This patch contains a small set of simple tests for testing guest
functionality for powerpc.
Signed-off-by: Jerone Young <[EMAIL PROTECTED]>
diff --git a/user/test/powerpc/io.S b/user/test/powerpc/io.S
new file mode 100644
--- /dev/null
+++ b/user/test/powerpc/io.S
@@ -0,0 +1,32 @@
+#define SPRN_MMUCR 0x3b2
+
+#define TLBWORD0 0xf0000210
+#define TLBWORD1 0xf0000000
+#define TLBWORD2 0x00000003
+
+.global _start
+_start:
+ li r4, 0
+ mtspr SPRN_MMUCR, r4
+
+ li r3, 2
+
+ lis r4, [EMAIL PROTECTED]
+ ori r4, r4, [EMAIL PROTECTED]
+ tlbwe r4, r3, 0
+
+ lis r4, [EMAIL PROTECTED]
+ ori r4, r4, [EMAIL PROTECTED]
+ tlbwe r4, r3, 1
+
+ lis r4, [EMAIL PROTECTED]
+ ori r4, r4, [EMAIL PROTECTED]
+ tlbwe r4, r3, 2
+
+ lis r3, 0xf000
+ lis r4, 0x1234
+ ori r4, r4, 0x5678
+ stb r4, 0(r3)
+ lbz r5, 0(r3)
+
+ b .
diff --git a/user/test/powerpc/spin.S b/user/test/powerpc/spin.S
new file mode 100644
--- /dev/null
+++ b/user/test/powerpc/spin.S
@@ -0,0 +1,4 @@
+
+.global _start
+_start:
+ b .
diff --git a/user/test/powerpc/sprg.S b/user/test/powerpc/sprg.S
new file mode 100644
--- /dev/null
+++ b/user/test/powerpc/sprg.S
@@ -0,0 +1,7 @@
+
+.global _start
+_start:
+ li r3, 42
+ mtsprg 0, r3
+ mfsprg r4, 0
+ b .
diff --git a/user/test/powerpc/tlbsx.S b/user/test/powerpc/tlbsx.S
new file mode 100644
--- /dev/null
+++ b/user/test/powerpc/tlbsx.S
@@ -0,0 +1,33 @@
+#define SPRN_MMUCR 0x3b2
+
+#define TLBWORD0 0x10000210
+#define TLBWORD1 0x10000000
+#define TLBWORD2 0x00000003
+
+.global _start
+_start:
+ li r4, 0
+ mtspr SPRN_MMUCR, r4
+
+ li r3, 23
+
+ lis r4, [EMAIL PROTECTED]
+ ori r4, r4, [EMAIL PROTECTED]
+ tlbwe r4, r3, 0
+
+ lis r4, [EMAIL PROTECTED]
+ ori r4, r4, [EMAIL PROTECTED]
+ tlbwe r4, r3, 1
+
+ lis r4, [EMAIL PROTECTED]
+ ori r4, r4, [EMAIL PROTECTED]
+ tlbwe r4, r3, 2
+
+ lis r4, 0x1000
+ tlbsx r5, r4, r0
+ cmpwi r5, 23
+ beq good
+ trap
+
+good:
+ b .
diff --git a/user/test/powerpc/tlbwe.S b/user/test/powerpc/tlbwe.S
new file mode 100644
--- /dev/null
+++ b/user/test/powerpc/tlbwe.S
@@ -0,0 +1,27 @@
+#define SPRN_MMUCR 0x3b2
+
+/* Create a mapping at 4MB */
+#define TLBWORD0 0x00400210
+#define TLBWORD1 0x00400000
+#define TLBWORD2 0x00000003
+
+.global _start
+_start:
+ li r4, 0
+ mtspr SPRN_MMUCR, r4
+
+ li r3, 23
+
+ lis r4, [EMAIL PROTECTED]
+ ori r4, r4, [EMAIL PROTECTED]
+ tlbwe r4, r3, 0
+
+ lis r4, [EMAIL PROTECTED]
+ ori r4, r4, [EMAIL PROTECTED]
+ tlbwe r4, r3, 1
+
+ lis r4, [EMAIL PROTECTED]
+ ori r4, r4, [EMAIL PROTECTED]
+ tlbwe r4, r3, 2
+
+ b .
diff --git a/user/test/powerpc/tlbwe_16KB.S b/user/test/powerpc/tlbwe_16KB.S
new file mode 100644
--- /dev/null
+++ b/user/test/powerpc/tlbwe_16KB.S
@@ -0,0 +1,35 @@
+#define SPRN_MMUCR 0x3b2
+
+/* 16KB mapping at 4MB */
+#define TLBWORD0 0x00400220
+#define TLBWORD1 0x00400000
+#define TLBWORD2 0x00000003
+
+.global _start
+_start:
+ li r4, 0
+ mtspr SPRN_MMUCR, r4
+
+ li r3, 5
+
+ lis r4, [EMAIL PROTECTED]
+ ori r4, r4, [EMAIL PROTECTED]
+ tlbwe r4, r3, 0
+
+ lis r4, [EMAIL PROTECTED]
+ ori r4, r4, [EMAIL PROTECTED]
+ tlbwe r4, r3, 1
+
+ lis r4, [EMAIL PROTECTED]
+ ori r4, r4, [EMAIL PROTECTED]
+ tlbwe r4, r3, 2
+
+ /* load from 4MB */
+ lis r3, 0x0040
+ lwz r4, 0(r3)
+
+ /* load from 4MB+8KB */
+ ori r3, r3, 0x2000
+ lwz r4, 0(r3)
+
+ b .
diff --git a/user/test/powerpc/tlbwe_hole.S b/user/test/powerpc/tlbwe_hole.S
new file mode 100644
--- /dev/null
+++ b/user/test/powerpc/tlbwe_hole.S
@@ -0,0 +1,27 @@
+#define SPRN_MMUCR 0x3b2
+
+/* Try to map real address 1GB. */
+#define TLBWORD0 0x40000210
+#define TLBWORD1 0x40000000
+#define TLBWORD2 0x00000003
+
+.global _start
+_start:
+ li r4, 0
+ mtspr SPRN_MMUCR, r4
+
+ li r3, 23
+
+ lis r4, [EMAIL PROTECTED]
+ ori r4, r4, [EMAIL PROTECTED]
+ tlbwe r4, r3, 0
+
+ lis r4, [EMAIL PROTECTED]
+ ori r4, r4, [EMAIL PROTECTED]
+ tlbwe r4, r3, 1
+
+ lis r4, [EMAIL PROTECTED]
+ ori r4, r4, [EMAIL PROTECTED]
+ tlbwe r4, r3, 2
+
+ b .
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