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feat(bootloader): basic boot

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This commit is contained in:
Wu Jian Gang
2018-06-19 16:53:58 +08:00
committed by Dong Heng
parent 1bc665a4ff
commit c7c96e0066
10 changed files with 1092 additions and 10 deletions
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33
components/bootloader_support/src/bootloader_flash.c
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@@ -274,6 +274,39 @@ SpiFlashOpResult SPIRead(uint32_t addr, void *dst, uint32_t size);
SpiFlashOpResult SPIWrite(uint32_t addr, const uint8_t *src, uint32_t size);
SpiFlashOpResult SPIEraseSector(uint32_t sector_num);
static bool mapped;
const void *bootloader_mmap(uint32_t src_addr, uint32_t size)
{
if (mapped) {
ESP_LOGE(TAG, "tried to bootloader_mmap twice");
return NULL; /* can't map twice */
}
/* ToDo: Improve the map policy! */
Cache_Read_Disable();
/* */
if (src_addr < 0x100000) {
Cache_Read_Enable(0, 0, 0);
} else {
Cache_Read_Enable(1, 0, 0);
}
mapped = true;
return (void *)(0x40200000 + src_addr);
}
void bootloader_munmap(const void *mapping)
{
if (mapped) {
Cache_Read_Disable();
mapped = false;
}
}
static esp_err_t bootloader_flash_read_no_decrypt(size_t src_addr, void *dest, size_t size)
{
SPIRead(src_addr, dest, size);