From 43c3d481f420f929de1e05dfe7169edd1dbe110b Mon Sep 17 00:00:00 2001 From: cgsfv Date: Wed, 5 Jun 2019 23:26:40 +0200 Subject: Adding QEMU BSP's for E31 and S51 targets --- bsp/qemu-sifive-e31/README.md | 12 + bsp/qemu-sifive-e31/design.dts | 202 +++++++ bsp/qemu-sifive-e31/design.reglist | 54 ++ bsp/qemu-sifive-e31/metal-inline.h | 249 +++++++++ bsp/qemu-sifive-e31/metal-platform.h | 222 ++++++++ bsp/qemu-sifive-e31/metal.default.lds | 234 +++++++++ bsp/qemu-sifive-e31/metal.h | 868 +++++++++++++++++++++++++++++++ bsp/qemu-sifive-e31/metal.ramrodata.lds | 231 ++++++++ bsp/qemu-sifive-e31/metal.scratchpad.lds | 234 +++++++++ bsp/qemu-sifive-e31/qemu.cfg | 5 + bsp/qemu-sifive-e31/settings.mk | 13 + bsp/qemu-sifive-s51/README.md | 12 + bsp/qemu-sifive-s51/design.dts | 202 +++++++ bsp/qemu-sifive-s51/design.reglist | 54 ++ bsp/qemu-sifive-s51/metal-inline.h | 249 +++++++++ bsp/qemu-sifive-s51/metal-platform.h | 222 ++++++++ bsp/qemu-sifive-s51/metal.default.lds | 234 +++++++++ bsp/qemu-sifive-s51/metal.h | 868 +++++++++++++++++++++++++++++++ bsp/qemu-sifive-s51/metal.ramrodata.lds | 231 ++++++++ bsp/qemu-sifive-s51/metal.scratchpad.lds | 234 +++++++++ bsp/qemu-sifive-s51/qemu.cfg | 5 + bsp/qemu-sifive-s51/settings.mk | 13 + 22 files changed, 4648 insertions(+) create mode 100644 bsp/qemu-sifive-e31/README.md create mode 100644 bsp/qemu-sifive-e31/design.dts create mode 100644 bsp/qemu-sifive-e31/design.reglist create mode 100644 bsp/qemu-sifive-e31/metal-inline.h create mode 100644 bsp/qemu-sifive-e31/metal-platform.h create mode 100644 bsp/qemu-sifive-e31/metal.default.lds create mode 100644 bsp/qemu-sifive-e31/metal.h create mode 100644 bsp/qemu-sifive-e31/metal.ramrodata.lds create mode 100644 bsp/qemu-sifive-e31/metal.scratchpad.lds create mode 100644 bsp/qemu-sifive-e31/qemu.cfg create mode 100644 bsp/qemu-sifive-e31/settings.mk create mode 100644 bsp/qemu-sifive-s51/README.md create mode 100644 bsp/qemu-sifive-s51/design.dts create mode 100644 bsp/qemu-sifive-s51/design.reglist create mode 100644 bsp/qemu-sifive-s51/metal-inline.h create mode 100644 bsp/qemu-sifive-s51/metal-platform.h create mode 100644 bsp/qemu-sifive-s51/metal.default.lds create mode 100644 bsp/qemu-sifive-s51/metal.h create mode 100644 bsp/qemu-sifive-s51/metal.ramrodata.lds create mode 100644 bsp/qemu-sifive-s51/metal.scratchpad.lds create mode 100644 bsp/qemu-sifive-s51/qemu.cfg create mode 100644 bsp/qemu-sifive-s51/settings.mk diff --git a/bsp/qemu-sifive-e31/README.md b/bsp/qemu-sifive-e31/README.md new file mode 100644 index 0000000..9474b9f --- /dev/null +++ b/bsp/qemu-sifive-e31/README.md @@ -0,0 +1,12 @@ +SiFive QEMU E31 is a virtual development platform matching the Freedom E310. It’s the best way to start prototyping and developing your RISC‑V applications. + +This target is ideal for getting familiarize with RISC-V ISA instructions set and freedom-metal libraries. It supports: + +- 1 hart with RV32IMAC core +- 4 hardware breakpoints +- 16 local interrupts signal that can be connected to off core complex devices +- Up to 127 PLIC interrupt signals that can be connected to off core complex devices, with 7 priority levels +- GPIO memory with 16 interrupt lines +- SPI memory with 1 interrupt line +- Serial port with 1 interrupt line +- 1 RGB LEDS diff --git a/bsp/qemu-sifive-e31/design.dts b/bsp/qemu-sifive-e31/design.dts new file mode 100644 index 0000000..d6f3540 --- /dev/null +++ b/bsp/qemu-sifive-e31/design.dts @@ -0,0 +1,202 @@ +/dts-v1/; + +/ { + #address-cells = <1>; + #size-cells = <1>; + compatible = "sifive,qemu-sifive-e31"; + model = "sifive,qemu-sifive-e31"; + + chosen { + stdout-path = "/soc/serial@10013000:115200"; + metal,entry = <&spi0 0x400000>; + }; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + compatible = "sifive,fe310-g000"; + L6: cpu@0 { + clocks = <&hfclk>; + compatible = "sifive,rocket0", "riscv"; + device_type = "cpu"; + i-cache-block-size = <64>; + i-cache-sets = <128>; + i-cache-size = <16384>; + next-level-cache = <&spi0>; + reg = <0>; + riscv,isa = "rv32imac"; + sifive,dtim = <&dtim>; + status = "okay"; + timebase-frequency = <1000000>; + hardware-exec-breakpoint-count = <4>; + hlic: interrupt-controller { + #interrupt-cells = <1>; + compatible = "riscv,cpu-intc"; + interrupt-controller; + }; + }; + }; + + soc { + #address-cells = <1>; + #size-cells = <1>; + #clock-cells = <1>; + compatible = "sifive,qemu-sifive-e31"; + ranges; + + hfxoscin: clock@0 { + #clock-cells = <0>; + compatible = "fixed-clock"; + clock-frequency = <16000000>; + }; + hfxoscout: clock@1 { + compatible = "sifive,fe310-g000,hfxosc"; + clocks = <&hfxoscin>; + reg = <&prci 0x4>; + reg-names = "config"; + }; + hfroscin: clock@2 { + #clock-cells = <0>; + compatible = "fixed-clock"; + clock-frequency = <72000000>; + }; + hfroscout: clock@3 { + compatible = "sifive,fe310-g000,hfrosc"; + clocks = <&hfroscin>; + reg = <&prci 0x0>; + reg-names = "config"; + }; + hfclk: clock@4 { + compatible = "sifive,fe310-g000,pll"; + clocks = <&hfxoscout &hfroscout>; + clock-names = "pllref", "pllsel0"; + reg = <&prci 0x8 &prci 0xc>; + reg-names = "config", "divider"; + clock-frequency = <16000000>; + }; + + lfroscin: clock@5 { + #clock-cells = <0>; + compatible = "fixed-clock"; + clock-frequency = <32000000>; + }; + lfclk: clock@6 { + compatible = "sifive,fe310-g000,lfrosc"; + clocks = <&lfroscin>; + reg = <&aon 0x70>; + reg-names = "config"; + }; + + aon: aon@10000000 { + compatible = "sifive,aon0"; + reg = <0x10000000 0x8000>; + reg-names = "mem"; + }; + + prci: prci@10008000 { + compatible = "sifive,fe310-g000,prci"; + reg = <0x10008000 0x8000>; + reg-names = "mem"; + }; + + clint: clint@2000000 { + compatible = "riscv,clint0"; + interrupts-extended = <&hlic 3 &hlic 7>; + reg = <0x2000000 0x10000>; + reg-names = "control"; + }; + local-external-interrupts-0 { + compatible = "sifive,local-external-interrupts0"; + interrupt-parent = <&hlic>; + interrupts = <16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31>; + }; + plic: interrupt-controller@c000000 { + #interrupt-cells = <1>; + compatible = "riscv,plic0"; + interrupt-controller; + interrupts-extended = <&hlic 11>; + reg = <0xc000000 0x4000000>; + reg-names = "control"; + riscv,max-priority = <7>; + riscv,ndev = <26>; + }; + global-external-interrupts { + compatile = "sifive,global-external-interrupts0"; + interrupt-parent = <&plic>; + interrupts = <1 2 3 4>; + }; + + debug-controller@0 { + compatible = "sifive,debug-011", "riscv,debug-011"; + interrupts-extended = <&hlic 65535>; + reg = <0x0 0x100>; + reg-names = "control"; + }; + + maskrom@1000 { + reg = <0x1000 0x2000>; + reg-names = "mem"; + }; + otp@20000 { + reg = <0x20000 0x2000 0x10010000 0x1000>; + reg-names = "mem", "control"; + }; + + dtim: dtim@80000000 { + compatible = "sifive,dtim0"; + reg = <0x80000000 0x4000>; + reg-names = "mem"; + }; + + pwm@10015000 { + compatible = "sifive,pwm0"; + interrupt-parent = <&plic>; + interrupts = <23 24 25 26>; + reg = <0x10015000 0x1000>; + reg-names = "control"; + }; + gpio0: gpio@10012000 { + compatible = "sifive,gpio0"; + interrupt-parent = <&plic>; + interrupts = <7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22>; + reg = <0x10012000 0x1000>; + reg-names = "control"; + }; + uart0: serial@10013000 { + compatible = "sifive,uart0"; + interrupt-parent = <&plic>; + interrupts = <5>; + reg = <0x10013000 0x1000>; + reg-names = "control"; + clocks = <&hfclk>; + pinmux = <&gpio0 0x30000 0x30000>; + }; + spi0: spi@10014000 { + compatible = "sifive,spi0"; + interrupt-parent = <&plic>; + interrupts = <6>; + reg = <0x10014000 0x1000 0x20000000 0x20000000>; + reg-names = "control", "mem"; + clocks = <&hfclk>; + pinmux = <&gpio0 0x0003C 0x0003C>; + }; + led@0red { + compatible = "sifive,gpio-leds"; + label = "LD0red"; + gpios = <&gpio0 22>; + linux,default-trigger = "none"; + }; + led@0green { + compatible = "sifive,gpio-leds"; + label = "LD0green"; + gpios = <&gpio0 19>; + linux,default-trigger = "none"; + }; + led@0blue { + compatible = "sifive,gpio-leds"; + label = "LD0blue"; + gpios = <&gpio0 21>; + linux,default-trigger = "none"; + }; + }; +}; diff --git a/bsp/qemu-sifive-e31/design.reglist b/bsp/qemu-sifive-e31/design.reglist new file mode 100644 index 0000000..921dd83 --- /dev/null +++ b/bsp/qemu-sifive-e31/design.reglist @@ -0,0 +1,54 @@ +zero +ra +sp +gp +tp +t0 +t1 +t2 +fp +s1 +a0 +a1 +a2 +a3 +a4 +a5 +a6 +a7 +s2 +s3 +s4 +s5 +s6 +s7 +s8 +s9 +s10 +s11 +t3 +t4 +t5 +t6 +pc +mstatus +misa +mie +mtvec +mscratch +mepc +mcause +mtval +mip +mvendorid +marchid +mimpid +mhartid +tselect +tdata1 +tdata2 +tdata3 +dcsr +dpc +dscratch +priv diff --git a/bsp/qemu-sifive-e31/metal-inline.h b/bsp/qemu-sifive-e31/metal-inline.h new file mode 100644 index 0000000..3f2f6bc --- /dev/null +++ b/bsp/qemu-sifive-e31/metal-inline.h @@ -0,0 +1,249 @@ +/* Copyright 2019 SiFive, Inc */ +/* SPDX-License-Identifier: Apache-2.0 */ +/* ----------------------------------- */ +/* ----------------------------------- */ + +#ifndef ASSEMBLY + +#ifndef QEMU_SIFIVE_E31__METAL_INLINE_H +#define QEMU_SIFIVE_E31__METAL_INLINE_H + +#include + + +/* --------------------- fixed_clock ------------ */ +extern inline unsigned long __metal_driver_fixed_clock_rate(struct metal_clock *clock); + + +/* --------------------- fixed_factor_clock ------------ */ + + +/* --------------------- sifive_clint0 ------------ */ +extern inline unsigned long __metal_driver_sifive_clint0_control_base(struct metal_interrupt *controller); +extern inline unsigned long __metal_driver_sifive_clint0_control_size(struct metal_interrupt *controller); +extern inline int __metal_driver_sifive_clint0_num_interrupts(struct metal_interrupt *controller); +extern inline struct metal_interrupt * __metal_driver_sifive_clint0_interrupt_parents(struct metal_interrupt *controller, int idx); +extern inline int __metal_driver_sifive_clint0_interrupt_lines(struct metal_interrupt *controller, int idx); + + +/* --------------------- cpu ------------ */ +extern inline int __metal_driver_cpu_hartid(struct metal_cpu *cpu); +extern inline int __metal_driver_cpu_timebase(struct metal_cpu *cpu); +extern inline struct metal_interrupt * __metal_driver_cpu_interrupt_controller(struct metal_cpu *cpu); +extern inline int __metal_driver_cpu_num_pmp_regions(struct metal_cpu *cpu); + + +/* --------------------- sifive_plic0 ------------ */ +extern inline unsigned long __metal_driver_sifive_plic0_control_base(struct metal_interrupt *controller); +extern inline unsigned long __metal_driver_sifive_plic0_control_size(struct metal_interrupt *controller); +extern inline int __metal_driver_sifive_plic0_num_interrupts(struct metal_interrupt *controller); +extern inline int __metal_driver_sifive_plic0_max_priority(struct metal_interrupt *controller); +extern inline struct metal_interrupt * __metal_driver_sifive_plic0_interrupt_parents(struct metal_interrupt *controller, int idx); +extern inline int __metal_driver_sifive_plic0_interrupt_lines(struct metal_interrupt *controller, int idx); + + +/* --------------------- sifive_clic0 ------------ */ + + +/* --------------------- sifive_local_external_interrupts0 ------------ */ +extern inline struct metal_interrupt * __metal_driver_sifive_local_external_interrupts0_interrupt_parent(struct metal_interrupt *controller); +extern inline int __metal_driver_sifive_local_external_interrupts0_num_interrupts(struct metal_interrupt *controller); +extern inline int __metal_driver_sifive_local_external_interrupts0_interrupt_lines(struct metal_interrupt *controller, int idx); + + +/* --------------------- sifive_global_external_interrupts0 ------------ */ + + +/* --------------------- sifive_gpio0 ------------ */ +extern inline unsigned long __metal_driver_sifive_gpio0_base(struct metal_gpio *gpio); +extern inline unsigned long __metal_driver_sifive_gpio0_size(struct metal_gpio *gpio); +extern inline int __metal_driver_sifive_gpio0_num_interrupts(struct metal_gpio *gpio); +extern inline struct metal_interrupt * __metal_driver_sifive_gpio0_interrupt_parent(struct metal_gpio *gpio); +extern inline int __metal_driver_sifive_gpio0_interrupt_lines(struct metal_gpio *gpio, int idx); + + +/* --------------------- sifive_gpio_button ------------ */ + + +/* --------------------- sifive_gpio_led ------------ */ +extern inline struct metal_gpio * __metal_driver_sifive_gpio_led_gpio(struct metal_led *led); +extern inline int __metal_driver_sifive_gpio_led_pin(struct metal_led *led); +extern inline char * __metal_driver_sifive_gpio_led_label(struct metal_led *led); + + +/* --------------------- sifive_gpio_switch ------------ */ + + +/* --------------------- sifive_spi0 ------------ */ +extern inline unsigned long __metal_driver_sifive_spi0_control_base(struct metal_spi *spi); +extern inline unsigned long __metal_driver_sifive_spi0_control_size(struct metal_spi *spi); +extern inline struct __metal_driver_sifive_gpio0 * __metal_driver_sifive_spi0_pinmux(struct metal_spi *spi); +extern inline unsigned long __metal_driver_sifive_spi0_pinmux_output_selector(struct metal_spi *spi); +extern inline unsigned long __metal_driver_sifive_spi0_pinmux_source_selector(struct metal_spi *spi); + + +/* --------------------- sifive_test0 ------------ */ + + +/* --------------------- sifive_uart0 ------------ */ +extern inline unsigned long __metal_driver_sifive_uart0_control_base(struct metal_uart *uart); +extern inline unsigned long __metal_driver_sifive_uart0_control_size(struct metal_uart *uart); +extern inline int __metal_driver_sifive_uart0_num_interrupts(struct metal_uart *uart); +extern inline struct metal_interrupt * __metal_driver_sifive_uart0_interrupt_parent(struct metal_uart *uart); +extern inline int __metal_driver_sifive_uart0_interrupt_line(struct metal_uart *uart); +extern inline struct metal_clock * __metal_driver_sifive_uart0_clock(struct metal_uart *uart); +extern inline struct __metal_driver_sifive_gpio0 * __metal_driver_sifive_uart0_pinmux(struct metal_uart *uart); +extern inline unsigned long __metal_driver_sifive_uart0_pinmux_output_selector(struct metal_uart *uart); +extern inline unsigned long __metal_driver_sifive_uart0_pinmux_source_selector(struct metal_uart *uart); + + +/* --------------------- sifive_fe310_g000_hfrosc ------------ */ +extern inline struct metal_clock * __metal_driver_sifive_fe310_g000_hfrosc_ref(const struct metal_clock *clock); +extern inline struct __metal_driver_sifive_fe310_g000_prci * __metal_driver_sifive_fe310_g000_hfrosc_config_base(const struct metal_clock *clock); +extern inline const struct __metal_driver_vtable_sifive_fe310_g000_prci * __metal_driver_sifive_fe310_g000_hfrosc_config_vtable(struct metal_clock *clock); +extern inline long __metal_driver_sifive_fe310_g000_hfrosc_config_offset(const struct metal_clock *clock); + + +/* --------------------- sifive_fe310_g000_hfxosc ------------ */ +extern inline struct metal_clock * __metal_driver_sifive_fe310_g000_hfxosc_ref(const struct metal_clock *clock); +extern inline struct __metal_driver_sifive_fe310_g000_prci * __metal_driver_sifive_fe310_g000_hfxosc_config_base(const struct metal_clock *clock); +extern inline long __metal_driver_sifive_fe310_g000_hfxosc_config_offset(const struct metal_clock *clock); + + +/* --------------------- sifive_fe310_g000_pll ------------ */ +extern inline struct metal_clock * __metal_driver_sifive_fe310_g000_pll_pllsel0(const struct metal_clock *clock); +extern inline struct metal_clock * __metal_driver_sifive_fe310_g000_pll_pllref(const struct metal_clock *clock); +extern inline struct __metal_driver_sifive_fe310_g000_prci * __metal_driver_sifive_fe310_g000_pll_config_base( ); +extern inline long __metal_driver_sifive_fe310_g000_pll_config_offset( ); +extern inline struct __metal_driver_sifive_fe310_g000_prci * __metal_driver_sifive_fe310_g000_pll_divider_base(const struct metal_clock *clock); +extern inline long __metal_driver_sifive_fe310_g000_pll_divider_offset(const struct metal_clock *clock); +extern inline long __metal_driver_sifive_fe310_g000_pll_init_rate( ); + + +/* --------------------- fe310_g000_prci ------------ */ +extern inline long __metal_driver_sifive_fe310_g000_prci_base( ); +extern inline long __metal_driver_sifive_fe310_g000_prci_size( ); +extern inline const struct __metal_driver_vtable_sifive_fe310_g000_prci * __metal_driver_sifive_fe310_g000_prci_vtable( ); + + +/* --------------------- sifive_fu540_c000_l2 ------------ */ + + +/* From clock@0 */ +struct __metal_driver_fixed_clock __metal_dt_clock_0 = { + .clock.vtable = &__metal_driver_vtable_fixed_clock.clock, +}; + +/* From clock@2 */ +struct __metal_driver_fixed_clock __metal_dt_clock_2 = { + .clock.vtable = &__metal_driver_vtable_fixed_clock.clock, +}; + +/* From clock@5 */ +struct __metal_driver_fixed_clock __metal_dt_clock_5 = { + .clock.vtable = &__metal_driver_vtable_fixed_clock.clock, +}; + +struct metal_memory __metal_dt_mem_dtim_80000000 = { + ._base_address = 2147483648UL, + ._size = 16384UL, + ._attrs = { + .R = 1, + .W = 1, + .X = 1, + .C = 1, + .A = 1}, +}; + +struct metal_memory __metal_dt_mem_spi_10014000 = { + ._base_address = 536870912UL, + ._size = 536870912UL, + ._attrs = { + .R = 1, + .W = 1, + .X = 1, + .C = 1, + .A = 1}, +}; + +/* From clint@2000000 */ +struct __metal_driver_riscv_clint0 __metal_dt_clint_2000000 = { + .controller.vtable = &__metal_driver_vtable_riscv_clint0.clint_vtable, + .init_done = 0, +}; + +/* From cpu@0 */ +struct __metal_driver_cpu __metal_dt_cpu_0 = { + .cpu.vtable = &__metal_driver_vtable_cpu.cpu_vtable, +}; + +/* From interrupt_controller */ +struct __metal_driver_riscv_cpu_intc __metal_dt_cpu_0_interrupt_controller = { + .controller.vtable = &__metal_driver_vtable_riscv_cpu_intc.controller_vtable, + .init_done = 0, +}; + +/* From interrupt_controller@c000000 */ +struct __metal_driver_riscv_plic0 __metal_dt_interrupt_controller_c000000 = { + .controller.vtable = &__metal_driver_vtable_riscv_plic0.plic_vtable, + .init_done = 0, +}; + +/* From local_external_interrupts_0 */ +struct __metal_driver_sifive_local_external_interrupts0 __metal_dt_local_external_interrupts_0 = { + .irc.vtable = &__metal_driver_vtable_sifive_local_external_interrupts0.local0_vtable, + .init_done = 0, +}; + +/* From gpio@10012000 */ +struct __metal_driver_sifive_gpio0 __metal_dt_gpio_10012000 = { + .gpio.vtable = &__metal_driver_vtable_sifive_gpio0.gpio, +}; + +/* From led@0red */ +struct __metal_driver_sifive_gpio_led __metal_dt_led_0red = { + .led.vtable = &__metal_driver_vtable_sifive_led.led_vtable, +}; + +/* From led@0green */ +struct __metal_driver_sifive_gpio_led __metal_dt_led_0green = { + .led.vtable = &__metal_driver_vtable_sifive_led.led_vtable, +}; + +/* From led@0blue */ +struct __metal_driver_sifive_gpio_led __metal_dt_led_0blue = { + .led.vtable = &__metal_driver_vtable_sifive_led.led_vtable, +}; + +/* From spi@10014000 */ +struct __metal_driver_sifive_spi0 __metal_dt_spi_10014000 = { + .spi.vtable = &__metal_driver_vtable_sifive_spi0.spi, +}; + +/* From serial@10013000 */ +struct __metal_driver_sifive_uart0 __metal_dt_serial_10013000 = { + .uart.vtable = &__metal_driver_vtable_sifive_uart0.uart, +}; + +/* From clock@3 */ +struct __metal_driver_sifive_fe310_g000_hfrosc __metal_dt_clock_3 = { + .clock.vtable = &__metal_driver_vtable_sifive_fe310_g000_hfrosc.clock, +}; + +/* From clock@1 */ +struct __metal_driver_sifive_fe310_g000_hfxosc __metal_dt_clock_1 = { + .clock.vtable = &__metal_driver_vtable_sifive_fe310_g000_hfxosc.clock, +}; + +/* From clock@4 */ +struct __metal_driver_sifive_fe310_g000_pll __metal_dt_clock_4 = { + .clock.vtable = &__metal_driver_vtable_sifive_fe310_g000_pll.clock, +}; + +/* From prci@10008000 */ +struct __metal_driver_sifive_fe310_g000_prci __metal_dt_prci_10008000 = { +}; + + +#endif /* QEMU_SIFIVE_E31__METAL_INLINE_H*/ +#endif /* ! ASSEMBLY */ diff --git a/bsp/qemu-sifive-e31/metal-platform.h b/bsp/qemu-sifive-e31/metal-platform.h new file mode 100644 index 0000000..6582722 --- /dev/null +++ b/bsp/qemu-sifive-e31/metal-platform.h @@ -0,0 +1,222 @@ +/* Copyright 2019 SiFive, Inc */ +/* SPDX-License-Identifier: Apache-2.0 */ +/* ----------------------------------- */ +/* ----------------------------------- */ + +#ifndef QEMU_SIFIVE_E31__METAL_PLATFORM_H +#define QEMU_SIFIVE_E31__METAL_PLATFORM_H + +/* From clock@0 */ +#define METAL_FIXED_CLOCK_0_CLOCK_FREQUENCY 16000000UL + +/* From clock@2 */ +#define METAL_FIXED_CLOCK_2_CLOCK_FREQUENCY 72000000UL + +/* From clock@5 */ +#define METAL_FIXED_CLOCK_5_CLOCK_FREQUENCY 32000000UL + +#define METAL_FIXED_CLOCK + +/* From clint@2000000 */ +#define METAL_RISCV_CLINT0_2000000_BASE_ADDRESS 33554432UL +#define METAL_RISCV_CLINT0_0_BASE_ADDRESS 33554432UL +#define METAL_RISCV_CLINT0_2000000_SIZE 65536UL +#define METAL_RISCV_CLINT0_0_SIZE 65536UL + +#define METAL_RISCV_CLINT0 +#define METAL_RISCV_CLINT0_MSIP_BASE 0UL +#define METAL_RISCV_CLINT0_MTIMECMP_BASE 16384UL +#define METAL_RISCV_CLINT0_MTIME 49144UL + +/* From interrupt_controller@c000000 */ +#define METAL_RISCV_PLIC0_C000000_BASE_ADDRESS 201326592UL +#define METAL_RISCV_PLIC0_0_BASE_ADDRESS 201326592UL +#define METAL_RISCV_PLIC0_C000000_SIZE 67108864UL +#define METAL_RISCV_PLIC0_0_SIZE 67108864UL +#define METAL_RISCV_PLIC0_C000000_RISCV_MAX_PRIORITY 7UL +#define METAL_RISCV_PLIC0_0_RISCV_MAX_PRIORITY 7UL +#define METAL_RISCV_PLIC0_C000000_RISCV_NDEV 27UL +#define METAL_RISCV_PLIC0_0_RISCV_NDEV 27UL + +#define METAL_RISCV_PLIC0 +#define METAL_RISCV_PLIC0_PRIORITY_BASE 0UL +#define METAL_RISCV_PLIC0_PENDING_BASE 4096UL +#define METAL_RISCV_PLIC0_ENABLE_BASE 8192UL +#define METAL_RISCV_PLIC0_THRESHOLD 2097152UL +#define METAL_RISCV_PLIC0_CLAIM 2097156UL + +/* From aon@10000000 */ +#define METAL_SIFIVE_AON0_10000000_BASE_ADDRESS 268435456UL +#define METAL_SIFIVE_AON0_0_BASE_ADDRESS 268435456UL +#define METAL_SIFIVE_AON0_10000000_SIZE 32768UL +#define METAL_SIFIVE_AON0_0_SIZE 32768UL + +#define METAL_SIFIVE_AON0 +#define METAL_SIFIVE_AON0_WDOGCFG 0UL +#define METAL_SIFIVE_AON0_WDOGCOUNT 8UL +#define METAL_SIFIVE_AON0_WDOGS 16UL +#define METAL_SIFIVE_AON0_WDOGFEED 24UL +#define METAL_SIFIVE_AON0_WDOGKEY 28UL +#define METAL_SIFIVE_AON0_WDOGCMP 32UL +#define METAL_SIFIVE_AON0_RTCCFG 64UL +#define METAL_SIFIVE_AON0_RTCLO 72UL +#define METAL_SIFIVE_AON0_RTCHI 72UL +#define METAL_SIFIVE_AON0_RTCS 80UL +#define METAL_SIFIVE_AON0_RTCCMP 96UL +#define METAL_SIFIVE_AON0_LFROSCCFG 112UL +#define METAL_SIFIVE_AON0_BACKUP0 128UL +#define METAL_SIFIVE_AON0_BACKUP1 132UL +#define METAL_SIFIVE_AON0_BACKUP2 136UL +#define METAL_SIFIVE_AON0_BACKUP3 140UL +#define METAL_SIFIVE_AON0_BACKUP4 144UL +#define METAL_SIFIVE_AON0_BACKUP5 148UL +#define METAL_SIFIVE_AON0_BACKUP6 152UL +#define METAL_SIFIVE_AON0_BACKUP7 152UL +#define METAL_SIFIVE_AON0_BACKUP8 160UL +#define METAL_SIFIVE_AON0_BACKUP9 164UL +#define METAL_SIFIVE_AON0_BACKUP10 168UL +#define METAL_SIFIVE_AON0_BACKUP11 172UL +#define METAL_SIFIVE_AON0_BACKUP12 176UL +#define METAL_SIFIVE_AON0_BACKUP13 180UL +#define METAL_SIFIVE_AON0_BACKUP14 184UL +#define METAL_SIFIVE_AON0_BACKUP15 188UL +#define METAL_SIFIVE_AON0_BACKUP16 192UL +#define METAL_SIFIVE_AON0_BACKUP17 196UL +#define METAL_SIFIVE_AON0_BACKUP18 200UL +#define METAL_SIFIVE_AON0_BACKUP19 204UL +#define METAL_SIFIVE_AON0_BACKUP20 208UL +#define METAL_SIFIVE_AON0_BACKUP21 212UL +#define METAL_SIFIVE_AON0_BACKUP22 216UL +#define METAL_SIFIVE_AON0_BACKUP23 220UL +#define METAL_SIFIVE_AON0_BACKUP24 224UL +#define METAL_SIFIVE_AON0_BACKUP25 228UL +#define METAL_SIFIVE_AON0_BACKUP26 232UL +#define METAL_SIFIVE_AON0_BACKUP27 236UL +#define METAL_SIFIVE_AON0_BACKUP28 240UL +#define METAL_SIFIVE_AON0_BACKUP29 244UL +#define METAL_SIFIVE_AON0_BACKUP30 248UL +#define METAL_SIFIVE_AON0_BACKUP31 252UL +#define METAL_SIFIVE_AON0_PMU_WAKEUP_BASE 256UL +#define METAL_SIFIVE_AON0_PWM_SLEEP_BASE 288UL +#define METAL_SIFIVE_AON0_PMUIE 320UL +#define METAL_SIFIVE_AON0_PMUCAUSE 324UL +#define METAL_SIFIVE_AON0_PMUSLEEP 328UL +#define METAL_SIFIVE_AON0_PMUKEY 332UL + +/* From clock@3 */ + +#define METAL_SIFIVE_FE310_G000_HFROSC + +/* From clock@1 */ + +#define METAL_SIFIVE_FE310_G000_HFXOSC + +/* From prci@10008000 */ +#define METAL_SIFIVE_FE310_G000_PRCI_10008000_BASE_ADDRESS 268468224UL +#define METAL_SIFIVE_FE310_G000_PRCI_0_BASE_ADDRESS 268468224UL +#define METAL_SIFIVE_FE310_G000_PRCI_10008000_SIZE 32768UL +#define METAL_SIFIVE_FE310_G000_PRCI_0_SIZE 32768UL + +#define METAL_SIFIVE_FE310_G000_PRCI +#define METAL_SIFIVE_FE310_G000_PRCI_HFROSCCFG 0UL +#define METAL_SIFIVE_FE310_G000_PRCI_HFXOSCCFG 4UL +#define METAL_SIFIVE_FE310_G000_PRCI_PLLCFG 8UL +#define METAL_SIFIVE_FE310_G000_PRCI_PLLOUTDIV 12UL + +/* From clock@4 */ +#define METAL_SIFIVE_FE310_G000_PLL_4_CLOCK_FREQUENCY 16000000UL + +#define METAL_SIFIVE_FE310_G000_PLL + +/* From gpio@10012000 */ +#define METAL_SIFIVE_GPIO0_10012000_BASE_ADDRESS 268509184UL +#define METAL_SIFIVE_GPIO0_0_BASE_ADDRESS 268509184UL +#define METAL_SIFIVE_GPIO0_10012000_SIZE 4096UL +#define METAL_SIFIVE_GPIO0_0_SIZE 4096UL + +#define METAL_SIFIVE_GPIO0 +#define METAL_SIFIVE_GPIO0_VALUE 0UL +#define METAL_SIFIVE_GPIO0_INPUT_EN 4UL +#define METAL_SIFIVE_GPIO0_OUTPUT_EN 8UL +#define METAL_SIFIVE_GPIO0_PORT 12UL +#define METAL_SIFIVE_GPIO0_PUE 16UL +#define METAL_SIFIVE_GPIO0_DS 20UL +#define METAL_SIFIVE_GPIO0_RISE_IE 24UL +#define METAL_SIFIVE_GPIO0_RISE_IP 28UL +#define METAL_SIFIVE_GPIO0_FALL_IE 32UL +#define METAL_SIFIVE_GPIO0_FALL_IP 36UL +#define METAL_SIFIVE_GPIO0_HIGH_IE 40UL +#define METAL_SIFIVE_GPIO0_HIGH_IP 44UL +#define METAL_SIFIVE_GPIO0_LOW_IE 48UL +#define METAL_SIFIVE_GPIO0_LOW_IP 52UL +#define METAL_SIFIVE_GPIO0_IOF_EN 56UL +#define METAL_SIFIVE_GPIO0_IOF_SEL 60UL +#define METAL_SIFIVE_GPIO0_OUT_XOR 64UL + +/* From led@0red */ + +/* From led@0green */ + +/* From led@0blue */ + +#define METAL_SIFIVE_GPIO_LEDS + +/* From local_external_interrupts_0 */ + +#define METAL_SIFIVE_LOCAL_EXTERNAL_INTERRUPTS0 + +/* From pwm@10015000 */ +#define METAL_SIFIVE_PWM0_10015000_BASE_ADDRESS 268521472UL +#define METAL_SIFIVE_PWM0_0_BASE_ADDRESS 268521472UL +#define METAL_SIFIVE_PWM0_10015000_SIZE 4096UL +#define METAL_SIFIVE_PWM0_0_SIZE 4096UL + +#define METAL_SIFIVE_PWM0 +#define METAL_SIFIVE_PWM0_PWMCFG 0UL +#define METAL_SIFIVE_PWM0_PWMCOUNT 8UL +#define METAL_SIFIVE_PWM0_PWMS 16UL +#define METAL_SIFIVE_PWM0_PWMCMP0 32UL +#define METAL_SIFIVE_PWM0_PWMCMP1 36UL +#define METAL_SIFIVE_PWM0_PWMCMP2 40UL +#define METAL_SIFIVE_PWM0_PWMCMP3 44UL + +/* From spi@10014000 */ +#define METAL_SIFIVE_SPI0_10014000_BASE_ADDRESS 268517376UL +#define METAL_SIFIVE_SPI0_0_BASE_ADDRESS 268517376UL +#define METAL_SIFIVE_SPI0_10014000_SIZE 4096UL +#define METAL_SIFIVE_SPI0_0_SIZE 4096UL + +#define METAL_SIFIVE_SPI0 +#define METAL_SIFIVE_SPI0_SCKDIV 0UL +#define METAL_SIFIVE_SPI0_SCKMODE 4UL +#define METAL_SIFIVE_SPI0_CSID 16UL +#define METAL_SIFIVE_SPI0_CSDEF 20UL +#define METAL_SIFIVE_SPI0_CSMODE 24UL +#define METAL_SIFIVE_SPI0_DELAY0 40UL +#define METAL_SIFIVE_SPI0_DELAY1 44UL +#define METAL_SIFIVE_SPI0_FMT 64UL +#define METAL_SIFIVE_SPI0_TXDATA 72UL +#define METAL_SIFIVE_SPI0_RXDATA 76UL +#define METAL_SIFIVE_SPI0_TXMARK 80UL +#define METAL_SIFIVE_SPI0_RXMARK 84UL +#define METAL_SIFIVE_SPI0_FCTRL 96UL +#define METAL_SIFIVE_SPI0_FFMT 100UL +#define METAL_SIFIVE_SPI0_IE 112UL +#define METAL_SIFIVE_SPI0_IP 116UL + +/* From serial@10013000 */ +#define METAL_SIFIVE_UART0_10013000_BASE_ADDRESS 268513280UL +#define METAL_SIFIVE_UART0_0_BASE_ADDRESS 268513280UL +#define METAL_SIFIVE_UART0_10013000_SIZE 4096UL +#define METAL_SIFIVE_UART0_0_SIZE 4096UL + +#define METAL_SIFIVE_UART0 +#define METAL_SIFIVE_UART0_TXDATA 0UL +#define METAL_SIFIVE_UART0_RXDATA 4UL +#define METAL_SIFIVE_UART0_TXCTRL 8UL +#define METAL_SIFIVE_UART0_RXCTRL 12UL +#define METAL_SIFIVE_UART0_IE 16UL +#define METAL_SIFIVE_UART0_IP 20UL +#define METAL_SIFIVE_UART0_DIV 24UL + +#endif /* QEMU_SIFIVE_E31__METAL_PLATFORM_H*/ diff --git a/bsp/qemu-sifive-e31/metal.default.lds b/bsp/qemu-sifive-e31/metal.default.lds new file mode 100644 index 0000000..6bd988b --- /dev/null +++ b/bsp/qemu-sifive-e31/metal.default.lds @@ -0,0 +1,234 @@ +/* Copyright 2019 SiFive, Inc */ +/* SPDX-License-Identifier: Apache-2.0 */ +/* ----------------------------------- */ +/* ----------------------------------- */ + +OUTPUT_ARCH("riscv") + +ENTRY(_enter) + +MEMORY +{ + ram (wxa!ri) : ORIGIN = 0x80000000, LENGTH = 0x4000 + flash (rxai!w) : ORIGIN = 0x20400000, LENGTH = 0x1fc00000 +} + +PHDRS +{ + flash PT_LOAD; + ram_init PT_LOAD; + itim_init PT_LOAD; + ram PT_NULL; + itim PT_NULL; +} + +SECTIONS +{ + __stack_size = DEFINED(__stack_size) ? __stack_size : 0x400; + PROVIDE(__stack_size = __stack_size); + __heap_size = DEFINED(__heap_size) ? __heap_size : 0x400; + PROVIDE(__metal_boot_hart = 0); + PROVIDE(__metal_chicken_bit = 0); + + + .init : + { + KEEP (*(.text.metal.init.enter)) + KEEP (*(SORT_NONE(.init))) + KEEP (*(.text.libgloss.start)) + } >flash AT>flash :flash + + + .text : + { + *(.text.unlikely .text.unlikely.*) + *(.text.startup .text.startup.*) + *(.text .text.*) + *(.itim .itim.*) + *(.gnu.linkonce.t.*) + } >flash AT>flash :flash + + + .fini : + { + KEEP (*(SORT_NONE(.fini))) + } >flash AT>flash :flash + + + PROVIDE (__etext = .); + PROVIDE (_etext = .); + PROVIDE (etext = .); + + + .rodata : + { + *(.rdata) + *(.rodata .rodata.*) + *(.gnu.linkonce.r.*) + . = ALIGN(8); + *(.srodata.cst16) + *(.srodata.cst8) + *(.srodata.cst4) + *(.srodata.cst2) + *(.srodata .srodata.*) + } >flash AT>flash :flash + + + . = ALIGN(4); + + + .preinit_array : + { + PROVIDE_HIDDEN (__preinit_array_start = .); + KEEP (*(.preinit_array)) + PROVIDE_HIDDEN (__preinit_array_end = .); + } >flash AT>flash :flash + + + .init_array : + { + PROVIDE_HIDDEN (__init_array_start = .); + KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*))) + KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors)) + PROVIDE_HIDDEN (__init_array_end = .); + } >flash AT>flash :flash + + + .finit_array : + { + PROVIDE_HIDDEN (__finit_array_start = .); + KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*))) + KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors)) + PROVIDE_HIDDEN (__finit_array_end = .); + } >flash AT>flash :flash + + + .ctors : + { + /* gcc uses crtbegin.o to find the start of + the constructors, so we make sure it is + first. Because this is a wildcard, it + doesn't matter if the user does not + actually link against crtbegin.o; the + linker won't look for a file to match a + wildcard. The wildcard also means that it + doesn't matter which directory crtbegin.o + is in. */ + KEEP (*crtbegin.o(.ctors)) + KEEP (*crtbegin?.o(.ctors)) + /* We don't want to include the .ctor section from + the crtend.o file until after the sorted ctors. + The .ctor section from the crtend file contains the + end of ctors marker and it must be last */ + KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors)) + KEEP (*(SORT(.ctors.*))) + KEEP (*(.ctors)) + } >flash AT>flash :flash + + + .dtors : + { + KEEP (*crtbegin.o(.dtors)) + KEEP (*crtbegin?.o(.dtors)) + KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors)) + KEEP (*(SORT(.dtors.*))) + KEEP (*(.dtors)) + } >flash AT>flash :flash + + + .litimalign : + { + . = ALIGN(4); + PROVIDE( metal_segment_itim_source_start = . ); + } >flash AT>flash :flash + + + .ditimalign : + { + . = ALIGN(4); + PROVIDE( metal_segment_itim_target_start = . ); + } >ram AT>flash :ram_init + + + .itim : + { + *(.itim .itim.*) + } >flash AT>flash :flash + + + . = ALIGN(8); + PROVIDE( metal_segment_itim_target_end = . ); + + + .lalign : + { + . = ALIGN(4); + PROVIDE( _data_lma = . ); + PROVIDE( metal_segment_data_source_start = . ); + } >flash AT>flash :flash + + + .dalign : + { + . = ALIGN(4); + PROVIDE( metal_segment_data_target_start = . ); + } >ram AT>flash :ram_init + + + .data : + { + *(.data .data.*) + *(.gnu.linkonce.d.*) + . = ALIGN(8); + PROVIDE( __global_pointer$ = . + 0x800 ); + *(.sdata .sdata.* .sdata2.*) + *(.gnu.linkonce.s.*) + } >ram AT>flash :ram_init + + + . = ALIGN(4); + PROVIDE( _edata = . ); + PROVIDE( edata = . ); + PROVIDE( metal_segment_data_target_end = . ); + PROVIDE( _fbss = . ); + PROVIDE( __bss_start = . ); + PROVIDE( metal_segment_bss_target_start = . ); + + + .bss : + { + *(.sbss*) + *(.gnu.linkonce.sb.*) + *(.bss .bss.*) + *(.gnu.linkonce.b.*) + *(COMMON) + . = ALIGN(4); + } >ram AT>ram :ram + + + . = ALIGN(8); + PROVIDE( _end = . ); + PROVIDE( end = . ); + PROVIDE( metal_segment_bss_target_end = . ); + + + .stack : + { + PROVIDE(metal_segment_stack_begin = .); + . = __stack_size; + PROVIDE( _sp = . ); + PROVIDE(metal_segment_stack_end = .); + } >ram AT>ram :ram + + + .heap : + { + PROVIDE( metal_segment_heap_target_start = . ); + . = __heap_size; + PROVIDE( metal_segment_heap_target_end = . ); + PROVIDE( _heap_end = . ); + } >ram AT>ram :ram + + +} + diff --git a/bsp/qemu-sifive-e31/metal.h b/bsp/qemu-sifive-e31/metal.h new file mode 100644 index 0000000..b15ce54 --- /dev/null +++ b/bsp/qemu-sifive-e31/metal.h @@ -0,0 +1,868 @@ +/* Copyright 2019 SiFive, Inc */ +/* SPDX-License-Identifier: Apache-2.0 */ +/* ----------------------------------- */ +/* ----------------------------------- */ + +#ifndef ASSEMBLY + +#include + +#ifdef __METAL_MACHINE_MACROS + +#ifndef MACROS_IF_QEMU_SIFIVE_E31__METAL_H +#define MACROS_IF_QEMU_SIFIVE_E31__METAL_H + +#define __METAL_CLINT_NUM_PARENTS 2 + +#ifndef __METAL_CLINT_NUM_PARENTS +#define __METAL_CLINT_NUM_PARENTS 0 +#endif +#define __METAL_PLIC_SUBINTERRUPTS 27 + +#define __METAL_PLIC_NUM_PARENTS 1 + +#ifndef __METAL_PLIC_SUBINTERRUPTS +#define __METAL_PLIC_SUBINTERRUPTS 0 +#endif +#ifndef __METAL_PLIC_NUM_PARENTS +#define __METAL_PLIC_NUM_PARENTS 0 +#endif +#ifndef __METAL_CLIC_SUBINTERRUPTS +#define __METAL_CLIC_SUBINTERRUPTS 0 +#endif + +#endif /* MACROS_IF_SIFIVE_HIFIVE1__METAL_H*/ + +#else /* ! __METAL_MACHINE_MACROS */ + +#ifndef MACROS_ELSE_SIFIVE_HIFIVE1__METAL_H +#define MACROS_ELSE_SIFIVE_HIFIVE1__METAL_H + +#define __METAL_CLINT_2000000_INTERRUPTS 2 + +#define METAL_MAX_CLINT_INTERRUPTS 2 + +#define __METAL_CLINT_NUM_PARENTS 2 + +#define __METAL_INTERRUPT_CONTROLLER_C000000_INTERRUPTS 1 + +#define __METAL_PLIC_SUBINTERRUPTS 27 + +#define METAL_MAX_PLIC_INTERRUPTS 1 + +#define __METAL_PLIC_NUM_PARENTS 1 + +#define __METAL_CLIC_SUBINTERRUPTS 0 +#define METAL_MAX_CLIC_INTERRUPTS 0 + +#define __METAL_LOCAL_EXTERNAL_INTERRUPTS_0_INTERRUPTS 16 + +#define METAL_MAX_LOCAL_EXT_INTERRUPTS 16 + +#define METAL_MAX_GLOBAL_EXT_INTERRUPTS 0 + +#define __METAL_GPIO_10012000_INTERRUPTS 16 + +#define METAL_MAX_GPIO_INTERRUPTS 16 + +#define __METAL_SERIAL_10013000_INTERRUPTS 1 + +#define METAL_MAX_UART_INTERRUPTS 1 + + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +/* From clock@0 */ +struct __metal_driver_fixed_clock __metal_dt_clock_0; + +/* From clock@2 */ +struct __metal_driver_fixed_clock __metal_dt_clock_2; + +/* From clock@5 */ +struct __metal_driver_fixed_clock __metal_dt_clock_5; + +struct metal_memory __metal_dt_mem_dtim_80000000; + +struct metal_memory __metal_dt_mem_spi_10014000; + +/* From clint@2000000 */ +struct __metal_driver_riscv_clint0 __metal_dt_clint_2000000; + +/* From cpu@0 */ +struct __metal_driver_cpu __metal_dt_cpu_0; + +struct __metal_driver_riscv_cpu_intc __metal_dt_cpu_0_interrupt_controller; + +/* From interrupt_controller@c000000 */ +struct __metal_driver_riscv_plic0 __metal_dt_interrupt_controller_c000000; + +/* From local_external_interrupts_0 */ +struct __metal_driver_sifive_local_external_interrupts0 __metal_dt_local_external_interrupts_0; + +/* From gpio@10012000 */ +struct __metal_driver_sifive_gpio0 __metal_dt_gpio_10012000; + +/* From led@0red */ +struct __metal_driver_sifive_gpio_led __metal_dt_led_0red; + +/* From led@0green */ +struct __metal_driver_sifive_gpio_led __metal_dt_led_0green; + +/* From led@0blue */ +struct __metal_driver_sifive_gpio_led __metal_dt_led_0blue; + +/* From spi@10014000 */ +struct __metal_driver_sifive_spi0 __metal_dt_spi_10014000; + +/* From serial@10013000 */ +struct __metal_driver_sifive_uart0 __metal_dt_serial_10013000; + +/* From clock@3 */ +struct __metal_driver_sifive_fe310_g000_hfrosc __metal_dt_clock_3; + +/* From clock@1 */ +struct __metal_driver_sifive_fe310_g000_hfxosc __metal_dt_clock_1; + +/* From clock@4 */ +struct __metal_driver_sifive_fe310_g000_pll __metal_dt_clock_4; + +/* From prci@10008000 */ +struct __metal_driver_sifive_fe310_g000_prci __metal_dt_prci_10008000; + + + +/* --------------------- fixed_clock ------------ */ +static inline unsigned long __metal_driver_fixed_clock_rate(struct metal_clock *clock) +{ + if ((uintptr_t)clock == (uintptr_t)&__metal_dt_clock_0) { + return METAL_FIXED_CLOCK_0_CLOCK_FREQUENCY; + } + else if ((uintptr_t)clock == (uintptr_t)&__metal_dt_clock_2) { + return METAL_FIXED_CLOCK_2_CLOCK_FREQUENCY; + } + else if ((uintptr_t)clock == (uintptr_t)&__metal_dt_clock_5) { + return METAL_FIXED_CLOCK_5_CLOCK_FREQUENCY; + } + else { + return 0; + } +} + + + +/* --------------------- fixed_factor_clock ------------ */ + + +/* --------------------- sifive_clint0 ------------ */ +static inline unsigned long __metal_driver_sifive_clint0_control_base(struct metal_interrupt *controller) +{ + if ((uintptr_t)controller == (uintptr_t)&__metal_dt_clint_2000000) { + return METAL_RISCV_CLINT0_2000000_BASE_ADDRESS; + } + else { + return 0; + } +} + +static inline unsigned long __metal_driver_sifive_clint0_control_size(struct metal_interrupt *controller) +{ + if ((uintptr_t)controller == (uintptr_t)&__metal_dt_clint_2000000) { + return METAL_RISCV_CLINT0_2000000_SIZE; + } + else { + return 0; + } +} + +static inline int __metal_driver_sifive_clint0_num_interrupts(struct metal_interrupt *controller) +{ + if ((uintptr_t)controller == (uintptr_t)&__metal_dt_clint_2000000) { + return METAL_MAX_CLINT_INTERRUPTS; + } + else { + return 0; + } +} + +static inline struct metal_interrupt * __metal_driver_sifive_clint0_interrupt_parents(struct metal_interrupt *controller, int idx) +{ + if (idx == 0) { + return (struct metal_interrupt *)&__metal_dt_cpu_0_interrupt_controller.controller; + } + else if (idx == 1) { + return (struct metal_interrupt *)&__metal_dt_cpu_0_interrupt_controller.controller; + } + else { + return NULL; + } +} + +static inline int __metal_driver_sifive_clint0_interrupt_lines(struct metal_interrupt *controller, int idx) +{ + if (idx == 0) { + return 3; + } + else if (idx == 1) { + return 7; + } + else { + return 0; + } +} + + + +/* --------------------- cpu ------------ */ +static inline int __metal_driver_cpu_hartid(struct metal_cpu *cpu) +{ + if ((uintptr_t)cpu == (uintptr_t)&__metal_dt_cpu_0) { + return 0; + } + else { + return -1; + } +} + +static inline int __metal_driver_cpu_timebase(struct metal_cpu *cpu) +{ + if ((uintptr_t)cpu == (uintptr_t)&__metal_dt_cpu_0) { + return 1000000; + } + else { + return 0; + } +} + +static inline struct metal_interrupt * __metal_driver_cpu_interrupt_controller(struct metal_cpu *cpu) +{ + if ((uintptr_t)cpu == (uintptr_t)&__metal_dt_cpu_0) { + return &__metal_dt_cpu_0_interrupt_controller.controller; + } + else { + return NULL; + } +} + +static inline int __metal_driver_cpu_num_pmp_regions(struct metal_cpu *cpu) +{ + if ((uintptr_t)cpu == (uintptr_t)&__metal_dt_cpu_0) { + return 0; + } + else { + return 0; + } +} + + + +/* --------------------- sifive_plic0 ------------ */ +static inline unsigned long __metal_driver_sifive_plic0_control_base(struct metal_interrupt *controller) +{ + if ((uintptr_t)controller == (uintptr_t)&__metal_dt_interrupt_controller_c000000) { + return METAL_RISCV_PLIC0_C000000_BASE_ADDRESS; + } + else { + return 0; + } +} + +static inline unsigned long __metal_driver_sifive_plic0_control_size(struct metal_interrupt *controller) +{ + if ((uintptr_t)controller == (uintptr_t)&__metal_dt_interrupt_controller_c000000) { + return METAL_RISCV_PLIC0_C000000_SIZE; + } + else { + return 0; + } +} + +static inline int __metal_driver_sifive_plic0_num_interrupts(struct metal_interrupt *controller) +{ + if ((uintptr_t)controller == (uintptr_t)&__metal_dt_interrupt_controller_c000000) { + return METAL_RISCV_PLIC0_C000000_RISCV_NDEV; + } + else { + return 0; + } +} + +static inline int __metal_driver_sifive_plic0_max_priority(struct metal_interrupt *controller) +{ + if ((uintptr_t)controller == (uintptr_t)&__metal_dt_interrupt_controller_c000000) { + return METAL_RISCV_PLIC0_C000000_RISCV_MAX_PRIORITY; + } + else { + return 0; + } +} + +static inline struct metal_interrupt * __metal_driver_sifive_plic0_interrupt_parents(struct metal_interrupt *controller, int idx) +{ + if (idx == 0) { + return (struct metal_interrupt *)&__metal_dt_cpu_0_interrupt_controller.controller; + } + else if (idx == 0) { + return (struct metal_interrupt *)&__metal_dt_cpu_0_interrupt_controller.controller; + } + else { + return NULL; + } +} + +static inline int __metal_driver_sifive_plic0_interrupt_lines(struct metal_interrupt *controller, int idx) +{ + if (idx == 0) { + return 11; + } + else if (idx == 0) { + return 11; + } + else { + return 0; + } +} + + + +/* --------------------- sifive_clic0 ------------ */ + + +/* --------------------- sifive_local_external_interrupts0 ------------ */ +static inline struct metal_interrupt * __metal_driver_sifive_local_external_interrupts0_interrupt_parent(struct metal_interrupt *controller) +{ + if ((uintptr_t)controller == (uintptr_t)&__metal_dt_local_external_interrupts_0) { + return (struct metal_interrupt *)&__metal_dt_cpu_0_interrupt_controller.controller; + } + else { + return NULL; + } +} + +static inline int __metal_driver_sifive_local_external_interrupts0_num_interrupts(struct metal_interrupt *controller) +{ + if ((uintptr_t)controller == (uintptr_t)&__metal_dt_local_external_interrupts_0) { + return METAL_MAX_LOCAL_EXT_INTERRUPTS; + } + else { + return 0; + } +} + +static inline int __metal_driver_sifive_local_external_interrupts0_interrupt_lines(struct metal_interrupt *controller, int idx) +{ + if (idx == 0) { + return 16; + } + else if (idx == 1) { + return 17; + } + else if (idx == 2) { + return 18; + } + else if (idx == 3) { + return 19; + } + else if (idx == 4) { + return 20; + } + else if (idx == 5) { + return 21; + } + else if (idx == 6) { + return 22; + } + else if (idx == 7) { + return 23; + } + else if (idx == 8) { + return 24; + } + else if (idx == 9) { + return 25; + } + else if (idx == 10) { + return 26; + } + else if (idx == 11) { + return 27; + } + else if (idx == 12) { + return 28; + } + else if (idx == 13) { + return 29; + } + else if (idx == 14) { + return 30; + } + else if (idx == 15) { + return 31; + } + else { + return 0; + } +} + + + +/* --------------------- sifive_global_external_interrupts0 ------------ */ + + +/* --------------------- sifive_gpio0 ------------ */ +static inline unsigned long __metal_driver_sifive_gpio0_base(struct metal_gpio *gpio) +{ + if ((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) { + return METAL_SIFIVE_GPIO0_10012000_BASE_ADDRESS; + } + else { + return 0; + } +} + +static inline unsigned long __metal_driver_sifive_gpio0_size(struct metal_gpio *gpio) +{ + if ((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) { + return METAL_SIFIVE_GPIO0_10012000_SIZE; + } + else { + return 0; + } +} + +static inline int __metal_driver_sifive_gpio0_num_interrupts(struct metal_gpio *gpio) +{ + if ((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) { + return METAL_MAX_GPIO_INTERRUPTS; + } + else { + return 0; + } +} + +static inline struct metal_interrupt * __metal_driver_sifive_gpio0_interrupt_parent(struct metal_gpio *gpio) +{ + if ((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) { + return (struct metal_interrupt *)&__metal_dt_interrupt_controller_c000000.controller; + } + else { + return 0; + } +} + +static inline int __metal_driver_sifive_gpio0_interrupt_lines(struct metal_gpio *gpio, int idx) +{ + if (((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 0)) { + return 7; + } + else if ((((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 1))) { + return 8; + } + else if ((((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 2))) { + return 9; + } + else if ((((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 3))) { + return 10; + } + else if ((((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 4))) { + return 11; + } + else if ((((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 5))) { + return 12; + } + else if ((((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 6))) { + return 13; + } + else if ((((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 7))) { + return 14; + } + else if ((((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 8))) { + return 15; + } + else if ((((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 9))) { + return 16; + } + else if ((((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 10))) { + return 17; + } + else if ((((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 11))) { + return 18; + } + else if ((((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 12))) { + return 19; + } + else if ((((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 13))) { + return 20; + } + else if ((((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 14))) { + return 21; + } + else if ((((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 15))) { + return 22; + } + else { + return 0; + } +} + + + +/* --------------------- sifive_gpio_button ------------ */ + + +/* --------------------- sifive_gpio_led ------------ */ +static inline struct metal_gpio * __metal_driver_sifive_gpio_led_gpio(struct metal_led *led) +{ + if ((uintptr_t)led == (uintptr_t)&__metal_dt_led_0red) { + return (struct metal_gpio *)&__metal_dt_gpio_10012000; + } + else if ((uintptr_t)led == (uintptr_t)&__metal_dt_led_0green) { + return (struct metal_gpio *)&__metal_dt_gpio_10012000; + } + else if ((uintptr_t)led == (uintptr_t)&__metal_dt_led_0blue) { + return (struct metal_gpio *)&__metal_dt_gpio_10012000; + } + else { + return NULL; + } +} + +static inline int __metal_driver_sifive_gpio_led_pin(struct metal_led *led) +{ + if ((uintptr_t)led == (uintptr_t)&__metal_dt_led_0red) { + return 22; + } + else if ((uintptr_t)led == (uintptr_t)&__metal_dt_led_0green) { + return 19; + } + else if ((uintptr_t)led == (uintptr_t)&__metal_dt_led_0blue) { + return 21; + } + else { + return 0; + } +} + +static inline char * __metal_driver_sifive_gpio_led_label(struct metal_led *led) +{ + if ((uintptr_t)led == (uintptr_t)&__metal_dt_led_0red) { + return "LD0red"; + } + else if ((uintptr_t)led == (uintptr_t)&__metal_dt_led_0green) { + return "LD0green"; + } + else if ((uintptr_t)led == (uintptr_t)&__metal_dt_led_0blue) { + return "LD0blue"; + } + else { + return ""; + } +} + + + +/* --------------------- sifive_gpio_switch ------------ */ + + +/* --------------------- sifive_spi0 ------------ */ +static inline unsigned long __metal_driver_sifive_spi0_control_base(struct metal_spi *spi) +{ + if ((uintptr_t)spi == (uintptr_t)&__metal_dt_spi_10014000) { + return METAL_SIFIVE_SPI0_10014000_BASE_ADDRESS; + } + else { + return 0; + } +} + +static inline unsigned long __metal_driver_sifive_spi0_control_size(struct metal_spi *spi) +{ + if ((uintptr_t)spi == (uintptr_t)&__metal_dt_spi_10014000) { + return METAL_SIFIVE_SPI0_10014000_SIZE; + } + else { + return 0; + } +} + +static inline struct metal_clock * __metal_driver_sifive_spi0_clock(struct metal_spi *spi) +{ + return (struct metal_clock *)&__metal_dt_clock_4.clock; +} + +static inline struct __metal_driver_sifive_gpio0 * __metal_driver_sifive_spi0_pinmux(struct metal_spi *spi) +{ + return (struct __metal_driver_sifive_gpio0 *)&__metal_dt_gpio_10012000; +} + +static inline unsigned long __metal_driver_sifive_spi0_pinmux_output_selector(struct metal_spi *spi) +{ + return 60; +} + +static inline unsigned long __metal_driver_sifive_spi0_pinmux_source_selector(struct metal_spi *spi) +{ + return 60; +} + + + +/* --------------------- sifive_test0 ------------ */ + + +/* --------------------- sifive_uart0 ------------ */ +static inline unsigned long __metal_driver_sifive_uart0_control_base(struct metal_uart *uart) +{ + if ((uintptr_t)uart == (uintptr_t)&__metal_dt_serial_10013000) { + return METAL_SIFIVE_UART0_10013000_BASE_ADDRESS; + } + else { + return 0; + } +} + +static inline unsigned long __metal_driver_sifive_uart0_control_size(struct metal_uart *uart) +{ + if ((uintptr_t)uart == (uintptr_t)&__metal_dt_serial_10013000) { + return METAL_SIFIVE_UART0_10013000_SIZE; + } + else { + return 0; + } +} + +static inline int __metal_driver_sifive_uart0_num_interrupts(struct metal_uart *uart) +{ + if ((uintptr_t)uart == (uintptr_t)&__metal_dt_serial_10013000) { + return METAL_MAX_UART_INTERRUPTS; + } + else { + return 0; + } +} + +static inline struct metal_interrupt * __metal_driver_sifive_uart0_interrupt_parent(struct metal_uart *uart) +{ + if ((uintptr_t)uart == (uintptr_t)&__metal_dt_serial_10013000) { + return (struct metal_interrupt *)&__metal_dt_interrupt_controller_c000000.controller; + } + else { + return NULL; + } +} + +static inline int __metal_driver_sifive_uart0_interrupt_line(struct metal_uart *uart) +{ + return 5; +} + +static inline struct metal_clock * __metal_driver_sifive_uart0_clock(struct metal_uart *uart) +{ + return (struct metal_clock *)&__metal_dt_clock_4.clock; +} + +static inline struct __metal_driver_sifive_gpio0 * __metal_driver_sifive_uart0_pinmux(struct metal_uart *uart) +{ + return (struct __metal_driver_sifive_gpio0 *)&__metal_dt_gpio_10012000; +} + +static inline unsigned long __metal_driver_sifive_uart0_pinmux_output_selector(struct metal_uart *uart) +{ + return 196608; +} + +static inline unsigned long __metal_driver_sifive_uart0_pinmux_source_selector(struct metal_uart *uart) +{ + return 196608; +} + + + +/* --------------------- sifive_fe310_g000_hfrosc ------------ */ +static inline struct metal_clock * __metal_driver_sifive_fe310_g000_hfrosc_ref(const struct metal_clock *clock) +{ + return (struct metal_clock *)&__metal_dt_clock_2.clock; +} + +static inline struct __metal_driver_sifive_fe310_g000_prci * __metal_driver_sifive_fe310_g000_hfrosc_config_base(const struct metal_clock *clock) +{ + return (struct __metal_driver_sifive_fe310_g000_prci *)&__metal_dt_prci_10008000; +} + +static inline const struct __metal_driver_vtable_sifive_fe310_g000_prci * __metal_driver_sifive_fe310_g000_hfrosc_config_vtable(struct metal_clock *clock) +{ + return &__metal_driver_vtable_sifive_fe310_g000_prci; +} + +static inline long __metal_driver_sifive_fe310_g000_hfrosc_config_offset(const struct metal_clock *clock) +{ + return METAL_SIFIVE_FE310_G000_PRCI_HFROSCCFG; +} + + + +/* --------------------- sifive_fe310_g000_hfxosc ------------ */ +static inline struct metal_clock * __metal_driver_sifive_fe310_g000_hfxosc_ref(const struct metal_clock *clock) +{ + return (struct metal_clock *)&__metal_dt_clock_0.clock; +} + +static inline struct __metal_driver_sifive_fe310_g000_prci * __metal_driver_sifive_fe310_g000_hfxosc_config_base(const struct metal_clock *clock) +{ + return (struct __metal_driver_sifive_fe310_g000_prci *)&__metal_dt_prci_10008000; +} + +static inline long __metal_driver_sifive_fe310_g000_hfxosc_config_offset(const struct metal_clock *clock) +{ + return METAL_SIFIVE_FE310_G000_PRCI_HFXOSCCFG; +} + + + +/* --------------------- sifive_fe310_g000_pll ------------ */ +static inline struct metal_clock * __metal_driver_sifive_fe310_g000_pll_pllsel0(const struct metal_clock *clock) +{ + return (struct metal_clock *)&__metal_dt_clock_3.clock; +} + +static inline struct metal_clock * __metal_driver_sifive_fe310_g000_pll_pllref(const struct metal_clock *clock) +{ + return (struct metal_clock *)&__metal_dt_clock_1.clock; +} + +static inline struct __metal_driver_sifive_fe310_g000_prci * __metal_driver_sifive_fe310_g000_pll_divider_base(const struct metal_clock *clock) +{ + return (struct __metal_driver_sifive_fe310_g000_prci *)&__metal_dt_prci_10008000; +} + +static inline long __metal_driver_sifive_fe310_g000_pll_divider_offset(const struct metal_clock *clock) +{ + return METAL_SIFIVE_FE310_G000_PRCI_PLLOUTDIV; +} + +static inline struct __metal_driver_sifive_fe310_g000_prci * __metal_driver_sifive_fe310_g000_pll_config_base( ) +{ + return (struct __metal_driver_sifive_fe310_g000_prci *)&__metal_dt_prci_10008000; +} + +static inline long __metal_driver_sifive_fe310_g000_pll_config_offset( ) +{ + return METAL_SIFIVE_FE310_G000_PRCI_PLLCFG; +} + +static inline long __metal_driver_sifive_fe310_g000_pll_init_rate( ) +{ + return 16000000; +} + + + +/* --------------------- sifive_fe310_g000_prci ------------ */ +static inline long __metal_driver_sifive_fe310_g000_prci_base( ) +{ + return METAL_SIFIVE_FE310_G000_PRCI_10008000_BASE_ADDRESS; +} + +static inline long __metal_driver_sifive_fe310_g000_prci_size( ) +{ + return METAL_SIFIVE_FE310_G000_PRCI_10008000_SIZE; +} + +static inline const struct __metal_driver_vtable_sifive_fe310_g000_prci * __metal_driver_sifive_fe310_g000_prci_vtable( ) +{ + return &__metal_driver_vtable_sifive_fe310_g000_prci; +} + + + +/* --------------------- sifive_fu540_c000_l2 ------------ */ + + +#define __METAL_DT_MAX_MEMORIES 2 + +asm (".weak __metal_memory_table"); +struct metal_memory *__metal_memory_table[] = { + &__metal_dt_mem_dtim_80000000, + &__metal_dt_mem_spi_10014000}; + +/* From serial@10013000 */ +#define __METAL_DT_STDOUT_UART_HANDLE (&__metal_dt_serial_10013000.uart) + +#define __METAL_DT_SERIAL_10013000_HANDLE (&__metal_dt_serial_10013000.uart) + +#define __METAL_DT_STDOUT_UART_BAUD 115200 + +/* From clint@2000000 */ +#define __METAL_DT_RISCV_CLINT0_HANDLE (&__metal_dt_clint_2000000.controller) + +#define __METAL_DT_CLINT_2000000_HANDLE (&__metal_dt_clint_2000000.controller) + +#define __METAL_DT_MAX_HARTS 1 + +asm (".weak __metal_cpu_table"); +struct __metal_driver_cpu *__metal_cpu_table[] = { + &__metal_dt_cpu_0}; + +/* From interrupt_controller@c000000 */ +#define __METAL_DT_RISCV_PLIC0_HANDLE (&__metal_dt_interrupt_controller_c000000.controller) + +#define __METAL_DT_INTERRUPT_CONTROLLER_C000000_HANDLE (&__metal_dt_interrupt_controller_c000000.controller) + +/* From local_external_interrupts_0 */ +#define __METAL_DT_SIFIVE_LOCAL_EXINTR0_HANDLE (&__metal_dt_local_external_interrupts_0.irc) + +#define __METAL_DT_LOCAL_EXTERNAL_INTERRUPTS_0_HANDLE (&__metal_dt_local_external_interrupts_0.irc) + +#define __MEE_DT_MAX_GPIOS 1 + +asm (".weak __metal_gpio_table"); +struct __metal_driver_sifive_gpio0 *__metal_gpio_table[] = { + &__metal_dt_gpio_10012000}; + +#define __METAL_DT_MAX_BUTTONS 0 + +asm (".weak __metal_button_table"); +struct __metal_driver_sifive_gpio_button *__metal_button_table[] = { + NULL }; +#define __METAL_DT_MAX_LEDS 3 + +asm (".weak __metal_led_table"); +struct __metal_driver_sifive_gpio_led *__metal_led_table[] = { + &__metal_dt_led_0red, + &__metal_dt_led_0green, + &__metal_dt_led_0blue}; + +#define __METAL_DT_MAX_SWITCHES 0 + +asm (".weak __metal_switch_table"); +struct __metal_driver_sifive_gpio_switch *__metal_switch_table[] = { + NULL }; +#define __METAL_DT_MAX_SPIS 1 + +asm (".weak __metal_spi_table"); +struct __metal_driver_sifive_spi0 *__metal_spi_table[] = { + &__metal_dt_spi_10014000}; + +/* From clock@4 */ +#define __METAL_DT_SIFIVE_FE310_G000_PLL_HANDLE (&__metal_dt_clock_4) + +#define __METAL_DT_CLOCK_4_HANDLE (&__metal_dt_clock_4) + +#endif /* MACROS_ELSE_QEMU_SIFIVE_E31__METAL_H*/ + +#endif /* ! __METAL_MACHINE_MACROS */ + +#endif /* ! ASSEMBLY */ diff --git a/bsp/qemu-sifive-e31/metal.ramrodata.lds b/bsp/qemu-sifive-e31/metal.ramrodata.lds new file mode 100644 index 0000000..3322e4a --- /dev/null +++ b/bsp/qemu-sifive-e31/metal.ramrodata.lds @@ -0,0 +1,231 @@ +/* Copyright 2019 SiFive, Inc */ +/* SPDX-License-Identifier: Apache-2.0 */ +/* ----------------------------------- */ +/* ----------------------------------- */ + +OUTPUT_ARCH("riscv") + +ENTRY(_enter) + +MEMORY +{ + ram (wxa!ri) : ORIGIN = 0x80000000, LENGTH = 0x4000 + flash (rxai!w) : ORIGIN = 0x20400000, LENGTH = 0x1fc00000 +} + +PHDRS +{ + flash PT_LOAD; + ram_init PT_LOAD; + itim_init PT_LOAD; + ram PT_NULL; + itim PT_NULL; +} + +SECTIONS +{ + __stack_size = DEFINED(__stack_size) ? __stack_size : 0x400; + PROVIDE(__stack_size = __stack_size); + __heap_size = DEFINED(__heap_size) ? __heap_size : 0x400; + PROVIDE(__metal_boot_hart = 0); + PROVIDE(__metal_chicken_bit = 0); + + + .init : + { + KEEP (*(.text.metal.init.enter)) + KEEP (*(SORT_NONE(.init))) + KEEP (*(.text.libgloss.start)) + } >flash AT>flash :flash + + + + + .fini : + { + KEEP (*(SORT_NONE(.fini))) + } >flash AT>flash :flash + + + PROVIDE (__etext = .); + PROVIDE (_etext = .); + PROVIDE (etext = .); + + + + + . = ALIGN(4); + + + .preinit_array : + { + PROVIDE_HIDDEN (__preinit_array_start = .); + KEEP (*(.preinit_array)) + PROVIDE_HIDDEN (__preinit_array_end = .); + } >flash AT>flash :flash + + + .init_array : + { + PROVIDE_HIDDEN (__init_array_start = .); + KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*))) + KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors)) + PROVIDE_HIDDEN (__init_array_end = .); + } >flash AT>flash :flash + + + .finit_array : + { + PROVIDE_HIDDEN (__finit_array_start = .); + KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*))) + KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors)) + PROVIDE_HIDDEN (__finit_array_end = .); + } >flash AT>flash :flash + + + .ctors : + { + /* gcc uses crtbegin.o to find the start of + the constructors, so we make sure it is + first. Because this is a wildcard, it + doesn't matter if the user does not + actually link against crtbegin.o; the + linker won't look for a file to match a + wildcard. The wildcard also means that it + doesn't matter which directory crtbegin.o + is in. */ + KEEP (*crtbegin.o(.ctors)) + KEEP (*crtbegin?.o(.ctors)) + /* We don't want to include the .ctor section from + the crtend.o file until after the sorted ctors. + The .ctor section from the crtend file contains the + end of ctors marker and it must be last */ + KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors)) + KEEP (*(SORT(.ctors.*))) + KEEP (*(.ctors)) + } >flash AT>flash :flash + + + .dtors : + { + KEEP (*crtbegin.o(.dtors)) + KEEP (*crtbegin?.o(.dtors)) + KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors)) + KEEP (*(SORT(.dtors.*))) + KEEP (*(.dtors)) + } >flash AT>flash :flash + + + .litimalign : + { + . = ALIGN(4); + PROVIDE( metal_segment_itim_source_start = . ); + } >flash AT>flash :flash + + + .ditimalign : + { + . = ALIGN(4); + PROVIDE( metal_segment_itim_target_start = . ); + } >ram AT>flash :ram_init + + + .itim : + { + *(.itim .itim.*) + } >flash AT>flash :flash + + + . = ALIGN(8); + PROVIDE( metal_segment_itim_target_end = . ); + .text : + { + *(.text.unlikely .text.unlikely.*) + *(.text.startup .text.startup.*) + *(.text .text.*) + *(.gnu.linkonce.t.*) + *(.itim .itim.*) + } >flash AT>flash :flash + + + .lalign : + { + . = ALIGN(4); + PROVIDE( _data_lma = . ); + PROVIDE( metal_segment_data_source_start = . ); + } >flash AT>flash :flash + + + .dalign : + { + . = ALIGN(4); + PROVIDE( metal_segment_data_target_start = . ); + } >ram AT>flash :ram_init + + + .data : + { + *(.rdata) + *(.rodata .rodata.*) + *(.gnu.linkonce.r.*) + . = ALIGN(8); + *(.srodata.cst16) + *(.srodata.cst8) + *(.srodata.cst4) + *(.srodata.cst2) + *(.srodata .srodata.*) + *(.data .data.*) + *(.gnu.linkonce.d.*) + . = ALIGN(8); + PROVIDE( __global_pointer$ = . + 0x800 ); + *(.sdata .sdata.* .sdata2.*) + *(.gnu.linkonce.s.*) + } >ram AT>flash :ram_init + + + . = ALIGN(4); + PROVIDE( _edata = . ); + PROVIDE( edata = . ); + PROVIDE( metal_segment_data_target_end = . ); + PROVIDE( _fbss = . ); + PROVIDE( __bss_start = . ); + PROVIDE( metal_segment_bss_target_start = . ); + + + .bss : + { + *(.sbss*) + *(.gnu.linkonce.sb.*) + *(.bss .bss.*) + *(.gnu.linkonce.b.*) + *(COMMON) + . = ALIGN(4); + } >ram AT>ram :ram + + + . = ALIGN(8); + PROVIDE( _end = . ); + PROVIDE( end = . ); + PROVIDE( metal_segment_bss_target_end = . ); + + + .stack : + { + PROVIDE(metal_segment_stack_begin = .); + . = __stack_size; + PROVIDE( _sp = . ); + PROVIDE(metal_segment_stack_end = .); + } >ram AT>ram :ram + + + .heap : + { + PROVIDE( metal_segment_heap_target_start = . ); + . = __heap_size; + PROVIDE( metal_segment_heap_target_end = . ); + PROVIDE( _heap_end = . ); + } >ram AT>ram :ram + + +} + diff --git a/bsp/qemu-sifive-e31/metal.scratchpad.lds b/bsp/qemu-sifive-e31/metal.scratchpad.lds new file mode 100644 index 0000000..14e64ea --- /dev/null +++ b/bsp/qemu-sifive-e31/metal.scratchpad.lds @@ -0,0 +1,234 @@ +/* Copyright 2019 SiFive, Inc */ +/* SPDX-License-Identifier: Apache-2.0 */ +/* ----------------------------------- */ +/* ----------------------------------- */ + +OUTPUT_ARCH("riscv") + +ENTRY(_enter) + +MEMORY +{ + ram (wxa!ri) : ORIGIN = 0x80000000, LENGTH = 0x4000 + flash (rxai!w) : ORIGIN = 0x20400000, LENGTH = 0x1fc00000 +} + +PHDRS +{ + flash PT_LOAD; + ram_init PT_LOAD; + itim_init PT_LOAD; + ram PT_LOAD; + itim PT_LOAD; +} + +SECTIONS +{ + __stack_size = DEFINED(__stack_size) ? __stack_size : 0x400; + PROVIDE(__stack_size = __stack_size); + __heap_size = DEFINED(__heap_size) ? __heap_size : 0x400; + PROVIDE(__metal_boot_hart = 0); + PROVIDE(__metal_chicken_bit = 0); + + + .init : + { + KEEP (*(.text.metal.init.enter)) + KEEP (*(SORT_NONE(.init))) + KEEP (*(.text.libgloss.start)) + } >ram AT>ram :ram + + + .text : + { + *(.text.unlikely .text.unlikely.*) + *(.text.startup .text.startup.*) + *(.text .text.*) + *(.itim .itim.*) + *(.gnu.linkonce.t.*) + } >ram AT>ram :ram + + + .fini : + { + KEEP (*(SORT_NONE(.fini))) + } >ram AT>ram :ram + + + PROVIDE (__etext = .); + PROVIDE (_etext = .); + PROVIDE (etext = .); + + + .rodata : + { + *(.rdata) + *(.rodata .rodata.*) + *(.gnu.linkonce.r.*) + . = ALIGN(8); + *(.srodata.cst16) + *(.srodata.cst8) + *(.srodata.cst4) + *(.srodata.cst2) + *(.srodata .srodata.*) + } >ram AT>ram :ram + + + . = ALIGN(4); + + + .preinit_array : + { + PROVIDE_HIDDEN (__preinit_array_start = .); + KEEP (*(.preinit_array)) + PROVIDE_HIDDEN (__preinit_array_end = .); + } >ram AT>ram :ram + + + .init_array : + { + PROVIDE_HIDDEN (__init_array_start = .); + KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*))) + KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors)) + PROVIDE_HIDDEN (__init_array_end = .); + } >ram AT>ram :ram + + + .finit_array : + { + PROVIDE_HIDDEN (__finit_array_start = .); + KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*))) + KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors)) + PROVIDE_HIDDEN (__finit_array_end = .); + } >ram AT>ram :ram + + + .ctors : + { + /* gcc uses crtbegin.o to find the start of + the constructors, so we make sure it is + first. Because this is a wildcard, it + doesn't matter if the user does not + actually link against crtbegin.o; the + linker won't look for a file to match a + wildcard. The wildcard also means that it + doesn't matter which directory crtbegin.o + is in. */ + KEEP (*crtbegin.o(.ctors)) + KEEP (*crtbegin?.o(.ctors)) + /* We don't want to include the .ctor section from + the crtend.o file until after the sorted ctors. + The .ctor section from the crtend file contains the + end of ctors marker and it must be last */ + KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors)) + KEEP (*(SORT(.ctors.*))) + KEEP (*(.ctors)) + } >ram AT>ram :ram + + + .dtors : + { + KEEP (*crtbegin.o(.dtors)) + KEEP (*crtbegin?.o(.dtors)) + KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors)) + KEEP (*(SORT(.dtors.*))) + KEEP (*(.dtors)) + } >ram AT>ram :ram + + + .litimalign : + { + . = ALIGN(4); + PROVIDE( metal_segment_itim_source_start = . ); + } >ram AT>ram :ram + + + .ditimalign : + { + . = ALIGN(4); + PROVIDE( metal_segment_itim_target_start = . ); + } >ram AT>ram :ram_init + + + .itim : + { + *(.itim .itim.*) + } >ram AT>ram :ram_init + + + . = ALIGN(8); + PROVIDE( metal_segment_itim_target_end = . ); + + + .lalign : + { + . = ALIGN(4); + PROVIDE( _data_lma = . ); + PROVIDE( metal_segment_data_source_start = . ); + } >ram AT>ram :ram + + + .dalign : + { + . = ALIGN(4); + PROVIDE( metal_segment_data_target_start = . ); + } >ram AT>ram :ram_init + + + .data : + { + *(.data .data.*) + *(.gnu.linkonce.d.*) + . = ALIGN(8); + PROVIDE( __global_pointer$ = . + 0x800 ); + *(.sdata .sdata.* .sdata2.*) + *(.gnu.linkonce.s.*) + } >ram AT>ram :ram_init + + + . = ALIGN(4); + PROVIDE( _edata = . ); + PROVIDE( edata = . ); + PROVIDE( metal_segment_data_target_end = . ); + PROVIDE( _fbss = . ); + PROVIDE( __bss_start = . ); + PROVIDE( metal_segment_bss_target_start = . ); + + + .bss : + { + *(.sbss*) + *(.gnu.linkonce.sb.*) + *(.bss .bss.*) + *(.gnu.linkonce.b.*) + *(COMMON) + . = ALIGN(4); + } >ram AT>ram :ram + + + . = ALIGN(8); + PROVIDE( _end = . ); + PROVIDE( end = . ); + PROVIDE( metal_segment_bss_target_end = . ); + + + .stack : + { + PROVIDE(metal_segment_stack_begin = .); + . = __stack_size; + PROVIDE( _sp = . ); + PROVIDE(metal_segment_stack_end = .); + } >ram AT>ram :ram + + + .heap : + { + PROVIDE( metal_segment_heap_target_start = . ); + . = __heap_size; + PROVIDE( metal_segment_heap_target_end = . ); + PROVIDE( _heap_end = . ); + } >ram AT>ram :ram + + +} + diff --git a/bsp/qemu-sifive-e31/qemu.cfg b/bsp/qemu-sifive-e31/qemu.cfg new file mode 100644 index 0000000..acb1524 --- /dev/null +++ b/bsp/qemu-sifive-e31/qemu.cfg @@ -0,0 +1,5 @@ +# qemu config file + +[machine] + type = "sifive_e" + diff --git a/bsp/qemu-sifive-e31/settings.mk b/bsp/qemu-sifive-e31/settings.mk new file mode 100644 index 0000000..4e34698 --- /dev/null +++ b/bsp/qemu-sifive-e31/settings.mk @@ -0,0 +1,13 @@ +# Copyright 2019 SiFive, Inc # +# SPDX-License-Identifier: Apache-2.0 # +# ----------------------------------- # +# ----------------------------------- # + +RISCV_ARCH=rv32imac +RISCV_ABI=ilp32 +RISCV_CMODEL=medlow +RISCV_SERIES=sifive-3-series + +TARGET_TAGS=qemu +TARGET_DHRY_ITERS=20000000 +TARGET_CORE_ITERS=5000 diff --git a/bsp/qemu-sifive-s51/README.md b/bsp/qemu-sifive-s51/README.md new file mode 100644 index 0000000..64593f3 --- /dev/null +++ b/bsp/qemu-sifive-s51/README.md @@ -0,0 +1,12 @@ +SiFive QEMU S51 is a virtual development platform matching the Freedom S510. It’s the best way to start prototyping and developing your RISC‑V applications. + +This target is ideal for getting familiarize with RISC-V ISA instructions set and freedom-metal libraries. It supports: + +- 1 hart with RV64IMAC core +- 4 hardware breakpoints +- 16 local interrupts signal that can be connected to off core complex devices +- Up to 127 PLIC interrupt signals that can be connected to off core complex devices, with 7 priority levels +- GPIO memory with 16 interrupt lines +- SPI memory with 1 interrupt line +- Serial port with 1 interrupt line +- 1 RGB LEDS diff --git a/bsp/qemu-sifive-s51/design.dts b/bsp/qemu-sifive-s51/design.dts new file mode 100644 index 0000000..083653e --- /dev/null +++ b/bsp/qemu-sifive-s51/design.dts @@ -0,0 +1,202 @@ +/dts-v1/; + +/ { + #address-cells = <1>; + #size-cells = <1>; + compatible = "sifive,qemu-sifive-s51"; + model = "sifive,qemu-sifive-s51"; + + chosen { + stdout-path = "/soc/serial@10013000:115200"; + metal,entry = <&spi0 0x400000>; + }; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + compatible = "sifive,fs510-g000"; + L6: cpu@0 { + clocks = <&hfclk>; + compatible = "sifive,rocket0", "riscv"; + device_type = "cpu"; + i-cache-block-size = <64>; + i-cache-sets = <128>; + i-cache-size = <16384>; + next-level-cache = <&spi0>; + reg = <0>; + riscv,isa = "rv64imac"; + sifive,dtim = <&dtim>; + status = "okay"; + timebase-frequency = <1000000>; + hardware-exec-breakpoint-count = <4>; + hlic: interrupt-controller { + #interrupt-cells = <1>; + compatible = "riscv,cpu-intc"; + interrupt-controller; + }; + }; + }; + + soc { + #address-cells = <1>; + #size-cells = <1>; + #clock-cells = <1>; + compatible = "sifive,qemu-sifive-s51"; + ranges; + + hfxoscin: clock@0 { + #clock-cells = <0>; + compatible = "fixed-clock"; + clock-frequency = <16000000>; + }; + hfxoscout: clock@1 { + compatible = "sifive,fs510-g000,hfxosc"; + clocks = <&hfxoscin>; + reg = <&prci 0x4>; + reg-names = "config"; + }; + hfroscin: clock@2 { + #clock-cells = <0>; + compatible = "fixed-clock"; + clock-frequency = <72000000>; + }; + hfroscout: clock@3 { + compatible = "sifive,fs510-g000,hfrosc"; + clocks = <&hfroscin>; + reg = <&prci 0x0>; + reg-names = "config"; + }; + hfclk: clock@4 { + compatible = "sifive,fs510-g000,pll"; + clocks = <&hfxoscout &hfroscout>; + clock-names = "pllref", "pllsel0"; + reg = <&prci 0x8 &prci 0xc>; + reg-names = "config", "divider"; + clock-frequency = <16000000>; + }; + + lfroscin: clock@5 { + #clock-cells = <0>; + compatible = "fixed-clock"; + clock-frequency = <32000000>; + }; + lfclk: clock@6 { + compatible = "sifive,fs510-g000,lfrosc"; + clocks = <&lfroscin>; + reg = <&aon 0x70>; + reg-names = "config"; + }; + + aon: aon@10000000 { + compatible = "sifive,aon0"; + reg = <0x10000000 0x8000>; + reg-names = "mem"; + }; + + prci: prci@10008000 { + compatible = "sifive,fs510-g000,prci"; + reg = <0x10008000 0x8000>; + reg-names = "mem"; + }; + + clint: clint@2000000 { + compatible = "riscv,clint0"; + interrupts-extended = <&hlic 3 &hlic 7>; + reg = <0x2000000 0x10000>; + reg-names = "control"; + }; + local-external-interrupts-0 { + compatible = "sifive,local-external-interrupts0"; + interrupt-parent = <&hlic>; + interrupts = <16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31>; + }; + plic: interrupt-controller@c000000 { + #interrupt-cells = <1>; + compatible = "riscv,plic0"; + interrupt-controller; + interrupts-extended = <&hlic 11>; + reg = <0xc000000 0x4000000>; + reg-names = "control"; + riscv,max-priority = <7>; + riscv,ndev = <26>; + }; + global-external-interrupts { + compatile = "sifive,global-external-interrupts0"; + interrupt-parent = <&plic>; + interrupts = <1 2 3 4>; + }; + + debug-controller@0 { + compatible = "sifive,debug-011", "riscv,debug-011"; + interrupts-extended = <&hlic 65535>; + reg = <0x0 0x100>; + reg-names = "control"; + }; + + maskrom@1000 { + reg = <0x1000 0x2000>; + reg-names = "mem"; + }; + otp@20000 { + reg = <0x20000 0x2000 0x10010000 0x1000>; + reg-names = "mem", "control"; + }; + + dtim: dtim@80000000 { + compatible = "sifive,dtim0"; + reg = <0x80000000 0x4000>; + reg-names = "mem"; + }; + + pwm@10015000 { + compatible = "sifive,pwm0"; + interrupt-parent = <&plic>; + interrupts = <23 24 25 26>; + reg = <0x10015000 0x1000>; + reg-names = "control"; + }; + gpio0: gpio@10012000 { + compatible = "sifive,gpio0"; + interrupt-parent = <&plic>; + interrupts = <7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22>; + reg = <0x10012000 0x1000>; + reg-names = "control"; + }; + uart0: serial@10013000 { + compatible = "sifive,uart0"; + interrupt-parent = <&plic>; + interrupts = <5>; + reg = <0x10013000 0x1000>; + reg-names = "control"; + clocks = <&hfclk>; + pinmux = <&gpio0 0x30000 0x30000>; + }; + spi0: spi@10014000 { + compatible = "sifive,spi0"; + interrupt-parent = <&plic>; + interrupts = <6>; + reg = <0x10014000 0x1000 0x20000000 0x20000000>; + reg-names = "control", "mem"; + clocks = <&hfclk>; + pinmux = <&gpio0 0x0003C 0x0003C>; + }; + led@0red { + compatible = "sifive,gpio-leds"; + label = "LD0red"; + gpios = <&gpio0 22>; + linux,default-trigger = "none"; + }; + led@0green { + compatible = "sifive,gpio-leds"; + label = "LD0green"; + gpios = <&gpio0 19>; + linux,default-trigger = "none"; + }; + led@0blue { + compatible = "sifive,gpio-leds"; + label = "LD0blue"; + gpios = <&gpio0 21>; + linux,default-trigger = "none"; + }; + }; +}; diff --git a/bsp/qemu-sifive-s51/design.reglist b/bsp/qemu-sifive-s51/design.reglist new file mode 100644 index 0000000..921dd83 --- /dev/null +++ b/bsp/qemu-sifive-s51/design.reglist @@ -0,0 +1,54 @@ +zero +ra +sp +gp +tp +t0 +t1 +t2 +fp +s1 +a0 +a1 +a2 +a3 +a4 +a5 +a6 +a7 +s2 +s3 +s4 +s5 +s6 +s7 +s8 +s9 +s10 +s11 +t3 +t4 +t5 +t6 +pc +mstatus +misa +mie +mtvec +mscratch +mepc +mcause +mtval +mip +mvendorid +marchid +mimpid +mhartid +tselect +tdata1 +tdata2 +tdata3 +dcsr +dpc +dscratch +priv diff --git a/bsp/qemu-sifive-s51/metal-inline.h b/bsp/qemu-sifive-s51/metal-inline.h new file mode 100644 index 0000000..eafd455 --- /dev/null +++ b/bsp/qemu-sifive-s51/metal-inline.h @@ -0,0 +1,249 @@ +/* Copyright 2019 SiFive, Inc */ +/* SPDX-License-Identifier: Apache-2.0 */ +/* ----------------------------------- */ +/* ----------------------------------- */ + +#ifndef ASSEMBLY + +#ifndef QEMU_SIFIVE_S51__METAL_INLINE_H +#define QEMU_SIFIVE_S51__METAL_INLINE_H + +#include + + +/* --------------------- fixed_clock ------------ */ +extern inline unsigned long __metal_driver_fixed_clock_rate(struct metal_clock *clock); + + +/* --------------------- fixed_factor_clock ------------ */ + + +/* --------------------- sifive_clint0 ------------ */ +extern inline unsigned long __metal_driver_sifive_clint0_control_base(struct metal_interrupt *controller); +extern inline unsigned long __metal_driver_sifive_clint0_control_size(struct metal_interrupt *controller); +extern inline int __metal_driver_sifive_clint0_num_interrupts(struct metal_interrupt *controller); +extern inline struct metal_interrupt * __metal_driver_sifive_clint0_interrupt_parents(struct metal_interrupt *controller, int idx); +extern inline int __metal_driver_sifive_clint0_interrupt_lines(struct metal_interrupt *controller, int idx); + + +/* --------------------- cpu ------------ */ +extern inline int __metal_driver_cpu_hartid(struct metal_cpu *cpu); +extern inline int __metal_driver_cpu_timebase(struct metal_cpu *cpu); +extern inline struct metal_interrupt * __metal_driver_cpu_interrupt_controller(struct metal_cpu *cpu); +extern inline int __metal_driver_cpu_num_pmp_regions(struct metal_cpu *cpu); + + +/* --------------------- sifive_plic0 ------------ */ +extern inline unsigned long __metal_driver_sifive_plic0_control_base(struct metal_interrupt *controller); +extern inline unsigned long __metal_driver_sifive_plic0_control_size(struct metal_interrupt *controller); +extern inline int __metal_driver_sifive_plic0_num_interrupts(struct metal_interrupt *controller); +extern inline int __metal_driver_sifive_plic0_max_priority(struct metal_interrupt *controller); +extern inline struct metal_interrupt * __metal_driver_sifive_plic0_interrupt_parents(struct metal_interrupt *controller, int idx); +extern inline int __metal_driver_sifive_plic0_interrupt_lines(struct metal_interrupt *controller, int idx); + + +/* --------------------- sifive_clic0 ------------ */ + + +/* --------------------- sifive_local_external_interrupts0 ------------ */ +extern inline struct metal_interrupt * __metal_driver_sifive_local_external_interrupts0_interrupt_parent(struct metal_interrupt *controller); +extern inline int __metal_driver_sifive_local_external_interrupts0_num_interrupts(struct metal_interrupt *controller); +extern inline int __metal_driver_sifive_local_external_interrupts0_interrupt_lines(struct metal_interrupt *controller, int idx); + + +/* --------------------- sifive_global_external_interrupts0 ------------ */ + + +/* --------------------- sifive_gpio0 ------------ */ +extern inline unsigned long __metal_driver_sifive_gpio0_base(struct metal_gpio *gpio); +extern inline unsigned long __metal_driver_sifive_gpio0_size(struct metal_gpio *gpio); +extern inline int __metal_driver_sifive_gpio0_num_interrupts(struct metal_gpio *gpio); +extern inline struct metal_interrupt * __metal_driver_sifive_gpio0_interrupt_parent(struct metal_gpio *gpio); +extern inline int __metal_driver_sifive_gpio0_interrupt_lines(struct metal_gpio *gpio, int idx); + + +/* --------------------- sifive_gpio_button ------------ */ + + +/* --------------------- sifive_gpio_led ------------ */ +extern inline struct metal_gpio * __metal_driver_sifive_gpio_led_gpio(struct metal_led *led); +extern inline int __metal_driver_sifive_gpio_led_pin(struct metal_led *led); +extern inline char * __metal_driver_sifive_gpio_led_label(struct metal_led *led); + + +/* --------------------- sifive_gpio_switch ------------ */ + + +/* --------------------- sifive_spi0 ------------ */ +extern inline unsigned long __metal_driver_sifive_spi0_control_base(struct metal_spi *spi); +extern inline unsigned long __metal_driver_sifive_spi0_control_size(struct metal_spi *spi); +extern inline struct __metal_driver_sifive_gpio0 * __metal_driver_sifive_spi0_pinmux(struct metal_spi *spi); +extern inline unsigned long __metal_driver_sifive_spi0_pinmux_output_selector(struct metal_spi *spi); +extern inline unsigned long __metal_driver_sifive_spi0_pinmux_source_selector(struct metal_spi *spi); + + +/* --------------------- sifive_test0 ------------ */ + + +/* --------------------- sifive_uart0 ------------ */ +extern inline unsigned long __metal_driver_sifive_uart0_control_base(struct metal_uart *uart); +extern inline unsigned long __metal_driver_sifive_uart0_control_size(struct metal_uart *uart); +extern inline int __metal_driver_sifive_uart0_num_interrupts(struct metal_uart *uart); +extern inline struct metal_interrupt * __metal_driver_sifive_uart0_interrupt_parent(struct metal_uart *uart); +extern inline int __metal_driver_sifive_uart0_interrupt_line(struct metal_uart *uart); +extern inline struct metal_clock * __metal_driver_sifive_uart0_clock(struct metal_uart *uart); +extern inline struct __metal_driver_sifive_gpio0 * __metal_driver_sifive_uart0_pinmux(struct metal_uart *uart); +extern inline unsigned long __metal_driver_sifive_uart0_pinmux_output_selector(struct metal_uart *uart); +extern inline unsigned long __metal_driver_sifive_uart0_pinmux_source_selector(struct metal_uart *uart); + + +/* --------------------- sifive_fe310_g000_hfrosc ------------ */ +extern inline struct metal_clock * __metal_driver_sifive_fe310_g000_hfrosc_ref(const struct metal_clock *clock); +extern inline struct __metal_driver_sifive_fe310_g000_prci * __metal_driver_sifive_fe310_g000_hfrosc_config_base(const struct metal_clock *clock); +extern inline const struct __metal_driver_vtable_sifive_fe310_g000_prci * __metal_driver_sifive_fe310_g000_hfrosc_config_vtable(struct metal_clock *clock); +extern inline long __metal_driver_sifive_fe310_g000_hfrosc_config_offset(const struct metal_clock *clock); + + +/* --------------------- sifive_fe310_g000_hfxosc ------------ */ +extern inline struct metal_clock * __metal_driver_sifive_fe310_g000_hfxosc_ref(const struct metal_clock *clock); +extern inline struct __metal_driver_sifive_fe310_g000_prci * __metal_driver_sifive_fe310_g000_hfxosc_config_base(const struct metal_clock *clock); +extern inline long __metal_driver_sifive_fe310_g000_hfxosc_config_offset(const struct metal_clock *clock); + + +/* --------------------- sifive_fe310_g000_pll ------------ */ +extern inline struct metal_clock * __metal_driver_sifive_fe310_g000_pll_pllsel0(const struct metal_clock *clock); +extern inline struct metal_clock * __metal_driver_sifive_fe310_g000_pll_pllref(const struct metal_clock *clock); +extern inline struct __metal_driver_sifive_fe310_g000_prci * __metal_driver_sifive_fe310_g000_pll_config_base( ); +extern inline long __metal_driver_sifive_fe310_g000_pll_config_offset( ); +extern inline struct __metal_driver_sifive_fe310_g000_prci * __metal_driver_sifive_fe310_g000_pll_divider_base(const struct metal_clock *clock); +extern inline long __metal_driver_sifive_fe310_g000_pll_divider_offset(const struct metal_clock *clock); +extern inline long __metal_driver_sifive_fe310_g000_pll_init_rate( ); + + +/* --------------------- fe310_g000_prci ------------ */ +extern inline long __metal_driver_sifive_fe310_g000_prci_base( ); +extern inline long __metal_driver_sifive_fe310_g000_prci_size( ); +extern inline const struct __metal_driver_vtable_sifive_fe310_g000_prci * __metal_driver_sifive_fe310_g000_prci_vtable( ); + + +/* --------------------- sifive_fu540_c000_l2 ------------ */ + + +/* From clock@0 */ +struct __metal_driver_fixed_clock __metal_dt_clock_0 = { + .clock.vtable = &__metal_driver_vtable_fixed_clock.clock, +}; + +/* From clock@2 */ +struct __metal_driver_fixed_clock __metal_dt_clock_2 = { + .clock.vtable = &__metal_driver_vtable_fixed_clock.clock, +}; + +/* From clock@5 */ +struct __metal_driver_fixed_clock __metal_dt_clock_5 = { + .clock.vtable = &__metal_driver_vtable_fixed_clock.clock, +}; + +struct metal_memory __metal_dt_mem_dtim_80000000 = { + ._base_address = 2147483648UL, + ._size = 16384UL, + ._attrs = { + .R = 1, + .W = 1, + .X = 1, + .C = 1, + .A = 1}, +}; + +struct metal_memory __metal_dt_mem_spi_10014000 = { + ._base_address = 536870912UL, + ._size = 536870912UL, + ._attrs = { + .R = 1, + .W = 1, + .X = 1, + .C = 1, + .A = 1}, +}; + +/* From clint@2000000 */ +struct __metal_driver_riscv_clint0 __metal_dt_clint_2000000 = { + .controller.vtable = &__metal_driver_vtable_riscv_clint0.clint_vtable, + .init_done = 0, +}; + +/* From cpu@0 */ +struct __metal_driver_cpu __metal_dt_cpu_0 = { + .cpu.vtable = &__metal_driver_vtable_cpu.cpu_vtable, +}; + +/* From interrupt_controller */ +struct __metal_driver_riscv_cpu_intc __metal_dt_cpu_0_interrupt_controller = { + .controller.vtable = &__metal_driver_vtable_riscv_cpu_intc.controller_vtable, + .init_done = 0, +}; + +/* From interrupt_controller@c000000 */ +struct __metal_driver_riscv_plic0 __metal_dt_interrupt_controller_c000000 = { + .controller.vtable = &__metal_driver_vtable_riscv_plic0.plic_vtable, + .init_done = 0, +}; + +/* From local_external_interrupts_0 */ +struct __metal_driver_sifive_local_external_interrupts0 __metal_dt_local_external_interrupts_0 = { + .irc.vtable = &__metal_driver_vtable_sifive_local_external_interrupts0.local0_vtable, + .init_done = 0, +}; + +/* From gpio@10012000 */ +struct __metal_driver_sifive_gpio0 __metal_dt_gpio_10012000 = { + .gpio.vtable = &__metal_driver_vtable_sifive_gpio0.gpio, +}; + +/* From led@0red */ +struct __metal_driver_sifive_gpio_led __metal_dt_led_0red = { + .led.vtable = &__metal_driver_vtable_sifive_led.led_vtable, +}; + +/* From led@0green */ +struct __metal_driver_sifive_gpio_led __metal_dt_led_0green = { + .led.vtable = &__metal_driver_vtable_sifive_led.led_vtable, +}; + +/* From led@0blue */ +struct __metal_driver_sifive_gpio_led __metal_dt_led_0blue = { + .led.vtable = &__metal_driver_vtable_sifive_led.led_vtable, +}; + +/* From spi@10014000 */ +struct __metal_driver_sifive_spi0 __metal_dt_spi_10014000 = { + .spi.vtable = &__metal_driver_vtable_sifive_spi0.spi, +}; + +/* From serial@10013000 */ +struct __metal_driver_sifive_uart0 __metal_dt_serial_10013000 = { + .uart.vtable = &__metal_driver_vtable_sifive_uart0.uart, +}; + +/* From clock@3 */ +struct __metal_driver_sifive_fe310_g000_hfrosc __metal_dt_clock_3 = { + .clock.vtable = &__metal_driver_vtable_sifive_fe310_g000_hfrosc.clock, +}; + +/* From clock@1 */ +struct __metal_driver_sifive_fe310_g000_hfxosc __metal_dt_clock_1 = { + .clock.vtable = &__metal_driver_vtable_sifive_fe310_g000_hfxosc.clock, +}; + +/* From clock@4 */ +struct __metal_driver_sifive_fe310_g000_pll __metal_dt_clock_4 = { + .clock.vtable = &__metal_driver_vtable_sifive_fe310_g000_pll.clock, +}; + +/* From prci@10008000 */ +struct __metal_driver_sifive_fe310_g000_prci __metal_dt_prci_10008000 = { +}; + + +#endif /* QEMU_SIFIVE_S51__METAL_INLINE_H*/ +#endif /* ! ASSEMBLY */ diff --git a/bsp/qemu-sifive-s51/metal-platform.h b/bsp/qemu-sifive-s51/metal-platform.h new file mode 100644 index 0000000..650fdbd --- /dev/null +++ b/bsp/qemu-sifive-s51/metal-platform.h @@ -0,0 +1,222 @@ +/* Copyright 2019 SiFive, Inc */ +/* SPDX-License-Identifier: Apache-2.0 */ +/* ----------------------------------- */ +/* ----------------------------------- */ + +#ifndef QEMU_SIFIVE_S51__METAL_PLATFORM_H +#define QEMU_SIFIVE_S51__METAL_PLATFORM_H + +/* From clock@0 */ +#define METAL_FIXED_CLOCK_0_CLOCK_FREQUENCY 16000000UL + +/* From clock@2 */ +#define METAL_FIXED_CLOCK_2_CLOCK_FREQUENCY 72000000UL + +/* From clock@5 */ +#define METAL_FIXED_CLOCK_5_CLOCK_FREQUENCY 32000000UL + +#define METAL_FIXED_CLOCK + +/* From clint@2000000 */ +#define METAL_RISCV_CLINT0_2000000_BASE_ADDRESS 33554432UL +#define METAL_RISCV_CLINT0_0_BASE_ADDRESS 33554432UL +#define METAL_RISCV_CLINT0_2000000_SIZE 65536UL +#define METAL_RISCV_CLINT0_0_SIZE 65536UL + +#define METAL_RISCV_CLINT0 +#define METAL_RISCV_CLINT0_MSIP_BASE 0UL +#define METAL_RISCV_CLINT0_MTIMECMP_BASE 16384UL +#define METAL_RISCV_CLINT0_MTIME 49144UL + +/* From interrupt_controller@c000000 */ +#define METAL_RISCV_PLIC0_C000000_BASE_ADDRESS 201326592UL +#define METAL_RISCV_PLIC0_0_BASE_ADDRESS 201326592UL +#define METAL_RISCV_PLIC0_C000000_SIZE 67108864UL +#define METAL_RISCV_PLIC0_0_SIZE 67108864UL +#define METAL_RISCV_PLIC0_C000000_RISCV_MAX_PRIORITY 7UL +#define METAL_RISCV_PLIC0_0_RISCV_MAX_PRIORITY 7UL +#define METAL_RISCV_PLIC0_C000000_RISCV_NDEV 27UL +#define METAL_RISCV_PLIC0_0_RISCV_NDEV 27UL + +#define METAL_RISCV_PLIC0 +#define METAL_RISCV_PLIC0_PRIORITY_BASE 0UL +#define METAL_RISCV_PLIC0_PENDING_BASE 4096UL +#define METAL_RISCV_PLIC0_ENABLE_BASE 8192UL +#define METAL_RISCV_PLIC0_THRESHOLD 2097152UL +#define METAL_RISCV_PLIC0_CLAIM 2097156UL + +/* From aon@10000000 */ +#define METAL_SIFIVE_AON0_10000000_BASE_ADDRESS 268435456UL +#define METAL_SIFIVE_AON0_0_BASE_ADDRESS 268435456UL +#define METAL_SIFIVE_AON0_10000000_SIZE 32768UL +#define METAL_SIFIVE_AON0_0_SIZE 32768UL + +#define METAL_SIFIVE_AON0 +#define METAL_SIFIVE_AON0_WDOGCFG 0UL +#define METAL_SIFIVE_AON0_WDOGCOUNT 8UL +#define METAL_SIFIVE_AON0_WDOGS 16UL +#define METAL_SIFIVE_AON0_WDOGFEED 24UL +#define METAL_SIFIVE_AON0_WDOGKEY 28UL +#define METAL_SIFIVE_AON0_WDOGCMP 32UL +#define METAL_SIFIVE_AON0_RTCCFG 64UL +#define METAL_SIFIVE_AON0_RTCLO 72UL +#define METAL_SIFIVE_AON0_RTCHI 72UL +#define METAL_SIFIVE_AON0_RTCS 80UL +#define METAL_SIFIVE_AON0_RTCCMP 96UL +#define METAL_SIFIVE_AON0_LFROSCCFG 112UL +#define METAL_SIFIVE_AON0_BACKUP0 128UL +#define METAL_SIFIVE_AON0_BACKUP1 132UL +#define METAL_SIFIVE_AON0_BACKUP2 136UL +#define METAL_SIFIVE_AON0_BACKUP3 140UL +#define METAL_SIFIVE_AON0_BACKUP4 144UL +#define METAL_SIFIVE_AON0_BACKUP5 148UL +#define METAL_SIFIVE_AON0_BACKUP6 152UL +#define METAL_SIFIVE_AON0_BACKUP7 152UL +#define METAL_SIFIVE_AON0_BACKUP8 160UL +#define METAL_SIFIVE_AON0_BACKUP9 164UL +#define METAL_SIFIVE_AON0_BACKUP10 168UL +#define METAL_SIFIVE_AON0_BACKUP11 172UL +#define METAL_SIFIVE_AON0_BACKUP12 176UL +#define METAL_SIFIVE_AON0_BACKUP13 180UL +#define METAL_SIFIVE_AON0_BACKUP14 184UL +#define METAL_SIFIVE_AON0_BACKUP15 188UL +#define METAL_SIFIVE_AON0_BACKUP16 192UL +#define METAL_SIFIVE_AON0_BACKUP17 196UL +#define METAL_SIFIVE_AON0_BACKUP18 200UL +#define METAL_SIFIVE_AON0_BACKUP19 204UL +#define METAL_SIFIVE_AON0_BACKUP20 208UL +#define METAL_SIFIVE_AON0_BACKUP21 212UL +#define METAL_SIFIVE_AON0_BACKUP22 216UL +#define METAL_SIFIVE_AON0_BACKUP23 220UL +#define METAL_SIFIVE_AON0_BACKUP24 224UL +#define METAL_SIFIVE_AON0_BACKUP25 228UL +#define METAL_SIFIVE_AON0_BACKUP26 232UL +#define METAL_SIFIVE_AON0_BACKUP27 236UL +#define METAL_SIFIVE_AON0_BACKUP28 240UL +#define METAL_SIFIVE_AON0_BACKUP29 244UL +#define METAL_SIFIVE_AON0_BACKUP30 248UL +#define METAL_SIFIVE_AON0_BACKUP31 252UL +#define METAL_SIFIVE_AON0_PMU_WAKEUP_BASE 256UL +#define METAL_SIFIVE_AON0_PWM_SLEEP_BASE 288UL +#define METAL_SIFIVE_AON0_PMUIE 320UL +#define METAL_SIFIVE_AON0_PMUCAUSE 324UL +#define METAL_SIFIVE_AON0_PMUSLEEP 328UL +#define METAL_SIFIVE_AON0_PMUKEY 332UL + +/* From clock@3 */ + +#define METAL_SIFIVE_FE310_G000_HFROSC + +/* From clock@1 */ + +#define METAL_SIFIVE_FE310_G000_HFXOSC + +/* From prci@10008000 */ +#define METAL_SIFIVE_FE310_G000_PRCI_10008000_BASE_ADDRESS 268468224UL +#define METAL_SIFIVE_FE310_G000_PRCI_0_BASE_ADDRESS 268468224UL +#define METAL_SIFIVE_FE310_G000_PRCI_10008000_SIZE 32768UL +#define METAL_SIFIVE_FE310_G000_PRCI_0_SIZE 32768UL + +#define METAL_SIFIVE_FE310_G000_PRCI +#define METAL_SIFIVE_FE310_G000_PRCI_HFROSCCFG 0UL +#define METAL_SIFIVE_FE310_G000_PRCI_HFXOSCCFG 4UL +#define METAL_SIFIVE_FE310_G000_PRCI_PLLCFG 8UL +#define METAL_SIFIVE_FE310_G000_PRCI_PLLOUTDIV 12UL + +/* From clock@4 */ +#define METAL_SIFIVE_FE310_G000_PLL_4_CLOCK_FREQUENCY 16000000UL + +#define METAL_SIFIVE_FE310_G000_PLL + +/* From gpio@10012000 */ +#define METAL_SIFIVE_GPIO0_10012000_BASE_ADDRESS 268509184UL +#define METAL_SIFIVE_GPIO0_0_BASE_ADDRESS 268509184UL +#define METAL_SIFIVE_GPIO0_10012000_SIZE 4096UL +#define METAL_SIFIVE_GPIO0_0_SIZE 4096UL + +#define METAL_SIFIVE_GPIO0 +#define METAL_SIFIVE_GPIO0_VALUE 0UL +#define METAL_SIFIVE_GPIO0_INPUT_EN 4UL +#define METAL_SIFIVE_GPIO0_OUTPUT_EN 8UL +#define METAL_SIFIVE_GPIO0_PORT 12UL +#define METAL_SIFIVE_GPIO0_PUE 16UL +#define METAL_SIFIVE_GPIO0_DS 20UL +#define METAL_SIFIVE_GPIO0_RISE_IE 24UL +#define METAL_SIFIVE_GPIO0_RISE_IP 28UL +#define METAL_SIFIVE_GPIO0_FALL_IE 32UL +#define METAL_SIFIVE_GPIO0_FALL_IP 36UL +#define METAL_SIFIVE_GPIO0_HIGH_IE 40UL +#define METAL_SIFIVE_GPIO0_HIGH_IP 44UL +#define METAL_SIFIVE_GPIO0_LOW_IE 48UL +#define METAL_SIFIVE_GPIO0_LOW_IP 52UL +#define METAL_SIFIVE_GPIO0_IOF_EN 56UL +#define METAL_SIFIVE_GPIO0_IOF_SEL 60UL +#define METAL_SIFIVE_GPIO0_OUT_XOR 64UL + +/* From led@0red */ + +/* From led@0green */ + +/* From led@0blue */ + +#define METAL_SIFIVE_GPIO_LEDS + +/* From local_external_interrupts_0 */ + +#define METAL_SIFIVE_LOCAL_EXTERNAL_INTERRUPTS0 + +/* From pwm@10015000 */ +#define METAL_SIFIVE_PWM0_10015000_BASE_ADDRESS 268521472UL +#define METAL_SIFIVE_PWM0_0_BASE_ADDRESS 268521472UL +#define METAL_SIFIVE_PWM0_10015000_SIZE 4096UL +#define METAL_SIFIVE_PWM0_0_SIZE 4096UL + +#define METAL_SIFIVE_PWM0 +#define METAL_SIFIVE_PWM0_PWMCFG 0UL +#define METAL_SIFIVE_PWM0_PWMCOUNT 8UL +#define METAL_SIFIVE_PWM0_PWMS 16UL +#define METAL_SIFIVE_PWM0_PWMCMP0 32UL +#define METAL_SIFIVE_PWM0_PWMCMP1 36UL +#define METAL_SIFIVE_PWM0_PWMCMP2 40UL +#define METAL_SIFIVE_PWM0_PWMCMP3 44UL + +/* From spi@10014000 */ +#define METAL_SIFIVE_SPI0_10014000_BASE_ADDRESS 268517376UL +#define METAL_SIFIVE_SPI0_0_BASE_ADDRESS 268517376UL +#define METAL_SIFIVE_SPI0_10014000_SIZE 4096UL +#define METAL_SIFIVE_SPI0_0_SIZE 4096UL + +#define METAL_SIFIVE_SPI0 +#define METAL_SIFIVE_SPI0_SCKDIV 0UL +#define METAL_SIFIVE_SPI0_SCKMODE 4UL +#define METAL_SIFIVE_SPI0_CSID 16UL +#define METAL_SIFIVE_SPI0_CSDEF 20UL +#define METAL_SIFIVE_SPI0_CSMODE 24UL +#define METAL_SIFIVE_SPI0_DELAY0 40UL +#define METAL_SIFIVE_SPI0_DELAY1 44UL +#define METAL_SIFIVE_SPI0_FMT 64UL +#define METAL_SIFIVE_SPI0_TXDATA 72UL +#define METAL_SIFIVE_SPI0_RXDATA 76UL +#define METAL_SIFIVE_SPI0_TXMARK 80UL +#define METAL_SIFIVE_SPI0_RXMARK 84UL +#define METAL_SIFIVE_SPI0_FCTRL 96UL +#define METAL_SIFIVE_SPI0_FFMT 100UL +#define METAL_SIFIVE_SPI0_IE 112UL +#define METAL_SIFIVE_SPI0_IP 116UL + +/* From serial@10013000 */ +#define METAL_SIFIVE_UART0_10013000_BASE_ADDRESS 268513280UL +#define METAL_SIFIVE_UART0_0_BASE_ADDRESS 268513280UL +#define METAL_SIFIVE_UART0_10013000_SIZE 4096UL +#define METAL_SIFIVE_UART0_0_SIZE 4096UL + +#define METAL_SIFIVE_UART0 +#define METAL_SIFIVE_UART0_TXDATA 0UL +#define METAL_SIFIVE_UART0_RXDATA 4UL +#define METAL_SIFIVE_UART0_TXCTRL 8UL +#define METAL_SIFIVE_UART0_RXCTRL 12UL +#define METAL_SIFIVE_UART0_IE 16UL +#define METAL_SIFIVE_UART0_IP 20UL +#define METAL_SIFIVE_UART0_DIV 24UL + +#endif /* QEMU_SIFIVE_S51__METAL_PLATFORM_H*/ diff --git a/bsp/qemu-sifive-s51/metal.default.lds b/bsp/qemu-sifive-s51/metal.default.lds new file mode 100644 index 0000000..6bd988b --- /dev/null +++ b/bsp/qemu-sifive-s51/metal.default.lds @@ -0,0 +1,234 @@ +/* Copyright 2019 SiFive, Inc */ +/* SPDX-License-Identifier: Apache-2.0 */ +/* ----------------------------------- */ +/* ----------------------------------- */ + +OUTPUT_ARCH("riscv") + +ENTRY(_enter) + +MEMORY +{ + ram (wxa!ri) : ORIGIN = 0x80000000, LENGTH = 0x4000 + flash (rxai!w) : ORIGIN = 0x20400000, LENGTH = 0x1fc00000 +} + +PHDRS +{ + flash PT_LOAD; + ram_init PT_LOAD; + itim_init PT_LOAD; + ram PT_NULL; + itim PT_NULL; +} + +SECTIONS +{ + __stack_size = DEFINED(__stack_size) ? __stack_size : 0x400; + PROVIDE(__stack_size = __stack_size); + __heap_size = DEFINED(__heap_size) ? __heap_size : 0x400; + PROVIDE(__metal_boot_hart = 0); + PROVIDE(__metal_chicken_bit = 0); + + + .init : + { + KEEP (*(.text.metal.init.enter)) + KEEP (*(SORT_NONE(.init))) + KEEP (*(.text.libgloss.start)) + } >flash AT>flash :flash + + + .text : + { + *(.text.unlikely .text.unlikely.*) + *(.text.startup .text.startup.*) + *(.text .text.*) + *(.itim .itim.*) + *(.gnu.linkonce.t.*) + } >flash AT>flash :flash + + + .fini : + { + KEEP (*(SORT_NONE(.fini))) + } >flash AT>flash :flash + + + PROVIDE (__etext = .); + PROVIDE (_etext = .); + PROVIDE (etext = .); + + + .rodata : + { + *(.rdata) + *(.rodata .rodata.*) + *(.gnu.linkonce.r.*) + . = ALIGN(8); + *(.srodata.cst16) + *(.srodata.cst8) + *(.srodata.cst4) + *(.srodata.cst2) + *(.srodata .srodata.*) + } >flash AT>flash :flash + + + . = ALIGN(4); + + + .preinit_array : + { + PROVIDE_HIDDEN (__preinit_array_start = .); + KEEP (*(.preinit_array)) + PROVIDE_HIDDEN (__preinit_array_end = .); + } >flash AT>flash :flash + + + .init_array : + { + PROVIDE_HIDDEN (__init_array_start = .); + KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*))) + KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors)) + PROVIDE_HIDDEN (__init_array_end = .); + } >flash AT>flash :flash + + + .finit_array : + { + PROVIDE_HIDDEN (__finit_array_start = .); + KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*))) + KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors)) + PROVIDE_HIDDEN (__finit_array_end = .); + } >flash AT>flash :flash + + + .ctors : + { + /* gcc uses crtbegin.o to find the start of + the constructors, so we make sure it is + first. Because this is a wildcard, it + doesn't matter if the user does not + actually link against crtbegin.o; the + linker won't look for a file to match a + wildcard. The wildcard also means that it + doesn't matter which directory crtbegin.o + is in. */ + KEEP (*crtbegin.o(.ctors)) + KEEP (*crtbegin?.o(.ctors)) + /* We don't want to include the .ctor section from + the crtend.o file until after the sorted ctors. + The .ctor section from the crtend file contains the + end of ctors marker and it must be last */ + KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors)) + KEEP (*(SORT(.ctors.*))) + KEEP (*(.ctors)) + } >flash AT>flash :flash + + + .dtors : + { + KEEP (*crtbegin.o(.dtors)) + KEEP (*crtbegin?.o(.dtors)) + KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors)) + KEEP (*(SORT(.dtors.*))) + KEEP (*(.dtors)) + } >flash AT>flash :flash + + + .litimalign : + { + . = ALIGN(4); + PROVIDE( metal_segment_itim_source_start = . ); + } >flash AT>flash :flash + + + .ditimalign : + { + . = ALIGN(4); + PROVIDE( metal_segment_itim_target_start = . ); + } >ram AT>flash :ram_init + + + .itim : + { + *(.itim .itim.*) + } >flash AT>flash :flash + + + . = ALIGN(8); + PROVIDE( metal_segment_itim_target_end = . ); + + + .lalign : + { + . = ALIGN(4); + PROVIDE( _data_lma = . ); + PROVIDE( metal_segment_data_source_start = . ); + } >flash AT>flash :flash + + + .dalign : + { + . = ALIGN(4); + PROVIDE( metal_segment_data_target_start = . ); + } >ram AT>flash :ram_init + + + .data : + { + *(.data .data.*) + *(.gnu.linkonce.d.*) + . = ALIGN(8); + PROVIDE( __global_pointer$ = . + 0x800 ); + *(.sdata .sdata.* .sdata2.*) + *(.gnu.linkonce.s.*) + } >ram AT>flash :ram_init + + + . = ALIGN(4); + PROVIDE( _edata = . ); + PROVIDE( edata = . ); + PROVIDE( metal_segment_data_target_end = . ); + PROVIDE( _fbss = . ); + PROVIDE( __bss_start = . ); + PROVIDE( metal_segment_bss_target_start = . ); + + + .bss : + { + *(.sbss*) + *(.gnu.linkonce.sb.*) + *(.bss .bss.*) + *(.gnu.linkonce.b.*) + *(COMMON) + . = ALIGN(4); + } >ram AT>ram :ram + + + . = ALIGN(8); + PROVIDE( _end = . ); + PROVIDE( end = . ); + PROVIDE( metal_segment_bss_target_end = . ); + + + .stack : + { + PROVIDE(metal_segment_stack_begin = .); + . = __stack_size; + PROVIDE( _sp = . ); + PROVIDE(metal_segment_stack_end = .); + } >ram AT>ram :ram + + + .heap : + { + PROVIDE( metal_segment_heap_target_start = . ); + . = __heap_size; + PROVIDE( metal_segment_heap_target_end = . ); + PROVIDE( _heap_end = . ); + } >ram AT>ram :ram + + +} + diff --git a/bsp/qemu-sifive-s51/metal.h b/bsp/qemu-sifive-s51/metal.h new file mode 100644 index 0000000..3d3df92 --- /dev/null +++ b/bsp/qemu-sifive-s51/metal.h @@ -0,0 +1,868 @@ +/* Copyright 2019 SiFive, Inc */ +/* SPDX-License-Identifier: Apache-2.0 */ +/* ----------------------------------- */ +/* ----------------------------------- */ + +#ifndef ASSEMBLY + +#include + +#ifdef __METAL_MACHINE_MACROS + +#ifndef MACROS_IF_QEMU_SIFIVE_S51__METAL_H +#define MACROS_IF_QEMU_SIFIVE_S51__METAL_H + +#define __METAL_CLINT_NUM_PARENTS 2 + +#ifndef __METAL_CLINT_NUM_PARENTS +#define __METAL_CLINT_NUM_PARENTS 0 +#endif +#define __METAL_PLIC_SUBINTERRUPTS 27 + +#define __METAL_PLIC_NUM_PARENTS 1 + +#ifndef __METAL_PLIC_SUBINTERRUPTS +#define __METAL_PLIC_SUBINTERRUPTS 0 +#endif +#ifndef __METAL_PLIC_NUM_PARENTS +#define __METAL_PLIC_NUM_PARENTS 0 +#endif +#ifndef __METAL_CLIC_SUBINTERRUPTS +#define __METAL_CLIC_SUBINTERRUPTS 0 +#endif + +#endif /* MACROS_IF_SIFIVE_HIFIVE1__METAL_H*/ + +#else /* ! __METAL_MACHINE_MACROS */ + +#ifndef MACROS_ELSE_SIFIVE_HIFIVE1__METAL_H +#define MACROS_ELSE_SIFIVE_HIFIVE1__METAL_H + +#define __METAL_CLINT_2000000_INTERRUPTS 2 + +#define METAL_MAX_CLINT_INTERRUPTS 2 + +#define __METAL_CLINT_NUM_PARENTS 2 + +#define __METAL_INTERRUPT_CONTROLLER_C000000_INTERRUPTS 1 + +#define __METAL_PLIC_SUBINTERRUPTS 27 + +#define METAL_MAX_PLIC_INTERRUPTS 1 + +#define __METAL_PLIC_NUM_PARENTS 1 + +#define __METAL_CLIC_SUBINTERRUPTS 0 +#define METAL_MAX_CLIC_INTERRUPTS 0 + +#define __METAL_LOCAL_EXTERNAL_INTERRUPTS_0_INTERRUPTS 16 + +#define METAL_MAX_LOCAL_EXT_INTERRUPTS 16 + +#define METAL_MAX_GLOBAL_EXT_INTERRUPTS 0 + +#define __METAL_GPIO_10012000_INTERRUPTS 16 + +#define METAL_MAX_GPIO_INTERRUPTS 16 + +#define __METAL_SERIAL_10013000_INTERRUPTS 1 + +#define METAL_MAX_UART_INTERRUPTS 1 + + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +/* From clock@0 */ +struct __metal_driver_fixed_clock __metal_dt_clock_0; + +/* From clock@2 */ +struct __metal_driver_fixed_clock __metal_dt_clock_2; + +/* From clock@5 */ +struct __metal_driver_fixed_clock __metal_dt_clock_5; + +struct metal_memory __metal_dt_mem_dtim_80000000; + +struct metal_memory __metal_dt_mem_spi_10014000; + +/* From clint@2000000 */ +struct __metal_driver_riscv_clint0 __metal_dt_clint_2000000; + +/* From cpu@0 */ +struct __metal_driver_cpu __metal_dt_cpu_0; + +struct __metal_driver_riscv_cpu_intc __metal_dt_cpu_0_interrupt_controller; + +/* From interrupt_controller@c000000 */ +struct __metal_driver_riscv_plic0 __metal_dt_interrupt_controller_c000000; + +/* From local_external_interrupts_0 */ +struct __metal_driver_sifive_local_external_interrupts0 __metal_dt_local_external_interrupts_0; + +/* From gpio@10012000 */ +struct __metal_driver_sifive_gpio0 __metal_dt_gpio_10012000; + +/* From led@0red */ +struct __metal_driver_sifive_gpio_led __metal_dt_led_0red; + +/* From led@0green */ +struct __metal_driver_sifive_gpio_led __metal_dt_led_0green; + +/* From led@0blue */ +struct __metal_driver_sifive_gpio_led __metal_dt_led_0blue; + +/* From spi@10014000 */ +struct __metal_driver_sifive_spi0 __metal_dt_spi_10014000; + +/* From serial@10013000 */ +struct __metal_driver_sifive_uart0 __metal_dt_serial_10013000; + +/* From clock@3 */ +struct __metal_driver_sifive_fe310_g000_hfrosc __metal_dt_clock_3; + +/* From clock@1 */ +struct __metal_driver_sifive_fe310_g000_hfxosc __metal_dt_clock_1; + +/* From clock@4 */ +struct __metal_driver_sifive_fe310_g000_pll __metal_dt_clock_4; + +/* From prci@10008000 */ +struct __metal_driver_sifive_fe310_g000_prci __metal_dt_prci_10008000; + + + +/* --------------------- fixed_clock ------------ */ +static inline unsigned long __metal_driver_fixed_clock_rate(struct metal_clock *clock) +{ + if ((uintptr_t)clock == (uintptr_t)&__metal_dt_clock_0) { + return METAL_FIXED_CLOCK_0_CLOCK_FREQUENCY; + } + else if ((uintptr_t)clock == (uintptr_t)&__metal_dt_clock_2) { + return METAL_FIXED_CLOCK_2_CLOCK_FREQUENCY; + } + else if ((uintptr_t)clock == (uintptr_t)&__metal_dt_clock_5) { + return METAL_FIXED_CLOCK_5_CLOCK_FREQUENCY; + } + else { + return 0; + } +} + + + +/* --------------------- fixed_factor_clock ------------ */ + + +/* --------------------- sifive_clint0 ------------ */ +static inline unsigned long __metal_driver_sifive_clint0_control_base(struct metal_interrupt *controller) +{ + if ((uintptr_t)controller == (uintptr_t)&__metal_dt_clint_2000000) { + return METAL_RISCV_CLINT0_2000000_BASE_ADDRESS; + } + else { + return 0; + } +} + +static inline unsigned long __metal_driver_sifive_clint0_control_size(struct metal_interrupt *controller) +{ + if ((uintptr_t)controller == (uintptr_t)&__metal_dt_clint_2000000) { + return METAL_RISCV_CLINT0_2000000_SIZE; + } + else { + return 0; + } +} + +static inline int __metal_driver_sifive_clint0_num_interrupts(struct metal_interrupt *controller) +{ + if ((uintptr_t)controller == (uintptr_t)&__metal_dt_clint_2000000) { + return METAL_MAX_CLINT_INTERRUPTS; + } + else { + return 0; + } +} + +static inline struct metal_interrupt * __metal_driver_sifive_clint0_interrupt_parents(struct metal_interrupt *controller, int idx) +{ + if (idx == 0) { + return (struct metal_interrupt *)&__metal_dt_cpu_0_interrupt_controller.controller; + } + else if (idx == 1) { + return (struct metal_interrupt *)&__metal_dt_cpu_0_interrupt_controller.controller; + } + else { + return NULL; + } +} + +static inline int __metal_driver_sifive_clint0_interrupt_lines(struct metal_interrupt *controller, int idx) +{ + if (idx == 0) { + return 3; + } + else if (idx == 1) { + return 7; + } + else { + return 0; + } +} + + + +/* --------------------- cpu ------------ */ +static inline int __metal_driver_cpu_hartid(struct metal_cpu *cpu) +{ + if ((uintptr_t)cpu == (uintptr_t)&__metal_dt_cpu_0) { + return 0; + } + else { + return -1; + } +} + +static inline int __metal_driver_cpu_timebase(struct metal_cpu *cpu) +{ + if ((uintptr_t)cpu == (uintptr_t)&__metal_dt_cpu_0) { + return 1000000; + } + else { + return 0; + } +} + +static inline struct metal_interrupt * __metal_driver_cpu_interrupt_controller(struct metal_cpu *cpu) +{ + if ((uintptr_t)cpu == (uintptr_t)&__metal_dt_cpu_0) { + return &__metal_dt_cpu_0_interrupt_controller.controller; + } + else { + return NULL; + } +} + +static inline int __metal_driver_cpu_num_pmp_regions(struct metal_cpu *cpu) +{ + if ((uintptr_t)cpu == (uintptr_t)&__metal_dt_cpu_0) { + return 0; + } + else { + return 0; + } +} + + + +/* --------------------- sifive_plic0 ------------ */ +static inline unsigned long __metal_driver_sifive_plic0_control_base(struct metal_interrupt *controller) +{ + if ((uintptr_t)controller == (uintptr_t)&__metal_dt_interrupt_controller_c000000) { + return METAL_RISCV_PLIC0_C000000_BASE_ADDRESS; + } + else { + return 0; + } +} + +static inline unsigned long __metal_driver_sifive_plic0_control_size(struct metal_interrupt *controller) +{ + if ((uintptr_t)controller == (uintptr_t)&__metal_dt_interrupt_controller_c000000) { + return METAL_RISCV_PLIC0_C000000_SIZE; + } + else { + return 0; + } +} + +static inline int __metal_driver_sifive_plic0_num_interrupts(struct metal_interrupt *controller) +{ + if ((uintptr_t)controller == (uintptr_t)&__metal_dt_interrupt_controller_c000000) { + return METAL_RISCV_PLIC0_C000000_RISCV_NDEV; + } + else { + return 0; + } +} + +static inline int __metal_driver_sifive_plic0_max_priority(struct metal_interrupt *controller) +{ + if ((uintptr_t)controller == (uintptr_t)&__metal_dt_interrupt_controller_c000000) { + return METAL_RISCV_PLIC0_C000000_RISCV_MAX_PRIORITY; + } + else { + return 0; + } +} + +static inline struct metal_interrupt * __metal_driver_sifive_plic0_interrupt_parents(struct metal_interrupt *controller, int idx) +{ + if (idx == 0) { + return (struct metal_interrupt *)&__metal_dt_cpu_0_interrupt_controller.controller; + } + else if (idx == 0) { + return (struct metal_interrupt *)&__metal_dt_cpu_0_interrupt_controller.controller; + } + else { + return NULL; + } +} + +static inline int __metal_driver_sifive_plic0_interrupt_lines(struct metal_interrupt *controller, int idx) +{ + if (idx == 0) { + return 11; + } + else if (idx == 0) { + return 11; + } + else { + return 0; + } +} + + + +/* --------------------- sifive_clic0 ------------ */ + + +/* --------------------- sifive_local_external_interrupts0 ------------ */ +static inline struct metal_interrupt * __metal_driver_sifive_local_external_interrupts0_interrupt_parent(struct metal_interrupt *controller) +{ + if ((uintptr_t)controller == (uintptr_t)&__metal_dt_local_external_interrupts_0) { + return (struct metal_interrupt *)&__metal_dt_cpu_0_interrupt_controller.controller; + } + else { + return NULL; + } +} + +static inline int __metal_driver_sifive_local_external_interrupts0_num_interrupts(struct metal_interrupt *controller) +{ + if ((uintptr_t)controller == (uintptr_t)&__metal_dt_local_external_interrupts_0) { + return METAL_MAX_LOCAL_EXT_INTERRUPTS; + } + else { + return 0; + } +} + +static inline int __metal_driver_sifive_local_external_interrupts0_interrupt_lines(struct metal_interrupt *controller, int idx) +{ + if (idx == 0) { + return 16; + } + else if (idx == 1) { + return 17; + } + else if (idx == 2) { + return 18; + } + else if (idx == 3) { + return 19; + } + else if (idx == 4) { + return 20; + } + else if (idx == 5) { + return 21; + } + else if (idx == 6) { + return 22; + } + else if (idx == 7) { + return 23; + } + else if (idx == 8) { + return 24; + } + else if (idx == 9) { + return 25; + } + else if (idx == 10) { + return 26; + } + else if (idx == 11) { + return 27; + } + else if (idx == 12) { + return 28; + } + else if (idx == 13) { + return 29; + } + else if (idx == 14) { + return 30; + } + else if (idx == 15) { + return 31; + } + else { + return 0; + } +} + + + +/* --------------------- sifive_global_external_interrupts0 ------------ */ + + +/* --------------------- sifive_gpio0 ------------ */ +static inline unsigned long __metal_driver_sifive_gpio0_base(struct metal_gpio *gpio) +{ + if ((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) { + return METAL_SIFIVE_GPIO0_10012000_BASE_ADDRESS; + } + else { + return 0; + } +} + +static inline unsigned long __metal_driver_sifive_gpio0_size(struct metal_gpio *gpio) +{ + if ((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) { + return METAL_SIFIVE_GPIO0_10012000_SIZE; + } + else { + return 0; + } +} + +static inline int __metal_driver_sifive_gpio0_num_interrupts(struct metal_gpio *gpio) +{ + if ((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) { + return METAL_MAX_GPIO_INTERRUPTS; + } + else { + return 0; + } +} + +static inline struct metal_interrupt * __metal_driver_sifive_gpio0_interrupt_parent(struct metal_gpio *gpio) +{ + if ((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) { + return (struct metal_interrupt *)&__metal_dt_interrupt_controller_c000000.controller; + } + else { + return 0; + } +} + +static inline int __metal_driver_sifive_gpio0_interrupt_lines(struct metal_gpio *gpio, int idx) +{ + if (((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 0)) { + return 7; + } + else if ((((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 1))) { + return 8; + } + else if ((((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 2))) { + return 9; + } + else if ((((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 3))) { + return 10; + } + else if ((((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 4))) { + return 11; + } + else if ((((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 5))) { + return 12; + } + else if ((((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 6))) { + return 13; + } + else if ((((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 7))) { + return 14; + } + else if ((((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 8))) { + return 15; + } + else if ((((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 9))) { + return 16; + } + else if ((((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 10))) { + return 17; + } + else if ((((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 11))) { + return 18; + } + else if ((((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 12))) { + return 19; + } + else if ((((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 13))) { + return 20; + } + else if ((((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 14))) { + return 21; + } + else if ((((uintptr_t)gpio == (uintptr_t)&__metal_dt_gpio_10012000) && (idx == 15))) { + return 22; + } + else { + return 0; + } +} + + + +/* --------------------- sifive_gpio_button ------------ */ + + +/* --------------------- sifive_gpio_led ------------ */ +static inline struct metal_gpio * __metal_driver_sifive_gpio_led_gpio(struct metal_led *led) +{ + if ((uintptr_t)led == (uintptr_t)&__metal_dt_led_0red) { + return (struct metal_gpio *)&__metal_dt_gpio_10012000; + } + else if ((uintptr_t)led == (uintptr_t)&__metal_dt_led_0green) { + return (struct metal_gpio *)&__metal_dt_gpio_10012000; + } + else if ((uintptr_t)led == (uintptr_t)&__metal_dt_led_0blue) { + return (struct metal_gpio *)&__metal_dt_gpio_10012000; + } + else { + return NULL; + } +} + +static inline int __metal_driver_sifive_gpio_led_pin(struct metal_led *led) +{ + if ((uintptr_t)led == (uintptr_t)&__metal_dt_led_0red) { + return 22; + } + else if ((uintptr_t)led == (uintptr_t)&__metal_dt_led_0green) { + return 19; + } + else if ((uintptr_t)led == (uintptr_t)&__metal_dt_led_0blue) { + return 21; + } + else { + return 0; + } +} + +static inline char * __metal_driver_sifive_gpio_led_label(struct metal_led *led) +{ + if ((uintptr_t)led == (uintptr_t)&__metal_dt_led_0red) { + return "LD0red"; + } + else if ((uintptr_t)led == (uintptr_t)&__metal_dt_led_0green) { + return "LD0green"; + } + else if ((uintptr_t)led == (uintptr_t)&__metal_dt_led_0blue) { + return "LD0blue"; + } + else { + return ""; + } +} + + + +/* --------------------- sifive_gpio_switch ------------ */ + + +/* --------------------- sifive_spi0 ------------ */ +static inline unsigned long __metal_driver_sifive_spi0_control_base(struct metal_spi *spi) +{ + if ((uintptr_t)spi == (uintptr_t)&__metal_dt_spi_10014000) { + return METAL_SIFIVE_SPI0_10014000_BASE_ADDRESS; + } + else { + return 0; + } +} + +static inline unsigned long __metal_driver_sifive_spi0_control_size(struct metal_spi *spi) +{ + if ((uintptr_t)spi == (uintptr_t)&__metal_dt_spi_10014000) { + return METAL_SIFIVE_SPI0_10014000_SIZE; + } + else { + return 0; + } +} + +static inline struct metal_clock * __metal_driver_sifive_spi0_clock(struct metal_spi *spi) +{ + return (struct metal_clock *)&__metal_dt_clock_4.clock; +} + +static inline struct __metal_driver_sifive_gpio0 * __metal_driver_sifive_spi0_pinmux(struct metal_spi *spi) +{ + return (struct __metal_driver_sifive_gpio0 *)&__metal_dt_gpio_10012000; +} + +static inline unsigned long __metal_driver_sifive_spi0_pinmux_output_selector(struct metal_spi *spi) +{ + return 60; +} + +static inline unsigned long __metal_driver_sifive_spi0_pinmux_source_selector(struct metal_spi *spi) +{ + return 60; +} + + + +/* --------------------- sifive_test0 ------------ */ + + +/* --------------------- sifive_uart0 ------------ */ +static inline unsigned long __metal_driver_sifive_uart0_control_base(struct metal_uart *uart) +{ + if ((uintptr_t)uart == (uintptr_t)&__metal_dt_serial_10013000) { + return METAL_SIFIVE_UART0_10013000_BASE_ADDRESS; + } + else { + return 0; + } +} + +static inline unsigned long __metal_driver_sifive_uart0_control_size(struct metal_uart *uart) +{ + if ((uintptr_t)uart == (uintptr_t)&__metal_dt_serial_10013000) { + return METAL_SIFIVE_UART0_10013000_SIZE; + } + else { + return 0; + } +} + +static inline int __metal_driver_sifive_uart0_num_interrupts(struct metal_uart *uart) +{ + if ((uintptr_t)uart == (uintptr_t)&__metal_dt_serial_10013000) { + return METAL_MAX_UART_INTERRUPTS; + } + else { + return 0; + } +} + +static inline struct metal_interrupt * __metal_driver_sifive_uart0_interrupt_parent(struct metal_uart *uart) +{ + if ((uintptr_t)uart == (uintptr_t)&__metal_dt_serial_10013000) { + return (struct metal_interrupt *)&__metal_dt_interrupt_controller_c000000.controller; + } + else { + return NULL; + } +} + +static inline int __metal_driver_sifive_uart0_interrupt_line(struct metal_uart *uart) +{ + return 5; +} + +static inline struct metal_clock * __metal_driver_sifive_uart0_clock(struct metal_uart *uart) +{ + return (struct metal_clock *)&__metal_dt_clock_4.clock; +} + +static inline struct __metal_driver_sifive_gpio0 * __metal_driver_sifive_uart0_pinmux(struct metal_uart *uart) +{ + return (struct __metal_driver_sifive_gpio0 *)&__metal_dt_gpio_10012000; +} + +static inline unsigned long __metal_driver_sifive_uart0_pinmux_output_selector(struct metal_uart *uart) +{ + return 196608; +} + +static inline unsigned long __metal_driver_sifive_uart0_pinmux_source_selector(struct metal_uart *uart) +{ + return 196608; +} + + + +/* --------------------- sifive_fe310_g000_hfrosc ------------ */ +static inline struct metal_clock * __metal_driver_sifive_fe310_g000_hfrosc_ref(const struct metal_clock *clock) +{ + return (struct metal_clock *)&__metal_dt_clock_2.clock; +} + +static inline struct __metal_driver_sifive_fe310_g000_prci * __metal_driver_sifive_fe310_g000_hfrosc_config_base(const struct metal_clock *clock) +{ + return (struct __metal_driver_sifive_fe310_g000_prci *)&__metal_dt_prci_10008000; +} + +static inline const struct __metal_driver_vtable_sifive_fe310_g000_prci * __metal_driver_sifive_fe310_g000_hfrosc_config_vtable(struct metal_clock *clock) +{ + return &__metal_driver_vtable_sifive_fe310_g000_prci; +} + +static inline long __metal_driver_sifive_fe310_g000_hfrosc_config_offset(const struct metal_clock *clock) +{ + return METAL_SIFIVE_FE310_G000_PRCI_HFROSCCFG; +} + + + +/* --------------------- sifive_fe310_g000_hfxosc ------------ */ +static inline struct metal_clock * __metal_driver_sifive_fe310_g000_hfxosc_ref(const struct metal_clock *clock) +{ + return (struct metal_clock *)&__metal_dt_clock_0.clock; +} + +static inline struct __metal_driver_sifive_fe310_g000_prci * __metal_driver_sifive_fe310_g000_hfxosc_config_base(const struct metal_clock *clock) +{ + return (struct __metal_driver_sifive_fe310_g000_prci *)&__metal_dt_prci_10008000; +} + +static inline long __metal_driver_sifive_fe310_g000_hfxosc_config_offset(const struct metal_clock *clock) +{ + return METAL_SIFIVE_FE310_G000_PRCI_HFXOSCCFG; +} + + + +/* --------------------- sifive_fe310_g000_pll ------------ */ +static inline struct metal_clock * __metal_driver_sifive_fe310_g000_pll_pllsel0(const struct metal_clock *clock) +{ + return (struct metal_clock *)&__metal_dt_clock_3.clock; +} + +static inline struct metal_clock * __metal_driver_sifive_fe310_g000_pll_pllref(const struct metal_clock *clock) +{ + return (struct metal_clock *)&__metal_dt_clock_1.clock; +} + +static inline struct __metal_driver_sifive_fe310_g000_prci * __metal_driver_sifive_fe310_g000_pll_divider_base(const struct metal_clock *clock) +{ + return (struct __metal_driver_sifive_fe310_g000_prci *)&__metal_dt_prci_10008000; +} + +static inline long __metal_driver_sifive_fe310_g000_pll_divider_offset(const struct metal_clock *clock) +{ + return METAL_SIFIVE_FE310_G000_PRCI_PLLOUTDIV; +} + +static inline struct __metal_driver_sifive_fe310_g000_prci * __metal_driver_sifive_fe310_g000_pll_config_base( ) +{ + return (struct __metal_driver_sifive_fe310_g000_prci *)&__metal_dt_prci_10008000; +} + +static inline long __metal_driver_sifive_fe310_g000_pll_config_offset( ) +{ + return METAL_SIFIVE_FE310_G000_PRCI_PLLCFG; +} + +static inline long __metal_driver_sifive_fe310_g000_pll_init_rate( ) +{ + return 16000000; +} + + + +/* --------------------- sifive_fe310_g000_prci ------------ */ +static inline long __metal_driver_sifive_fe310_g000_prci_base( ) +{ + return METAL_SIFIVE_FE310_G000_PRCI_10008000_BASE_ADDRESS; +} + +static inline long __metal_driver_sifive_fe310_g000_prci_size( ) +{ + return METAL_SIFIVE_FE310_G000_PRCI_10008000_SIZE; +} + +static inline const struct __metal_driver_vtable_sifive_fe310_g000_prci * __metal_driver_sifive_fe310_g000_prci_vtable( ) +{ + return &__metal_driver_vtable_sifive_fe310_g000_prci; +} + + + +/* --------------------- sifive_fu540_c000_l2 ------------ */ + + +#define __METAL_DT_MAX_MEMORIES 2 + +asm (".weak __metal_memory_table"); +struct metal_memory *__metal_memory_table[] = { + &__metal_dt_mem_dtim_80000000, + &__metal_dt_mem_spi_10014000}; + +/* From serial@10013000 */ +#define __METAL_DT_STDOUT_UART_HANDLE (&__metal_dt_serial_10013000.uart) + +#define __METAL_DT_SERIAL_10013000_HANDLE (&__metal_dt_serial_10013000.uart) + +#define __METAL_DT_STDOUT_UART_BAUD 115200 + +/* From clint@2000000 */ +#define __METAL_DT_RISCV_CLINT0_HANDLE (&__metal_dt_clint_2000000.controller) + +#define __METAL_DT_CLINT_2000000_HANDLE (&__metal_dt_clint_2000000.controller) + +#define __METAL_DT_MAX_HARTS 1 + +asm (".weak __metal_cpu_table"); +struct __metal_driver_cpu *__metal_cpu_table[] = { + &__metal_dt_cpu_0}; + +/* From interrupt_controller@c000000 */ +#define __METAL_DT_RISCV_PLIC0_HANDLE (&__metal_dt_interrupt_controller_c000000.controller) + +#define __METAL_DT_INTERRUPT_CONTROLLER_C000000_HANDLE (&__metal_dt_interrupt_controller_c000000.controller) + +/* From local_external_interrupts_0 */ +#define __METAL_DT_SIFIVE_LOCAL_EXINTR0_HANDLE (&__metal_dt_local_external_interrupts_0.irc) + +#define __METAL_DT_LOCAL_EXTERNAL_INTERRUPTS_0_HANDLE (&__metal_dt_local_external_interrupts_0.irc) + +#define __MEE_DT_MAX_GPIOS 1 + +asm (".weak __metal_gpio_table"); +struct __metal_driver_sifive_gpio0 *__metal_gpio_table[] = { + &__metal_dt_gpio_10012000}; + +#define __METAL_DT_MAX_BUTTONS 0 + +asm (".weak __metal_button_table"); +struct __metal_driver_sifive_gpio_button *__metal_button_table[] = { + NULL }; +#define __METAL_DT_MAX_LEDS 3 + +asm (".weak __metal_led_table"); +struct __metal_driver_sifive_gpio_led *__metal_led_table[] = { + &__metal_dt_led_0red, + &__metal_dt_led_0green, + &__metal_dt_led_0blue}; + +#define __METAL_DT_MAX_SWITCHES 0 + +asm (".weak __metal_switch_table"); +struct __metal_driver_sifive_gpio_switch *__metal_switch_table[] = { + NULL }; +#define __METAL_DT_MAX_SPIS 1 + +asm (".weak __metal_spi_table"); +struct __metal_driver_sifive_spi0 *__metal_spi_table[] = { + &__metal_dt_spi_10014000}; + +/* From clock@4 */ +#define __METAL_DT_SIFIVE_FE310_G000_PLL_HANDLE (&__metal_dt_clock_4) + +#define __METAL_DT_CLOCK_4_HANDLE (&__metal_dt_clock_4) + +#endif /* MACROS_ELSE_QEMU_SIFIVE_S51__METAL_H*/ + +#endif /* ! __METAL_MACHINE_MACROS */ + +#endif /* ! ASSEMBLY */ diff --git a/bsp/qemu-sifive-s51/metal.ramrodata.lds b/bsp/qemu-sifive-s51/metal.ramrodata.lds new file mode 100644 index 0000000..3322e4a --- /dev/null +++ b/bsp/qemu-sifive-s51/metal.ramrodata.lds @@ -0,0 +1,231 @@ +/* Copyright 2019 SiFive, Inc */ +/* SPDX-License-Identifier: Apache-2.0 */ +/* ----------------------------------- */ +/* ----------------------------------- */ + +OUTPUT_ARCH("riscv") + +ENTRY(_enter) + +MEMORY +{ + ram (wxa!ri) : ORIGIN = 0x80000000, LENGTH = 0x4000 + flash (rxai!w) : ORIGIN = 0x20400000, LENGTH = 0x1fc00000 +} + +PHDRS +{ + flash PT_LOAD; + ram_init PT_LOAD; + itim_init PT_LOAD; + ram PT_NULL; + itim PT_NULL; +} + +SECTIONS +{ + __stack_size = DEFINED(__stack_size) ? __stack_size : 0x400; + PROVIDE(__stack_size = __stack_size); + __heap_size = DEFINED(__heap_size) ? __heap_size : 0x400; + PROVIDE(__metal_boot_hart = 0); + PROVIDE(__metal_chicken_bit = 0); + + + .init : + { + KEEP (*(.text.metal.init.enter)) + KEEP (*(SORT_NONE(.init))) + KEEP (*(.text.libgloss.start)) + } >flash AT>flash :flash + + + + + .fini : + { + KEEP (*(SORT_NONE(.fini))) + } >flash AT>flash :flash + + + PROVIDE (__etext = .); + PROVIDE (_etext = .); + PROVIDE (etext = .); + + + + + . = ALIGN(4); + + + .preinit_array : + { + PROVIDE_HIDDEN (__preinit_array_start = .); + KEEP (*(.preinit_array)) + PROVIDE_HIDDEN (__preinit_array_end = .); + } >flash AT>flash :flash + + + .init_array : + { + PROVIDE_HIDDEN (__init_array_start = .); + KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*))) + KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors)) + PROVIDE_HIDDEN (__init_array_end = .); + } >flash AT>flash :flash + + + .finit_array : + { + PROVIDE_HIDDEN (__finit_array_start = .); + KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*))) + KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors)) + PROVIDE_HIDDEN (__finit_array_end = .); + } >flash AT>flash :flash + + + .ctors : + { + /* gcc uses crtbegin.o to find the start of + the constructors, so we make sure it is + first. Because this is a wildcard, it + doesn't matter if the user does not + actually link against crtbegin.o; the + linker won't look for a file to match a + wildcard. The wildcard also means that it + doesn't matter which directory crtbegin.o + is in. */ + KEEP (*crtbegin.o(.ctors)) + KEEP (*crtbegin?.o(.ctors)) + /* We don't want to include the .ctor section from + the crtend.o file until after the sorted ctors. + The .ctor section from the crtend file contains the + end of ctors marker and it must be last */ + KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors)) + KEEP (*(SORT(.ctors.*))) + KEEP (*(.ctors)) + } >flash AT>flash :flash + + + .dtors : + { + KEEP (*crtbegin.o(.dtors)) + KEEP (*crtbegin?.o(.dtors)) + KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors)) + KEEP (*(SORT(.dtors.*))) + KEEP (*(.dtors)) + } >flash AT>flash :flash + + + .litimalign : + { + . = ALIGN(4); + PROVIDE( metal_segment_itim_source_start = . ); + } >flash AT>flash :flash + + + .ditimalign : + { + . = ALIGN(4); + PROVIDE( metal_segment_itim_target_start = . ); + } >ram AT>flash :ram_init + + + .itim : + { + *(.itim .itim.*) + } >flash AT>flash :flash + + + . = ALIGN(8); + PROVIDE( metal_segment_itim_target_end = . ); + .text : + { + *(.text.unlikely .text.unlikely.*) + *(.text.startup .text.startup.*) + *(.text .text.*) + *(.gnu.linkonce.t.*) + *(.itim .itim.*) + } >flash AT>flash :flash + + + .lalign : + { + . = ALIGN(4); + PROVIDE( _data_lma = . ); + PROVIDE( metal_segment_data_source_start = . ); + } >flash AT>flash :flash + + + .dalign : + { + . = ALIGN(4); + PROVIDE( metal_segment_data_target_start = . ); + } >ram AT>flash :ram_init + + + .data : + { + *(.rdata) + *(.rodata .rodata.*) + *(.gnu.linkonce.r.*) + . = ALIGN(8); + *(.srodata.cst16) + *(.srodata.cst8) + *(.srodata.cst4) + *(.srodata.cst2) + *(.srodata .srodata.*) + *(.data .data.*) + *(.gnu.linkonce.d.*) + . = ALIGN(8); + PROVIDE( __global_pointer$ = . + 0x800 ); + *(.sdata .sdata.* .sdata2.*) + *(.gnu.linkonce.s.*) + } >ram AT>flash :ram_init + + + . = ALIGN(4); + PROVIDE( _edata = . ); + PROVIDE( edata = . ); + PROVIDE( metal_segment_data_target_end = . ); + PROVIDE( _fbss = . ); + PROVIDE( __bss_start = . ); + PROVIDE( metal_segment_bss_target_start = . ); + + + .bss : + { + *(.sbss*) + *(.gnu.linkonce.sb.*) + *(.bss .bss.*) + *(.gnu.linkonce.b.*) + *(COMMON) + . = ALIGN(4); + } >ram AT>ram :ram + + + . = ALIGN(8); + PROVIDE( _end = . ); + PROVIDE( end = . ); + PROVIDE( metal_segment_bss_target_end = . ); + + + .stack : + { + PROVIDE(metal_segment_stack_begin = .); + . = __stack_size; + PROVIDE( _sp = . ); + PROVIDE(metal_segment_stack_end = .); + } >ram AT>ram :ram + + + .heap : + { + PROVIDE( metal_segment_heap_target_start = . ); + . = __heap_size; + PROVIDE( metal_segment_heap_target_end = . ); + PROVIDE( _heap_end = . ); + } >ram AT>ram :ram + + +} + diff --git a/bsp/qemu-sifive-s51/metal.scratchpad.lds b/bsp/qemu-sifive-s51/metal.scratchpad.lds new file mode 100644 index 0000000..14e64ea --- /dev/null +++ b/bsp/qemu-sifive-s51/metal.scratchpad.lds @@ -0,0 +1,234 @@ +/* Copyright 2019 SiFive, Inc */ +/* SPDX-License-Identifier: Apache-2.0 */ +/* ----------------------------------- */ +/* ----------------------------------- */ + +OUTPUT_ARCH("riscv") + +ENTRY(_enter) + +MEMORY +{ + ram (wxa!ri) : ORIGIN = 0x80000000, LENGTH = 0x4000 + flash (rxai!w) : ORIGIN = 0x20400000, LENGTH = 0x1fc00000 +} + +PHDRS +{ + flash PT_LOAD; + ram_init PT_LOAD; + itim_init PT_LOAD; + ram PT_LOAD; + itim PT_LOAD; +} + +SECTIONS +{ + __stack_size = DEFINED(__stack_size) ? __stack_size : 0x400; + PROVIDE(__stack_size = __stack_size); + __heap_size = DEFINED(__heap_size) ? __heap_size : 0x400; + PROVIDE(__metal_boot_hart = 0); + PROVIDE(__metal_chicken_bit = 0); + + + .init : + { + KEEP (*(.text.metal.init.enter)) + KEEP (*(SORT_NONE(.init))) + KEEP (*(.text.libgloss.start)) + } >ram AT>ram :ram + + + .text : + { + *(.text.unlikely .text.unlikely.*) + *(.text.startup .text.startup.*) + *(.text .text.*) + *(.itim .itim.*) + *(.gnu.linkonce.t.*) + } >ram AT>ram :ram + + + .fini : + { + KEEP (*(SORT_NONE(.fini))) + } >ram AT>ram :ram + + + PROVIDE (__etext = .); + PROVIDE (_etext = .); + PROVIDE (etext = .); + + + .rodata : + { + *(.rdata) + *(.rodata .rodata.*) + *(.gnu.linkonce.r.*) + . = ALIGN(8); + *(.srodata.cst16) + *(.srodata.cst8) + *(.srodata.cst4) + *(.srodata.cst2) + *(.srodata .srodata.*) + } >ram AT>ram :ram + + + . = ALIGN(4); + + + .preinit_array : + { + PROVIDE_HIDDEN (__preinit_array_start = .); + KEEP (*(.preinit_array)) + PROVIDE_HIDDEN (__preinit_array_end = .); + } >ram AT>ram :ram + + + .init_array : + { + PROVIDE_HIDDEN (__init_array_start = .); + KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*))) + KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors)) + PROVIDE_HIDDEN (__init_array_end = .); + } >ram AT>ram :ram + + + .finit_array : + { + PROVIDE_HIDDEN (__finit_array_start = .); + KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*))) + KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors)) + PROVIDE_HIDDEN (__finit_array_end = .); + } >ram AT>ram :ram + + + .ctors : + { + /* gcc uses crtbegin.o to find the start of + the constructors, so we make sure it is + first. Because this is a wildcard, it + doesn't matter if the user does not + actually link against crtbegin.o; the + linker won't look for a file to match a + wildcard. The wildcard also means that it + doesn't matter which directory crtbegin.o + is in. */ + KEEP (*crtbegin.o(.ctors)) + KEEP (*crtbegin?.o(.ctors)) + /* We don't want to include the .ctor section from + the crtend.o file until after the sorted ctors. + The .ctor section from the crtend file contains the + end of ctors marker and it must be last */ + KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors)) + KEEP (*(SORT(.ctors.*))) + KEEP (*(.ctors)) + } >ram AT>ram :ram + + + .dtors : + { + KEEP (*crtbegin.o(.dtors)) + KEEP (*crtbegin?.o(.dtors)) + KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors)) + KEEP (*(SORT(.dtors.*))) + KEEP (*(.dtors)) + } >ram AT>ram :ram + + + .litimalign : + { + . = ALIGN(4); + PROVIDE( metal_segment_itim_source_start = . ); + } >ram AT>ram :ram + + + .ditimalign : + { + . = ALIGN(4); + PROVIDE( metal_segment_itim_target_start = . ); + } >ram AT>ram :ram_init + + + .itim : + { + *(.itim .itim.*) + } >ram AT>ram :ram_init + + + . = ALIGN(8); + PROVIDE( metal_segment_itim_target_end = . ); + + + .lalign : + { + . = ALIGN(4); + PROVIDE( _data_lma = . ); + PROVIDE( metal_segment_data_source_start = . ); + } >ram AT>ram :ram + + + .dalign : + { + . = ALIGN(4); + PROVIDE( metal_segment_data_target_start = . ); + } >ram AT>ram :ram_init + + + .data : + { + *(.data .data.*) + *(.gnu.linkonce.d.*) + . = ALIGN(8); + PROVIDE( __global_pointer$ = . + 0x800 ); + *(.sdata .sdata.* .sdata2.*) + *(.gnu.linkonce.s.*) + } >ram AT>ram :ram_init + + + . = ALIGN(4); + PROVIDE( _edata = . ); + PROVIDE( edata = . ); + PROVIDE( metal_segment_data_target_end = . ); + PROVIDE( _fbss = . ); + PROVIDE( __bss_start = . ); + PROVIDE( metal_segment_bss_target_start = . ); + + + .bss : + { + *(.sbss*) + *(.gnu.linkonce.sb.*) + *(.bss .bss.*) + *(.gnu.linkonce.b.*) + *(COMMON) + . = ALIGN(4); + } >ram AT>ram :ram + + + . = ALIGN(8); + PROVIDE( _end = . ); + PROVIDE( end = . ); + PROVIDE( metal_segment_bss_target_end = . ); + + + .stack : + { + PROVIDE(metal_segment_stack_begin = .); + . = __stack_size; + PROVIDE( _sp = . ); + PROVIDE(metal_segment_stack_end = .); + } >ram AT>ram :ram + + + .heap : + { + PROVIDE( metal_segment_heap_target_start = . ); + . = __heap_size; + PROVIDE( metal_segment_heap_target_end = . ); + PROVIDE( _heap_end = . ); + } >ram AT>ram :ram + + +} + diff --git a/bsp/qemu-sifive-s51/qemu.cfg b/bsp/qemu-sifive-s51/qemu.cfg new file mode 100644 index 0000000..acb1524 --- /dev/null +++ b/bsp/qemu-sifive-s51/qemu.cfg @@ -0,0 +1,5 @@ +# qemu config file + +[machine] + type = "sifive_e" + diff --git a/bsp/qemu-sifive-s51/settings.mk b/bsp/qemu-sifive-s51/settings.mk new file mode 100644 index 0000000..eb72b20 --- /dev/null +++ b/bsp/qemu-sifive-s51/settings.mk @@ -0,0 +1,13 @@ +# Copyright 2019 SiFive, Inc # +# SPDX-License-Identifier: Apache-2.0 # +# ----------------------------------- # +# ----------------------------------- # + +RISCV_ARCH=rv64imac +RISCV_ABI=lp64 +RISCV_CMODEL=medany +RISCV_SERIES=sifive-5-series + +TARGET_TAGS=qemu +TARGET_DHRY_ITERS=20000000 +TARGET_CORE_ITERS=5000 -- cgit v1.2.3 From 7ad24f2558984dcf03cf58b6fc90431067e78901 Mon Sep 17 00:00:00 2001 From: cgsfv Date: Thu, 13 Jun 2019 20:36:29 +0200 Subject: Adding ref to matching QEMU repo --- bsp/qemu-sifive-e31/README.md | 2 ++ bsp/qemu-sifive-s51/README.md | 2 ++ 2 files changed, 4 insertions(+) diff --git a/bsp/qemu-sifive-e31/README.md b/bsp/qemu-sifive-e31/README.md index 9474b9f..72889b9 100644 --- a/bsp/qemu-sifive-e31/README.md +++ b/bsp/qemu-sifive-e31/README.md @@ -10,3 +10,5 @@ This target is ideal for getting familiarize with RISC-V ISA instructions set an - SPI memory with 1 interrupt line - Serial port with 1 interrupt line - 1 RGB LEDS + +This BSP matches the QEMU code in https://github.com/sifive/riscv-qemu/tree/riscv-qemu-3.1 diff --git a/bsp/qemu-sifive-s51/README.md b/bsp/qemu-sifive-s51/README.md index 64593f3..7825a98 100644 --- a/bsp/qemu-sifive-s51/README.md +++ b/bsp/qemu-sifive-s51/README.md @@ -10,3 +10,5 @@ This target is ideal for getting familiarize with RISC-V ISA instructions set an - SPI memory with 1 interrupt line - Serial port with 1 interrupt line - 1 RGB LEDS + +This BSP matches the QEMU code in https://github.com/sifive/riscv-qemu/tree/riscv-qemu-3.1 -- cgit v1.2.3