alex/esp-idf
alex/esp-idf
1
0
Fork 0
mirror of https://github.com/espressif/esp-idf.git synced 2024-10-05 20:47:46 -04:00
Code Issues Actions 2 Packages Projects Releases Wiki Activity

draft: another patch..

Browse Source
This commit is contained in:
Michael (XIAO Xufeng) 2021-08-19 17:02:58 +08:00
parent 8dcfa1b384
commit 7649db9712
1 changed files with 2 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
components/bootloader_support/src/bootloader_flash.c
View File

@ -579,6 +579,7 @@ IRAM_ATTR static uint32_t bootloader_flash_execute_command_common(
assert(miso_len <= 32);
uint32_t old_ctrl_reg = SPIFLASH.ctrl.val;
uint32_t old_user_reg = SPIFLASH.user.val;
uint32_t old_user1_reg = SPIFLASH.user1.val;
#if CONFIG_IDF_TARGET_ESP32
SPIFLASH.ctrl.val = SPI_WP_REG_M; // keep WP high while idle, otherwise leave DIO mode
#else
@ -626,6 +627,7 @@ IRAM_ATTR static uint32_t bootloader_flash_execute_command_common(
}
SPIFLASH.ctrl.val = old_ctrl_reg;
SPIFLASH.user.val = old_user_reg;
SPIFLASH.user1.val = old_user1_reg;
uint32_t ret = SPIFLASH.data_buf[0];
if (miso_len < 32) {