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
27void __init
28dig_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;
68	screen_info.orig_video_isVGA = 1;
69	screen_info.orig_video_ega_bx = 3;
70}
71