diff options
Diffstat (limited to 'arch/parisc/include/asm/processor.h')
| -rw-r--r-- | arch/parisc/include/asm/processor.h | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/arch/parisc/include/asm/processor.h b/arch/parisc/include/asm/processor.h index 09b54a57a48..064015547d1 100644 --- a/arch/parisc/include/asm/processor.h +++ b/arch/parisc/include/asm/processor.h @@ -20,8 +20,6 @@ #endif /* __ASSEMBLY__ */ -#define KERNEL_STACK_SIZE (4*PAGE_SIZE) - /* * Default implementation of macro that returns current * instruction pointer ("program counter"). @@ -61,6 +59,23 @@ #ifndef __ASSEMBLY__ /* + * IRQ STACK - used for irq handler + */ +#ifdef __KERNEL__ + +#define IRQ_STACK_SIZE (4096 << 2) /* 16k irq stack size */ + +union irq_stack_union { + unsigned long stack[IRQ_STACK_SIZE/sizeof(unsigned long)]; +}; + +DECLARE_PER_CPU(union irq_stack_union, irq_stack_union); + +void call_on_stack(unsigned long p1, void *func, unsigned long new_stack); + +#endif /* __KERNEL__ */ + +/* * Data detected about CPUs at boot time which is the same for all CPU's. * HP boxes are SMP - ie identical processors. * @@ -97,7 +112,6 @@ struct cpuinfo_parisc { unsigned long txn_addr; /* MMIO addr of EIR or id_eid */ #ifdef CONFIG_SMP unsigned long pending_ipi; /* bitmap of type ipi_message_type */ - unsigned long ipi_count; /* number ipi Interrupts */ #endif unsigned long bh_count; /* number of times bh was invoked */ unsigned long prof_counter; /* per CPU profiling support */ |