1/*-
2 * Copyright (c) 2003 Hidetoshi Shimokawa
3 * Copyright (c) 1998-2002 Katsushi Kobayashi and Hidetoshi Shimokawa
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 * 3. All advertising materials mentioning features or use of this software
15 *    must display the acknowledgement as bellow:
16 *
17 *    This product includes software developed by K. Kobayashi and H. Shimokawa
18 *
19 * 4. The name of the author may not be used to endorse or promote products
20 *    derived from this software without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
24 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
25 * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
26 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
27 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
28 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
30 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
31 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
32 * POSSIBILITY OF SUCH DAMAGE.
33 *
34 * $FreeBSD: src/sys/dev/firewire/iec13213.h,v 1.14 2005/01/06 01:42:41 imp Exp $
35 *
36 */
37
38
39#include <sys/cdefs.h>
40
41
42#define	STATE_CLEAR	0x0000
43#define	STATE_SET	0x0004
44#define	NODE_IDS	0x0008
45#define	RESET_START	0x000c
46#define	SPLIT_TIMEOUT_HI	0x0018
47#define	SPLIT_TIMEOUT_LO	0x001c
48#define	CYCLE_TIME	0x0200
49#define	BUS_TIME	0x0204
50#define	BUSY_TIMEOUT	0x0210
51#define	PRIORITY_BUDGET 0x0218
52#define	BUS_MGR_ID	0x021c
53#define	BANDWIDTH_AV	0x0220
54#define	CHANNELS_AV_HI	0x0224
55#define	CHANNELS_AV_LO	0x0228
56#define	IP_CHANNELS	0x0234
57
58#define	CONF_ROM	0x0400
59
60#define	TOPO_MAP	0x1000
61#define	SPED_MAP	0x2000
62
63#define CSRTYPE_SHIFT	6
64#define CSRTYPE_MASK	(3 << CSRTYPE_SHIFT)
65#define CSRTYPE_I	(0 << CSRTYPE_SHIFT) /* Immediate */
66#define CSRTYPE_C	(1 << CSRTYPE_SHIFT) /* CSR offset */
67#define CSRTYPE_L	(2 << CSRTYPE_SHIFT) /* Leaf */
68#define CSRTYPE_D	(3 << CSRTYPE_SHIFT) /* Directory */
69
70/*
71 * CSR keys
72 * 00 - 2F: defined by CSR architecture standards.
73 * 30 - 37: defined by BUS starndards
74 * 38 - 3F: defined by Vendor/Specifier
75 */
76#define CSRKEY_MASK	0x3f
77#define CSRKEY_DESC	0x01 /* Descriptor */
78#define CSRKEY_BDINFO	0x02 /* Bus_Dependent_Info */
79#define CSRKEY_VENDOR	0x03 /* Vendor */
80#define CSRKEY_HW	0x04 /* Hardware_Version */
81#define CSRKEY_MODULE	0x07 /* Module */
82#define CSRKEY_NCAP	0x0c /* Node_Capabilities */
83#define CSRKEY_EUI64	0x0d /* EUI_64 */
84#define CSRKEY_UNIT	0x11 /* Unit */
85#define CSRKEY_SPEC	0x12 /* Specifier_ID */
86#define CSRKEY_VER	0x13 /* Version */
87#define CSRKEY_DINFO	0x14 /* Dependent_Info */
88#define CSRKEY_ULOC	0x15 /* Unit_Location */
89#define CSRKEY_MODEL	0x17 /* Model */
90#define CSRKEY_INST	0x18 /* Instance */
91#define CSRKEY_KEYW	0x19 /* Keyword */
92#define CSRKEY_FEAT	0x1a /* Feature */
93#define CSRKEY_EROM	0x1b /* Extended_ROM */
94#define CSRKEY_EKSID	0x1c /* Extended_Key_Specifier_ID */
95#define CSRKEY_EKEY	0x1d /* Extended_Key */
96#define CSRKEY_EDATA	0x1e /* Extended_Data */
97#define CSRKEY_MDESC	0x1f /* Modifiable_Descriptor */
98#define CSRKEY_DID	0x20 /* Directory_ID */
99#define CSRKEY_REV	0x21 /* Revision */
100
101#define CSRKEY_FIRM_VER	0x3c /* Firmware version */
102#define CSRKEY_UNIT_CH	0x3a /* Unit characteristics */
103#define CSRKEY_COM_SPEC	0x38 /* Command set revision */
104#define CSRKEY_COM_SET	0x39 /* Command set */
105
106#define CROM_UDIR	(CSRTYPE_D | CSRKEY_UNIT)  /* 0x81 Unit directory */
107#define CROM_TEXTLEAF	(CSRTYPE_L | CSRKEY_DESC)  /* 0x81 Text leaf */
108#define CROM_LUN	(CSRTYPE_I | CSRKEY_DINFO) /* 0x14 Logical unit num. */
109#define CROM_MGM	(CSRTYPE_C | CSRKEY_DINFO) /* 0x54 Management agent */
110
111#define CSRVAL_VENDOR_PRIVATE	0xacde48
112#define CSRVAL_1394TA	0x00a02d
113#define CSRVAL_ANSIT10	0x00609e
114#define CSRVAL_IETF	0x00005e
115
116#define CSR_PROTAVC	0x010001
117#define CSR_PROTCAL	0x010002
118#define CSR_PROTEHS	0x010004
119#define CSR_PROTHAVI	0x010008
120#define CSR_PROTCAM104	0x000100
121#define CSR_PROTCAM120	0x000101
122#define CSR_PROTCAM130	0x000102
123#define CSR_PROTDPP	0x0a6be2
124#define CSR_PROTIICP	0x4b661f
125
126#define CSRVAL_T10SBP2	0x010483
127#define CSRVAL_SCSI	0x0104d8
128
129struct csrreg {
130#if BYTE_ORDER == BIG_ENDIAN
131	uint32_t key:8,
132		 val:24;
133#else
134	uint32_t val:24,
135		 key:8;
136#endif
137};
138struct csrhdr {
139#if BYTE_ORDER == BIG_ENDIAN
140	uint32_t info_len:8,
141		 crc_len:8,
142		 crc:16;
143#else
144	uint32_t crc:16,
145		 crc_len:8,
146		 info_len:8;
147#endif
148};
149struct csrdirectory {
150	BIT16x2(crc_len, crc);
151	struct csrreg entry[0];
152};
153struct csrtext {
154	BIT16x2(crc_len, crc);
155#if BYTE_ORDER == BIG_ENDIAN
156	uint32_t spec_type:8,
157		 spec_id:24;
158#else
159	uint32_t spec_id:24,
160		 spec_type:8;
161#endif
162	uint32_t lang_id;
163	uint32_t text[0];
164};
165
166struct bus_info {
167#define	CSR_BUS_NAME_IEEE1394	0x31333934
168	uint32_t bus_name;
169#if BYTE_ORDER == BIG_ENDIAN
170	uint32_t irmc:1,		/* iso. resource manager capable */
171		 cmc:1,			/* cycle master capable */
172		 isc:1,			/* iso. operation support */
173		 bmc:1,			/* bus manager capable */
174		 pmc:1,			/* power manager capable */
175		 :3,
176		 cyc_clk_acc:8,		/* 0 <= ppm <= 100 */
177		 max_rec:4,		/* (2 << max_rec) bytes */
178		 :2,
179		 max_rom:2,
180		 generation:4,
181		 :1,
182		 link_spd:3;
183#else
184	uint32_t link_spd:3,
185		 :1,
186		 generation:4,
187		 max_rom:2,
188		 :2,
189		 max_rec:4,		/* (2 << max_rec) bytes */
190		 cyc_clk_acc:8,		/* 0 <= ppm <= 100 */
191		 :3,
192		 pmc:1,			/* power manager capable */
193		 bmc:1,			/* bus manager capable */
194		 isc:1,			/* iso. operation support */
195		 cmc:1,			/* cycle master capable */
196		 irmc:1;		/* iso. resource manager capable */
197#endif
198	struct fw_eui64 eui64;
199};
200/* max_rom */
201#define MAXROM_4	0
202#define MAXROM_64	1
203#define MAXROM_1024	2
204
205#define CROM_MAX_DEPTH	10
206struct crom_ptr {
207	struct csrdirectory *dir;
208	int index;
209};
210
211struct crom_context {
212	int depth;
213	struct crom_ptr stack[CROM_MAX_DEPTH];
214};
215
216__BEGIN_DECLS
217
218void crom_init_context(struct crom_context *, uint32_t *);
219struct csrreg *crom_get(struct crom_context *);
220void crom_next(struct crom_context *);
221void crom_parse_text(struct crom_context *, char *, int);
222uint16_t crom_crc(uint32_t *r, int);
223struct csrreg *crom_search_key(struct crom_context *, uint8_t);
224int crom_has_specver(uint32_t *, uint32_t, uint32_t);
225
226#if !defined(_KERNEL) && !defined(_BOOT)
227char *crom_desc(struct crom_context *, char *, int);
228#endif
229
230/* For CROM build */
231#if defined(_KERNEL) || defined(_BOOT) || defined(TEST)
232#define CROM_MAX_CHUNK_LEN 20
233struct crom_src {
234	struct csrhdr hdr;
235	struct bus_info businfo;
236	STAILQ_HEAD(, crom_chunk) chunk_list;
237};
238
239struct crom_chunk {
240	STAILQ_ENTRY(crom_chunk) link;
241	struct crom_chunk *ref_chunk;
242	int ref_index;
243	int offset;
244	struct {
245		BIT16x2(crc_len, crc);
246		uint32_t buf[CROM_MAX_CHUNK_LEN];
247	} data;
248};
249
250extern int crom_add_quad(struct crom_chunk *, uint32_t);
251extern int crom_add_entry(struct crom_chunk *, int, int);
252extern int crom_add_chunk(struct crom_src *src, struct crom_chunk *,
253					struct crom_chunk *, int);
254extern int crom_add_simple_text(struct crom_src *src, struct crom_chunk *,
255					struct crom_chunk *, const char *);
256extern int crom_load(struct crom_src *, uint32_t *, int);
257
258#endif
259
260__END_DECLS
261