diff options
Diffstat (limited to 'c/src/lib/libbsp/powerpc/shared/pci/pci.h')
| -rw-r--r-- | c/src/lib/libbsp/powerpc/shared/pci/pci.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/powerpc/shared/pci/pci.h b/c/src/lib/libbsp/powerpc/shared/pci/pci.h index f81d84c32b..95ab36ee22 100644 --- a/c/src/lib/libbsp/powerpc/shared/pci/pci.h +++ b/c/src/lib/libbsp/powerpc/shared/pci/pci.h @@ -19,6 +19,7 @@ #define BSP_POWERPC_PCI_H #include <rtems/pci.h> +#include <stdio.h> struct _pin_routes { @@ -30,9 +31,46 @@ struct _int_map struct _pin_routes pin_route[5]; }; +/* If there's a conflict between a name in the routing table and + * what's already set on the device, reprogram the device setting + * to reflect int_name[0] for the routing table entry + */ +#define PCI_FIXUP_OPT_OVERRIDE_NAME (1<<0) + void FixupPCI( const struct _int_map *, int (*swizzler)(int,int) ); /* FIXME: This probably belongs into rtems/pci.h */ extern unsigned char pci_bus_count(); +/* FIXME: This also is generic and could go into rtems/pci.h */ + +/* Scan pci config space and run a user callback on each + * device present; the user callback may return 0 to + * continue the scan or a value > 0 to abort the scan. + * Return values < 0 are reserved and must not be used. + * + * RETURNS: a (opaque) handle pointing to the bus/slot/fn-triple + * just after where the scan was aborted by a callback + * returning 1 (see above) or NULL if all devices were + * scanned. + * The handle may be passed to this routine to resume the + * scan continuing with the device after the one causing the + * abort. + * Pass a NULL 'handle' argument to start scanning from + * the beginning (bus/slot/fn = 0/0/0). + */ +typedef void *BSP_PciScanHandle; +typedef int (*BSP_PciScannerCb)(int bus, int slot, int fun, void *uarg); + +BSP_PciScanHandle +BSP_pciScan(BSP_PciScanHandle handle, BSP_PciScannerCb cb, void *uarg); + +/* Dump basic config. space info to a file. The argument may + * be NULL in which case 'stdout' is used. + * NOTE: the C-library must be functional before you can use + * this routine. + */ +void +BSP_pciConfigDump(FILE *fp); + #endif /* BSP_POWERPC_PCI_H */ |