diff options
Diffstat (limited to 'source/application/hal/platforms/bare-metal/bsp/bsp-packs/mps3/glcd_mps3.c')
-rw-r--r-- | source/application/hal/platforms/bare-metal/bsp/bsp-packs/mps3/glcd_mps3.c | 460 |
1 files changed, 0 insertions, 460 deletions
diff --git a/source/application/hal/platforms/bare-metal/bsp/bsp-packs/mps3/glcd_mps3.c b/source/application/hal/platforms/bare-metal/bsp/bsp-packs/mps3/glcd_mps3.c deleted file mode 100644 index 530be4f..0000000 --- a/source/application/hal/platforms/bare-metal/bsp/bsp-packs/mps3/glcd_mps3.c +++ /dev/null @@ -1,460 +0,0 @@ -/* - * Copyright (c) 2021 Arm Limited. All rights reserved. - * SPDX-License-Identifier: Apache-2.0 - * - * 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 "glcd_mps3.h" - -#include "bsp_core_log.h" -#include "font_9x15_h.h" -#include "smm_mps3.h" - -/*-------------- CLCD Controller Internal Register addresses ----------------*/ -#define CHAR_COM ((volatile unsigned int *)(CLCD_CONFIG_BASE + 0x000)) -#define CHAR_DAT ((volatile unsigned int *)(CLCD_CONFIG_BASE + 0x004)) -#define CHAR_RD ((volatile unsigned int *)(CLCD_CONFIG_BASE + 0x008)) -#define CHAR_RAW ((volatile unsigned int *)(CLCD_CONFIG_BASE + 0x00C)) -#define CHAR_MASK ((volatile unsigned int *)(CLCD_CONFIG_BASE + 0x010)) -#define CHAR_STAT ((volatile unsigned int *)(CLCD_CONFIG_BASE + 0x014)) -#define CHAR_MISC ((volatile unsigned int *)(CLCD_CONFIG_BASE + 0x04C)) - -/*--------------- Graphic LCD interface hardware definitions -----------------*/ -/* Pin CS setting to 0 or 1 */ -#define LCD_CS(x) ((x) ? (*CHAR_MISC |= CLCD_CS_Msk) : (*CHAR_MISC &= ~CLCD_CS_Msk)) -#define LCD_RST(x) ((x) ? (*CHAR_MISC |= CLCD_RESET_Msk) : (*CHAR_MISC &= ~CLCD_RESET_Msk)) -#define LCD_BL(x) ((x) ? (*CHAR_MISC |= CLCD_BL_Msk) : (*CHAR_MISC &= ~CLCD_BL_Msk)) - -#define BG_COLOR 0 /* Background colour */ -#define TXT_COLOR 1 /* Text colour */ - -/** -* Text and background colour -*/ -static volatile unsigned short Color[2] = {Black, White}; - -/** - * @brief Delay in while loop cycles. - * @param[in] cnt Number of while cycles to delay. - **/ -static void delay (int cnt) -{ - cnt <<= DELAY_2N; - while (cnt != 0) { - --cnt; - } -} - -/** - * @brief Write a command the LCD controller. - * @param[in] cmd Command to be written. - */ -static __inline void wr_cmd(unsigned char cmd) -{ - LCD_CS(0); - *CHAR_COM = cmd; - LCD_CS(1); -} - -/** - * @brief Start of data writing to the LCD controller. - */ -static __inline void wr_dat_start (void) -{ - LCD_CS(0); -} - -/** - * @brief Stop of data writing to the LCD controller. - */ -static __inline void wr_dat_stop (void) -{ - LCD_CS(1); -} - -/** - * @brief Data writing to the LCD controller. - * @param[in] dat Data to be written. - */ -static __inline void wr_dat_only(unsigned short dat) -{ - *CHAR_DAT = (dat >> 8); /* Write D8..D15 */ - *CHAR_DAT = (dat & 0xFF); /* Write D0..D7 */ -} - -/** - * @brief Write a value to the to LCD register. - * @param[in] reg Register to be written. - * @param[in] val Value to write to the register. - */ -static __inline void wr_reg(unsigned char reg, unsigned short val) -{ - LCD_CS(0); - *CHAR_COM = reg; - wr_dat_only(val); - LCD_CS(1); -} - -/** - * @brief Converts a gray value to RGB565 representation. - * @param[in] src_uchar Pointer to the source pixel. - * @return 16 bit RGB565 value. - */ -static inline uint16_t _GLCD_Gray8_to_RGB565(uint8_t *src_uchar) -{ - uint16_t val_r = (*src_uchar >> 3); - uint16_t val_g = (*src_uchar >> 2); - return ((val_r << 11) | (val_g << 5) | val_r); -} - -/** - * @brief Converts an RGB888 value to RGB565 representation. - * @param[in] src_uchar Pointer to the source pixel for R (assumed to - * be RGB format). - * @return 16 bit RGB565 value. - */ -static inline uint16_t _GLCD_RGB888_to_RGB565(uint8_t *src_uchar) -{ - uint16_t val_r = (*src_uchar >> 3) & 0x1F; - uint16_t val_g = (*(src_uchar+1) >> 2) & 0x3F; - uint16_t val_b = (*(src_uchar+2) >> 3) & 0x1F; - return ((val_r << 11) | (val_g << 5) | val_b); -} - -/* Helper typedef to encapsulate the colour conversion function - * signatures */ -typedef uint16_t (* std_clr_2_lcd_clr_fn)(uint8_t *src_uchar); - -void GLCD_SetWindow(unsigned int x, unsigned int y, unsigned int w, unsigned int h) { - unsigned int xe, ye; - - xe = x+w-1; - ye = y+h-1; - - wr_reg(0x02, x >> 8); /* Column address start MSB */ - wr_reg(0x03, x & 0xFF); /* Column address start LSB */ - wr_reg(0x04, xe >> 8); /* Column address end MSB */ - wr_reg(0x05, xe & 0xFF); /* Column address end LSB */ - - wr_reg(0x06, y >> 8); /* Row address start MSB */ - wr_reg(0x07, y & 0xFF); /* Row address start LSB */ - wr_reg(0x08, ye >> 8); /* Row address end MSB */ - wr_reg(0x09, ye & 0xFF); /* Row address end LSB */ -} - -void GLCD_WindowMax(void) -{ - GLCD_SetWindow (0, 0, GLCD_WIDTH, GLCD_HEIGHT); -} - -void GLCD_SetTextColor(unsigned short color) -{ - Color[TXT_COLOR] = color; -} - -void GLCD_SetBackColor(unsigned short color) -{ - Color[BG_COLOR] = color; -} - -void GLCD_Clear(unsigned short color) -{ - unsigned int i; - - GLCD_WindowMax(); - wr_cmd(0x22); - wr_dat_start(); - - for(i = 0; i < (GLCD_WIDTH*GLCD_HEIGHT); ++i) { - wr_dat_only(color); - } - wr_dat_stop(); -} - - -void GLCD_DrawChar( - unsigned int x, unsigned int y, - unsigned int cw, unsigned int ch, - unsigned char *c) -{ - unsigned int i, j, k, pixs; - - /* Sanity check: out of bounds? */ - if ((x + cw) > GLCD_WIDTH || (y + ch) > GLCD_HEIGHT) { - return; - } - - GLCD_SetWindow(x, y, cw, ch); - - wr_cmd(0x22); - wr_dat_start(); - - k = (cw + 7)/8; - - if (k == 1) { - for (j = 0; j < ch; ++j) { - pixs = *(unsigned char *)c; - c += 1; - - for (i = 0; i < cw; ++i) { - wr_dat_only (Color[(pixs >> i) & 1]); - } - } - } - else if (k == 2) { - for (j = 0; j < ch; ++j) { - pixs = *(unsigned short *)c; - c += 2; - - for (i = 0; i < cw; ++i) { - wr_dat_only (Color[(pixs >> i) & 1]); - } - } - } - wr_dat_stop(); -} - -void GLCD_DisplayChar( - unsigned int ln, unsigned int col, - unsigned char fi, unsigned char c) -{ - c -= 32; - switch (fi) { - case 0: /* Font 9 x 15. */ - GLCD_DrawChar(col * 9, ln * 15, 9, 15, - (unsigned char *)&Font_9x15_h[c * 15]); - break; - } -} - -void GLCD_DisplayString( - unsigned int ln, unsigned int col, - unsigned char fi, char *s) -{ - while (*s) { - GLCD_DisplayChar(ln, col++, fi, *s++); - } -} - - - -void GLCD_ClearLn(unsigned int ln, unsigned char fi) -{ - unsigned char i; - char buf[60]; - - GLCD_WindowMax(); - switch (fi) { - case 0: /* Font 9x15*/ - for (i = 0; i < (GLCD_WIDTH+8)/9; ++i) { - buf[i] = ' '; - } - buf[i+1] = 0; - break; - } - GLCD_DisplayString (ln, 0, fi, buf); -} - -void GLCD_Bitmap(unsigned int x, unsigned int y, - unsigned int w, unsigned int h, - unsigned short *bitmap) -{ - unsigned int i; - unsigned short *bitmap_ptr = bitmap; - - GLCD_SetWindow (x, y, w, h); - - wr_cmd(0x22); - wr_dat_start(); - - for (i = 0; i < (w*h); ++i) { - wr_dat_only (bitmap_ptr[i]); - } - wr_dat_stop(); -} - -void GLCD_Image(void *data, const uint32_t width, - const uint32_t height, const uint32_t channels, - const uint32_t pos_x, const uint32_t pos_y, - const uint32_t downsample_factor) -{ - uint32_t i, j = 0; /* for loops */ - const uint32_t x_incr = channels * downsample_factor; /* stride. */ - const uint32_t y_incr = channels * width * (downsample_factor - 1); /* skip rows. */ - uint8_t* src_unsigned = (uint8_t *)data; /* temporary pointer. */ - std_clr_2_lcd_clr_fn cvt_clr_fn = 0; /* colour conversion function. */ - - /* Based on number of channels, we decide which of the above functions to use. */ - switch (channels) { - case 1: - cvt_clr_fn = _GLCD_Gray8_to_RGB565; - break; - - case 3: - cvt_clr_fn = _GLCD_RGB888_to_RGB565; - break; - - default: - printf_err("number of channels not supported by display\n"); - return; - } - - /* Set the window position expected. Note: this is integer div. */ - GLCD_SetWindow(pos_x, pos_y, - width/downsample_factor, height/downsample_factor); - wr_cmd(0x22); - wr_dat_start(); - - /* Loop over the image. */ - for (j = height; j != 0; j -= downsample_factor) { - for (i = width; i != 0; i -= downsample_factor) { - wr_dat_only(cvt_clr_fn(src_unsigned)); - src_unsigned += x_incr; - } - - /* Skip rows if needed. */ - src_unsigned += y_incr; - } - - wr_dat_stop(); -} - -void GLCD_Box( - unsigned int x, unsigned int y, - unsigned int w, unsigned int h, - unsigned short color) -{ - unsigned int i; - - GLCD_SetWindow (x, y, w, h); - - wr_cmd(0x22); - wr_dat_start(); - for(i = 0; i < (w*h); ++i){ - wr_dat_only (color); - } - wr_dat_stop(); -} - - -void GLCD_Initialize (void) -{ - /* CLCD screen setup (Default CLCD screen interface state) ------------- */ - LCD_CS(1); /* deassert nCS0. */ - LCD_RST(1); /* deassert Reset. */ - LCD_BL(0); /* switch off backlight. */ - - /* Reset CLCD screen --------------------------------------------------- */ - LCD_RST(0); /* assert Reset. */ - delay(1); - LCD_RST(1); /* deassert Reset. */ - delay(10); - - /* Driving ability settings ----------------------------------------------*/ - wr_reg(0xEA, 0x00); /* Power control internal used (1). */ - wr_reg(0xEB, 0x20); /* Power control internal used (2). */ - wr_reg(0xEC, 0x0C); /* Source control internal used (1). */ - wr_reg(0xED, 0xC7); /* Source control internal used (2). */ - wr_reg(0xE8, 0x38); /* Source output period Normal mode. */ - wr_reg(0xE9, 0x10); /* Source output period Idle mode. */ - wr_reg(0xF1, 0x01); /* RGB 18-bit interface ;0x0110. */ - wr_reg(0xF2, 0x10); - - /* Adjust the Gamma Curve ------------------------------------------------*/ - wr_reg(0x40, 0x01); - wr_reg(0x41, 0x00); - wr_reg(0x42, 0x00); - wr_reg(0x43, 0x10); - wr_reg(0x44, 0x0E); - wr_reg(0x45, 0x24); - wr_reg(0x46, 0x04); - wr_reg(0x47, 0x50); - wr_reg(0x48, 0x02); - wr_reg(0x49, 0x13); - wr_reg(0x4A, 0x19); - wr_reg(0x4B, 0x19); - wr_reg(0x4C, 0x16); - - wr_reg(0x50, 0x1B); - wr_reg(0x51, 0x31); - wr_reg(0x52, 0x2F); - wr_reg(0x53, 0x3F); - wr_reg(0x54, 0x3F); - wr_reg(0x55, 0x3E); - wr_reg(0x56, 0x2F); - wr_reg(0x57, 0x7B); - wr_reg(0x58, 0x09); - wr_reg(0x59, 0x06); - wr_reg(0x5A, 0x06); - wr_reg(0x5B, 0x0C); - wr_reg(0x5C, 0x1D); - wr_reg(0x5D, 0xCC); - - /* Power voltage setting -------------------------------------------------*/ - wr_reg(0x1B, 0x1B); - wr_reg(0x1A, 0x01); - wr_reg(0x24, 0x2F); - wr_reg(0x25, 0x57); - wr_reg(0x23, 0x88); - - /* Power on setting ------------------------------------------------------*/ - wr_reg(0x18, 0x36); /* Internal oscillator frequency adj. */ - wr_reg(0x19, 0x01); /* Enable internal oscillator. */ - wr_reg(0x01, 0x00); /* Normal mode, no scroll. */ - wr_reg(0x1F, 0x88); /* Power control 6 - DDVDH Off. */ - delay(20); - wr_reg(0x1F, 0x82); /* Power control 6 - Step-up: 3 x VCI. */ - delay(5); - wr_reg(0x1F, 0x92); /* Power control 6 - Step-up: On. */ - delay(5); - wr_reg(0x1F, 0xD2); /* Power control 6 - VCOML active. */ - delay(5); - - /* Color selection -------------------------------------------------------*/ - wr_reg(0x17, 0x55); /* RGB, System interface: 16 Bit/Pixel. */ - wr_reg(0x00, 0x00); /* Scrolling off, no standby. */ - - /* Interface config ------------------------------------------------------*/ - wr_reg(0x2F, 0x11); /* LCD Drive: 1-line inversion. */ - wr_reg(0x31, 0x00); - wr_reg(0x32, 0x00); /* DPL=0, HSPL=0, VSPL=0, EPL=0. */ - - /* Display on setting ----------------------------------------------------*/ - wr_reg(0x28, 0x38); /* PT(0,0) active, VGL/VGL. */ - delay(20); - wr_reg(0x28, 0x3C); /* Display active, VGL/VGL. */ - -#if (LANDSCAPE == 1) -#if (ROTATE180 == 0) - wr_reg (0x16, 0xA8); -#else /* (ROTATE180 == 0) */ - wr_reg (0x16, 0x68); -#endif /* (ROTATE180 == 0) */ -#else /* (LANDSCAPE == 1) */ -#if (ROTATE180 == 0) - wr_reg (0x16, 0x08); -#else /* (ROTATE180 == 0) */ - wr_reg (0x16, 0xC8); -#endif /* (ROTATE180 == 0) */ -#endif /* (LANDSCAPE == 1) */ - - /* Display scrolling settings --------------------------------------------*/ - wr_reg(0x0E, 0x00); /* TFA MSB */ - wr_reg(0x0F, 0x00); /* TFA LSB */ - wr_reg(0x10, 320 >> 8); /* VSA MSB */ - wr_reg(0x11, 320 & 0xFF); /* VSA LSB */ - wr_reg(0x12, 0x00); /* BFA MSB */ - wr_reg(0x13, 0x00); /* BFA LSB */ - - LCD_BL(1); /* turn on backlight */ -} |