diff options
Diffstat (limited to 'packages/psplash/files/psplash_1bpp.patch')
| -rw-r--r-- | packages/psplash/files/psplash_1bpp.patch | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/packages/psplash/files/psplash_1bpp.patch b/packages/psplash/files/psplash_1bpp.patch new file mode 100644 index 0000000000..e5324f605d --- /dev/null +++ b/packages/psplash/files/psplash_1bpp.patch @@ -0,0 +1,33 @@ +--- orig/psplash-fb.c (revision 249) ++++ new/psplash-fb.c (working copy) +@@ -62,7 +62,7 @@ + goto fail; + } + +- if (fb_var.bits_per_pixel < 16) ++ if (fb_var.bits_per_pixel != 1 && fb_var.bits_per_pixel < 16) + { + fprintf(stderr, + "Error, no support currently for %i bpp frame buffers\n", +@@ -143,7 +143,7 @@ + return NULL; + } + +-#define OFFSET(fb,x,y) (((y) * (fb)->stride) + ((x) * ((fb)->bpp >> 3))) ++#define OFFSET(fb,x,y) (((fb)->bpp == 1) ? (((y) * ((fb)->stride << 3)) + (x)) : (((y) * (fb)->stride) + ((x) * ((fb)->bpp >> 3)))) + + inline void + psplash_fb_plot_pixel (PSplashFB *fb, +@@ -188,6 +188,12 @@ + *(volatile uint16 *) (fb->data + off) + = ((red >> 3) << 11) | ((green >> 2) << 5) | (blue >> 3); + break; ++ case 1: ++ if ((red + green + blue) > 384) ++ *(fb->data + (off >> 3)) |= (1 << (7 - (off & 0x07))); ++ else ++ *(fb->data + (off >> 3)) ^= (1 << (7 - (off & 0x07))); ++ break; + default: + /* depth not supported yet */ + break; |