diff options
| author | Koen Kooi <koen@openembedded.org> | 2005-06-30 08:19:37 +0000 |
|---|---|---|
| committer | OpenEmbedded Project <openembedded-devel@lists.openembedded.org> | 2005-06-30 08:19:37 +0000 |
| commit | c8e5702127e507e82e6f68a4b8c546803accea9d (patch) | |
| tree | 00583491f40ecc640f2b28452af995e3a63a09d7 /packages/linux/openslug-kernel-2.6.9/alignment.patch | |
| parent | 87ec8ca4d2e2eb4d1c1e1e1a6b46a395d56805b9 (diff) | |
import clean BK tree at cset 1.3670
Diffstat (limited to 'packages/linux/openslug-kernel-2.6.9/alignment.patch')
| -rw-r--r-- | packages/linux/openslug-kernel-2.6.9/alignment.patch | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/packages/linux/openslug-kernel-2.6.9/alignment.patch b/packages/linux/openslug-kernel-2.6.9/alignment.patch index e69de29bb2..19abca18f5 100644 --- a/packages/linux/openslug-kernel-2.6.9/alignment.patch +++ b/packages/linux/openslug-kernel-2.6.9/alignment.patch @@ -0,0 +1,85 @@ +--- linux-2.6.10/arch/arm/mm/alignment.c.broken 2005-02-11 20:57:58.353668651 +0100 ++++ linux-2.6.10/arch/arm/mm/alignment.c 2005-02-11 20:58:02.141660877 +0100 +@@ -130,6 +130,18 @@ + #define TYPE_LDST 2 + #define TYPE_DONE 3 + ++#ifdef __ARMEB__ ++#define BE 1 ++#define FIRST_BYTE_16 "mov %1, %1, ror #8\n" ++#define FIRST_BYTE_32 "mov %1, %1, ror #24\n" ++#define NEXT_BYTE "ror #24" ++#else ++#define BE 0 ++#define FIRST_BYTE_16 ++#define FIRST_BYTE_32 ++#define NEXT_BYTE "lsr #8" ++#endif ++ + #define __get8_unaligned_check(ins,val,addr,err) \ + __asm__( \ + "1: "ins" %1, [%2], #1\n" \ +@@ -149,9 +161,10 @@ + #define __get16_unaligned_check(ins,val,addr) \ + do { \ + unsigned int err = 0, v, a = addr; \ +- __get8_unaligned_check(ins,val,a,err); \ + __get8_unaligned_check(ins,v,a,err); \ +- val |= v << 8; \ ++ val = v << ((BE) ? 8 : 0); \ ++ __get8_unaligned_check(ins,v,a,err); \ ++ val |= v << ((BE) ? 0 : 8); \ + if (err) \ + goto fault; \ + } while (0) +@@ -165,13 +178,14 @@ + #define __get32_unaligned_check(ins,val,addr) \ + do { \ + unsigned int err = 0, v, a = addr; \ +- __get8_unaligned_check(ins,val,a,err); \ + __get8_unaligned_check(ins,v,a,err); \ +- val |= v << 8; \ ++ val = v << ((BE) ? 24 : 0); \ ++ __get8_unaligned_check(ins,v,a,err); \ ++ val |= v << ((BE) ? 16 : 8); \ + __get8_unaligned_check(ins,v,a,err); \ +- val |= v << 16; \ ++ val |= v << ((BE) ? 8 : 16); \ + __get8_unaligned_check(ins,v,a,err); \ +- val |= v << 24; \ ++ val |= v << ((BE) ? 0 : 24); \ + if (err) \ + goto fault; \ + } while (0) +@@ -185,9 +199,9 @@ + #define __put16_unaligned_check(ins,val,addr) \ + do { \ + unsigned int err = 0, v = val, a = addr; \ +- __asm__( \ ++ __asm__( FIRST_BYTE_16 \ + "1: "ins" %1, [%2], #1\n" \ +- " mov %1, %1, lsr #8\n" \ ++ " mov %1, %1, "NEXT_BYTE"\n" \ + "2: "ins" %1, [%2]\n" \ + "3:\n" \ + " .section .fixup,\"ax\"\n" \ +@@ -215,13 +229,13 @@ + #define __put32_unaligned_check(ins,val,addr) \ + do { \ + unsigned int err = 0, v = val, a = addr; \ +- __asm__( \ ++ __asm__( FIRST_BYTE_32 \ + "1: "ins" %1, [%2], #1\n" \ +- " mov %1, %1, lsr #8\n" \ ++ " mov %1, %1, "NEXT_BYTE"\n" \ + "2: "ins" %1, [%2], #1\n" \ +- " mov %1, %1, lsr #8\n" \ ++ " mov %1, %1, "NEXT_BYTE"\n" \ + "3: "ins" %1, [%2], #1\n" \ +- " mov %1, %1, lsr #8\n" \ ++ " mov %1, %1, "NEXT_BYTE"\n" \ + "4: "ins" %1, [%2]\n" \ + "5:\n" \ + " .section .fixup,\"ax\"\n" \ + + |