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Eliminate an uninitialized variable warning.

This commit is contained in:
tsutsui 2003-10-29 17:45:55 +00:00
parent 159c103f63
commit a17f7ef138
1 changed files with 42 additions and 36 deletions
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78
sys/dev/ic/oosiop.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: oosiop.c,v 1.3 2003/09/26 16:02:24 simonb Exp $ */
/* $NetBSD: oosiop.c,v 1.4 2003/10/29 17:45:55 tsutsui Exp $ */
/*
* Copyright (c) 2001 Shuichiro URATA. All rights reserved.
@ -35,7 +35,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: oosiop.c,v 1.3 2003/09/26 16:02:24 simonb Exp $");
__KERNEL_RCSID(0, "$NetBSD: oosiop.c,v 1.4 2003/10/29 17:45:55 tsutsui Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -438,7 +438,7 @@ oosiop_load_script(struct oosiop_softc *sc)
static void
oosiop_setup_sgdma(struct oosiop_softc *sc, struct oosiop_cb *cb)
{
int i, n, off;
int i, n, off, control;
struct oosiop_xfer *xfer;
OOSIOP_XFERSCR_SYNC(sc, cb,
@ -446,51 +446,57 @@ oosiop_setup_sgdma(struct oosiop_softc *sc, struct oosiop_cb *cb)
off = cb->curdp;
xfer = cb->xfer;
control = cb->xs->xs_control;
/* Find start segment */
if (cb->xs->xs_control & (XS_CTL_DATA_IN | XS_CTL_DATA_OUT)) {
if (control & (XS_CTL_DATA_IN | XS_CTL_DATA_OUT)) {
/* Find start segment */
for (i = 0; i < cb->datadma->dm_nsegs; i++) {
if (off < cb->datadma->dm_segs[i].ds_len)
break;
off -= cb->datadma->dm_segs[i].ds_len;
}
}
/* build MOVE block */
if (cb->xs->xs_control & XS_CTL_DATA_IN) {
n = 0;
while (i < cb->datadma->dm_nsegs) {
xfer->datain_scr[n * 2 + 0] = htole32(0x09000000 |
(cb->datadma->dm_segs[i].ds_len - off));
/* build MOVE block */
if (control & XS_CTL_DATA_IN) {
n = 0;
while (i < cb->datadma->dm_nsegs) {
xfer->datain_scr[n * 2 + 0] =
htole32(0x09000000 |
(cb->datadma->dm_segs[i].ds_len - off));
xfer->datain_scr[n * 2 + 1] =
htole32(cb->datadma->dm_segs[i].ds_addr +
off);
n++;
i++;
off = 0;
}
xfer->datain_scr[n * 2 + 0] = htole32(0x80080000);
xfer->datain_scr[n * 2 + 1] =
htole32(cb->datadma->dm_segs[i].ds_addr + off);
n++;
i++;
off = 0;
htole32(sc->sc_scrbase + Ent_phasedispatch);
}
xfer->datain_scr[n * 2 + 0] = htole32(0x80080000);
xfer->datain_scr[n * 2 + 1] =
htole32(sc->sc_scrbase + Ent_phasedispatch);
} else {
if (control & XS_CTL_DATA_OUT) {
n = 0;
while (i < cb->datadma->dm_nsegs) {
xfer->dataout_scr[n * 2 + 0] =
htole32(0x08000000 |
(cb->datadma->dm_segs[i].ds_len - off));
xfer->dataout_scr[n * 2 + 1] =
htole32(cb->datadma->dm_segs[i].ds_addr +
off);
n++;
i++;
off = 0;
}
xfer->dataout_scr[n * 2 + 0] = htole32(0x80080000);
xfer->dataout_scr[n * 2 + 1] =
htole32(sc->sc_scrbase + Ent_phasedispatch);
}
}
if ((control & XS_CTL_DATA_IN) == 0) {
xfer->datain_scr[0] = htole32(0x98080000);
xfer->datain_scr[1] = htole32(DATAIN_TRAP);
}
if (cb->xs->xs_control & XS_CTL_DATA_OUT) {
n = 0;
while (i < cb->datadma->dm_nsegs) {
xfer->dataout_scr[n * 2 + 0] = htole32(0x08000000 |
(cb->datadma->dm_segs[i].ds_len - off));
xfer->dataout_scr[n * 2 + 1] =
htole32(cb->datadma->dm_segs[i].ds_addr + off);
n++;
i++;
off = 0;
}
xfer->dataout_scr[n * 2 + 0] = htole32(0x80080000);
xfer->dataout_scr[n * 2 + 1] =
htole32(sc->sc_scrbase + Ent_phasedispatch);
} else {
if ((control & XS_CTL_DATA_OUT) == 0) {
xfer->dataout_scr[0] = htole32(0x98080000);
xfer->dataout_scr[1] = htole32(DATAOUT_TRAP);
}