diff options
Diffstat (limited to 'bsp/env/coreip-e2-arty')
| -rw-r--r-- | bsp/env/coreip-e2-arty/flash.lds | 161 | ||||
| -rw-r--r-- | bsp/env/coreip-e2-arty/init.c | 98 | ||||
| l--------- | bsp/env/coreip-e2-arty/openocd.cfg | 1 | ||||
| -rw-r--r-- | bsp/env/coreip-e2-arty/platform.h | 98 | ||||
| l--------- | bsp/env/coreip-e2-arty/settings.mk | 1 | ||||
| -rw-r--r-- | bsp/env/coreip-e2-arty/tim-split.lds | 157 | ||||
| -rw-r--r-- | bsp/env/coreip-e2-arty/tim.lds | 161 |
7 files changed, 0 insertions, 677 deletions
diff --git a/bsp/env/coreip-e2-arty/flash.lds b/bsp/env/coreip-e2-arty/flash.lds deleted file mode 100644 index 2d5eb01..0000000 --- a/bsp/env/coreip-e2-arty/flash.lds +++ /dev/null @@ -1,161 +0,0 @@ -OUTPUT_ARCH( "riscv" ) - -ENTRY( _start ) - -MEMORY -{ - flash (rxai!w) : ORIGIN = 0x40400000, LENGTH = 512M - ram (wxa!ri) : ORIGIN = 0x80000000, LENGTH = 64K -} - -PHDRS -{ - flash PT_LOAD; - ram_init PT_LOAD; - ram PT_NULL; -} - -SECTIONS -{ - __stack_size = DEFINED(__stack_size) ? __stack_size : 2K; - - .init : - { - KEEP (*(SORT_NONE(.init))) - } >flash AT>flash :flash - - .text : - { - *(.text.unlikely .text.unlikely.*) - *(.text.startup .text.startup.*) - *(.text .text.*) - *(.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.*) - } >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 - - .fini_array : - { - PROVIDE_HIDDEN (__fini_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 (__fini_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 - - .lalign : - { - . = ALIGN(4); - PROVIDE( _data_lma = . ); - } >flash AT>flash :flash - - .dalign : - { - . = ALIGN(4); - PROVIDE( _data = . ); - } >ram AT>flash :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>flash :ram_init - - . = ALIGN(4); - PROVIDE( _edata = . ); - PROVIDE( edata = . ); - - PROVIDE( _fbss = . ); - PROVIDE( __bss_start = . ); - .bss : - { - *(.sbss*) - *(.gnu.linkonce.sb.*) - *(.bss .bss.*) - *(.gnu.linkonce.b.*) - *(COMMON) - . = ALIGN(4); - } >ram AT>ram :ram - - . = ALIGN(8); - PROVIDE( _end = . ); - PROVIDE( end = . ); - - .stack ORIGIN(ram) + LENGTH(ram) - __stack_size : - { - PROVIDE( _heap_end = . ); - . = __stack_size; - PROVIDE( _sp = . ); - } >ram AT>ram :ram -} diff --git a/bsp/env/coreip-e2-arty/init.c b/bsp/env/coreip-e2-arty/init.c deleted file mode 100644 index 3a4c77c..0000000 --- a/bsp/env/coreip-e2-arty/init.c +++ /dev/null @@ -1,98 +0,0 @@ -//See LICENSE for license details. -#include <stdint.h> -#include <stdio.h> -#include <unistd.h> - -#include "platform.h" -#include "encoding.h" - -#define CPU_FREQ 32000000 -#define XSTR(x) #x -#define STR(x) XSTR(x) - -extern int main(int argc, char** argv); - -unsigned long get_cpu_freq() -{ - return CPU_FREQ; -} - -unsigned long get_timer_freq() -{ - return get_cpu_freq(); -} - -uint64_t get_timer_value() -{ -#if __riscv_xlen == 32 - while (1) { - uint32_t hi = read_csr(mcycleh); - uint32_t lo = read_csr(mcycle); - if (hi == read_csr(mcycleh)) - return ((uint64_t)hi << 32) | lo; - } -#else - return read_csr(mcycle); -#endif -} - -static void uart_init(size_t baud_rate) -{ - UART0_REG(UART_REG_DIV) = (get_cpu_freq() ) / baud_rate - 1; - UART0_REG(UART_REG_TXCTRL) |= UART_TXEN; -} - - -typedef void (*interrupt_function_ptr_t) (void); -interrupt_function_ptr_t localISR[CLIC_NUM_INTERRUPTS] __attribute__((aligned(64))); - - -void trap_entry(void) __attribute__((interrupt, aligned(64))); -void trap_entry(void) -{ - unsigned long mcause = read_csr(mcause); - unsigned long mepc = read_csr(mepc); - if (mcause & MCAUSE_INT) { - localISR[mcause & MCAUSE_CAUSE] (); - } else { - while(1); - } -} - -#ifdef CLIC_DIRECT -#else -void default_handler(void)__attribute__((interrupt));; -#endif -void default_handler(void) -{ - puts("default handler\n"); - while(1); -} - -void _init() -{ -#ifndef NO_INIT - uart_init(115200); - - puts("core freq at " STR(CPU_FREQ) " Hz\n"); - -//initialize vector table - int i=0; - while(i<CLIC_NUM_INTERRUPTS) { - localISR[i++] = default_handler; - } - - write_csr(mtvt, localISR); - -#ifdef CLIC_DIRECT - write_csr(mtvec, ((unsigned long)&trap_entry | MTVEC_CLIC)); -#else - write_csr(mtvec, ((unsigned long)&trap_entry | MTVEC_CLIC_VECT)); -#endif - -#endif -} - -void _fini() -{ -} diff --git a/bsp/env/coreip-e2-arty/openocd.cfg b/bsp/env/coreip-e2-arty/openocd.cfg deleted file mode 120000 index 2f4de8d..0000000 --- a/bsp/env/coreip-e2-arty/openocd.cfg +++ /dev/null @@ -1 +0,0 @@ -../coreplexip-e31-arty/openocd.cfg
\ No newline at end of file diff --git a/bsp/env/coreip-e2-arty/platform.h b/bsp/env/coreip-e2-arty/platform.h deleted file mode 100644 index 0ce0484..0000000 --- a/bsp/env/coreip-e2-arty/platform.h +++ /dev/null @@ -1,98 +0,0 @@ -// See LICENSE for license details. - -#ifndef _SIFIVE_PLATFORM_H -#define _SIFIVE_PLATFORM_H - -// Some things missing from the official encoding.h - -#if __riscv_xlen == 32 -#define MCAUSE_INT 0x80000000UL -#define MCAUSE_CAUSE 0x000003FFUL -#else -#define MCAUSE_INT 0x8000000000000000UL -#define MCAUSE_CAUSE 0x00000000000003FFUL -#endif - -#define MTVEC_DIRECT 0X00 -#define MTVEC_VECTORED 0x01 -#define MTVEC_CLIC 0x02 -#define MTVEC_CLIC_VECT 0X03 - - -#include "sifive/const.h" -#include "sifive/devices/gpio.h" -#include "sifive/devices/clint.h" -#include "sifive/devices/clic.h" -#include "sifive/devices/pwm.h" -#include "sifive/devices/spi.h" -#include "sifive/devices/uart.h" - -/**************************************************************************** - * Platform definitions - *****************************************************************************/ - -// Memory map -#define CLINT_CTRL_ADDR _AC(0x02000000,UL) -#define CLIC_HART0_ADDR _AC(0x02800000,UL) -#define GPIO_CTRL_ADDR _AC(0x20002000,UL) -#define PWM0_CTRL_ADDR _AC(0x20005000,UL) -#define RAM_MEM_ADDR _AC(0x80000000,UL) -#define RAM_MEM_SIZE _AC(0x10000,UL) -#define SPI0_CTRL_ADDR _AC(0x20004000,UL) -#define SPI0_MEM_ADDR _AC(0x40000000,UL) -#define SPI0_MEM_SIZE _AC(0x20000000,UL) -#define TESTBENCH_MEM_ADDR _AC(0x20000000,UL) -#define TESTBENCH_MEM_SIZE _AC(0x10000000,UL) -//#define TRAPVEC_TABLE_CTRL_ADDR _AC(0x00001010,UL) -#define UART0_CTRL_ADDR _AC(0x20000000,UL) - -// IOF masks - -// Interrupt numbers -#define RESERVED_INT_BASE 0 -#define UART0_INT_BASE 1 -#define EXTERNAL_INT_BASE 2 -#define SPI0_INT_BASE 6 -#define GPIO_INT_BASE 7 -#define PWM0_INT_BASE 23 - -// Helper functions -#define _REG64(p, i) (*(volatile uint64_t *)((p) + (i))) -#define _REG32(p, i) (*(volatile uint32_t *)((p) + (i))) -#define _REG16(p, i) (*(volatile uint16_t *)((p) + (i))) -#define SET_BITS(reg, mask, value) if ((value) == 0) { (reg) &= ~(mask); } else { (reg) |= (mask); } -#define CLINT_REG(offset) _REG32(CLINT_CTRL_ADDR, offset) -#define CLIC0_REG(offset) _REG32(CLIC_HART0_ADDR, offset) -#define CLIC0_REG8(offset) (*(volatile uint8_t *)((CLIC_HART0_ADDR) + (offset))) -#define GPIO_REG(offset) _REG32(GPIO_CTRL_ADDR, offset) -#define PWM0_REG(offset) _REG32(PWM0_CTRL_ADDR, offset) -#define SPI0_REG(offset) _REG32(SPI0_CTRL_ADDR, offset) -#define UART0_REG(offset) _REG32(UART0_CTRL_ADDR, offset) -#define CLINT_REG(offset) _REG32(CLINT_CTRL_ADDR, offset) -#define CLIC0_REG64(offset) _REG64(CLIC_HART0_ADDR, offset) -#define GPIO_REG64(offset) _REG64(GPIO_CTRL_ADDR, offset) -#define PWM0_REG64(offset) _REG64(PWM0_CTRL_ADDR, offset) -#define SPI0_REG64(offset) _REG64(SPI0_CTRL_ADDR, offset) -#define UART0_REG64(offset) _REG64(UART0_CTRL_ADDR, offset) - -// Misc - -#define NUM_GPIO 16 - -#define CLIC_NUM_INTERRUPTS 28 + 16 - -#ifdef E20 - #define CLIC_CONFIG_BITS 2 -#else - #define CLIC_CONFIG_BITS 4 -#endif - -#define HAS_BOARD_BUTTONS - -#include "coreplexip-arty.h" - -unsigned long get_cpu_freq(void); -unsigned long get_timer_freq(void); -uint64_t get_timer_value(void); - -#endif /* _SIFIVE_PLATFORM_H */ diff --git a/bsp/env/coreip-e2-arty/settings.mk b/bsp/env/coreip-e2-arty/settings.mk deleted file mode 120000 index 2b2a962..0000000 --- a/bsp/env/coreip-e2-arty/settings.mk +++ /dev/null @@ -1 +0,0 @@ -../coreplexip-e31-arty/settings.mk
\ No newline at end of file diff --git a/bsp/env/coreip-e2-arty/tim-split.lds b/bsp/env/coreip-e2-arty/tim-split.lds deleted file mode 100644 index eab4bd3..0000000 --- a/bsp/env/coreip-e2-arty/tim-split.lds +++ /dev/null @@ -1,157 +0,0 @@ -OUTPUT_ARCH( "riscv" ) - -ENTRY( _start ) - -MEMORY -{ - flash (rxai!w) : ORIGIN = 0x80008000, LENGTH = 32K - ram (wxa!ri) : ORIGIN = 0x80000000, LENGTH = 32K -} - -PHDRS -{ - flash PT_LOAD; - ram_init PT_LOAD; - ram PT_NULL; -} - -SECTIONS -{ - __stack_size = DEFINED(__stack_size) ? __stack_size : 1K; - - .init : - { - KEEP (*(SORT_NONE(.init))) - } >flash AT>flash :flash - - .text : - { - *(.text.unlikely .text.unlikely.*) - *(.text.startup .text.startup.*) - *(.text .text.*) - *(.gnu.linkonce.t.*) - } >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 - - .fini_array : - { - PROVIDE_HIDDEN (__fini_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 (__fini_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 - - .lalign : - { - . = ALIGN(4); - PROVIDE( _data_lma = . ); - } >flash AT>flash :flash - - .dalign : - { - . = ALIGN(4); - PROVIDE( _data = . ); - } >ram AT>flash :ram_init - - .data : - { - *(.rdata) - *(.rodata .rodata.*) - *(.gnu.linkonce.r.*) - *(.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>flash :ram_init - - . = ALIGN(4); - PROVIDE( _edata = . ); - PROVIDE( edata = . ); - - PROVIDE( _fbss = . ); - PROVIDE( __bss_start = . ); - .bss : - { - *(.sbss*) - *(.gnu.linkonce.sb.*) - *(.bss .bss.*) - *(.gnu.linkonce.b.*) - *(COMMON) - . = ALIGN(4); - } >ram AT>ram :ram - - . = ALIGN(8); - PROVIDE( _end = . ); - PROVIDE( end = . ); - - .stack ORIGIN(ram) + LENGTH(ram) - __stack_size : - { - PROVIDE( _heap_end = . ); - . = __stack_size; - PROVIDE( _sp = . ); - } >ram AT>ram :ram -} diff --git a/bsp/env/coreip-e2-arty/tim.lds b/bsp/env/coreip-e2-arty/tim.lds deleted file mode 100644 index 7dfb36b..0000000 --- a/bsp/env/coreip-e2-arty/tim.lds +++ /dev/null @@ -1,161 +0,0 @@ -OUTPUT_ARCH( "riscv" ) - -ENTRY( _start ) - -MEMORY -{ - ram (wxa!ri) : ORIGIN = 0x80000000, LENGTH = 64K -} - -PHDRS -{ - ram PT_LOAD; - ram_init PT_LOAD; - ram PT_NULL; -} - -SECTIONS -{ - __stack_size = DEFINED(__stack_size) ? __stack_size : 1K; - - .init : - { - KEEP (*(SORT_NONE(.init))) - } >ram AT>ram :ram - - .text : - { - *(.text.unlikely .text.unlikely.*) - *(.text.startup .text.startup.*) - *(.text .text.*) - *(.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 - - .fini_array : - { - PROVIDE_HIDDEN (__fini_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 (__fini_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 - - .lalign : - { - . = ALIGN(4); - PROVIDE( _data_lma = . ); - } >ram AT>ram :ram - - .dalign : - { - . = ALIGN(4); - PROVIDE( _data = . ); - } >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( _fbss = . ); - PROVIDE( __bss_start = . ); - .bss : - { - *(.sbss*) - *(.gnu.linkonce.sb.*) - *(.bss .bss.*) - *(.gnu.linkonce.b.*) - *(COMMON) - . = ALIGN(4); - } >ram AT>ram :ram - - . = ALIGN(8); - PROVIDE( _end = . ); - PROVIDE( end = . ); - - .stack : - { - . = ALIGN(8); - . += __stack_size; - PROVIDE( _sp = . ); - PROVIDE( _heap_end = . ); - } >ram AT>ram :ram -} |