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| author | Michael Brown | 2005-04-12 20:04:03 +0200 |
|---|---|---|
| committer | Michael Brown | 2005-04-12 20:04:03 +0200 |
| commit | 762fa9a4787a6594e29cb9f90ec99d7396cc2bad (patch) | |
| tree | 8acdd71ea7414900a91bcbe319f906705071d997 /src/core/main.c | |
| parent | Use pci_{vendor,device}_id instead of just pci_{vendor,device}, to avoid (diff) | |
| download | ipxe-762fa9a4787a6594e29cb9f90ec99d7396cc2bad.tar.gz ipxe-762fa9a4787a6594e29cb9f90ec99d7396cc2bad.tar.xz ipxe-762fa9a4787a6594e29cb9f90ec99d7396cc2bad.zip | |
Fix up find_pci_device so that it can be used for scanning for devices
*other* than the main boot device.
Diffstat (limited to 'src/core/main.c')
| -rw-r--r-- | src/core/main.c | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/src/core/main.c b/src/core/main.c index ab3ea42f..19802d9d 100644 --- a/src/core/main.c +++ b/src/core/main.c @@ -176,7 +176,7 @@ int main ( void ) { * */ for ( ; ; disable ( &dev ), call_reset_fns() ) { - + /* Get next boot device */ if ( ! probe ( &dev ) ) { /* Reached end of device list */ @@ -210,6 +210,24 @@ void exit(int status) } +/* + * Set PCI device to use. + * + * This routine can be called by e.g. the ROM prefix to specify that + * the first device to be tried should be the device on which the ROM + * was physically located. + * + * Note that this is deliberately in main.c rather than pci.c, because + * this function should generalise to other bus types (e.g. ISAPnP), + * and we don't want to end up dragging in pci.o unnecessarily. + */ +void set_pci_device ( uint16_t busdevfn ) { + dev.devid.bus_type = PCI_BUS_TYPE; + dev.pci.busdevfn = busdevfn; + dev.pci.already_tried = 0; +} + + #if 0 static int main_loop(int state) |