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Fix up find_pci_device so that it can be used for scanning for devices

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*other* than the main boot device.
This commit is contained in:
Michael Brown
2005-04-12 18:04:03 +00:00
parent eb8f730d63
commit 762fa9a478
5 changed files with 66 additions and 44 deletions
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9
src/include/pci.h
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@@ -237,7 +237,9 @@
* A physical PCI device
*
*/
struct dev;
struct pci_device {
struct dev * dev;
uint32_t membase; /* BAR 1 */
uint32_t ioaddr; /* first IO BAR */
uint16_t vendor, dev_id;
@@ -245,6 +247,7 @@ struct pci_device {
uint16_t busdevfn;
uint8_t revision;
uint8_t irq;
uint8_t already_tried;
};
#define PCI_BUS(busdevfn) ( ( (busdevfn) >> 8 ) & 0xff )
#define PCI_DEV(busdevfn) ( ( (busdevfn) >> 3 ) & 0x1f )
@@ -319,9 +322,9 @@ extern unsigned long pci_bus_base ( struct pci_device *dev );
* Functions in pci.c
*
*/
extern void set_pci_device ( uint16_t busdevfn );
extern struct pci_device * find_pci_device ( struct pci_driver *driver,
struct dev *dev );
extern struct pci_device * pci_device ( struct dev *dev );
extern int find_pci_device ( struct pci_device *pci,
struct pci_driver *driver );
extern unsigned long pci_bar_start ( struct pci_device *pci,
unsigned int bar );
extern unsigned long pci_bar_size ( struct pci_device *pci, unsigned int bar );