From e7a3c3a2999a7b1ffbab96b5bc83061ca6f387d3 Mon Sep 17 00:00:00 2001 From: Bunnaroath Sou Date: Fri, 1 Mar 2019 19:09:27 -0800 Subject: Add CoreIPs E76, S76 for 19.2 rel --- bsp/coreip-e76/README.md | 11 ++ bsp/coreip-e76/design.dts | 96 +++++++++++++ bsp/coreip-e76/metal.h | 328 +++++++++++++++++++++++++++++++++++++++++++++ bsp/coreip-e76/metal.lds | 223 ++++++++++++++++++++++++++++++ bsp/coreip-e76/settings.mk | 5 + bsp/coreip-s51/README.md | 2 +- bsp/coreip-s51/settings.mk | 2 +- bsp/coreip-s54/README.md | 2 +- bsp/coreip-s54/settings.mk | 2 +- bsp/coreip-s76/README.md | 11 ++ bsp/coreip-s76/design.dts | 96 +++++++++++++ bsp/coreip-s76/metal.h | 328 +++++++++++++++++++++++++++++++++++++++++++++ bsp/coreip-s76/metal.lds | 223 ++++++++++++++++++++++++++++++ bsp/coreip-s76/settings.mk | 3 + 14 files changed, 1328 insertions(+), 4 deletions(-) create mode 100644 bsp/coreip-e76/README.md create mode 100644 bsp/coreip-e76/design.dts create mode 100644 bsp/coreip-e76/metal.h create mode 100644 bsp/coreip-e76/metal.lds create mode 100644 bsp/coreip-e76/settings.mk create mode 100644 bsp/coreip-s76/README.md create mode 100644 bsp/coreip-s76/design.dts create mode 100644 bsp/coreip-s76/metal.h create mode 100644 bsp/coreip-s76/metal.lds create mode 100644 bsp/coreip-s76/settings.mk (limited to 'bsp') diff --git a/bsp/coreip-e76/README.md b/bsp/coreip-e76/README.md new file mode 100644 index 0000000..cf5b465 --- /dev/null +++ b/bsp/coreip-e76/README.md @@ -0,0 +1,11 @@ +The SiFive E76 Standard Core is a high-performance 32-bit embedded processor which is fully-compliant with the RISC-V ISA. Its advanced memory subsystem enables inclusion of tightly-integrated memory and caches. + +The E76 is ideal for applications which require high performance -- but have power constraints (e.g., Augmented Reality and Virtual Reality , IoT Edge Compute, Biometric Signal Processing, and Industrial Automation). + +This core target is suitable with Verilog RTL for verification and running application software building on top of freedom-metal libraries. The target supports: + +- 1 hart with RV32IMAFC core +- 4 hardware breakpoints +- Physical Memory Protection with 8 regions +- 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 diff --git a/bsp/coreip-e76/design.dts b/bsp/coreip-e76/design.dts new file mode 100644 index 0000000..49bd3de --- /dev/null +++ b/bsp/coreip-e76/design.dts @@ -0,0 +1,96 @@ +/dts-v1/; + +/ { + #address-cells = <1>; + #size-cells = <1>; + compatible = "SiFive,FE710G-dev", "fe710-dev", "sifive-dev"; + model = "SiFive,FE710G"; + L15: cpus { + #address-cells = <1>; + #size-cells = <0>; + L6: cpu@0 { + clock-frequency = <0>; + compatible = "sifive,bullet0", "riscv"; + d-cache-block-size = <64>; + d-cache-sets = <128>; + d-cache-size = <32768>; + device_type = "cpu"; + i-cache-block-size = <64>; + i-cache-sets = <128>; + i-cache-size = <32768>; + next-level-cache = <&L9>; + reg = <0x0>; + riscv,isa = "rv32imafc"; + status = "okay"; + timebase-frequency = <1000000>; + hardware-exec-breakpoint-count = <4>; + L4: interrupt-controller { + #interrupt-cells = <1>; + compatible = "riscv,cpu-intc"; + interrupt-controller; + }; + }; + }; + L9: memory@80000000 { + device_type = "memory"; + reg = <0x80000000 0x20000000>; + }; + L14: soc { + #address-cells = <1>; + #size-cells = <1>; + compatible = "SiFive,FE710G-soc", "fe710-soc", "sifive-soc", "simple-bus"; + ranges; + pmp: pmp@0 { + compatible = "riscv,pmp"; + regions = <8>; + }; + L11: axi4-periph-port@20000000 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "sifive,axi4-periph-port", "sifive,axi4-port", "sifive,periph-port", "simple-bus"; + ranges = <0x20000000 0x20000000 0x20000000>; + }; + L10: axi4-sys-port@40000000 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "sifive,axi4-sys-port", "sifive,axi4-port", "sifive,sys-port", "simple-bus"; + ranges = <0x40000000 0x40000000 0x20000000>; + }; + L2: clint@2000000 { + compatible = "riscv,clint0"; + interrupts-extended = <&L4 3 &L4 7>; + reg = <0x2000000 0x10000>; + reg-names = "control"; + }; + L3: debug-controller@0 { + compatible = "sifive,debug-013", "riscv,debug-013"; + interrupts-extended = <&L4 65535>; + reg = <0x0 0x1000>; + reg-names = "control"; + }; + L0: error-device@3000 { + compatible = "sifive,error0"; + reg = <0x3000 0x1000>; + }; + L8: global-external-interrupts { + compatible = "sifive,global-external-interrupts0"; + interrupt-parent = <&L1>; + interrupts = <1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127>; + }; + L1: interrupt-controller@c000000 { + #interrupt-cells = <1>; + compatible = "riscv,plic0"; + interrupt-controller; + interrupts-extended = <&L4 11>; + reg = <0xc000000 0x4000000>; + reg-names = "control"; + riscv,max-priority = <7>; + riscv,ndev = <127>; + }; + L7: teststatus@4000 { + compatible = "sifive,test0"; + reg = <0x4000 0x1000>; + reg-names = "control"; + }; + }; +}; diff --git a/bsp/coreip-e76/metal.h b/bsp/coreip-e76/metal.h new file mode 100644 index 0000000..f66710e --- /dev/null +++ b/bsp/coreip-e76/metal.h @@ -0,0 +1,328 @@ +#ifndef ASSEMBLY + +#ifndef COREIP_E76__METAL_H +#define COREIP_E76__METAL_H + +#ifdef __METAL_MACHINE_MACROS + +#ifndef __METAL_CLIC_SUBINTERRUPTS +#define __METAL_CLIC_SUBINTERRUPTS 0 +#endif + +#else /* ! __METAL_MACHINE_MACROS */ + +#define __METAL_CLINT_2000000_INTERRUPTS 2 + +#define METAL_MAX_CLINT_INTERRUPTS 2 + +#define __METAL_INTERRUPT_CONTROLLER_C000000_INTERRUPTS 1 + +#define METAL_MAX_PLIC_INTERRUPTS 1 + +#define METAL_MAX_CLIC_INTERRUPTS 0 + +#define METAL_MAX_LOCAL_EXT_INTERRUPTS 0 + +#define __METAL_GLOBAL_EXTERNAL_INTERRUPTS_INTERRUPTS 127 + +#define METAL_MAX_GLOBAL_EXT_INTERRUPTS 127 + +#define METAL_MAX_GPIO_INTERRUPTS 0 + +#define METAL_MAX_UART_INTERRUPTS 0 + + +#include +#include +#include +#include +#include +#include +#include + +/* From clint@2000000 */ +asm (".weak __metal_dt_clint_2000000"); +struct __metal_driver_riscv_clint0 __metal_dt_clint_2000000; + +/* From cpu@0 */ +asm (".weak __metal_dt_cpu_0"); +struct __metal_driver_cpu __metal_dt_cpu_0; + +/* From interrupt_controller */ +asm (".weak __metal_dt_interrupt_controller"); +struct __metal_driver_riscv_cpu_intc __metal_dt_interrupt_controller; + +/* From interrupt_controller@c000000 */ +asm (".weak __metal_dt_interrupt_controller_c000000"); +struct __metal_driver_riscv_plic0 __metal_dt_interrupt_controller_c000000; + +asm (".weak __metal_dt_pmp_0"); +struct metal_pmp __metal_dt_pmp_0; + +/* From global_external_interrupts */ +asm (".weak __metal_dt_global_external_interrupts"); +struct __metal_driver_sifive_global_external_interrupts0 __metal_dt_global_external_interrupts; + +/* From teststatus@4000 */ +asm (".weak __metal_dt_teststatus_4000"); +struct __metal_driver_sifive_test0 __metal_dt_teststatus_4000; + + +/* From clint@2000000 */ +struct __metal_driver_riscv_clint0 __metal_dt_clint_2000000 = { + .vtable = &__metal_driver_vtable_riscv_clint0, + .controller.vtable = &__metal_driver_vtable_riscv_clint0.clint_vtable, + .control_base = 33554432UL, + .control_size = 65536UL, + .init_done = 0, + .num_interrupts = METAL_MAX_CLINT_INTERRUPTS, + .interrupt_parent = &__metal_dt_interrupt_controller.controller, + .interrupt_lines[0] = 3, + .interrupt_lines[1] = 7, +}; + +/* From cpu@0 */ +struct __metal_driver_cpu __metal_dt_cpu_0 = { + .vtable = &__metal_driver_vtable_cpu, + .cpu.vtable = &__metal_driver_vtable_cpu.cpu_vtable, + .timebase = 1000000UL, + .interrupt_controller = &__metal_dt_interrupt_controller.controller, +}; + +/* From interrupt_controller */ +struct __metal_driver_riscv_cpu_intc __metal_dt_interrupt_controller = { + .vtable = &__metal_driver_vtable_riscv_cpu_intc, + .controller.vtable = &__metal_driver_vtable_riscv_cpu_intc.controller_vtable, + .init_done = 0, + .interrupt_controller = 1, +}; + +/* From interrupt_controller@c000000 */ +struct __metal_driver_riscv_plic0 __metal_dt_interrupt_controller_c000000 = { + .vtable = &__metal_driver_vtable_riscv_plic0, + .controller.vtable = &__metal_driver_vtable_riscv_plic0.plic_vtable, + .init_done = 0, +/* From interrupt_controller */ + .interrupt_parent = &__metal_dt_interrupt_controller.controller, + .interrupt_line = 11UL, + .control_base = 201326592UL, + .control_size = 67108864UL, + .max_priority = 7UL, + .num_interrupts = 127UL, + .interrupt_controller = 1, +}; + +/* From pmp@0 */ +struct metal_pmp __metal_dt_pmp_0 = { + .num_regions = 8UL, +}; + +/* From global_external_interrupts */ +struct __metal_driver_sifive_global_external_interrupts0 __metal_dt_global_external_interrupts = { + .vtable = &__metal_driver_vtable_sifive_global_external_interrupts0, + .irc.vtable = &__metal_driver_vtable_sifive_global_external_interrupts0.global0_vtable, + .init_done = 0, +/* From interrupt_controller@c000000 */ + .interrupt_parent = &__metal_dt_interrupt_controller_c000000.controller, + .num_interrupts = METAL_MAX_GLOBAL_EXT_INTERRUPTS, + .interrupt_lines[0] = 1, + .interrupt_lines[1] = 2, + .interrupt_lines[2] = 3, + .interrupt_lines[3] = 4, + .interrupt_lines[4] = 5, + .interrupt_lines[5] = 6, + .interrupt_lines[6] = 7, + .interrupt_lines[7] = 8, + .interrupt_lines[8] = 9, + .interrupt_lines[9] = 10, + .interrupt_lines[10] = 11, + .interrupt_lines[11] = 12, + .interrupt_lines[12] = 13, + .interrupt_lines[13] = 14, + .interrupt_lines[14] = 15, + .interrupt_lines[15] = 16, + .interrupt_lines[16] = 17, + .interrupt_lines[17] = 18, + .interrupt_lines[18] = 19, + .interrupt_lines[19] = 20, + .interrupt_lines[20] = 21, + .interrupt_lines[21] = 22, + .interrupt_lines[22] = 23, + .interrupt_lines[23] = 24, + .interrupt_lines[24] = 25, + .interrupt_lines[25] = 26, + .interrupt_lines[26] = 27, + .interrupt_lines[27] = 28, + .interrupt_lines[28] = 29, + .interrupt_lines[29] = 30, + .interrupt_lines[30] = 31, + .interrupt_lines[31] = 32, + .interrupt_lines[32] = 33, + .interrupt_lines[33] = 34, + .interrupt_lines[34] = 35, + .interrupt_lines[35] = 36, + .interrupt_lines[36] = 37, + .interrupt_lines[37] = 38, + .interrupt_lines[38] = 39, + .interrupt_lines[39] = 40, + .interrupt_lines[40] = 41, + .interrupt_lines[41] = 42, + .interrupt_lines[42] = 43, + .interrupt_lines[43] = 44, + .interrupt_lines[44] = 45, + .interrupt_lines[45] = 46, + .interrupt_lines[46] = 47, + .interrupt_lines[47] = 48, + .interrupt_lines[48] = 49, + .interrupt_lines[49] = 50, + .interrupt_lines[50] = 51, + .interrupt_lines[51] = 52, + .interrupt_lines[52] = 53, + .interrupt_lines[53] = 54, + .interrupt_lines[54] = 55, + .interrupt_lines[55] = 56, + .interrupt_lines[56] = 57, + .interrupt_lines[57] = 58, + .interrupt_lines[58] = 59, + .interrupt_lines[59] = 60, + .interrupt_lines[60] = 61, + .interrupt_lines[61] = 62, + .interrupt_lines[62] = 63, + .interrupt_lines[63] = 64, + .interrupt_lines[64] = 65, + .interrupt_lines[65] = 66, + .interrupt_lines[66] = 67, + .interrupt_lines[67] = 68, + .interrupt_lines[68] = 69, + .interrupt_lines[69] = 70, + .interrupt_lines[70] = 71, + .interrupt_lines[71] = 72, + .interrupt_lines[72] = 73, + .interrupt_lines[73] = 74, + .interrupt_lines[74] = 75, + .interrupt_lines[75] = 76, + .interrupt_lines[76] = 77, + .interrupt_lines[77] = 78, + .interrupt_lines[78] = 79, + .interrupt_lines[79] = 80, + .interrupt_lines[80] = 81, + .interrupt_lines[81] = 82, + .interrupt_lines[82] = 83, + .interrupt_lines[83] = 84, + .interrupt_lines[84] = 85, + .interrupt_lines[85] = 86, + .interrupt_lines[86] = 87, + .interrupt_lines[87] = 88, + .interrupt_lines[88] = 89, + .interrupt_lines[89] = 90, + .interrupt_lines[90] = 91, + .interrupt_lines[91] = 92, + .interrupt_lines[92] = 93, + .interrupt_lines[93] = 94, + .interrupt_lines[94] = 95, + .interrupt_lines[95] = 96, + .interrupt_lines[96] = 97, + .interrupt_lines[97] = 98, + .interrupt_lines[98] = 99, + .interrupt_lines[99] = 100, + .interrupt_lines[100] = 101, + .interrupt_lines[101] = 102, + .interrupt_lines[102] = 103, + .interrupt_lines[103] = 104, + .interrupt_lines[104] = 105, + .interrupt_lines[105] = 106, + .interrupt_lines[106] = 107, + .interrupt_lines[107] = 108, + .interrupt_lines[108] = 109, + .interrupt_lines[109] = 110, + .interrupt_lines[110] = 111, + .interrupt_lines[111] = 112, + .interrupt_lines[112] = 113, + .interrupt_lines[113] = 114, + .interrupt_lines[114] = 115, + .interrupt_lines[115] = 116, + .interrupt_lines[116] = 117, + .interrupt_lines[117] = 118, + .interrupt_lines[118] = 119, + .interrupt_lines[119] = 120, + .interrupt_lines[120] = 121, + .interrupt_lines[121] = 122, + .interrupt_lines[122] = 123, + .interrupt_lines[123] = 124, + .interrupt_lines[124] = 125, + .interrupt_lines[125] = 126, + .interrupt_lines[126] = 127, +}; + +/* From teststatus@4000 */ +struct __metal_driver_sifive_test0 __metal_dt_teststatus_4000 = { + .vtable = &__metal_driver_vtable_sifive_test0, + .shutdown.vtable = &__metal_driver_vtable_sifive_test0.shutdown, + .base = 16384UL, + .size = 4096UL, +}; + + +/* 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) + +/* From cpu@0 */ +#define __METAL_DT_RISCV_CPU_HANDLE (&__metal_dt_cpu_0.cpu) + +#define __METAL_DT_CPU_0_HANDLE (&__metal_dt_cpu_0.cpu) + +#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 */ +#define __METAL_DT_RISCV_CPU_INTC_HANDLE (&__metal_dt_interrupt_controller.controller) + +#define __METAL_DT_INTERRUPT_CONTROLLER_HANDLE (&__metal_dt_interrupt_controller.controller) + +/* 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 pmp@0 */ +#define __METAL_DT_PMP_HANDLE (&__metal_dt_pmp_0) + +/* From global_external_interrupts */ +#define __METAL_DT_SIFIVE_GLOBAL_EXINTR0_HANDLE (&__metal_dt_global_external_interrupts.irc) + +#define __METAL_DT_GLOBAL_EXTERNAL_INTERRUPTS_HANDLE (&__metal_dt_global_external_interrupts.irc) + +#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 0 + +asm (".weak __metal_led_table"); +struct __metal_driver_sifive_gpio_led *__metal_led_table[] = { + NULL }; +#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 0 + +asm (".weak __metal_spi_table"); +struct __metal_driver_sifive_spi0 *__metal_spi_table[] = { + NULL }; +/* From teststatus@4000 */ +#define __METAL_DT_SHUTDOWN_HANDLE (&__metal_dt_teststatus_4000.shutdown) + +#define __METAL_DT_TESTSTATUS_4000_HANDLE (&__metal_dt_teststatus_4000.shutdown) + + +#endif /* ! __METAL_MACHINE_MACROS */ +#endif /* COREIP_E76__METAL_H*/ +#endif /* ! ASSEMBLY */ diff --git a/bsp/coreip-e76/metal.lds b/bsp/coreip-e76/metal.lds new file mode 100644 index 0000000..34f97e6 --- /dev/null +++ b/bsp/coreip-e76/metal.lds @@ -0,0 +1,223 @@ +OUTPUT_ARCH("riscv") + +ENTRY(_enter) + +MEMORY +{ + ram (wxa!ri) : ORIGIN = 0x80000000, LENGTH = 0x20000000 +} + +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; + __heap_size = DEFINED(__heap_size) ? __heap_size : 0x400; + + + .init : + { + KEEP (*(.text.metal.init.enter)) + KEEP (*(SORT_NONE(.init))) + } >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.*) + } >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 : + { + } >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.*) + *(.gnu.linkonce.s.*) + . = ALIGN(8); + *(.srodata.cst16) + *(.srodata.cst8) + *(.srodata.cst4) + *(.srodata.cst2) + *(.srodata .srodata.*) + } >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/coreip-e76/settings.mk b/bsp/coreip-e76/settings.mk new file mode 100644 index 0000000..b05997c --- /dev/null +++ b/bsp/coreip-e76/settings.mk @@ -0,0 +1,5 @@ +#write_config_file + +RISCV_ARCH=rv32imafc +RISCV_ABI=ilp32f +COREIP_MEM_WIDTH=64 diff --git a/bsp/coreip-s51/README.md b/bsp/coreip-s51/README.md index 60f75bf..bf808d1 100644 --- a/bsp/coreip-s51/README.md +++ b/bsp/coreip-s51/README.md @@ -6,4 +6,4 @@ This core target is suitable with Verilog RTL for verification and running appli - 4 hardware breakpoints - Physical Memory Protection with 8 regions - 16 local interrupts signal that can be connected to off core complex devices -- Up to 255 PLIC interrupt signals that can be connected to off core complex devices, with 7 priority levels +- Up to 127 PLIC interrupt signals that can be connected to off core complex devices, with 7 priority levels diff --git a/bsp/coreip-s51/settings.mk b/bsp/coreip-s51/settings.mk index 002e8cd..553417e 100644 --- a/bsp/coreip-s51/settings.mk +++ b/bsp/coreip-s51/settings.mk @@ -1,3 +1,3 @@ RISCV_ARCH=rv64imac RISCV_ABI=lp64 -COREIP_MEM_WIDTH=32 +COREIP_MEM_WIDTH=64 diff --git a/bsp/coreip-s54/README.md b/bsp/coreip-s54/README.md index 07b7159..e04dcf5 100644 --- a/bsp/coreip-s54/README.md +++ b/bsp/coreip-s54/README.md @@ -8,4 +8,4 @@ This core target is suitable with Verilog RTL for verification and running appli - 4 hardware breakpoints - Physical Memory Protection with 8 regions - 16 local interrupts signal that can be connected to off core complex devices -- Up to 255 PLIC interrupt signals that can be connected to off core complex devices, with 7 priority levels +- Up to 127 PLIC interrupt signals that can be connected to off core complex devices, with 7 priority levels diff --git a/bsp/coreip-s54/settings.mk b/bsp/coreip-s54/settings.mk index 1cc5d31..3d1ed75 100644 --- a/bsp/coreip-s54/settings.mk +++ b/bsp/coreip-s54/settings.mk @@ -1,3 +1,3 @@ RISCV_ARCH=rv64imafdc RISCV_ABI=lp64d -COREIP_MEM_WIDTH=32 +COREIP_MEM_WIDTH=64 diff --git a/bsp/coreip-s76/README.md b/bsp/coreip-s76/README.md new file mode 100644 index 0000000..9623a83 --- /dev/null +++ b/bsp/coreip-s76/README.md @@ -0,0 +1,11 @@ +The SiFive S76 Standard Core is a high-performance 64-bit embedded processor which is fully-compliant with the RISC-V ISA. + +The S76 is ideal for latency-sensitive applications in domains such as storage and networking that require 64-bit memory addressability (e.g. In-storage Compute, Edge Compute, 5G Modems, Object storage etc.) + +This core target is suitable with Verilog RTL for verification and running application software building on top of freedom-metal libraries. The target supports: + +- 1 hart with RV64IMAFDC core +- 4 hardware breakpoints +- Physical Memory Protection with 8 regions +- 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 diff --git a/bsp/coreip-s76/design.dts b/bsp/coreip-s76/design.dts new file mode 100644 index 0000000..febe87f --- /dev/null +++ b/bsp/coreip-s76/design.dts @@ -0,0 +1,96 @@ +/dts-v1/; + +/ { + #address-cells = <2>; + #size-cells = <2>; + compatible = "SiFive,FS760G-dev", "fs710-dev", "sifive-dev"; + model = "SiFive,FS760G"; + L15: cpus { + #address-cells = <1>; + #size-cells = <0>; + L6: cpu@0 { + clock-frequency = <0>; + compatible = "sifive,bullet0", "riscv"; + d-cache-block-size = <64>; + d-cache-sets = <128>; + d-cache-size = <32768>; + device_type = "cpu"; + i-cache-block-size = <64>; + i-cache-sets = <128>; + i-cache-size = <32768>; + next-level-cache = <&L9>; + reg = <0x0>; + riscv,isa = "rv64imafdc"; + status = "okay"; + timebase-frequency = <1000000>; + hardware-exec-breakpoint-count = <4>; + L4: interrupt-controller { + #interrupt-cells = <1>; + compatible = "riscv,cpu-intc"; + interrupt-controller; + }; + }; + }; + L9: memory@80000000 { + device_type = "memory"; + reg = <0x0 0x80000000 0x0 0x20000000>; + }; + L14: soc { + #address-cells = <2>; + #size-cells = <2>; + compatible = "SiFive,FS760G-soc", "fs710-soc", "sifive-soc", "simple-bus"; + ranges; + pmp: pmp@0 { + compatible = "riscv,pmp"; + regions = <8>; + }; + L11: axi4-periph-port@20000000 { + #address-cells = <2>; + #size-cells = <2>; + compatible = "sifive,axi4-periph-port", "sifive,axi4-port", "sifive,periph-port", "simple-bus"; + ranges = <0x0 0x20000000 0x0 0x20000000 0x0 0x20000000 0x1 0x0 0x1 0x0 0xf 0x0>; + }; + L10: axi4-sys-port@40000000 { + #address-cells = <2>; + #size-cells = <2>; + compatible = "sifive,axi4-sys-port", "sifive,axi4-port", "sifive,sys-port", "simple-bus"; + ranges = <0x0 0x40000000 0x0 0x40000000 0x0 0x20000000 0x10 0x0 0x10 0x0 0xf0 0x0>; + }; + L2: clint@2000000 { + compatible = "riscv,clint0"; + interrupts-extended = <&L4 3 &L4 7>; + reg = <0x0 0x2000000 0x0 0x10000>; + reg-names = "control"; + }; + L3: debug-controller@0 { + compatible = "sifive,debug-013", "riscv,debug-013"; + interrupts-extended = <&L4 65535>; + reg = <0x0 0x0 0x0 0x1000>; + reg-names = "control"; + }; + L0: error-device@3000 { + compatible = "sifive,error0"; + reg = <0x0 0x3000 0x0 0x1000>; + }; + L8: global-external-interrupts { + compatible = "sifive,global-external-interrupts0"; + interrupt-parent = <&L1>; + interrupts = <1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127>; + }; + L1: interrupt-controller@c000000 { + #interrupt-cells = <1>; + compatible = "riscv,plic0"; + interrupt-controller; + interrupts-extended = <&L4 11>; + reg = <0x0 0xc000000 0x0 0x4000000>; + reg-names = "control"; + riscv,max-priority = <7>; + riscv,ndev = <127>; + }; + L7: teststatus@4000 { + compatible = "sifive,test0"; + reg = <0x0 0x4000 0x0 0x1000>; + reg-names = "control"; + }; + }; +}; diff --git a/bsp/coreip-s76/metal.h b/bsp/coreip-s76/metal.h new file mode 100644 index 0000000..b6a5b15 --- /dev/null +++ b/bsp/coreip-s76/metal.h @@ -0,0 +1,328 @@ +#ifndef ASSEMBLY + +#ifndef COREIP_S76__METAL_H +#define COREIP_S76__METAL_H + +#ifdef __METAL_MACHINE_MACROS + +#ifndef __METAL_CLIC_SUBINTERRUPTS +#define __METAL_CLIC_SUBINTERRUPTS 0 +#endif + +#else /* ! __METAL_MACHINE_MACROS */ + +#define __METAL_CLINT_2000000_INTERRUPTS 2 + +#define METAL_MAX_CLINT_INTERRUPTS 2 + +#define __METAL_INTERRUPT_CONTROLLER_C000000_INTERRUPTS 1 + +#define METAL_MAX_PLIC_INTERRUPTS 1 + +#define METAL_MAX_CLIC_INTERRUPTS 0 + +#define METAL_MAX_LOCAL_EXT_INTERRUPTS 0 + +#define __METAL_GLOBAL_EXTERNAL_INTERRUPTS_INTERRUPTS 127 + +#define METAL_MAX_GLOBAL_EXT_INTERRUPTS 127 + +#define METAL_MAX_GPIO_INTERRUPTS 0 + +#define METAL_MAX_UART_INTERRUPTS 0 + + +#include +#include +#include +#include +#include +#include +#include + +/* From clint@2000000 */ +asm (".weak __metal_dt_clint_2000000"); +struct __metal_driver_riscv_clint0 __metal_dt_clint_2000000; + +/* From cpu@0 */ +asm (".weak __metal_dt_cpu_0"); +struct __metal_driver_cpu __metal_dt_cpu_0; + +/* From interrupt_controller */ +asm (".weak __metal_dt_interrupt_controller"); +struct __metal_driver_riscv_cpu_intc __metal_dt_interrupt_controller; + +/* From interrupt_controller@c000000 */ +asm (".weak __metal_dt_interrupt_controller_c000000"); +struct __metal_driver_riscv_plic0 __metal_dt_interrupt_controller_c000000; + +asm (".weak __metal_dt_pmp_0"); +struct metal_pmp __metal_dt_pmp_0; + +/* From global_external_interrupts */ +asm (".weak __metal_dt_global_external_interrupts"); +struct __metal_driver_sifive_global_external_interrupts0 __metal_dt_global_external_interrupts; + +/* From teststatus@4000 */ +asm (".weak __metal_dt_teststatus_4000"); +struct __metal_driver_sifive_test0 __metal_dt_teststatus_4000; + + +/* From clint@2000000 */ +struct __metal_driver_riscv_clint0 __metal_dt_clint_2000000 = { + .vtable = &__metal_driver_vtable_riscv_clint0, + .controller.vtable = &__metal_driver_vtable_riscv_clint0.clint_vtable, + .control_base = 33554432UL, + .control_size = 65536UL, + .init_done = 0, + .num_interrupts = METAL_MAX_CLINT_INTERRUPTS, + .interrupt_parent = &__metal_dt_interrupt_controller.controller, + .interrupt_lines[0] = 3, + .interrupt_lines[1] = 7, +}; + +/* From cpu@0 */ +struct __metal_driver_cpu __metal_dt_cpu_0 = { + .vtable = &__metal_driver_vtable_cpu, + .cpu.vtable = &__metal_driver_vtable_cpu.cpu_vtable, + .timebase = 1000000UL, + .interrupt_controller = &__metal_dt_interrupt_controller.controller, +}; + +/* From interrupt_controller */ +struct __metal_driver_riscv_cpu_intc __metal_dt_interrupt_controller = { + .vtable = &__metal_driver_vtable_riscv_cpu_intc, + .controller.vtable = &__metal_driver_vtable_riscv_cpu_intc.controller_vtable, + .init_done = 0, + .interrupt_controller = 1, +}; + +/* From interrupt_controller@c000000 */ +struct __metal_driver_riscv_plic0 __metal_dt_interrupt_controller_c000000 = { + .vtable = &__metal_driver_vtable_riscv_plic0, + .controller.vtable = &__metal_driver_vtable_riscv_plic0.plic_vtable, + .init_done = 0, +/* From interrupt_controller */ + .interrupt_parent = &__metal_dt_interrupt_controller.controller, + .interrupt_line = 11UL, + .control_base = 201326592UL, + .control_size = 67108864UL, + .max_priority = 7UL, + .num_interrupts = 127UL, + .interrupt_controller = 1, +}; + +/* From pmp@0 */ +struct metal_pmp __metal_dt_pmp_0 = { + .num_regions = 8UL, +}; + +/* From global_external_interrupts */ +struct __metal_driver_sifive_global_external_interrupts0 __metal_dt_global_external_interrupts = { + .vtable = &__metal_driver_vtable_sifive_global_external_interrupts0, + .irc.vtable = &__metal_driver_vtable_sifive_global_external_interrupts0.global0_vtable, + .init_done = 0, +/* From interrupt_controller@c000000 */ + .interrupt_parent = &__metal_dt_interrupt_controller_c000000.controller, + .num_interrupts = METAL_MAX_GLOBAL_EXT_INTERRUPTS, + .interrupt_lines[0] = 1, + .interrupt_lines[1] = 2, + .interrupt_lines[2] = 3, + .interrupt_lines[3] = 4, + .interrupt_lines[4] = 5, + .interrupt_lines[5] = 6, + .interrupt_lines[6] = 7, + .interrupt_lines[7] = 8, + .interrupt_lines[8] = 9, + .interrupt_lines[9] = 10, + .interrupt_lines[10] = 11, + .interrupt_lines[11] = 12, + .interrupt_lines[12] = 13, + .interrupt_lines[13] = 14, + .interrupt_lines[14] = 15, + .interrupt_lines[15] = 16, + .interrupt_lines[16] = 17, + .interrupt_lines[17] = 18, + .interrupt_lines[18] = 19, + .interrupt_lines[19] = 20, + .interrupt_lines[20] = 21, + .interrupt_lines[21] = 22, + .interrupt_lines[22] = 23, + .interrupt_lines[23] = 24, + .interrupt_lines[24] = 25, + .interrupt_lines[25] = 26, + .interrupt_lines[26] = 27, + .interrupt_lines[27] = 28, + .interrupt_lines[28] = 29, + .interrupt_lines[29] = 30, + .interrupt_lines[30] = 31, + .interrupt_lines[31] = 32, + .interrupt_lines[32] = 33, + .interrupt_lines[33] = 34, + .interrupt_lines[34] = 35, + .interrupt_lines[35] = 36, + .interrupt_lines[36] = 37, + .interrupt_lines[37] = 38, + .interrupt_lines[38] = 39, + .interrupt_lines[39] = 40, + .interrupt_lines[40] = 41, + .interrupt_lines[41] = 42, + .interrupt_lines[42] = 43, + .interrupt_lines[43] = 44, + .interrupt_lines[44] = 45, + .interrupt_lines[45] = 46, + .interrupt_lines[46] = 47, + .interrupt_lines[47] = 48, + .interrupt_lines[48] = 49, + .interrupt_lines[49] = 50, + .interrupt_lines[50] = 51, + .interrupt_lines[51] = 52, + .interrupt_lines[52] = 53, + .interrupt_lines[53] = 54, + .interrupt_lines[54] = 55, + .interrupt_lines[55] = 56, + .interrupt_lines[56] = 57, + .interrupt_lines[57] = 58, + .interrupt_lines[58] = 59, + .interrupt_lines[59] = 60, + .interrupt_lines[60] = 61, + .interrupt_lines[61] = 62, + .interrupt_lines[62] = 63, + .interrupt_lines[63] = 64, + .interrupt_lines[64] = 65, + .interrupt_lines[65] = 66, + .interrupt_lines[66] = 67, + .interrupt_lines[67] = 68, + .interrupt_lines[68] = 69, + .interrupt_lines[69] = 70, + .interrupt_lines[70] = 71, + .interrupt_lines[71] = 72, + .interrupt_lines[72] = 73, + .interrupt_lines[73] = 74, + .interrupt_lines[74] = 75, + .interrupt_lines[75] = 76, + .interrupt_lines[76] = 77, + .interrupt_lines[77] = 78, + .interrupt_lines[78] = 79, + .interrupt_lines[79] = 80, + .interrupt_lines[80] = 81, + .interrupt_lines[81] = 82, + .interrupt_lines[82] = 83, + .interrupt_lines[83] = 84, + .interrupt_lines[84] = 85, + .interrupt_lines[85] = 86, + .interrupt_lines[86] = 87, + .interrupt_lines[87] = 88, + .interrupt_lines[88] = 89, + .interrupt_lines[89] = 90, + .interrupt_lines[90] = 91, + .interrupt_lines[91] = 92, + .interrupt_lines[92] = 93, + .interrupt_lines[93] = 94, + .interrupt_lines[94] = 95, + .interrupt_lines[95] = 96, + .interrupt_lines[96] = 97, + .interrupt_lines[97] = 98, + .interrupt_lines[98] = 99, + .interrupt_lines[99] = 100, + .interrupt_lines[100] = 101, + .interrupt_lines[101] = 102, + .interrupt_lines[102] = 103, + .interrupt_lines[103] = 104, + .interrupt_lines[104] = 105, + .interrupt_lines[105] = 106, + .interrupt_lines[106] = 107, + .interrupt_lines[107] = 108, + .interrupt_lines[108] = 109, + .interrupt_lines[109] = 110, + .interrupt_lines[110] = 111, + .interrupt_lines[111] = 112, + .interrupt_lines[112] = 113, + .interrupt_lines[113] = 114, + .interrupt_lines[114] = 115, + .interrupt_lines[115] = 116, + .interrupt_lines[116] = 117, + .interrupt_lines[117] = 118, + .interrupt_lines[118] = 119, + .interrupt_lines[119] = 120, + .interrupt_lines[120] = 121, + .interrupt_lines[121] = 122, + .interrupt_lines[122] = 123, + .interrupt_lines[123] = 124, + .interrupt_lines[124] = 125, + .interrupt_lines[125] = 126, + .interrupt_lines[126] = 127, +}; + +/* From teststatus@4000 */ +struct __metal_driver_sifive_test0 __metal_dt_teststatus_4000 = { + .vtable = &__metal_driver_vtable_sifive_test0, + .shutdown.vtable = &__metal_driver_vtable_sifive_test0.shutdown, + .base = 16384UL, + .size = 4096UL, +}; + + +/* 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) + +/* From cpu@0 */ +#define __METAL_DT_RISCV_CPU_HANDLE (&__metal_dt_cpu_0.cpu) + +#define __METAL_DT_CPU_0_HANDLE (&__metal_dt_cpu_0.cpu) + +#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 */ +#define __METAL_DT_RISCV_CPU_INTC_HANDLE (&__metal_dt_interrupt_controller.controller) + +#define __METAL_DT_INTERRUPT_CONTROLLER_HANDLE (&__metal_dt_interrupt_controller.controller) + +/* 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 pmp@0 */ +#define __METAL_DT_PMP_HANDLE (&__metal_dt_pmp_0) + +/* From global_external_interrupts */ +#define __METAL_DT_SIFIVE_GLOBAL_EXINTR0_HANDLE (&__metal_dt_global_external_interrupts.irc) + +#define __METAL_DT_GLOBAL_EXTERNAL_INTERRUPTS_HANDLE (&__metal_dt_global_external_interrupts.irc) + +#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 0 + +asm (".weak __metal_led_table"); +struct __metal_driver_sifive_gpio_led *__metal_led_table[] = { + NULL }; +#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 0 + +asm (".weak __metal_spi_table"); +struct __metal_driver_sifive_spi0 *__metal_spi_table[] = { + NULL }; +/* From teststatus@4000 */ +#define __METAL_DT_SHUTDOWN_HANDLE (&__metal_dt_teststatus_4000.shutdown) + +#define __METAL_DT_TESTSTATUS_4000_HANDLE (&__metal_dt_teststatus_4000.shutdown) + + +#endif /* ! __METAL_MACHINE_MACROS */ +#endif /* COREIP_S76__METAL_H*/ +#endif /* ! ASSEMBLY */ diff --git a/bsp/coreip-s76/metal.lds b/bsp/coreip-s76/metal.lds new file mode 100644 index 0000000..34f97e6 --- /dev/null +++ b/bsp/coreip-s76/metal.lds @@ -0,0 +1,223 @@ +OUTPUT_ARCH("riscv") + +ENTRY(_enter) + +MEMORY +{ + ram (wxa!ri) : ORIGIN = 0x80000000, LENGTH = 0x20000000 +} + +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; + __heap_size = DEFINED(__heap_size) ? __heap_size : 0x400; + + + .init : + { + KEEP (*(.text.metal.init.enter)) + KEEP (*(SORT_NONE(.init))) + } >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.*) + } >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 : + { + } >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.*) + *(.gnu.linkonce.s.*) + . = ALIGN(8); + *(.srodata.cst16) + *(.srodata.cst8) + *(.srodata.cst4) + *(.srodata.cst2) + *(.srodata .srodata.*) + } >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/coreip-s76/settings.mk b/bsp/coreip-s76/settings.mk new file mode 100644 index 0000000..3d1ed75 --- /dev/null +++ b/bsp/coreip-s76/settings.mk @@ -0,0 +1,3 @@ +RISCV_ARCH=rv64imafdc +RISCV_ABI=lp64d +COREIP_MEM_WIDTH=64 -- cgit v1.2.1-18-gbd029