diff options
Diffstat (limited to 'target/linux/adm5120-2.6/files/arch/mips/pci/ops-adm5120.c')
| -rw-r--r-- | target/linux/adm5120-2.6/files/arch/mips/pci/ops-adm5120.c | 64 |
1 files changed, 42 insertions, 22 deletions
diff --git a/target/linux/adm5120-2.6/files/arch/mips/pci/ops-adm5120.c b/target/linux/adm5120-2.6/files/arch/mips/pci/ops-adm5120.c index 91dae89999..ff768033ec 100644 --- a/target/linux/adm5120-2.6/files/arch/mips/pci/ops-adm5120.c +++ b/target/linux/adm5120-2.6/files/arch/mips/pci/ops-adm5120.c @@ -1,17 +1,36 @@ /* - * Copyright (C) ADMtek Incorporated. - * Copyright (C) 2005 Jeroen Vreeken (pe1rxq@amsat.org) - * Copyright (C) 2007 Gabor Juhos <juhosg@freemail.hu> - * Copyright (C) 2007 OpenWrt.org + * $Id$ + * + * ADM5120 specific PCI operations + * + * Copyright (C) ADMtek Incorporated. + * Copyright (C) 2005 Jeroen Vreeken (pe1rxq@amsat.org) + * Copyright (C) 2007 Gabor Juhos <juhosg@freemail.hu> + * Copyright (C) 2007 OpenWrt.org + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the + * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * */ -#include <linux/autoconf.h> #include <linux/types.h> #include <linux/pci.h> #include <linux/kernel.h> #include <linux/init.h> -#include <adm5120_defs.h> +#include <asm/mach-adm5120/adm5120_defs.h> volatile u32* pci_config_address_reg = (volatile u32*)KSEG1ADDR(ADM5120_PCICFG_ADDR); volatile u32* pci_config_data_reg = (volatile u32*)KSEG1ADDR(ADM5120_PCICFG_DATA); @@ -24,14 +43,15 @@ static int pci_config_read(struct pci_bus *bus, unsigned int devfn, int where, *pci_config_address_reg = ((bus->number & 0xff) << 0x10) | ((devfn & 0xff) << 0x08) | (where & 0xfc) | PCI_ENABLE; switch (size) { - case 1: - *val = ((*pci_config_data_reg)>>((where&3)<<3))&0xff; - break; - case 2: - *val = ((*pci_config_data_reg)>>((where&3)<<3))&0xffff; - break; - default: - *val = (*pci_config_data_reg); + case 1: + *val = ((*pci_config_data_reg)>>((where&3)<<3))&0xff; + break; + case 2: + *val = ((*pci_config_data_reg)>>((where&3)<<3))&0xffff; + break; + default: + *val = (*pci_config_data_reg); + break; } return PCIBIOS_SUCCESSFUL; } @@ -42,16 +62,16 @@ static int pci_config_write(struct pci_bus *bus, unsigned int devfn, int where, *pci_config_address_reg = ((bus->number & 0xff) << 0x10) | ((devfn & 0xff) << 0x08) | (where & 0xfc) | PCI_ENABLE; switch (size) { - case 1: - *(volatile u8 *)(((int)pci_config_data_reg) + + case 1: + *(volatile u8 *)(((int)pci_config_data_reg) + (where & 3)) = val; - break; - case 2: - *(volatile u16 *)(((int)pci_config_data_reg) + + break; + case 2: + *(volatile u16 *)(((int)pci_config_data_reg) + (where & 2)) = (val); - break; - default: - *pci_config_data_reg = (val); + break; + default: + *pci_config_data_reg = (val); } return PCIBIOS_SUCCESSFUL; |