patch-2.4.0-test4 linux/include/asm-ppc/pci-bridge.h

• Lines: 22
• Date: Thu Jul 13 09:42:51 2000
• Orig file: v2.4.0-test3/linux/include/asm-ppc/pci-bridge.h
• Orig date: Fri Oct 22 13:21:54 1999

diff -u --recursive --new-file v2.4.0-test3/linux/include/asm-ppc/pci-bridge.h linux/include/asm-ppc/pci-bridge.h
@@ -6,8 +6,21 @@
 /*
  * pci_io_base returns the memory address at which you can access
  * the I/O space for PCI bus number `bus' (or NULL on error).
+ * 
+ * NOTE: This doesn't handle the new Uni-N chip which requires
+ *       per-device io_base. 
  */
 void *pci_io_base(unsigned int bus);
+
+/* This version handles the new Uni-N host bridge, the iobase is now
+ * a per-device thing. I also added the memory base so PReP can
+ * be fixed to return 0xc0000000 (I didn't actually implement it)
+ */
+void *pci_dev_io_base(unsigned char bus, unsigned char devfn);
+void *pci_dev_mem_base(unsigned char bus, unsigned char devfn);
+
+/* Returns the root-bridge number (Uni-N number) of a device */
+int pci_dev_root_bridge(unsigned char bus, unsigned char devfn);
 
 /*
  * pci_device_loc returns the bus number and device/function number