diff options
Diffstat (limited to 'arch/ia64/dig/setup.c')
| -rw-r--r-- | arch/ia64/dig/setup.c | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/arch/ia64/dig/setup.c b/arch/ia64/dig/setup.c new file mode 100644 index 00000000000..d58003f1ad0 --- /dev/null +++ b/arch/ia64/dig/setup.c @@ -0,0 +1,86 @@ +/* + * Platform dependent support for DIG64 platforms. + * + * Copyright (C) 1999 Intel Corp. + * Copyright (C) 1999, 2001 Hewlett-Packard Co + * Copyright (C) 1999, 2001, 2003 David Mosberger-Tang <davidm@hpl.hp.com> + * Copyright (C) 1999 VA Linux Systems + * Copyright (C) 1999 Walt Drummond <drummond@valinux.com> + * Copyright (C) 1999 Vijay Chander <vijay@engr.sgi.com> + */ +#include <linux/config.h> + +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/kernel.h> +#include <linux/kdev_t.h> +#include <linux/string.h> +#include <linux/tty.h> +#include <linux/console.h> +#include <linux/timex.h> +#include <linux/sched.h> +#include <linux/root_dev.h> + +#include <asm/io.h> +#include <asm/machvec.h> +#include <asm/system.h> + +/* + * This is here so we can use the CMOS detection in ide-probe.c to + * determine what drives are present. In theory, we don't need this + * as the auto-detection could be done via ide-probe.c:do_probe() but + * in practice that would be much slower, which is painful when + * running in the simulator. Note that passing zeroes in DRIVE_INFO + * is sufficient (the IDE driver will autodetect the drive geometry). + */ +char drive_info[4*16]; + +void __init +dig_setup (char **cmdline_p) +{ + unsigned int orig_x, orig_y, num_cols, num_rows, font_height; + + /* + * Default to /dev/sda2. This assumes that the EFI partition + * is physical disk 1 partition 1 and the Linux root disk is + * physical disk 1 partition 2. + */ + ROOT_DEV = Root_SDA2; /* default to second partition on first drive */ + +#ifdef CONFIG_SMP + init_smp_config(); +#endif + + memset(&screen_info, 0, sizeof(screen_info)); + + if (!ia64_boot_param->console_info.num_rows + || !ia64_boot_param->console_info.num_cols) + { + printk(KERN_WARNING "dig_setup: warning: invalid screen-info, guessing 80x25\n"); + orig_x = 0; + orig_y = 0; + num_cols = 80; + num_rows = 25; + font_height = 16; + } else { + orig_x = ia64_boot_param->console_info.orig_x; + orig_y = ia64_boot_param->console_info.orig_y; + num_cols = ia64_boot_param->console_info.num_cols; + num_rows = ia64_boot_param->console_info.num_rows; + font_height = 400 / num_rows; + } + + screen_info.orig_x = orig_x; + screen_info.orig_y = orig_y; + screen_info.orig_video_cols = num_cols; + screen_info.orig_video_lines = num_rows; + screen_info.orig_video_points = font_height; + screen_info.orig_video_mode = 3; /* XXX fake */ + screen_info.orig_video_isVGA = 1; /* XXX fake */ + screen_info.orig_video_ega_bx = 3; /* XXX fake */ +} + +void __init +dig_irq_init (void) +{ +} |