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| author | Michael Brown | 2013-08-01 17:52:28 +0200 |
|---|---|---|
| committer | Michael Brown | 2013-08-05 14:51:16 +0200 |
| commit | 6d910559b3855e3b09f7475a42c67b5bcf39327f (patch) | |
| tree | 683ae580816e4bb62655bc18608fc70b407be7d9 /src/include | |
| parent | [cmdline] Add "inc" command (diff) | |
| download | ipxe-6d910559b3855e3b09f7475a42c67b5bcf39327f.tar.gz ipxe-6d910559b3855e3b09f7475a42c67b5bcf39327f.tar.xz ipxe-6d910559b3855e3b09f7475a42c67b5bcf39327f.zip | |
[pci] Add pci_find_next() to iterate over existent PCI devices
Signed-off-by: Michael Brown <mcb30@ipxe.org>
Diffstat (limited to 'src/include')
| -rw-r--r-- | src/include/ipxe/pci.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/include/ipxe/pci.h b/src/include/ipxe/pci.h index a6ed484f1..692771ebe 100644 --- a/src/include/ipxe/pci.h +++ b/src/include/ipxe/pci.h @@ -351,6 +351,7 @@ struct pci_driver { #define PCI_FUNC( busdevfn ) ( ( (busdevfn) >> 0 ) & 0x07 ) #define PCI_BUSDEVFN( bus, slot, func ) \ ( ( (bus) << 8 ) | ( (slot) << 3 ) | ( (func) << 0 ) ) +#define PCI_FIRST_FUNC( busdevfn ) ( (busdevfn) & ~0x07 ) #define PCI_BASE_CLASS( class ) ( (class) >> 16 ) #define PCI_SUB_CLASS( class ) ( ( (class) >> 8 ) & 0xff ) @@ -385,6 +386,7 @@ extern void adjust_pci_device ( struct pci_device *pci ); extern unsigned long pci_bar_start ( struct pci_device *pci, unsigned int reg ); extern int pci_read_config ( struct pci_device *pci ); +extern int pci_find_next ( struct pci_device *pci, unsigned int busdevfn ); extern int pci_find_driver ( struct pci_device *pci ); extern int pci_probe ( struct pci_device *pci ); extern void pci_remove ( struct pci_device *pci ); |