From 42810eb1a0c7c789a177a19a15d76cf2db42a99b Mon Sep 17 00:00:00 2001
From: Vladimir 'phcoder' Serbinenko <phcoder@gmail.com>
Date: Sun, 22 Nov 2009 02:56:49 +0100
Subject: [PATCH] Improved cache handling

---
 kern/mips/cache.S        |  2 --
 lib/mips/relocator_asm.S | 10 ++++------
 2 files changed, 4 insertions(+), 8 deletions(-)

diff --git a/kern/mips/cache.S b/kern/mips/cache.S
index e4436450f..a226069fd 100644
--- a/kern/mips/cache.S
+++ b/kern/mips/cache.S
@@ -6,8 +6,6 @@ FUNCTION (grub_arch_sync_caches)
 repeat:
 	cache 1, 0($a0)
 	cache 0, 0($a0)
-	cache 3, 0($a0)
-	cache 0, 0($a0)
 	addiu $a0, $a0, 1
 	addiu $a1, $a1, 0xffff
 	bne $a1, $zero, repeat
diff --git a/lib/mips/relocator_asm.S b/lib/mips/relocator_asm.S
index 6f6108edc..f901fbe89 100644
--- a/lib/mips/relocator_asm.S
+++ b/lib/mips/relocator_asm.S
@@ -30,14 +30,13 @@ VARIABLE (grub_relocator32_forward_start)
 copycont1:	
 	lb $11,0($8)
 	sb $11,0($9)
+	cache 1, 0($9)
+	cache 0, 0($9)
 	addiu $8, $8, 0x1
 	addiu $9, $9, 0x1
 	addiu $10, $10, 0xffff
 	subu $11,$10,$0
 	bne $11, $0, copycont1
-#if __mips >= 2
-	sync
-#endif
 VARIABLE (grub_relocator32_forward_end)
 
 VARIABLE (grub_relocator32_backward_start)
@@ -49,12 +48,11 @@ VARIABLE (grub_relocator32_backward_start)
 copycont2:	
 	lb $11,0($8)
 	sb $11,0($9)
+	cache 1, 0($9)
+	cache 0, 0($9)
 	addiu $8, $8, 0xffff
 	addiu $9, $9, 0xffff
 	addiu $10, 0xffff
 	subu $11,$10,$0
 	bne $11, $0, copycont2
-#if __mips >= 2
-	sync
-#endif
 VARIABLE (grub_relocator32_backward_end)