| /* |
| * Copyright (C) 1999 Cort Dougan <cort@cs.nmt.edu> |
| */ |
| #ifdef __KERNEL__ |
| #ifndef _PPC_HW_IRQ_H |
| #define _PPC_HW_IRQ_H |
| |
| extern unsigned long timer_interrupt_intercept; |
| extern unsigned long do_IRQ_intercept; |
| extern int timer_interrupt(struct pt_regs *); |
| extern void ppc_irq_dispatch_handler(struct pt_regs *regs, int irq); |
| |
| extern void __sti(void); |
| extern void __cli(void); |
| extern void __restore_flags(unsigned long); |
| extern void __save_flags_ptr(unsigned long *); |
| extern unsigned long __sti_end, __cli_end, __restore_flags_end, __save_flags_ptr_end; |
| |
| #define __save_flags(flags) __save_flags_ptr((unsigned long *)&flags) |
| #define __save_and_cli(flags) ({__save_flags(flags);__cli();}) |
| #define __save_and_sti(flags) ({__save_flags(flags);__sti();}) |
| |
| extern void do_lost_interrupts(unsigned long); |
| |
| #define mask_irq(irq) ({if (irq_desc[irq].handler && irq_desc[irq].handler->disable) irq_desc[irq].handler->disable(irq);}) |
| #define unmask_irq(irq) ({if (irq_desc[irq].handler && irq_desc[irq].handler->enable) irq_desc[irq].handler->enable(irq);}) |
| #define ack_irq(irq) ({if (irq_desc[irq].handler && irq_desc[irq].handler->ack) irq_desc[irq].handler->ack(irq);}) |
| |
| /* Should we handle this via lost interrupts and IPIs or should we don't care like |
| * we do now ? --BenH. |
| */ |
| struct hw_interrupt_type; |
| static inline void hw_resend_irq(struct hw_interrupt_type *h, unsigned int i) {} |
| |
| |
| #endif /* _PPC_HW_IRQ_H */ |
| #endif /* __KERNEL__ */ |
