Signed-off-by: Robert Richter <[email protected]>
---
include/asm-x86/apicdef_32.h | 28 ++++++++++++++++++++++++++++
include/asm-x86/apicdef_64.h | 11 +++++++++++
2 files changed, 39 insertions(+), 0 deletions(-)
Index: linux-perfmon/include/asm-x86/apicdef_32.h
===================================================================
--- linux-perfmon.orig/include/asm-x86/apicdef_32.h
+++ linux-perfmon/include/asm-x86/apicdef_32.h
@@ -11,12 +11,19 @@
#define APIC_DEFAULT_PHYS_BASE 0xfee00000
#define APIC_ID 0x20
+#ifndef CONFIG_X86_32
+#define APIC_ID_MASK (0xFFu<<24)
+#define GET_APIC_ID(x) (((x)>>24)&0xFFu)
+#define SET_APIC_ID(x) (((x)<<24))
+#endif
#define APIC_LVR 0x30
#define APIC_LVR_MASK 0xFF00FF
#define GET_APIC_VERSION(x) ((x)&0xFFu)
#define GET_APIC_MAXLVT(x) (((x)>>16)&0xFFu)
#define APIC_INTEGRATED(x) ((x)&0xF0u)
+#ifdef CONFIG_X86_32
#define APIC_XAPIC(x) ((x) >= 0x14)
+#endif
#define APIC_TASKPRI 0x80
#define APIC_TPRI_MASK 0xFFu
#define APIC_ARBPRI 0x90
@@ -60,6 +67,9 @@
#define APIC_INT_ASSERT 0x04000
#define APIC_ICR_BUSY 0x01000
#define APIC_DEST_LOGICAL 0x00800
+#ifndef CONFIG_X86_32
+#define APIC_DEST_PHYSICAL 0x00000
+#endif
#define APIC_DM_FIXED 0x00000
#define APIC_DM_LOWEST 0x00100
#define APIC_DM_SMI 0x00200
@@ -111,7 +121,25 @@
#define APIC_BASE (fix_to_virt(FIX_APIC_BASE))
+#ifdef CONFIG_X86_32
#define MAX_IO_APICS 64
+#else
+#define MAX_IO_APICS 128
+#define MAX_LOCAL_APIC 256
+#define BAD_APICID 0xFFu
+
+/*
+ * All x86-64 systems are xAPIC compatible.
+ * In the following, "apicid" is a physical APIC ID.
+ */
+#define XAPIC_DEST_CPUS_SHIFT 4
+#define XAPIC_DEST_CPUS_MASK ((1u << XAPIC_DEST_CPUS_SHIFT) - 1)
+#define XAPIC_DEST_CLUSTER_MASK (XAPIC_DEST_CPUS_MASK << XAPIC_DEST_CPUS_SHIFT)
+#define APIC_CLUSTER(apicid) ((apicid) & XAPIC_DEST_CLUSTER_MASK)
+#define APIC_CLUSTERID(apicid) (APIC_CLUSTER(apicid) >> XAPIC_DEST_CPUS_SHIFT)
+#define APIC_CPUID(apicid) ((apicid) & XAPIC_DEST_CPUS_MASK)
+#define NUM_APIC_CLUSTERS ((BAD_APICID + 1) >> XAPIC_DEST_CPUS_SHIFT)
+#endif
/*
* the local APIC register structure, memory mapped. Not terribly well
Index: linux-perfmon/include/asm-x86/apicdef_64.h
===================================================================
--- linux-perfmon.orig/include/asm-x86/apicdef_64.h
+++ linux-perfmon/include/asm-x86/apicdef_64.h
@@ -11,14 +11,19 @@
#define APIC_DEFAULT_PHYS_BASE 0xfee00000
#define APIC_ID 0x20
+#ifndef CONFIG_X86_32
#define APIC_ID_MASK (0xFFu<<24)
#define GET_APIC_ID(x) (((x)>>24)&0xFFu)
#define SET_APIC_ID(x) (((x)<<24))
+#endif
#define APIC_LVR 0x30
#define APIC_LVR_MASK 0xFF00FF
#define GET_APIC_VERSION(x) ((x)&0xFFu)
#define GET_APIC_MAXLVT(x) (((x)>>16)&0xFFu)
#define APIC_INTEGRATED(x) ((x)&0xF0u)
+#ifdef CONFIG_X86_32
+#define APIC_XAPIC(x) ((x) >= 0x14)
+#endif
#define APIC_TASKPRI 0x80
#define APIC_TPRI_MASK 0xFFu
#define APIC_ARBPRI 0x90
@@ -62,7 +67,9 @@
#define APIC_INT_ASSERT 0x04000
#define APIC_ICR_BUSY 0x01000
#define APIC_DEST_LOGICAL 0x00800
+#ifndef CONFIG_X86_32
#define APIC_DEST_PHYSICAL 0x00000
+#endif
#define APIC_DM_FIXED 0x00000
#define APIC_DM_LOWEST 0x00100
#define APIC_DM_SMI 0x00200
@@ -114,6 +121,9 @@
#define APIC_BASE (fix_to_virt(FIX_APIC_BASE))
+#ifdef CONFIG_X86_32
+#define MAX_IO_APICS 64
+#else
#define MAX_IO_APICS 128
#define MAX_LOCAL_APIC 256
#define BAD_APICID 0xFFu
@@ -129,6 +139,7 @@
#define APIC_CLUSTERID(apicid) (APIC_CLUSTER(apicid) >> XAPIC_DEST_CPUS_SHIFT)
#define APIC_CPUID(apicid) ((apicid) & XAPIC_DEST_CPUS_MASK)
#define NUM_APIC_CLUSTERS ((BAD_APICID + 1) >> XAPIC_DEST_CPUS_SHIFT)
+#endif
/*
* the local APIC register structure, memory mapped. Not terribly well
--
Advanced Micro Devices, Inc.
Operating System Research Center
email: [email protected]