New Device: REDROID-GO

components/retro-go/README.md

@@ -18,6 +18,7 @@ Retro-Go's shared library (or framework) provides an easy way to port emulators
 | [odroid-go](targets/odroid-go/docs/README.md)                 | Official |
 | [qtpy-gamer](targets/qtpy-gamer/docs/README.md)               | Broken |
 | [rachel-esp32](targets/rachel-esp32/docs/README.md)           |   |
+| [redroid-go](targets/redroid-go/docs/README.md)               |   |
 | [retro-esp32](targets/retro-esp32/docs/README.md)             |   |
 | [retro-ruler](targets/retro-ruler-V1/docs/README.md)          |   |
 | [sdl2](targets/sdl2/docs/README.md)                           | Broken |

components/retro-go/config.h

@@ -30,6 +30,8 @@
 #include "targets/vmu/config.h"
 #elif defined(RG_TARGET_CROKPOCKET)
 #include "targets/crokpocket/config.h"
+#elif defined(RG_TARGET_REDROID_GO)
+#include "targets/redroid-go/config.h"
 #else
 #warning "No target defined. Defaulting to ODROID-GO."
 #include "targets/odroid-go/config.h"

components/retro-go/targets/redroid-go/config.h

@@ -0,0 +1,107 @@
+// Target definition
+#define RG_TARGET_NAME             "REDROID-GO"
+
+// Storage
+#define RG_STORAGE_ROOT             "/sd"
+#define RG_STORAGE_SDSPI_HOST       SPI2_HOST
+#define RG_STORAGE_SDSPI_SPEED      SDMMC_FREQ_DEFAULT
+// #define RG_STORAGE_SDMMC_HOST       SDMMC_HOST_SLOT_1
+// #define RG_STORAGE_SDMMC_SPEED      SDMMC_FREQ_DEFAULT
+// #define RG_STORAGE_FLASH_PARTITION  "vfs"
+
+// GPIO Extender
+// #define RG_I2C_GPIO_DRIVER          0   // 1 = AW9523, 2 = PCF9539, 3 = MCP23017
+// #define RG_I2C_GPIO_ADDR            0x00
+
+// Audio
+#define RG_AUDIO_USE_INT_DAC        3   // 0 = Disable, 1 = GPIO25, 2 = GPIO26, 3 = Both
+#define RG_AUDIO_USE_EXT_DAC        1   // 0 = Disable, 1 = Enable
+
+// Video
+#define RG_SCREEN_DRIVER            0   // 0 = ILI9341/ST7789
+#define RG_SCREEN_HOST              SPI2_HOST
+#define RG_SCREEN_SPEED             SPI_MASTER_FREQ_40M
+#define RG_SCREEN_BACKLIGHT         1
+#define RG_SCREEN_WIDTH             320
+#define RG_SCREEN_HEIGHT            240
+#define RG_SCREEN_ROTATE            0
+#define RG_SCREEN_VISIBLE_AREA      {0, 0, 0, 0}
+#define RG_SCREEN_SAFE_AREA         {0, 0, 0, 0}
+#define RG_SCREEN_INIT()                                                                                         \
+    ILI9341_CMD(0xCF, 0x00, 0xc3, 0x30);                                                                         \
+    ILI9341_CMD(0xED, 0x64, 0x03, 0x12, 0x81);                                                                   \
+    ILI9341_CMD(0xE8, 0x85, 0x00, 0x78);                                                                         \
+    ILI9341_CMD(0xCB, 0x39, 0x2c, 0x00, 0x34, 0x02);                                                             \
+    ILI9341_CMD(0xF7, 0x20);                                                                                     \
+    ILI9341_CMD(0xEA, 0x00, 0x00);                                                                               \
+    ILI9341_CMD(0xC0, 0x1B);                 /* Power control   //VRH[5:0] */                                    \
+    ILI9341_CMD(0xC1, 0x12);                 /* Power control   //SAP[2:0];BT[3:0] */                            \
+    ILI9341_CMD(0xC5, 0x32, 0x3C);           /* VCM control */                                                   \
+    ILI9341_CMD(0xC7, 0x91);                 /* VCM control2 */                                                  \
+    ILI9341_CMD(0x36, 0xA8);                 /* Memory Access Control (MY|MV|BGR) */                             \
+    ILI9341_CMD(0xB1, 0x00, 0x10);           /* Frame Rate Control (1B=70, 1F=61, 10=119) */                     \
+    ILI9341_CMD(0xB6, 0x0A, 0xA2);           /* Display Function Control */                                      \
+    ILI9341_CMD(0xF6, 0x01, 0x30);                                                                               \
+    ILI9341_CMD(0xF2, 0x00);                 /* 3Gamma Function Disable */                                       \
+    ILI9341_CMD(0x26, 0x01);                 /* Gamma curve selected */                                          \
+    ILI9341_CMD(0xE0, 0x0F, 0x31, 0x2B, 0x0C, 0x0E, 0x08, 0x4E, 0xF1, 0x37, 0x07, 0x10, 0x03, 0x0E, 0x09, 0x00); \
+    ILI9341_CMD(0x21);                       /* Invert colors */                                                 \
+    ILI9341_CMD(0xE1, 0x00, 0x0E, 0x14, 0x03, 0x11, 0x07, 0x31, 0xC1, 0x48, 0x08, 0x0F, 0x0C, 0x31, 0x36, 0x0F);
+
+// Input
+// Refer to rg_input.h to see all available RG_KEY_* and RG_GAMEPAD_*_MAP types
+#define RG_GAMEPAD_ADC_MAP {\
+    {RG_KEY_UP,    ADC_UNIT_1, ADC_CHANNEL_7, ADC_ATTEN_DB_11, 3072, 4096},\
+    {RG_KEY_DOWN,  ADC_UNIT_1, ADC_CHANNEL_7, ADC_ATTEN_DB_11, 1024, 3071},\
+    {RG_KEY_LEFT,  ADC_UNIT_1, ADC_CHANNEL_6, ADC_ATTEN_DB_11, 3072, 4096},\
+    {RG_KEY_RIGHT, ADC_UNIT_1, ADC_CHANNEL_6, ADC_ATTEN_DB_11, 1024, 3071},\
+}
+#define RG_GAMEPAD_GPIO_MAP {\
+    {RG_KEY_SELECT, .num = GPIO_NUM_27, .pullup = 1, .level = 0},\
+    {RG_KEY_START,  .num = GPIO_NUM_39, .pullup = 0, .level = 0},\
+    {RG_KEY_MENU,   .num = GPIO_NUM_13, .pullup = 1, .level = 0},\
+    {RG_KEY_OPTION, .num = GPIO_NUM_0,  .pullup = 0, .level = 0},\
+    {RG_KEY_A,      .num = GPIO_NUM_32, .pullup = 1, .level = 0},\
+    {RG_KEY_B,      .num = GPIO_NUM_33, .pullup = 1, .level = 0},\
+}
+
+// Battery
+#define RG_BATTERY_DRIVER           1
+#define RG_BATTERY_ADC_UNIT         ADC_UNIT_1
+#define RG_BATTERY_ADC_CHANNEL      ADC_CHANNEL_0
+#define RG_BATTERY_CALC_PERCENT(raw) (((raw) * 2.f - 3500.f) / (4200.f - 3500.f) * 100.f)
+#define RG_BATTERY_CALC_VOLTAGE(raw) ((raw) * 2.f * 0.001f)
+
+
+// Status LED
+#define RG_GPIO_LED                 GPIO_NUM_2
+
+// I2C BUS
+// #define RG_GPIO_I2C_SDA             GPIO_NUM_15
+// #define RG_GPIO_I2C_SCL             GPIO_NUM_4
+
+// SPI Display
+#define RG_GPIO_LCD_MISO            GPIO_NUM_19
+#define RG_GPIO_LCD_MOSI            GPIO_NUM_23
+#define RG_GPIO_LCD_CLK             GPIO_NUM_18
+#define RG_GPIO_LCD_CS              GPIO_NUM_5
+#define RG_GPIO_LCD_DC              GPIO_NUM_21
+#define RG_GPIO_LCD_BCKL            GPIO_NUM_14
+// #define RG_GPIO_LCD_RST           GPIO_NUM_NC
+
+// SPI SD Card
+#define RG_GPIO_SDSPI_MISO          GPIO_NUM_19
+#define RG_GPIO_SDSPI_MOSI          GPIO_NUM_23
+#define RG_GPIO_SDSPI_CLK           GPIO_NUM_18
+#define RG_GPIO_SDSPI_CS            GPIO_NUM_22
+
+// External I2S DAC
+#define RG_GPIO_SND_I2S_BCK         GPIO_NUM_4
+#define RG_GPIO_SND_I2S_WS          GPIO_NUM_12
+#define RG_GPIO_SND_I2S_DATA        GPIO_NUM_15
+// #define RG_GPIO_SND_AMP_ENABLE      GPIO_NUM_NC
+
+// Updater
+#define RG_UPDATER_ENABLE               1
+#define RG_UPDATER_APPLICATION          RG_APP_FACTORY
+#define RG_UPDATER_DOWNLOAD_LOCATION    RG_STORAGE_ROOT "/odroid/firmware"

components/retro-go/targets/redroid-go/docs/README.md

@@ -0,0 +1,16 @@
+# REDROID-GO
+- Status: Fully supported
+- Ref: https://github.com/aseoista/redroid-go
+
+DIY, open ODROID-GO clone, with improved features!
+
+# Hardware info
+- Module: ESP32-WROVER-E-N16R8
+- USB-C Connector
+- IPS Display
+- CH340 serial converter
+- GPIO
+- 1200 mAh battery
+
+# Images
+![device.png](device.png)

components/retro-go/targets/redroid-go/env.py

@@ -0,0 +1,9 @@
+# This file is injected late into rg_tool.py, you can run arbitrary python code here
+# For example override python variables or set environment variables with os.putenv
+
+# Espressif chip in the device
+IDF_TARGET = "esp32"
+# .fw file format, if supported by the device
+FW_FORMAT = "odroid"
+# Default apps to build when none is specified (comment to build all)
+# DEFAULT_APPS = "launcher prboom-go"

components/retro-go/targets/redroid-go/sdkconfig

@@ -0,0 +1,199 @@
+#
+# Serial flasher config
+#
+CONFIG_ESPTOOLPY_PORT="/dev/ttyUSB0"
+CONFIG_ESPTOOLPY_BAUD_115200B=n
+CONFIG_ESPTOOLPY_BAUD_230400B=n
+CONFIG_ESPTOOLPY_BAUD_921600B=y
+CONFIG_ESPTOOLPY_BAUD_2MB=n
+CONFIG_ESPTOOLPY_BAUD=921600
+CONFIG_ESPTOOLPY_COMPRESSED=y
+CONFIG_ESPTOOLPY_FLASHMODE="dio"
+CONFIG_ESPTOOLPY_FLASHFREQ_80M=y
+CONFIG_ESPTOOLPY_FLASHFREQ_40M=n
+CONFIG_ESPTOOLPY_FLASHFREQ_26M=n
+CONFIG_ESPTOOLPY_FLASHFREQ_20M=n
+CONFIG_ESPTOOLPY_FLASHFREQ="80m"
+CONFIG_ESPTOOLPY_FLASHSIZE_1MB=n
+CONFIG_ESPTOOLPY_FLASHSIZE_2MB=n
+CONFIG_ESPTOOLPY_FLASHSIZE_4MB=n
+CONFIG_ESPTOOLPY_FLASHSIZE_8MB=n
+CONFIG_ESPTOOLPY_FLASHSIZE_16MB=y
+CONFIG_ESPTOOLPY_FLASHSIZE="16MB"
+CONFIG_ESPTOOLPY_FLASHSIZE_DETECT=y
+CONFIG_ESPTOOLPY_FLASHMODE_QIO=y
+
+#
+# Compiler options
+#
+CONFIG_COMPILER_OPTIMIZATION_DEFAULT=n
+CONFIG_COMPILER_OPTIMIZATION_SIZE=y
+# IMPORTANT: ENABLE=y adds almost 50K to the executable, can't fit in our current 2.5MB goal...
+CONFIG_COMPILER_OPTIMIZATION_ASSERTIONS_ENABLE=n
+CONFIG_COMPILER_OPTIMIZATION_ASSERTIONS_SILENT=y
+CONFIG_COMPILER_OPTIMIZATION_ASSERTIONS_DISABLE=n
+CONFIG_COMPILER_CXX_EXCEPTIONS=n
+CONFIG_COMPILER_STACK_CHECK_MODE_NONE=y
+CONFIG_COMPILER_STACK_CHECK_MODE_NORM=n
+CONFIG_COMPILER_STACK_CHECK_MODE_STRONG=n
+CONFIG_COMPILER_STACK_CHECK_MODE_ALL=n
+CONFIG_COMPILER_STACK_CHECK=n
+
+#
+# SPI configuration
+#
+CONFIG_SPI_MASTER_IN_IRAM=y
+CONFIG_SPI_MASTER_ISR_IN_IRAM=y
+
+#
+# ESP32-specific
+#
+CONFIG_ESP32_REV_MIN_0=n
+CONFIG_ESP32_REV_MIN_1=y
+CONFIG_ESP32_REV_MIN_2=n
+CONFIG_ESP32_REV_MIN_3=n
+CONFIG_ESP32_REV_MIN=1
+CONFIG_ESP32_DEFAULT_CPU_FREQ_80=n
+CONFIG_ESP32_DEFAULT_CPU_FREQ_160=n
+CONFIG_ESP32_DEFAULT_CPU_FREQ_240=y
+CONFIG_ESP32_DEFAULT_CPU_FREQ_MHZ=240
+CONFIG_ESP_SYSTEM_PANIC_PRINT_HALT=n
+CONFIG_ESP_SYSTEM_PANIC_PRINT_REBOOT=y
+CONFIG_ESP_SYSTEM_PANIC_SILENT_REBOOT=n
+CONFIG_ESP_SYSTEM_PANIC_GDBSTUB=n
+CONFIG_ESP32_DEBUG_OCDAWARE=n
+CONFIG_ESP_MAIN_TASK_STACK_SIZE=8192
+CONFIG_ESP_INT_WDT=y
+CONFIG_ESP_TASK_WDT=n
+CONFIG_NEWLIB_NANO_FORMAT=y
+
+#
+# SPI RAM config
+#
+CONFIG_ESP32_SPIRAM_SUPPORT=y
+CONFIG_SPIRAM_BOOT_INIT=y
+CONFIG_SPIRAM_IGNORE_NOTFOUND=y
+CONFIG_SPIRAM_USE_MEMMAP=n
+CONFIG_SPIRAM_USE_CAPS_ALLOC=n
+CONFIG_SPIRAM_USE_MALLOC=y
+CONFIG_SPIRAM_TYPE_AUTO=y
+CONFIG_SPIRAM_TYPE_ESPPSRAM32=n
+CONFIG_SPIRAM_TYPE_ESPPSRAM64=n
+CONFIG_SPIRAM_SIZE=-1
+CONFIG_SPIRAM_SPEED_40M=n
+CONFIG_SPIRAM_SPEED_80M=y
+CONFIG_SPIRAM_MEMTEST=n
+CONFIG_SPIRAM_CACHE_WORKAROUND=n
+CONFIG_SPIRAM_BANKSWITCH_ENABLE=n
+CONFIG_SPIRAM_MALLOC_ALWAYSINTERNAL=32768
+CONFIG_SPIRAM_MALLOC_RESERVE_INTERNAL=32768
+CONFIG_SPIRAM_OCCUPY_HSPI_HOST=n
+CONFIG_SPIRAM_OCCUPY_VSPI_HOST=y
+CONFIG_SPIRAM_OCCUPY_NO_HOST=n
+
+#
+# FAT Filesystem support
+#
+CONFIG_FATFS_CODEPAGE_437=y
+CONFIG_FATFS_CODEPAGE=437
+CONFIG_FATFS_LFN_NONE=n
+CONFIG_FATFS_LFN_HEAP=y
+CONFIG_FATFS_LFN_STACK=n
+CONFIG_FATFS_MAX_LFN=255
+CONFIG_FATFS_USE_FASTSEEK=y
+
+#
+# FreeRTOS
+#
+CONFIG_FREERTOS_HZ=100
+CONFIG_FREERTOS_CHECK_STACKOVERFLOW_NONE=n
+CONFIG_FREERTOS_CHECK_STACKOVERFLOW_PTRVAL=y
+CONFIG_FREERTOS_CHECK_STACKOVERFLOW_CANARY=n
+CONFIG_FREERTOS_ASSERT_FAIL_ABORT=y
+CONFIG_FREERTOS_ASSERT_FAIL_PRINT_CONTINUE=n
+CONFIG_FREERTOS_ASSERT_DISABLE=n
+CONFIG_FREERTOS_IDLE_TASK_STACKSIZE=1024
+CONFIG_FREERTOS_USE_TRACE_FACILITY=n
+CONFIG_FREERTOS_GENERATE_RUN_TIME_STATS=n
+CONFIG_FREERTOS_CHECK_MUTEX_GIVEN_BY_OWNER=n
+
+#
+# Log output
+#
+CONFIG_LOG_DEFAULT_LEVEL_NONE=n
+CONFIG_LOG_DEFAULT_LEVEL_ERROR=n
+CONFIG_LOG_DEFAULT_LEVEL_WARN=y
+CONFIG_LOG_DEFAULT_LEVEL_INFO=n
+CONFIG_LOG_DEFAULT_LEVEL_DEBUG=n
+CONFIG_LOG_DEFAULT_LEVEL_VERBOSE=n
+CONFIG_LOG_DEFAULT_LEVEL=2
+CONFIG_LOG_COLORS=y
+
+#
+# Misc
+#
+# ODROID-GO partition table doesn't use any checksum
+CONFIG_APP_COMPATIBLE_PRE_V3_1_BOOTLOADERS=y
+CONFIG_PARTITION_TABLE_MD5=n
+CONFIG_APP_BUILD_BOOTLOADER=n
+
+#
+# HTTP Server
+#
+CONFIG_HTTPD_MAX_REQ_HDR_LEN=1024
+CONFIG_HTTPD_MAX_URI_LEN=1024
+
+#
+# TLS
+#
+# Not ideal but I don't want to deal with CAs right now :(
+CONFIG_ESP_TLS_INSECURE=y
+CONFIG_ESP_TLS_SKIP_SERVER_CERT_VERIFY=y
+CONFIG_MBEDTLS_ECP_FIXED_POINT_OPTIM=n
+CONFIG_MBEDTLS_CERTIFICATE_BUNDLE=y
+# CONFIG_MBEDTLS_CERTIFICATE_BUNDLE_DEFAULT_FULL is not set
+CONFIG_MBEDTLS_CERTIFICATE_BUNDLE_DEFAULT_CMN=y
+# CONFIG_MBEDTLS_CERTIFICATE_BUNDLE_DEFAULT_NONE is not set
+# CONFIG_MBEDTLS_CUSTOM_CERTIFICATE_BUNDLE is not set
+CONFIG_MBEDTLS_CERTIFICATE_BUNDLE_MAX_CERTS=200
+# CONFIG_MBEDTLS_TLS_SERVER_AND_CLIENT is not set
+# CONFIG_MBEDTLS_TLS_SERVER_ONLY is not set
+CONFIG_MBEDTLS_TLS_CLIENT_ONLY=y
+# CONFIG_MBEDTLS_TLS_DISABLED is not set
+CONFIG_MBEDTLS_TLS_CLIENT=y
+CONFIG_MBEDTLS_TLS_ENABLED=y
+
+#
+# SPI Flash driver
+#
+CONFIG_SPI_FLASH_ENABLE_ENCRYPTED_READ_WRITE=n
+
+#
+# Wi-Fi
+#
+CONFIG_ESP32_WIFI_IRAM_OPT=n
+CONFIG_ESP32_WIFI_RX_IRAM_OPT=n
+CONFIG_ESP32_WIFI_NVS_ENABLED=n
+
+#
+# Ethernet
+#
+CONFIG_ETH_USE_ESP32_EMAC=n
+CONFIG_ETH_USE_SPI_ETHERNET=n
+CONFIG_ETH_USE_OPENETH=n
+
+#
+# Silence deprecations because I have no intention of fixing them right now
+#
+CONFIG_ADC_SUPPRESS_DEPRECATE_WARN=y
+CONFIG_I2S_SUPPRESS_DEPRECATE_WARN=y
+
+#
+# Partition table
+#
+# CONFIG_PARTITION_TABLE_SINGLE_APP is not set
+# CONFIG_PARTITION_TABLE_SINGLE_APP_LARGE is not set
+# CONFIG_PARTITION_TABLE_TWO_OTA is not set
+CONFIG_PARTITION_TABLE_CUSTOM=y
+CONFIG_PARTITION_TABLE_CUSTOM_FILENAME="../partitions.csv"
+CONFIG_PARTITION_TABLE_FILENAME="../partitions.csv"