From 74f6a0ba7d0f3a2573d5ae5ad9a9abe83afcbaa9 Mon Sep 17 00:00:00 2001 From: greedyhao Date: Thu, 13 May 2021 10:22:09 +0800 Subject: [PATCH] [bluetrum] Fix the cache mechanism --- bsp/bluetrum/ab32vg1-ab-prougen/board/board.c | 26 +++++++++++++--- bsp/bluetrum/ab32vg1-ab-prougen/link.lds | 20 +++++------- .../hal_libraries/ab32vg1_hal/libhal.a | Bin 0 -> 33546 bytes .../hal_libraries/bmsis/source/startup.S | 29 ++++++++++-------- 4 files changed, 46 insertions(+), 29 deletions(-) create mode 100644 bsp/bluetrum/libraries/hal_libraries/ab32vg1_hal/libhal.a diff --git a/bsp/bluetrum/ab32vg1-ab-prougen/board/board.c b/bsp/bluetrum/ab32vg1-ab-prougen/board/board.c index f10ea4a6c8..4fc392d008 100644 --- a/bsp/bluetrum/ab32vg1-ab-prougen/board/board.c +++ b/bsp/bluetrum/ab32vg1-ab-prougen/board/board.c @@ -19,14 +19,13 @@ void rt_soft_isr(int vector, void *param); void cpu_irq_comm(void); void set_cpu_irq_comm(void (*irq_hook)(void)); void load_cache(); +void os_cache_init(void); void sys_error_hook(uint8_t err_no); -typedef void (*os_cache_setfunc_func)(void *load_cache_func, void *io_read); typedef void (*spiflash_init_func)(uint8_t sf_read, uint8_t dummy); -#define os_cache_setfunc ((os_cache_setfunc_func) 0x84024) - static struct rt_mutex mutex_spiflash = {0}; +static struct rt_mutex mutex_cache = {0}; extern volatile rt_uint8_t rt_interrupt_nest; extern uint32_t __heap_start, __heap_end; @@ -148,8 +147,9 @@ void rt_hw_us_delay(rt_uint32_t us) RT_SECTION(".irq.cache") void cache_init(void) { - os_cache_setfunc(load_cache, NULL); + os_cache_init(); rt_mutex_init(&mutex_spiflash, "flash_mutex", RT_IPC_FLAG_FIFO); + rt_mutex_init(&mutex_cache, "cache_mutex", RT_IPC_FLAG_FIFO); } RT_SECTION(".irq.cache") @@ -170,6 +170,24 @@ void os_spiflash_unlock(void) } } +RT_SECTION(".irq.cache") +void os_cache_lock(void) +{ + // if (rt_thread_self()->stat == RT_THREAD_RUNNING) { + if ((rt_thread_self() != RT_NULL) && (rt_interrupt_nest == 0)) { + rt_mutex_take(&mutex_cache, RT_WAITING_FOREVER); + } +} + +RT_SECTION(".irq.cache") +void os_cache_unlock(void) +{ + // if (rt_thread_self()->stat == RT_THREAD_RUNNING) { + if ((rt_thread_self() != RT_NULL) && (rt_interrupt_nest == 0)) { + rt_mutex_release(&mutex_cache); + } +} + RT_SECTION(".irq.err.str") static const char stack_info[] = "thread sp=0x%x name=%s"; diff --git a/bsp/bluetrum/ab32vg1-ab-prougen/link.lds b/bsp/bluetrum/ab32vg1-ab-prougen/link.lds index d785c3d92c..82e8906080 100644 --- a/bsp/bluetrum/ab32vg1-ab-prougen/link.lds +++ b/bsp/bluetrum/ab32vg1-ab-prougen/link.lds @@ -43,7 +43,7 @@ SECTIONS . = ALIGN(4); PROVIDE(__ctors_start__ = .); KEEP (*(SORT(.init_array.*))) - KEEP (*(.init_array)) + KEEP (*(.init_array*)) PROVIDE(__ctors_end__ = .); . = ALIGN(4); @@ -73,21 +73,17 @@ SECTIONS .comm __comm_vma : { . = ALIGN(4); KEEP(*(.vector)) + *(.irq.cache) *(.irq*) - /*applications**.o (.text .rodata)*/ - *hal_libraries*ab32vg1_hal**.o (.text .rodata) - *(.text.unlikely) - *(.text.startup) - *hal_drivers**.o (.rodata) - *audio*drv_sound.o (.rodata) - *system_ab32vgx.o (.rodata) - EXCLUDE_FILE(*lib_a**.o *cp-demangle.o *cp-demangle.o - *src*mem.o *src*memheap.o *dfs**.o *components.o *drivers*sdio**.o *cmd.o *msh_file.o - *drv_sdio.o *drv_wdt.o) *(.rodata.str1.4) - EXCLUDE_FILE(*lib_a**.o *unwind*.o) *(.srodata) + *components*src**.o (.text* .rodata*) + *ab32vg1_hal**.o (.text* .rodata*) + *drv_gpio.o (.text* .rodata*) + *drv_usart.o (.rodata*) + EXCLUDE_FILE(*lib_a**.o *unwind*.o) *(.srodata*) *(.rela*) *(.data*) *(.sdata*) + *(.com_text*) } > comm AT > flash .bss (NOLOAD): diff --git a/bsp/bluetrum/libraries/hal_libraries/ab32vg1_hal/libhal.a b/bsp/bluetrum/libraries/hal_libraries/ab32vg1_hal/libhal.a new file mode 100644 index 0000000000000000000000000000000000000000..97474b1370514216fc3e263d1da5d912795bb505 GIT binary patch literal 33546 zcmdUY3wTx4nf6L@a!!aSCpla+L_Oq$fHcG;gaoan2@;}IDe`b}97{+JA;dxwlYr2Q zJ%*c#RwY`r?R3!E+B$8=%V;`2(-I;DhWcCTc$@z1)W2x4eR@G_jI<#C`>wUVz1KO3 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.section .reset, "ax" _start: + la tp, _tp + la gp, _gp //load comm la a0, __comm_vma @@ -25,7 +27,7 @@ _start: la a0, __irq_stack_start //Stack清成0x23 li a1, 0x23 la a2, __irq_stack_size - call memset + call 0x84040 la ra, __irq_stack lui a5, 0x1 sw zero, -1920(a5) @@ -35,7 +37,7 @@ _start: la a0, __bss_start li a1, 0 la a2, __bss_size - call memset + call 0x84040 call cache_init @@ -56,32 +58,33 @@ __exception: .org 0x40 jal x0, low_prio_irq - mret .org 0x80 #define METHOD 1 #if METHOD == 1 addi sp, sp, -6*4 - lw a0, PICEN(zero) + # lw a0, PICEN(zero) lw a1, EPC(zero) lw a2, EPICCON(zero) - sw a0, 3*4(sp) + # sw a0, 3*4(sp) sw a1, 4*4(sp) sw a2, 5*4(sp) - andi a0, a0, 1 - sw a0, PICEN(zero) + # andi a0, a0, 1 + # sw a0, PICEN(zero) + li a2, 0 + sw a2, EPICCON(zero) la a0, 0f sw a0, EPC(zero) - j 0x84020 + j isr_cache 0: sw a0, 0(sp) sw a1, 4(sp) sw a2, 8(sp) - lw a0, 3*4(sp) + # lw a0, 3*4(sp) lw a1, 4*4(sp) lw a2, 5*4(sp) - sw a0, PICEN(zero) + # sw a0, PICEN(zero) sw a1, EPC(zero) sw a2, EPICCON(zero) @@ -90,9 +93,6 @@ __exception: lw a2, 8(sp) addi sp, sp, 6*4 mret - .align 4 -1: .word 0, 0 - j 0x84020 #endif .global cpu_irq_comm @@ -102,3 +102,6 @@ cpu_irq_comm: j cpu_irq_comm_do ret + + .global _tp + .set _tp, 0x84800 -- GitLab