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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2004 Linux Networx
* (Written by Eric Biederman <ebiederman@lnxi.com> for Linux Networx)
* Copyright (C) 2009 coresystems GmbH
*
* 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 <stdint.h>
#include <console/console.h>
#include <device/device.h>
#include <device/pci.h>
#include <device/pci_ops.h>
static __always_inline const struct pci_bus_operations *pci_bus_ops(void)
{
return pci_bus_default_ops();
}
static void pcidev_assert(const struct device *dev)
{
if (dev)
return;
die("PCI: dev is NULL!\n");
}
u8 pci_read_config8(struct device *dev, unsigned int where)
{
pcidev_assert(dev);
return pci_bus_ops()->read8(dev->bus->secondary,
dev->path.pci.devfn, where);
}
u16 pci_read_config16(struct device *dev, unsigned int where)
{
pcidev_assert(dev);
return pci_bus_ops()->read16(dev->bus->secondary,
dev->path.pci.devfn, where);
}
u32 pci_read_config32(struct device *dev, unsigned int where)
{
pcidev_assert(dev);
return pci_bus_ops()->read32(dev->bus->secondary,
dev->path.pci.devfn, where);
}
void pci_write_config8(struct device *dev, unsigned int where, u8 val)
{
pcidev_assert(dev);
pci_bus_ops()->write8(dev->bus->secondary,
dev->path.pci.devfn, where, val);
}
void pci_write_config16(struct device *dev, unsigned int where, u16 val)
{
pcidev_assert(dev);
pci_bus_ops()->write16(dev->bus->secondary,
dev->path.pci.devfn, where, val);
}
void pci_write_config32(struct device *dev, unsigned int where, u32 val)
{
pcidev_assert(dev);
pci_bus_ops()->write32(dev->bus->secondary,
dev->path.pci.devfn, where, val);
}
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