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x86: Define macros for pci configuration space access

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Move PCI_REG_ADDR and PCI_REG_DATA from arch/x86/lib/pci_type1.c to
arch/x86/include/asm/pci.h, also define PCI_CFG_EN so that these
macros can be used for pci configuration space access.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Bin Meng 2015-02-02 22:35:25 +08:00 • committed by Simon Glass
parent faa8323299
commit 3c8ae536ec
2 changed files with 13 additions and 7 deletions
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13
arch/x86/include/asm/pci.h
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@ -1,4 +1,3 @@
/*
* (C) Copyright 2002
* Daniel Engström, Omicron Ceti AB, daniel@omicron.se
@ -9,6 +8,14 @@
#ifndef _PCI_I386_H_
#define _PCI_I386_H_
/* bus mapping constants (used for PCI core initialization) */
#define PCI_REG_ADDR 0xcf8
#define PCI_REG_DATA 0xcfc
#define PCI_CFG_EN 0x80000000
#ifndef __ASSEMBLY__
#define DEFINE_PCI_DEVICE_TABLE(_table) \
const struct pci_device_id _table[]
@ -49,4 +56,6 @@ void pci_write_config8(pci_dev_t dev, unsigned where, unsigned value);
void pci_write_config16(pci_dev_t dev, unsigned where, unsigned value);
void pci_write_config32(pci_dev_t dev, unsigned where, unsigned value);
#endif
#endif /* __ASSEMBLY__ */
#endif /* _PCI_I386_H_ */