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Diffstat (limited to 'arch/arm/mach-realview/platsmp.c')
-rw-r--r--arch/arm/mach-realview/platsmp.c39
1 files changed, 19 insertions, 20 deletions
diff --git a/arch/arm/mach-realview/platsmp.c b/arch/arm/mach-realview/platsmp.c
index 23919229e12..98e3052b793 100644
--- a/arch/arm/mach-realview/platsmp.c
+++ b/arch/arm/mach-realview/platsmp.c
@@ -16,15 +16,14 @@
#include <mach/hardware.h>
#include <asm/mach-types.h>
#include <asm/smp_scu.h>
-#include <asm/unified.h>
#include <mach/board-eb.h>
#include <mach/board-pb11mp.h>
#include <mach/board-pbx.h>
-#include "core.h"
+#include <plat/platsmp.h>
-extern void versatile_secondary_startup(void);
+#include "core.h"
static void __iomem *scu_base_addr(void)
{
@@ -43,7 +42,7 @@ static void __iomem *scu_base_addr(void)
* Initialise the CPU possible map early - this describes the CPUs
* which may be present or become present in the system.
*/
-void __init smp_init_cpus(void)
+static void __init realview_smp_init_cpus(void)
{
void __iomem *scu_base = scu_base_addr();
unsigned int i, ncores;
@@ -51,28 +50,18 @@ void __init smp_init_cpus(void)
ncores = scu_base ? scu_get_core_count(scu_base) : 1;
/* sanity check */
- if (ncores > NR_CPUS) {
- printk(KERN_WARNING
- "Realview: no. of cores (%d) greater than configured "
- "maximum of %d - clipping\n",
- ncores, NR_CPUS);
- ncores = NR_CPUS;
+ if (ncores > nr_cpu_ids) {
+ pr_warn("SMP: %u cores greater than maximum (%u), clipping\n",
+ ncores, nr_cpu_ids);
+ ncores = nr_cpu_ids;
}
for (i = 0; i < ncores; i++)
set_cpu_possible(i, true);
}
-void __init platform_smp_prepare_cpus(unsigned int max_cpus)
+static void __init realview_smp_prepare_cpus(unsigned int max_cpus)
{
- int i;
-
- /*
- * Initialise the present map, which describes the set of CPUs
- * actually populated at the present time.
- */
- for (i = 0; i < max_cpus; i++)
- set_cpu_present(i, true);
scu_enable(scu_base_addr());
@@ -82,6 +71,16 @@ void __init platform_smp_prepare_cpus(unsigned int max_cpus)
* until it receives a soft interrupt, and then the
* secondary CPU branches to this address.
*/
- __raw_writel(BSYM(virt_to_phys(versatile_secondary_startup)),
+ __raw_writel(virt_to_phys(versatile_secondary_startup),
__io_address(REALVIEW_SYS_FLAGSSET));
}
+
+struct smp_operations realview_smp_ops __initdata = {
+ .smp_init_cpus = realview_smp_init_cpus,
+ .smp_prepare_cpus = realview_smp_prepare_cpus,
+ .smp_secondary_init = versatile_secondary_init,
+ .smp_boot_secondary = versatile_boot_secondary,
+#ifdef CONFIG_HOTPLUG_CPU
+ .cpu_die = realview_cpu_die,
+#endif
+};