diff options
| author |   Koen Kooi <koen@openembedded.org> | 2010-04-30 12:38:40 +0200 |
|---|---|---|
| committer | Koen Kooi <koen@openembedded.org> | 2010-04-30 13:39:40 +0200 |
| commit | 78a5b578cabe495b6355cf34a9f7e13584a66f87 (patch) | |
| tree | 4af77cfc029ed7638a2b95e358f49aca2ffece22 /recipes/linux/linux-omap-psp-2.6.32/0039-ARM-Add-option-to-allow-userspace-PLE-access.patch | |
| parent | ecdbd5c32641cfef0a8bd2c6ad6bfd6e49aecbf1 (diff) | |
| download | openembedded-78a5b578cabe495b6355cf34a9f7e13584a66f87.tar.gz | |
linux-omap-psp 2.6.32: update to latest PSP git, rediff patches
Diffstat (limited to 'recipes/linux/linux-omap-psp-2.6.32/0039-ARM-Add-option-to-allow-userspace-PLE-access.patch')
| -rw-r--r-- | recipes/linux/linux-omap-psp-2.6.32/0039-ARM-Add-option-to-allow-userspace-PLE-access.patch | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/recipes/linux/linux-omap-psp-2.6.32/0039-ARM-Add-option-to-allow-userspace-PLE-access.patch b/recipes/linux/linux-omap-psp-2.6.32/0039-ARM-Add-option-to-allow-userspace-PLE-access.patch deleted file mode 100644 index a3af530ab8..0000000000 --- a/recipes/linux/linux-omap-psp-2.6.32/0039-ARM-Add-option-to-allow-userspace-PLE-access.patch +++ /dev/null @@ -1,48 +0,0 @@ -From 85392359bd3a2002b72d65d1637598c2f1e398b3 Mon Sep 17 00:00:00 2001 -From: Mans Rullgard <mans@mansr.com> -Date: Tue, 10 Nov 2009 00:41:54 +0000 -Subject: [PATCH 39/42] ARM: Add option to allow userspace PLE access - -This adds a Kconfig option to allow userspace to access the L2 preload -engine (PLE) found in Cortex-A8. - -Signed-off-by: Mans Rullgard <mans@mansr.com> ---- - arch/arm/kernel/head.S | 4 ++++ - arch/arm/mm/Kconfig | 8 ++++++++ - 2 files changed, 12 insertions(+), 0 deletions(-) - -diff --git a/arch/arm/kernel/head.S b/arch/arm/kernel/head.S -index eb62bf9..659ec9e 100644 ---- a/arch/arm/kernel/head.S -+++ b/arch/arm/kernel/head.S -@@ -172,6 +172,10 @@ __enable_mmu: - #ifdef CONFIG_CPU_ICACHE_DISABLE - bic r0, r0, #CR_I - #endif -+#ifdef CONFIG_USER_L2_PLE -+ mov r5, #3 -+ mcr p15, 0, r5, c11, c1, 0 -+#endif - mov r5, #(domain_val(DOMAIN_USER, DOMAIN_MANAGER) | \ - domain_val(DOMAIN_KERNEL, DOMAIN_MANAGER) | \ - domain_val(DOMAIN_TABLE, DOMAIN_MANAGER) | \ -diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig -index dd4698c..564ff7d 100644 ---- a/arch/arm/mm/Kconfig -+++ b/arch/arm/mm/Kconfig -@@ -785,3 +785,11 @@ config ARM_L1_CACHE_SHIFT - int - default 6 if ARCH_OMAP3 || ARCH_S5PC1XX - default 5 -+ -+config USER_L2_PLE -+ bool "Enable userspace access to the L2 PLE" -+ depends on CPU_V7 -+ default n -+ help -+ Enable userspace access to the L2 preload engine (PLE) available -+ in Cortex-A series ARM processors. --- -1.6.6.1 - |