Root/
1 | /* |
2 | * Platform dependent support for DIG64 platforms. |
3 | * |
4 | * Copyright (C) 1999 Intel Corp. |
5 | * Copyright (C) 1999, 2001 Hewlett-Packard Co |
6 | * Copyright (C) 1999, 2001, 2003 David Mosberger-Tang <davidm@hpl.hp.com> |
7 | * Copyright (C) 1999 VA Linux Systems |
8 | * Copyright (C) 1999 Walt Drummond <drummond@valinux.com> |
9 | * Copyright (C) 1999 Vijay Chander <vijay@engr.sgi.com> |
10 | */ |
11 | |
12 | #include <linux/init.h> |
13 | #include <linux/delay.h> |
14 | #include <linux/kernel.h> |
15 | #include <linux/kdev_t.h> |
16 | #include <linux/string.h> |
17 | #include <linux/screen_info.h> |
18 | #include <linux/console.h> |
19 | #include <linux/timex.h> |
20 | #include <linux/sched.h> |
21 | #include <linux/root_dev.h> |
22 | |
23 | #include <asm/io.h> |
24 | #include <asm/machvec.h> |
25 | #include <asm/system.h> |
26 | |
27 | void __init |
28 | dig_setup (char **cmdline_p) |
29 | { |
30 | unsigned int orig_x, orig_y, num_cols, num_rows, font_height; |
31 | |
32 | /* |
33 | * Default to /dev/sda2. This assumes that the EFI partition |
34 | * is physical disk 1 partition 1 and the Linux root disk is |
35 | * physical disk 1 partition 2. |
36 | */ |
37 | ROOT_DEV = Root_SDA2; /* default to second partition on first drive */ |
38 | |
39 | #ifdef CONFIG_SMP |
40 | init_smp_config(); |
41 | #endif |
42 | |
43 | memset(&screen_info, 0, sizeof(screen_info)); |
44 | |
45 | if (!ia64_boot_param->console_info.num_rows |
46 | || !ia64_boot_param->console_info.num_cols) |
47 | { |
48 | printk(KERN_WARNING "dig_setup: warning: invalid screen-info, guessing 80x25\n"); |
49 | orig_x = 0; |
50 | orig_y = 0; |
51 | num_cols = 80; |
52 | num_rows = 25; |
53 | font_height = 16; |
54 | } else { |
55 | orig_x = ia64_boot_param->console_info.orig_x; |
56 | orig_y = ia64_boot_param->console_info.orig_y; |
57 | num_cols = ia64_boot_param->console_info.num_cols; |
58 | num_rows = ia64_boot_param->console_info.num_rows; |
59 | font_height = 400 / num_rows; |
60 | } |
61 | |
62 | screen_info.orig_x = orig_x; |
63 | screen_info.orig_y = orig_y; |
64 | screen_info.orig_video_cols = num_cols; |
65 | screen_info.orig_video_lines = num_rows; |
66 | screen_info.orig_video_points = font_height; |
67 | screen_info.orig_video_mode = 3; /* XXX fake */ |
68 | screen_info.orig_video_isVGA = 1; /* XXX fake */ |
69 | screen_info.orig_video_ega_bx = 3; /* XXX fake */ |
70 | } |
71 |
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Tags:
od-2011-09-04
od-2011-09-18
v2.6.34-rc5
v2.6.34-rc6
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v3.9