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Diffstat (limited to 'Documentation/powerpc/booting-without-of.txt')
| -rw-r--r-- | Documentation/powerpc/booting-without-of.txt | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/Documentation/powerpc/booting-without-of.txt b/Documentation/powerpc/booting-without-of.txt index 09a5d43a683..ee272035f78 100644 --- a/Documentation/powerpc/booting-without-of.txt +++ b/Documentation/powerpc/booting-without-of.txt @@ -630,12 +630,11 @@ like address space bits, you'll have to add a bus translator to the prom_parse.c file of the recent kernels for your bus type. The "reg" property only defines addresses and sizes (if #size-cells -is -non-0) within a given bus. In order to translate addresses upward +is non-0) within a given bus. In order to translate addresses upward (that is into parent bus addresses, and possibly into cpu physical addresses), all busses must contain a "ranges" property. If the "ranges" property is missing at a given level, it's assumed that -translation isn't possible. The format of the "ranges" proprety for a +translation isn't possible. The format of the "ranges" property for a bus is a list of: bus address, parent bus address, size |