Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame^] | 1 | /* |
| 2 | * linux/include/asm-mips/tx3927/irq.h |
| 3 | * |
| 4 | * This file is subject to the terms and conditions of the GNU General Public |
| 5 | * License. See the file "COPYING" in the main directory of this archive |
| 6 | * for more details. |
| 7 | * |
| 8 | * Copyright (C) 2001 Toshiba Corporation |
| 9 | */ |
| 10 | #ifndef __ASM_TX3927_IRQ_H |
| 11 | #define __ASM_TX3927_IRQ_H |
| 12 | |
| 13 | #ifndef __ASSEMBLY__ |
| 14 | |
| 15 | #include <linux/config.h> |
| 16 | #include <asm/irq.h> |
| 17 | |
| 18 | struct tb_irq_space { |
| 19 | struct tb_irq_space* next; |
| 20 | int start_irqno; |
| 21 | int nr_irqs; |
| 22 | void (*mask_func)(int irq_nr, int space_id); |
| 23 | void (*unmask_func)(int irq_no, int space_id); |
| 24 | const char *name; |
| 25 | int space_id; |
| 26 | int can_share; |
| 27 | }; |
| 28 | extern struct tb_irq_space* tb_irq_spaces; |
| 29 | |
| 30 | static __inline__ void add_tb_irq_space(struct tb_irq_space* sp) |
| 31 | { |
| 32 | sp->next = tb_irq_spaces; |
| 33 | tb_irq_spaces = sp; |
| 34 | } |
| 35 | |
| 36 | |
| 37 | struct pt_regs; |
| 38 | extern void |
| 39 | toshibaboards_spurious(struct pt_regs *regs, int irq); |
| 40 | extern void |
| 41 | toshibaboards_irqdispatch(struct pt_regs *regs, int irq); |
| 42 | |
| 43 | extern struct irqaction * |
| 44 | toshibaboards_get_irq_action(int irq); |
| 45 | extern int |
| 46 | toshibaboards_setup_irq(int irq, struct irqaction * new); |
| 47 | |
| 48 | |
| 49 | #ifdef CONFIG_TX_BRANCH_LIKELY_BUG_WORKAROUND |
| 50 | extern void tx_branch_likely_bug_fixup(struct pt_regs *regs); |
| 51 | #endif |
| 52 | |
| 53 | extern int (*toshibaboards_gen_iack)(void); |
| 54 | |
| 55 | #endif /* !__ASSEMBLY__ */ |
| 56 | |
| 57 | #define NR_ISA_IRQS 16 |
| 58 | #define TB_IRQ_IS_ISA(irq) \ |
| 59 | (0 <= (irq) && (irq) < NR_ISA_IRQS) |
| 60 | #define TB_IRQ_TO_ISA_IRQ(irq) (irq) |
| 61 | |
| 62 | #endif /* __ASM_TX3927_IRQ_H */ |