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cache/mmu: implememnt cache and mmu hal APIs in bootloader

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This commit is contained in:
Armando
2022-02-11 15:30:54 +08:00
parent 8b902739ac
commit c1cbd7bbf6
70 changed files with 2314 additions and 466 deletions
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27
components/bootloader_support/src/esp32s2/bootloader_esp32s2.c
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@@ -23,7 +23,6 @@
#include "esp_rom_efuse.h"
#include "esp_rom_sys.h"
#include "esp_rom_spiflash.h"
#include "esp32s2/rom/cache.h"
#include "esp_attr.h"
#include "esp_log.h"
@@ -36,6 +35,8 @@
#include "soc/rtc.h"
#include "soc/spi_periph.h"
#include "esp_efuse.h"
#include "hal/mmu_hal.h"
#include "hal/cache_hal.h"
static const char *TAG = "boot.esp32s2";
void IRAM_ATTR bootloader_configure_spi_pins(int drv)
@@ -70,18 +71,6 @@ void IRAM_ATTR bootloader_configure_spi_pins(int drv)
}
}
static void bootloader_reset_mmu(void)
{
//ToDo: save the autoload value
Cache_Suspend_ICache();
Cache_Invalidate_ICache_All();
Cache_MMU_Init();
/* normal ROM boot exits with DROM0 cache unmasked,
but serial bootloader exits with it masked. */
REG_CLR_BIT(EXTMEM_PRO_ICACHE_CTRL1_REG, EXTMEM_PRO_ICACHE_MASK_DROM0);
}
static void update_flash_config(const esp_image_header_t *bootloader_hdr)
{
uint32_t size;
@@ -113,12 +102,12 @@ static void update_flash_config(const esp_image_header_t *bootloader_hdr)
default:
size = 2;
}
uint32_t autoload = Cache_Suspend_ICache();
cache_hal_disable(CACHE_TYPE_ALL);
// Set flash chip size
esp_rom_spiflash_config_param(g_rom_flashchip.device_id, size * 0x100000, 0x10000, 0x1000, 0x100, 0xffff);
// TODO: set mode
// TODO: set frequency
Cache_Resume_ICache(autoload);
cache_hal_enable(CACHE_TYPE_ALL);
}
static void print_flash_info(const esp_image_header_t *bootloader_hdr)
@@ -315,8 +304,12 @@ esp_err_t bootloader_init(void)
esp_efuse_init_virtual_mode_in_ram();
#endif
#endif
// reset MMU
bootloader_reset_mmu();
// init cache hal
cache_hal_init();
// reset mmu
mmu_hal_init();
// Workaround: normal ROM bootloader exits with DROM0 cache unmasked, but 2nd bootloader exits with it masked.
REG_CLR_BIT(EXTMEM_PRO_ICACHE_CTRL1_REG, EXTMEM_PRO_ICACHE_MASK_DROM0);
// config clock
bootloader_clock_configure();
// initialize console, from now on, we can use esp_log