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1 | #ifndef _VME_H_ |
2 | #define _VME_H_ | |
3 | ||
4 | /* Resource Type */ | |
5 | enum vme_resource_type { | |
6 | VME_MASTER, | |
7 | VME_SLAVE, | |
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8 | VME_DMA, |
9 | VME_LM | |
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10 | }; |
11 | ||
12 | /* VME Address Spaces */ | |
13 | typedef u32 vme_address_t; | |
14 | #define VME_A16 0x1 | |
15 | #define VME_A24 0x2 | |
16 | #define VME_A32 0x4 | |
17 | #define VME_A64 0x8 | |
18 | #define VME_CRCSR 0x10 | |
19 | #define VME_USER1 0x20 | |
20 | #define VME_USER2 0x40 | |
21 | #define VME_USER3 0x80 | |
22 | #define VME_USER4 0x100 | |
23 | ||
24 | #define VME_A16_MAX 0x10000ULL | |
25 | #define VME_A24_MAX 0x1000000ULL | |
26 | #define VME_A32_MAX 0x100000000ULL | |
27 | #define VME_A64_MAX 0x10000000000000000ULL | |
28 | #define VME_CRCSR_MAX 0x1000000ULL | |
29 | ||
30 | ||
31 | /* VME Cycle Types */ | |
32 | typedef u32 vme_cycle_t; | |
33 | #define VME_SCT 0x1 | |
34 | #define VME_BLT 0x2 | |
35 | #define VME_MBLT 0x4 | |
36 | #define VME_2eVME 0x8 | |
37 | #define VME_2eSST 0x10 | |
38 | #define VME_2eSSTB 0x20 | |
39 | ||
40 | #define VME_2eSST160 0x100 | |
41 | #define VME_2eSST267 0x200 | |
42 | #define VME_2eSST320 0x400 | |
43 | ||
44 | #define VME_SUPER 0x1000 | |
45 | #define VME_USER 0x2000 | |
46 | #define VME_PROG 0x4000 | |
47 | #define VME_DATA 0x8000 | |
48 | ||
49 | /* VME Data Widths */ | |
50 | typedef u32 vme_width_t; | |
51 | #define VME_D8 0x1 | |
52 | #define VME_D16 0x2 | |
53 | #define VME_D32 0x4 | |
54 | #define VME_D64 0x8 | |
55 | ||
56 | /* Arbitration Scheduling Modes */ | |
57 | typedef u32 vme_arbitration_t; | |
58 | #define VME_R_ROBIN_MODE 0x1 | |
59 | #define VME_PRIORITY_MODE 0x2 | |
60 | ||
61 | typedef u32 vme_dma_t; | |
62 | #define VME_DMA_PATTERN (1<<0) | |
63 | #define VME_DMA_PCI (1<<1) | |
64 | #define VME_DMA_VME (1<<2) | |
65 | ||
66 | typedef u32 vme_pattern_t; | |
67 | #define VME_DMA_PATTERN_BYTE (1<<0) | |
68 | #define VME_DMA_PATTERN_WORD (1<<1) | |
69 | #define VME_DMA_PATTERN_INCREMENT (1<<2) | |
70 | ||
71 | struct vme_dma_attr { | |
72 | vme_dma_t type; | |
73 | void *private; | |
74 | }; | |
75 | ||
76 | struct vme_resource { | |
77 | enum vme_resource_type type; | |
78 | struct list_head *entry; | |
79 | }; | |
80 | ||
81 | extern struct bus_type vme_bus_type; | |
82 | ||
a37b0dad MW |
83 | #define VME_SLOT_CURRENT -1 |
84 | #define VME_SLOT_ALL -2 | |
85 | ||
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86 | struct vme_device_id { |
87 | int bus; | |
88 | int slot; | |
89 | }; | |
90 | ||
91 | struct vme_driver { | |
92 | struct list_head node; | |
93 | char *name; | |
94 | const struct vme_device_id *bind_table; | |
95 | int (*probe) (struct device *, int, int); | |
96 | int (*remove) (struct device *, int, int); | |
97 | void (*shutdown) (void); | |
98 | struct device_driver driver; | |
99 | }; | |
100 | ||
101 | void * vme_alloc_consistent(struct vme_resource *, size_t, dma_addr_t *); | |
102 | void vme_free_consistent(struct vme_resource *, size_t, void *, | |
103 | dma_addr_t); | |
104 | ||
105 | size_t vme_get_size(struct vme_resource *); | |
106 | ||
107 | struct vme_resource * vme_slave_request(struct device *, vme_address_t, vme_cycle_t); | |
108 | int vme_slave_set (struct vme_resource *, int, unsigned long long, | |
109 | unsigned long long, dma_addr_t, vme_address_t, vme_cycle_t); | |
110 | int vme_slave_get (struct vme_resource *, int *, unsigned long long *, | |
111 | unsigned long long *, dma_addr_t *, vme_address_t *, vme_cycle_t *); | |
112 | void vme_slave_free(struct vme_resource *); | |
113 | ||
114 | struct vme_resource * vme_master_request(struct device *, vme_address_t, vme_cycle_t, | |
115 | vme_width_t); | |
116 | int vme_master_set (struct vme_resource *, int, unsigned long long, | |
117 | unsigned long long, vme_address_t, vme_cycle_t, vme_width_t); | |
118 | int vme_master_get (struct vme_resource *, int *, unsigned long long *, | |
119 | unsigned long long *, vme_address_t *, vme_cycle_t *, vme_width_t *); | |
120 | ssize_t vme_master_read(struct vme_resource *, void *, size_t, loff_t); | |
121 | ssize_t vme_master_write(struct vme_resource *, void *, size_t, loff_t); | |
122 | unsigned int vme_master_rmw (struct vme_resource *, unsigned int, unsigned int, | |
123 | unsigned int, loff_t); | |
124 | void vme_master_free(struct vme_resource *); | |
125 | ||
58e50798 | 126 | struct vme_resource *vme_dma_request(struct device *); |
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127 | struct vme_dma_list *vme_new_dma_list(struct vme_resource *); |
128 | struct vme_dma_attr *vme_dma_pattern_attribute(u32, vme_pattern_t); | |
129 | struct vme_dma_attr *vme_dma_pci_attribute(dma_addr_t); | |
130 | struct vme_dma_attr *vme_dma_vme_attribute(unsigned long long, vme_address_t, | |
131 | vme_cycle_t, vme_width_t); | |
132 | void vme_dma_free_attribute(struct vme_dma_attr *); | |
133 | int vme_dma_list_add(struct vme_dma_list *, struct vme_dma_attr *, | |
134 | struct vme_dma_attr *, size_t); | |
135 | int vme_dma_list_exec(struct vme_dma_list *); | |
136 | int vme_dma_list_free(struct vme_dma_list *); | |
137 | int vme_dma_free(struct vme_resource *); | |
138 | ||
c813f592 | 139 | int vme_irq_request(struct device *, int, int, |
a17a75e2 | 140 | void (*callback)(int, int, void *), void *); |
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141 | void vme_irq_free(struct device *, int, int); |
142 | int vme_irq_generate(struct device *, int, int); | |
a17a75e2 | 143 | |
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144 | struct vme_resource * vme_lm_request(struct device *); |
145 | int vme_lm_count(struct vme_resource *); | |
146 | int vme_lm_set(struct vme_resource *, unsigned long long, vme_address_t, | |
147 | vme_cycle_t); | |
148 | int vme_lm_get(struct vme_resource *, unsigned long long *, vme_address_t *, | |
a17a75e2 | 149 | vme_cycle_t *); |
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150 | int vme_lm_attach(struct vme_resource *, int, void (*callback)(int)); |
151 | int vme_lm_detach(struct vme_resource *, int); | |
152 | void vme_lm_free(struct vme_resource *); | |
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153 | |
154 | int vme_slot_get(struct device *); | |
155 | ||
156 | int vme_register_driver (struct vme_driver *); | |
157 | void vme_unregister_driver (struct vme_driver *); | |
158 | ||
159 | ||
160 | #endif /* _VME_H_ */ | |
161 |