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freebsd-dev/sys/dev/firewire/firewire.h
Katsushi Kobayashi a9c9b6989c Firewire device support for Apple eMac with PPC kernel. 
Contributed by Peter Grehan <grehan@freebsd.org>
2002-09-17 12:50:43 +00:00

572 lines
12 KiB
C
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/*
* 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.
*
* $FreeBSD$
*
*/
#ifndef _FIREWIRE_H
#define _FIREWIRE_H 1
#define DEV_DEF 0
#define DEV_DV 2
struct dv_data{
u_int32_t n_write;
u_int32_t a_write;
u_int32_t k_write;
u_int32_t write_done;
u_int32_t write_len[16];
u_int32_t write_off[16];
u_int32_t n_read;
u_int32_t a_read;
u_int32_t k_read;
u_int32_t read_done;
u_int32_t read_len[16];
u_int32_t read_off[16];
};
struct dv_data_req_t {
unsigned long index;
unsigned long len;
unsigned long off;
};
struct fw_isochreq {
unsigned char ch:6,
tag:2;
};
struct fw_isobufreq {
struct {
unsigned int nchunk;
unsigned int npacket;
unsigned int psize;
} tx, rx;
};
struct fw_addr{
unsigned long hi;
unsigned long lo;
};
struct fw_asybindreq {
struct fw_addr start;
unsigned long len;
};
struct fw_reg_req_t{
unsigned long addr;
unsigned long data;
};
#define FWPMAX_S400 (2048 + 20) /* MAXREC plus space for control data */
#define FWMAXQUEUE 128
#define FWLOCALBUS 0xffc0
#define FWTCODE_WREQQ 0
#define FWTCODE_WREQB 1
#define FWTCODE_WRES 2
#define FWTCODE_RREQQ 4
#define FWTCODE_RREQB 5
#define FWTCODE_RRESQ 6
#define FWTCODE_RRESB 7
#define FWTCODE_CYCS 8
#define FWTCODE_LREQ 9
#define FWTCODE_STREAM 0xa
#define FWTCODE_LRES 0xb
#define FWTCODE_PHY 0xe
#define FWRETRY_1 0
#define FWRETRY_X 1
#define FWRETRY_A 2
#define FWRETRY_B 3
#define FWRCODE_COMPLETE 0
#define FWRCODE_ER_CONFL 4
#define FWRCODE_ER_DATA 5
#define FWRCODE_ER_TYPE 6
#define FWRCODE_ER_ADDR 7
#define FWSPD_S100 0
#define FWSPD_S200 1
#define FWSPD_S400 2
#define FWP_TL_VALID (1 << 7)
struct fw_isohdr{
u_int32_t hdr[1];
};
struct fw_asyhdr{
u_int32_t hdr[4];
};
#define FWPHYSIDSUBS(SID) (((SID) >> 23) & 1)
#define FWPHYSIDNODE(SID) (((SID) >> 24) & 0x3f)
#define FWPHYSIDLINK(SID) (((SID) >> 22) & 1)
#define FWPHYSIDGAP(SID) (((SID) >> 16) & 0x3f)
#define FWPHYSIDSPD(SID) (((SID) >> 14) & 0x3)
#define FWPHYSIDDEL(SID) (((SID) >> 12) & 0x3)
#define FWPHYSIDCON(SID) (((SID) >> 11) & 1)
#define FWPHYSIDPWR(SID) (((SID) >> 8) & 0x7)
#define FWPHYSIDP0(SID) (((SID) >> 6) & 0x3)
#define FWPHYSIDP1(SID) (((SID) >> 4) & 0x3)
#define FWPHYSIDP2(SID) (((SID) >> 2) & 0x3)
#define FWPHYSIDIR(SID) (((SID) >> 1) & 1)
#define FWPHYSIDMORE(SID) ((SID) & 1)
#define FWPHYSIDSEQ(SID) (((SID) >> 20) & 0x7)
#define FWPHYSIDPA(SID) (((SID) >> 16) & 0x3)
#define FWPHYSIDPB(SID) (((SID) >> 14) & 0x3)
#define FWPHYSIDPC(SID) (((SID) >> 12) & 0x3)
#define FWPHYSIDPD(SID) (((SID) >> 10) & 0x3)
#define FWPHYSIDPE(SID) (((SID) >> 8) & 0x3)
#define FWPHYSIDPF(SID) (((SID) >> 6) & 0x3)
#define FWPHYSIDPG(SID) (((SID) >> 4) & 0x3)
#define FWPHYSIDPH(SID) (((SID) >> 2) & 0x3)
struct fw_pkt{
#if BYTE_ORDER == LITTLE_ENDIAN
union{
u_int32_t ld[0];
struct {
u_int32_t :28,
tcode:4;
}common;
struct {
u_int16_t len;
u_int8_t chtag;
u_int8_t sy:4,
tcode:4;
u_int32_t payload[0];
}stream;
struct {
u_int16_t dst;
u_int8_t tlrt;
u_int8_t pri:4,
tcode:4;
u_int16_t src;
}hdr;
struct {
u_int16_t dst;
u_int8_t tlrt;
u_int8_t pri:4,
tcode:4;
u_int16_t src;
u_int16_t dest_hi;
u_int32_t dest_lo;
}rreqq;
struct {
u_int16_t dst;
u_int8_t tlrt;
u_int8_t pri:4,
tcode:4;
u_int16_t src;
u_int16_t res1:4,
rtcode:4,
res2:8;
u_int32_t res3;
}wres;
struct {
u_int16_t dst;
u_int8_t tlrt;
u_int8_t pri:4,
tcode:4;
u_int16_t src;
u_int16_t dest_hi;
u_int32_t dest_lo;
u_int16_t len;
u_int16_t extcode:16;
}rreqb;
struct {
u_int16_t dst;
u_int8_t tlrt;
u_int8_t pri:4,
tcode:4;
u_int16_t src;
u_int16_t dest_hi:16;
u_int32_t dest_lo;
u_int32_t data;
}wreqq;
struct {
u_int16_t dst;
u_int8_t tlrt;
u_int8_t pri:4,
tcode:4;
u_int16_t src;
u_int16_t dest_hi;
u_int32_t dest_lo;
u_int32_t data;
}cyc;
struct {
u_int16_t dst;
u_int8_t tlrt;
u_int8_t pri:4,
tcode:4;
u_int16_t src;
u_int16_t res1:4,
rtcode:4,
res2:8;
u_int32_t res3;
u_int32_t data;
}rresq;
struct {
u_int16_t dst;
u_int8_t tlrt;
u_int8_t pri:4,
tcode:4;
u_int16_t src;
u_int16_t dest_hi;
u_int32_t dest_lo;
u_int16_t len;
u_int16_t extcode;
u_int32_t payload[0];
}wreqb;
struct {
u_int16_t dst;
u_int8_t tlrt;
u_int8_t pri:4,
tcode:4;
u_int16_t src;
u_int16_t dest_hi;
u_int32_t dest_lo;
u_int16_t len;
u_int16_t extcode;
#define FW_LREQ_MSKSWAP 1
#define FW_LREQ_CMPSWAP 2
#define FW_LREQ_FTADD 3
#define FW_LREQ_LTADD 4
#define FW_LREQ_BDADD 5
#define FW_LREQ_WRADD 6
u_int32_t payload[0];
}lreq;
struct {
u_int16_t dst;
u_int8_t tlrt;
u_int8_t pri:4,
tcode:4;
u_int16_t src;
u_int16_t res1:4,
rtcode:4,
res2:8;
u_int32_t res3;
u_int16_t len;
u_int16_t extcode;
u_int32_t payload[0];
}rresb;
struct {
u_int16_t dst;
u_int8_t tlrt;
u_int8_t pri:4,
tcode:4;
u_int16_t src;
u_int16_t res1:4,
rtcode:4,
res2:8;
u_int32_t res3;
u_int16_t len;
u_int16_t extcode;
u_int32_t payload[0];
}lres;
}mode;
#else
union{
u_int32_t ld[0];
struct {
u_int32_t :4,
tcode:4,
:24;
}common;
struct {
u_int8_t sy:4,
tcode:4;
u_int8_t chtag;
u_int16_t len;
u_int32_t payload[0];
}stream;
struct {
u_int32_t pri:4,
tcode:4,
tlrt:8,
dst:16;
u_int32_t :16,
src:16;
}hdr;
struct {
u_int8_t pri:4,
tcode:4;
u_int8_t tlrt;
u_int16_t dst;
u_int16_t dest_hi;
u_int16_t src;
u_int32_t dest_lo;
}rreqq;
struct {
u_int8_t pri:4,
tcode:4;
u_int8_t tlrt;
u_int16_t dst;
u_int16_t res1:12,
rtcode:4;
u_int16_t src;
u_int32_t res3;
}wres;
struct {
u_int8_t pri:4,
tcode:4;
u_int8_t tlrt;
u_int16_t dst;
u_int16_t dest_hi;
u_int16_t src;
u_int32_t dest_lo;
u_int16_t extcode:16;
u_int16_t len;
}rreqb;
struct {
u_int8_t pri:4,
tcode:4;
u_int8_t tlrt;
u_int16_t dst;
u_int16_t dest_hi:16;
u_int16_t src;
u_int32_t dest_lo;
u_int32_t data;
}wreqq;
struct {
u_int8_t pri:4,
tcode:4;
u_int8_t tlrt;
u_int16_t dst;
u_int16_t dest_hi;
u_int16_t src;
u_int32_t dest_lo;
u_int32_t data;
}cyc;
struct {
u_int8_t pri:4,
tcode:4;
u_int8_t tlrt;
u_int16_t dst;
u_int16_t res1:12,
rtcode:4;
u_int16_t src;
u_int32_t res3;
u_int32_t data;
}rresq;
struct {
u_int8_t pri:4,
tcode:4;
u_int8_t tlrt;
u_int16_t dst;
u_int16_t dest_hi;
u_int16_t src;
u_int32_t dest_lo;
u_int16_t extcode;
u_int16_t len;
u_int32_t payload[0];
}wreqb;
struct {
u_int8_t pri:4,
tcode:4;
u_int8_t tlrt;
u_int16_t dst;
u_int16_t dest_hi;
u_int16_t src;
u_int32_t dest_lo;
u_int16_t extcode;
u_int16_t len;
#define FW_LREQ_MSKSWAP 1
#define FW_LREQ_CMPSWAP 2
#define FW_LREQ_FTADD 3
#define FW_LREQ_LTADD 4
#define FW_LREQ_BDADD 5
#define FW_LREQ_WRADD 6
u_int32_t payload[0];
}lreq;
struct {
u_int8_t pri:4,
tcode:4;
u_int8_t tlrt;
u_int16_t dst;
u_int16_t res1:12,
rtcode:4;
u_int16_t src;
u_int32_t res3;
u_int16_t extcode;
u_int16_t len;
u_int32_t payload[0];
}rresb;
struct {
u_int8_t pri:4,
tcode:4;
u_int8_t tlrt;
u_int16_t dst;
u_int16_t res1:12,
rtcode:4;
u_int16_t src;
u_int32_t res3;
u_int16_t extcode;
u_int16_t len;
u_int32_t payload[0];
}lres;
}mode;
#endif
};
struct fw_eui64 {
u_int32_t hi, lo;
};
struct fw_asyreq {
struct fw_asyreq_t{
unsigned char sped;
unsigned int type;
#define FWASREQNODE 0
#define FWASREQEUI 1
#define FWASRESTL 2
#define FWASREQSTREAM 3
unsigned short len;
union {
struct fw_eui64 eui;
}dst;
}req;
struct fw_pkt pkt;
u_int32_t data[512];
};
struct fw_devlstreq {
int n;
struct fw_eui64 eui[64];
u_int16_t dst[64];
u_int16_t status[64];
};
#define FW_SELF_ID_PORT_CONNECTED_TO_CHILD 3
#define FW_SELF_ID_PORT_CONNECTED_TO_PARENT 2
#define FW_SELF_ID_PORT_NOT_CONNECTED 1
#define FW_SELF_ID_PORT_NOT_EXISTS 0
union fw_self_id {
struct {
u_int32_t more_packets:1,
initiated_reset:1,
port2:2,
port1:2,
port0:2,
power_class:3,
contender:1,
phy_delay:2,
phy_speed:2,
gap_count:6,
link_active:1,
sequel:1,
phy_id:6,
id:2;
} p0;
struct {
u_int32_t more_packets:1,
reserved1:1,
porth:2,
portg:2,
portf:2,
porte:2,
portd:2,
portc:2,
portb:2,
porta:2,
reserved2:2,
sequence_num:3,
sequel:1,
phy_id:6,
id:2;
} p1;
};
struct fw_topology_map {
u_int32_t crc:16,
crc_len:16;
u_int32_t generation;
u_int32_t self_id_count:16,
node_count:16;
union fw_self_id self_id[4*64];
};
struct fw_speed_map {
u_int32_t crc:16,
crc_len:16;
u_int32_t generation;
u_int8_t speed[64][64];
};
struct fw_map_buf {
int len;
void *ptr;
};
struct fw_crom_buf {
struct fw_eui64 eui;
int len;
void *ptr;
};
#define FWSTMAXCHUNK 16
/*
* Firewire specific system requests.
*/
#define FW_SSTDV _IOWR('S', 85, unsigned int)
#define FW_SSTBUF _IOWR('S', 86, struct fw_isobufreq)
#define FW_GSTBUF _IOWR('S', 87, struct fw_isobufreq)
#define FW_SRSTREAM _IOWR('S', 88, struct fw_isochreq)
#define FW_GRSTREAM _IOWR('S', 89, struct fw_isochreq)
#define FW_STSTREAM _IOWR('S', 90, struct fw_isochreq)
#define FW_GTSTREAM _IOWR('S', 91, struct fw_isochreq)
#define FW_ASYREQ _IOWR('S', 92, struct fw_asyreq)
#define FW_IBUSRST _IOR('S', 1, unsigned int)
#define FW_GDEVLST _IOWR('S', 2, struct fw_devlstreq)
#define FW_SBINDADDR _IOWR('S', 3, struct fw_asybindreq)
#define FW_CBINDADDR _IOWR('S', 4, struct fw_asybindreq)
#define FW_GTPMAP _IOR('S', 5, struct fw_topology_map)
#define FW_GSPMAP _IOW('S', 6, struct fw_speed_map *)
#define FW_GCROM _IOWR('S', 7, struct fw_crom_buf)
#define FWOHCI_RDREG _IOWR('S', 80, struct fw_reg_req_t)
#define FWOHCI_WRREG _IOWR('S', 81, struct fw_reg_req_t)
#define DUMPDMA _IOWR('S', 82, u_int32_t)
#ifdef _KERNEL
#define FWMAXNDMA 0x100 /* 8 bits DMA channel id. in device No. */
#if __FreeBSD_version < 500000
#define dev2unit(x) ((minor(x) & 0xff) | (minor(x) >> 8))
#define unit2minor(x) (((x) & 0xff) | (((x) << 8) & ~0xffff))
#endif
#define UNIT2MIN(x) (((x) & 0xff) << 8)
#define DEV2UNIT(x) ((dev2unit(x) & 0xff00) >> 8)
#define DEV2DMACH(x) (dev2unit(x) & 0xff)
#define FWMEM_FLAG 0x10000
#define DEV_FWMEM(x) (dev2unit(x) & FWMEM_FLAG)
#endif
#endif
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