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authorFlorian Fainelli <florian@openwrt.org>2007-06-02 23:13:51 +0000
committerFlorian Fainelli <florian@openwrt.org>2007-06-02 23:13:51 +0000
commitc879774b35a935881ad9780d355caa4d5c865336 (patch)
treec9081be22be55413a04325741f898d3d05d34788 /target/linux/adm5120-2.6/files/arch/mips/pci/ops-adm5120.c
parenta1e0545d4b44f8502dd4c3ee6537db2473344824 (diff)
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IRQ handler rewrite by Gabor Juhos, uses C no longer assembly
SVN-Revision: 7464
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.c64
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 91dae89..ff76803 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;