commit f766396d9931e1879161132c26fe61453065f450
author Daniel Leung <daniel.leung@intel.com> Wed Mar 19 13:41:31 2014 -0700
committer Yong Yao <yong.yao@intel.com> Tue May 13 15:00:40 2014 -0700
tree be7ff11548d114f7cfcaad087277579a5aad8f5d
parent 74b90b309f67dc3b8bb74e47c4eddf7ce511bc35

Support BGRA framebuffer

The re-designed recovery graphics code only supports RGB{_,X,A}
framebuffer, and this patch adds support for BGRA framebuffer.

Change-Id: I3780c8288088f497fa248f3492c54f43834a8598
Signed-off-by: Daniel Leung <daniel.leung@intel.com>
Reviewed-by: Jovanovic, Radivoje <radivoje.jovanovic@intel.com>
Reviewed-by: Parkinson, TimothyX L <timothyx.l.parkinson@intel.com>
Tested-by: Parkinson, TimothyX L <timothyx.l.parkinson@intel.com>
Reviewed-by: Boie, Andrew P <andrew.p.boie@intel.com>
Reviewed-by: Gumbel, Matthew K <matthew.k.gumbel@intel.com>

minui/graphics_fbdev.c

diff --git a/minui/graphics_fbdev.c b/minui/graphics_fbdev.c
index bb91975..a91ea87 100644
--- a/minui/graphics_fbdev.c
+++ b/minui/graphics_fbdev.c
@@ -184,8 +184,21 @@
         set_displayed_framebuffer(1-displayed_buffer);
     } else {
         // Copy from the in-memory surface to the framebuffer.
+
+#if defined(RECOVERY_BGRA)
+        unsigned int idx;
+        unsigned char* ucfb_vaddr = (unsigned char*)gr_framebuffer[0].data;
+        unsigned char* ucbuffer_vaddr = (unsigned char*)gr_draw->data;
+        for (idx = 0 ; idx < (gr_draw->height * gr_draw->row_bytes); idx += 4) {
+            ucfb_vaddr[idx    ] = ucbuffer_vaddr[idx + 2];
+            ucfb_vaddr[idx + 1] = ucbuffer_vaddr[idx + 1];
+            ucfb_vaddr[idx + 2] = ucbuffer_vaddr[idx    ];
+            ucfb_vaddr[idx + 3] = ucbuffer_vaddr[idx + 3];
+        }
+#else
         memcpy(gr_framebuffer[0].data, gr_draw->data,
                gr_draw->height * gr_draw->row_bytes);
+#endif
     }
     return gr_draw;
 }