From aaaceca81b791a6500289835e59934dba7e8791c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Axel=20D=C3=B6rfler?= <axeld@pinc-software.de>
Date: Sat, 11 Oct 2003 19:00:59 +0000
Subject: [PATCH] Added more CPU functions, fixed the get_sr() function.

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@4990 a95241bf-73f2-0310-859d-f6bbb57e9c96
---
 src/kernel/core/arch/ppc/arch_cpu_asm.S | 28 +++++++++++++++++++++++++
 src/kernel/core/arch/ppc/arch_mmu.cpp   |  7 +++++++
 2 files changed, 35 insertions(+)

diff --git a/src/kernel/core/arch/ppc/arch_cpu_asm.S b/src/kernel/core/arch/ppc/arch_cpu_asm.S
index 1bbc21d0ed..dd19c4acba 100644
--- a/src/kernel/core/arch/ppc/arch_cpu_asm.S
+++ b/src/kernel/core/arch/ppc/arch_cpu_asm.S
@@ -20,6 +20,34 @@ FUNCTION(set_sdr1):
 	mtsdr1	%r3
 	blr
 
+/* uint32 get_sr(void *virtualAddress);
+ *				 r3
+ */
+FUNCTION(get_sr):
+	mfsrin	%r3, %r3
+	blr
+
+/* void set_sr(void *virtualAddress, uint32 value);
+ *			   r3					 r4
+ */
+FUNCTION(set_sr):
+	mtsrin	%r4, %r3
+	blr
+
+/* uint32 get_msr(void);
+ */
+FUNCTION(get_msr):
+	mfmsr	%r3
+	blr
+
+/* uint32 set_msr(uint32 value);
+ *				  r3
+ */
+FUNCTION(set_msr):
+	mtmsr	%r3
+	blr
+
+
 #define get_ibat(num) \
 	mfibatu	%r4, num; \
 	stw		%r4, 0(%r3); \
diff --git a/src/kernel/core/arch/ppc/arch_mmu.cpp b/src/kernel/core/arch/ppc/arch_mmu.cpp
index ecadbbc712..9ebac3704b 100644
--- a/src/kernel/core/arch/ppc/arch_mmu.cpp
+++ b/src/kernel/core/arch/ppc/arch_mmu.cpp
@@ -22,6 +22,13 @@ page_table_entry::SecondaryHash(uint32 virtualSegmentID, uint32 virtualAddress)
 }
 
 
+uint32 
+page_table_entry::SecondaryHash(uint32 primaryHash)
+{
+	return ~primaryHash;
+}
+
+
 void 
 ppc_get_page_table(void **_pageTable, size_t *_size)
 {