Changeset 115

Timestamp:

Mar 26, 2010 12:59:14 PM (3 years ago)

Author:

stepan

Message:

linux loader support for fb only mode
(not fully functional, but does not break anything either)
Signed-off-by: Stefan Reinauer <stepan@…>

File:

• trunk/filo/i386/linux_load.c (modified) (3 diffs)

trunk/filo/i386/linux_load.c

@@ -28 +28 @@
 #include <libpayload.h>
 #include <libpayload-config.h>
+#include <coreboot_tables.h>
 #include <config.h>
 #include <fs.h>
@@ -298 +299 @@
 }
 
+/* Video mode */
+static void
+set_video_mode(struct linux_params *params)
+{
+#if CONFIG_COREBOOT_VIDEO_CONSOLE
+        /* Are we running on a framebuffer console? */
+        if (!lib_sysinfo.framebuffer)
+                return;
+
+        params->lfb_width = lib_sysinfo.framebuffer->x_resolution;
+        params->lfb_height = lib_sysinfo.framebuffer->y_resolution;
+        params->lfb_depth = lib_sysinfo.framebuffer->bits_per_pixel;
+        params->lfb_linelength = lib_sysinfo.framebuffer->bytes_per_line;
+        params->lfb_base = lib_sysinfo.framebuffer->physical_address;
+        // prolly not enough for the boot splash?!
+        params->lfb_size = (params->lfb_linelength * params->lfb_height + 65535 ) >> 16;
+        params->red_size = lib_sysinfo.framebuffer->red_mask_size;
+        params->red_pos = lib_sysinfo.framebuffer->red_mask_pos;
+        params->green_size = lib_sysinfo.framebuffer->green_mask_size;
+        params->green_pos = lib_sysinfo.framebuffer->green_mask_pos;
+        params->blue_size = lib_sysinfo.framebuffer->blue_mask_size;
+        params->blue_pos = lib_sysinfo.framebuffer->blue_mask_pos;
+        params->rsvd_size = lib_sysinfo.framebuffer->reserved_mask_size;
+        params->rsvd_pos = lib_sysinfo.framebuffer->reserved_mask_pos;
+#endif
+}
+
 /*
  * Parse command line
@@ -668 +696 @@
     init_linux_params(params, &hdr);
     set_memory_size(params);
+    set_video_mode(params);
     initrd_file = parse_command_line(cmdline, phys_to_virt(COMMAND_LINE_LOC));
     set_command_line_loc(params, &hdr);