[OpenBIOS] [PATCH 5/5] ofmem: use helper to find framebuffer virtual address on sparc64
Igor V. Kovalenko
igor.v.kovalenko at gmail.com
Sun Dec 27 12:44:23 CET 2009
From: Igor V. Kovalenko <igor.v.kovalenko at gmail.com>
- init_video: call ofmem_find_virtual to access
framebuffer on sparc64
Signed-off-by: Igor V. Kovalenko <igor.v.kovalenko at gmail.com>
---
modules/video.c | 9 ++++++++-
1 files changed, 8 insertions(+), 1 deletions(-)
diff --git a/modules/video.c b/modules/video.c
index fe8f1a2..83a39b4 100644
--- a/modules/video.c
+++ b/modules/video.c
@@ -309,7 +309,6 @@ init_video( unsigned long fb, int width, int height, int depth, int rb )
int i, s, size;
phandle_t ph=0;
- video.fb.mphys = fb;
video.fb.w = width;
video.fb.h = height;
video.fb.depth = depth;
@@ -333,6 +332,14 @@ init_video( unsigned long fb, int width, int height, int depth, int rb )
ofmem_claim_virt( video.fb.mphys, size, 0 );
ofmem_map( video.fb.mphys, video.fb.mphys, size, -1 );
#endif
+#if defined(CONFIG_SPARC64)
+ // TODO: use full 64bit physical address of framebuffer
+ // The issue here is that fb is passed value of bar address
+ // which is an offset from pci memory space
+ fb = ofmem_find_virtual(fb);
+#endif
+
+ video.fb.mphys = fb;
for( i=0; i<256; i++ )
set_color( i, i * 0x010101 );
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