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Merge branch 'feature/bootloader_minor_enhancements' into 'master'

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Feature/bootloader minor enhancements

See merge request idf/esp-idf!3111
This commit is contained in:
Angus Gratton 2018-09-03 10:56:30 +08:00
commit 084ca82f96
5 changed files with 47 additions and 6 deletions
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5
components/bootloader/subproject/main/esp32.bootloader.ld
View File

@ -36,11 +36,12 @@ SECTIONS
{
. = ALIGN (16);
_stext = .;
_text_start = ABSOLUTE(.);
_loader_text_start = ABSOLUTE(.);
*(.stub .gnu.warning .gnu.linkonce.literal.* .gnu.linkonce.t.*.literal .gnu.linkonce.t.*)
*(.iram1 .iram1.*) /* catch stray IRAM_ATTR */
*liblog.a:(.literal .text .literal.* .text.*)
*libgcc.a:(.literal .text .literal.* .text.*)
*libbootloader_support.a:bootloader_common.o(.literal .text .literal.* .text.*)
*libbootloader_support.a:bootloader_flash.o(.literal .text .literal.* .text.*)
*libbootloader_support.a:bootloader_random.o(.literal .text .literal.* .text.*)
*libbootloader_support.a:bootloader_utility.o(.literal .text .literal.* .text.*)
@ -56,7 +57,7 @@ SECTIONS
*(.fini.literal)
*(.fini)
*(.gnu.version)
_text_end = ABSOLUTE(.);
_loader_text_end = ABSOLUTE(.);
_etext = .;
} > iram_loader_seg

11
components/bootloader_support/include_bootloader/bootloader_flash.h
View File

@ -21,6 +21,7 @@
#include "esp_spi_flash.h"
#define FLASH_SECTOR_SIZE 0x1000
#define FLASH_BLOCK_SIZE 0x10000
/* Provide a Flash API for bootloader_support code,
that can be used from bootloader or app code.
@ -100,4 +101,14 @@ esp_err_t bootloader_flash_write(size_t dest_addr, void *src, size_t size, bool
*/
esp_err_t bootloader_flash_erase_sector(size_t sector);
/**
* @brief Erase the Flash range.
*
* @param start_addr start address of flash offset
* @param size sector aligned size to be erased
*
* @return esp_err_t
*/
esp_err_t bootloader_flash_erase_range(uint32_t start_addr, uint32_t size);
#endif

6
components/bootloader_support/src/bootloader_common.c
View File

@ -106,8 +106,8 @@ bool bootloader_common_erase_part_type_data(const char *list_erase, bool ota_dat
partitions = bootloader_mmap(ESP_PARTITION_TABLE_OFFSET, ESP_PARTITION_TABLE_MAX_LEN);
if (!partitions) {
ESP_LOGE(TAG, "bootloader_mmap(0x%x, 0x%x) failed", ESP_PARTITION_TABLE_OFFSET, ESP_PARTITION_TABLE_MAX_LEN);
return false;
ESP_LOGE(TAG, "bootloader_mmap(0x%x, 0x%x) failed", ESP_PARTITION_TABLE_OFFSET, ESP_PARTITION_TABLE_MAX_LEN);
return false;
}
ESP_LOGD(TAG, "mapped partition table 0x%x at 0x%x", ESP_PARTITION_TABLE_OFFSET, (intptr_t)partitions);
@ -128,7 +128,7 @@ bool bootloader_common_erase_part_type_data(const char *list_erase, bool ota_dat
// partition->label is not null-terminated string.
strncpy(label, (char *)&partition->label, sizeof(label) - 1);
if (fl_ota_data_erase == true || (bootloader_common_label_search(list_erase, label) == true)) {
err = esp_rom_spiflash_erase_area(partition->pos.offset, partition->pos.size);
err = bootloader_flash_erase_range(partition->pos.offset, partition->pos.size);
if (err != ESP_OK) {
ret = false;
marker = "err";

29
components/bootloader_support/src/bootloader_flash.c
View File

@ -73,6 +73,11 @@ esp_err_t bootloader_flash_erase_sector(size_t sector)
return spi_flash_erase_sector(sector);
}
esp_err_t bootloader_flash_erase_range(uint32_t start_addr, uint32_t size)
{
return spi_flash_erase_range(start_addr, size);
}
#else
/* Bootloader version, uses ROM functions only */
#include <soc/dport_reg.h>
@ -247,4 +252,28 @@ esp_err_t bootloader_flash_erase_sector(size_t sector)
return spi_to_esp_err(esp_rom_spiflash_erase_sector(sector));
}
esp_err_t bootloader_flash_erase_range(uint32_t start_addr, uint32_t size)
{
if (start_addr % FLASH_SECTOR_SIZE != 0) {
return ESP_ERR_INVALID_ARG;
}
if (size % FLASH_SECTOR_SIZE != 0) {
return ESP_ERR_INVALID_SIZE;
}
size_t start = start_addr / FLASH_SECTOR_SIZE;
size_t end = start + size / FLASH_SECTOR_SIZE;
const size_t sectors_per_block = FLASH_BLOCK_SIZE / FLASH_SECTOR_SIZE;
esp_rom_spiflash_result_t rc = ESP_ROM_SPIFLASH_RESULT_OK;
for (size_t sector = start; sector != end && rc == ESP_ROM_SPIFLASH_RESULT_OK; ) {
if (sector % sectors_per_block == 0 && end - sector >= sectors_per_block) {
rc = esp_rom_spiflash_erase_block(sector / sectors_per_block);
sector += sectors_per_block;
} else {
rc = esp_rom_spiflash_erase_sector(sector);
++sector;
}
}
return spi_to_esp_err(rc);
}
#endif

2
components/spi_flash/flash_ops.c
View File

@ -218,7 +218,7 @@ esp_err_t IRAM_ATTR spi_flash_erase_range(uint32_t start_addr, uint32_t size)
if (rc == ESP_ROM_SPIFLASH_RESULT_OK) {
for (size_t sector = start; sector != end && rc == ESP_ROM_SPIFLASH_RESULT_OK; ) {
spi_flash_guard_start();
if (sector % sectors_per_block == 0 && end - sector > sectors_per_block) {
if (sector % sectors_per_block == 0 && end - sector >= sectors_per_block) {
rc = esp_rom_spiflash_erase_block(sector / sectors_per_block);
sector += sectors_per_block;
COUNTER_ADD_BYTES(erase, sectors_per_block * SPI_FLASH_SEC_SIZE);