2 * Setup pointers to hardware-dependent routines.
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
8 * Copyright (C) 1996, 97, 98, 2000, 03, 04, 06 Ralf Baechle (ralf@linux-mips.org)
9 * Copyright (C) 2006,2007 Thomas Bogendoerfer (tsbogend@alpha.franken.de)
11 #include <linux/eisa.h>
12 #include <linux/init.h>
13 #include <linux/console.h>
15 #include <linux/screen_info.h>
18 #include <asm/arc/types.h>
19 #include <asm/sgialib.h>
23 #include <asm/reboot.h>
26 unsigned int sni_brd_type;
28 extern void sni_machine_restart(char *command);
29 extern void sni_machine_halt(void);
30 extern void sni_machine_power_off(void);
32 static void __init sni_display_setup(void)
34 #if defined(CONFIG_VT) && defined(CONFIG_VGA_CONSOLE) && defined(CONFIG_ARC)
35 struct screen_info *si = &screen_info;
38 di = ArcGetDisplayStatus(1);
41 si->orig_x = di->CursorXPosition;
42 si->orig_y = di->CursorYPosition;
43 si->orig_video_cols = di->CursorMaxXPosition;
44 si->orig_video_lines = di->CursorMaxYPosition;
45 si->orig_video_isVGA = VIDEO_TYPE_VGAC;
46 si->orig_video_points = 16;
52 void __init plat_mem_setup(void)
54 set_io_port_base(SNI_PORT_BASE);
55 // ioport_resource.end = sni_io_resource.end;
58 * Setup (E)ISA I/O memory access stuff
60 isa_slot_offset = 0xb0000000;
65 switch (sni_brd_type) {
68 case SNI_BRD_TOWER_OASIC:
69 case SNI_BRD_MINITOWER:
73 case SNI_BRD_PCI_TOWER:
74 case SNI_BRD_PCI_TOWER_CPLUS:
82 case SNI_BRD_PCI_MTOWER:
83 case SNI_BRD_PCI_DESKTOP:
84 case SNI_BRD_PCI_MTOWER_CPLUS:
89 _machine_restart = sni_machine_restart;
90 _machine_halt = sni_machine_halt;
91 pm_power_off = sni_machine_power_off;
98 #include <linux/pci.h>
99 #include <video/vga.h>
100 #include <video/cirrus.h>
102 static void __devinit quirk_cirrus_ram_size(struct pci_dev *dev)
107 * firmware doesn't set the ram size correct, so we
108 * need to do it here, otherwise we get screen corruption
109 * on older Cirrus chips
111 pci_read_config_word (dev, PCI_COMMAND, &cmd);
112 if ((cmd & (PCI_COMMAND_IO|PCI_COMMAND_MEMORY))
113 == (PCI_COMMAND_IO|PCI_COMMAND_MEMORY)) {
114 vga_wseq (NULL, CL_SEQR6, 0x12); /* unlock all extension registers */
115 vga_wseq (NULL, CL_SEQRF, 0x18);
119 DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CIRRUS, PCI_DEVICE_ID_CIRRUS_5434_8,
120 quirk_cirrus_ram_size);
121 DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CIRRUS, PCI_DEVICE_ID_CIRRUS_5436,
122 quirk_cirrus_ram_size);
123 DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CIRRUS, PCI_DEVICE_ID_CIRRUS_5446,
124 quirk_cirrus_ram_size);