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authorRalf Baechle <ralf@linux-mips.org>2006-06-20 12:47:53 +0100
committerRalf Baechle <ralf@linux-mips.org>2006-06-29 21:10:34 +0100
commit6adb5fe7020e8f99d27da932157ea27325df9263 (patch)
treec4bf688c3c6dfd822391dd5f80a879c13cf0aac2
parent9247857f5acadf0ea87fd6a9514c633644634f08 (diff)
[MIPS] Only register RAM as resources if UNCAC_BASE != IO_BASE.
This fixes a resource collision of RAM and I/O memory on systems that use the physical address space multiple times. Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
-rw-r--r--arch/mips/kernel/setup.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c
index bfcec8d9bfe..d3e08711502 100644
--- a/arch/mips/kernel/setup.c
+++ b/arch/mips/kernel/setup.c
@@ -488,6 +488,9 @@ static inline void resource_init(void)
{
int i;
+ if (UNCAC_BASE != IO_BASE)
+ return;
+
code_resource.start = virt_to_phys(&_text);
code_resource.end = virt_to_phys(&_etext) - 1;
data_resource.start = virt_to_phys(&_etext);