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65 lines
1.5 KiB
C
65 lines
1.5 KiB
C
/*
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* SPDX-FileCopyrightText: 2018-2021 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <string.h>
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#include <sys/param.h>
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#include "spi_flash_mmap.h"
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#include "soc/system_reg.h"
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#include "soc/soc_memory_layout.h"
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#include "esp32s2/rom/cache.h"
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#include "bootloader_flash.h"
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#include "hal/spi_flash_hal.h"
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#include "esp_flash.h"
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#include "esp_log.h"
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#include "esp_rom_spiflash.h"
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#define SPICACHE SPIMEM0
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#define SPIFLASH SPIMEM1
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esp_err_t spi_flash_wrap_set(spi_flash_wrap_mode_t mode)
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{
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return bootloader_flash_wrap_set(mode);
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}
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esp_err_t spi_flash_enable_wrap(uint32_t wrap_size)
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{
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switch(wrap_size) {
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case 8:
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return bootloader_flash_wrap_set(FLASH_WRAP_MODE_8B);
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case 16:
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return bootloader_flash_wrap_set(FLASH_WRAP_MODE_16B);
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case 32:
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return bootloader_flash_wrap_set(FLASH_WRAP_MODE_32B);
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case 64:
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return bootloader_flash_wrap_set(FLASH_WRAP_MODE_64B);
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default:
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return ESP_FAIL;
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}
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}
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void spi_flash_disable_wrap(void)
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{
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bootloader_flash_wrap_set(FLASH_WRAP_MODE_DISABLE);
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}
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bool spi_flash_support_wrap_size(uint32_t wrap_size)
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{
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if (!REG_GET_BIT(SPI_MEM_CTRL_REG(0), SPI_MEM_FREAD_QIO) || !REG_GET_BIT(SPI_MEM_CTRL_REG(0), SPI_MEM_FASTRD_MODE)){
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return ESP_FAIL;
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}
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switch(wrap_size) {
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case 0:
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case 8:
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case 16:
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case 32:
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case 64:
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return true;
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default:
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return false;
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}
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}
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