From 877015bee96c8764b6d1a2cc850c2b405a34b1b7 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Sat, 11 Jul 2009 02:30:19 +0000 Subject: [PATCH] mips: do not use the prefetch instruction on R4K (MIPS32_R1), the ISA does not implement it SVN-Revision: 16771 --- target/linux/atheros/patches-2.6.30/100-board.patch | 4 ++-- .../patches-2.6.28/025-mips_r4k_no_prefetch.patch | 10 ++++++++++ .../patches-2.6.30/026-mips_r4k_no_prefetch.patch | 10 ++++++++++ 3 files changed, 22 insertions(+), 2 deletions(-) create mode 100644 target/linux/generic-2.6/patches-2.6.28/025-mips_r4k_no_prefetch.patch create mode 100644 target/linux/generic-2.6/patches-2.6.30/026-mips_r4k_no_prefetch.patch diff --git a/target/linux/atheros/patches-2.6.30/100-board.patch b/target/linux/atheros/patches-2.6.30/100-board.patch index 052e887d25..c063fa348f 100644 --- a/target/linux/atheros/patches-2.6.30/100-board.patch +++ b/target/linux/atheros/patches-2.6.30/100-board.patch @@ -20,7 +20,7 @@ config MIPS_COBALT bool "Cobalt Server" select CEVT_R4K -@@ -632,6 +645,7 @@ config CAVIUM_OCTEON_REFERENCE_BOARD +@@ -633,6 +646,7 @@ config CAVIUM_OCTEON_REFERENCE_BOARD endchoice @@ -30,7 +30,7 @@ source "arch/mips/jazz/Kconfig" --- a/arch/mips/Makefile +++ b/arch/mips/Makefile -@@ -290,6 +290,13 @@ libs-$(CONFIG_MIPS_XXS1500) += arch/mips +@@ -283,6 +283,13 @@ libs-$(CONFIG_MIPS_XXS1500) += arch/mips load-$(CONFIG_MIPS_XXS1500) += 0xffffffff80100000 # diff --git a/target/linux/generic-2.6/patches-2.6.28/025-mips_r4k_no_prefetch.patch b/target/linux/generic-2.6/patches-2.6.28/025-mips_r4k_no_prefetch.patch new file mode 100644 index 0000000000..6e26062b4b --- /dev/null +++ b/target/linux/generic-2.6/patches-2.6.28/025-mips_r4k_no_prefetch.patch @@ -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 diff --git a/target/linux/generic-2.6/patches-2.6.30/026-mips_r4k_no_prefetch.patch b/target/linux/generic-2.6/patches-2.6.30/026-mips_r4k_no_prefetch.patch new file mode 100644 index 0000000000..e2fb97e383 --- /dev/null +++ b/target/linux/generic-2.6/patches-2.6.30/026-mips_r4k_no_prefetch.patch @@ -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 -- 2.25.1