367 lines
6.6 KiB
C
367 lines
6.6 KiB
C
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#include "rtthread.h"
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#include "stm32f10x.h"
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#include "board.h"
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#include "dev_flash.h"
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#include "debug.h"
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#include "stdlib.h"
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#include "string.h"
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#ifndef RT_THREAD
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#define rt_interrupt_enter()
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#define rt_interrupt_leave()
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#define rt_mutex_create(...) 0
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#define rt_mutex_delete(...)
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#define rt_mutex_take(...)
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#define rt_mutex_release(...)
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#endif
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/*
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bootloader 0~7
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app 8~57
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buff 58~107
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params 108
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scheme 109~110
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*/
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#define FLASH_SECTOR_SIZE 2048
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#define FLASH_APP_SECTOR (8)
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#define FLASH_APP_SECTOR_NUM (50)
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#define FLASH_BUFF_SECTOR (58)
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#define FLASH_BUFF_SECTOR_NUM (50)
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#define FLASH_PARAM_SECTOR (108)
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#define FLASH_PARAM_SECTOR_NUM (1)
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#define FLASH_SCHEME_SECTOR (109)
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#define FLASH_SCHEME_SECTOR_NUM (3)
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#define FLASH_JWTCODE_SECTOR (112)
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#define FLASH_JWTCODE_SECTOR_NUM (9)
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typedef struct{
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void *mutex;
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}self_def;
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static self_def g_self;
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typedef struct{
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uint32_t *addr;
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uint32_t sector;
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}flash_item;
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#define FLASH_CLEAR_FLAG() \
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FLASH_ClearFlag(FLASH_FLAG_BSY | FLASH_FLAG_EOP | FLASH_FLAG_PGERR | FLASH_FLAG_WRPRTERR);
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// 擦除指定扇区，返回0成功，-1失败
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static int flash_erase(uint32_t sector)
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{
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self_def *s=&g_self;
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FLASH_Status ret;
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if(s->mutex==0){
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s->mutex=rt_mutex_create("flash_mutex",RT_IPC_FLAG_FIFO);
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}
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rt_mutex_take(s->mutex,RT_WAITING_FOREVER);
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//irq_disable();
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FLASH_Unlock();
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FLASH_CLEAR_FLAG();
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// 对于f103 2048byte为一个扇区，这里把扇区地址转化为flash地址
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ret=FLASH_ErasePage(FLASH_BASE+ sector*2048);
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//FLASH_Lock();
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//irq_enable();
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rt_mutex_release(s->mutex);
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if(ret!=FLASH_COMPLETE)
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{
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DBG_WARN("flash earse failed.ret=%d",ret);
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return -1;
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}else{
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DBG_LOG("flash earse success.ret=%d",ret);
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return 0;
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}
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}
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// 操作开始
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int flash_operate_start(void)
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{
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FLASH_Status state;
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int ret=0;
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self_def *s=&g_self;
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#ifdef RT_THREAD
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param_check(s->mutex);
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#endif
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rt_mutex_take(s->mutex,RT_WAITING_FOREVER);
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FLASH_Unlock();
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FLASH_CLEAR_FLAG();
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rt_mutex_release(s->mutex);
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return 0;
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}
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// 操作结束
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int flash_operate_end(void)
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{
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FLASH_Status state;
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int ret=0;
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self_def *s=&g_self;
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#ifdef RT_THREAD
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param_check(s->mutex);
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#endif
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rt_mutex_take(s->mutex,RT_WAITING_FOREVER);
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FLASH_Lock();
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rt_mutex_release(s->mutex);
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return 0;
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}
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// 参数区2K
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int flash_erase_param(void)
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{
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int ret;
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for(int i=0;i<FLASH_PARAM_SECTOR_NUM;i++){
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ret=flash_erase(FLASH_PARAM_SECTOR+i);
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if(ret!=0) return -1;
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}
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return 0;
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}
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//程序区1 100K
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int flash_erase_app1(void)
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{
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int ret;
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for(int i=0;i<FLASH_APP_SECTOR_NUM;i++){
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ret=flash_erase(FLASH_APP_SECTOR+i);
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if(ret!=0) return -1;
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}
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return 0;
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}
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//程序区2 100K 对于f103 程序区2与小板程序区相同
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int flash_erase_app2(void)
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{
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int ret;
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for(int i=0;i<FLASH_BUFF_SECTOR_NUM;i++){
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ret=flash_erase(FLASH_BUFF_SECTOR+i);
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if(ret!=0) return -1;
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}
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return 0;
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}
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//小板程序区 100K
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int flash_erase_slave(void)
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{
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int ret;
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for(int i=0;i<FLASH_BUFF_SECTOR_NUM;i++){
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ret=flash_erase(FLASH_BUFF_SECTOR+i);
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if(ret!=0) return -1;
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}
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return 0;
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}
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//方案区 6K
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int flash_erase_scheme(void)
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{
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int ret;
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for(int i=0;i<FLASH_SCHEME_SECTOR_NUM;i++){
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ret=flash_erase(FLASH_SCHEME_SECTOR+i);
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if(ret!=0) return -1;
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}
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return 0;
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}
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//脚本区
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int flash_erase_lua(void)
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{
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int ret;
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return -1;
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}
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// 模块程序区 16K
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int flash_erase_jwtcode(void)
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{
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int ret;
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for(int i=0;i<FLASH_JWTCODE_SECTOR_NUM;i++){
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ret=flash_erase(FLASH_JWTCODE_SECTOR+i);
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if(ret!=0) return -1;
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}
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return 0;
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}
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uint32_t *flash_get_param(void)
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{
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return (void *)(FLASH_BASE+FLASH_SECTOR_SIZE*FLASH_PARAM_SECTOR);
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}
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//uint32_t *flash_get_app1(void)
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//{
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// return (void *)0x08020000;
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//}
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uint32_t *flash_get_app2(void)
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{
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return (void *)(FLASH_BASE+FLASH_SECTOR_SIZE*FLASH_BUFF_SECTOR);
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}
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uint32_t *flash_get_slave(void)
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{
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return (void *)(FLASH_BASE+FLASH_SECTOR_SIZE*FLASH_BUFF_SECTOR);
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}
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uint32_t *flash_get_scheme(void)
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{
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return (void *)(FLASH_BASE+FLASH_SECTOR_SIZE*FLASH_SCHEME_SECTOR);
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}
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uint32_t *flash_get_jwtcode(void)
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{
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return (void *)(FLASH_BASE+FLASH_SECTOR_SIZE*FLASH_JWTCODE_SECTOR);
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}
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uint32_t *flash_get_lua(void)
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{
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return (void *)0;
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}
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int flash_write(uint8_t *addr,const uint8_t *data,int len)
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{
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FLASH_Status state;
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int ret=0;
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self_def *s=&g_self;
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if((uint32_t)data%4)
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{
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DBG_WARN("write addr err.");
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return -1;
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}
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uint32_t *t=(uint32_t *)data;
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uint32_t flash_addr=(uint32_t)addr;
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#ifdef RT_THREAD
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param_check(s->mutex);
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#endif
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rt_mutex_take(s->mutex,RT_WAITING_FOREVER);
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//DBG_LOG("write flash addr=%08x",flash_addr);
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len+=3;// len不是4字节对齐时强行增加到4字节
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//FLASH_Unlock();
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for(int i=0;i<len/4;i++)
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{
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//irq_disable();
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//state=FLASH_ProgramByte((uint32_t)addr,data[i]);
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state=FLASH_ProgramWord(flash_addr,t[i]);
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//FLASH_CLEAR_FLAG();
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//irq_enable();
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if(state!=FLASH_COMPLETE)
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{
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DBG_WARN("flash write failed.ret=%d",state);
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DBG_WARN("addr=%08X",flash_addr);
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ret=-1;
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break;
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}
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flash_addr+=4;
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}
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//FLASH_Lock();
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if(memcmp(addr,data,(len/4)*4)!=0)
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{
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DBG_WARN("addr=%08x write/read data not equate.",addr);
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ret=-2;
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}
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rt_mutex_release(s->mutex);
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return ret;
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}
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// 写数据自动擦除
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int flash_write_with_erase(uint8_t *addr,const uint8_t *data,int len)
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{
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int ret=0;
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uint32_t addr_u32=(uint32_t)addr;
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if((addr_u32%FLASH_SECTOR_SIZE)==0){
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ret=flash_erase(addr_u32/FLASH_SECTOR_SIZE);
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flash_operate_end();
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if(ret!=0) return -1;
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}else{
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flash_operate_start();
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}
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ret=flash_write(addr,data,len);
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flash_operate_end();
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if(ret!=0) return -1;
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return 0;
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}
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uint8_t *flash_get_rom(rom_head **head)
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{
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uint8_t *src=(uint8_t *)flash_get_app2();
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flash_file *file=(flash_file *)flash_get_app2();
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rom_head *h=(rom_head *)(src+FLASH_FILE_HEAD_SIZE);
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uint8_t *rom=src+ROM_HEAD_SIZE+FLASH_FILE_HEAD_SIZE;
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if(file->file_size==0xffffffff){
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return 0;
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}
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if(head) *head=h;
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return rom;
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}
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int flash_updata_app(uint8_t *rom,uint32_t size)
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{
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uint8_t *dst=(uint8_t *)0x08004000;
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flash_erase_app1();
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return flash_write(dst,rom,size);
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}
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// 保存参数
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int flash_save_param(sys_param_def *par)
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{
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uint8_t *dst=(uint8_t *)flash_get_param();
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uint8_t *src=(uint8_t *)par;
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int size=sizeof(sys_param_def);
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flash_erase_param();
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return flash_write(dst,src,size);
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}
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const sys_param_def *sys_param(void)
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{
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return (sys_param_def *)flash_get_param();
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}
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const scheme_def *check_scheme(void)
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{
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uint8_t *d=(uint8_t *)flash_get_scheme();
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return (scheme_def *)(d+FLASH_FILE_HEAD_SIZE);
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}
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