diff options
Diffstat (limited to 'drivers/video')
| -rw-r--r-- | drivers/video/cfb_console.c | 59 |
1 files changed, 36 insertions, 23 deletions
diff --git a/drivers/video/cfb_console.c b/drivers/video/cfb_console.c index 97a37ba..d313e90 100644 --- a/drivers/video/cfb_console.c +++ b/drivers/video/cfb_console.c @@ -751,24 +751,10 @@ void video_puts (const char *s) fb ++; \ } -#if !defined(VIDEO_FB_16BPP_PIXEL_SWAP) #define FILL_15BIT_555RGB(r,g,b) { \ *(unsigned short *)fb = SWAP16((unsigned short)(((r>>3)<<10) | ((g>>3)<<5) | (b>>3))); \ fb += 2; \ } -#else -static int tgl; -static unsigned short p0; -#define FILL_15BIT_555RGB(r,g,b) { \ - if (!tgl++) { \ - p0 = SWAP16((unsigned short)(((r>>3)<<10) | ((g>>3)<<5) | (b>>3))); \ - } else { \ - tgl=0; \ - *(unsigned long *)(fb-2) = (SWAP16((unsigned short)(((r>>3)<<10) | ((g>>3)<<5) | (b>>3)))<<16) | p0; \ - } \ - fb += 2; \ -} -#endif #define FILL_16BIT_565RGB(r,g,b) { \ *(unsigned short *)fb = SWAP16((unsigned short)((((r)>>3)<<11) | (((g)>>2)<<5) | ((b)>>3))); \ @@ -796,6 +782,20 @@ static unsigned short p0; } #endif +#if defined(VIDEO_FB_16BPP_PIXEL_SWAP) +static void inline fill_555rgb_pswap(uchar *fb, int x, + u8 r, u8 g, u8 b) +{ + ushort *dst = (ushort *)fb; + ushort color = (ushort)(((r >> 3) << 10) | + ((g >> 3) << 5) | + (b >> 3)); + if (x & 1) + *(--dst) = color; + else + *(++dst) = color; +} +#endif /* * Display the BMP file located at address bmp_image. @@ -927,11 +927,20 @@ int video_display_bitmap (ulong bmp_image, int x, int y) break; case GDF_15BIT_555RGB: while (ycount--) { +#if defined(VIDEO_FB_16BPP_PIXEL_SWAP) + int xpos = x; +#endif WATCHDOG_RESET (); xcount = width; while (xcount--) { cte = bmp->color_table[*bmap++]; +#if !defined(VIDEO_FB_16BPP_PIXEL_SWAP) FILL_15BIT_555RGB (cte.red, cte.green, cte.blue); +#else + fill_555rgb_pswap (fb, xpos++, cte.red, + cte.green, cte.blue); + fb += 2; +#endif } bmap += padded_line; fb -= (VIDEO_VISIBLE_COLS + width) * VIDEO_PIXEL_SIZE; @@ -993,10 +1002,19 @@ int video_display_bitmap (ulong bmp_image, int x, int y) break; case GDF_15BIT_555RGB: while (ycount--) { +#if defined(VIDEO_FB_16BPP_PIXEL_SWAP) + int xpos = x; +#endif WATCHDOG_RESET (); xcount = width; while (xcount--) { +#if !defined(VIDEO_FB_16BPP_PIXEL_SWAP) FILL_15BIT_555RGB (bmap[2], bmap[1], bmap[0]); +#else + fill_555rgb_pswap (fb, xpos++, bmap[2], + bmap[1], bmap[0]); + fb += 2; +#endif bmap += 3; } bmap += padded_line; @@ -1103,6 +1121,9 @@ void logo_plot (void *screen, int width, int x, int y) } while (ycount--) { +#if defined(VIDEO_FB_16BPP_PIXEL_SWAP) + int xpos = x; +#endif xcount = VIDEO_LOGO_WIDTH; while (xcount--) { r = logo_red[*source - VIDEO_LOGO_LUT_OFFSET]; @@ -1121,15 +1142,7 @@ void logo_plot (void *screen, int width, int x, int y) *(unsigned short *) dest = SWAP16 ((unsigned short) (((r >> 3) << 10) | ((g >> 3) << 5) | (b >> 3))); #else - { - if (!tgl++) { - p0 = SWAP16 ((unsigned short) (((r >> 3) << 10) | ((g >> 3) << 5) | (b >> 3))); - } else { - *(unsigned long *)(dest-2) = - (SWAP16 ((unsigned short) (((r >> 3) << 10) | ((g >> 3) << 5) | (b >> 3)))<<16) | p0; - tgl=0; - } - } + fill_555rgb_pswap (dest, xpos++, r, g, b); #endif break; case GDF_16BIT_565RGB: |