X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=arch%2Fparisc%2Fkernel%2Fhead.S;h=9676c486bb63825c59a5b4fd8f6f2420b467c03b;hb=88a79078f9ca7d84736799605ff9d9e9545f18e7;hp=0b47afc2069038a8d9774e085762eb90e2db882f;hpb=a4da0628efd788eb199dd9df225e296035ec2539;p=linux-2.6-omap-h63xx.git

diff --git a/arch/parisc/kernel/head.S b/arch/parisc/kernel/head.S
index 0b47afc2069..9676c486bb6 100644
--- a/arch/parisc/kernel/head.S
+++ b/arch/parisc/kernel/head.S
@@ -2,7 +2,7 @@
  * License.  See the file "COPYING" in the main directory of this archive
  * for more details.
  *
- * Copyright (C) 1999 by Helge Deller
+ * Copyright (C) 1999-2007 by Helge Deller <deller@gmx.de>
  * Copyright 1999 SuSE GmbH (Philipp Rumpf)
  * Copyright 1999 Philipp Rumpf (prumpf@tux.org)
  * Copyright 2000 Hewlett Packard (Paul Bame, bame@puffin.external.hp.com)
@@ -12,8 +12,6 @@
  * Initial Version 04-23-1999 by Helge Deller <deller@gmx.de>
  */
 
-#include <linux/config.h>	/* for CONFIG_SMP */
-
 #include <asm/asm-offsets.h>
 #include <asm/psw.h>
 #include <asm/pdc.h>
@@ -21,16 +19,17 @@
 #include <asm/assembly.h>
 #include <asm/pgtable.h>
 
+#include <linux/linkage.h>
+
 	.level	LEVEL
 
 	.data
-
-	.export boot_args
-boot_args:
+ENTRY(boot_args)
 	.word 0 /* arg0 */
 	.word 0 /* arg1 */
 	.word 0 /* arg2 */
 	.word 0 /* arg3 */
+END(boot_args)
 
 	.text
 	.align	4
@@ -40,10 +39,9 @@ boot_args:
         .import fault_vector_11,code    /* IVA parisc 1.1 32 bit */
 	.import	$global$		/* forward declaration */
 #endif /*!CONFIG_64BIT*/
-	.export stext
 	.export _stext,data		/* Kernel want it this way! */
 _stext:
-stext:
+ENTRY(stext)
 	.proc
 	.callinfo
 
@@ -76,16 +74,16 @@ $bss_loop:
 	mtctl		%r4,%cr24	/* Initialize kernel root pointer */
 	mtctl		%r4,%cr25	/* Initialize user root pointer */
 
-#ifdef CONFIG_64BIT
+#if PT_NLEVELS == 3
 	/* Set pmd in pgd */
 	load32		PA(pmd0),%r5
 	shrd            %r5,PxD_VALUE_SHIFT,%r3	
-        ldo             (PxD_FLAG_PRESENT+PxD_FLAG_VALID)(%r3),%r3	
+	ldo		(PxD_FLAG_PRESENT+PxD_FLAG_VALID)(%r3),%r3
 	stw		%r3,ASM_PGD_ENTRY*ASM_PGD_ENTRY_SIZE(%r4)
 	ldo		ASM_PMD_ENTRY*ASM_PMD_ENTRY_SIZE(%r5),%r4
 #else
 	/* 2-level page table, so pmd == pgd */
-        ldo             ASM_PGD_ENTRY*ASM_PGD_ENTRY_SIZE(%r4),%r4
+	ldo		ASM_PGD_ENTRY*ASM_PGD_ENTRY_SIZE(%r4),%r4
 #endif
 
 	/* Fill in pmd with enough pte directories */
@@ -99,7 +97,7 @@ $bss_loop:
 	stw		%r3,0(%r4)
 	ldo		(ASM_PAGE_SIZE >> PxD_VALUE_SHIFT)(%r3),%r3
 	addib,>		-1,%r1,1b
-#ifdef CONFIG_64BIT
+#if PT_NLEVELS == 3
 	ldo             ASM_PMD_ENTRY_SIZE(%r4),%r4
 #else
 	ldo             ASM_PGD_ENTRY_SIZE(%r4),%r4
@@ -107,13 +105,14 @@ $bss_loop:
 
 
 	/* Now initialize the PTEs themselves */
-	ldo		_PAGE_KERNEL(%r0),%r3 /* Hardwired 0 phys addr start */
+	ldo		0+_PAGE_KERNEL(%r0),%r3 /* Hardwired 0 phys addr start */
+	ldi		(1<<(KERNEL_INITIAL_ORDER-PAGE_SHIFT)),%r11 /* PFN count */
 	load32		PA(pg0),%r1
 
 $pgt_fill_loop:
 	STREGM          %r3,ASM_PTE_ENTRY_SIZE(%r1)
-	ldo		ASM_PAGE_SIZE(%r3),%r3
-	bb,>=		%r3,31-KERNEL_INITIAL_ORDER,$pgt_fill_loop
+	ldo		(1<<PFN_PTE_SHIFT)(%r3),%r3 /* add one PFN */
+	addib,>		-1,%r11,$pgt_fill_loop
 	nop
 
 	/* Load the return address...er...crash 'n burn */
@@ -344,6 +343,9 @@ smp_slave_stext:
 
 	.procend
 #endif /* CONFIG_SMP */
+
+ENDPROC(stext)
+
 #ifndef CONFIG_64BIT
 	.data