diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/vme.h | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/include/linux/vme.h b/include/linux/vme.h new file mode 100644 index 00000000000..c9d65bf14ce --- /dev/null +++ b/include/linux/vme.h | |||
@@ -0,0 +1,174 @@ | |||
1 | #ifndef _VME_H_ | ||
2 | #define _VME_H_ | ||
3 | |||
4 | /* Resource Type */ | ||
5 | enum vme_resource_type { | ||
6 | VME_MASTER, | ||
7 | VME_SLAVE, | ||
8 | VME_DMA, | ||
9 | VME_LM | ||
10 | }; | ||
11 | |||
12 | /* VME Address Spaces */ | ||
13 | #define VME_A16 0x1 | ||
14 | #define VME_A24 0x2 | ||
15 | #define VME_A32 0x4 | ||
16 | #define VME_A64 0x8 | ||
17 | #define VME_CRCSR 0x10 | ||
18 | #define VME_USER1 0x20 | ||
19 | #define VME_USER2 0x40 | ||
20 | #define VME_USER3 0x80 | ||
21 | #define VME_USER4 0x100 | ||
22 | |||
23 | #define VME_A16_MAX 0x10000ULL | ||
24 | #define VME_A24_MAX 0x1000000ULL | ||
25 | #define VME_A32_MAX 0x100000000ULL | ||
26 | #define VME_A64_MAX 0x10000000000000000ULL | ||
27 | #define VME_CRCSR_MAX 0x1000000ULL | ||
28 | |||
29 | |||
30 | /* VME Cycle Types */ | ||
31 | #define VME_SCT 0x1 | ||
32 | #define VME_BLT 0x2 | ||
33 | #define VME_MBLT 0x4 | ||
34 | #define VME_2eVME 0x8 | ||
35 | #define VME_2eSST 0x10 | ||
36 | #define VME_2eSSTB 0x20 | ||
37 | |||
38 | #define VME_2eSST160 0x100 | ||
39 | #define VME_2eSST267 0x200 | ||
40 | #define VME_2eSST320 0x400 | ||
41 | |||
42 | #define VME_SUPER 0x1000 | ||
43 | #define VME_USER 0x2000 | ||
44 | #define VME_PROG 0x4000 | ||
45 | #define VME_DATA 0x8000 | ||
46 | |||
47 | /* VME Data Widths */ | ||
48 | #define VME_D8 0x1 | ||
49 | #define VME_D16 0x2 | ||
50 | #define VME_D32 0x4 | ||
51 | #define VME_D64 0x8 | ||
52 | |||
53 | /* Arbitration Scheduling Modes */ | ||
54 | #define VME_R_ROBIN_MODE 0x1 | ||
55 | #define VME_PRIORITY_MODE 0x2 | ||
56 | |||
57 | #define VME_DMA_PATTERN (1<<0) | ||
58 | #define VME_DMA_PCI (1<<1) | ||
59 | #define VME_DMA_VME (1<<2) | ||
60 | |||
61 | #define VME_DMA_PATTERN_BYTE (1<<0) | ||
62 | #define VME_DMA_PATTERN_WORD (1<<1) | ||
63 | #define VME_DMA_PATTERN_INCREMENT (1<<2) | ||
64 | |||
65 | #define VME_DMA_VME_TO_MEM (1<<0) | ||
66 | #define VME_DMA_MEM_TO_VME (1<<1) | ||
67 | #define VME_DMA_VME_TO_VME (1<<2) | ||
68 | #define VME_DMA_MEM_TO_MEM (1<<3) | ||
69 | #define VME_DMA_PATTERN_TO_VME (1<<4) | ||
70 | #define VME_DMA_PATTERN_TO_MEM (1<<5) | ||
71 | |||
72 | struct vme_dma_attr { | ||
73 | u32 type; | ||
74 | void *private; | ||
75 | }; | ||
76 | |||
77 | struct vme_resource { | ||
78 | enum vme_resource_type type; | ||
79 | struct list_head *entry; | ||
80 | }; | ||
81 | |||
82 | extern struct bus_type vme_bus_type; | ||
83 | |||
84 | /* VME_MAX_BRIDGES comes from the type of vme_bus_numbers */ | ||
85 | #define VME_MAX_BRIDGES (sizeof(unsigned int)*8) | ||
86 | #define VME_MAX_SLOTS 32 | ||
87 | |||
88 | #define VME_SLOT_CURRENT -1 | ||
89 | #define VME_SLOT_ALL -2 | ||
90 | |||
91 | /** | ||
92 | * Structure representing a VME device | ||
93 | * @num: The device number | ||
94 | * @bridge: Pointer to the bridge device this device is on | ||
95 | * @dev: Internal device structure | ||
96 | * @drv_list: List of devices (per driver) | ||
97 | * @bridge_list: List of devices (per bridge) | ||
98 | */ | ||
99 | struct vme_dev { | ||
100 | int num; | ||
101 | struct vme_bridge *bridge; | ||
102 | struct device dev; | ||
103 | struct list_head drv_list; | ||
104 | struct list_head bridge_list; | ||
105 | }; | ||
106 | |||
107 | struct vme_driver { | ||
108 | struct list_head node; | ||
109 | const char *name; | ||
110 | int (*match)(struct vme_dev *); | ||
111 | int (*probe)(struct vme_dev *); | ||
112 | int (*remove)(struct vme_dev *); | ||
113 | void (*shutdown)(void); | ||
114 | struct device_driver driver; | ||
115 | struct list_head devices; | ||
116 | }; | ||
117 | |||
118 | void *vme_alloc_consistent(struct vme_resource *, size_t, dma_addr_t *); | ||
119 | void vme_free_consistent(struct vme_resource *, size_t, void *, | ||
120 | dma_addr_t); | ||
121 | |||
122 | size_t vme_get_size(struct vme_resource *); | ||
123 | |||
124 | struct vme_resource *vme_slave_request(struct vme_dev *, u32, u32); | ||
125 | int vme_slave_set(struct vme_resource *, int, unsigned long long, | ||
126 | unsigned long long, dma_addr_t, u32, u32); | ||
127 | int vme_slave_get(struct vme_resource *, int *, unsigned long long *, | ||
128 | unsigned long long *, dma_addr_t *, u32 *, u32 *); | ||
129 | void vme_slave_free(struct vme_resource *); | ||
130 | |||
131 | struct vme_resource *vme_master_request(struct vme_dev *, u32, u32, u32); | ||
132 | int vme_master_set(struct vme_resource *, int, unsigned long long, | ||
133 | unsigned long long, u32, u32, u32); | ||
134 | int vme_master_get(struct vme_resource *, int *, unsigned long long *, | ||
135 | unsigned long long *, u32 *, u32 *, u32 *); | ||
136 | ssize_t vme_master_read(struct vme_resource *, void *, size_t, loff_t); | ||
137 | ssize_t vme_master_write(struct vme_resource *, void *, size_t, loff_t); | ||
138 | unsigned int vme_master_rmw(struct vme_resource *, unsigned int, unsigned int, | ||
139 | unsigned int, loff_t); | ||
140 | void vme_master_free(struct vme_resource *); | ||
141 | |||
142 | struct vme_resource *vme_dma_request(struct vme_dev *, u32); | ||
143 | struct vme_dma_list *vme_new_dma_list(struct vme_resource *); | ||
144 | struct vme_dma_attr *vme_dma_pattern_attribute(u32, u32); | ||
145 | struct vme_dma_attr *vme_dma_pci_attribute(dma_addr_t); | ||
146 | struct vme_dma_attr *vme_dma_vme_attribute(unsigned long long, u32, u32, u32); | ||
147 | void vme_dma_free_attribute(struct vme_dma_attr *); | ||
148 | int vme_dma_list_add(struct vme_dma_list *, struct vme_dma_attr *, | ||
149 | struct vme_dma_attr *, size_t); | ||
150 | int vme_dma_list_exec(struct vme_dma_list *); | ||
151 | int vme_dma_list_free(struct vme_dma_list *); | ||
152 | int vme_dma_free(struct vme_resource *); | ||
153 | |||
154 | int vme_irq_request(struct vme_dev *, int, int, | ||
155 | void (*callback)(int, int, void *), void *); | ||
156 | void vme_irq_free(struct vme_dev *, int, int); | ||
157 | int vme_irq_generate(struct vme_dev *, int, int); | ||
158 | |||
159 | struct vme_resource *vme_lm_request(struct vme_dev *); | ||
160 | int vme_lm_count(struct vme_resource *); | ||
161 | int vme_lm_set(struct vme_resource *, unsigned long long, u32, u32); | ||
162 | int vme_lm_get(struct vme_resource *, unsigned long long *, u32 *, u32 *); | ||
163 | int vme_lm_attach(struct vme_resource *, int, void (*callback)(int)); | ||
164 | int vme_lm_detach(struct vme_resource *, int); | ||
165 | void vme_lm_free(struct vme_resource *); | ||
166 | |||
167 | int vme_slot_get(struct vme_dev *); | ||
168 | |||
169 | int vme_register_driver(struct vme_driver *, unsigned int); | ||
170 | void vme_unregister_driver(struct vme_driver *); | ||
171 | |||
172 | |||
173 | #endif /* _VME_H_ */ | ||
174 | |||