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authorDavid S. Miller <davem@davemloft.net>2009-01-21 21:30:23 -0800
committerDavid S. Miller <davem@davemloft.net>2009-01-28 17:13:57 -0800
commit3eb8057bbafc64dbf09d5c18513aa80c1b7f2fcb (patch)
tree77852bad482b27316d7333a2633b3fec61a4797b /arch/sparc/include
parent5376071069ec8a7e6a8112beab16fc24f5139475 (diff)
downloadlinux-3eb8057bbafc64dbf09d5c18513aa80c1b7f2fcb.tar.gz
sparc64: Move generic PCR support code to seperate file.
It all lives in the oprofile support code currently and we will need
to share this stuff with NMI watchdog and perf_counter support.

Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc/include')
-rw-r--r--arch/sparc/include/asm/pcr.h30
-rw-r--r--arch/sparc/include/asm/pil.h1
2 files changed, 31 insertions, 0 deletions
diff --git a/arch/sparc/include/asm/pcr.h b/arch/sparc/include/asm/pcr.h
new file mode 100644
index 000000000000..4249bb523ef1
--- /dev/null
+++ b/arch/sparc/include/asm/pcr.h
@@ -0,0 +1,30 @@
+#ifndef __PCR_H
+#define __PCR_H
+
+struct pcr_ops {
+	u64 (*read)(void);
+	void (*write)(u64);
+};
+extern const struct pcr_ops *pcr_ops;
+
+extern void deferred_pcr_work_irq(int irq, struct pt_regs *regs);
+extern void schedule_deferred_pcr_work(void);
+
+#define PCR_PIC_PRIV		0x00000001 /* PIC access is privileged */
+#define PCR_STRACE		0x00000002 /* Trace supervisor events  */
+#define PCR_UTRACE		0x00000004 /* Trace user events        */
+#define PCR_N2_HTRACE		0x00000008 /* Trace hypervisor events  */
+#define PCR_N2_TOE_OV0		0x00000010 /* Trap if PIC 0 overflows  */
+#define PCR_N2_TOE_OV1		0x00000020 /* Trap if PIC 1 overflows  */
+#define PCR_N2_MASK0		0x00003fc0
+#define PCR_N2_MASK0_SHIFT	6
+#define PCR_N2_SL0		0x0003c000
+#define PCR_N2_SL0_SHIFT	14
+#define PCR_N2_OV0		0x00040000
+#define PCR_N2_MASK1		0x07f80000
+#define PCR_N2_MASK1_SHIFT	19
+#define PCR_N2_SL1		0x78000000
+#define PCR_N2_SL1_SHIFT	27
+#define PCR_N2_OV1		0x80000000
+
+#endif /* __PCR_H */
diff --git a/arch/sparc/include/asm/pil.h b/arch/sparc/include/asm/pil.h
index d573820c0ff4..32a7efe76d00 100644
--- a/arch/sparc/include/asm/pil.h
+++ b/arch/sparc/include/asm/pil.h
@@ -23,6 +23,7 @@
 #define PIL_SMP_CTX_NEW_VERSION	4
 #define PIL_DEVICE_IRQ		5
 #define PIL_SMP_CALL_FUNC_SNGL	6
+#define PIL_DEFERRED_PCR_WORK	7
 #define PIL_NORMAL_MAX		14
 #define PIL_NMI			15