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mips: do not use the prefetch instruction on R4K (MIPS32_R1), the ISA does not implement it

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@16771 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd
2009-07-11 02:30:19 +00:00
parent 71f5d93ef9
commit 755f396893
3 changed files with 22 additions and 2 deletions
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10
target/linux/generic-2.6/patches-2.6.28/025-mips_r4k_no_prefetch.patch Normal file
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@@ -0,0 +1,10 @@
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -991,7 +991,6 @@ config CPU_MIPS32_R1
bool "MIPS32 Release 1"
depends on SYS_HAS_CPU_MIPS32_R1
select CPU_HAS_LLSC
- select CPU_HAS_PREFETCH
select CPU_SUPPORTS_32BIT_KERNEL
select CPU_SUPPORTS_HIGHMEM
help

10
target/linux/generic-2.6/patches-2.6.30/026-mips_r4k_no_prefetch.patch Normal file
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@@ -0,0 +1,10 @@
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -1036,7 +1036,6 @@ config CPU_MIPS32_R1
bool "MIPS32 Release 1"
depends on SYS_HAS_CPU_MIPS32_R1
select CPU_HAS_LLSC
- select CPU_HAS_PREFETCH
select CPU_SUPPORTS_32BIT_KERNEL
select CPU_SUPPORTS_HIGHMEM
help