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Tasmota/lib/lib_display/UDisplay/uDisplay.h

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#ifndef _UDISP_
#define _UDISP_
#include <Adafruit_GFX.h>
#include <renderer.h>
#include <Wire.h>
#include <SPI.h>
#ifdef ESP32
#ifdef CONFIG_IDF_TARGET_ESP32S3
#define USE_ESP32_S3
#endif
#include "driver/spi_master.h"
#if ESP_IDF_VERSION_MAJOR >= 5
#include "soc/gpio_periph.h"
#include <rom/gpio.h>
#endif // ESP_IDF_VERSION_MAJOR >= 5
#endif
#ifdef USE_ESP32_S3
#include <esp_lcd_panel_io.h>
#include "esp_private/gdma.h"
#include <hal/gpio_ll.h>
#include <hal/lcd_hal.h>
#include <soc/lcd_cam_reg.h>
#include <soc/lcd_cam_struct.h>
static inline volatile uint32_t* get_gpio_hi_reg(int_fast8_t pin) { return (pin & 32) ? &GPIO.out1_w1ts.val : &GPIO.out_w1ts; }
//static inline volatile uint32_t* get_gpio_hi_reg(int_fast8_t pin) { return (volatile uint32_t*)((pin & 32) ? 0x60004014 : 0x60004008) ; } // workaround Eratta
static inline volatile uint32_t* get_gpio_lo_reg(int_fast8_t pin) { return (pin & 32) ? &GPIO.out1_w1tc.val : &GPIO.out_w1tc; }
//static inline volatile uint32_t* get_gpio_lo_reg(int_fast8_t pin) { return (volatile uint32_t*)((pin & 32) ? 0x60004018 : 0x6000400C) ; }
static inline bool gpio_in(int_fast8_t pin) { return ((pin & 32) ? GPIO.in1.data : GPIO.in) & (1 << (pin & 31)); }
static inline void gpio_hi(int_fast8_t pin) { if (pin >= 0) *get_gpio_hi_reg(pin) = 1 << (pin & 31); } // ESP_LOGI("LGFX", "gpio_hi: %d", pin); }
static inline void gpio_lo(int_fast8_t pin) { if (pin >= 0) *get_gpio_lo_reg(pin) = 1 << (pin & 31); } // ESP_LOGI("LGFX", "gpio_lo: %d", pin); }
#include "esp_lcd_panel_interface.h"
#include "esp_lcd_panel_rgb.h"
#include "esp_pm.h"
#include "esp_lcd_panel_ops.h"
#include <hal/dma_types.h>
#include <rom/cache.h>
#if ESP_IDF_VERSION_MAJOR >= 5
#include "esp_rom_lldesc.h"
#endif // ESP_IDF_VERSION_MAJOR >= 5
#endif // USE_ESP32_S3
#define _UDSP_I2C 1
#define _UDSP_SPI 2
#define _UDSP_PAR8 3
#define _UDSP_PAR16 4
#define _UDSP_RGB 5
#define UDISP1_WHITE 1
#define UDISP1_BLACK 0
#define MAX_LUTS 5
#define DISPLAY_INIT_MODE 0
#define DISPLAY_INIT_PARTIAL 1
#define DISPLAY_INIT_FULL 2
enum uColorType { uCOLOR_BW, uCOLOR_COLOR };
// Color definitions
#define UDISP_BLACK 0x0000 /* 0, 0, 0 */
#define UDISP_NAVY 0x000F /* 0, 0, 128 */
#define UDISP_DARKGREEN 0x03E0 /* 0, 128, 0 */
#define UDISP_DARKCYAN 0x03EF /* 0, 128, 128 */
#define UDISP_MAROON 0x7800 /* 128, 0, 0 */
#define UDISP_PURPLE 0x780F /* 128, 0, 128 */
#define UDISP_OLIVE 0x7BE0 /* 128, 128, 0 */
#define UDISP_LIGHTGREY 0xC618 /* 192, 192, 192 */
#define UDISP_DARKGREY 0x7BEF /* 128, 128, 128 */
#define UDISP_BLUE 0x001F /* 0, 0, 255 */
#define UDISP_GREEN 0x07E0 /* 0, 255, 0 */
#define UDISP_CYAN 0x07FF /* 0, 255, 255 */
#define UDISP_RED 0xF800 /* 255, 0, 0 */
#define UDISP_MAGENTA 0xF81F /* 255, 0, 255 */
#define UDISP_YELLOW 0xFFE0 /* 255, 255, 0 */
#define UDISP_WHITE 0xFFFF /* 255, 255, 255 */
#define UDISP_ORANGE 0xFD20 /* 255, 165, 0 */
#define UDISP_GREENYELLOW 0xAFE5 /* 173, 255, 47 */
#define UDISP_PINK 0xF81F
#ifdef ESP8266
#define PIN_OUT_SET 0x60000304
#define PIN_OUT_CLEAR 0x60000308
#define GPIO_SET(A) WRITE_PERI_REG( PIN_OUT_SET, 1 << A)
#define GPIO_CLR(A) WRITE_PERI_REG( PIN_OUT_CLEAR, 1 << A)
#define GPIO_CLR_SLOW(A) digitalWrite(A, LOW)
#define GPIO_SET_SLOW(A) digitalWrite(A, HIGH)
#else
#undef GPIO_SET
#undef GPIO_CLR
#undef GPIO_SET_SLOW
#undef GPIO_CLR_SLOW
#if CONFIG_IDF_TARGET_ESP32C2 || CONFIG_IDF_TARGET_ESP32C3 || CONFIG_IDF_TARGET_ESP32C6
#define GPIO_CLR(A) GPIO.out_w1tc.val = (1 << A)
#define GPIO_SET(A) GPIO.out_w1ts.val = (1 << A)
#else // plain ESP32
#define GPIO_CLR(A) GPIO.out_w1tc = (1 << A)
#define GPIO_SET(A) GPIO.out_w1ts = (1 << A)
#endif
#define GPIO_CLR_SLOW(A) digitalWrite(A, LOW)
#define GPIO_SET_SLOW(A) digitalWrite(A, HIGH)
#endif
#define SPI_BEGIN_TRANSACTION if (spi_nr <= 2) beginTransaction(spiSettings);
#define SPI_END_TRANSACTION if (spi_nr <= 2) endTransaction();
#define SPI_CS_LOW if (spi_cs >= 0) GPIO_CLR_SLOW(spi_cs);
#define SPI_CS_HIGH if (spi_cs >= 0) GPIO_SET_SLOW(spi_cs);
#define SPI_DC_LOW if (spi_dc >= 0) GPIO_CLR_SLOW(spi_dc);
#define SPI_DC_HIGH if (spi_dc >= 0) GPIO_SET_SLOW(spi_dc);
#if defined(USE_ESP32_S3) && ESP_IDF_VERSION_MAJOR < 5
struct esp_lcd_i80_bus_t {
int bus_id; // Bus ID, index from 0
portMUX_TYPE spinlock; // spinlock used to protect i80 bus members(hal, device_list, cur_trans)
lcd_hal_context_t hal; // Hal object
size_t bus_width; // Number of data lines
intr_handle_t intr; // LCD peripheral interrupt handle
void* pm_lock; // Power management lock
size_t num_dma_nodes; // Number of DMA descriptors
uint8_t *format_buffer; // The driver allocates an internal buffer for DMA to do data format transformer
size_t resolution_hz; // LCD_CLK resolution, determined by selected clock source
gdma_channel_handle_t dma_chan; // DMA channel handle
};
// extract from esp-idf esp_lcd_rgb_panel.c
struct esp_rgb_panel_t
{
esp_lcd_panel_t base; // Base class of generic lcd panel
int panel_id; // LCD panel ID
lcd_hal_context_t hal; // Hal layer object
size_t data_width; // Number of data lines (e.g. for RGB565, the data width is 16)
size_t sram_trans_align; // Alignment for framebuffer that allocated in SRAM
size_t psram_trans_align; // Alignment for framebuffer that allocated in PSRAM
int disp_gpio_num; // Display control GPIO, which is used to perform action like "disp_off"
intr_handle_t intr; // LCD peripheral interrupt handle
esp_pm_lock_handle_t pm_lock; // Power management lock
size_t num_dma_nodes; // Number of DMA descriptors that used to carry the frame buffer
uint8_t *fb; // Frame buffer
size_t fb_size; // Size of frame buffer
int data_gpio_nums[SOC_LCD_RGB_DATA_WIDTH]; // GPIOs used for data lines, we keep these GPIOs for action like "invert_color"
size_t resolution_hz; // Peripheral clock resolution
esp_lcd_rgb_timing_t timings; // RGB timing parameters (e.g. pclk, sync pulse, porch width)
gdma_channel_handle_t dma_chan; // DMA channel handle
#if ESP_IDF_VERSION_MAJOR < 5
esp_lcd_rgb_panel_frame_trans_done_cb_t on_frame_trans_done; // Callback, invoked after frame trans done
#endif // ESP_IDF_VERSION_MAJOR < 5
void *user_ctx; // Reserved user's data of callback functions
int x_gap; // Extra gap in x coordinate, it's used when calculate the flush window
int y_gap; // Extra gap in y coordinate, it's used when calculate the flush window
struct
{
unsigned int disp_en_level : 1; // The level which can turn on the screen by `disp_gpio_num`
unsigned int stream_mode : 1; // If set, the LCD transfers data continuously, otherwise, it stops refreshing the LCD when transaction done
unsigned int fb_in_psram : 1; // Whether the frame buffer is in PSRAM
} flags;
dma_descriptor_t dma_nodes[]; // DMA descriptor pool of size `num_dma_nodes`
};
#endif //USE_ESP32_S3 && ESP_IDF_VERSION_MAJOR < 5
class uDisplay : public Renderer {
public:
uDisplay(char *);
~uDisplay(void);
Renderer *Init(void);
void DisplayInit(int8_t p,int8_t size,int8_t rot,int8_t font);
void Updateframe();
void DisplayOnff(int8_t on);
void Splash(void);
char *devname(void);
uint16_t fgcol(void);
uint16_t bgcol(void);
int8_t color_type(void);
// void dim(uint8_t dim); // original version with 4 bits resolution 0..15
virtual void dim10(uint8_t dim, uint16_t dim_gamma); // dimmer with 8 bits resolution, 0..255. Gamma correction must be done by caller with 10 bits resolution
uint16_t GetColorFromIndex(uint8_t index);
void setRotation(uint8_t m);
void fillScreen(uint16_t color);
void fillRect(int16_t x, int16_t y, int16_t w, int16_t h, uint16_t color);
void pushColors(uint16_t *data, uint16_t len, boolean first);
void TS_RotConvert(int16_t *x, int16_t *y);
void invertDisplay(boolean i);
void SetPwrCB(pwr_cb cb) { pwr_cbp = cb; };
void SetDimCB(dim_cb cb) { dim_cbp = cb; };
private:
void beginTransaction(SPISettings s);
void endTransaction(void);
void setAddrWindow(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1);
void drawPixel(int16_t x, int16_t y, uint16_t color);
void drawFastHLine(int16_t x, int16_t y, int16_t w, uint16_t color);
void drawFastVLine(int16_t x, int16_t y, int16_t h, uint16_t color);
uint32_t str2c(char **sp, char *vp, uint32_t len);
void i2c_command(uint8_t val);
void ulcd_command_one(uint8_t val);
void ulcd_command(uint8_t val);
void ulcd_data8(uint8_t val);
void ulcd_data16(uint16_t val);
void ulcd_data32(uint32_t val);
void write8(uint8_t val);
void write8_slow(uint8_t val);
void write9(uint8_t val, uint8_t dc);
void write9_slow(uint8_t val, uint8_t dc);
void hw_write9(uint8_t val, uint8_t dc);
void write16(uint16_t val);
void write32(uint32_t val);
void spi_data9(uint8_t d, uint8_t dc);
void WriteColor(uint16_t color);
void SetLut(const unsigned char* lut);
void SetLuts(void);
void DisplayFrame_29(void);
void Updateframe_EPD();
//void DisplayFrame_42(const unsigned char* frame_buffer);
void SetFrameMemory(const unsigned char* image_buffer);
void SetFrameMemory(const unsigned char* image_buffer, uint16_t x, uint16_t y, uint16_t image_width, uint16_t image_height);
void SetMemoryArea(int x_start, int y_start, int x_end, int y_end);
void SetMemoryPointer(int x, int y);
void DrawAbsolutePixel(int x, int y, int16_t color);
void drawPixel_EPD(int16_t x, int16_t y, uint16_t color);
void fillRect_EPD(int16_t x, int16_t y, int16_t w, int16_t h, uint16_t color);
void drawFastVLine_EPD(int16_t x, int16_t y, int16_t h, uint16_t color);
void drawFastHLine_EPD(int16_t x, int16_t y, int16_t w, uint16_t color);
void Init_EPD(int8_t p);
void spi_command_EPD(uint8_t val);
void spi_data8_EPD(uint8_t val);
//void SetPartialWindow_42(uint8_t* frame_buffer, int16_t x, int16_t y, int16_t w, int16_t l, int16_t dtm);
void ClearFrameMemory(unsigned char color);
void ClearFrame_42(void);
void DisplayFrame_42(void);
uint8_t strlen_ln(char *str);
int32_t next_val(char **sp);
uint32_t next_hex(char **sp);
void setAddrWindow_int(uint16_t x, uint16_t y, uint16_t w, uint16_t h);
char dname[16];
int8_t bpp;
uint8_t col_type;
uint8_t interface;
uint8_t i2caddr;
int8_t i2c_scl;
TwoWire *wire;
int8_t wire_n;
int8_t i2c_sda;
uint8_t i2c_col_start;
uint8_t i2c_col_end;
uint8_t i2c_page_start;
uint8_t i2c_page_end;
int8_t reset;
uint8_t dsp_cmds[256];
uint8_t dsp_ncmds;
uint8_t dsp_on;
uint8_t dsp_off;
uint8_t allcmd_mode;
int8_t splash_font;
uint8_t splash_size;
uint16_t splash_xp;
uint16_t splash_yp;
uint16_t fg_col;
uint16_t bg_col;
uint16_t gxs;
uint16_t gys;
int8_t bpmode;
int8_t spi_cs;
int8_t spi_clk;
int8_t spi_mosi;
int8_t spi_dc;
int8_t bpanel; // backbanel GPIO, -1 if none
int8_t spi_miso;
uint8_t dimmer8; // 8 bits resolution, 0..255
uint16_t dimmer10_gamma; // 10 bits resolution, 0..1023, gamma corrected
SPIClass *uspi;
uint8_t sspi;
SPISettings spiSettings;
uint8_t spi_speed;
uint8_t spi_nr = 1;
uint8_t madctrl;
uint8_t startline;
uint8_t rot[4];
uint8_t rot_t[4];
uint16_t x_addr_offs[4];
uint16_t y_addr_offs[4];
uint8_t saw_1;
uint8_t saw_2;
uint8_t saw_3;
uint8_t cur_rot;
uint8_t col_mode;
uint8_t inv_on;
uint8_t inv_off;
uint8_t sa_mode;
uint8_t dim_op;
uint8_t lutfsize;
uint8_t lutpsize;
int16_t lutftime;
int8_t busy_pin;
uint16_t lutptime;
uint16_t lut3time;
uint16_t lut_num;
uint8_t ep_mode;
uint8_t ep_update_mode;
uint8_t *lut_full;
uint8_t lut_siz_full;
uint8_t *lut_partial;
uint8_t lut_siz_partial;
uint8_t *frame_buffer;
uint8_t epcoffs_full;
uint8_t epc_full_cnt;
uint8_t epcoffs_part;
uint8_t epc_part_cnt;
uint8_t *lut_array[MAX_LUTS];
uint8_t lut_cnt[MAX_LUTS];
uint8_t lut_cmd[MAX_LUTS];
uint8_t lut_siz[MAX_LUTS];
uint16_t seta_xp1;
uint16_t seta_xp2;
uint16_t seta_yp1;
uint16_t seta_yp2;
int16_t rotmap_xmin;
int16_t rotmap_xmax;
int16_t rotmap_ymin;
int16_t rotmap_ymax;
void pushColorsMono(uint16_t *data, uint16_t len, bool rgb16_swap = false);
void delay_sync(int32_t time);
void reset_pin(int32_t delayl, int32_t delayh);
void delay_arg(uint32_t arg);
void Send_EP_Data(void);
void send_spi_cmds(uint16_t cmd_offset, uint16_t cmd_size);
#ifdef USE_ESP32_S3
int8_t par_cs;
int8_t par_rs;
int8_t par_wr;
int8_t par_rd;
int8_t par_dbl[8];
int8_t par_dbh[8];
int8_t de;
int8_t vsync;
int8_t hsync;
int8_t pclk;
uint16_t hsync_polarity;
uint16_t hsync_front_porch;
uint16_t hsync_pulse_width;
uint16_t hsync_back_porch;
uint16_t vsync_polarity;
uint16_t vsync_front_porch;
uint16_t vsync_pulse_width;
uint16_t vsync_back_porch;
uint16_t pclk_active_neg;
esp_lcd_panel_handle_t _panel_handle = NULL;
#if ESP_IDF_VERSION_MAJOR < 5
esp_rgb_panel_t *_rgb_panel;
#endif //ESP_IDF_VERSION_MAJOR < 5
uint16_t *rgb_fb;
esp_lcd_i80_bus_handle_t _i80_bus = nullptr;
gdma_channel_handle_t _dma_chan;
lldesc_t *_dmadesc = nullptr;
uint32_t _dmadesc_size = 0;
uint32_t _clock_reg_value;
void calcClockDiv(uint32_t* div_a, uint32_t* div_b, uint32_t* div_n, uint32_t* clkcnt, uint32_t baseClock, uint32_t targetFreq);
void _alloc_dmadesc(size_t len);
void _setup_dma_desc_links(const uint8_t *data, int32_t len);
void pb_beginTransaction(void);
void pb_endTransaction(void);
void pb_wait(void);
bool pb_busy(void);
void _pb_init_pin(bool);
bool pb_writeCommand(uint32_t data, uint_fast8_t bit_length);
void pb_writeData(uint32_t data, uint_fast8_t bit_length);
void pb_pushPixels(uint16_t* data, uint32_t length, bool swap_bytes, bool use_dma);
void pb_writeBytes(const uint8_t* data, uint32_t length, bool use_dma);
void _send_align_data(void);
volatile lcd_cam_dev_t* _dev;
uint32_t* _cache_flip;
static constexpr size_t CACHE_SIZE = 256;
uint32_t _cache[2][CACHE_SIZE / sizeof(uint32_t)];
bool _has_align_data;
uint8_t _align_data;
void cs_control(bool level);
uint32_t get_sr_touch(uint32_t xp, uint32_t xm, uint32_t yp, uint32_t ym);
void drawPixel_RGB(int16_t x, int16_t y, uint16_t color);
#endif
#ifdef ESP32
// dma section
bool DMA_Enabled = false;
uint8_t spiBusyCheck = 0;
spi_transaction_t trans;
spi_device_handle_t dmaHAL;
spi_host_device_t spi_host = VSPI_HOST;
// spi_host_device_t spi_host = VSPI_HOST;
bool initDMA(int32_t ctrl_cs);
void deInitDMA(void);
bool dmaBusy(void);
void dmaWait(void);
void pushPixelsDMA(uint16_t* image, uint32_t len);
void pushPixels3DMA(uint8_t* image, uint32_t len);
#endif // ESP32
};
#endif // _UDISP_
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