Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Setup pointers to hardware-dependent routines. |
| 3 | * |
| 4 | * This file is subject to the terms and conditions of the GNU General Public |
| 5 | * License. See the file "COPYING" in the main directory of this archive |
| 6 | * for more details. |
| 7 | * |
Ralf Baechle | fcdb27a | 2006-01-18 17:37:07 +0000 | [diff] [blame] | 8 | * Copyright (C) 1996, 97, 98, 2000, 03, 04, 06 Ralf Baechle (ralf@linux-mips.org) |
Thomas Bogendoerfer | 22df5bc | 2007-05-17 14:53:12 +0200 | [diff] [blame] | 9 | * Copyright (C) 2006,2007 Thomas Bogendoerfer (tsbogend@alpha.franken.de) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 10 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 11 | #include <linux/eisa.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 12 | #include <linux/init.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 13 | #include <linux/console.h> |
| 14 | #include <linux/fb.h> |
Jon Smirl | 894673e | 2006-07-10 04:44:13 -0700 | [diff] [blame] | 15 | #include <linux/screen_info.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 16 | |
Thomas Bogendoerfer | 4a0312f | 2006-06-13 13:59:01 +0200 | [diff] [blame] | 17 | #ifdef CONFIG_ARC |
Aurelien Jarno | 2f56cfd | 2007-09-05 08:59:34 +0200 | [diff] [blame] | 18 | #include <asm/fw/arc/types.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 19 | #include <asm/sgialib.h> |
Thomas Bogendoerfer | 4a0312f | 2006-06-13 13:59:01 +0200 | [diff] [blame] | 20 | #endif |
| 21 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 22 | #include <asm/io.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 23 | #include <asm/reboot.h> |
| 24 | #include <asm/sni.h> |
Thomas Bogendoerfer | c066a32 | 2006-12-28 18:22:32 +0100 | [diff] [blame] | 25 | |
| 26 | unsigned int sni_brd_type; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 27 | |
| 28 | extern void sni_machine_restart(char *command); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 29 | extern void sni_machine_power_off(void); |
| 30 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 31 | static void __init sni_display_setup(void) |
| 32 | { |
Thomas Bogendoerfer | 4a0312f | 2006-06-13 13:59:01 +0200 | [diff] [blame] | 33 | #if defined(CONFIG_VT) && defined(CONFIG_VGA_CONSOLE) && defined(CONFIG_ARC) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 34 | struct screen_info *si = &screen_info; |
| 35 | DISPLAY_STATUS *di; |
| 36 | |
| 37 | di = ArcGetDisplayStatus(1); |
| 38 | |
| 39 | if (di) { |
| 40 | si->orig_x = di->CursorXPosition; |
| 41 | si->orig_y = di->CursorYPosition; |
| 42 | si->orig_video_cols = di->CursorMaxXPosition; |
| 43 | si->orig_video_lines = di->CursorMaxYPosition; |
| 44 | si->orig_video_isVGA = VIDEO_TYPE_VGAC; |
| 45 | si->orig_video_points = 16; |
| 46 | } |
| 47 | #endif |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 48 | } |
| 49 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 50 | |
Ralf Baechle | 2925aba | 2006-06-18 01:32:22 +0100 | [diff] [blame] | 51 | void __init plat_mem_setup(void) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 52 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 53 | set_io_port_base(SNI_PORT_BASE); |
Thomas Bogendoerfer | c066a32 | 2006-12-28 18:22:32 +0100 | [diff] [blame] | 54 | // ioport_resource.end = sni_io_resource.end; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 55 | |
| 56 | /* |
| 57 | * Setup (E)ISA I/O memory access stuff |
| 58 | */ |
| 59 | isa_slot_offset = 0xb0000000; |
| 60 | #ifdef CONFIG_EISA |
| 61 | EISA_bus = 1; |
| 62 | #endif |
| 63 | |
Thomas Bogendoerfer | c066a32 | 2006-12-28 18:22:32 +0100 | [diff] [blame] | 64 | switch (sni_brd_type) { |
| 65 | case SNI_BRD_10: |
| 66 | case SNI_BRD_10NEW: |
| 67 | case SNI_BRD_TOWER_OASIC: |
| 68 | case SNI_BRD_MINITOWER: |
| 69 | sni_a20r_init(); |
| 70 | break; |
| 71 | |
| 72 | case SNI_BRD_PCI_TOWER: |
| 73 | case SNI_BRD_PCI_TOWER_CPLUS: |
| 74 | sni_pcit_init(); |
| 75 | break; |
| 76 | |
| 77 | case SNI_BRD_RM200: |
| 78 | sni_rm200_init(); |
| 79 | break; |
| 80 | |
| 81 | case SNI_BRD_PCI_MTOWER: |
| 82 | case SNI_BRD_PCI_DESKTOP: |
| 83 | case SNI_BRD_PCI_MTOWER_CPLUS: |
| 84 | sni_pcimt_init(); |
| 85 | break; |
| 86 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 87 | |
| 88 | _machine_restart = sni_machine_restart; |
Ralf Baechle | fcdb27a | 2006-01-18 17:37:07 +0000 | [diff] [blame] | 89 | pm_power_off = sni_machine_power_off; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 90 | |
| 91 | sni_display_setup(); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 92 | } |
Thomas Bogendoerfer | 22df5bc | 2007-05-17 14:53:12 +0200 | [diff] [blame] | 93 | |
| 94 | #if CONFIG_PCI |
| 95 | |
| 96 | #include <linux/pci.h> |
| 97 | #include <video/vga.h> |
| 98 | #include <video/cirrus.h> |
| 99 | |
| 100 | static void __devinit quirk_cirrus_ram_size(struct pci_dev *dev) |
| 101 | { |
| 102 | u16 cmd; |
| 103 | |
| 104 | /* |
| 105 | * firmware doesn't set the ram size correct, so we |
| 106 | * need to do it here, otherwise we get screen corruption |
| 107 | * on older Cirrus chips |
| 108 | */ |
Ralf Baechle | 49a89ef | 2007-10-11 23:46:15 +0100 | [diff] [blame^] | 109 | pci_read_config_word(dev, PCI_COMMAND, &cmd); |
Thomas Bogendoerfer | 22df5bc | 2007-05-17 14:53:12 +0200 | [diff] [blame] | 110 | if ((cmd & (PCI_COMMAND_IO|PCI_COMMAND_MEMORY)) |
| 111 | == (PCI_COMMAND_IO|PCI_COMMAND_MEMORY)) { |
Ralf Baechle | 49a89ef | 2007-10-11 23:46:15 +0100 | [diff] [blame^] | 112 | vga_wseq(NULL, CL_SEQR6, 0x12); /* unlock all extension registers */ |
| 113 | vga_wseq(NULL, CL_SEQRF, 0x18); |
Thomas Bogendoerfer | 22df5bc | 2007-05-17 14:53:12 +0200 | [diff] [blame] | 114 | } |
| 115 | } |
| 116 | |
| 117 | DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CIRRUS, PCI_DEVICE_ID_CIRRUS_5434_8, |
| 118 | quirk_cirrus_ram_size); |
| 119 | DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CIRRUS, PCI_DEVICE_ID_CIRRUS_5436, |
| 120 | quirk_cirrus_ram_size); |
| 121 | DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CIRRUS, PCI_DEVICE_ID_CIRRUS_5446, |
| 122 | quirk_cirrus_ram_size); |
| 123 | #endif |