patch-2.4.11-dontuse linux/include/asm-i386/smpboot.h

• Lines: 63
• Date: Tue Oct 9 15:22:13 2001
• Orig file: v2.4.10/linux/include/asm-i386/smpboot.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.4.10/linux/include/asm-i386/smpboot.h linux/include/asm-i386/smpboot.h
@@ -0,0 +1,62 @@
+#ifndef __ASM_SMPBOOT_H
+#define __ASM_SMPBOOT_H
+
+#ifndef clustered_apic_mode
+ #ifdef CONFIG_MULTIQUAD
+  #define clustered_apic_mode (1)
+ #else /* !CONFIG_MULTIQUAD */
+  #define clustered_apic_mode (0)
+ #endif /* CONFIG_MULTIQUAD */
+#endif 
+ 
+#ifdef CONFIG_MULTIQUAD
+ #define TRAMPOLINE_LOW phys_to_virt(0x8)
+ #define TRAMPOLINE_HIGH phys_to_virt(0xa)
+#else /* !CONFIG_MULTIQUAD */
+ #define TRAMPOLINE_LOW phys_to_virt(0x467)
+ #define TRAMPOLINE_HIGH phys_to_virt(0x469)
+#endif /* CONFIG_MULTIQUAD */
+
+#ifdef CONFIG_MULTIQUAD
+ #define boot_cpu_apicid boot_cpu_logical_apicid
+#else /* !CONFIG_MULTIQUAD */
+ #define boot_cpu_apicid boot_cpu_physical_apicid
+#endif /* CONFIG_MULTIQUAD */
+
+/*
+ * How to map from the cpu_present_map
+ */
+#ifdef CONFIG_MULTIQUAD
+ #define cpu_present_to_apicid(mps_cpu) ( ((mps_cpu/4)*16) + (1<<(mps_cpu%4)) )
+#else /* !CONFIG_MULTIQUAD */
+ #define cpu_present_to_apicid(apicid) (apicid)
+#endif /* CONFIG_MULTIQUAD */
+
+/*
+ * Mappings between logical cpu number and logical / physical apicid
+ * The first four macros are trivial, but it keeps the abstraction consistent
+ */
+extern volatile int logical_apicid_2_cpu[];
+extern volatile int cpu_2_logical_apicid[];
+extern volatile int physical_apicid_2_cpu[];
+extern volatile int cpu_2_physical_apicid[];
+
+#define logical_apicid_to_cpu(apicid) logical_apicid_2_cpu[apicid]
+#define cpu_to_logical_apicid(cpu) cpu_2_logical_apicid[cpu]
+#define physical_apicid_to_cpu(apicid) physical_apicid_2_cpu[apicid]
+#define cpu_to_physical_apicid(cpu) cpu_2_physical_apicid[cpu]
+#ifdef CONFIG_MULTIQUAD			/* use logical IDs to bootstrap */
+#define boot_apicid_to_cpu(apicid) logical_apicid_2_cpu[apicid]
+#define cpu_to_boot_apicid(cpu) cpu_2_logical_apicid[cpu]
+#else /* !CONFIG_MULTIQUAD */		/* use physical IDs to bootstrap */
+#define boot_apicid_to_cpu(apicid) physical_apicid_2_cpu[apicid]
+#define cpu_to_boot_apicid(cpu) cpu_2_physical_apicid[cpu]
+#endif /* CONFIG_MULTIQUAD */
+
+
+#ifdef CONFIG_MULTIQUAD
+#else /* !CONFIG_MULTIQUAD */
+#endif /* CONFIG_MULTIQUAD */
+
+
+#endif