diff options
Diffstat (limited to 'src/arch/x86/pci_ops_mmconf.c')
-rw-r--r-- | src/arch/x86/pci_ops_mmconf.c | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/src/arch/x86/pci_ops_mmconf.c b/src/arch/x86/pci_ops_mmconf.c deleted file mode 100644 index cf08e17be4..0000000000 --- a/src/arch/x86/pci_ops_mmconf.c +++ /dev/null @@ -1,73 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * 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; version 2 of the License. - * - * 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. - */ - -#include <console/console.h> -#include <arch/io.h> -#include <device/pci.h> -#include <device/pci_ids.h> -#include <device/pci_ops.h> - -/* - * Functions for accessing PCI configuration space with mmconf accesses - */ - -#define PCI_MMIO_ADDR(SEGBUS, DEVFN, WHERE, MASK) \ - ((void *)(((uintptr_t)CONFIG_MMCONF_BASE_ADDRESS |\ - (((SEGBUS) & 0xFFF) << 20) |\ - (((DEVFN) & 0xFF) << 12) |\ - ((WHERE) & 0xFFF)) & ~MASK)) - -static uint8_t pci_mmconf_read_config8(struct bus *pbus, int bus, int devfn, - int where) -{ - return read8(PCI_MMIO_ADDR(bus, devfn, where, 0)); -} - -static uint16_t pci_mmconf_read_config16(struct bus *pbus, int bus, int devfn, - int where) -{ - return read16(PCI_MMIO_ADDR(bus, devfn, where, 1)); -} - -static uint32_t pci_mmconf_read_config32(struct bus *pbus, int bus, int devfn, - int where) -{ - return read32(PCI_MMIO_ADDR(bus, devfn, where, 3)); -} - -static void pci_mmconf_write_config8(struct bus *pbus, int bus, int devfn, - int where, uint8_t value) -{ - write8(PCI_MMIO_ADDR(bus, devfn, where, 0), value); -} - -static void pci_mmconf_write_config16(struct bus *pbus, int bus, int devfn, - int where, uint16_t value) -{ - write16(PCI_MMIO_ADDR(bus, devfn, where, 1), value); -} - -static void pci_mmconf_write_config32(struct bus *pbus, int bus, int devfn, - int where, uint32_t value) -{ - write32(PCI_MMIO_ADDR(bus, devfn, where, 3), value); -} - -const struct pci_bus_operations pci_ops_mmconf = { - .read8 = pci_mmconf_read_config8, - .read16 = pci_mmconf_read_config16, - .read32 = pci_mmconf_read_config32, - .write8 = pci_mmconf_write_config8, - .write16 = pci_mmconf_write_config16, - .write32 = pci_mmconf_write_config32, -}; |