From cb8ae31e96bbc049310225513b49457ce33c5bf0 Mon Sep 17 00:00:00 2001 From: juhosg Date: Fri, 22 Jun 2007 10:16:47 +0000 Subject: [adm5120] add initial support for hardware accelerated byte swapping git-svn-id: svn://svn.openwrt.org/openwrt/trunk@7708 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- target/linux/adm5120-2.6/patches/001-adm5120.patch | 14 +++++--- .../patches/008-adm5120_hardware_swab.patch | 38 ++++++++++++++++++++++ 2 files changed, 47 insertions(+), 5 deletions(-) create mode 100644 target/linux/adm5120-2.6/patches/008-adm5120_hardware_swab.patch (limited to 'target/linux/adm5120-2.6/patches') diff --git a/target/linux/adm5120-2.6/patches/001-adm5120.patch b/target/linux/adm5120-2.6/patches/001-adm5120.patch index 8cc60678e..c14dde345 100644 --- a/target/linux/adm5120-2.6/patches/001-adm5120.patch +++ b/target/linux/adm5120-2.6/patches/001-adm5120.patch @@ -2,7 +2,7 @@ Index: linux-2.6.21.1/arch/mips/Kconfig =================================================================== --- linux-2.6.21.1.orig/arch/mips/Kconfig +++ linux-2.6.21.1/arch/mips/Kconfig -@@ -16,6 +16,21 @@ choice +@@ -16,6 +16,17 @@ choice prompt "System type" default SGI_IP22 @@ -16,14 +16,18 @@ Index: linux-2.6.21.1/arch/mips/Kconfig + select SYS_SUPPORTS_BIG_ENDIAN + select SYS_SUPPORTS_32BIT_KERNEL + select GENERIC_GPIO -+ -+config PCI_ADM5120 -+ bool "Add PCI control support for ADM5120" -+ depends on MIPS_ADM5120 && PCI + config MIPS_MTX1 bool "4G Systems MTX-1 board" select DMA_NONCOHERENT +@@ -766,6 +775,7 @@ + + endchoice + ++source "arch/mips/adm5120/Kconfig" + source "arch/mips/ddb5xxx/Kconfig" + source "arch/mips/gt64120/ev64120/Kconfig" + source "arch/mips/jazz/Kconfig" Index: linux-2.6.21.1/arch/mips/Makefile =================================================================== --- linux-2.6.21.1.orig/arch/mips/Makefile diff --git a/target/linux/adm5120-2.6/patches/008-adm5120_hardware_swab.patch b/target/linux/adm5120-2.6/patches/008-adm5120_hardware_swab.patch new file mode 100644 index 000000000..a71dba2d0 --- /dev/null +++ b/target/linux/adm5120-2.6/patches/008-adm5120_hardware_swab.patch @@ -0,0 +1,38 @@ +--- linux-2.6.19.2/include/asm-mips/byteorder.h 2007-01-10 20:10:37.000000000 +0100 ++++ linux-2.6.19.2.new/include/asm-mips/byteorder.h 2007-05-16 21:14:47.000000000 +0200 +@@ -58,6 +58,35 @@ + + #endif /* CONFIG_CPU_MIPSR2 */ + ++#ifdef CONFIG_ADM5120_HARDWARE_SWAB ++ ++static __inline__ __attribute_const__ __u16 ___adm5120__swab16(__u16 x) ++{ ++ __asm__ ( ++ " sw %2, 0xC8(%1) \n" ++ " lhu %0, 0xCC(%1) \n" ++ : "=r" (x) ++ : "r" (0xB2000000), "r" (x)); ++ ++ return x; ++} ++ ++static __inline__ __attribute_const__ __u32 ___adm5120__swab32(__u32 x) ++{ ++ __asm__ ( ++ " sw %2, 0xC8(%1) \n" ++ " lw %0, 0xCC(%1) \n" ++ : "=r" (x) ++ : "r" (0xB2000000), "r" (x)); ++ ++ return x; ++} ++ ++#define __arch__swab16(x) ___adm5120__swab16(x) ++#define __arch__swab32(x) ___adm5120__swab32(x) ++ ++#endif /* CONFIG_ADM5120_HARDWARE_SWAB */ ++ + #if !defined(__STRICT_ANSI__) || defined(__KERNEL__) + # define __BYTEORDER_HAS_U64__ + # define __SWAB_64_THRU_32__ -- cgit v1.2.3