87 lines
2.4 KiB
C
87 lines
2.4 KiB
C
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/*
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* Platform dependent support for DIG64 platforms.
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*
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* Copyright (C) 1999 Intel Corp.
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* Copyright (C) 1999, 2001 Hewlett-Packard Co
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* Copyright (C) 1999, 2001, 2003 David Mosberger-Tang <davidm@hpl.hp.com>
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* Copyright (C) 1999 VA Linux Systems
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* Copyright (C) 1999 Walt Drummond <drummond@valinux.com>
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* Copyright (C) 1999 Vijay Chander <vijay@engr.sgi.com>
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*/
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#include <linux/config.h>
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#include <linux/init.h>
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#include <linux/delay.h>
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#include <linux/kernel.h>
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#include <linux/kdev_t.h>
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#include <linux/string.h>
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#include <linux/tty.h>
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#include <linux/console.h>
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#include <linux/timex.h>
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#include <linux/sched.h>
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#include <linux/root_dev.h>
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#include <asm/io.h>
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#include <asm/machvec.h>
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#include <asm/system.h>
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/*
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* This is here so we can use the CMOS detection in ide-probe.c to
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* determine what drives are present. In theory, we don't need this
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* as the auto-detection could be done via ide-probe.c:do_probe() but
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* in practice that would be much slower, which is painful when
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* running in the simulator. Note that passing zeroes in DRIVE_INFO
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* is sufficient (the IDE driver will autodetect the drive geometry).
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*/
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char drive_info[4*16];
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void __init
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dig_setup (char **cmdline_p)
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{
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unsigned int orig_x, orig_y, num_cols, num_rows, font_height;
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/*
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* Default to /dev/sda2. This assumes that the EFI partition
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* is physical disk 1 partition 1 and the Linux root disk is
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* physical disk 1 partition 2.
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*/
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ROOT_DEV = Root_SDA2; /* default to second partition on first drive */
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#ifdef CONFIG_SMP
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init_smp_config();
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#endif
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memset(&screen_info, 0, sizeof(screen_info));
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if (!ia64_boot_param->console_info.num_rows
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|| !ia64_boot_param->console_info.num_cols)
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{
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printk(KERN_WARNING "dig_setup: warning: invalid screen-info, guessing 80x25\n");
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orig_x = 0;
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orig_y = 0;
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num_cols = 80;
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num_rows = 25;
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font_height = 16;
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} else {
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orig_x = ia64_boot_param->console_info.orig_x;
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orig_y = ia64_boot_param->console_info.orig_y;
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num_cols = ia64_boot_param->console_info.num_cols;
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num_rows = ia64_boot_param->console_info.num_rows;
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font_height = 400 / num_rows;
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}
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screen_info.orig_x = orig_x;
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screen_info.orig_y = orig_y;
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screen_info.orig_video_cols = num_cols;
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screen_info.orig_video_lines = num_rows;
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screen_info.orig_video_points = font_height;
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screen_info.orig_video_mode = 3; /* XXX fake */
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screen_info.orig_video_isVGA = 1; /* XXX fake */
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screen_info.orig_video_ega_bx = 3; /* XXX fake */
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}
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void __init
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dig_irq_init (void)
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{
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}
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