[RFC PATCH 6/8] ARM: shmobile: convert logical CPU numbers to physical numbers
Will Deacon
will.deacon at arm.com
Tue Aug 9 17:42:40 EDT 2011
This patch uses the new cpu_logical_map() macro for converting logical
CPU numbers into physical numbers when dealing with the SCU in the SMP
boot path for sh73a0.
Cc: Paul Mundt <lethal at linux-sh.org>
Signed-off-by: Will Deacon <will.deacon at arm.com>
---
arch/arm/mach-shmobile/smp-sh73a0.c | 6 +++++-
1 files changed, 5 insertions(+), 1 deletions(-)
diff --git a/arch/arm/mach-shmobile/smp-sh73a0.c b/arch/arm/mach-shmobile/smp-sh73a0.c
index 3ffdbc9..be1ade7 100644
--- a/arch/arm/mach-shmobile/smp-sh73a0.c
+++ b/arch/arm/mach-shmobile/smp-sh73a0.c
@@ -74,6 +74,8 @@ void __cpuinit sh73a0_secondary_init(unsigned int cpu)
int __cpuinit sh73a0_boot_secondary(unsigned int cpu)
{
+ cpu = cpu_logical_map(cpu);
+
/* enable cache coherency */
modify_scu_cpu_psr(0, 3 << (cpu * 8));
@@ -87,6 +89,8 @@ int __cpuinit sh73a0_boot_secondary(unsigned int cpu)
void __init sh73a0_smp_prepare_cpus(void)
{
+ int cpu = cpu_logical_map(0);
+
scu_enable(scu_base_addr());
/* Map the reset vector (in headsmp.S) */
@@ -94,5 +98,5 @@ void __init sh73a0_smp_prepare_cpus(void)
__raw_writel(__pa(shmobile_secondary_vector), __io(SBAR));
/* enable cache coherency on CPU0 */
- modify_scu_cpu_psr(0, 3 << (0 * 8));
+ modify_scu_cpu_psr(0, 3 << (cpu * 8));
}
--
1.7.0.4
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