Signed-off-by: Rodolfo Giometti giometti@linux.it --- README | 4 +++ common/lcd.c | 41 ++++++++++++++++++++++++++++++++++---- tools/bmp_logo.c | 56 +++++++++++++++++++++++++++++++++++------------------ 3 files changed, 77 insertions(+), 24 deletions(-)
diff --git a/README b/README index b78ea61..207c881 100644 --- a/README +++ b/README @@ -2209,6 +2209,10 @@ Low Level (hardware related) configuration options: CFG_POCMR2_MASK_ATTRIB: (MPC826x only) Overrides the default PCI memory map in cpu/mpc8260/pci.c if set.
+- CFG_LOGO_CMAP_MODE + Define the current LCD color map mode. Default value is 444 but + 565 can also be used. + - CONFIG_ETHER_ON_FEC[12] Define to enable FEC[12] on a 8xx series processor.
diff --git a/common/lcd.c b/common/lcd.c index eaed2ab..dfbc4d0 100644 --- a/common/lcd.c +++ b/common/lcd.c @@ -52,6 +52,10 @@
#ifdef CONFIG_LCD
+#ifndef CFG_LOGO_CMAP_MODE +#define CFG_LOGO_CMAP_MODE 444 /* the default */ +#endif + /************************************************************************/ /* ** FONT DATA */ /************************************************************************/ @@ -62,7 +66,7 @@ /************************************************************************/ #ifdef CONFIG_LCD_LOGO # include <bmp_logo.h> /* Get logo data, width and height */ -# if (CONSOLE_COLOR_WHITE >= BMP_LOGO_OFFSET) +# if (LCD_BPP < LCD_COLOR16) && (CONSOLE_COLOR_WHITE >= BMP_LOGO_OFFSET) # error Default Color Map overlaps with Logo Color Map # endif #endif @@ -317,7 +321,11 @@ 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; +#if LCD_BPP == LCD_COLOR16 + ushort *pix = (ushort *)lcd_base; +#else uchar *pix = (uchar *)lcd_base; +#endif
printf ("[LCD] Test Pattern: %d x %d [%d x %d]\n", h_max, v_max, h_step, v_step); @@ -519,10 +527,11 @@ void bitmap_plot (int x, int y) volatile immap_t *immr = (immap_t *) CFG_IMMR; volatile cpm8xx_t *cp = &(immr->im_cpm); #endif + uint palette;
debug ("Logo: width %d height %d colors %d cmap %d\n", BMP_LOGO_WIDTH, BMP_LOGO_HEIGHT, BMP_LOGO_COLORS, - sizeof(bmp_logo_palette)/(sizeof(ushort))); + sizeof(bmp_logo_palette)/(sizeof(uint)));
bmap = &bmp_logo_bitmap[0]; fb = (uchar *)(lcd_base + y * lcd_line_length + x); @@ -538,8 +547,20 @@ void bitmap_plot (int x, int y) WATCHDOG_RESET();
/* Set color map */ - for (i=0; i<(sizeof(bmp_logo_palette)/(sizeof(ushort))); ++i) { - ushort colreg = bmp_logo_palette[i]; + for (i=0; i<(sizeof(bmp_logo_palette)/(sizeof(uint))); ++i) { + palette = bmp_logo_palette[i]; +#if CFG_LOGO_CMAP_MODE == 444 + ushort colreg = ((palette & 0xf00000)>>12) | \ + ((palette & 0x00f000)>>8) | \ + ((palette & 0x0000f0)>>4); +#elif CFG_LOGO_CMAP_MODE == 565 + ushort colreg = ((palette & 0xf80000)>>8) | \ + ((palette & 0x00fc00)>>5) | \ + ((palette & 0x0000f8)>>3); +#else +# error "Unsupported CMAP mode" +#endif + #ifdef CFG_INVERT_COLORS *cmap++ = 0xffff - colreg; #else @@ -559,8 +580,18 @@ void bitmap_plot (int x, int y) fb16 = (ushort *)(lcd_base + y * lcd_line_length + x); for (i=0; i<BMP_LOGO_HEIGHT; ++i) { for (j=0; j<BMP_LOGO_WIDTH; j++) { - fb16[j] = bmp_logo_palette[(bmap[j])]; + palette = bmp_logo_palette[bmap[j]-BMP_LOGO_OFFSET]; +#if CFG_LOGO_CMAP_MODE == 444 + fb16[j] = ((palette & 0xf00000)>>12) | \ + ((palette & 0x00f000)>>8) | \ + ((palette & 0x0000f0)>>4); +#elif CFG_LOGO_CMAP_MODE == 565 + fb16[j] = ((palette & 0xf80000)>>8) | \ + ((palette & 0x00fc00)>>5) | \ + ((palette & 0x0000f8)>>3); +#endif } + bmap += BMP_LOGO_WIDTH; fb16 += panel_info.vl_col; } diff --git a/tools/bmp_logo.c b/tools/bmp_logo.c index 98be617..cc1663a 100644 --- a/tools/bmp_logo.c +++ b/tools/bmp_logo.c @@ -14,7 +14,6 @@ typedef struct bitmap_s { /* bitmap description */ uint16_t width; uint16_t height; - uint8_t palette[256*3]; uint8_t *data; } bitmap_t;
@@ -42,11 +41,12 @@ void skip_bytes (FILE *fp, int n)
int main (int argc, char *argv[]) { - int i, x; + int i, x, d; FILE *fp; bitmap_t bmp; bitmap_t *b = &bmp; - uint16_t data_offset, n_colors; + uint16_t data_offset, bit_count, n_colors; + uint32_t red, green, blue;
if (argc < 2) { fprintf (stderr, "Usage: %s file\n", argv[0]); @@ -73,7 +73,9 @@ int main (int argc, char *argv[]) fread (&b->width, sizeof (uint16_t), 1, fp); skip_bytes (fp, 2); fread (&b->height, sizeof (uint16_t), 1, fp); - skip_bytes (fp, 22); + skip_bytes (fp, 4); + fread (&bit_count, sizeof (uint16_t), 1, fp); + skip_bytes (fp, 16); fread (&n_colors, sizeof (uint16_t), 1, fp); skip_bytes (fp, 6);
@@ -83,10 +85,20 @@ int main (int argc, char *argv[]) data_offset = le_short(data_offset); b->width = le_short(b->width); b->height = le_short(b->height); + bit_count = le_short(bit_count); n_colors = le_short(n_colors);
- /* assume we are working with an 8-bit file */ - if ((n_colors == 0) || (n_colors > 256 - DEFAULT_CMAP_SIZE)) { + /* + * Sanity checks. + */ + if (bit_count != 8) { + fprintf (stderr, "%s is not a 8bpp image.\n", argv[1]); + exit (EXIT_FAILURE); + } + + if (n_colors == 0) + n_colors = 1 << bit_count; + if (n_colors > 256 - DEFAULT_CMAP_SIZE) { /* reserve DEFAULT_CMAP_SIZE color map entries for default map */ n_colors = 256 - DEFAULT_CMAP_SIZE; } @@ -115,25 +127,26 @@ int main (int argc, char *argv[]) }
/* read and print the palette information */ - printf ("unsigned short bmp_logo_palette[] = {\n"); + printf ("unsigned int bmp_logo_palette[] = {\n");
for (i=0; i<n_colors; ++i) { - b->palette[(int)(i*3+2)] = fgetc(fp); - b->palette[(int)(i*3+1)] = fgetc(fp); - b->palette[(int)(i*3+0)] = fgetc(fp); - x=fgetc(fp); + blue = fgetc(fp); + green = fgetc(fp); + red = fgetc(fp); + x = fgetc(fp);
- printf ("%s0x0%X%X%X,%s", + printf ("%s0x%06X,%s", ((i%8) == 0) ? "\t" : " ", - (b->palette[(int)(i*3+0)] >> 4) & 0x0F, - (b->palette[(int)(i*3+1)] >> 4) & 0x0F, - (b->palette[(int)(i*3+2)] >> 4) & 0x0F, + (red<<16) | (green<<8) | blue, ((i%8) == 7) ? "\n" : "" ); }
/* seek to offset indicated by file header */ - fseek(fp, (long)data_offset, SEEK_SET); + if (fseek(fp, (long)data_offset, SEEK_SET) < 0) { + fprintf (stderr, "cannot fseek!\n"); + exit (EXIT_FAILURE); + }
/* read the bitmap; leave room for default color map */ printf ("\n"); @@ -142,8 +155,13 @@ int main (int argc, char *argv[]) printf ("unsigned char bmp_logo_bitmap[] = {\n"); for (i=(b->height-1)*b->width; i>=0; i-=b->width) { for (x = 0; x < b->width; x++) { - b->data[(uint16_t) i + x] = (uint8_t) fgetc (fp) \ - + DEFAULT_CMAP_SIZE; + d = fgetc (fp); + if (feof(fp)) { + fprintf (stderr, "unaspected end-of-file!\n"); + exit (EXIT_FAILURE); + } + + *(b->data + i + x) = d + DEFAULT_CMAP_SIZE; } } fclose (fp); @@ -152,7 +170,7 @@ int main (int argc, char *argv[]) if ((i%8) == 0) putchar ('\t'); printf ("0x%02X,%c", - b->data[i], + *(b->data + i), ((i%8) == 7) ? '\n' : ' ' ); }