Merge branch 'smp' into devel

arch/arm/include/asm/hardware/arm_twd.h

@@ -1,21 +0,0 @@
-#ifndef __ASM_HARDWARE_TWD_H
-#define __ASM_HARDWARE_TWD_H
-
-#define TWD_TIMER_LOAD 			0x00
-#define TWD_TIMER_COUNTER		0x04
-#define TWD_TIMER_CONTROL		0x08
-#define TWD_TIMER_INTSTAT		0x0C
-
-#define TWD_WDOG_LOAD			0x20
-#define TWD_WDOG_COUNTER		0x24
-#define TWD_WDOG_CONTROL		0x28
-#define TWD_WDOG_INTSTAT		0x2C
-#define TWD_WDOG_RESETSTAT		0x30
-#define TWD_WDOG_DISABLE		0x34
-
-#define TWD_TIMER_CONTROL_ENABLE	(1 << 0)
-#define TWD_TIMER_CONTROL_ONESHOT	(0 << 1)
-#define TWD_TIMER_CONTROL_PERIODIC	(1 << 1)
-#define TWD_TIMER_CONTROL_IT_ENABLE	(1 << 2)
-
-#endif

arch/arm/include/asm/localtimer.h

@@ -0,0 +1,63 @@
+/*
+ *  arch/arm/include/asm/localtimer.h
+ *
+ *  Copyright (C) 2004-2005 ARM Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#ifndef __ASM_ARM_LOCALTIMER_H
+#define __ASM_ARM_LOCALTIMER_H
+
+struct clock_event_device;
+
+/*
+ * Setup a per-cpu timer, whether it be a local timer or dummy broadcast
+ */
+void percpu_timer_setup(void);
+
+/*
+ * Called from assembly, this is the local timer IRQ handler
+ */
+asmlinkage void do_local_timer(struct pt_regs *);
+
+
+#ifdef CONFIG_LOCAL_TIMERS
+
+#ifdef CONFIG_HAVE_ARM_TWD
+
+#include "smp_twd.h"
+
+#define local_timer_ack()	twd_timer_ack()
+#define local_timer_stop()	twd_timer_stop()
+
+#else
+
+/*
+ * Platform provides this to acknowledge a local timer IRQ.
+ * Returns true if the local timer IRQ is to be processed.
+ */
+int local_timer_ack(void);
+
+/*
+ * Stop a local timer interrupt.
+ */
+void local_timer_stop(void);
+
+#endif
+
+/*
+ * Setup a local timer interrupt for a CPU.
+ */
+void local_timer_setup(struct clock_event_device *);
+
+#else
+
+static inline void local_timer_stop(void)
+{
+}
+
+#endif
+
+#endif

arch/arm/include/asm/smp.h

@@ -41,7 +41,7 @@ extern void show_ipi_list(struct seq_file *p);
 asmlinkage void do_IPI(struct pt_regs *regs);
 
 /*
- * Setup the SMP cpu_possible_map
+ * Setup the set of possible CPUs (via set_cpu_possible)
  */
 extern void smp_init_cpus(void);
 
@@ -55,11 +55,6 @@ extern void smp_store_cpu_info(unsigned int cpuid);
  */
 extern void smp_cross_call(const struct cpumask *mask);
 
-/*
- * Broadcast a clock event to other CPUs.
- */
-extern void smp_timer_broadcast(const struct cpumask *mask);
-
 /*
  * Boot a secondary CPU, and assign it the specified idle task.
  * This also gives us the initial stack to use for this CPU.
@@ -100,44 +95,9 @@ extern void arch_send_call_function_single_ipi(int cpu);
 extern void arch_send_call_function_ipi_mask(const struct cpumask *mask);
 #define arch_send_call_function_ipi_mask arch_send_call_function_ipi_mask
 
-/*
- * Local timer interrupt handling function (can be IPI'ed).
- */
-extern void local_timer_interrupt(void);
-
-#ifdef CONFIG_LOCAL_TIMERS
-
-/*
- * Stop a local timer interrupt.
- */
-extern void local_timer_stop(void);
-
-/*
- * Platform provides this to acknowledge a local timer IRQ
- */
-extern int local_timer_ack(void);
-
-#else
-
-static inline void local_timer_stop(void)
-{
-}
-
-#endif
-
-/*
- * Setup a local timer interrupt for a CPU.
- */
-extern void local_timer_setup(void);
-
 /*
  * show local interrupt info
  */
 extern void show_local_irqs(struct seq_file *);
 
-/*
- * Called from assembly, this is the local timer IRQ handler
- */
-asmlinkage void do_local_timer(struct pt_regs *);
-
 #endif /* ifndef __ASM_ARM_SMP_H */

arch/arm/include/asm/smp_scu.h

@@ -0,0 +1,7 @@
+#ifndef __ASMARM_ARCH_SCU_H
+#define __ASMARM_ARCH_SCU_H
+
+unsigned int scu_get_core_count(void __iomem *);
+void scu_enable(void __iomem *);
+
+#endif

arch/arm/include/asm/smp_twd.h

@@ -0,0 +1,12 @@
+#ifndef __ASMARM_SMP_TWD_H
+#define __ASMARM_SMP_TWD_H
+
+struct clock_event_device;
+
+extern void __iomem *twd_base;
+
+void twd_timer_stop(void);
+int twd_timer_ack(void);
+void twd_timer_setup(struct clock_event_device *);
+
+#endif