| /* |
| * Setup pointers to hardware-dependent routines. |
| * |
| * This file is subject to the terms and conditions of the GNU General Public |
| * License. See the file "COPYING" in the main directory of this archive |
| * for more details. |
| * |
| * Copyright (C) 1996, 1997, 1998, 2000 by Ralf Baechle |
| */ |
| #include <asm/ptrace.h> |
| #include <linux/config.h> |
| #include <linux/hdreg.h> |
| #include <linux/ioport.h> |
| #include <linux/sched.h> |
| #include <linux/init.h> |
| #include <linux/interrupt.h> |
| #include <linux/timex.h> |
| #include <linux/pci.h> |
| #include <linux/mc146818rtc.h> |
| #include <linux/console.h> |
| #include <linux/fb.h> |
| #include <linux/pc_keyb.h> |
| #include <linux/ide.h> |
| |
| #include <asm/bcache.h> |
| #include <asm/bootinfo.h> |
| #include <asm/keyboard.h> |
| #include <asm/io.h> |
| #include <asm/irq.h> |
| #include <asm/processor.h> |
| #include <asm/reboot.h> |
| #include <asm/sni.h> |
| #include <asm/time.h> |
| #include <asm/traps.h> |
| |
| extern void sni_machine_restart(char *command); |
| extern void sni_machine_halt(void); |
| extern void sni_machine_power_off(void); |
| |
| extern struct ide_ops std_ide_ops; |
| extern struct rtc_ops std_rtc_ops; |
| extern struct kbd_ops std_kbd_ops; |
| |
| static void __init sni_rm200_pci_time_init(struct irqaction *irq) |
| { |
| /* set the clock to 100 Hz */ |
| outb_p(0x34,0x43); /* binary, mode 2, LSB/MSB, ch 0 */ |
| outb_p(LATCH & 0xff , 0x40); /* LSB */ |
| outb(LATCH >> 8 , 0x40); /* MSB */ |
| setup_irq(0, irq); |
| } |
| |
| |
| extern unsigned char sni_map_isa_cache; |
| |
| /* |
| * A bit more gossip about the iron we're running on ... |
| */ |
| static inline void sni_pcimt_detect(void) |
| { |
| char boardtype[80]; |
| unsigned char csmsr; |
| char *p = boardtype; |
| unsigned int asic; |
| |
| csmsr = *(volatile unsigned char *)PCIMT_CSMSR; |
| |
| p += sprintf(p, "%s PCI", (csmsr & 0x80) ? "RM200" : "RM300"); |
| if ((csmsr & 0x80) == 0) |
| p += sprintf(p, ", board revision %s", |
| (csmsr & 0x20) ? "D" : "C"); |
| asic = csmsr & 0x80; |
| asic = (csmsr & 0x08) ? asic : !asic; |
| p += sprintf(p, ", ASIC PCI Rev %s", asic ? "1.0" : "1.1"); |
| printk("%s.\n", boardtype); |
| } |
| |
| void __init sni_rm200_pci_setup(void) |
| { |
| sni_pcimt_detect(); |
| sni_pcimt_sc_init(); |
| |
| set_io_port_base(SNI_PORT_BASE); |
| |
| /* |
| * Setup (E)ISA I/O memory access stuff |
| */ |
| isa_slot_offset = 0xb0000000; |
| // sni_map_isa_cache = 0; |
| EISA_bus = 1; |
| |
| request_region(0x00,0x20,"dma1"); |
| request_region(0x40,0x20,"timer"); |
| /* XXX FIXME: CONFIG_RTC */ |
| request_region(0x70,0x10,"rtc"); |
| request_region(0x80,0x10,"dma page reg"); |
| request_region(0xc0,0x20,"dma2"); |
| board_time_init = sni_rm200_pci_time_init; |
| |
| _machine_restart = sni_machine_restart; |
| _machine_halt = sni_machine_halt; |
| _machine_power_off = sni_machine_power_off; |
| |
| aux_device_present = 0xaa; |
| |
| /* |
| * Some cluefull person has placed the PCI config data directly in |
| * the I/O port space ... |
| */ |
| request_region(0xcfc,0x04,"PCI config data"); |
| |
| #ifdef CONFIG_BLK_DEV_IDE |
| ide_ops = &std_ide_ops; |
| #endif |
| conswitchp = &vga_con; |
| |
| screen_info = (struct screen_info) { |
| 0, 0, /* orig-x, orig-y */ |
| 0, /* unused */ |
| 52, /* orig_video_page */ |
| 3, /* orig_video_mode */ |
| 80, /* orig_video_cols */ |
| 4626, 3, 9, /* unused, ega_bx, unused */ |
| 50, /* orig_video_lines */ |
| 0x22, /* orig_video_isVGA */ |
| 16 /* orig_video_points */ |
| }; |
| |
| rtc_ops = &std_rtc_ops; |
| kbd_ops = &std_kbd_ops; |
| #ifdef CONFIG_PSMOUSE |
| aux_device_present = 0xaa; |
| #endif |
| } |