arduino-esp32/cores/esp32/esp32-hal-psram.c
Me No Dev 5502879a5b
v2.0.0 Add support for ESP32S2 and update ESP-IDF to 4.4 (#4996)
This is very much still work in progress and much more will change before the final 2.0.0

Some APIs have changed. New libraries have been added. LittleFS included.

Co-authored-by: Seon Rozenblum <seonr@3sprockets.com>
Co-authored-by: Me No Dev <me-no-dev@users.noreply.github.com>
Co-authored-by: geeksville <kevinh@geeksville.com>
Co-authored-by: Mike Dunston <m_dunston@comcast.net>
Co-authored-by: Unexpected Maker <seon@unexpectedmaker.com>
Co-authored-by: Seon Rozenblum <seonr@3sprockets.com>
Co-authored-by: microDev <70126934+microDev1@users.noreply.github.com>
Co-authored-by: tobozo <tobozo@users.noreply.github.com>
Co-authored-by: bobobo1618 <bobobo1618@users.noreply.github.com>
Co-authored-by: lorol <lorolouis@gmail.com>
Co-authored-by: geeksville <kevinh@geeksville.com>
Co-authored-by: Limor "Ladyada" Fried <limor@ladyada.net>
Co-authored-by: Sweety <switi.mhaiske@espressif.com>
Co-authored-by: Loick MAHIEUX <loick111@gmail.com>
Co-authored-by: Larry Bernstone <lbernstone@gmail.com>
Co-authored-by: Valerii Koval <valeros@users.noreply.github.com>
Co-authored-by: 快乐的我531 <2302004040@qq.com>
Co-authored-by: chegewara <imperiaonline4@gmail.com>
Co-authored-by: Clemens Kirchgatterer <clemens@1541.org>
Co-authored-by: Aron Rubin <aronrubin@gmail.com>
Co-authored-by: Pete Lewis <601236+lewispg228@users.noreply.github.com>
2021-04-05 14:23:58 +03:00

136 lines
3.5 KiB
C

// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "esp32-hal.h"
#if CONFIG_SPIRAM_SUPPORT || CONFIG_SPIRAM
#include "soc/efuse_reg.h"
#include "esp_heap_caps.h"
#include "esp_system.h"
#ifdef ESP_IDF_VERSION_MAJOR // IDF 4+
#if CONFIG_IDF_TARGET_ESP32 // ESP32/PICO-D4
#include "esp32/spiram.h"
#elif CONFIG_IDF_TARGET_ESP32S2
#include "esp32s2/spiram.h"
#include "esp32s2/rom/cache.h"
#else
#error Target CONFIG_IDF_TARGET is not supported
#endif
#else // ESP32 Before IDF 4.0
#include "esp_spiram.h"
#endif
static volatile bool spiramDetected = false;
static volatile bool spiramFailed = false;
bool psramInit(){
if (spiramDetected) {
return true;
}
#ifndef CONFIG_SPIRAM_BOOT_INIT
if (spiramFailed) {
return false;
}
#if CONFIG_IDF_TARGET_ESP32
uint32_t chip_ver = REG_GET_FIELD(EFUSE_BLK0_RDATA3_REG, EFUSE_RD_CHIP_VER_PKG);
uint32_t pkg_ver = chip_ver & 0x7;
if (pkg_ver == EFUSE_RD_CHIP_VER_PKG_ESP32D2WDQ5 || pkg_ver == EFUSE_RD_CHIP_VER_PKG_ESP32PICOD2) {
spiramFailed = true;
log_w("PSRAM not supported!");
return false;
}
#elif CONFIG_IDF_TARGET_ESP32S2
extern void esp_config_data_cache_mode(void);
esp_config_data_cache_mode();
Cache_Enable_DCache(0);
#endif
if (esp_spiram_init() != ESP_OK) {
spiramFailed = true;
log_w("PSRAM init failed!");
#if CONFIG_IDF_TARGET_ESP32
pinMatrixOutDetach(16, false, false);
pinMatrixOutDetach(17, false, false);
#endif
return false;
}
esp_spiram_init_cache();
if (!esp_spiram_test()) {
spiramFailed = true;
log_e("PSRAM test failed!");
return false;
}
if (esp_spiram_add_to_heapalloc() != ESP_OK) {
spiramFailed = true;
log_e("PSRAM could not be added to the heap!");
return false;
}
#if CONFIG_SPIRAM_MALLOC_ALWAYSINTERNAL && !CONFIG_ARDUINO_ISR_IRAM
heap_caps_malloc_extmem_enable(CONFIG_SPIRAM_MALLOC_ALWAYSINTERNAL);
#endif
#endif
spiramDetected = true;
log_d("PSRAM enabled");
return true;
}
bool ARDUINO_ISR_ATTR psramFound(){
return spiramDetected;
}
void ARDUINO_ISR_ATTR *ps_malloc(size_t size){
if(!spiramDetected){
return NULL;
}
return heap_caps_malloc(size, MALLOC_CAP_SPIRAM | MALLOC_CAP_8BIT);
}
void ARDUINO_ISR_ATTR *ps_calloc(size_t n, size_t size){
if(!spiramDetected){
return NULL;
}
return heap_caps_calloc(n, size, MALLOC_CAP_SPIRAM | MALLOC_CAP_8BIT);
}
void ARDUINO_ISR_ATTR *ps_realloc(void *ptr, size_t size){
if(!spiramDetected){
return NULL;
}
return heap_caps_realloc(ptr, size, MALLOC_CAP_SPIRAM | MALLOC_CAP_8BIT);
}
#else
bool psramInit(){
return false;
}
bool ARDUINO_ISR_ATTR psramFound(){
return false;
}
void ARDUINO_ISR_ATTR *ps_malloc(size_t size){
return NULL;
}
void ARDUINO_ISR_ATTR *ps_calloc(size_t n, size_t size){
return NULL;
}
void ARDUINO_ISR_ATTR *ps_realloc(void *ptr, size_t size){
return NULL;
}
#endif