aboutsummaryrefslogtreecommitdiff
path: root/sound/pci/cs46xx/dsp_spos.h
blob: f9e169d33c03032d21c777805c8fe05880f5583f (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
221
222
223
224
225
226
227
/*
 *  The driver for the Cirrus Logic's Sound Fusion CS46XX based soundcards
 *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
 *
 *
 *   This program is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation; either version 2 of the License, or
 *   (at your option) any later version.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program; if not, write to the Free Software
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 *
 */

/*
 * 2002-07 Benny Sjostrand benny@hostmobility.com
 */

#ifdef  CONFIG_SND_CS46XX_NEW_DSP /* hack ... */
#ifndef __DSP_SPOS_H__
#define __DSP_SPOS_H__

#define DSP_MAX_SYMBOLS 1024
#define DSP_MAX_MODULES 64

#define DSP_CODE_BYTE_SIZE             0x00007000UL
#define DSP_PARAMETER_BYTE_SIZE        0x00003000UL
#define DSP_SAMPLE_BYTE_SIZE           0x00003800UL
#define DSP_PARAMETER_BYTE_OFFSET      0x00000000UL
#define DSP_SAMPLE_BYTE_OFFSET         0x00010000UL
#define DSP_CODE_BYTE_OFFSET           0x00020000UL

#define WIDE_INSTR_MASK       0x0040
#define WIDE_LADD_INSTR_MASK  0x0380

/* this instruction types
   needs to be reallocated when load
   code into DSP */
enum wide_opcode {
	WIDE_FOR_BEGIN_LOOP = 0x20,
	WIDE_FOR_BEGIN_LOOP2,

	WIDE_COND_GOTO_ADDR = 0x30,
	WIDE_COND_GOTO_CALL,

	WIDE_TBEQ_COND_GOTO_ADDR = 0x70,
	WIDE_TBEQ_COND_CALL_ADDR,
	WIDE_TBEQ_NCOND_GOTO_ADDR,
	WIDE_TBEQ_NCOND_CALL_ADDR,
	WIDE_TBEQ_COND_GOTO1_ADDR,
	WIDE_TBEQ_COND_CALL1_ADDR,
	WIDE_TBEQ_NCOND_GOTOI_ADDR,
	WIDE_TBEQ_NCOND_CALL1_ADDR,
};

/* SAMPLE segment */
#define VARI_DECIMATE_BUF1       0x0000
#define WRITE_BACK_BUF1          0x0400
#define CODEC_INPUT_BUF1         0x0500
#define PCM_READER_BUF1          0x0600
#define SRC_DELAY_BUF1           0x0680
#define VARI_DECIMATE_BUF0       0x0780
#define SRC_OUTPUT_BUF1          0x07A0
#define ASYNC_IP_OUTPUT_BUFFER1  0x0A00
#define OUTPUT_SNOOP_BUFFER      0x0B00
#define SPDIFI_IP_OUTPUT_BUFFER1 0x0E00
#define SPDIFO_IP_OUTPUT_BUFFER1 0x1000
#define MIX_SAMPLE_BUF1          0x1400
#define MIX_SAMPLE_BUF2          0x2E80
#define MIX_SAMPLE_BUF3          0x2F00
#define MIX_SAMPLE_BUF4          0x2F80
#define MIX_SAMPLE_BUF5          0x3000

/* Task stack address */
#define HFG_STACK                0x066A
#define FG_STACK                 0x066E
#define BG_STACK                 0x068E

/* SCB's addresses */
#define SPOSCB_ADDR              0x070
#define BG_TREE_SCB_ADDR         0x635
#define NULL_SCB_ADDR            0x000
#define TIMINGMASTER_SCB_ADDR    0x010
#define CODECOUT_SCB_ADDR        0x020
#define PCMREADER_SCB_ADDR       0x030
#define WRITEBACK_SCB_ADDR       0x040
#define CODECIN_SCB_ADDR         0x080
#define MASTERMIX_SCB_ADDR       0x090
#define SRCTASK_SCB_ADDR         0x0A0
#define VARIDECIMATE_SCB_ADDR    0x0B0
#define PCMSERIALIN_SCB_ADDR     0x0C0
#define FG_TASK_HEADER_ADDR      0x600
#define ASYNCTX_SCB_ADDR         0x0E0
#define ASYNCRX_SCB_ADDR         0x0F0
#define SRCTASKII_SCB_ADDR       0x100
#define OUTPUTSNOOP_SCB_ADDR     0x110
#define PCMSERIALINII_SCB_ADDR   0x120
#define SPIOWRITE_SCB_ADDR       0x130
#define REAR_CODECOUT_SCB_ADDR   0x140
#define OUTPUTSNOOPII_SCB_ADDR   0x150
#define PCMSERIALIN_PCM_SCB_ADDR 0x160
#define RECORD_MIXER_SCB_ADDR    0x170
#define REAR_MIXER_SCB_ADDR      0x180
#define CLFE_MIXER_SCB_ADDR      0x190
#define CLFE_CODEC_SCB_ADDR      0x1A0

/* hyperforground SCB's*/
#define HFG_TREE_SCB             0xBA0
#define SPDIFI_SCB_INST          0xBB0
#define SPDIFO_SCB_INST          0xBC0
#define WRITE_BACK_SPB           0x0D0

/* offsets */
#define AsyncCIOFIFOPointer  0xd
#define SPDIFOFIFOPointer    0xd
#define SPDIFIFIFOPointer    0xd
#define TCBData              0xb
#define HFGFlags             0xa
#define TCBContextBlk        0x10
#define AFGTxAccumPhi        0x4
#define SCBsubListPtr        0x9
#define SCBfuncEntryPtr      0xA
#define SRCCorPerGof         0x2
#define SRCPhiIncr6Int26Frac 0xd
#define SCBVolumeCtrl        0xe

/* conf */
#define UseASER1Input 1



/*
 * The following defines are for the flags in the rsConfig01/23 registers of
 * the SP.
 */

#define RSCONFIG_MODULO_SIZE_MASK               0x0000000FL
#define RSCONFIG_MODULO_16                      0x00000001L
#define RSCONFIG_MODULO_32                      0x00000002L
#define RSCONFIG_MODULO_64                      0x00000003L
#define RSCONFIG_MODULO_128                     0x00000004L
#define RSCONFIG_MODULO_256                     0x00000005L
#define RSCONFIG_MODULO_512                     0x00000006L
#define RSCONFIG_MODULO_1024                    0x00000007L
#define RSCONFIG_MODULO_4                       0x00000008L
#define RSCONFIG_MODULO_8                       0x00000009L
#define RSCONFIG_SAMPLE_SIZE_MASK               0x000000C0L
#define RSCONFIG_SAMPLE_8MONO                   0x00000000L
#define RSCONFIG_SAMPLE_8STEREO                 0x00000040L
#define RSCONFIG_SAMPLE_16MONO                  0x00000080L
#define RSCONFIG_SAMPLE_16STEREO                0x000000C0L
#define RSCONFIG_UNDERRUN_ZERO                  0x00004000L
#define RSCONFIG_DMA_TO_HOST                    0x00008000L
#define RSCONFIG_STREAM_NUM_MASK                0x00FF0000L
#define RSCONFIG_MAX_DMA_SIZE_MASK              0x1F000000L
#define RSCONFIG_DMA_ENABLE                     0x20000000L
#define RSCONFIG_PRIORITY_MASK                  0xC0000000L
#define RSCONFIG_PRIORITY_HIGH                  0x00000000L
#define RSCONFIG_PRIORITY_MEDIUM_HIGH           0x40000000L
#define RSCONFIG_PRIORITY_MEDIUM_LOW            0x80000000L
#define RSCONFIG_PRIORITY_LOW                   0xC0000000L
#define RSCONFIG_STREAM_NUM_SHIFT               16L
#define RSCONFIG_MAX_DMA_SIZE_SHIFT             24L

/* SP constants */
#define FG_INTERVAL_TIMER_PERIOD                0x0051
#define BG_INTERVAL_TIMER_PERIOD                0x0100


/* Only SP accessible registers */
#define SP_ASER_COUNTDOWN 0x8040
#define SP_SPDOUT_FIFO    0x0108
#define SP_SPDIN_MI_FIFO  0x01E0
#define SP_SPDIN_D_FIFO   0x01F0
#define SP_SPDIN_STATUS   0x8048
#define SP_SPDIN_CONTROL  0x8049
#define SP_SPDIN_FIFOPTR  0x804A
#define SP_SPDOUT_STATUS  0x804C
#define SP_SPDOUT_CONTROL 0x804D
#define SP_SPDOUT_CSUV    0x808E

static inline u8 _wrap_all_bits (u8 val)
{
	u8 wrapped;
	
	/* wrap all 8 bits */
	wrapped = 
		((val & 0x1 ) << 7) |
		((val & 0x2 ) << 5) |
		((val & 0x4 ) << 3) |
		((val & 0x8 ) << 1) |
		((val & 0x10) >> 1) |
		((val & 0x20) >> 3) |
		((val & 0x40) >> 5) |
		((val & 0x80) >> 7);

	return wrapped;
}

static inline void cs46xx_dsp_spos_update_scb (struct snd_cs46xx * chip,
					       struct dsp_scb_descriptor * scb) 
{
	/* update nextSCB and subListPtr in SCB */
	snd_cs46xx_poke(chip,
			(scb->address + SCBsubListPtr) << 2,
			(scb->sub_list_ptr->address << 0x10) |
			(scb->next_scb_ptr->address));	
}

static inline void cs46xx_dsp_scb_set_volume (struct snd_cs46xx * chip,
					      struct dsp_scb_descriptor * scb,
					      u16 left, u16 right)
{
	unsigned int val = ((0xffff - left) << 16 | (0xffff - right));

	snd_cs46xx_poke(chip, (scb->address + SCBVolumeCtrl) << 2, val);
	snd_cs46xx_poke(chip, (scb->address + SCBVolumeCtrl + 1) << 2, val);
}
#endif /* __DSP_SPOS_H__ */
#endif /* CONFIG_SND_CS46XX_NEW_DSP  */