Drop some duplicates of PCI-e config functions

These are not specific to Intel. Further work needs to be done to
combine these with MMCONF_SUPPORT in arch/io.h.

Change-Id: Id429db2df8d47433117c21133d80fc985b3e11e4
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/3502
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>

2 files changed, 100 insertions, 0 deletions

diff --git a/src/arch/x86/include/arch/io.h b/src/arch/x86/include/arch/io.h
index 29c83395a8e7..49499b97d168 100644
--- a/src/arch/x86/include/arch/io.h
+++ b/src/arch/x86/include/arch/io.h
@@ -395,6 +395,8 @@ static inline __attribute__((always_inline)) void pci_write_config32(device_t de
 #endif
 }
 
+#include <arch/pci_mmio_cfg.h>
+
 static inline __attribute__((always_inline)) void pci_or_config8(device_t dev, unsigned where, uint8_t value)
 {
 	pci_write_config8(dev, where, pci_read_config8(dev, where) | value);
diff --git a/src/arch/x86/include/arch/pci_mmio_cfg.h b/src/arch/x86/include/arch/pci_mmio_cfg.h
new file mode 100644
index 000000000000..dd00d376cb65
--- /dev/null
+++ b/src/arch/x86/include/arch/pci_mmio_cfg.h
@@ -0,0 +1,98 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 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.
+ *
+ * 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 St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef _PCI_MMIO_CFG_H
+#define _PCI_MMIO_CFG_H
+
+#include <arch/io.h>
+
+#if CONFIG_MMCONF_SUPPORT
+#define DEFAULT_PCIEXBAR	CONFIG_MMCONF_BASE_ADDRESS
+
+static inline __attribute__ ((always_inline))
+u8 pcie_read_config8(device_t dev, unsigned int where)
+{
+	unsigned long addr;
+	addr = DEFAULT_PCIEXBAR | dev | where;
+	return read8(addr);
+}
+
+static inline __attribute__ ((always_inline))
+u16 pcie_read_config16(device_t dev, unsigned int where)
+{
+	unsigned long addr;
+	addr = DEFAULT_PCIEXBAR | dev | where;
+	return read16(addr);
+}
+
+static inline __attribute__ ((always_inline))
+u32 pcie_read_config32(device_t dev, unsigned int where)
+{
+	unsigned long addr;
+	addr = DEFAULT_PCIEXBAR | dev | where;
+	return read32(addr);
+}
+
+static inline __attribute__ ((always_inline))
+void pcie_write_config8(device_t dev, unsigned int where, u8 value)
+{
+	unsigned long addr;
+	addr = DEFAULT_PCIEXBAR | dev | where;
+	write8(addr, value);
+}
+
+static inline __attribute__ ((always_inline))
+void pcie_write_config16(device_t dev, unsigned int where, u16 value)
+{
+	unsigned long addr;
+	addr = DEFAULT_PCIEXBAR | dev | where;
+	write16(addr, value);
+}
+
+static inline __attribute__ ((always_inline))
+void pcie_write_config32(device_t dev, unsigned int where, u32 value)
+{
+	unsigned long addr;
+	addr = DEFAULT_PCIEXBAR | dev | where;
+	write32(addr, value);
+}
+
+static inline __attribute__ ((always_inline))
+void pcie_or_config8(device_t dev, unsigned int where, u8 ormask)
+{
+	u8 value = pcie_read_config8(dev, where);
+	pcie_write_config8(dev, where, value | ormask);
+}
+
+static inline __attribute__ ((always_inline))
+void pcie_or_config16(device_t dev, unsigned int where, u16 ormask)
+{
+	u16 value = pcie_read_config16(dev, where);
+	pcie_write_config16(dev, where, value | ormask);
+}
+
+static inline __attribute__ ((always_inline))
+void pcie_or_config32(device_t dev, unsigned int where, u32 ormask)
+{
+	u32 value = pcie_read_config32(dev, where);
+	pcie_write_config32(dev, where, value | ormask);
+}
+
+#endif /* CONFIG_MMCONF_SUPPORT */
+#endif /* _PCI_MMIO_CFG_H */