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authorLinus Torvalds <torvalds@g5.osdl.org>2005-11-08 15:15:31 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2005-11-08 15:15:31 -0800
commit9f04012c58a32756bbbd0239c4144e835048aa4d (patch)
treee5423a1941338b9dd17a82b370cc6c252e0ae1f1 /include
parent329f7dba5f7dc3bc9a30ad00cf373d2e83115aa1 (diff)
parent72274c9e24d58d09489d37e732545e52395da270 (diff)
downloadop-kernel-dev-9f04012c58a32756bbbd0239c4144e835048aa4d.zip
op-kernel-dev-9f04012c58a32756bbbd0239c4144e835048aa4d.tar.gz
Merge master.kernel.org:/home/rmk/linux-2.6-arm
Diffstat (limited to 'include')
-rw-r--r--include/asm-arm/arch-s3c2410/uncompress.h22
-rw-r--r--include/asm-arm/hardirq.h1
-rw-r--r--include/asm-arm/hardware/scoop.h10
-rw-r--r--include/asm-arm/smp.h54
4 files changed, 83 insertions, 4 deletions
diff --git a/include/asm-arm/arch-s3c2410/uncompress.h b/include/asm-arm/arch-s3c2410/uncompress.h
index d7a4a83..ddd1578 100644
--- a/include/asm-arm/arch-s3c2410/uncompress.h
+++ b/include/asm-arm/arch-s3c2410/uncompress.h
@@ -116,6 +116,8 @@ putstr(const char *ptr)
}
}
+#define __raw_writel(d,ad) do { *((volatile unsigned int *)(ad)) = (d); } while(0)
+
/* CONFIG_S3C2410_BOOT_WATCHDOG
*
* Simple boot-time watchdog setup, to reboot the system if there is
@@ -126,8 +128,6 @@ putstr(const char *ptr)
#define WDOG_COUNT (0xff00)
-#define __raw_writel(d,ad) do { *((volatile unsigned int *)(ad)) = (d); } while(0)
-
static inline void arch_decomp_wdog(void)
{
__raw_writel(WDOG_COUNT, S3C2410_WTCNT);
@@ -145,6 +145,24 @@ static void arch_decomp_wdog_start(void)
#define arch_decomp_wdog()
#endif
+#ifdef CONFIG_S3C2410_BOOT_ERROR_RESET
+
+static void arch_decomp_error(const char *x)
+{
+ putstr("\n\n");
+ putstr(x);
+ putstr("\n\n -- System resetting\n");
+
+ __raw_writel(0x4000, S3C2410_WTDAT);
+ __raw_writel(0x4000, S3C2410_WTCNT);
+ __raw_writel(S3C2410_WTCON_ENABLE | S3C2410_WTCON_DIV128 | S3C2410_WTCON_RSTEN | S3C2410_WTCON_PRESCALE(0x40), S3C2410_WTCON);
+
+ while(1);
+}
+
+#define arch_error arch_decomp_error
+#endif
+
static void error(char *err);
static void
diff --git a/include/asm-arm/hardirq.h b/include/asm-arm/hardirq.h
index e5ccb6b..1cbb173 100644
--- a/include/asm-arm/hardirq.h
+++ b/include/asm-arm/hardirq.h
@@ -8,6 +8,7 @@
typedef struct {
unsigned int __softirq_pending;
+ unsigned int local_timer_irqs;
} ____cacheline_aligned irq_cpustat_t;
#include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */
diff --git a/include/asm-arm/hardware/scoop.h b/include/asm-arm/hardware/scoop.h
index a8f1013..d37bf74 100644
--- a/include/asm-arm/hardware/scoop.h
+++ b/include/asm-arm/hardware/scoop.h
@@ -52,8 +52,14 @@ struct scoop_pcmcia_dev {
unsigned char keep_rd;
};
-extern int scoop_num;
-extern struct scoop_pcmcia_dev *scoop_devs;
+struct scoop_pcmcia_config {
+ struct scoop_pcmcia_dev *devs;
+ int num_devs;
+ void (*pcmcia_init)(void);
+ void (*power_ctrl)(struct device *scoop, unsigned short cpr, int nr);
+};
+
+extern struct scoop_pcmcia_config *platform_scoop_config;
void reset_scoop(struct device *dev);
unsigned short set_scoop_gpio(struct device *dev, unsigned short bit);
diff --git a/include/asm-arm/smp.h b/include/asm-arm/smp.h
index 551cd3c..5a72e50 100644
--- a/include/asm-arm/smp.h
+++ b/include/asm-arm/smp.h
@@ -37,6 +37,11 @@ struct seq_file;
extern void show_ipi_list(struct seq_file *p);
/*
+ * Called from assembly code, this handles an IPI.
+ */
+asmlinkage void do_IPI(struct pt_regs *regs);
+
+/*
* Move global data into per-processor storage.
*/
extern void smp_store_cpu_info(unsigned int cpuid);
@@ -47,12 +52,23 @@ extern void smp_store_cpu_info(unsigned int cpuid);
extern void smp_cross_call(cpumask_t callmap);
/*
+ * Broadcast a timer interrupt to the other CPUs.
+ */
+extern void smp_send_timer(void);
+
+/*
* Boot a secondary CPU, and assign it the specified idle task.
* This also gives us the initial stack to use for this CPU.
*/
extern int boot_secondary(unsigned int cpu, struct task_struct *);
/*
+ * Called from platform specific assembly code, this is the
+ * secondary CPU entry point.
+ */
+asmlinkage void secondary_start_kernel(void);
+
+/*
* Perform platform specific initialisation of the specified CPU.
*/
extern void platform_secondary_init(unsigned int cpu);
@@ -76,4 +92,42 @@ extern void platform_cpu_die(unsigned int cpu);
extern int platform_cpu_kill(unsigned int cpu);
extern void platform_cpu_enable(unsigned int cpu);
+#ifdef CONFIG_LOCAL_TIMERS
+/*
+ * Setup a local timer interrupt for a CPU.
+ */
+extern void local_timer_setup(unsigned int cpu);
+
+/*
+ * Stop a local timer interrupt.
+ */
+extern void local_timer_stop(unsigned int cpu);
+
+/*
+ * Platform provides this to acknowledge a local timer IRQ
+ */
+extern int local_timer_ack(void);
+
+#else
+
+static inline void local_timer_setup(unsigned int cpu)
+{
+}
+
+static inline void local_timer_stop(unsigned int cpu)
+{
+}
+
+#endif
+
+/*
+ * 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 */
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