work from JiSheng Zhang : fw_raw with firewire headers from FreeBSD current. Thanks!
clean up git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@21775 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
@@ -0,0 +1,67 @@
|
||||
/* Kernel driver for firewire
|
||||
*
|
||||
* Copyright (C) 2007 JiSheng Zhang <[email protected]>. All rights reserved
|
||||
* Distributed under the terms of the MIT license.
|
||||
*/
|
||||
#ifndef _FW_MODULE_H
|
||||
#define _FW_MODULE_H
|
||||
|
||||
#include <KernelExport.h>
|
||||
#include <module.h>
|
||||
#include <bus_manager.h>
|
||||
|
||||
#include "firewire.h"
|
||||
#include "firewirereg.h"
|
||||
|
||||
|
||||
#define FIREWIRE_MODULE_NAME "bus_managers/firewire/v1"
|
||||
#define MAX_CARDS 4
|
||||
struct fw_module_info{
|
||||
|
||||
bus_manager_info binfo;
|
||||
|
||||
struct fw_device * (*fw_noderesolve_nodeid)(struct firewire_comm *fc, int dst);
|
||||
|
||||
struct fw_device * (*fw_noderesolve_eui64)(struct firewire_comm *fc, struct fw_eui64 *eui);
|
||||
|
||||
int (*fw_asyreq)(struct firewire_comm *fc, int sub, struct fw_xfer *xfer);
|
||||
|
||||
void (*fw_xferwake)(struct fw_xfer *xfer);
|
||||
int (*fw_xferwait)(struct fw_xfer *xfer);
|
||||
|
||||
struct fw_bind * (*fw_bindlookup)(struct firewire_comm *fc, uint16_t dest_hi, uint32_t dest_lo);
|
||||
|
||||
int (*fw_bindadd)(struct firewire_comm *fc, struct fw_bind *fwb);
|
||||
|
||||
int (*fw_bindremove)(struct firewire_comm *fc, struct fw_bind *fwb);
|
||||
|
||||
int (*fw_xferlist_add)(struct fw_xferlist *q,
|
||||
int slen, int rlen, int n,
|
||||
struct firewire_comm *fc, void *sc, void (*hand)(struct fw_xfer *));
|
||||
|
||||
void (*fw_xferlist_remove)(struct fw_xferlist *q);
|
||||
|
||||
struct fw_xfer * (*fw_xfer_alloc)();
|
||||
|
||||
struct fw_xfer * (*fw_xfer_alloc_buf)(int send_len, int recv_len);
|
||||
|
||||
void (*fw_xfer_done)(struct fw_xfer *xfer);
|
||||
|
||||
void (*fw_xfer_unload)(struct fw_xfer* xfer);
|
||||
|
||||
void (*fw_xfer_free_buf)( struct fw_xfer* xfer);
|
||||
|
||||
void (*fw_xfer_free)( struct fw_xfer* xfer);
|
||||
|
||||
void (*fw_asy_callback_free)(struct fw_xfer *xfer);
|
||||
|
||||
int (*fw_open_isodma)(struct firewire_comm *fc, int tx);
|
||||
|
||||
int (*get_handle)(int socket, struct firewire_softc *handle);
|
||||
|
||||
struct fwdma_alloc_multi * (*fwdma_malloc_multiseg)(int alignment,
|
||||
int esize, int n);
|
||||
|
||||
void (*fwdma_free_multiseg)(struct fwdma_alloc_multi *);
|
||||
};
|
||||
#endif
|
||||
@@ -0,0 +1,391 @@
|
||||
/*-
|
||||
* 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: src/sys/dev/firewire/firewirereg.h,v 1.49 2007/07/15 13:20:48 simokawa Exp $
|
||||
*
|
||||
*/
|
||||
#ifndef _FIREWIREREG_H
|
||||
#define _FIREWIREREG_H
|
||||
#ifndef __HAIKU__
|
||||
#ifdef __DragonFly__
|
||||
typedef d_thread_t fw_proc;
|
||||
#include <sys/select.h>
|
||||
#elif __FreeBSD_version >= 500000
|
||||
typedef struct thread fw_proc;
|
||||
#include <sys/selinfo.h>
|
||||
#else
|
||||
typedef struct proc fw_proc;
|
||||
#include <sys/select.h>
|
||||
#endif
|
||||
#endif/*__HAIKU__*/
|
||||
|
||||
#include <sys/uio.h>
|
||||
|
||||
#ifndef __HAIKU__
|
||||
#include <sys/mutex.h>
|
||||
#include <sys/taskqueue.h>
|
||||
#define splfw splimp
|
||||
#else
|
||||
#define splfw disable_interrupts
|
||||
#define splx restore_interrupts
|
||||
#endif
|
||||
|
||||
STAILQ_HEAD(fw_xferlist, fw_xfer);
|
||||
|
||||
struct fw_device{
|
||||
uint16_t dst;
|
||||
struct fw_eui64 eui;
|
||||
uint8_t speed;
|
||||
uint8_t maxrec;
|
||||
uint8_t nport;
|
||||
uint8_t power;
|
||||
#define CSRROMOFF 0x400
|
||||
#define CSRROMSIZE 0x400
|
||||
int rommax; /* offset from 0xffff f000 0000 */
|
||||
uint32_t csrrom[CSRROMSIZE/4];
|
||||
int rcnt;
|
||||
struct firewire_comm *fc;
|
||||
uint32_t status;
|
||||
#define FWDEVINIT 1
|
||||
#define FWDEVATTACHED 2
|
||||
#define FWDEVINVAL 3
|
||||
STAILQ_ENTRY(fw_device) link;
|
||||
};
|
||||
|
||||
struct firewire_softc {
|
||||
#if defined(__FreeBSD__) && __FreeBSD_version >= 500000
|
||||
struct cdev *dev;
|
||||
#endif
|
||||
struct firewire_comm *fc;
|
||||
};
|
||||
|
||||
#define FW_MAX_DMACH 0x20
|
||||
#define FW_MAX_DEVCH FW_MAX_DMACH
|
||||
#define FW_XFERTIMEOUT 1
|
||||
|
||||
struct firewire_dev_comm {
|
||||
#ifndef __HAIKU__
|
||||
device_t dev;
|
||||
#endif
|
||||
struct firewire_comm *fc;
|
||||
void (*post_busreset) (void *);
|
||||
void (*post_explore) (void *);
|
||||
};
|
||||
|
||||
struct tcode_info {
|
||||
u_char hdr_len; /* IEEE1394 header length */
|
||||
u_char flag;
|
||||
#define FWTI_REQ (1 << 0)
|
||||
#define FWTI_RES (1 << 1)
|
||||
#define FWTI_TLABEL (1 << 2)
|
||||
#define FWTI_BLOCK_STR (1 << 3)
|
||||
#define FWTI_BLOCK_ASY (1 << 4)
|
||||
u_char valid_res;
|
||||
};
|
||||
|
||||
#ifdef __HAIKU__
|
||||
struct crom_src_buf {
|
||||
struct crom_src src;
|
||||
struct crom_chunk root;
|
||||
struct crom_chunk vendor;
|
||||
struct crom_chunk hw;
|
||||
};
|
||||
#endif //move from firewire.c to firewirereg.h
|
||||
|
||||
struct firewire_comm{
|
||||
#ifndef __HAIKU__
|
||||
device_t dev;
|
||||
device_t bdev;
|
||||
#endif
|
||||
uint16_t busid:10,
|
||||
nodeid:6;
|
||||
u_int mode;
|
||||
u_int nport;
|
||||
u_int speed;
|
||||
u_int maxrec;
|
||||
u_int irm;
|
||||
u_int max_node;
|
||||
u_int max_hop;
|
||||
#define FWPHYASYST (1 << 0)
|
||||
uint32_t status;
|
||||
#define FWBUSDETACH (-2)
|
||||
#define FWBUSNOTREADY (-1)
|
||||
#define FWBUSRESET 0
|
||||
#define FWBUSINIT 1
|
||||
#define FWBUSCYMELECT 2
|
||||
#define FWBUSMGRELECT 3
|
||||
#define FWBUSMGRDONE 4
|
||||
#define FWBUSEXPLORE 5
|
||||
#define FWBUSPHYCONF 6
|
||||
#define FWBUSEXPDONE 7
|
||||
#define FWBUSCOMPLETION 10
|
||||
int nisodma;
|
||||
struct fw_eui64 eui;
|
||||
struct fw_xferq
|
||||
*arq, *atq, *ars, *ats, *it[FW_MAX_DMACH],*ir[FW_MAX_DMACH];
|
||||
struct fw_xferlist tlabels[0x40];
|
||||
u_char last_tlabel[0x40];
|
||||
STAILQ_HEAD(, fw_bind) binds;
|
||||
STAILQ_HEAD(, fw_device) devices;
|
||||
u_int sid_cnt;
|
||||
#define CSRSIZE 0x4000
|
||||
uint32_t csr_arc[CSRSIZE/4];
|
||||
#define CROMSIZE 0x400
|
||||
uint32_t *config_rom;
|
||||
struct crom_src_buf *crom_src_buf;
|
||||
struct crom_src *crom_src;
|
||||
struct crom_chunk *crom_root;
|
||||
struct fw_topology_map *topology_map;
|
||||
struct fw_speed_map *speed_map;
|
||||
#ifndef __HAIKU__
|
||||
struct callout busprobe_callout;
|
||||
struct callout bmr_callout;
|
||||
struct callout timeout_callout;
|
||||
#else
|
||||
//timer_id busprobe_callout;
|
||||
//timer_id bmr_callout;
|
||||
//timer_id timeout_callout;
|
||||
#endif
|
||||
//struct task task_timeout;
|
||||
uint32_t (*cyctimer) (struct firewire_comm *);
|
||||
void (*ibr) (struct firewire_comm *);
|
||||
uint32_t (*set_bmr) (struct firewire_comm *, uint32_t);
|
||||
#ifndef __HAIKU__
|
||||
int (*ioctl) (struct cdev *, u_long, caddr_t, int, fw_proc *);
|
||||
#else
|
||||
int (*ioctl) (void *cookie, uint32 cmd, void *arg, size_t len);
|
||||
#endif
|
||||
int (*irx_enable) (struct firewire_comm *, int);
|
||||
int (*irx_disable) (struct firewire_comm *, int);
|
||||
int (*itx_enable) (struct firewire_comm *, int);
|
||||
int (*itx_disable) (struct firewire_comm *, int);
|
||||
void (*timeout) (void *);
|
||||
void (*poll) (struct firewire_comm *, int, int);
|
||||
void (*set_intr) (struct firewire_comm *, int);
|
||||
void (*irx_post) (struct firewire_comm *, uint32_t *);
|
||||
void (*itx_post) (struct firewire_comm *, uint32_t *);
|
||||
struct tcode_info *tcode;
|
||||
#ifndef __HAIKU__
|
||||
bus_dma_tag_t dmat;
|
||||
struct mtx mtx;
|
||||
struct mtx wait_lock;
|
||||
#else
|
||||
sem_id mtx;
|
||||
sem_id wait_lock;
|
||||
#endif
|
||||
// struct taskqueue *taskqueue;//to be completed
|
||||
#ifndef __HAIKU__
|
||||
struct proc *probe_thread;
|
||||
#else
|
||||
thread_id probe_thread;
|
||||
#endif
|
||||
};
|
||||
#define CSRARC(sc, offset) ((sc)->csr_arc[(offset)/4])
|
||||
|
||||
#ifndef __HAIKU__
|
||||
#define FW_GMTX(fc) (&(fc)->mtx)
|
||||
#define FW_GLOCK(fc) mtx_lock(FW_GMTX(fc))
|
||||
#define FW_GUNLOCK(fc) mtx_unlock(FW_GMTX(fc))
|
||||
#define FW_GLOCK_ASSERT(fc) mtx_assert(FW_GMTX(fc), MA_OWNED)
|
||||
#endif
|
||||
#define FW_GMTX(fc) ((fc)->mtx)
|
||||
#define FW_GLOCK(fc) acquire_sem_etc(FW_GMTX(fc), 1, B_CAN_INTERRUPT | B_TIMEOUT, 0)
|
||||
#define FW_GUNLOCK(fc) release_sem(FW_GMTX(fc))
|
||||
#define FW_GLOCK_ASSERT(fc)
|
||||
|
||||
struct fw_xferq {
|
||||
int flag;
|
||||
#define FWXFERQ_CHTAGMASK 0xff
|
||||
#define FWXFERQ_RUNNING (1 << 8)
|
||||
#define FWXFERQ_STREAM (1 << 9)
|
||||
|
||||
#define FWXFERQ_BULK (1 << 11)
|
||||
#define FWXFERQ_MODEMASK (7 << 10)
|
||||
|
||||
#define FWXFERQ_EXTBUF (1 << 13)
|
||||
#define FWXFERQ_OPEN (1 << 14)
|
||||
|
||||
#define FWXFERQ_HANDLER (1 << 16)
|
||||
#define FWXFERQ_WAKEUP (1 << 17)
|
||||
void (*start) (struct firewire_comm*);
|
||||
int dmach;
|
||||
struct fw_xferlist q;
|
||||
u_int queued;
|
||||
u_int maxq;
|
||||
u_int psize;
|
||||
struct fwdma_alloc_multi *buf;
|
||||
u_int bnchunk;
|
||||
u_int bnpacket;
|
||||
struct fw_bulkxfer *bulkxfer;
|
||||
STAILQ_HEAD(, fw_bulkxfer) stvalid;
|
||||
STAILQ_HEAD(, fw_bulkxfer) stfree;
|
||||
STAILQ_HEAD(, fw_bulkxfer) stdma;
|
||||
struct fw_bulkxfer *stproc;
|
||||
// struct selinfo rsel;
|
||||
spinlock Spinlock;
|
||||
sem_id Sem;
|
||||
caddr_t sc;
|
||||
void (*hand) (struct fw_xferq *);
|
||||
};
|
||||
|
||||
struct fw_bulkxfer{
|
||||
int poffset;
|
||||
// struct mbuf *mbuf;//to be completed
|
||||
STAILQ_ENTRY(fw_bulkxfer) link;
|
||||
caddr_t start;
|
||||
caddr_t end;
|
||||
int resp;
|
||||
};
|
||||
|
||||
struct fw_bind{
|
||||
u_int64_t start;
|
||||
u_int64_t end;
|
||||
struct fw_xferlist xferlist;
|
||||
STAILQ_ENTRY(fw_bind) fclist;
|
||||
STAILQ_ENTRY(fw_bind) chlist;
|
||||
void *sc;
|
||||
};
|
||||
|
||||
struct fw_xfer{
|
||||
caddr_t sc;
|
||||
struct firewire_comm *fc;
|
||||
struct fw_xferq *q;
|
||||
// struct timeval tv;//to be completed
|
||||
int8_t resp;
|
||||
#define FWXF_INIT 0x00
|
||||
#define FWXF_INQ 0x01
|
||||
#define FWXF_START 0x02
|
||||
#define FWXF_SENT 0x04
|
||||
#define FWXF_SENTERR 0x08
|
||||
#define FWXF_BUSY 0x10
|
||||
#define FWXF_RCVD 0x20
|
||||
|
||||
#define FWXF_WAKE 0x80
|
||||
uint8_t flag;
|
||||
int8_t tl;
|
||||
void (*hand) (struct fw_xfer *);
|
||||
struct {
|
||||
struct fw_pkt hdr;
|
||||
uint32_t *payload;
|
||||
uint16_t pay_len;
|
||||
uint8_t spd;
|
||||
} send, recv;
|
||||
// struct mbuf *mbuf;//to be completed
|
||||
STAILQ_ENTRY(fw_xfer) link;
|
||||
STAILQ_ENTRY(fw_xfer) tlabel;
|
||||
struct malloc_type *malloc;
|
||||
};
|
||||
|
||||
struct fw_rcv_buf {
|
||||
struct firewire_comm *fc;
|
||||
struct fw_xfer *xfer;
|
||||
struct iovec *vec;
|
||||
u_int nvec;
|
||||
uint8_t spd;
|
||||
};
|
||||
#ifndef __HAIKU__
|
||||
void fw_sidrcv (struct firewire_comm *, uint32_t *, u_int);
|
||||
void fw_rcv (struct fw_rcv_buf *);
|
||||
void fw_xfer_unload ( struct fw_xfer*);
|
||||
void fw_xfer_free_buf ( struct fw_xfer*);
|
||||
void fw_xfer_free ( struct fw_xfer*);
|
||||
struct fw_xfer *fw_xfer_alloc (struct malloc_type *);
|
||||
struct fw_xfer *fw_xfer_alloc_buf (struct malloc_type *, int, int);
|
||||
void fw_init (struct firewire_comm *);
|
||||
int fw_tbuf_update (struct firewire_comm *, int, int);
|
||||
int fw_rbuf_update (struct firewire_comm *, int, int);
|
||||
int fw_bindadd (struct firewire_comm *, struct fw_bind *);
|
||||
int fw_bindremove (struct firewire_comm *, struct fw_bind *);
|
||||
int fw_xferlist_add (struct fw_xferlist *, struct malloc_type *, int, int, int,
|
||||
struct firewire_comm *, void *, void (*)(struct fw_xfer *));
|
||||
void fw_xferlist_remove (struct fw_xferlist *);
|
||||
int fw_asyreq (struct firewire_comm *, int, struct fw_xfer*);
|
||||
void fw_busreset (struct firewire_comm *, uint32_t);
|
||||
uint16_t fw_crc16 (uint32_t *, uint32_t);
|
||||
void fw_xfer_timeout (void *);
|
||||
void fw_xfer_done (struct fw_xfer *);
|
||||
void fw_xferwake (struct fw_xfer *);
|
||||
int fw_xferwait (struct fw_xfer *);
|
||||
void fw_asy_callback_free (struct fw_xfer *);
|
||||
struct fw_device *fw_noderesolve_nodeid (struct firewire_comm *, int);
|
||||
struct fw_device *fw_noderesolve_eui64 (struct firewire_comm *, struct fw_eui64 *);
|
||||
struct fw_bind *fw_bindlookup (struct firewire_comm *, uint16_t, uint32_t);
|
||||
void fw_drain_txq (struct firewire_comm *);
|
||||
int fwdev_makedev (struct firewire_softc *);
|
||||
int fwdev_destroydev (struct firewire_softc *);
|
||||
void fwdev_clone (void *, struct ucred *, char *, int, struct cdev **);
|
||||
int fw_open_isodma(struct firewire_comm *, int);
|
||||
#endif
|
||||
extern int firewire_debug;
|
||||
#ifndef __HAIKU__
|
||||
extern devclass_t firewire_devclass;
|
||||
#endif
|
||||
extern int firewire_phydma_enable;
|
||||
|
||||
#ifndef __HAIKU__
|
||||
#ifdef __DragonFly__
|
||||
#define FWPRI PCATCH
|
||||
#else
|
||||
#define FWPRI ((PZERO+8)|PCATCH)
|
||||
#endif
|
||||
|
||||
#if defined(__DragonFly__) || __FreeBSD_version < 500000
|
||||
#define CALLOUT_INIT(x) callout_init(x)
|
||||
#else
|
||||
#define CALLOUT_INIT(x) callout_init(x, 1 /* mpsafe */)
|
||||
#endif
|
||||
|
||||
#if defined(__DragonFly__) || __FreeBSD_version < 500000
|
||||
/* compatibility shim for 4.X */
|
||||
#define bio buf
|
||||
#define bio_bcount b_bcount
|
||||
#define bio_cmd b_flags
|
||||
#define bio_count b_count
|
||||
#define bio_data b_data
|
||||
#define bio_dev b_dev
|
||||
#define bio_error b_error
|
||||
#define bio_flags b_flags
|
||||
#define bio_offset b_offset
|
||||
#define bio_resid b_resid
|
||||
#define BIO_ERROR B_ERROR
|
||||
#define BIO_READ B_READ
|
||||
#define BIO_WRITE B_WRITE
|
||||
#define MIN(a,b) (((a)<(b))?(a):(b))
|
||||
#define MAX(a,b) (((a)>(b))?(a):(b))
|
||||
#endif
|
||||
|
||||
MALLOC_DECLARE(M_FW);
|
||||
MALLOC_DECLARE(M_FWXFER);
|
||||
#endif /*__HAIKU__*/
|
||||
|
||||
#endif
|
||||
@@ -0,0 +1,130 @@
|
||||
/*-
|
||||
* Copyright (C) 2003
|
||||
* 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 following acknowledgement:
|
||||
*
|
||||
* This product includes software developed by Hidetoshi Shimokawa.
|
||||
*
|
||||
* 4. Neither the name of the author nor the names of its contributors
|
||||
* may be used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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: src/sys/dev/firewire/fwdma.h,v 1.3 2005/01/06 01:42:41 imp Exp $
|
||||
*/
|
||||
#ifndef _FWDMA_H
|
||||
#define _FWDMA_H
|
||||
|
||||
#ifndef howmany
|
||||
#define howmany(x, y) (((x)+((y)-1))/(y)) // x/y的上界
|
||||
#endif
|
||||
#define rounddown(x, y) (((x)/(y))*(y)) // 比x小,y的最大的倍数
|
||||
#define roundup(x, y) ((((x)+((y)-1))/(y))*(y)) /* to any y */ // 比x大,y的最小倍数
|
||||
#define roundup2(x, y) (((x)+((y)-1))&(~((y)-1))) /* if y is powers of two */
|
||||
#define powerof2(x) ((((x)-1)&(x))==0) // 是否是2的次方
|
||||
|
||||
typedef uint32_t bus_addr_t;
|
||||
typedef uint32_t bus_size_t;
|
||||
|
||||
struct fwdma_alloc {
|
||||
// bus_dma_tag_t dma_tag;
|
||||
// bus_dmamap_t dma_map;
|
||||
area_id BufArea;
|
||||
void * v_addr;
|
||||
bus_addr_t bus_addr;
|
||||
};
|
||||
|
||||
struct fwdma_seg {
|
||||
// bus_dmamap_t dma_map;
|
||||
|
||||
void * v_addr;
|
||||
bus_addr_t bus_addr;
|
||||
};
|
||||
|
||||
struct fwdma_alloc_multi {
|
||||
bus_size_t ssize;
|
||||
bus_size_t esize;
|
||||
int nseg;
|
||||
// bus_dma_tag_t dma_tag;
|
||||
area_id BufArea;
|
||||
|
||||
struct fwdma_seg seg[0];
|
||||
};
|
||||
|
||||
static __inline void *
|
||||
fwdma_v_addr(struct fwdma_alloc_multi *am, int index)
|
||||
{
|
||||
bus_size_t ssize = am->ssize;
|
||||
int offset = am->esize * index;
|
||||
|
||||
return ((caddr_t)am->seg[offset / ssize].v_addr + (offset % ssize));
|
||||
}
|
||||
|
||||
static __inline bus_addr_t
|
||||
fwdma_bus_addr(struct fwdma_alloc_multi *am, int index)
|
||||
{
|
||||
bus_size_t ssize = am->ssize;
|
||||
int offset = am->esize * index;
|
||||
|
||||
return (am->seg[offset / ssize].bus_addr + (offset % ssize));
|
||||
}
|
||||
#ifndef __HAIKU__
|
||||
static __inline void
|
||||
fwdma_sync(struct fwdma_alloc *dma, bus_dmasync_op_t op)
|
||||
{
|
||||
bus_dmamap_sync(dma->dma_tag, dma->dma_map, op);
|
||||
}
|
||||
|
||||
static __inline void
|
||||
fwdma_sync_multiseg(struct fwdma_alloc_multi *am,
|
||||
int start, int end, bus_dmasync_op_t op)
|
||||
{
|
||||
struct fwdma_seg *seg, *eseg;
|
||||
|
||||
seg = &am->seg[am->esize * start / am->ssize];
|
||||
eseg = &am->seg[am->esize * end / am->ssize];
|
||||
for (; seg <= eseg; seg ++)
|
||||
bus_dmamap_sync(am->dma_tag, seg->dma_map, op);
|
||||
}
|
||||
|
||||
static __inline void
|
||||
fwdma_sync_multiseg_all(struct fwdma_alloc_multi *am, bus_dmasync_op_t op)
|
||||
{
|
||||
struct fwdma_seg *seg;
|
||||
int i;
|
||||
|
||||
seg = &am->seg[0];
|
||||
for (i = 0; i < am->nseg; i++, seg++)
|
||||
bus_dmamap_sync(am->dma_tag, seg->dma_map, op);
|
||||
}
|
||||
|
||||
void *fwdma_malloc(int, bus_size_t, struct fwdma_alloc *, int);
|
||||
void fwdma_free(struct fwdma_alloc *);
|
||||
void *fwdma_malloc_size(bus_dma_tag_t, bus_dmamap_t *, bus_size_t, bus_addr_t *, int);
|
||||
void fwdma_free_size(bus_dma_tag_t, bus_dmamap_t, void *, bus_size_t);
|
||||
struct fwdma_alloc_multi *fwdma_malloc_multiseg(struct firewire_comm *,
|
||||
int, int, int, int);
|
||||
#endif /*__HAIKU__*/
|
||||
|
||||
#endif /* _FWDMA_H*/
|
||||
@@ -1,5 +1,6 @@
|
||||
SubDir HAIKU_TOP src add-ons kernel drivers bus ;
|
||||
|
||||
SubInclude HAIKU_TOP src add-ons kernel drivers bus firewire ;
|
||||
SubInclude HAIKU_TOP src add-ons kernel drivers bus pcmcia ;
|
||||
SubInclude HAIKU_TOP src add-ons kernel drivers bus scsi ;
|
||||
SubInclude HAIKU_TOP src add-ons kernel drivers bus usb ;
|
||||
|
||||
@@ -0,0 +1,10 @@
|
||||
SubDir HAIKU_TOP src add-ons kernel drivers bus firewire ;
|
||||
|
||||
UseHeaders [ FDirName $(HAIKU_TOP) headers compatibility bsd ] : true ;
|
||||
UsePrivateHeaders firewire ;
|
||||
|
||||
SubDirCcFlags [ FDefines _KERNEL=1 ] ;
|
||||
|
||||
KernelAddon fw_raw :
|
||||
fw_raw.c
|
||||
;
|
||||
File diff suppressed because it is too large
Load Diff
Reference in New Issue
Block a user