850e7d4884
This utility links in coreboot code, and has been broken for a while again after removing some hacks from coreboot. I hadn't realized how bad it was broken last time, and since most of this stuff is still in a pretty bad shape, I decided to throw all of the changes together. Signed-off-by: Stefan Reinauer <stefan.reinauer@coreboot.org> Change-Id: If3e4399b1b0e947433b97caa29962ef66ea2993d Reviewed-on: http://review.coreboot.org/11736 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Georgi <pgeorgi@google.com>
63 lines
1.5 KiB
C
63 lines
1.5 KiB
C
#ifndef __PCI_USERSPACE_H__
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#define __PCI_USERSPACE_H__
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#include <pci/pci.h>
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typedef unsigned long pciaddr_t;
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typedef u8 byte;
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typedef u16 word;
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#if 0
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struct pci_dev {
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struct pci_dev *next; /* Next device in the chain */
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word bus; /* Higher byte can select host bridges */
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byte dev, func; /* Device and function */
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/* These fields are set by pci_fill_info() */
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int known_fields; /* Set of info fields already known */
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word vendor_id, device_id; /* Identity of the device */
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int irq; /* IRQ number */
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pciaddr_t base_addr[6]; /* Base addresses */
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pciaddr_t size[6]; /* Region sizes */
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pciaddr_t rom_base_addr; /* Expansion ROM base address */
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pciaddr_t rom_size; /* Expansion ROM size */
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/* Fields used internally: */
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void *access;
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void *methods;
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byte *cache; /* Cached information */
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int cache_len;
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int hdrtype; /* Direct methods: header type */
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void *aux; /* Auxillary data */
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};
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struct pci_filter {
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int bus, slot, func; /* -1 = ANY */
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int vendor, device;
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};
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#endif
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#define PCITAG struct pci_filter *
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#define pciVideoPtr struct pci_dev *
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extern int pciNumBuses;
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int pciInit(void);
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int pciExit(void);
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PCITAG findPci(unsigned short bx);
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//u32 pciSlotBX(pciVideoPtr pvp);
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u32 pciSlotBX(PCITAG tag);
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void pciWriteLong(PCITAG tag, u32 idx, u32 data);
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void pciWriteWord(PCITAG tag, u32 idx, u16 data);
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void pciWriteByte(PCITAG tag, u32 idx, u8 data);
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u32 pciReadLong(PCITAG tag, u32 idx);
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u16 pciReadWord(PCITAG tag, u32 idx);
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u8 pciReadByte(PCITAG tag, u32 idx);
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#endif
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