common/lcd cleanup

index 506a138..8890635 100644
@@ -842,17 +842,7 @@ static void *lcd_logo(void)
 		}
 #endif /* CONFIG_SPLASH_SCREEN_ALIGN */
 
-#ifdef CONFIG_VIDEO_BMP_GZIP
-		bmp_image_t *bmp = (bmp_image_t *)addr;
-		unsigned long len;
-
-		if (!((bmp->header.signature[0] == 'B') &&
-			(bmp->header.signature[1] == 'M'))) {
-			addr = (ulong)gunzip_bmp(addr, &len);
-		}
-#endif
-
-		if (lcd_display_bitmap(addr, x, y) == 0)
+		if (bmp_display(addr, x, y) == 0)
 			return (void *)lcd_base;
 	}
 #endif /* CONFIG_SPLASH_SCREEN */

index 8890635..4a5c8d5 100644
@@ -607,6 +607,22 @@ static inline void bitmap_plot(int x, int y) {}
 
 #ifdef CONFIG_SPLASH_SCREEN_ALIGN
 #define BMP_ALIGN_CENTER	0x7FFF
+
+static void splash_align_axis(int *axis, unsigned long panel_size,
+					unsigned long picture_size)
+{
+	unsigned long panel_picture_delta = panel_size - picture_size;
+	unsigned long axis_alignment;
+
+	if (*axis == BMP_ALIGN_CENTER)
+		axis_alignment = panel_picture_delta / 2;
+	else if (*axis < 0)
+		axis_alignment = panel_picture_delta + *axis + 1;
+	else
+		return;
+
+	*axis = max(0, axis_alignment);
+}
 #endif
 
 int lcd_display_bitmap(ulong bmp_image, int x, int y)

@@ -722,15 +738,8 @@ int lcd_display_bitmap(ulong bmp_image, int x, int y)
 	padded_line = (width&0x3) ? ((width&~0x3)+4) : (width);
 
 #ifdef CONFIG_SPLASH_SCREEN_ALIGN
-	if (x == BMP_ALIGN_CENTER)
-		x = max(0, (pwidth - width) / 2);
-	else if (x < 0)
-		x = max(0, pwidth - width + x + 1);
-
-	if (y == BMP_ALIGN_CENTER)
-		y = max(0, (panel_info.vl_row - height) / 2);
-	else if (y < 0)
-		y = max(0, panel_info.vl_row - height + y + 1);
+	splash_align_axis(&x, pwidth, width);
+	splash_align_axis(&y, panel_info.vl_row, height);
 #endif /* CONFIG_SPLASH_SCREEN_ALIGN */
 
 	if ((x + width) > pwidth)

index 4a5c8d5..0f93eae 100644
@@ -498,23 +498,37 @@ static int lcd_getbgcolor(void)
 /************************************************************************/
 /* ** Chipset depending Bitmap / Logo stuff...                          */
 /************************************************************************/
+static inline ushort *configuration_get_cmap(void)
+{
+#if defined CONFIG_CPU_PXA
+	struct pxafb_info *fbi = &panel_info.pxa;
+	return (ushort *)fbi->palette;
+#elif defined(CONFIG_MPC823)
+	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)
+	return (ushort *)(panel_info.mmio + ATMEL_LCDC_LUT(0));
+#else
+	return (ushort *)panel_info.cmap;
+#endif
+}
+
 #ifdef CONFIG_LCD_LOGO
 void bitmap_plot(int x, int y)
 {
 #ifdef CONFIG_ATMEL_LCD
-	uint *cmap;
+	uint *cmap = (uint *)bmp_logo_palette;
 #else
-	ushort *cmap;
+	ushort *cmap = (ushort *)bmp_logo_palette;
 #endif
 	ushort i, j;
 	uchar *bmap;
 	uchar *fb;
 	ushort *fb16;
-#if defined(CONFIG_CPU_PXA)
-	struct pxafb_info *fbi = &panel_info.pxa;
-#elif defined(CONFIG_MPC823)
-	volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
-	volatile cpm8xx_t *cp = &(immr->im_cpm);
+#if defined(CONFIG_MPC823)
+	immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
+	cpm8xx_t *cp = &(immr->im_cpm);
 #endif
 
 	debug("Logo: width %d  height %d  colors %d  cmap %d\n",

@@ -525,20 +539,17 @@ void bitmap_plot(int x, int y)
 	fb   = (uchar *)(lcd_base + y * lcd_line_length + x);
 
 	if (NBITS(panel_info.vl_bpix) < 12) {
-		/* Leave room for default color map */
-#if defined(CONFIG_CPU_PXA)
-		cmap = (ushort *) fbi->palette;
-#elif defined(CONFIG_MPC823)
+		/* Leave room for default color map
+		 * default case: generic system with no cmap (most likely 16bpp)
+		 * cmap was set to the source palette, so no change is done.
+		 * This avoids even more ifdefs in the next stanza
+		 */
+#if defined(CONFIG_MPC823)
 		cmap = (ushort *) &(cp->lcd_cmap[BMP_LOGO_OFFSET * sizeof(ushort)]);
 #elif defined(CONFIG_ATMEL_LCD)
-		cmap = (uint *) (panel_info.mmio + ATMEL_LCDC_LUT(0));
+		cmap = (uint *)configuration_get_cmap();
 #else
-		/*
-		 * default case: generic system with no cmap (most likely 16bpp)
-		 * We set cmap to the source palette, so no change is done.
-		 * This avoids even more ifdef in the next stanza
-		 */
-		cmap = bmp_logo_palette;
+		cmap = configuration_get_cmap();
 #endif
 
 		WATCHDOG_RESET();

@@ -639,12 +650,6 @@ int lcd_display_bitmap(ulong bmp_image, int x, int y)
 	unsigned long width, height, byte_width;
 	unsigned long pwidth = panel_info.vl_col;
 	unsigned colors, bpix, bmp_bpix;
-#if defined(CONFIG_CPU_PXA)
-	struct pxafb_info *fbi = &panel_info.pxa;
-#elif defined(CONFIG_MPC823)
-	volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
-	volatile cpm8xx_t *cp = &(immr->im_cpm);
-#endif
 
 	if (!((bmp->header.signature[0] == 'B') &&
 		(bmp->header.signature[1] == 'M'))) {

@@ -682,14 +687,7 @@ int lcd_display_bitmap(ulong bmp_image, int x, int y)
 #if !defined(CONFIG_MCC200)
 	/* MCC200 LCD doesn't need CMAP, supports 1bpp b&w only */
 	if (bmp_bpix == 8) {
-#if defined(CONFIG_CPU_PXA)
-		cmap = (ushort *)fbi->palette;
-#elif defined(CONFIG_MPC823)
-		cmap = (ushort *)&(cp->lcd_cmap[255*sizeof(ushort)]);
-#elif !defined(CONFIG_ATMEL_LCD) && !defined(CONFIG_EXYNOS_FB)
-		cmap = panel_info.cmap;
-#endif
-
+		cmap = configuration_get_cmap();
 		cmap_base = cmap;
 
 		/* Set color map */

index d8f754c..893f4b7 100644
@@ -21,6 +21,7 @@
 #include <common.h>
 #include <lcd.h>
 #include <mpc5xxx.h>
+#include <malloc.h>
 
 #ifdef CONFIG_LCD
 

@@ -210,4 +211,23 @@ void show_progress (int size, int tot)
 }
 
 #endif
+
+int bmp_display(ulong addr, int x, int y)
+{
+	int ret;
+	bmp_image_t *bmp = (bmp_image_t *)addr;
+
+	if (!bmp) {
+		printf("There is no valid bmp file at the given address\n");
+		return 1;
+	}
+
+	ret = lcd_display_bitmap((ulong)bmp, x, y);
+
+	if ((unsigned long)bmp != addr)
+		free(bmp);
+
+	return ret;
+}
+
 #endif /* CONFIG_LCD */

62 lines not on this page · raw message

index fcc09ac..b6be800 100644
@@ -509,8 +509,14 @@ static inline ushort *configuration_get_cmap(void)
 	return (ushort *)&(cp->lcd_cmap[255 * sizeof(ushort)]);
 #elif defined(CONFIG_ATMEL_LCD)
 	return (ushort *)(panel_info.mmio + ATMEL_LCDC_LUT(0));
+#elif !defined(CONFIG_ATMEL_HLCD) && !defined(CONFIG_EXYNOS_FB)
+	return panel_info.cmap;
 #else
-	return (ushort *)panel_info.cmap;
+#if defined(CONFIG_LCD_LOGO)
+	return bmp_logo_palette;
+#else
+	return NULL;
+#endif
 #endif
 }
 

@@ -636,10 +642,10 @@ static void splash_align_axis(int *axis, unsigned long panel_size,
 }
 #endif
 
-#if defined CONFIG_CPU_PXA || defined(CONFIG_ATMEL_LCD)
-#define FB_PUT_BYTE(fb, from) *(fb)++ = *(from)++
-#elif defined(CONFIG_MPC823) || defined(CONFIG_MCC200)
+#if defined(CONFIG_MPC823) || defined(CONFIG_MCC200)
 #define FB_PUT_BYTE(fb, from) *(fb)++ = (255 - *(from)++)
+#else
+#define FB_PUT_BYTE(fb, from) *(fb)++ = *(from)++
 #endif
 
 #if defined(CONFIG_BMP_16BPP)