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spi_flash: Fix bug that in bootloader dummy is 0 when mosi is 0

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This commit is contained in:
Cao Sen Miao 2022-02-25 17:05:48 +08:00
parent 0347d96124
commit 4074221540
1 changed files with 4 additions and 6 deletions
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10
components/bootloader_support/src/bootloader_flash.c
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@ -603,14 +603,12 @@ IRAM_ATTR uint32_t bootloader_flash_execute_command_common(
SPIFLASH.addr = address;
#endif
//dummy phase
uint32_t total_dummy = dummy_len;
if (miso_len > 0) {
uint32_t total_dummy = dummy_len + g_rom_spiflash_dummy_len_plus[1];
SPIFLASH.user.usr_dummy = total_dummy > 0;
SPIFLASH.user1.usr_dummy_cyclelen = total_dummy - 1;
} else {
SPIFLASH.user.usr_dummy = 0;
SPIFLASH.user1.usr_dummy_cyclelen = 0;
total_dummy += g_rom_spiflash_dummy_len_plus[1];
}
SPIFLASH.user.usr_dummy = total_dummy > 0;
SPIFLASH.user1.usr_dummy_cyclelen = total_dummy - 1;
//output data
SPIFLASH.user.usr_mosi = mosi_len > 0;
#if CONFIG_IDF_TARGET_ESP32