]> git.kernelconcepts.de Git - karo-tx-uboot.git/blobdiff - common/lcd.c
update to 2015.04-rc1
[karo-tx-uboot.git] / common / lcd.c
index 1195a54efcc742837f3cb703b4c8ad6f5d356569..41af1b199b3ba3955a8b6897463ace2e66c3bb02 100644 (file)
@@ -60,7 +60,7 @@
 #ifdef CONFIG_LCD_LOGO
 # include <bmp_logo.h>         /* Get logo data, width and height      */
 # include <bmp_logo_data.h>
-# if (CONSOLE_COLOR_WHITE >= BMP_LOGO_OFFSET) && (LCD_BPP != LCD_COLOR16)
+# if (CONSOLE_COLOR_WHITE >= BMP_LOGO_OFFSET) && (LCD_BPP < LCD_COLOR16)
 #  error Default Color Map overlaps with Logo Color Map
 # endif
 #endif
@@ -153,6 +153,16 @@ static int test_colors[N_BLK_HOR * N_BLK_VERT] = {
        CONSOLE_COLOR_BLUE,     CONSOLE_COLOR_MAGENTA,  CONSOLE_COLOR_CYAN,
 };
 
+#if LCD_BPP == LCD_COLOR8
+typedef uchar pix_t;
+#elif LCD_BPP == LCD_COLOR16
+typedef ushort pix_t;
+#elif LCD_BPP == LCD_COLOR32
+typedef ulong pix_t;
+#else
+#error Unsupported pixelformat
+#endif
+
 static void test_pattern(void)
 {
        ushort v_max  = panel_info.vl_row;
@@ -160,7 +170,7 @@ static void test_pattern(void)
        ushort v_step = (v_max + N_BLK_VERT - 1) / N_BLK_VERT;
        ushort h_step = (h_max + N_BLK_HOR  - 1) / N_BLK_HOR;
        ushort v, h;
-       uchar *pix = (uchar *)lcd_base;
+       pix_t *pix = lcd_base;
 
        printf("[LCD] Test Pattern: %d x %d [%d x %d]\n",
                h_max, v_max, h_step, v_step);
@@ -260,7 +270,7 @@ void lcd_clear(void)
 #endif
 #endif
        /* Paint the logo and retrieve LCD base address */
-       debug("[LCD] Drawing the logo...\n");
+       debug("[LCD] Drawing the logo @ %p...\n", lcd_base);
 #if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO)
        console_rows = (panel_info.vl_row - BMP_LOGO_HEIGHT);
        console_rows /= VIDEO_FONT_HEIGHT;
@@ -291,7 +301,9 @@ U_BOOT_CMD(
 static int lcd_init(void *lcdbase)
 {
        /* Initialize the lcd controller */
-       debug("[LCD] Initializing LCD frambuffer at %p\n", lcdbase);
+       debug("[LCD] Initializing %ux%ux%u LCD framebuffer at %p\n",
+               panel_info.vl_col, panel_info.vl_row, NBITS(panel_info.vl_bpix),
+               lcdbase);
 
        lcd_ctrl_init(lcdbase);
 
@@ -389,7 +401,7 @@ static inline ushort *configuration_get_cmap(void)
        struct pxafb_info *fbi = &panel_info.pxa;
        return (ushort *)fbi->palette;
 #elif defined(CONFIG_MPC823)
-       immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
+       immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
        cpm8xx_t *cp = &(immr->im_cpm);
        return (ushort *)&(cp->lcd_cmap[255 * sizeof(ushort)]);
 #elif defined(CONFIG_ATMEL_LCD)
@@ -416,7 +428,7 @@ void bitmap_plot(int x, int y)
        uchar *fb;
        ushort *fb16;
 #if defined(CONFIG_MPC823)
-       immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
+       immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
        cpm8xx_t *cp = &(immr->im_cpm);
 #endif
        unsigned bpix = NBITS(panel_info.vl_bpix);
@@ -472,8 +484,7 @@ void bitmap_plot(int x, int y)
                        bmap += BMP_LOGO_WIDTH;
                        fb += panel_info.vl_col;
                }
-       }
-       else { /* true color mode */
+       } else if (NBITS(panel_info.vl_bpix) == 16) {
                u16 col16;
                fb16 = (ushort *)fb;
                for (i = 0; i < BMP_LOGO_HEIGHT; ++i) {
@@ -487,6 +498,21 @@ void bitmap_plot(int x, int y)
                        bmap += BMP_LOGO_WIDTH;
                        fb16 += panel_info.vl_col;
                }
+       } else { /* true color mode */
+               u16 col16;
+               u32 *fb32 = lcd_base + y * lcd_line_length + x;
+
+               for (i = 0; i < BMP_LOGO_HEIGHT; i++) {
+                       for (j = 0; j < BMP_LOGO_WIDTH; j++) {
+                               col16 = bmp_logo_palette[bmap[j] - 16];
+                               fb32[j] =
+                                       ((col16 & 0x000F) << 4) |
+                                       ((col16 & 0x00F0) << 8) |
+                                       ((col16 & 0x0F00) << 12);
+                               }
+                       bmap += BMP_LOGO_WIDTH;
+                       fb32 += panel_info.vl_col;
+               }
        }
 
        WATCHDOG_RESET();
@@ -677,6 +703,12 @@ static inline void fb_put_word(uchar **fb, uchar **from)
 #endif
 #endif /* CONFIG_BMP_16BPP */
 
+static inline bmp_color_table_entry_t *get_color_table(bmp_image_t *bmp)
+{
+       bmp_header_t *bh = &bmp->header;
+       return (void *)bmp + offsetof(bmp_header_t, size) + bh->size;
+}
+
 int lcd_display_bitmap(ulong bmp_image, int x, int y)
 {
        ushort *cmap = NULL;
@@ -686,9 +718,11 @@ int lcd_display_bitmap(ulong bmp_image, int x, int y)
        bmp_image_t *bmp = (bmp_image_t *)map_sysmem(bmp_image, 0);
        uchar *bmap;
        ushort padded_width;
-       unsigned long width, height, byte_width;
+       unsigned long width, height;
        unsigned long pwidth = panel_info.vl_col;
-       unsigned colors, bpix, bmp_bpix;
+       unsigned long long colors;
+       unsigned bpix, bmp_bpix;
+       bmp_color_table_entry_t *cte;
 
        if (!bmp || !(bmp->header.signature[0] == 'B' &&
                bmp->header.signature[1] == 'M')) {
@@ -724,21 +758,21 @@ int lcd_display_bitmap(ulong bmp_image, int x, int y)
                return 1;
        }
 
-       debug("Display-bmp: %d x %d  with %d colors\n",
-               (int)width, (int)height, (int)colors);
+       debug("Display-bmp: %lu x %lu  with %llu colors\n",
+               width, height, colors);
 
+       cte = get_color_table(bmp);
        if (bmp_bpix == 8) {
                cmap = configuration_get_cmap();
                cmap_base = cmap;
 
                /* Set color map */
                for (i = 0; i < colors; ++i) {
-                       bmp_color_table_entry_t cte = bmp->color_table[i];
 #if !defined(CONFIG_ATMEL_LCD)
                        ushort colreg =
-                               ( ((cte.red)   << 8) & 0xf800) |
-                               ( ((cte.green) << 3) & 0x07e0) |
-                               ( ((cte.blue)  >> 3) & 0x001f) ;
+                               ( ((cte[i].red)   << 8) & 0xf800) |
+                               ( ((cte[i].green) << 3) & 0x07e0) |
+                               ( ((cte[i].blue)  >> 3) & 0x001f) ;
                        *cmap = colreg;
 #if defined(CONFIG_MPC823)
                        cmap--;
@@ -746,24 +780,26 @@ int lcd_display_bitmap(ulong bmp_image, int x, int y)
                        cmap++;
 #endif
 #else /* CONFIG_ATMEL_LCD */
-                       lcd_setcolreg(i, cte.red, cte.green, cte.blue);
+                       lcd_setcolreg(i, cte[i].red, cte[i].green, cte[i].blue);
 #endif
                }
        }
 
-       padded_width = (width & 0x3 ? (width & ~0x3) + 4 : width);
+       padded_width = ALIGN(width, 4);
 
 #ifdef CONFIG_SPLASH_SCREEN_ALIGN
        splash_align_axis(&x, pwidth, width);
        splash_align_axis(&y, panel_info.vl_row, height);
 #endif /* CONFIG_SPLASH_SCREEN_ALIGN */
+       bmap = (uchar *)bmp + get_unaligned_le32(&bmp->header.data_offset);
 
        if ((x + width) > pwidth)
                width = pwidth - x;
-       if ((y + height) > panel_info.vl_row)
+       if ((y + height) > panel_info.vl_row) {
                height = panel_info.vl_row - y;
+               bmap += (panel_info.vl_row - y) * padded_width;
+       }
 
-       bmap = (uchar *)bmp + get_unaligned_le32(&bmp->header.data_offset);
        fb   = (uchar *)(lcd_base +
                (y + height - 1) * lcd_line_length + x * bpix / 8);
 
@@ -783,23 +819,31 @@ int lcd_display_bitmap(ulong bmp_image, int x, int y)
                }
 #endif
 
-               if (bpix != 16)
-                       byte_width = width;
-               else
-                       byte_width = width * 2;
-
                for (i = 0; i < height; ++i) {
                        WATCHDOG_RESET();
                        for (j = 0; j < width; j++) {
-                               if (bpix != 16) {
-                                       FB_PUT_BYTE(fb, bmap);
-                               } else {
+                               if (bpix == 32) {
+                                       int i = *bmap++;
+
+                                       fb[3] = 0; /* T */
+                                       fb[0] = cte[i].blue;
+                                       fb[1] = cte[i].green;
+                                       fb[2] = cte[i].red;
+                                       fb += sizeof(uint32_t) / sizeof(*fb);
+                               } else if (bpix == 16) {
                                        *(uint16_t *)fb = cmap_base[*(bmap++)];
                                        fb += sizeof(uint16_t) / sizeof(*fb);
+                               } else {
+                                       FB_PUT_BYTE(fb, bmap);
                                }
                        }
-                       bmap += (padded_width - width);
-                       fb -= byte_width + lcd_line_length;
+                       if (bpix > 8) {
+                               bmap += padded_width - width;
+                               fb   -= width * bpix / 8 + lcd_line_length;
+                       } else {
+                               bmap += padded_width;
+                               fb -= lcd_line_length;
+                       }
                }
                break;
        }
@@ -827,25 +871,25 @@ int lcd_display_bitmap(ulong bmp_image, int x, int y)
                        fb -= lcd_line_length + width * (bpix / 8);
                }
                break;
-#endif /* CONFIG_BMP_24BMP */
+#endif /* CONFIG_BMP_24BPP */
 #if defined(CONFIG_BMP_32BPP)
        case 32:
                for (i = 0; i < height; ++i) {
+                       WATCHDOG_RESET();
                        for (j = 0; j < width; j++) {
-                               *(fb++) = *(bmap++);
-                               *(fb++) = *(bmap++);
-                               *(fb++) = *(bmap++);
-                               *(fb++) = *(bmap++);
+                               fb[3] = *bmap++; /* T */
+                               fb[0] = *bmap++; /* B */
+                               fb[1] = *bmap++; /* G */
+                               fb[2] = *bmap++; /* R */
+                               fb += 4;
                        }
+                       bmap += (padded_width - width) * 4;
                        fb -= lcd_line_length + width * (bpix / 8);
                }
                break;
 #endif /* CONFIG_BMP_32BPP */
-       default:
-               break;
        };
 
-       lcd_sync();
        return 0;
 }
 #endif
@@ -859,12 +903,16 @@ static void *lcd_logo(void)
 
        if (do_splash && (s = getenv("splashimage")) != NULL) {
                int x = 0, y = 0;
+               char *end;
+
                do_splash = 0;
 
                if (splash_screen_prepare())
                        return (void *)lcd_base;
 
-               addr = simple_strtoul (s, NULL, 16);
+               addr = simple_strtoul (s, &end, 16);
+               if (addr == 0 || *end != '\0')
+                       return lcd_base;
 
                splash_get_pos(&x, &y);
 
@@ -882,10 +930,10 @@ static void *lcd_logo(void)
 #endif /* CONFIG_LCD_INFO */
 
 #if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO)
-       return (void *)((ulong)lcd_base + BMP_LOGO_HEIGHT * lcd_line_length);
+       return lcd_base + BMP_LOGO_HEIGHT * lcd_line_length;
 #else
-       return (void *)lcd_base;
-#endif /* CONFIG_LCD_LOGO && !defined(CONFIG_LCD_INFO_BELOW_LOGO) */
+       return lcd_base;
+#endif /* CONFIG_LCD_LOGO && !CONFIG_LCD_INFO_BELOW_LOGO */
 }
 
 #ifdef CONFIG_SPLASHIMAGE_GUARD