diff options
Diffstat (limited to 'include/linux/sh_intc.h')
| -rw-r--r-- | include/linux/sh_intc.h | 59 |
1 files changed, 46 insertions, 13 deletions
diff --git a/include/linux/sh_intc.h b/include/linux/sh_intc.h index 4ef246f14654..0d6cd38e673d 100644 --- a/include/linux/sh_intc.h +++ b/include/linux/sh_intc.h | |||
| @@ -1,6 +1,8 @@ | |||
| 1 | #ifndef __SH_INTC_H | 1 | #ifndef __SH_INTC_H |
| 2 | #define __SH_INTC_H | 2 | #define __SH_INTC_H |
| 3 | 3 | ||
| 4 | #include <linux/ioport.h> | ||
| 5 | |||
| 4 | typedef unsigned char intc_enum; | 6 | typedef unsigned char intc_enum; |
| 5 | 7 | ||
| 6 | struct intc_vect { | 8 | struct intc_vect { |
| @@ -21,6 +23,9 @@ struct intc_group { | |||
| 21 | struct intc_mask_reg { | 23 | struct intc_mask_reg { |
| 22 | unsigned long set_reg, clr_reg, reg_width; | 24 | unsigned long set_reg, clr_reg, reg_width; |
| 23 | intc_enum enum_ids[32]; | 25 | intc_enum enum_ids[32]; |
| 26 | #ifdef CONFIG_INTC_BALANCING | ||
| 27 | unsigned long dist_reg; | ||
| 28 | #endif | ||
| 24 | #ifdef CONFIG_SMP | 29 | #ifdef CONFIG_SMP |
| 25 | unsigned long smp; | 30 | unsigned long smp; |
| 26 | #endif | 31 | #endif |
| @@ -39,13 +44,19 @@ struct intc_sense_reg { | |||
| 39 | intc_enum enum_ids[16]; | 44 | intc_enum enum_ids[16]; |
| 40 | }; | 45 | }; |
| 41 | 46 | ||
| 47 | #ifdef CONFIG_INTC_BALANCING | ||
| 48 | #define INTC_SMP_BALANCING(reg) .dist_reg = (reg) | ||
| 49 | #else | ||
| 50 | #define INTC_SMP_BALANCING(reg) | ||
| 51 | #endif | ||
| 52 | |||
| 42 | #ifdef CONFIG_SMP | 53 | #ifdef CONFIG_SMP |
| 43 | #define INTC_SMP(stride, nr) .smp = (stride) | ((nr) << 8) | 54 | #define INTC_SMP(stride, nr) .smp = (stride) | ((nr) << 8) |
| 44 | #else | 55 | #else |
| 45 | #define INTC_SMP(stride, nr) | 56 | #define INTC_SMP(stride, nr) |
| 46 | #endif | 57 | #endif |
| 47 | 58 | ||
| 48 | struct intc_desc { | 59 | struct intc_hw_desc { |
| 49 | struct intc_vect *vectors; | 60 | struct intc_vect *vectors; |
| 50 | unsigned int nr_vectors; | 61 | unsigned int nr_vectors; |
| 51 | struct intc_group *groups; | 62 | struct intc_group *groups; |
| @@ -56,34 +67,56 @@ struct intc_desc { | |||
| 56 | unsigned int nr_prio_regs; | 67 | unsigned int nr_prio_regs; |
| 57 | struct intc_sense_reg *sense_regs; | 68 | struct intc_sense_reg *sense_regs; |
| 58 | unsigned int nr_sense_regs; | 69 | unsigned int nr_sense_regs; |
| 59 | char *name; | ||
| 60 | struct intc_mask_reg *ack_regs; | 70 | struct intc_mask_reg *ack_regs; |
| 61 | unsigned int nr_ack_regs; | 71 | unsigned int nr_ack_regs; |
| 62 | }; | 72 | }; |
| 63 | 73 | ||
| 64 | #define _INTC_ARRAY(a) a, sizeof(a)/sizeof(*a) | 74 | #define _INTC_ARRAY(a) a, sizeof(a)/sizeof(*a) |
| 75 | #define INTC_HW_DESC(vectors, groups, mask_regs, \ | ||
| 76 | prio_regs, sense_regs, ack_regs) \ | ||
| 77 | { \ | ||
| 78 | _INTC_ARRAY(vectors), _INTC_ARRAY(groups), \ | ||
| 79 | _INTC_ARRAY(mask_regs), _INTC_ARRAY(prio_regs), \ | ||
| 80 | _INTC_ARRAY(sense_regs), _INTC_ARRAY(ack_regs), \ | ||
| 81 | } | ||
| 82 | |||
| 83 | struct intc_desc { | ||
| 84 | char *name; | ||
| 85 | struct resource *resource; | ||
| 86 | unsigned int num_resources; | ||
| 87 | intc_enum force_enable; | ||
| 88 | intc_enum force_disable; | ||
| 89 | struct intc_hw_desc hw; | ||
| 90 | }; | ||
| 91 | |||
| 65 | #define DECLARE_INTC_DESC(symbol, chipname, vectors, groups, \ | 92 | #define DECLARE_INTC_DESC(symbol, chipname, vectors, groups, \ |
| 66 | mask_regs, prio_regs, sense_regs) \ | 93 | mask_regs, prio_regs, sense_regs) \ |
| 67 | struct intc_desc symbol __initdata = { \ | 94 | struct intc_desc symbol __initdata = { \ |
| 68 | _INTC_ARRAY(vectors), _INTC_ARRAY(groups), \ | 95 | .name = chipname, \ |
| 69 | _INTC_ARRAY(mask_regs), _INTC_ARRAY(prio_regs), \ | 96 | .hw = INTC_HW_DESC(vectors, groups, mask_regs, \ |
| 70 | _INTC_ARRAY(sense_regs), \ | 97 | prio_regs, sense_regs, NULL), \ |
| 71 | chipname, \ | ||
| 72 | } | 98 | } |
| 73 | 99 | ||
| 74 | #define DECLARE_INTC_DESC_ACK(symbol, chipname, vectors, groups, \ | 100 | #define DECLARE_INTC_DESC_ACK(symbol, chipname, vectors, groups, \ |
| 75 | mask_regs, prio_regs, sense_regs, ack_regs) \ | 101 | mask_regs, prio_regs, sense_regs, ack_regs) \ |
| 76 | struct intc_desc symbol __initdata = { \ | 102 | struct intc_desc symbol __initdata = { \ |
| 77 | _INTC_ARRAY(vectors), _INTC_ARRAY(groups), \ | 103 | .name = chipname, \ |
| 78 | _INTC_ARRAY(mask_regs), _INTC_ARRAY(prio_regs), \ | 104 | .hw = INTC_HW_DESC(vectors, groups, mask_regs, \ |
| 79 | _INTC_ARRAY(sense_regs), \ | 105 | prio_regs, sense_regs, ack_regs), \ |
| 80 | chipname, \ | ||
| 81 | _INTC_ARRAY(ack_regs), \ | ||
| 82 | } | 106 | } |
| 83 | 107 | ||
| 84 | void __init register_intc_controller(struct intc_desc *desc); | 108 | int __init register_intc_controller(struct intc_desc *desc); |
| 85 | int intc_set_priority(unsigned int irq, unsigned int prio); | 109 | int intc_set_priority(unsigned int irq, unsigned int prio); |
| 86 | 110 | ||
| 111 | #ifdef CONFIG_INTC_USERIMASK | ||
| 112 | int register_intc_userimask(unsigned long addr); | ||
| 113 | #else | ||
| 114 | static inline int register_intc_userimask(unsigned long addr) | ||
| 115 | { | ||
| 116 | return 0; | ||
| 117 | } | ||
| 118 | #endif | ||
| 119 | |||
| 87 | int reserve_irq_vector(unsigned int irq); | 120 | int reserve_irq_vector(unsigned int irq); |
| 88 | void reserve_irq_legacy(void); | 121 | void reserve_irq_legacy(void); |
| 89 | 122 | ||
