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authorJosh.Wu <josh.wu@atmel.com>2010-04-02 10:35:11 +0800
committerPeter Korsgaard <jacmet@sunsite.dk>2010-04-08 09:53:47 +0200
commit6620ca7dfe3d3340eee4ea662d97ee611d84814f (patch)
tree682d94b3f34ace9f30003d6838a4d503fe70b498 /package/fbv/fbv-1.0b-fix-bgr555.patch
parentc03c626ecb5ad285dbfc126fec46d2b94bf23a16 (diff)
downloadbuildroot-novena-6620ca7dfe3d3340eee4ea662d97ee611d84814f.tar.gz
buildroot-novena-6620ca7dfe3d3340eee4ea662d97ee611d84814f.zip
fbv: add patch to support bgr555 framebuffer format.
[Peter: add header to patch, fix file permissions] Signed-off-by: Josh.Wu <josh.wu@atmel.com> Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
Diffstat (limited to 'package/fbv/fbv-1.0b-fix-bgr555.patch')
-rw-r--r--package/fbv/fbv-1.0b-fix-bgr555.patch64
1 files changed, 64 insertions, 0 deletions
diff --git a/package/fbv/fbv-1.0b-fix-bgr555.patch b/package/fbv/fbv-1.0b-fix-bgr555.patch
new file mode 100644
index 000000000..8f185f0a3
--- /dev/null
+++ b/package/fbv/fbv-1.0b-fix-bgr555.patch
@@ -0,0 +1,64 @@
+[PATCH] fbv: support bgr555 format
+
+Signed-off-by: Josh.Wu <josh.wu@atmel.com>
+diff -Naur fbv-1.0b-ori/fb_display.c fbv-1.0b/fb_display.c
+--- fbv-1.0b-ori/fb_display.c 2010-04-02 09:38:15.000000000 +0800
++++ fbv-1.0b/fb_display.c 2010-04-01 18:54:15.000000000 +0800
+@@ -297,6 +297,14 @@
+ ((b >> 3) & 31) );
+ }
+
++inline static unsigned short make15color_bgr(unsigned char r, unsigned char g, unsigned char b)
++{
++ return (
++ (((b >> 3) & 31) << 10) |
++ (((g >> 3) & 31) << 5) |
++ ((r >> 3) & 31) );
++}
++
+ inline static unsigned short make16color(unsigned char r, unsigned char g, unsigned char b)
+ {
+ return (
+@@ -313,6 +321,14 @@
+ u_int16_t *s_fbbuff;
+ u_int32_t *i_fbbuff;
+
++ int is_bgr555 = 0;
++ struct fb_var_screeninfo var;
++ getVarScreenInfo(fh, &var);
++ if(var.red.offset == 0 &&
++ var.green.offset == 5 &&
++ var.blue.offset == 10)
++ is_bgr555 = 1;
++
+ switch(bpp)
+ {
+ case 8:
+@@ -325,15 +341,23 @@
+ case 15:
+ *cpp = 2;
+ s_fbbuff = (unsigned short *) malloc(count * sizeof(unsigned short));
+- for(i = 0; i < count ; i++)
+- s_fbbuff[i] = make15color(rgbbuff[i*3], rgbbuff[i*3+1], rgbbuff[i*3+2]);
++ if(is_bgr555)
++ for(i = 0; i < count ; i++)
++ s_fbbuff[i] = make15color_bgr(rgbbuff[i*3], rgbbuff[i*3+1], rgbbuff[i*3+2]);
++ else
++ for(i = 0; i < count ; i++)
++ s_fbbuff[i] = make15color(rgbbuff[i*3], rgbbuff[i*3+1], rgbbuff[i*3+2]);
+ fbbuff = (void *) s_fbbuff;
+ break;
+ case 16:
+ *cpp = 2;
+ s_fbbuff = (unsigned short *) malloc(count * sizeof(unsigned short));
+- for(i = 0; i < count ; i++)
+- s_fbbuff[i] = make16color(rgbbuff[i*3], rgbbuff[i*3+1], rgbbuff[i*3+2]);
++ if(is_bgr555)
++ for(i = 0; i < count ; i++)
++ s_fbbuff[i] = make15color_bgr(rgbbuff[i*3], rgbbuff[i*3+1], rgbbuff[i*3+2]);
++ else
++ for(i = 0; i < count ; i++)
++ s_fbbuff[i] = make16color(rgbbuff[i*3], rgbbuff[i*3+1], rgbbuff[i*3+2]);
+ fbbuff = (void *) s_fbbuff;
+ break;
+ case 24: