Updated due to changes to the kernel_args frame buffer structure.

Most importantly, it now always uses map_physical_memory(), and no longer
relies on eventually mapped data by the boot loader (that the VM didn't
know about).


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@9418 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler
2004-10-19 17:17:04 +00:00
parent 9f89132031
commit 11f838fbf7
+17 -17
View File
@@ -26,8 +26,7 @@
# define TRACE(x) ;
#endif
int fb_console_dev_init(kernel_args *ka);
status_t fb_console_dev_init(kernel_args *args);
#define WRAP(x, limit) ((x) % (limit))
// This version makes the sh4 compiler throw up
@@ -436,30 +435,31 @@ static device_hooks sFrameBufferConsoleHooks = {
};
int
fb_console_dev_init(kernel_args *ka)
status_t
fb_console_dev_init(kernel_args *args)
{
status_t status;
int i;
if (!ka->fb.enabled)
if (!args->frame_buffer.enabled)
return B_OK;
TRACE(("fb_console_dev_init: framebuffer found at 0x%lx, x %d, y %d, bit depth %d\n",
ka->fb.mapping.start, ka->fb.x_size, ka->fb.y_size, ka->fb.bit_depth));
TRACE(("fb_console_dev_init: framebuffer found at 0x%lx, x %ld, y %ld, bit depth %ld\n",
args->frame_buffer.physical_buffer.start, args->frame_buffer.width,
args->frame_buffer.height, args->frame_buffer.depth));
memset(&console, 0, sizeof(console));
if (ka->fb.already_mapped) {
console.fb = ka->fb.mapping.start;
} else {
map_physical_memory("vesa_fb", (void *)ka->fb.mapping.start, ka->fb.mapping.size,
B_ANY_KERNEL_ADDRESS, /*B_KERNEL_READ_AREA | B_KERNEL_WRITE_AREA*/ 0, (void **)&console.fb);
}
status = map_physical_memory("vesa_fb", (void *)args->frame_buffer.physical_buffer.start,
args->frame_buffer.physical_buffer.size, B_ANY_KERNEL_ADDRESS,
B_READ_AREA | B_WRITE_AREA, (void **)&console.fb);
if (status < B_OK)
return status;
console.fb_x = ka->fb.x_size;
console.fb_y = ka->fb.y_size;
console.fb_pixel_bytes = ka->fb.bit_depth / 8;
console.fb_size = ka->fb.mapping.size;
console.fb_x = args->frame_buffer.width;
console.fb_y = args->frame_buffer.height;
console.fb_pixel_bytes = args->frame_buffer.depth / 8;
console.fb_size = args->frame_buffer.physical_buffer.size;
switch (console.fb_pixel_bytes) {
case 1: