#ifdef CONFIG_VIDEO_CORALP
#define VIDEO_FB_LITTLE_ENDIAN
#endif
+#ifdef CONFIG_VIDEO_MB862xx_ACCEL
#define VIDEO_HW_RECTFILL
#define VIDEO_HW_BITBLT
#endif
+#endif
/*****************************************************************************/
/* Include video_fb.h after definitions of VIDEO_HW_RECTFILL etc */
#define CURSOR_ON
#define CURSOR_OFF
#define CURSOR_SET video_set_hw_cursor(console_col * VIDEO_FONT_WIDTH, \
- (console_row * VIDEO_FONT_HEIGHT) + VIDEO_LOGO_HEIGHT);
+ (console_row * VIDEO_FONT_HEIGHT) + video_logo_height);
#endif /* CONFIG_VIDEO_HW_CURSOR */
#ifdef CONFIG_VIDEO_LOGO
#define VIDEO_BURST_LEN (VIDEO_COLS/8)
#ifdef CONFIG_VIDEO_LOGO
-#define CONSOLE_ROWS ((VIDEO_ROWS - VIDEO_LOGO_HEIGHT) / VIDEO_FONT_HEIGHT)
+#define CONSOLE_ROWS ((VIDEO_ROWS - video_logo_height) / VIDEO_FONT_HEIGHT)
#else
#define CONSOLE_ROWS (VIDEO_ROWS / VIDEO_FONT_HEIGHT)
#endif
#else
#define SWAP16(x) (x)
#define SWAP32(x) (x)
-#if defined(VIDEO_FB_16BPP_PIXEL_SWAP)
+#if defined(VIDEO_FB_16BPP_WORD_SWAP)
#define SHORTSWAP32(x) ( ((x) >> 16) | ((x) << 16) )
#else
#define SHORTSWAP32(x) (x)
static void *video_fb_address; /* frame buffer address */
static void *video_console_address; /* console buffer start address */
+static int video_logo_height = VIDEO_LOGO_HEIGHT;
+
static int console_col = 0; /* cursor col */
static int console_row = 0; /* cursor row */
{ 0x00ffffff, 0x00ffffff, 0x00ffffff, 0x00ffffff } };
-int gunzip(void *, int, unsigned char *, unsigned long *);
-
/******************************************************************************/
static void video_drawchars (int xx, int yy, unsigned char *s, int count)
static void video_putchar (int xx, int yy, unsigned char c)
{
- video_drawchars (xx, yy + VIDEO_LOGO_HEIGHT, &c, 1);
+ video_drawchars (xx, yy + video_logo_height, &c, 1);
}
/*****************************************************************************/
#ifdef VIDEO_HW_BITBLT
video_hw_bitblt (VIDEO_PIXEL_SIZE, /* bytes per pixel */
0, /* source pos x */
- VIDEO_LOGO_HEIGHT + VIDEO_FONT_HEIGHT, /* source pos y */
+ video_logo_height + VIDEO_FONT_HEIGHT, /* source pos y */
0, /* dest pos x */
- VIDEO_LOGO_HEIGHT, /* dest pos y */
+ video_logo_height, /* dest pos y */
VIDEO_VISIBLE_COLS, /* frame width */
- VIDEO_VISIBLE_ROWS - VIDEO_LOGO_HEIGHT - VIDEO_FONT_HEIGHT /* frame height */
+ VIDEO_VISIBLE_ROWS - video_logo_height - VIDEO_FONT_HEIGHT /* frame height */
);
#else
memcpyl (CONSOLE_ROW_FIRST, CONSOLE_ROW_SECOND,
}
#endif
+/*
+ * RLE8 bitmap support
+ */
+
+#ifdef CONFIG_VIDEO_BMP_RLE8
+/* Pre-calculated color table entry */
+struct palette {
+ union {
+ unsigned short w; /* word */
+ unsigned int dw; /* double word */
+ } ce; /* color entry */
+};
+
+/*
+ * Helper to draw encoded/unencoded run.
+ */
+static void draw_bitmap (uchar **fb, uchar *bm, struct palette *p,
+ int cnt, int enc)
+{
+ ulong addr = (ulong)*fb;
+ int *off;
+ int enc_off = 1;
+ int i;
+
+ /*
+ * Setup offset of the color index in the bitmap.
+ * Color index of encoded run is at offset 1.
+ */
+ off = enc ? &enc_off : &i;
+
+ switch (VIDEO_DATA_FORMAT) {
+ case GDF__8BIT_INDEX:
+ for (i = 0; i < cnt; i++)
+ *(unsigned char *)addr++ = bm[*off];
+ break;
+ case GDF_15BIT_555RGB:
+ case GDF_16BIT_565RGB:
+ /* differences handled while pre-calculating palette */
+ for (i = 0; i < cnt; i++) {
+ *(unsigned short *)addr = p[bm[*off]].ce.w;
+ addr += 2;
+ }
+ break;
+ case GDF_32BIT_X888RGB:
+ for (i = 0; i < cnt; i++) {
+ *(unsigned long *)addr = p[bm[*off]].ce.dw;
+ addr += 4;
+ }
+ break;
+ }
+ *fb = (uchar *)addr; /* return modified address */
+}
+
+static int display_rle8_bitmap (bmp_image_t *img, int xoff, int yoff,
+ int width, int height)
+{
+ unsigned char *bm;
+ unsigned char *fbp;
+ unsigned int cnt, runlen;
+ int decode = 1;
+ int x, y, bpp, i, ncolors;
+ struct palette p[256];
+ bmp_color_table_entry_t cte;
+ int green_shift, red_off;
+
+ x = 0;
+ y = __le32_to_cpu(img->header.height) - 1;
+ ncolors = __le32_to_cpu(img->header.colors_used);
+ bpp = VIDEO_PIXEL_SIZE;
+ fbp = (unsigned char *)((unsigned int)video_fb_address +
+ (((y + yoff) * VIDEO_COLS) + xoff) * bpp);
+
+ bm = (uchar *)img + __le32_to_cpu(img->header.data_offset);
+
+ /* pre-calculate and setup palette */
+ switch (VIDEO_DATA_FORMAT) {
+ case GDF__8BIT_INDEX:
+ for (i = 0; i < ncolors; i++) {
+ cte = img->color_table[i];
+ video_set_lut (i, cte.red, cte.green, cte.blue);
+ }
+ break;
+ case GDF_15BIT_555RGB:
+ case GDF_16BIT_565RGB:
+ if (VIDEO_DATA_FORMAT == GDF_15BIT_555RGB) {
+ green_shift = 3;
+ red_off = 10;
+ } else {
+ green_shift = 2;
+ red_off = 11;
+ }
+ for (i = 0; i < ncolors; i++) {
+ cte = img->color_table[i];
+ p[i].ce.w = SWAP16((unsigned short)
+ (((cte.red >> 3) << red_off) |
+ ((cte.green >> green_shift) << 5) |
+ cte.blue >> 3));
+ }
+ break;
+ case GDF_32BIT_X888RGB:
+ for (i = 0; i < ncolors; i++) {
+ cte = img->color_table[i];
+ p[i].ce.dw = SWAP32((cte.red << 16) | (cte.green << 8) |
+ cte.blue);
+ }
+ break;
+ default:
+ printf("RLE Bitmap unsupported in video mode 0x%x\n",
+ VIDEO_DATA_FORMAT);
+ return -1;
+ }
+
+ while (decode) {
+ switch (bm[0]) {
+ case 0:
+ switch (bm[1]) {
+ case 0:
+ /* scan line end marker */
+ bm += 2;
+ x = 0;
+ y--;
+ fbp = (unsigned char *)
+ ((unsigned int)video_fb_address +
+ (((y + yoff) * VIDEO_COLS) +
+ xoff) * bpp);
+ continue;
+ case 1:
+ /* end of bitmap data marker */
+ decode = 0;
+ break;
+ case 2:
+ /* run offset marker */
+ x += bm[2];
+ y -= bm[3];
+ fbp = (unsigned char *)
+ ((unsigned int)video_fb_address +
+ (((y + yoff) * VIDEO_COLS) +
+ x + xoff) * bpp);
+ bm += 4;
+ break;
+ default:
+ /* unencoded run */
+ cnt = bm[1];
+ runlen = cnt;
+ bm += 2;
+ if (y < height) {
+ if (x >= width) {
+ x += runlen;
+ goto next_run;
+ }
+ if (x + runlen > width)
+ cnt = width - x;
+
+ draw_bitmap (&fbp, bm, p, cnt, 0);
+ x += runlen;
+ }
+next_run:
+ bm += runlen;
+ if (runlen & 1)
+ bm++; /* 0 padding if length is odd */
+ }
+ break;
+ default:
+ /* encoded run */
+ if (y < height) { /* only draw into visible area */
+ cnt = bm[0];
+ runlen = cnt;
+ if (x >= width) {
+ x += runlen;
+ bm += 2;
+ continue;
+ }
+ if (x + runlen > width)
+ cnt = width - x;
+
+ draw_bitmap (&fbp, bm, p, cnt, 1);
+ x += runlen;
+ }
+ bm += 2;
+ break;
+ }
+ }
+ return 0;
+}
+#endif
+
/*
* Display the BMP file located at address bmp_image.
- * Only uncompressed
*/
int video_display_bitmap (ulong bmp_image, int x, int y)
{
debug ("Display-bmp: %d x %d with %d colors\n",
width, height, colors);
- if (compression != BMP_BI_RGB) {
+ if (compression != BMP_BI_RGB
+#ifdef CONFIG_VIDEO_BMP_RLE8
+ && compression != BMP_BI_RLE8
+#endif
+ ) {
printf ("Error: compression type %ld not supported\n",
compression);
#ifdef CONFIG_VIDEO_BMP_GZIP
((y + height - 1) * VIDEO_COLS * VIDEO_PIXEL_SIZE) +
x * VIDEO_PIXEL_SIZE);
+#ifdef CONFIG_VIDEO_BMP_RLE8
+ if (compression == BMP_BI_RLE8) {
+ return display_rle8_bitmap(bmp,
+ x, y, width, height);
+ }
+#endif
+
/* We handle only 8bpp or 24 bpp bitmap */
switch (le16_to_cpu (bmp->header.bit_count)) {
case 8:
int xcount, i;
int skip = (width - VIDEO_LOGO_WIDTH) * VIDEO_PIXEL_SIZE;
- int ycount = VIDEO_LOGO_HEIGHT;
+ int ycount = video_logo_height;
unsigned char r, g, b, *logo_red, *logo_blue, *logo_green;
unsigned char *source;
unsigned char *dest = (unsigned char *)screen +
#endif /* CONFIG_SPLASH_SCREEN_ALIGN */
if (video_display_bitmap (addr, x, y) == 0) {
+ video_logo_height = 0;
return ((void *) (video_fb_address));
}
}
#ifdef CONFIG_CONSOLE_EXTRA_INFO
{
- int i, n = ((VIDEO_LOGO_HEIGHT - VIDEO_FONT_HEIGHT) / VIDEO_FONT_HEIGHT);
+ int i, n = ((video_logo_height - VIDEO_FONT_HEIGHT) / VIDEO_FONT_HEIGHT);
for (i = 1; i < n; i++) {
video_get_info_str (i, info);
}
#endif
- return (video_fb_address + VIDEO_LOGO_HEIGHT * VIDEO_LINE_LEN);
+ return (video_fb_address + video_logo_height * VIDEO_LINE_LEN);
}
#endif