350 lines
9.5 KiB
C
350 lines
9.5 KiB
C
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/*
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* Copyright (c) 1998-2002 Katsushi Kobayashi and Hidetoshi Shimokawa
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the acknowledgement as bellow:
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*
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* This product includes software developed by K. Kobayashi and H. Shimokawa
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*
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*
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*/
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#if __FreeBSD_version >= 500000
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typedef struct thread fw_proc;
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#include <sys/selinfo.h>
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#else
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typedef struct proc fw_proc;
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#include <sys/select.h>
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#endif
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#define splfw splimp
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struct fw_device{
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u_int16_t dst;
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struct fw_eui64 eui;
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u_int32_t spec;
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u_int32_t ver;
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u_int8_t speed;
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u_int8_t maxrec;
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u_int8_t nport;
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u_int8_t power;
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#define CSRROMOFF 0x400
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#define CSRROMSIZE 0x400
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int rommax; /* offset from 0xffff f000 0000 */
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u_int32_t csrrom[CSRROMSIZE/4];
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int rcnt;
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device_t dev;
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u_int32_t status;
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#define FWDEVINIT 1
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#define FWDEVATTACHED 2
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#define FWDEVINVAL 3
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TAILQ_ENTRY(fw_device) link;
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LIST_HEAD(, fw_xfer) txqueue;
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LIST_HEAD(, fw_xfer) rxqueue;
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};
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struct firewire_softc {
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#if __FreeBSD_version >= 500000
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dev_t dev;
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#else
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dev_t dev[FWMAXNDMA+1];
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#endif
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struct firewire_comm *fc;
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};
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#define FW_MAX_DMACH 0x20
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#define FW_MAX_DEVCH FW_MAX_DMACH
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#define FW_XFERTIMEOUT 1
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struct firewire_dev_comm {
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device_t dev;
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struct firewire_comm *fc;
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void (*post_explore) __P((void *));
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};
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struct tcode_info {
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u_char hdr_len; /* IEEE1394 header length */
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u_char flag;
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#define FWTI_REQ (1 << 0)
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#define FWTI_RES (1 << 1)
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#define FWTI_TLABEL (1 << 2)
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#define FWTI_BLOCK_STR (1 << 3)
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#define FWTI_BLOCK_ASY (1 << 4)
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};
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struct firewire_comm{
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device_t dev;
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device_t bdev;
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u_int16_t busid:10,
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nodeid:6;
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u_int mode;
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u_int nport;
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u_int speed;
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u_int maxrec;
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u_int irm;
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u_int max_node;
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u_int max_hop;
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u_int max_asyretry;
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#define FWPHYASYST (1 << 0)
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u_int retry_count;
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u_int32_t ongobus:10,
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ongonode:6,
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ongoaddr:16;
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struct fw_device *ongodev;
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struct fw_eui64 ongoeui;
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#define FWMAXCSRDIR 16
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SLIST_HEAD(, csrdir) ongocsr;
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SLIST_HEAD(, csrdir) csrfree;
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struct csrdir{
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u_int32_t ongoaddr;
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u_int32_t off;
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SLIST_ENTRY(csrdir) link;
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};
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u_int32_t status;
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#define FWBUSRESET 0
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#define FWBUSINIT 1
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#define FWBUSCYMELECT 2
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#define FWBUSMGRELECT 3
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#define FWBUSMGRDONE 4
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#define FWBUSEXPLORE 5
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#define FWBUSPHYCONF 6
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#define FWBUSEXPDONE 7
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#define FWBUSCOMPLETION 10
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int nisodma;
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u_int8_t eui[8];
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STAILQ_HEAD(fw_queue, fw_xfer);
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struct fw_xferq {
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int flag;
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#define FWXFERQ_CHTAGMASK 0xff
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#define FWXFERQ_RUNNING (1 << 8)
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#define FWXFERQ_STREAM (1 << 9)
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#define FWXFERQ_PACKET (1 << 10)
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#define FWXFERQ_BULK (1 << 11)
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#define FWXFERQ_DV (1 << 12)
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#define FWXFERQ_MODEMASK (7 << 10)
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#define FWXFERQ_EXTBUF (1 << 13)
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#define FWXFERQ_OPEN (1 << 14)
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#define FWXFERQ_HANDLER (1 << 16)
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#define FWXFERQ_WAKEUP (1 << 17)
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void (*start) __P((struct firewire_comm*));
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void (*drain) __P((struct firewire_comm*, struct fw_xfer*));
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struct fw_queue q;
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u_int queued;
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u_int maxq;
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u_int psize;
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u_int packets;
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u_int error;
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STAILQ_HEAD(, fw_bind) binds;
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caddr_t buf;
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u_int bnchunk;
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u_int bnpacket;
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u_int btpacket;
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struct fw_bulkxfer *bulkxfer;
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STAILQ_HEAD(, fw_bulkxfer) stvalid;
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STAILQ_HEAD(, fw_bulkxfer) stfree;
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struct fw_bulkxfer *stdma;
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struct fw_bulkxfer *stdma2;
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struct fw_bulkxfer *stproc;
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u_int procptr;
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int dvdbc, dvdiff, dvsync;
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struct fw_dvbuf *dvbuf;
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STAILQ_HEAD(, fw_dvbuf) dvvalid;
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STAILQ_HEAD(, fw_dvbuf) dvfree;
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struct fw_dvbuf *dvdma;
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struct fw_dvbuf *dvproc;
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u_int dvptr;
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u_int dvpacket;
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u_int need_wakeup;
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struct selinfo rsel;
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caddr_t sc;
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void (*hand) __P((struct fw_xferq *));
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};
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struct fw_xferq
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*arq, *atq, *ars, *ats, *it[FW_MAX_DMACH],*ir[FW_MAX_DMACH];
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struct fw_bulkxfer{
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u_int32_t flag;
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caddr_t buf;
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STAILQ_ENTRY(fw_bulkxfer) link;
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caddr_t start;
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caddr_t end;
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u_int npacket;
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};
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struct fw_dvbuf{
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caddr_t buf;
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STAILQ_ENTRY(fw_dvbuf) link;
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};
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struct tlabel{
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struct fw_xfer *xfer;
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STAILQ_ENTRY(tlabel) link;
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};
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STAILQ_HEAD(, tlabel) tlabels[0x40];
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struct fw_bind{
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u_int32_t start_hi, start_lo, addrlen;
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struct fw_xfer* xfer;
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STAILQ_ENTRY(fw_bind) fclist;
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STAILQ_ENTRY(fw_bind) chlist;
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};
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STAILQ_HEAD(, fw_bind) binds;
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TAILQ_HEAD(, fw_device) devices;
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STAILQ_HEAD(, fw_xfer) pending;
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volatile u_int32_t *sid_buf;
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u_int sid_cnt;
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#define CSRSIZE 0x4000
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u_int32_t csr_arc[CSRSIZE/4];
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#define CROMSIZE 0x400
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u_int32_t *config_rom;
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struct fw_topology_map *topology_map;
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struct fw_speed_map *speed_map;
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struct callout_handle tlhandle;
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struct callout_handle bmrhandle;
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struct callout_handle timeouthandle;
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struct callout_handle retry_probe_handle;
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u_int32_t (*cyctimer) __P((struct firewire_comm *));
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void (*ibr) __P((struct firewire_comm *));
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u_int32_t (*set_bmr) __P((struct firewire_comm *, u_int32_t));
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int (*ioctl) __P((dev_t, u_long, caddr_t, int, fw_proc *));
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int (*irx_enable) __P((struct firewire_comm *, int));
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int (*irx_disable) __P((struct firewire_comm *, int));
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int (*itx_enable) __P((struct firewire_comm *, int));
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int (*itx_disable) __P((struct firewire_comm *, int));
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void (*timeout) __P((void *));
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void (*poll) __P((struct firewire_comm *, int, int));
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void (*set_intr) __P((struct firewire_comm *, int));
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void (*irx_post) __P((struct firewire_comm *, u_int32_t *));
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void (*itx_post) __P((struct firewire_comm *, u_int32_t *));
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struct tcode_info *tcode;
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};
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#define CSRARC(sc, offset) ((sc)->csr_arc[(offset)/4])
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struct fw_xfer{
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caddr_t sc;
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struct firewire_comm *fc;
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struct fw_xferq *q;
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struct callout_handle ch;
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time_t time;
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struct fw_tlabel *tlabel;
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u_int8_t spd;
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u_int8_t tcode;
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int resp;
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#define FWXF_INIT 0
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#define FWXF_INQ 1
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#define FWXF_START 2
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#define FWXF_SENT 3
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#define FWXF_SENTERR 4
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#define FWXF_BUSY 8
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#define FWXF_RCVD 10
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int state;
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u_int8_t retry;
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u_int8_t tl;
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int sub;
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int32_t dst;
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u_int8_t act_type;
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#define FWACT_NULL 0
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#define FWACT_XFER 2
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#define FWACT_CH 3
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void (*retry_req) __P((struct fw_xfer *));
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union{
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void (*hand) __P((struct fw_xfer *));
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} act;
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union{
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struct {
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struct fw_device *device;
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} req;
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struct {
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struct stch *channel;
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} stream;
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} mode;
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struct {
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u_int16_t len, off;
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caddr_t buf;
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} send, recv;
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struct mbuf *mbuf;
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STAILQ_ENTRY(fw_xfer) link;
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};
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void fw_sidrcv __P((struct firewire_comm *, caddr_t, u_int, u_int));
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void fw_rcv __P((struct firewire_comm *, caddr_t, u_int, u_int, u_int, u_int));
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void fw_xfer_free __P(( struct fw_xfer*));
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struct fw_xfer *fw_xfer_alloc __P((void));
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void fw_init __P((struct firewire_comm *));
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int fw_tbuf_update __P((struct firewire_comm *, int, int));
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int fw_rbuf_update __P((struct firewire_comm *, int, int));
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int fw_readreqq __P((struct firewire_comm *, u_int32_t, u_int32_t, u_int32_t *));
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int fw_writereqb __P((struct firewire_comm *, u_int32_t, u_int32_t, u_int32_t, u_int32_t *));
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int fw_readresb __P((struct firewire_comm *, u_int32_t, u_int32_t, u_int32_t, u_int32_t*));
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int fw_writeres __P((struct firewire_comm *, u_int32_t, u_int32_t));
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u_int32_t getcsrdata __P((struct fw_device *, u_int8_t));
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void fw_asybusy __P((struct fw_xfer *));
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int fw_bindadd __P((struct firewire_comm *, struct fw_bind *));
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int fw_bindremove __P((struct firewire_comm *, struct fw_bind *));
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int fw_asyreq __P((struct firewire_comm *, int, struct fw_xfer*));
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void fw_busreset __P((struct firewire_comm *));
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u_int16_t fw_crc16 __P((u_int32_t *, u_int32_t));
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void fw_xfer_timeout __P((void *));
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void fw_xfer_done __P((struct fw_xfer *));
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void fw_asy_callback __P((struct fw_xfer *));
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extern int firewire_debug;
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extern devclass_t firewire_devclass;
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#define DV_BROADCAST_ON (1<<30)
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#define IP_CHANNELS 0x0234
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#define STATE_CLEAR 0x0000
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#define STATE_SET 0x0004
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#define NODE_IDS 0x0008
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#define RESET_START 0x000c
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#define SPLIT_TIMEOUT_HI 0x0018
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#define SPLIT_TIMEOUT_LO 0x001c
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#define CYCLE_TIME 0x0200
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#define BUS_TIME 0x0210
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#define BUS_MGR_ID 0x021c
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#define BANDWIDTH_AV 0x0220
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#define CHANNELS_AV_HI 0x0224
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#define CHANNELS_AV_LO 0x0228
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#define CONF_ROM 0x0400
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#define TOPO_MAP 0x1000
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#define SPED_MAP 0x2000
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#define oMPR 0x900
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#define oPCR 0x904
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#define iMPR 0x980
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#define iPCR 0x984
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||
|
|
#define FWPRI ((PZERO+8)|PCATCH)
|
||
|
|
|
||
|
|
#ifdef __alpha__
|
||
|
|
#undef vtophys
|
||
|
|
#define vtophys(va) alpha_XXX_dmamap((vm_offset_t)(va))
|
||
|
|
#endif /* __alpha__ */
|