[haiku-commits] r37999 - haiku/trunk/src/system/boot/arch/arm
- From: revol@xxxxxxx
- To: haiku-commits@xxxxxxxxxxxxx
- Date: Tue, 10 Aug 2010 12:01:54 +0200 (CEST)
Author: mmu_man
Date: 2010-08-10 12:01:54 +0200 (Tue, 10 Aug 2010)
New Revision: 37999
Changeset: http://dev.haiku-os.org/changeset/37999
Modified:
haiku/trunk/src/system/boot/arch/arm/arch_video_920.cpp
Log:
Attempt to use the framebuffer already set up by U-Boot... doesn't work yet
though.
Modified: haiku/trunk/src/system/boot/arch/arm/arch_video_920.cpp
===================================================================
--- haiku/trunk/src/system/boot/arch/arm/arch_video_920.cpp 2010-08-10
10:00:16 UTC (rev 37998)
+++ haiku/trunk/src/system/boot/arch/arm/arch_video_920.cpp 2010-08-10
10:01:54 UTC (rev 37999)
@@ -41,18 +41,43 @@
#if BOARD_CPU_ARM920T
// #pragma mark -
+extern void *gFrameBufferBase;
status_t
arch_probe_video_mode(void)
{
- return B_ERROR;
+ gKernelArgs.frame_buffer.depth = 16;
+ gKernelArgs.frame_buffer.width = 1024;
+ gKernelArgs.frame_buffer.height = 768;
+ gKernelArgs.frame_buffer.bytes_per_row = gKernelArgs.frame_buffer.width
* 2;
+ gKernelArgs.frame_buffer.physical_buffer.size =
gKernelArgs.frame_buffer.width
+ * gKernelArgs.frame_buffer.height
+ * gKernelArgs.frame_buffer.depth / 8;
+
+#if 0
+ if (!gFrameBufferBase) {
+ int err = platform_allocate_region(&gFrameBufferBase,
gKernelArgs.frame_buffer.physical_buffer.size, 0, false);
+ if (err < B_OK) return err;
+ gKernelArgs.frame_buffer.physical_buffer.start =
(addr_t)gFrameBufferBase;
+ dprintf("video framebuffer: %p\n", gFrameBufferBase);
+ }
+#else
+ gFrameBufferBase = (void *)0x88000000;
+ gKernelArgs.frame_buffer.physical_buffer.start =
(addr_t)gFrameBufferBase;
+#endif
+
+ dprintf("video mode: %ux%ux%u\n", gKernelArgs.frame_buffer.width,
+ gKernelArgs.frame_buffer.height,
gKernelArgs.frame_buffer.depth);
+
+ gKernelArgs.frame_buffer.enabled = true;
+ return B_OK;
}
status_t
arch_set_video_mode(int width, int height, int depth)
{
- return B_ERROR;
+ return B_OK;
}
Other related posts:
- » [haiku-commits] r37999 - haiku/trunk/src/system/boot/arch/arm - revol
