1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * Driver for Digigram miXart soundcards
4 *
5 * definitions and makros for basic card access
6 *
7 * Copyright (c) 2003 by Digigram <alsa@digigram.com>
8 */
9
10#ifndef __SOUND_MIXART_HWDEP_H
11#define __SOUND_MIXART_HWDEP_H
12
13#include <sound/hwdep.h>
14
15#ifndef readl_be
16#define readl_be(x) be32_to_cpu((__force __be32)__raw_readl(x))
17#endif
18
19#ifndef writel_be
20#define writel_be(data,addr) __raw_writel((__force u32)cpu_to_be32(data),addr)
21#endif
22
23#ifndef readl_le
24#define readl_le(x) le32_to_cpu((__force __le32)__raw_readl(x))
25#endif
26
27#ifndef writel_le
28#define writel_le(data,addr) __raw_writel((__force u32)cpu_to_le32(data),addr)
29#endif
30
31#define MIXART_MEM(mgr,x) ((mgr)->mem[0].virt + (x))
32#define MIXART_REG(mgr,x) ((mgr)->mem[1].virt + (x))
33
34
35/* Daughter board Type */
36#define DAUGHTER_TYPE_MASK 0x0F
37#define DAUGHTER_VER_MASK 0xF0
38#define DAUGHTER_TYPEVER_MASK (DAUGHTER_TYPE_MASK|DAUGHTER_VER_MASK)
39
40#define MIXART_DAUGHTER_TYPE_NONE 0x00
41#define MIXART_DAUGHTER_TYPE_COBRANET 0x08
42#define MIXART_DAUGHTER_TYPE_AES 0x0E
43
44
45
46#define MIXART_BA0_SIZE (16 * 1024 * 1024) /* 16M */
47#define MIXART_BA1_SIZE (4 * 1024) /* 4k */
48
49/*
50 * -----------BAR 0 --------------------------------------------------------------------------------------------------------
51 */
52#define MIXART_PSEUDOREG 0x2000 /* base address for pseudoregister */
53
54#define MIXART_PSEUDOREG_BOARDNUMBER MIXART_PSEUDOREG+0 /* board number */
55
56/* perfmeter (available when elf loaded)*/
57#define MIXART_PSEUDOREG_PERF_STREAM_LOAD_OFFSET MIXART_PSEUDOREG+0x70 /* streaming load */
58#define MIXART_PSEUDOREG_PERF_SYSTEM_LOAD_OFFSET MIXART_PSEUDOREG+0x78 /* system load (reference)*/
59#define MIXART_PSEUDOREG_PERF_MAILBX_LOAD_OFFSET MIXART_PSEUDOREG+0x7C /* mailbox load */
60#define MIXART_PSEUDOREG_PERF_INTERR_LOAD_OFFSET MIXART_PSEUDOREG+0x74 /* interrupt handling load */
61
62/* motherboard xilinx loader info */
63#define MIXART_PSEUDOREG_MXLX_BASE_ADDR_OFFSET MIXART_PSEUDOREG+0x9C /* 0x00600000 */
64#define MIXART_PSEUDOREG_MXLX_SIZE_OFFSET MIXART_PSEUDOREG+0xA0 /* xilinx size in bytes */
65#define MIXART_PSEUDOREG_MXLX_STATUS_OFFSET MIXART_PSEUDOREG+0xA4 /* status = EMBEBBED_STAT_XXX */
66
67/* elf loader info */
68#define MIXART_PSEUDOREG_ELF_STATUS_OFFSET MIXART_PSEUDOREG+0xB0 /* status = EMBEBBED_STAT_XXX */
69
70/*
71* after the elf code is loaded, and the flowtable info was passed to it,
72* the driver polls on this address, until it shows 1 (presence) or 2 (absence)
73* once it is non-zero, the daughter board type may be read
74*/
75#define MIXART_PSEUDOREG_DBRD_PRESENCE_OFFSET MIXART_PSEUDOREG+0x990
76
77/* Global info structure */
78#define MIXART_PSEUDOREG_DBRD_TYPE_OFFSET MIXART_PSEUDOREG+0x994 /* Type and version of daughterboard */
79
80
81/* daughterboard xilinx loader info */
82#define MIXART_PSEUDOREG_DXLX_BASE_ADDR_OFFSET MIXART_PSEUDOREG+0x998 /* get the address here where to write the file */
83#define MIXART_PSEUDOREG_DXLX_SIZE_OFFSET MIXART_PSEUDOREG+0x99C /* xilinx size in bytes */
84#define MIXART_PSEUDOREG_DXLX_STATUS_OFFSET MIXART_PSEUDOREG+0x9A0 /* status = EMBEBBED_STAT_XXX */
85
86/* */
87#define MIXART_FLOWTABLE_PTR 0x3000 /* pointer to flow table */
88
89/* mailbox addresses */
90
91/* message DRV -> EMB */
92#define MSG_INBOUND_POST_HEAD 0x010008 /* DRV posts MF + increment4 */
93#define MSG_INBOUND_POST_TAIL 0x01000C /* EMB gets MF + increment4 */
94/* message EMB -> DRV */
95#define MSG_OUTBOUND_POST_TAIL 0x01001C /* DRV gets MF + increment4 */
96#define MSG_OUTBOUND_POST_HEAD 0x010018 /* EMB posts MF + increment4 */
97/* Get Free Frames */
98#define MSG_INBOUND_FREE_TAIL 0x010004 /* DRV gets MFA + increment4 */
99#define MSG_OUTBOUND_FREE_TAIL 0x010014 /* EMB gets MFA + increment4 */
100/* Put Free Frames */
101#define MSG_OUTBOUND_FREE_HEAD 0x010010 /* DRV puts MFA + increment4 */
102#define MSG_INBOUND_FREE_HEAD 0x010000 /* EMB puts MFA + increment4 */
103
104/* firmware addresses of the message fifos */
105#define MSG_BOUND_STACK_SIZE 0x004000 /* size of each following stack */
106/* posted messages */
107#define MSG_OUTBOUND_POST_STACK 0x108000 /* stack of messages to the DRV */
108#define MSG_INBOUND_POST_STACK 0x104000 /* stack of messages to the EMB */
109/* available empty messages */
110#define MSG_OUTBOUND_FREE_STACK 0x10C000 /* stack of free enveloped for EMB */
111#define MSG_INBOUND_FREE_STACK 0x100000 /* stack of free enveloped for DRV */
112
113
114/* defines for mailbox message frames */
115#define MSG_FRAME_OFFSET 0x64
116#define MSG_FRAME_SIZE 0x6400
117#define MSG_FRAME_NUMBER 32
118#define MSG_FROM_AGENT_ITMF_OFFSET (MSG_FRAME_OFFSET + (MSG_FRAME_SIZE * MSG_FRAME_NUMBER))
119#define MSG_TO_AGENT_ITMF_OFFSET (MSG_FROM_AGENT_ITMF_OFFSET + MSG_FRAME_SIZE)
120#define MSG_HOST_RSC_PROTECTION (MSG_TO_AGENT_ITMF_OFFSET + MSG_FRAME_SIZE)
121#define MSG_AGENT_RSC_PROTECTION (MSG_HOST_RSC_PROTECTION + 4)
122
123
124/*
125 * -----------BAR 1 --------------------------------------------------------------------------------------------------------
126 */
127
128/* interrupt addresses and constants */
129#define MIXART_PCI_OMIMR_OFFSET 0x34 /* outbound message interrupt mask register */
130#define MIXART_PCI_OMISR_OFFSET 0x30 /* outbound message interrupt status register */
131#define MIXART_PCI_ODBR_OFFSET 0x60 /* outbound doorbell register */
132
133#define MIXART_BA1_BRUTAL_RESET_OFFSET 0x68 /* write 1 in LSBit to reset board */
134
135#define MIXART_HOST_ALL_INTERRUPT_MASKED 0x02B /* 0000 0010 1011 */
136#define MIXART_ALLOW_OUTBOUND_DOORBELL 0x023 /* 0000 0010 0011 */
137#define MIXART_OIDI 0x008 /* 0000 0000 1000 */
138
139
140int snd_mixart_setup_firmware(struct mixart_mgr *mgr);
141
142#endif /* __SOUND_MIXART_HWDEP_H */
143

source code of linux/sound/pci/mixart/mixart_hwdep.h