diff options
| author | Graeme Gregory <dp@xora.org.uk> | 2009-01-29 22:16:37 +0000 |
|---|---|---|
| committer | Graeme Gregory <dp@xora.org.uk> | 2009-01-29 22:18:18 +0000 |
| commit | fe90a0854047d064954185c2a4fa331e9ad560b8 (patch) | |
| tree | 6178b2401408bb1af56a07caa15a3880c55008be /packages/kexecboot/kexecboot-0.4/fb-render-16bit.patch | |
| parent | 6a6d6bab519aefb44e3d49d305134057adf7539e (diff) | |
kexecboot_0.4.bb : add patch to always use 16bit writes, this fixes tosa
screen corruption and wont harm other machines
Diffstat (limited to 'packages/kexecboot/kexecboot-0.4/fb-render-16bit.patch')
| -rw-r--r-- | packages/kexecboot/kexecboot-0.4/fb-render-16bit.patch | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/packages/kexecboot/kexecboot-0.4/fb-render-16bit.patch b/packages/kexecboot/kexecboot-0.4/fb-render-16bit.patch new file mode 100644 index 0000000000..f3405e49d8 --- /dev/null +++ b/packages/kexecboot/kexecboot-0.4/fb-render-16bit.patch @@ -0,0 +1,21 @@ +Index: kexecboot-0.4/fb.c +=================================================================== +--- kexecboot-0.4.orig/fb.c 2009-01-29 22:03:34.000000000 +0000 ++++ kexecboot-0.4/fb.c 2009-01-29 22:08:22.000000000 +0000 +@@ -19,7 +19,15 @@ + + void fb_render(FB * fb) + { +- memcpy(fb->data, fb->backbuffer, fb->screensize); ++ uint16 *source, *dest; ++ int n = fb->screensize/2; ++ ++ source = (uint16 *)fb->backbuffer; ++ dest = (uint16 *)fb->data; ++ ++ while (n--) { ++ *dest++ = *source++; ++ } + } + + void fb_destroy(FB * fb) |