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authorHaavard Skinnemoen <hskinnemoen@atmel.com>2007-08-13 16:34:33 +0200
committerHaavard Skinnemoen <hskinnemoen@atmel.com>2007-08-13 16:34:33 +0200
commit375c2c9e57ea5b8d678475379378f4774aa9cb88 (patch)
treec8499eaec089c8fe7c9eda562131f45b4a7738c6 /doc/README.ppc440
parentf0d1246ed7cb5a88522244c596d7ae7e6f161283 (diff)
parent9986bc3e40e899bea372a99a2bca4071bdf2e24b (diff)
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Merge commit 'upstream/master'
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1 files changed, 7 insertions, 6 deletions
diff --git a/doc/README.ppc440 b/doc/README.ppc440
index 08f34f5..2e04aba 100644
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+++ b/doc/README.ppc440
@@ -146,12 +146,13 @@ that maps in a single PCI I/O space and PCI memory space. The I/O
space begins at PCI I/O address 0 and the PCI memory space is
256 MB starting at PCI address CFG_PCI_TARGBASE. After the
pci_controller structure is initialized, the cpu-specific code will
-call the routine pci_pre_init() if the CFG_PCI_PRE_INIT flag is
-defined. This routine is implemented by board-specific code & is where
-the board can over-ride/extend the default pci_controller structure
-settings and do other pre-initialization tasks. If pci_pre_init()
-returns a value of zero, PCI initialization is aborted; otherwise the
-controller structure is registered and initialization continues.
+call the routine pci_pre_init(). This routine is implemented by
+board-specific code & is where the board can over-ride/extend the
+default pci_controller structure settings and exspecially provide
+a routine to map the PCI interrupts and do other pre-initialization
+tasks. If pci_pre_init() returns a value of zero, PCI initialization
+is aborted; otherwise the controller structure is registered and
+initialization continues.
The default 440GP PCI target configuration is minimal -- it assumes that
the strapping registers are set as necessary. Since the strapping bits