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Diffstat (limited to 'include/asm-ia64/smp.h')
-rw-r--r--include/asm-ia64/smp.h138
1 files changed, 0 insertions, 138 deletions
diff --git a/include/asm-ia64/smp.h b/include/asm-ia64/smp.h
deleted file mode 100644
index 12d96e0cd51..00000000000
--- a/include/asm-ia64/smp.h
+++ /dev/null
@@ -1,138 +0,0 @@
-/*
- * SMP Support
- *
- * Copyright (C) 1999 VA Linux Systems
- * Copyright (C) 1999 Walt Drummond <drummond@valinux.com>
- * (c) Copyright 2001-2003, 2005 Hewlett-Packard Development Company, L.P.
- * David Mosberger-Tang <davidm@hpl.hp.com>
- * Bjorn Helgaas <bjorn.helgaas@hp.com>
- */
-#ifndef _ASM_IA64_SMP_H
-#define _ASM_IA64_SMP_H
-
-#include <linux/init.h>
-#include <linux/threads.h>
-#include <linux/kernel.h>
-#include <linux/cpumask.h>
-#include <linux/bitops.h>
-#include <linux/irqreturn.h>
-
-#include <asm/io.h>
-#include <asm/param.h>
-#include <asm/processor.h>
-#include <asm/ptrace.h>
-
-static inline unsigned int
-ia64_get_lid (void)
-{
- union {
- struct {
- unsigned long reserved : 16;
- unsigned long eid : 8;
- unsigned long id : 8;
- unsigned long ignored : 32;
- } f;
- unsigned long bits;
- } lid;
-
- lid.bits = ia64_getreg(_IA64_REG_CR_LID);
- return lid.f.id << 8 | lid.f.eid;
-}
-
-#define hard_smp_processor_id() ia64_get_lid()
-
-#ifdef CONFIG_SMP
-
-#define XTP_OFFSET 0x1e0008
-
-#define SMP_IRQ_REDIRECTION (1 << 0)
-#define SMP_IPI_REDIRECTION (1 << 1)
-
-#define raw_smp_processor_id() (current_thread_info()->cpu)
-
-extern struct smp_boot_data {
- int cpu_count;
- int cpu_phys_id[NR_CPUS];
-} smp_boot_data __initdata;
-
-extern char no_int_routing __devinitdata;
-
-extern cpumask_t cpu_online_map;
-extern cpumask_t cpu_core_map[NR_CPUS];
-DECLARE_PER_CPU(cpumask_t, cpu_sibling_map);
-extern int smp_num_siblings;
-extern void __iomem *ipi_base_addr;
-extern unsigned char smp_int_redirect;
-
-extern volatile int ia64_cpu_to_sapicid[];
-#define cpu_physical_id(i) ia64_cpu_to_sapicid[i]
-
-extern unsigned long ap_wakeup_vector;
-
-/*
- * Function to map hard smp processor id to logical id. Slow, so don't use this in
- * performance-critical code.
- */
-static inline int
-cpu_logical_id (int cpuid)
-{
- int i;
-
- for (i = 0; i < NR_CPUS; ++i)
- if (cpu_physical_id(i) == cpuid)
- break;
- return i;
-}
-
-/*
- * XTP control functions:
- * min_xtp : route all interrupts to this CPU
- * normal_xtp: nominal XTP value
- * max_xtp : never deliver interrupts to this CPU.
- */
-
-static inline void
-min_xtp (void)
-{
- if (smp_int_redirect & SMP_IRQ_REDIRECTION)
- writeb(0x00, ipi_base_addr + XTP_OFFSET); /* XTP to min */
-}
-
-static inline void
-normal_xtp (void)
-{
- if (smp_int_redirect & SMP_IRQ_REDIRECTION)
- writeb(0x08, ipi_base_addr + XTP_OFFSET); /* XTP normal */
-}
-
-static inline void
-max_xtp (void)
-{
- if (smp_int_redirect & SMP_IRQ_REDIRECTION)
- writeb(0x0f, ipi_base_addr + XTP_OFFSET); /* Set XTP to max */
-}
-
-/* Upping and downing of CPUs */
-extern int __cpu_disable (void);
-extern void __cpu_die (unsigned int cpu);
-extern void cpu_die (void) __attribute__ ((noreturn));
-extern void __init smp_build_cpu_map(void);
-
-extern void __init init_smp_config (void);
-extern void smp_do_timer (struct pt_regs *regs);
-
-extern irqreturn_t handle_IPI(int irq, void *dev_id);
-extern void smp_send_reschedule (int cpu);
-extern void identify_siblings (struct cpuinfo_ia64 *);
-extern int is_multithreading_enabled(void);
-
-extern void arch_send_call_function_single_ipi(int cpu);
-extern void arch_send_call_function_ipi(cpumask_t mask);
-
-#else /* CONFIG_SMP */
-
-#define cpu_logical_id(i) 0
-#define cpu_physical_id(i) ia64_get_lid()
-
-#endif /* CONFIG_SMP */
-#endif /* _ASM_IA64_SMP_H */