ops-sni.c (1da177e4c3f41524e886b7f1b8a0c1fc7321cac2) ops-sni.c (4a0312fca6599299bbed944ce09278d90388a3e5)
1/*
2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
4 * for more details.
5 *
6 * SNI specific PCI support for RM200/RM300.
7 *
8 * Copyright (C) 1997 - 2000, 2003 Ralf Baechle <ralf@linux-mips.org>

--- 33 unchanged lines hidden (view full) ---

42{
43 int res;
44
45 if ((res = set_config_address(bus->number, devfn, reg)))
46 return res;
47
48 switch (size) {
49 case 1:
1/*
2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
4 * for more details.
5 *
6 * SNI specific PCI support for RM200/RM300.
7 *
8 * Copyright (C) 1997 - 2000, 2003 Ralf Baechle <ralf@linux-mips.org>

--- 33 unchanged lines hidden (view full) ---

42{
43 int res;
44
45 if ((res = set_config_address(bus->number, devfn, reg)))
46 return res;
47
48 switch (size) {
49 case 1:
50 *val = *(volatile u8 *) (PCIMT_CONFIG_DATA + (reg & 3));
50 *val = inb(PCIMT_CONFIG_DATA + (reg & 3));
51 break;
52 case 2:
51 break;
52 case 2:
53 *val = *(volatile u16 *) (PCIMT_CONFIG_DATA + (reg & 2));
53 *val = inw(PCIMT_CONFIG_DATA + (reg & 2));
54 break;
55 case 4:
54 break;
55 case 4:
56 *val = *(volatile u32 *) PCIMT_CONFIG_DATA;
56 *val = inl(PCIMT_CONFIG_DATA);
57 break;
58 }
59
60 return 0;
61}
62
63static int pcimt_write(struct pci_bus *bus, unsigned int devfn, int reg,
64 int size, u32 val)
65{
66 int res;
67
68 if ((res = set_config_address(bus->number, devfn, reg)))
69 return res;
70
71 switch (size) {
72 case 1:
57 break;
58 }
59
60 return 0;
61}
62
63static int pcimt_write(struct pci_bus *bus, unsigned int devfn, int reg,
64 int size, u32 val)
65{
66 int res;
67
68 if ((res = set_config_address(bus->number, devfn, reg)))
69 return res;
70
71 switch (size) {
72 case 1:
73 *(volatile u8 *) (PCIMT_CONFIG_DATA + (reg & 3)) = val;
73 outb (val, PCIMT_CONFIG_DATA + (reg & 3));
74 break;
75 case 2:
74 break;
75 case 2:
76 *(volatile u16 *) (PCIMT_CONFIG_DATA + (reg & 2)) = val;
76 outw (val, PCIMT_CONFIG_DATA + (reg & 2));
77 break;
78 case 4:
77 break;
78 case 4:
79 *(volatile u32 *) PCIMT_CONFIG_DATA = val;
79 outl (val, PCIMT_CONFIG_DATA);
80 break;
81 }
82
83 return 0;
84}
85
86struct pci_ops sni_pci_ops = {
87 .read = pcimt_read,
88 .write = pcimt_write,
89};
80 break;
81 }
82
83 return 0;
84}
85
86struct pci_ops sni_pci_ops = {
87 .read = pcimt_read,
88 .write = pcimt_write,
89};