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From: Jerone Young <jyoung5-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
To: kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org
Subject: [PATCH 1 of 2] Add powerpc tests
Date: Thu, 29 Nov 2007 14:16:42 -0600	[thread overview]
Message-ID: <6f34b3cd608868c4cc82.1196367402@thinkpad> (raw)
In-Reply-To: <patchbomb.1196367401@thinkpad>

# HG changeset patch
# User Jerone Young <jyoung5-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
# Date 1196367231 21600
# Node ID 6f34b3cd608868c4cc8280ab333aac78a7ba9a6d
# Parent  be65ecf21443ddb74f9adbf6aa9778f798b5761b
Add powerpc tests

This patch adds a set of simple powerpc tests

Signed-off-by: Jerone Young <jyoung5-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>

diff --git a/user/config-powerpc.mak b/user/config-powerpc.mak
new file mode 100644
--- /dev/null
+++ b/user/config-powerpc.mak
@@ -0,0 +1,14 @@
+TEST_DIR=test/powerpc
+CFLAGS += -m32
+CFLAGS += -D__powerpc__
+CFLAGS += -I $(KERNELDIR)/include
+
+tests= $(TEST_DIR)/io.S \
+	$(TEST_DIR)/spin.S \
+	$(TEST_DIR)/sprg.S \
+	$(TEST_DIR)/44x/tlbsx.S \
+	$(TEST_DIR)/44x/tlbwe_16KB.S \
+	$(TEST_DIR)/44x/tlbwe_hole.S \
+	$(TEST_DIR)/44x/tlbwe.S
+
+kvmctl_objs = main.o ../libkvm/libkvm.a
diff --git a/user/test/powerpc/44x/tlbsx.S b/user/test/powerpc/44x/tlbsx.S
new file mode 100644
--- /dev/null
+++ b/user/test/powerpc/44x/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, TLBWORD0@h
+	ori	r4, r4, TLBWORD0@l
+	tlbwe	r4, r3, 0
+
+	lis	r4, TLBWORD1@h
+	ori	r4, r4, TLBWORD1@l
+	tlbwe	r4, r3, 1
+
+	lis	r4, TLBWORD2@h
+	ori	r4, r4, TLBWORD2@l
+	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/44x/tlbwe.S b/user/test/powerpc/44x/tlbwe.S
new file mode 100644
--- /dev/null
+++ b/user/test/powerpc/44x/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, TLBWORD0@h
+	ori	r4, r4, TLBWORD0@l
+	tlbwe	r4, r3, 0
+
+	lis	r4, TLBWORD1@h
+	ori	r4, r4, TLBWORD1@l
+	tlbwe	r4, r3, 1
+
+	lis	r4, TLBWORD2@h
+	ori	r4, r4, TLBWORD2@l
+	tlbwe	r4, r3, 2
+
+	b	.
diff --git a/user/test/powerpc/44x/tlbwe_16KB.S b/user/test/powerpc/44x/tlbwe_16KB.S
new file mode 100644
--- /dev/null
+++ b/user/test/powerpc/44x/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, TLBWORD0@h
+	ori	r4, r4, TLBWORD0@l
+	tlbwe	r4, r3, 0
+
+	lis	r4, TLBWORD1@h
+	ori	r4, r4, TLBWORD1@l
+	tlbwe	r4, r3, 1
+
+	lis	r4, TLBWORD2@h
+	ori	r4, r4, TLBWORD2@l
+	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/44x/tlbwe_hole.S b/user/test/powerpc/44x/tlbwe_hole.S
new file mode 100644
--- /dev/null
+++ b/user/test/powerpc/44x/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, TLBWORD0@h
+	ori	r4, r4, TLBWORD0@l
+	tlbwe	r4, r3, 0
+
+	lis	r4, TLBWORD1@h
+	ori	r4, r4, TLBWORD1@l
+	tlbwe	r4, r3, 1
+
+	lis	r4, TLBWORD2@h
+	ori	r4, r4, TLBWORD2@l
+	tlbwe	r4, r3, 2
+
+	b	.
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, TLBWORD0@h
+	ori	r4, r4, TLBWORD0@l
+	tlbwe	r4, r3, 0
+
+	lis	r4, TLBWORD1@h
+	ori	r4, r4, TLBWORD1@l
+	tlbwe	r4, r3, 1
+
+	lis	r4, TLBWORD2@h
+	ori	r4, r4, TLBWORD2@l
+	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	.

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  reply	other threads:[~2007-11-29 20:16 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-11-29 20:16 [PATCH 0 of 2] Add small pieces for userspace powerpc support Jerone Young
2007-11-29 20:16 ` Jerone Young [this message]
2007-11-29 20:16 ` [PATCH 2 of 2] Initial skeleton for libkvm " Jerone Young
2007-11-30  8:17 ` [PATCH 0 of 2] Add small pieces for userspace " Avi Kivity

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