freebsd-nq/sys/dev/firewire/iec13213.h
2003-06-15 03:19:55 +00:00

253 lines
7.5 KiB
C

/*
* Copyright (c) 2003 Hidetoshi Shimokawa
* Copyright (c) 1998-2002 Katsushi Kobayashi and Hidetoshi Shimokawa
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the acknowledgement as bellow:
*
* This product includes software developed by K. Kobayashi and H. Shimokawa
*
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* $FreeBSD$
*
*/
#define STATE_CLEAR 0x0000
#define STATE_SET 0x0004
#define NODE_IDS 0x0008
#define RESET_START 0x000c
#define SPLIT_TIMEOUT_HI 0x0018
#define SPLIT_TIMEOUT_LO 0x001c
#define CYCLE_TIME 0x0200
#define BUS_TIME 0x0204
#define BUSY_TIMEOUT 0x0210
#define PRIORITY_BUDGET 0x0218
#define BUS_MGR_ID 0x021c
#define BANDWIDTH_AV 0x0220
#define CHANNELS_AV_HI 0x0224
#define CHANNELS_AV_LO 0x0228
#define IP_CHANNELS 0x0234
#define CONF_ROM 0x0400
#define TOPO_MAP 0x1000
#define SPED_MAP 0x2000
#define CSRTYPE_SHIFT 6
#define CSRTYPE_MASK (3 << CSRTYPE_SHIFT)
#define CSRTYPE_I (0 << CSRTYPE_SHIFT) /* Immediate */
#define CSRTYPE_C (1 << CSRTYPE_SHIFT) /* CSR offset */
#define CSRTYPE_L (2 << CSRTYPE_SHIFT) /* Leaf */
#define CSRTYPE_D (3 << CSRTYPE_SHIFT) /* Directory */
/*
* CSR keys
* 00 - 2F: defined by CSR architecture standards.
* 30 - 37: defined by BUS starndards
* 38 - 3F: defined by Vendor/Specifier
*/
#define CSRKEY_MASK 0x3f
#define CSRKEY_DESC 0x01 /* Descriptor */
#define CSRKEY_BDINFO 0x02 /* Bus_Dependent_Info */
#define CSRKEY_VENDOR 0x03 /* Vendor */
#define CSRKEY_HW 0x04 /* Hardware_Version */
#define CSRKEY_MODULE 0x07 /* Module */
#define CSRKEY_NCAP 0x0c /* Node_Capabilities */
#define CSRKEY_EUI64 0x0d /* EUI_64 */
#define CSRKEY_UNIT 0x11 /* Unit */
#define CSRKEY_SPEC 0x12 /* Specifier_ID */
#define CSRKEY_VER 0x13 /* Version */
#define CSRKEY_DINFO 0x14 /* Dependent_Info */
#define CSRKEY_ULOC 0x15 /* Unit_Location */
#define CSRKEY_MODEL 0x17 /* Model */
#define CSRKEY_INST 0x18 /* Instance */
#define CSRKEY_KEYW 0x19 /* Keyword */
#define CSRKEY_FEAT 0x1a /* Feature */
#define CSRKEY_EROM 0x1b /* Extended_ROM */
#define CSRKEY_EKSID 0x1c /* Extended_Key_Specifier_ID */
#define CSRKEY_EKEY 0x1d /* Extended_Key */
#define CSRKEY_EDATA 0x1e /* Extended_Data */
#define CSRKEY_MDESC 0x1f /* Modifiable_Descriptor */
#define CSRKEY_DID 0x20 /* Directory_ID */
#define CSRKEY_REV 0x21 /* Revision */
#define CSRKEY_FIRM_VER 0x3c /* Firemware version */
#define CSRKEY_UNIT_CH 0x3a /* Unit characteristics */
#define CSRKEY_COM_SPEC 0x38 /* Command set revision */
#define CSRKEY_COM_SET 0x39 /* Command set */
#define CROM_UDIR (CSRTYPE_D | CSRKEY_UNIT) /* 0x81 Unit directory */
#define CROM_TEXTLEAF (CSRTYPE_L | CSRKEY_DESC) /* 0x81 Text leaf */
#define CROM_LUN (CSRTYPE_I | CSRKEY_DINFO) /* 0x14 Logical unit num. */
#define CROM_MGM (CSRTYPE_C | CSRKEY_DINFO) /* 0x54 Management agent */
#define CSRVAL_VENDOR_PRIVATE 0xacde48
#define CSRVAL_1394TA 0x00a02d
#define CSRVAL_ANSIT10 0x00609e
#define CSRVAL_IETF 0x00005e
#define CSR_PROTAVC 0x010001
#define CSR_PROTCAL 0x010002
#define CSR_PROTEHS 0x010004
#define CSR_PROTHAVI 0x010008
#define CSR_PROTCAM104 0x000100
#define CSR_PROTCAM120 0x000101
#define CSR_PROTCAM130 0x000102
#define CSR_PROTDPP 0x0a6be2
#define CSR_PROTIICP 0x4b661f
#define CSRVAL_T10SBP2 0x010483
#define CSRVAL_SCSI 0x0104d8
struct csrreg {
#if BYTE_ORDER == BIG_ENDIAN
u_int32_t key:8,
val:24;
#else
u_int32_t val:24,
key:8;
#endif
};
struct csrhdr {
#if BYTE_ORDER == BIG_ENDIAN
u_int32_t info_len:8,
crc_len:8,
crc:16;
#else
u_int32_t crc:16,
crc_len:8,
info_len:8;
#endif
};
struct csrdirectory {
BIT16x2(crc_len, crc);
struct csrreg entry[0];
};
struct csrtext {
BIT16x2(crc_len, crc);
#if BYTE_ORDER == BIG_ENDIAN
u_int32_t spec_type:8,
spec_id:24;
#else
u_int32_t spec_id:24,
spec_type:8;
#endif
u_int32_t lang_id;
u_int32_t text[0];
};
struct bus_info {
#define CSR_BUS_NAME_IEEE1394 0x31333934
u_int32_t bus_name;
#if BYTE_ORDER == BIG_ENDIAN
u_int32_t irmc:1, /* iso. resource manager capable */
cmc:1, /* cycle master capable */
isc:1, /* iso. operation support */
bmc:1, /* bus manager capable */
pmc:1, /* power manager capable */
:3,
cyc_clk_acc:8, /* 0 <= ppm <= 100 */
max_rec:4, /* (2 << max_rec) bytes */
:2,
max_rom:2,
generation:4,
:1,
link_spd:3;
#else
u_int32_t link_spd:3,
:1,
generation:4,
max_rom:2,
:2,
max_rec:4, /* (2 << max_rec) bytes */
cyc_clk_acc:8, /* 0 <= ppm <= 100 */
:3,
pmc:1, /* power manager capable */
bmc:1, /* bus manager capable */
isc:1, /* iso. operation support */
cmc:1, /* cycle master capable */
irmc:1; /* iso. resource manager capable */
#endif
struct fw_eui64 eui64;
};
/* max_rom */
#define MAXROM_4 0
#define MAXROM_64 1
#define MAXROM_1024 2
#define CROM_MAX_DEPTH 10
struct crom_ptr {
struct csrdirectory *dir;
int index;
};
struct crom_context {
int depth;
struct crom_ptr stack[CROM_MAX_DEPTH];
};
void crom_init_context(struct crom_context *, u_int32_t *);
struct csrreg *crom_get(struct crom_context *);
void crom_next(struct crom_context *);
void crom_parse_text(struct crom_context *, char *, int);
u_int16_t crom_crc(u_int32_t *r, int);
struct csrreg *crom_search_key(struct crom_context *, u_int8_t);
int crom_has_specver(u_int32_t *, u_int32_t, u_int32_t);
#ifndef _KERNEL
char *crom_desc(struct crom_context *, char *, int);
#endif
/* For CROM build */
#if defined(_KERNEL) || defined(TEST)
#define CROM_MAX_CHUNK_LEN 20
struct crom_src {
struct csrhdr hdr;
struct bus_info businfo;
STAILQ_HEAD(, crom_chunk) chunk_list;
};
struct crom_chunk {
STAILQ_ENTRY(crom_chunk) link;
struct crom_chunk *ref_chunk;
int ref_index;
int offset;
struct {
u_int32_t crc:16,
crc_len:16;
u_int32_t buf[CROM_MAX_CHUNK_LEN];
} data;
};
extern int crom_add_quad(struct crom_chunk *, u_int32_t);
extern int crom_add_entry(struct crom_chunk *, int, int);
extern int crom_add_chunk(struct crom_src *src, struct crom_chunk *,
struct crom_chunk *, int);
extern int crom_add_simple_text(struct crom_src *src, struct crom_chunk *,
struct crom_chunk *, char *);
extern int crom_load(struct crom_src *, u_int32_t *, int);
#endif