alex/esp-idf
1
0
Fork 0
mirror of https://github.com/espressif/esp-idf.git synced 2025-08-08 04:02:27 +00:00
Code Issues Packages Projects Releases Wiki Activity

spi_flash: Remove legacy spi_flash drivers

Browse Source
This commit is contained in:
Cao Sen Miao
2022-06-27 15:24:07 +08:00
parent d9b4b82edc
commit a690a87829
181 changed files with 568 additions and 2041 deletions
Download Patch File Download Diff File Expand all files Collapse all files

54
components/spi_flash/esp32h2/flash_ops_esp32h2.c
View File

@@ -7,7 +7,7 @@
#include <string.h>
#include <sys/param.h>
#include "esp_spi_flash.h"
#include "spi_flash_mmap.h"
#include "soc/system_reg.h"
#include "soc/soc_memory_layout.h"
#include "esp32h2/rom/cache.h"
@@ -16,61 +16,11 @@
#include "esp_log.h"
#include "esp_attr.h"
#include "esp_rom_spiflash.h"
static const char *TAG = "spiflash_h2";
#include "esp_private/spi_flash_os.h"
#define SPICACHE SPIMEM0
#define SPIFLASH SPIMEM1
extern void IRAM_ATTR flash_rom_init(void);
esp_rom_spiflash_result_t IRAM_ATTR spi_flash_write_encrypted_chip(size_t dest_addr, const void *src, size_t size)
{
const spi_flash_guard_funcs_t *ops = spi_flash_guard_get();
esp_rom_spiflash_result_t rc;
assert((dest_addr % 16) == 0);
assert((size % 16) == 0);
/* src needs to be 32 bit aligned */
if (!esp_ptr_internal(src) || (intptr_t)src & 0x3) {
WORD_ALIGNED_ATTR uint8_t block[128]; // Need to buffer in RAM as we write
while (size > 0) {
size_t next_block = MIN(size, sizeof(block));
memcpy(block, src, next_block);
esp_rom_spiflash_result_t r = spi_flash_write_encrypted_chip(dest_addr, block, next_block);
if (r != ESP_ROM_SPIFLASH_RESULT_OK) {
return r;
}
size -= next_block;
dest_addr += next_block;
src = ((uint8_t *)src) + next_block;
}
bzero(block, sizeof(block));
return ESP_ROM_SPIFLASH_RESULT_OK;
} else { // Already in internal memory
ESP_LOGV(TAG, "calling esp_rom_spiflash_write_encrypted addr 0x%x src %p size 0x%x", dest_addr, src, size);
#ifndef CONFIG_SPI_FLASH_USE_LEGACY_IMPL
/* The ROM function SPI_Encrypt_Write assumes ADDR_BITLEN is already set but new
implementation doesn't automatically set this to a usable value */
SPIFLASH.user1.usr_addr_bitlen = 23;
#endif
if (ops && ops->start) {
ops->start();
}
flash_rom_init();
rc = esp_rom_spiflash_write_encrypted(dest_addr, (uint32_t *)src, size);
if (ops && ops->end) {
ops->end();
}
return rc;
}
}
#define FLASH_WRAP_CMD 0x77
esp_err_t spi_flash_wrap_set(spi_flash_wrap_mode_t mode)
{