From aa7eb2bb4e4a22e41bbe4612ff46e5885b13c33e Mon Sep 17 00:00:00 2001 From: Michal Simek Date: Wed, 20 Mar 2013 13:50:12 +0100 Subject: arm: zynq: Add smp support Zynq is dual core Cortex A9 which starts always at zero. Using simple trampoline ensure long jump to secondary_startup code. Signed-off-by: Michal Simek Signed-off-by: Steffen Trumtrar --- arch/arm/mach-zynq/common.h | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'arch/arm/mach-zynq/common.h') diff --git a/arch/arm/mach-zynq/common.h b/arch/arm/mach-zynq/common.h index d7ec3caaa1d7..fd308f8b18d9 100644 --- a/arch/arm/mach-zynq/common.h +++ b/arch/arm/mach-zynq/common.h @@ -19,6 +19,17 @@ extern int zynq_slcr_init(void); extern void zynq_slcr_system_reset(void); +extern void zynq_slcr_cpu_stop(int cpu); +extern void zynq_slcr_cpu_start(int cpu); + +#ifdef CONFIG_SMP +extern void secondary_startup(void); +extern char zynq_secondary_trampoline; +extern char zynq_secondary_trampoline_jump; +extern char zynq_secondary_trampoline_end; +extern int __cpuinit zynq_cpun_start(u32 address, int cpu); +extern struct smp_operations zynq_smp_ops __initdata; +#endif extern void __iomem *zynq_slcr_base; extern void __iomem *zynq_scu_base; -- cgit