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FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //sys/amd64/compile/hs32/modules/usr/src/sys/modules/nge/@/dev/ct/bshw_machdep.c |
/* $NecBSD: bshw_machdep.c,v 1.8.12.6 2001/06/29 06:28:05 honda Exp $ */
#include <sys/cdefs.h>
__FBSDID("$FreeBSD: release/9.1.0/sys/dev/ct/bshw_machdep.c 158651 2006-05-16 14:37:58Z phk $");
/* $NetBSD$ */
/*-
* [NetBSD for NEC PC-98 series]
* Copyright (c) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001
* NetBSD/pc98 porting staff. All rights reserved.
*
* Copyright (c) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001
* Naofumi HONDA. 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. 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.
*/
#include "opt_ddb.h"
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#if defined(__FreeBSD__) && __FreeBSD_version > 500001
#include <sys/bio.h>
#endif /* __ FreeBSD__ */
#include <sys/buf.h>
#include <sys/queue.h>
#include <sys/malloc.h>
#include <sys/errno.h>
#include <vm/vm.h>
#ifdef __NetBSD__
#include <sys/device.h>
#include <machine/bus.h>
#include <machine/intr.h>
#include <dev/scsipi/scsi_all.h>
#include <dev/scsipi/scsipi_all.h>
#include <dev/scsipi/scsiconf.h>
#include <dev/scsipi/scsi_disk.h>
#include <machine/dvcfg.h>
#include <machine/physio_proc.h>
#include <i386/Cbus/dev/scsi_low.h>
#include <dev/ic/wd33c93reg.h>
#include <i386/Cbus/dev/ct/ctvar.h>
#include <i386/Cbus/dev/ct/ct_machdep.h>
#include <i386/Cbus/dev/ct/bshwvar.h>
#endif /* __NetBSD__ */
#ifdef __FreeBSD__
#include <machine/bus.h>
#include <machine/md_var.h>
#include <compat/netbsd/dvcfg.h>
#include <compat/netbsd/physio_proc.h>
#include <cam/scsi/scsi_low.h>
#include <dev/ic/wd33c93reg.h>
#include <dev/ct/ctvar.h>
#include <dev/ct/ct_machdep.h>
#include <dev/ct/bshwvar.h>
#include <vm/pmap.h>
#endif /* __FreeBSD__ */
#define BSHW_IO_CONTROL_FLAGS 0
u_int bshw_io_control = BSHW_IO_CONTROL_FLAGS;
int bshw_data_read_bytes = 4096;
int bshw_data_write_bytes = 4096;
/*********************************************************
* OS dep part
*********************************************************/
#ifdef __NetBSD__
#define BSHW_PAGE_SIZE NBPG
#endif /* __NetBSD__ */
#ifdef __FreeBSD__
#define BSHW_PAGE_SIZE PAGE_SIZE
typedef unsigned long vaddr_t;
#endif /* __FreeBSD__ */
/*********************************************************
* GENERIC MACHDEP FUNCTIONS
*********************************************************/
void
bshw_synch_setup(ct, ti)
struct ct_softc *ct;
struct targ_info *ti;
{
struct ct_bus_access_handle *chp = &ct->sc_ch;
struct ct_targ_info *cti = (void *) ti;
struct bshw_softc *bs = ct->ct_hw;
struct bshw *hw = bs->sc_hw;
if (hw->hw_sregaddr == 0)
return;
ct_cr_write_1(chp, hw->hw_sregaddr + ti->ti_id, cti->cti_syncreg);
if (hw->hw_flags & BSHW_DOUBLE_DMACHAN)
{
ct_cr_write_1(chp, hw->hw_sregaddr + ti->ti_id + 8,
cti->cti_syncreg);
}
}
void
bshw_bus_reset(ct)
struct ct_softc *ct;
{
struct scsi_low_softc *slp = &ct->sc_sclow;
struct ct_bus_access_handle *chp = &ct->sc_ch;
struct bshw_softc *bs = ct->ct_hw;
struct bshw *hw = bs->sc_hw;
bus_addr_t offs;
u_int8_t regv;
int i;
/* open hardware busmaster mode */
if (hw->hw_dma_init != NULL && ((*hw->hw_dma_init)(ct)) != 0)
{
printf("%s: change mode using external DMA (%x)\n",
slp->sl_xname, (u_int)ct_cr_read_1(chp, 0x37));
}
/* clear hardware synch registers */
offs = hw->hw_sregaddr;
if (offs != 0)
{
for (i = 0; i < 8; i ++, offs ++)
{
ct_cr_write_1(chp, offs, 0);
if ((hw->hw_flags & BSHW_DOUBLE_DMACHAN) != 0)
ct_cr_write_1(chp, offs + 8, 0);
}
}
/* disable interrupt & assert reset */
regv = ct_cr_read_1(chp, wd3s_mbank);
regv |= MBR_RST;
regv &= ~MBR_IEN;
ct_cr_write_1(chp, wd3s_mbank, regv);
SCSI_LOW_DELAY(500000);
/* reset signal off */
regv &= ~MBR_RST;
ct_cr_write_1(chp, wd3s_mbank, regv);
/* interrupt enable */
regv |= MBR_IEN;
ct_cr_write_1(chp, wd3s_mbank, regv);
}
/* probe */
int
bshw_read_settings(chp, bs)
struct ct_bus_access_handle *chp;
struct bshw_softc *bs;
{
static int irq_tbl[] = { 3, 5, 6, 9, 12, 13 };
bs->sc_hostid = (ct_cr_read_1(chp, wd3s_auxc) & AUXCR_HIDM);
bs->sc_irq = irq_tbl[(ct_cr_read_1(chp, wd3s_auxc) >> 3) & 7];
bs->sc_drq = ct_cmdp_read_1(chp) & 3;
return 0;
}
/*********************************************************
* DMA PIO TRANSFER (SMIT)
*********************************************************/
#define LC_SMIT_TIMEOUT 2 /* 2 sec: timeout for a fifo status ready */
#define LC_SMIT_OFFSET 0x1000
#define LC_FSZ DEV_BSIZE
#define LC_SFSZ 0x0c
#define LC_REST (LC_FSZ - LC_SFSZ)
#define BSHW_LC_FSET 0x36
#define BSHW_LC_FCTRL 0x44
#define FCTRL_EN 0x01
#define FCTRL_WRITE 0x02
#define SF_ABORT 0x08
#define SF_RDY 0x10
static __inline void bshw_lc_smit_start(struct ct_softc *, int, u_int);
static __inline void bshw_lc_smit_stop(struct ct_softc *);
static int bshw_lc_smit_fstat(struct ct_softc *, int, int);
static __inline void
bshw_lc_smit_stop(ct)
struct ct_softc *ct;
{
struct ct_bus_access_handle *chp = &ct->sc_ch;
ct_cr_write_1(chp, BSHW_LC_FCTRL, 0);
ct_cmdp_write_1(chp, CMDP_DMER);
}
static __inline void
bshw_lc_smit_start(ct, count, direction)
struct ct_softc *ct;
int count;
u_int direction;
{
struct ct_bus_access_handle *chp = &ct->sc_ch;
u_int8_t pval, val;
val = ct_cr_read_1(chp, BSHW_LC_FSET);
cthw_set_count(chp, count);
pval = FCTRL_EN;
if (direction == SCSI_LOW_WRITE)
pval |= (val & 0xe0) | FCTRL_WRITE;
ct_cr_write_1(chp, BSHW_LC_FCTRL, pval);
ct_cr_write_1(chp, wd3s_cmd, WD3S_TFR_INFO);
}
static int
bshw_lc_smit_fstat(ct, wc, read)
struct ct_softc *ct;
int wc, read;
{
struct ct_bus_access_handle *chp = &ct->sc_ch;
u_int8_t stat;
while (wc -- > 0)
{
chp->ch_bus_weight(chp);
stat = ct_cmdp_read_1(chp);
if (read == SCSI_LOW_READ)
{
if ((stat & SF_RDY) != 0)
return 0;
if ((stat & SF_ABORT) != 0)
return EIO;
}
else
{
if ((stat & SF_ABORT) != 0)
return EIO;
if ((stat & SF_RDY) != 0)
return 0;
}
}
printf("%s: SMIT fifo status timeout\n", ct->sc_sclow.sl_xname);
return EIO;
}
void
bshw_smit_xfer_stop(ct)
struct ct_softc *ct;
{
struct scsi_low_softc *slp = &ct->sc_sclow;
struct bshw_softc *bs = ct->ct_hw;
struct targ_info *ti;
struct sc_p *sp = &slp->sl_scp;
u_int count;
bshw_lc_smit_stop(ct);
ti = slp->sl_Tnexus;
if (ti == NULL)
return;
if (ti->ti_phase == PH_DATA)
{
count = cthw_get_count(&ct->sc_ch);
if (count < bs->sc_sdatalen)
{
if (sp->scp_direction == SCSI_LOW_READ &&
count != bs->sc_edatalen)
goto bad;
count = bs->sc_sdatalen - count;
if (count > (u_int) sp->scp_datalen)
goto bad;
sp->scp_data += count;
sp->scp_datalen -= count;
}
else if (count > bs->sc_sdatalen)
{
bad:
printf("%s: smit_xfer_end: cnt error\n", slp->sl_xname);
slp->sl_error |= PDMAERR;
}
scsi_low_data_finish(slp);
}
else
{
printf("%s: smit_xfer_end: phase miss\n", slp->sl_xname);
slp->sl_error |= PDMAERR;
}
}
int
bshw_smit_xfer_start(ct)
struct ct_softc *ct;
{
struct scsi_low_softc *slp = &ct->sc_sclow;
struct ct_bus_access_handle *chp = &ct->sc_ch;
struct bshw_softc *bs = ct->ct_hw;
struct sc_p *sp = &slp->sl_scp;
struct targ_info *ti = slp->sl_Tnexus;
struct ct_targ_info *cti = (void *) ti;
u_int datalen, count, io_control;
int wc;
u_int8_t *data;
io_control = bs->sc_io_control | bshw_io_control;
if ((io_control & BSHW_SMIT_BLOCK) != 0)
return EINVAL;
if ((slp->sl_scp.scp_datalen % DEV_BSIZE) != 0)
return EINVAL;
datalen = sp->scp_datalen;
if (slp->sl_scp.scp_direction == SCSI_LOW_READ)
{
if ((io_control & BSHW_READ_INTERRUPT_DRIVEN) != 0 &&
datalen > bshw_data_read_bytes)
datalen = bshw_data_read_bytes;
}
else
{
if ((io_control & BSHW_WRITE_INTERRUPT_DRIVEN) != 0 &&
datalen > bshw_data_write_bytes)
datalen = bshw_data_write_bytes;
}
bs->sc_sdatalen = datalen;
data = sp->scp_data;
wc = LC_SMIT_TIMEOUT * 1024 * 1024;
ct_cr_write_1(chp, wd3s_ctrl, ct->sc_creg | CR_DMA);
bshw_lc_smit_start(ct, datalen, sp->scp_direction);
if (sp->scp_direction == SCSI_LOW_READ)
{
do
{
if (bshw_lc_smit_fstat(ct, wc, SCSI_LOW_READ))
break;
count = (datalen > LC_FSZ ? LC_FSZ : datalen);
bus_space_read_region_4(chp->ch_memt, chp->ch_memh,
LC_SMIT_OFFSET, (u_int32_t *) data, count >> 2);
data += count;
datalen -= count;
}
while (datalen > 0);
bs->sc_edatalen = datalen;
}
else
{
do
{
if (bshw_lc_smit_fstat(ct, wc, SCSI_LOW_WRITE))
break;
if (cti->cti_syncreg == 0)
{
/* XXX:
* If async transfer, reconfirm a scsi phase
* again. Unless C bus might hang up.
*/
if (bshw_lc_smit_fstat(ct, wc, SCSI_LOW_WRITE))
break;
}
count = (datalen > LC_SFSZ ? LC_SFSZ : datalen);
bus_space_write_region_4(chp->ch_memt, chp->ch_memh,
LC_SMIT_OFFSET, (u_int32_t *) data, count >> 2);
data += count;
datalen -= count;
if (bshw_lc_smit_fstat(ct, wc, SCSI_LOW_WRITE))
break;
count = (datalen > LC_REST ? LC_REST : datalen);
bus_space_write_region_4(chp->ch_memt, chp->ch_memh,
LC_SMIT_OFFSET + LC_SFSZ,
(u_int32_t *) data, count >> 2);
data += count;
datalen -= count;
}
while (datalen > 0);
}
return 0;
}
/*********************************************************
* DMA TRANSFER (BS)
*********************************************************/
static __inline void bshw_dma_write_1 \
(struct ct_bus_access_handle *, bus_addr_t, u_int8_t);
static void bshw_dmastart(struct ct_softc *);
static void bshw_dmadone(struct ct_softc *);
int
bshw_dma_xfer_start(ct)
struct ct_softc *ct;
{
struct scsi_low_softc *slp = &ct->sc_sclow;
struct sc_p *sp = &slp->sl_scp;
struct ct_bus_access_handle *chp = &ct->sc_ch;
struct bshw_softc *bs = ct->ct_hw;
vaddr_t va, endva, phys, nphys;
u_int io_control;
io_control = bs->sc_io_control | bshw_io_control;
if ((io_control & BSHW_DMA_BLOCK) != 0 && sp->scp_datalen < 256)
return EINVAL;
ct_cr_write_1(chp, wd3s_ctrl, ct->sc_creg | CR_DMA);
phys = vtophys((vaddr_t) sp->scp_data);
if (phys >= bs->sc_minphys)
{
/* setup segaddr */
bs->sc_segaddr = bs->sc_bounce_phys;
/* setup seglen */
bs->sc_seglen = sp->scp_datalen;
if (bs->sc_seglen > bs->sc_bounce_size)
bs->sc_seglen = bs->sc_bounce_size;
/* setup bufp */
bs->sc_bufp = bs->sc_bounce_addr;
if (sp->scp_direction == SCSI_LOW_WRITE)
bcopy(sp->scp_data, bs->sc_bufp, bs->sc_seglen);
}
else
{
/* setup segaddr */
bs->sc_segaddr = (u_int8_t *) phys;
/* setup seglen */
endva = (vaddr_t) round_page((vaddr_t) sp->scp_data + sp->scp_datalen);
for (va = (vaddr_t) sp->scp_data; ; phys = nphys)
{
if ((va += BSHW_PAGE_SIZE) >= endva)
{
bs->sc_seglen = sp->scp_datalen;
break;
}
nphys = vtophys(va);
if (phys + BSHW_PAGE_SIZE != nphys || nphys >= bs->sc_minphys)
{
bs->sc_seglen =
(u_int8_t *) trunc_page(va) - sp->scp_data;
break;
}
}
/* setup bufp */
bs->sc_bufp = NULL;
}
bshw_dmastart(ct);
cthw_set_count(chp, bs->sc_seglen);
ct_cr_write_1(chp, wd3s_cmd, WD3S_TFR_INFO);
return 0;
}
void
bshw_dma_xfer_stop(ct)
struct ct_softc *ct;
{
struct scsi_low_softc *slp = &ct->sc_sclow;
struct sc_p *sp = &slp->sl_scp;
struct bshw_softc *bs = ct->ct_hw;
struct targ_info *ti;
u_int count, transbytes;
bshw_dmadone(ct);
ti = slp->sl_Tnexus;
if (ti == NULL)
return;
if (ti->ti_phase == PH_DATA)
{
count = cthw_get_count(&ct->sc_ch);
if (count < (u_int) bs->sc_seglen)
{
transbytes = bs->sc_seglen - count;
if (bs->sc_bufp != NULL &&
sp->scp_direction == SCSI_LOW_READ)
bcopy(bs->sc_bufp, sp->scp_data, transbytes);
sp->scp_data += transbytes;
sp->scp_datalen -= transbytes;
}
else if (count > (u_int) bs->sc_seglen)
{
printf("%s: port data %x != seglen %x\n",
slp->sl_xname, count, bs->sc_seglen);
slp->sl_error |= PDMAERR;
}
scsi_low_data_finish(slp);
}
else
{
printf("%s: extra DMA interrupt\n", slp->sl_xname);
slp->sl_error |= PDMAERR;
}
bs->sc_bufp = NULL;
}
/* common dma settings */
#undef DMA1_SMSK
#define DMA1_SMSK (0x15)
#undef DMA1_MODE
#define DMA1_MODE (0x17)
#undef DMA1_FFC
#define DMA1_FFC (0x19)
#undef DMA1_CHN
#define DMA1_CHN(c) (0x01 + ((c) << 2))
#define DMA37SM_SET 0x04
#define DMA37MD_WRITE 0x04
#define DMA37MD_READ 0x08
#define DMA37MD_SINGLE 0x40
static bus_addr_t dmapageport[4] = { 0x27, 0x21, 0x23, 0x25 };
static __inline void
bshw_dma_write_1(chp, port, val)
struct ct_bus_access_handle *chp;
bus_addr_t port;
u_int8_t val;
{
CT_BUS_WEIGHT(chp);
outb(port, val);
}
static void
bshw_dmastart(ct)
struct ct_softc *ct;
{
struct scsi_low_softc *slp = &ct->sc_sclow;
struct bshw_softc *bs = ct->ct_hw;
struct ct_bus_access_handle *chp = &ct->sc_ch;
int chan = bs->sc_drq;
bus_addr_t waport;
u_int8_t regv, *phys = bs->sc_segaddr;
u_int nbytes = bs->sc_seglen;
/* flush cpu cache */
(*bs->sc_dmasync_before) (ct);
/*
* Program one of DMA channels 0..3. These are
* byte mode channels.
*/
/* set dma channel mode, and reset address ff */
if (slp->sl_scp.scp_direction == SCSI_LOW_READ)
regv = DMA37MD_WRITE | DMA37MD_SINGLE | chan;
else
regv = DMA37MD_READ | DMA37MD_SINGLE | chan;
bshw_dma_write_1(chp, DMA1_MODE, regv);
bshw_dma_write_1(chp, DMA1_FFC, 0);
/* send start address */
waport = DMA1_CHN(chan);
bshw_dma_write_1(chp, waport, (u_int) phys);
bshw_dma_write_1(chp, waport, ((u_int) phys) >> 8);
bshw_dma_write_1(chp, dmapageport[chan], ((u_int) phys) >> 16);
/* send count */
bshw_dma_write_1(chp, waport + 2, --nbytes);
bshw_dma_write_1(chp, waport + 2, nbytes >> 8);
/* vendor unique hook */
if (bs->sc_hw->hw_dma_start)
(*bs->sc_hw->hw_dma_start)(ct);
bshw_dma_write_1(chp, DMA1_SMSK, chan);
ct_cmdp_write_1(chp, CMDP_DMES);
}
static void
bshw_dmadone(ct)
struct ct_softc *ct;
{
struct bshw_softc *bs = ct->ct_hw;
struct ct_bus_access_handle *chp = &ct->sc_ch;
bshw_dma_write_1(chp, DMA1_SMSK, (bs->sc_drq | DMA37SM_SET));
ct_cmdp_write_1(chp, CMDP_DMER);
/* vendor unique hook */
if (bs->sc_hw->hw_dma_stop)
(*bs->sc_hw->hw_dma_stop) (ct);
/* flush cpu cache */
(*bs->sc_dmasync_after) (ct);
}
/**********************************************
* VENDOR UNIQUE DMA FUNCS
**********************************************/
static int bshw_dma_init_sc98(struct ct_softc *);
static void bshw_dma_start_sc98(struct ct_softc *);
static void bshw_dma_stop_sc98(struct ct_softc *);
static int bshw_dma_init_texa(struct ct_softc *);
static void bshw_dma_start_elecom(struct ct_softc *);
static void bshw_dma_stop_elecom(struct ct_softc *);
static int
bshw_dma_init_texa(ct)
struct ct_softc *ct;
{
struct ct_bus_access_handle *chp = &ct->sc_ch;
u_int8_t regval;
if ((regval = ct_cr_read_1(chp, 0x37)) & 0x08)
return 0;
ct_cr_write_1(chp, 0x37, regval | 0x08);
regval = ct_cr_read_1(chp, 0x3f);
ct_cr_write_1(chp, 0x3f, regval | 0x08);
return 1;
}
static int
bshw_dma_init_sc98(ct)
struct ct_softc *ct;
{
struct ct_bus_access_handle *chp = &ct->sc_ch;
if (ct_cr_read_1(chp, 0x37) & 0x08)
return 0;
/* If your card is SC98 with bios ver 1.01 or 1.02 under no PCI */
ct_cr_write_1(chp, 0x37, 0x1a);
ct_cr_write_1(chp, 0x3f, 0x1a);
#if 0
/* only valid for IO */
ct_cr_write_1(chp, 0x40, 0xf4);
ct_cr_write_1(chp, 0x41, 0x9);
ct_cr_write_1(chp, 0x43, 0xff);
ct_cr_write_1(chp, 0x46, 0x4e);
ct_cr_write_1(chp, 0x48, 0xf4);
ct_cr_write_1(chp, 0x49, 0x9);
ct_cr_write_1(chp, 0x4b, 0xff);
ct_cr_write_1(chp, 0x4e, 0x4e);
#endif
return 1;
}
static void
bshw_dma_start_sc98(ct)
struct ct_softc *ct;
{
struct ct_bus_access_handle *chp = &ct->sc_ch;
ct_cr_write_1(chp, 0x73, 0x32);
ct_cr_write_1(chp, 0x74, 0x23);
}
static void
bshw_dma_stop_sc98(ct)
struct ct_softc *ct;
{
struct ct_bus_access_handle *chp = &ct->sc_ch;
ct_cr_write_1(chp, 0x73, 0x43);
ct_cr_write_1(chp, 0x74, 0x34);
}
static void
bshw_dma_start_elecom(ct)
struct ct_softc *ct;
{
struct ct_bus_access_handle *chp = &ct->sc_ch;
u_int8_t tmp = ct_cr_read_1(chp, 0x4c);
ct_cr_write_1(chp, 0x32, tmp & 0xdf);
}
static void
bshw_dma_stop_elecom(ct)
struct ct_softc *ct;
{
struct ct_bus_access_handle *chp = &ct->sc_ch;
u_int8_t tmp = ct_cr_read_1(chp, 0x4c);
ct_cr_write_1(chp, 0x32, tmp | 0x20);
}
static struct bshw bshw_generic = {
BSHW_SYNC_RELOAD,
0,
NULL,
NULL,
NULL,
};
static struct bshw bshw_sc98 = {
BSHW_DOUBLE_DMACHAN,
0x60,
bshw_dma_init_sc98,
bshw_dma_start_sc98,
bshw_dma_stop_sc98,
};
static struct bshw bshw_texa = {
BSHW_DOUBLE_DMACHAN,
0x60,
bshw_dma_init_texa,
NULL,
NULL,
};
static struct bshw bshw_elecom = {
0,
0x38,
NULL,
bshw_dma_start_elecom,
bshw_dma_stop_elecom,
};
static struct bshw bshw_lc_smit = {
BSHW_SMFIFO | BSHW_DOUBLE_DMACHAN,
0x60,
NULL,
NULL,
NULL,
};
static struct bshw bshw_lha20X = {
BSHW_DOUBLE_DMACHAN,
0x60,
NULL,
NULL,
NULL,
};
/* hw tabs */
static dvcfg_hw_t bshw_hwsel_array[] = {
/* 0x00 */ &bshw_generic,
/* 0x01 */ &bshw_sc98,
/* 0x02 */ &bshw_texa,
/* 0x03 */ &bshw_elecom,
/* 0x04 */ &bshw_lc_smit,
/* 0x05 */ &bshw_lha20X,
};
struct dvcfg_hwsel bshw_hwsel = {
DVCFG_HWSEL_SZ(bshw_hwsel_array),
bshw_hwsel_array
};