blob: 9b61824f18ec82c735de4f30488d07b241fd7e47 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
|
/*
* ATAPI Masks
*/
#ifndef __BFIN_PERIPHERAL_PATA__
#define __BFIN_PERIPHERAL_PATA__
/* Bit masks for ATAPI_CONTROL */
#define PIO_START 0x1 /* Start PIO/Reg Op */
#define MULTI_START 0x2 /* Start Multi-DMA Op */
#define ULTRA_START 0x4 /* Start Ultra-DMA Op */
#define XFER_DIR 0x8 /* Transfer Direction */
#define IORDY_EN 0x10 /* IORDY Enable */
#define FIFO_FLUSH 0x20 /* Flush FIFOs */
#define SOFT_RST 0x40 /* Soft Reset */
#define DEV_RST 0x80 /* Device Reset */
#define TFRCNT_RST 0x100 /* Trans Count Reset */
#define END_ON_TERM 0x200 /* End/Terminate Select */
#define PIO_USE_DMA 0x400 /* PIO-DMA Enable */
#define UDMAIN_FIFO_THRS 0xf000 /* Ultra DMA-IN FIFO Threshold */
/* Bit masks for ATAPI_STATUS */
#define PIO_XFER_ON 0x1 /* PIO transfer in progress */
#define MULTI_XFER_ON 0x2 /* Multi-word DMA transfer in progress */
#define ULTRA_XFER_ON 0x4 /* Ultra DMA transfer in progress */
#define ULTRA_IN_FL 0xf0 /* Ultra DMA Input FIFO Level */
/* Bit masks for ATAPI_DEV_ADDR */
#define DEV_ADDR 0x1f /* Device Address */
/* Bit masks for ATAPI_INT_MASK */
#define ATAPI_DEV_INT_MASK 0x1 /* Device interrupt mask */
#define PIO_DONE_MASK 0x2 /* PIO transfer done interrupt mask */
#define MULTI_DONE_MASK 0x4 /* Multi-DMA transfer done interrupt mask */
#define UDMAIN_DONE_MASK 0x8 /* Ultra-DMA in transfer done interrupt mask */
#define UDMAOUT_DONE_MASK 0x10 /* Ultra-DMA out transfer done interrupt mask */
#define HOST_TERM_XFER_MASK 0x20 /* Host terminate current transfer interrupt mask */
#define MULTI_TERM_MASK 0x40 /* Device terminate Multi-DMA transfer interrupt mask */
#define UDMAIN_TERM_MASK 0x80 /* Device terminate Ultra-DMA-in transfer interrupt mask */
#define UDMAOUT_TERM_MASK 0x100 /* Device terminate Ultra-DMA-out transfer interrupt mask */
/* Bit masks for ATAPI_INT_STATUS */
#define ATAPI_DEV_INT 0x1 /* Device interrupt status */
#define PIO_DONE_INT 0x2 /* PIO transfer done interrupt status */
#define MULTI_DONE_INT 0x4 /* Multi-DMA transfer done interrupt status */
#define UDMAIN_DONE_INT 0x8 /* Ultra-DMA in transfer done interrupt status */
#define UDMAOUT_DONE_INT 0x10 /* Ultra-DMA out transfer done interrupt status */
#define HOST_TERM_XFER_INT 0x20 /* Host terminate current transfer interrupt status */
#define MULTI_TERM_INT 0x40 /* Device terminate Multi-DMA transfer interrupt status */
#define UDMAIN_TERM_INT 0x80 /* Device terminate Ultra-DMA-in transfer interrupt status */
#define UDMAOUT_TERM_INT 0x100 /* Device terminate Ultra-DMA-out transfer interrupt status */
/* Bit masks for ATAPI_LINE_STATUS */
#define ATAPI_INTR 0x1 /* Device interrupt to host line status */
#define ATAPI_DASP 0x2 /* Device dasp to host line status */
#define ATAPI_CS0N 0x4 /* ATAPI chip select 0 line status */
#define ATAPI_CS1N 0x8 /* ATAPI chip select 1 line status */
#define ATAPI_ADDR 0x70 /* ATAPI address line status */
#define ATAPI_DMAREQ 0x80 /* ATAPI DMA request line status */
#define ATAPI_DMAACKN 0x100 /* ATAPI DMA acknowledge line status */
#define ATAPI_DIOWN 0x200 /* ATAPI write line status */
#define ATAPI_DIORN 0x400 /* ATAPI read line status */
#define ATAPI_IORDY 0x800 /* ATAPI IORDY line status */
/* Bit masks for ATAPI_SM_STATE */
#define PIO_CSTATE 0xf /* PIO mode state machine current state */
#define DMA_CSTATE 0xf0 /* DMA mode state machine current state */
#define UDMAIN_CSTATE 0xf00 /* Ultra DMA-In mode state machine current state */
#define UDMAOUT_CSTATE 0xf000 /* ATAPI IORDY line status */
/* Bit masks for ATAPI_TERMINATE */
#define ATAPI_HOST_TERM 0x1 /* Host terminationation */
/* Bit masks for ATAPI_REG_TIM_0 */
#define T2_REG 0xff /* End of cycle time for register access transfers */
#define TEOC_REG 0xff00 /* Selects DIOR/DIOW pulsewidth */
/* Bit masks for ATAPI_PIO_TIM_0 */
#define T1_REG 0xf /* Time from address valid to DIOR/DIOW */
#define T2_REG_PIO 0xff0 /* DIOR/DIOW pulsewidth */
#define T4_REG 0xf000 /* DIOW data hold */
/* Bit masks for ATAPI_PIO_TIM_1 */
#define TEOC_REG_PIO 0xff /* End of cycle time for PIO access transfers. */
/* Bit masks for ATAPI_MULTI_TIM_0 */
#define TD 0xff /* DIOR/DIOW asserted pulsewidth */
#define TM 0xff00 /* Time from address valid to DIOR/DIOW */
/* Bit masks for ATAPI_MULTI_TIM_1 */
#define TKW 0xff /* Selects DIOW negated pulsewidth */
#define TKR 0xff00 /* Selects DIOR negated pulsewidth */
/* Bit masks for ATAPI_MULTI_TIM_2 */
#define TH 0xff /* Selects DIOW data hold */
#define TEOC 0xff00 /* Selects end of cycle for DMA */
/* Bit masks for ATAPI_ULTRA_TIM_0 */
#define TACK 0xff /* Selects setup and hold times for TACK */
#define TENV 0xff00 /* Selects envelope time */
/* Bit masks for ATAPI_ULTRA_TIM_1 */
#define TDVS 0xff /* Selects data valid setup time */
#define TCYC_TDVS 0xff00 /* Selects cycle time - TDVS time */
/* Bit masks for ATAPI_ULTRA_TIM_2 */
#define TSS 0xff /* Selects time from STROBE edge to negation of DMARQ or assertion of STOP */
#define TMLI 0xff00 /* Selects interlock time */
/* Bit masks for ATAPI_ULTRA_TIM_3 */
#define TZAH 0xff /* Selects minimum delay required for output */
#define READY_PAUSE 0xff00 /* Selects ready to pause */
/* Bit masks for ATAPI_CONTROL */
#define PIO_START 0x1 /* Start PIO/Reg Op */
#define MULTI_START 0x2 /* Start Multi-DMA Op */
#define ULTRA_START 0x4 /* Start Ultra-DMA Op */
#define XFER_DIR 0x8 /* Transfer Direction */
#define IORDY_EN 0x10 /* IORDY Enable */
#define FIFO_FLUSH 0x20 /* Flush FIFOs */
#define SOFT_RST 0x40 /* Soft Reset */
#define DEV_RST 0x80 /* Device Reset */
#define TFRCNT_RST 0x100 /* Trans Count Reset */
#define END_ON_TERM 0x200 /* End/Terminate Select */
#define PIO_USE_DMA 0x400 /* PIO-DMA Enable */
#define UDMAIN_FIFO_THRS 0xf000 /* Ultra DMA-IN FIFO Threshold */
/* Bit masks for ATAPI_STATUS */
#define PIO_XFER_ON 0x1 /* PIO transfer in progress */
#define MULTI_XFER_ON 0x2 /* Multi-word DMA transfer in progress */
#define ULTRA_XFER_ON 0x4 /* Ultra DMA transfer in progress */
#define ULTRA_IN_FL 0xf0 /* Ultra DMA Input FIFO Level */
/* Bit masks for ATAPI_DEV_ADDR */
#define DEV_ADDR 0x1f /* Device Address */
/* Bit masks for ATAPI_INT_MASK */
#define ATAPI_DEV_INT_MASK 0x1 /* Device interrupt mask */
#define PIO_DONE_MASK 0x2 /* PIO transfer done interrupt mask */
#define MULTI_DONE_MASK 0x4 /* Multi-DMA transfer done interrupt mask */
#define UDMAIN_DONE_MASK 0x8 /* Ultra-DMA in transfer done interrupt mask */
#define UDMAOUT_DONE_MASK 0x10 /* Ultra-DMA out transfer done interrupt mask */
#define HOST_TERM_XFER_MASK 0x20 /* Host terminate current transfer interrupt mask */
#define MULTI_TERM_MASK 0x40 /* Device terminate Multi-DMA transfer interrupt mask */
#define UDMAIN_TERM_MASK 0x80 /* Device terminate Ultra-DMA-in transfer interrupt mask */
#define UDMAOUT_TERM_MASK 0x100 /* Device terminate Ultra-DMA-out transfer interrupt mask */
/* Bit masks for ATAPI_INT_STATUS */
#define ATAPI_DEV_INT 0x1 /* Device interrupt status */
#define PIO_DONE_INT 0x2 /* PIO transfer done interrupt status */
#define MULTI_DONE_INT 0x4 /* Multi-DMA transfer done interrupt status */
#define UDMAIN_DONE_INT 0x8 /* Ultra-DMA in transfer done interrupt status */
#define UDMAOUT_DONE_INT 0x10 /* Ultra-DMA out transfer done interrupt status */
#define HOST_TERM_XFER_INT 0x20 /* Host terminate current transfer interrupt status */
#define MULTI_TERM_INT 0x40 /* Device terminate Multi-DMA transfer interrupt status */
#define UDMAIN_TERM_INT 0x80 /* Device terminate Ultra-DMA-in transfer interrupt status */
#define UDMAOUT_TERM_INT 0x100 /* Device terminate Ultra-DMA-out transfer interrupt status */
/* Bit masks for ATAPI_LINE_STATUS */
#define ATAPI_INTR 0x1 /* Device interrupt to host line status */
#define ATAPI_DASP 0x2 /* Device dasp to host line status */
#define ATAPI_CS0N 0x4 /* ATAPI chip select 0 line status */
#define ATAPI_CS1N 0x8 /* ATAPI chip select 1 line status */
#define ATAPI_ADDR 0x70 /* ATAPI address line status */
#define ATAPI_DMAREQ 0x80 /* ATAPI DMA request line status */
#define ATAPI_DMAACKN 0x100 /* ATAPI DMA acknowledge line status */
#define ATAPI_DIOWN 0x200 /* ATAPI write line status */
#define ATAPI_DIORN 0x400 /* ATAPI read line status */
#define ATAPI_IORDY 0x800 /* ATAPI IORDY line status */
/* Bit masks for ATAPI_SM_STATE */
#define PIO_CSTATE 0xf /* PIO mode state machine current state */
#define DMA_CSTATE 0xf0 /* DMA mode state machine current state */
#define UDMAIN_CSTATE 0xf00 /* Ultra DMA-In mode state machine current state */
#define UDMAOUT_CSTATE 0xf000 /* ATAPI IORDY line status */
/* Bit masks for ATAPI_TERMINATE */
#define ATAPI_HOST_TERM 0x1 /* Host terminationation */
/* Bit masks for ATAPI_REG_TIM_0 */
#define T2_REG 0xff /* End of cycle time for register access transfers */
#define TEOC_REG 0xff00 /* Selects DIOR/DIOW pulsewidth */
/* Bit masks for ATAPI_PIO_TIM_0 */
#define T1_REG 0xf /* Time from address valid to DIOR/DIOW */
#define T2_REG_PIO 0xff0 /* DIOR/DIOW pulsewidth */
#define T4_REG 0xf000 /* DIOW data hold */
/* Bit masks for ATAPI_PIO_TIM_1 */
#define TEOC_REG_PIO 0xff /* End of cycle time for PIO access transfers. */
/* Bit masks for ATAPI_MULTI_TIM_0 */
#define TD 0xff /* DIOR/DIOW asserted pulsewidth */
#define TM 0xff00 /* Time from address valid to DIOR/DIOW */
/* Bit masks for ATAPI_MULTI_TIM_1 */
#define TKW 0xff /* Selects DIOW negated pulsewidth */
#define TKR 0xff00 /* Selects DIOR negated pulsewidth */
/* Bit masks for ATAPI_MULTI_TIM_2 */
#define TH 0xff /* Selects DIOW data hold */
#define TEOC 0xff00 /* Selects end of cycle for DMA */
/* Bit masks for ATAPI_ULTRA_TIM_0 */
#define TACK 0xff /* Selects setup and hold times for TACK */
#define TENV 0xff00 /* Selects envelope time */
/* Bit masks for ATAPI_ULTRA_TIM_1 */
#define TDVS 0xff /* Selects data valid setup time */
#define TCYC_TDVS 0xff00 /* Selects cycle time - TDVS time */
/* Bit masks for ATAPI_ULTRA_TIM_2 */
#define TSS 0xff /* Selects time from STROBE edge to negation of DMARQ or assertion of STOP */
#define TMLI 0xff00 /* Selects interlock time */
/* Bit masks for ATAPI_ULTRA_TIM_3 */
#define TZAH 0xff /* Selects minimum delay required for output */
#define READY_PAUSE 0xff00 /* Selects ready to pause */
#endif /* __BFIN_PERIPHERAL_PATA__ */
|
