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build and link hello-world for esp32s2beta

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suda-morris
2019-06-06 10:57:29 +08:00
parent 61ce868396
commit 84b2f9f14d
108 changed files with 3377 additions and 645 deletions
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318
components/spi_flash/cache_utils.c
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@@ -20,8 +20,13 @@
#include <freertos/FreeRTOS.h>
#include <freertos/task.h>
#include <freertos/semphr.h>
#if CONFIG_IDF_TARGET_ESP32
#include <esp32/rom/spi_flash.h>
#include <esp32/rom/cache.h>
#elif CONFIG_IDF_TARGET_ESP32S2BETA
#include "esp32s2beta/rom/spi_flash.h"
#include "esp32s2beta/rom/cache.h"
#endif
#include <soc/soc.h>
#include <soc/dport_reg.h>
#include "sdkconfig.h"
@@ -31,6 +36,7 @@
#include "esp_spi_flash.h"
#include "esp_log.h"
static const char* TAG = "spiflash";
static void IRAM_ATTR spi_flash_disable_cache(uint32_t cpuid, uint32_t* saved_state);
static void IRAM_ATTR spi_flash_restore_cache(uint32_t cpuid, uint32_t saved_state);
@@ -62,7 +68,7 @@ void spi_flash_op_unlock()
}
/*
If you're going to modify this, keep in mind that while the flash caches of the pro and app
cpu are separate, the psram cache is *not*. If one of the CPUs returns from a flash routine
cpu are separate, the psram cache is *not*. If one of the CPUs returns from a flash routine
with its cache enabled but the other CPUs cache is not enabled yet, you will have problems
when accessing psram from the former CPU.
*/
@@ -133,7 +139,7 @@ void IRAM_ATTR spi_flash_disable_interrupts_caches_and_other_cpu()
}
// Kill interrupts that aren't located in IRAM
esp_intr_noniram_disable();
// This CPU executes this routine, with non-IRAM interrupts and the scheduler
// This CPU executes this routine, with non-IRAM interrupts and the scheduler
// disabled. The other CPU is spinning in the spi_flash_op_block_func task, also
// with non-iram interrupts and the scheduler disabled. None of these CPUs will
// touch external RAM or flash this way, so we can safely disable caches.
@@ -255,13 +261,19 @@ void IRAM_ATTR spi_flash_enable_interrupts_caches_no_os()
* function in ROM. They are used to work around a bug where Cache_Read_Disable requires a call to
* Cache_Flush before Cache_Read_Enable, even if cached data was not modified.
*/
#if CONFIG_IDF_TARGET_ESP32
static const uint32_t cache_mask = DPORT_APP_CACHE_MASK_OPSDRAM | DPORT_APP_CACHE_MASK_DROM0 |
DPORT_APP_CACHE_MASK_DRAM1 | DPORT_APP_CACHE_MASK_IROM0 |
DPORT_APP_CACHE_MASK_IRAM1 | DPORT_APP_CACHE_MASK_IRAM0;
#elif CONFIG_IDF_TARGET_ESP32S2BETA
// static const uint32_t icache_mask = DPORT_PRO_ICACHE_MASK_DROM0 |DPORT_PRO_ICACHE_MASK_IROM0 |
// DPORT_PRO_ICACHE_MASK_IRAM1 | DPORT_PRO_ICACHE_MASK_IRAM0;
// static const uint32_t dcache_mask = DPORT_PRO_DCACHE_MASK_DRAM1 | DPORT_PRO_DCACHE_MASK_DRAM0 |
// DPORT_PRO_DCACHE_MASK_DPORT | DPORT_PRO_DCACHE_MASK_DROM0;
#endif
static void IRAM_ATTR spi_flash_disable_cache(uint32_t cpuid, uint32_t* saved_state)
{
#if CONFIG_IDF_TARGET_ESP32
uint32_t ret = 0;
if (cpuid == 0) {
ret |= DPORT_GET_PERI_REG_BITS2(DPORT_PRO_CACHE_CTRL1_REG, cache_mask, 0);
@@ -269,33 +281,327 @@ static void IRAM_ATTR spi_flash_disable_cache(uint32_t cpuid, uint32_t* saved_st
;
}
DPORT_SET_PERI_REG_BITS(DPORT_PRO_CACHE_CTRL_REG, 1, 0, DPORT_PRO_CACHE_ENABLE_S);
} else {
}
#if !CONFIG_FREERTOS_UNICORE
else {
ret |= DPORT_GET_PERI_REG_BITS2(DPORT_APP_CACHE_CTRL1_REG, cache_mask, 0);
while (DPORT_GET_PERI_REG_BITS2(DPORT_APP_DCACHE_DBUG0_REG, DPORT_APP_CACHE_STATE, DPORT_APP_CACHE_STATE_S) != 1) {
;
}
DPORT_SET_PERI_REG_BITS(DPORT_APP_CACHE_CTRL_REG, 1, 0, DPORT_APP_CACHE_ENABLE_S);
}
#endif
*saved_state = ret;
#elif CONFIG_IDF_TARGET_ESP32S2BETA
*saved_state = Cache_Suspend_ICache();
if (!Cache_Drom0_Using_ICache()) {
*(saved_state + 1) = Cache_Suspend_DCache();
}
#endif
}
static void IRAM_ATTR spi_flash_restore_cache(uint32_t cpuid, uint32_t saved_state)
{
#if CONFIG_IDF_TARGET_ESP32
if (cpuid == 0) {
DPORT_SET_PERI_REG_BITS(DPORT_PRO_CACHE_CTRL_REG, 1, 1, DPORT_PRO_CACHE_ENABLE_S);
DPORT_SET_PERI_REG_BITS(DPORT_PRO_CACHE_CTRL1_REG, cache_mask, saved_state, 0);
} else {
}
#if !CONFIG_FREERTOS_UNICORE
else {
DPORT_SET_PERI_REG_BITS(DPORT_APP_CACHE_CTRL_REG, 1, 1, DPORT_APP_CACHE_ENABLE_S);
DPORT_SET_PERI_REG_BITS(DPORT_APP_CACHE_CTRL1_REG, cache_mask, saved_state, 0);
}
#endif
#elif CONFIG_IDF_TARGET_ESP32S2BETA
Cache_Resume_ICache(saved_state);
if (!Cache_Drom0_Using_ICache()) {
Cache_Resume_DCache(s_flash_op_cache_state[1]);
}
#endif
}
IRAM_ATTR bool spi_flash_cache_enabled()
{
#if CONFIG_IDF_TARGET_ESP32
bool result = (DPORT_REG_GET_BIT(DPORT_PRO_CACHE_CTRL_REG, DPORT_PRO_CACHE_ENABLE) != 0);
#elif CONFIG_IDF_TARGET_ESP32S2BETA
bool result = (DPORT_REG_GET_BIT(DPORT_PRO_ICACHE_CTRL_REG, DPORT_PRO_ICACHE_ENABLE) != 0);
if (!Cache_Drom0_Using_ICache()) {
result = result && (DPORT_REG_GET_BIT(DPORT_PRO_DCACHE_CTRL_REG, DPORT_PRO_DCACHE_ENABLE) != 0);
}
#endif
#if portNUM_PROCESSORS == 2
result = result && (DPORT_REG_GET_BIT(DPORT_APP_CACHE_CTRL_REG, DPORT_APP_CACHE_ENABLE) != 0);
#endif
return result;
}
#if CONFIG_IDF_TARGET_ESP32S2BETA
IRAM_ATTR void esp_config_instruction_cache_mode(void)
{
cache_size_t cache_size;
cache_ways_t cache_ways;
cache_line_size_t cache_line_size;
#if CONFIG_INSTRUCTION_CACHE_8KB
Cache_Allocate_SRAM(CACHE_MEMORY_ICACHE_LOW, CACHE_MEMORY_INVALID, CACHE_MEMORY_INVALID, CACHE_MEMORY_INVALID);
cache_size = CACHE_SIZE_8KB;
#else
Cache_Allocate_SRAM(CACHE_MEMORY_ICACHE_LOW, CACHE_MEMORY_ICACHE_HIGH, CACHE_MEMORY_INVALID, CACHE_MEMORY_INVALID);
cache_size = CACHE_SIZE_16KB;
#endif
#if CONFIG_INSTRUCTION_CACHE_4WAYS
cache_ways = CACHE_4WAYS_ASSOC;
#else
cache_ways = CACHE_8WAYS_ASSOC;
#endif
#if CONFIG_INSTRUCTION_CACHE_LINE_16B
cache_line_size = CACHE_LINE_SIZE_16B;
#elif CONFIG_INSTRUCTION_CACHE_LINE_32B
cache_line_size = CACHE_LINE_SIZE_32B;
#else
cache_line_size = CACHE_LINE_SIZE_64B;
#endif
ESP_EARLY_LOGI(TAG, "Instruction cache \t: size %dKB, %dWays, cache line size %dByte", cache_size == CACHE_SIZE_8KB ? 8 : 16,cache_ways == CACHE_4WAYS_ASSOC ? 4: 8, cache_line_size == CACHE_LINE_SIZE_16B ? 16 : (cache_line_size == CACHE_LINE_SIZE_32B ? 2 : 64));
Cache_Suspend_ICache();
Cache_Set_ICache_Mode(cache_size, cache_ways, cache_line_size);
Cache_Invalidate_ICache_All();
Cache_Resume_ICache(0);
}
IRAM_ATTR void esp_config_data_cache_mode(void)
{
cache_size_t cache_size;
cache_ways_t cache_ways;
cache_line_size_t cache_line_size;
#if CONFIG_INSTRUCTION_CACHE_8KB
#if CONFIG_DATA_CACHE_8KB
Cache_Allocate_SRAM(CACHE_MEMORY_ICACHE_LOW, CACHE_MEMORY_DCACHE_LOW, CACHE_MEMORY_INVALID, CACHE_MEMORY_INVALID);
cache_size = CACHE_SIZE_8KB;
#else
Cache_Allocate_SRAM(CACHE_MEMORY_ICACHE_LOW, CACHE_MEMORY_DCACHE_LOW, CACHE_MEMORY_DCACHE_HIGH, CACHE_MEMORY_INVALID);
cache_size = CACHE_SIZE_16KB;
#endif
#else
#if CONFIG_DATA_CACHE_8KB
Cache_Allocate_SRAM(CACHE_MEMORY_ICACHE_LOW, CACHE_MEMORY_ICACHE_HIGH, CACHE_MEMORY_DCACHE_LOW, CACHE_MEMORY_INVALID);
cache_size = CACHE_SIZE_8KB;
#else
Cache_Allocate_SRAM(CACHE_MEMORY_ICACHE_LOW, CACHE_MEMORY_ICACHE_HIGH, CACHE_MEMORY_DCACHE_LOW, CACHE_MEMORY_DCACHE_HIGH);
cache_size = CACHE_SIZE_16KB;
#endif
#endif
#if CONFIG_DATA_CACHE_4WAYS
cache_ways = CACHE_4WAYS_ASSOC;
#else
cache_ways = CACHE_8WAYS_ASSOC;
#endif
#if CONFIG_DATA_CACHE_LINE_16B
cache_line_size = CACHE_LINE_SIZE_16B;
#elif CONFIG_DATA_CACHE_LINE_32B
cache_line_size = CACHE_LINE_SIZE_32B;
#else
cache_line_size = CACHE_LINE_SIZE_64B;
#endif
ESP_EARLY_LOGI(TAG, "Data cache \t\t: size %dKB, %dWays, cache line size %dByte", cache_size == CACHE_SIZE_8KB ? 8 : 16, cache_ways == CACHE_4WAYS_ASSOC ? 4: 8, cache_line_size == CACHE_LINE_SIZE_16B ? 16 : (cache_line_size == CACHE_LINE_SIZE_32B ? 2 : 64));
Cache_Set_DCache_Mode(cache_size, cache_ways, cache_line_size);
Cache_Invalidate_DCache_All();
}
void esp_switch_rodata_to_dcache(void)
{
REG_CLR_BIT(DPORT_PRO_DCACHE_CTRL1_REG, DPORT_PRO_DCACHE_MASK_DROM0);
Cache_Drom0_Source_DCache();
MMU_Drom_ICache_Unmap();
REG_SET_BIT(DPORT_PRO_ICACHE_CTRL1_REG, DPORT_PRO_ICACHE_MASK_DROM0);
ESP_EARLY_LOGI(TAG, "Switch rodata load path to data cache.");
}
static IRAM_ATTR void esp_enable_cache_flash_wrap(bool icache, bool dcache)
{
uint32_t i_autoload, d_autoload;
if (icache) {
i_autoload = Cache_Suspend_ICache();
}
if (dcache) {
d_autoload = Cache_Suspend_DCache();
}
REG_SET_BIT(DPORT_PRO_CACHE_WRAP_AROUND_CTRL_REG, DPORT_PRO_CACHE_FLASH_WRAP_AROUND);
if (icache) {
Cache_Resume_ICache(i_autoload);
}
if (dcache) {
Cache_Resume_DCache(d_autoload);
}
}
#if CONFIG_SPIRAM_SUPPORT
static IRAM_ATTR void esp_enable_cache_spiram_wrap(bool icache, bool dcache)
{
uint32_t i_autoload, d_autoload;
if (icache) {
i_autoload = Cache_Suspend_ICache();
}
if (dcache) {
d_autoload = Cache_Suspend_DCache();
}
REG_SET_BIT(DPORT_PRO_CACHE_WRAP_AROUND_CTRL_REG, DPORT_PRO_CACHE_SRAM_RD_WRAP_AROUND);
if (icache) {
Cache_Resume_ICache(i_autoload);
}
if (dcache) {
Cache_Resume_DCache(d_autoload);
}
}
#endif
esp_err_t esp_enable_cache_wrap(bool icache_wrap_enable, bool dcache_wrap_enable)
{
int icache_wrap_size = 0, dcache_wrap_size = 0;
int flash_wrap_sizes[2]={-1, -1}, spiram_wrap_sizes[2]={-1, -1};
int flash_wrap_size = 0, spiram_wrap_size = 0;
int flash_count = 0, spiram_count = 0;
int i;
bool flash_spiram_wrap_together, flash_support_wrap = true, spiram_support_wrap = true;
if (icache_wrap_enable) {
#if CONFIG_INSTRUCTION_CACHE_LINE_16B
icache_wrap_size = 16;
#elif CONFIG_INSTRUCTION_CACHE_LINE_32B
icache_wrap_size = 32;
#else
icache_wrap_size = 64;
#endif
}
if (dcache_wrap_enable) {
#if CONFIG_DATA_CACHE_LINE_16B
dcache_wrap_size = 16;
#elif CONFIG_DATA_CACHE_LINE_32B
dcache_wrap_size = 32;
#else
dcache_wrap_size = 64;
#endif
}
uint32_t instruction_use_spiram = 0;
uint32_t rodata_use_spiram = 0;
#if CONFIG_INSTRUCTION_USE_SPIRAM
extern uint32_t esp_spiram_instruction_access_enabled();
instruction_use_spiram = esp_spiram_instruction_access_enabled();
#endif
#if CONFIG_RODATA_USE_SPIRAM
extern uint32_t esp_spiram_rodata_access_enabled();
rodata_use_spiram = esp_spiram_rodata_access_enabled();
#endif
if (instruction_use_spiram) {
spiram_wrap_sizes[0] = icache_wrap_size;
} else {
flash_wrap_sizes[0] = icache_wrap_size;
}
if (rodata_use_spiram) {
if (Cache_Drom0_Using_ICache()) {
spiram_wrap_sizes[0] = icache_wrap_size;
} else {
spiram_wrap_sizes[1] = dcache_wrap_size;
}
#ifdef CONFIG_EXT_RODATA_SUPPORT
spiram_wrap_sizes[1] = dcache_wrap_size;
#endif
} else {
if (Cache_Drom0_Using_ICache()) {
flash_wrap_sizes[0] = icache_wrap_size;
} else {
flash_wrap_sizes[1] = dcache_wrap_size;
}
#ifdef CONFIG_EXT_RODATA_SUPPORT
flash_wrap_sizes[1] = dcache_wrap_size;
#endif
}
#ifdef CONFIG_SPIRAM_SUPPORT
spiram_wrap_sizes[1] = dcache_wrap_size;
#endif
for (i = 0; i < 2; i++) {
if (flash_wrap_sizes[i] != -1) {
flash_count++;
flash_wrap_size = flash_wrap_sizes[i];
}
}
for (i = 0; i < 2; i++) {
if (spiram_wrap_sizes[i] != -1) {
spiram_count++;
spiram_wrap_size = spiram_wrap_sizes[i];
}
}
if (flash_count + spiram_count <= 2) {
flash_spiram_wrap_together = false;
} else {
flash_spiram_wrap_together = true;
}
if (flash_count > 1 && flash_wrap_sizes[0] != flash_wrap_sizes[1]) {
ESP_EARLY_LOGW(TAG, "Flash wrap with different length %d and %d, abort wrap.", flash_wrap_sizes[0], flash_wrap_sizes[1]);
if (spiram_wrap_size == 0) {
return ESP_FAIL;
}
if (flash_spiram_wrap_together) {
ESP_EARLY_LOGE(TAG, "Abort spiram wrap because flash wrap length not fixed.");
return ESP_FAIL;
}
}
if (spiram_count > 1 && spiram_wrap_sizes[0] != spiram_wrap_sizes[1]) {
ESP_EARLY_LOGW(TAG, "SPIRAM wrap with different length %d and %d, abort wrap.", spiram_wrap_sizes[0], spiram_wrap_sizes[1]);
if (flash_wrap_size == 0) {
return ESP_FAIL;
}
if (flash_spiram_wrap_together) {
ESP_EARLY_LOGW(TAG, "Abort flash wrap because spiram wrap length not fixed.");
return ESP_FAIL;
}
}
if (flash_spiram_wrap_together && flash_wrap_size != spiram_wrap_size) {
ESP_EARLY_LOGW(TAG, "SPIRAM has different wrap length with flash, %d and %d, abort wrap.", spiram_wrap_size, flash_wrap_size);
return ESP_FAIL;
}
extern bool spi_flash_support_wrap_size(uint32_t wrap_size);
if (!spi_flash_support_wrap_size(flash_wrap_size)) {
flash_support_wrap = false;
ESP_EARLY_LOGW(TAG, "Flash do not support wrap size %d.", flash_wrap_size);
}
#ifdef CONFIG_SPIRAM_SUPPORT
extern bool psram_support_wrap_size(uint32_t wrap_size);
if (!psram_support_wrap_size(spiram_wrap_size)) {
spiram_support_wrap = false;
ESP_EARLY_LOGW(TAG, "SPIRAM do not support wrap size %d.", spiram_wrap_size);
}
#endif
if (flash_spiram_wrap_together && !(flash_support_wrap && spiram_support_wrap)) {
ESP_EARLY_LOGW(TAG, "Flash and SPIRAM should support wrap together.");
return ESP_FAIL;
}
extern esp_err_t spi_flash_enable_wrap(uint32_t wrap_size);
if (flash_support_wrap && flash_wrap_size > 0) {
ESP_EARLY_LOGI(TAG, "Flash wrap enabled.");
spi_flash_enable_wrap(flash_wrap_size);
esp_enable_cache_flash_wrap((flash_wrap_sizes[0] > 0), (flash_wrap_sizes[1] > 0));
}
#if CONFIG_SPIRAM_SUPPORT
extern esp_err_t psram_enable_wrap(uint32_t wrap_size);
if (spiram_support_wrap && spiram_wrap_size > 0) {
ESP_EARLY_LOGI(TAG, "SPIRAM wrap enabled.");
psram_enable_wrap(spiram_wrap_size);
esp_enable_cache_spiram_wrap((spiram_wrap_sizes[0] > 0), (spiram_wrap_sizes[1] > 0));
}
#endif
return ESP_OK;
}
#endif