Module Name: src
Committed By: tsutsui
Date: Fri Feb 3 23:06:42 UTC 2023
Modified Files:
src/sys/arch/next68k/dev: nextdma.c nextdmareg.h nextdmavar.h
Log Message:
Misc KNF and cosmetics.
To generate a diff of this commit:
cvs rdiff -u -r1.50 -r1.51 src/sys/arch/next68k/dev/nextdma.c
cvs rdiff -u -r1.9 -r1.10 src/sys/arch/next68k/dev/nextdmareg.h
cvs rdiff -u -r1.17 -r1.18 src/sys/arch/next68k/dev/nextdmavar.h
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/next68k/dev/nextdma.c
diff -u src/sys/arch/next68k/dev/nextdma.c:1.50 src/sys/arch/next68k/dev/nextdma.c:1.51
--- src/sys/arch/next68k/dev/nextdma.c:1.50 Fri Mar 31 08:38:13 2017
+++ src/sys/arch/next68k/dev/nextdma.c Fri Feb 3 23:06:42 2023
@@ -1,4 +1,4 @@
-/* $NetBSD: nextdma.c,v 1.50 2017/03/31 08:38:13 msaitoh Exp $ */
+/* $NetBSD: nextdma.c,v 1.51 2023/02/03 23:06:42 tsutsui Exp $ */
/*
* Copyright (c) 1998 Darrin B. Jewell
* All rights reserved.
@@ -25,11 +25,11 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: nextdma.c,v 1.50 2017/03/31 08:38:13 msaitoh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: nextdma.c,v 1.51 2023/02/03 23:06:42 tsutsui Exp $");
#include <sys/param.h>
#include <sys/systm.h>
-#include <sys/mbuf.h>
+#include <sys/mbuf.h>
#include <sys/syslog.h>
#include <sys/socket.h>
#include <sys/device.h>
@@ -168,14 +168,32 @@ CFATTACH_DECL_NEW(nextdma, sizeof(struct
static struct nextdma_channel nextdma_channel[] = {
#if NESP > 0
- { "scsi", NEXT_P_SCSI_CSR, DD_SIZE, NEXT_I_SCSI_DMA, &nextdma_esp_intr },
+ {
+ "scsi",
+ NEXT_P_SCSI_CSR,
+ DD_SIZE,
+ NEXT_I_SCSI_DMA,
+ &nextdma_esp_intr
+ },
#endif
#if NXE > 0
- { "enetx", NEXT_P_ENETX_CSR, DD_SIZE, NEXT_I_ENETX_DMA, &nextdma_enet_intr },
- { "enetr", NEXT_P_ENETR_CSR, DD_SIZE, NEXT_I_ENETR_DMA, &nextdma_enet_intr },
+ {
+ "enetx",
+ NEXT_P_ENETX_CSR,
+ DD_SIZE,
+ NEXT_I_ENETX_DMA,
+ &nextdma_enet_intr
+ },
+ {
+ "enetr",
+ NEXT_P_ENETR_CSR,
+ DD_SIZE,
+ NEXT_I_ENETR_DMA,
+ &nextdma_enet_intr
+ },
#endif
};
-static int nnextdma_channels = (sizeof(nextdma_channel)/sizeof(nextdma_channel[0]));
+static int nnextdma_channels = __arraycount(nextdma_channel);
static int attached = 0;
@@ -206,11 +224,11 @@ nextdma_match(device_t parent, cfdata_t
struct intio_attach_args *ia = (struct intio_attach_args *)aux;
if (attached >= nnextdma_channels)
- return (0);
+ return 0;
ia->ia_addr = (void *)nextdma_channel[attached].nd_base;
- return (1);
+ return 1;
}
void
@@ -229,22 +247,20 @@ nextdma_attach(device_t parent, device_t
nsc->sc_bst = ia->ia_bst;
if (bus_space_map(nsc->sc_bst, nsc->sc_chan->nd_base,
- nsc->sc_chan->nd_size, 0, &nsc->sc_bsh)) {
+ nsc->sc_chan->nd_size, 0, &nsc->sc_bsh)) {
panic("%s: can't map DMA registers for channel %s",
- device_xname(self), nsc->sc_chan->nd_name);
+ device_xname(self), nsc->sc_chan->nd_name);
}
- nextdma_init (nsc);
+ nextdma_init(nsc);
isrlink_autovec(nsc->sc_chan->nd_intrfunc, nsc,
- NEXT_I_IPL(nsc->sc_chan->nd_intr), 10, NULL);
+ NEXT_I_IPL(nsc->sc_chan->nd_intr), 10, NULL);
INTR_ENABLE(nsc->sc_chan->nd_intr);
- printf (": channel %d (%s)\n", attached,
+ printf(": channel %d (%s)\n", attached,
nsc->sc_chan->nd_name);
attached++;
-
- return;
}
void
@@ -257,7 +273,7 @@ nextdma_init(struct nextdma_softc *nsc)
snprintb(sbuf, sizeof(sbuf), NEXT_INTR_BITS,
NEXT_I_BIT(nsc->sc_chan->nd_intr));
printf("DMA init ipl (%ld) intr(%s)\n",
- NEXT_I_IPL(nsc->sc_chan->nd_intr), sbuf);
+ NEXT_I_IPL(nsc->sc_chan->nd_intr), sbuf);
}
#endif
@@ -267,8 +283,8 @@ nextdma_init(struct nextdma_softc *nsc)
nsc->sc_stat.nd_idx_cont = 0;
nsc->sc_stat.nd_exception = 0;
- nd_bsw4 (DD_CSR, DMACSR_RESET | DMACSR_CLRCOMPLETE);
- nd_bsw4 (DD_CSR, 0);
+ nd_bsw4(DD_CSR, DMACSR_RESET | DMACSR_CLRCOMPLETE);
+ nd_bsw4(DD_CSR, 0);
#if 01
nextdma_setup_curr_regs(nsc);
@@ -287,10 +303,10 @@ nextdma_init(struct nextdma_softc *nsc)
*/
state &= (DMACSR_COMPLETE | DMACSR_SUPDATE | DMACSR_ENABLE);
#else
- state &= (DMACSR_BUSEXC | DMACSR_COMPLETE |
+ state &= (DMACSR_BUSEXC | DMACSR_COMPLETE |
DMACSR_SUPDATE | DMACSR_ENABLE);
#endif
- if (state) {
+ if (state != 0) {
nextdma_print(nsc);
panic("DMA did not reset");
}
@@ -309,17 +325,19 @@ nextdma_reset(struct nextdma_softc *nsc)
DPRINTF(("DMA reset\n"));
#if (defined(ND_DEBUG))
- if (NEXTDMA_DEBUG > 1) nextdma_print(nsc);
+ if (NEXTDMA_DEBUG > 1)
+ nextdma_print(nsc);
#endif
- nd_bsw4 (DD_CSR, DMACSR_CLRCOMPLETE | DMACSR_RESET);
+ nd_bsw4(DD_CSR, DMACSR_CLRCOMPLETE | DMACSR_RESET);
if ((stat->nd_map) || (stat->nd_map_cont)) {
if (stat->nd_map_cont) {
- DPRINTF(("DMA: resetting with non null continue map\n"));
- if (nsc->sc_conf.nd_completed_cb)
- (*nsc->sc_conf.nd_completed_cb)
- (stat->nd_map_cont, nsc->sc_conf.nd_cb_arg);
-
+ DPRINTF(
+ ("DMA: resetting with non null continue map\n"));
+ if (nsc->sc_conf.nd_completed_cb)
+ (*nsc->sc_conf.nd_completed_cb)(
+ stat->nd_map_cont, nsc->sc_conf.nd_cb_arg);
+
stat->nd_map_cont = 0;
stat->nd_idx_cont = 0;
}
@@ -335,7 +353,8 @@ nextdma_reset(struct nextdma_softc *nsc)
/****************************************************************/
-/* Call the completed and continue callbacks to try to fill
+/*
+ * Call the completed and continue callbacks to try to fill
* in the dma continue buffers.
*/
void
@@ -343,19 +362,19 @@ nextdma_rotate(struct nextdma_softc *nsc
{
struct nextdma_status *stat = &nsc->sc_stat;
- NDTRACEIF (ndtrace_addc('r'));
+ NDTRACEIF(ndtrace_addc('r'));
DPRINTF(("DMA nextdma_rotate()\n"));
/* Rotate the continue map into the current map */
stat->nd_map = stat->nd_map_cont;
stat->nd_idx = stat->nd_idx_cont;
- if ((!stat->nd_map_cont) ||
+ if ((stat->nd_map_cont == NULL) ||
((++stat->nd_idx_cont >= stat->nd_map_cont->dm_nsegs))) {
- if (nsc->sc_conf.nd_continue_cb) {
+ if (nsc->sc_conf.nd_continue_cb != NULL) {
stat->nd_map_cont = (*nsc->sc_conf.nd_continue_cb)
(nsc->sc_conf.nd_cb_arg);
- if (stat->nd_map_cont) {
+ if (stat->nd_map_cont != NULL) {
stat->nd_map_cont->dm_xfer_len = 0;
}
} else {
@@ -366,12 +385,14 @@ nextdma_rotate(struct nextdma_softc *nsc
#if defined(DIAGNOSTIC) && 0
if (stat->nd_map_cont) {
- if (!DMA_BEGINALIGNED(stat->nd_map_cont->dm_segs[stat->nd_idx_cont].ds_addr)) {
+ if (!DMA_BEGINALIGNED(
+ stat->nd_map_cont->dm_segs[stat->nd_idx_cont].ds_addr)) {
nextdma_print(nsc);
panic("DMA request unaligned at start");
}
- if (!DMA_ENDALIGNED(stat->nd_map_cont->dm_segs[stat->nd_idx_cont].ds_addr +
- stat->nd_map_cont->dm_segs[stat->nd_idx_cont].ds_len)) {
+ if (!DMA_ENDALIGNED(
+ stat->nd_map_cont->dm_segs[stat->nd_idx_cont].ds_addr +
+ stat->nd_map_cont->dm_segs[stat->nd_idx_cont].ds_len)) {
nextdma_print(nsc);
panic("DMA request unaligned at end");
}
@@ -389,16 +410,17 @@ nextdma_setup_curr_regs(struct nextdma_s
bus_addr_t dd_saved_limit;
struct nextdma_status *stat = &nsc->sc_stat;
- NDTRACEIF (ndtrace_addc('C'));
+ NDTRACEIF(ndtrace_addc('C'));
DPRINTF(("DMA nextdma_setup_curr_regs()\n"));
- if (stat->nd_map) {
+ if (stat->nd_map != NULL) {
dd_next = stat->nd_map->dm_segs[stat->nd_idx].ds_addr;
dd_limit = (stat->nd_map->dm_segs[stat->nd_idx].ds_addr +
stat->nd_map->dm_segs[stat->nd_idx].ds_len);
if (!turbo && nsc->sc_chan->nd_intr == NEXT_I_ENETX_DMA) {
- dd_limit |= 0x80000000; /* Ethernet transmit needs secret magic */
+ /* Ethernet transmit needs secret magic */
+ dd_limit |= 0x80000000;
dd_limit += 15;
}
} else {
@@ -409,25 +431,28 @@ nextdma_setup_curr_regs(struct nextdma_s
dd_saved_next = dd_next;
dd_saved_limit = dd_limit;
- NDTRACEIF (if (stat->nd_map) {
- ndtrace_printf("%ld", stat->nd_map->dm_segs[stat->nd_idx].ds_len);
+ NDTRACEIF(if (stat->nd_map) {
+ ndtrace_printf("%ld",
+ stat->nd_map->dm_segs[stat->nd_idx].ds_len);
});
if (!turbo && (nsc->sc_chan->nd_intr == NEXT_I_ENETX_DMA)) {
- nd_bsw4 (DD_NEXT_INITBUF, dd_next);
+ nd_bsw4(DD_NEXT_INITBUF, dd_next);
} else {
- nd_bsw4 (DD_NEXT, dd_next);
+ nd_bsw4(DD_NEXT, dd_next);
}
- nd_bsw4 (DD_LIMIT, dd_limit);
- if (!turbo) nd_bsw4 (DD_SAVED_NEXT, dd_saved_next);
- if (!turbo) nd_bsw4 (DD_SAVED_LIMIT, dd_saved_limit);
+ nd_bsw4(DD_LIMIT, dd_limit);
+ if (!turbo)
+ nd_bsw4(DD_SAVED_NEXT, dd_saved_next);
+ if (!turbo)
+ nd_bsw4(DD_SAVED_LIMIT, dd_saved_limit);
#ifdef DIAGNOSTIC
- if ((nd_bsr4 (DD_NEXT_INITBUF) != dd_next)
- || (nd_bsr4 (DD_NEXT) != dd_next)
- || (nd_bsr4 (DD_LIMIT) != dd_limit)
- || (!turbo && (nd_bsr4 (DD_SAVED_NEXT) != dd_saved_next))
- || (!turbo && (nd_bsr4 (DD_SAVED_LIMIT) != dd_saved_limit))
+ if ((nd_bsr4(DD_NEXT_INITBUF) != dd_next)
+ || (nd_bsr4(DD_NEXT) != dd_next)
+ || (nd_bsr4(DD_LIMIT) != dd_limit)
+ || (!turbo && (nd_bsr4(DD_SAVED_NEXT) != dd_saved_next))
+ || (!turbo && (nd_bsr4(DD_SAVED_LIMIT) != dd_saved_limit))
) {
nextdma_print(nsc);
panic("DMA failure writing to current regs");
@@ -444,42 +469,48 @@ nextdma_setup_cont_regs(struct nextdma_s
bus_addr_t dd_saved_stop;
struct nextdma_status *stat = &nsc->sc_stat;
- NDTRACEIF (ndtrace_addc('c'));
+ NDTRACEIF(ndtrace_addc('c'));
DPRINTF(("DMA nextdma_setup_regs()\n"));
- if (stat->nd_map_cont) {
- dd_start = stat->nd_map_cont->dm_segs[stat->nd_idx_cont].ds_addr;
- dd_stop = (stat->nd_map_cont->dm_segs[stat->nd_idx_cont].ds_addr +
- stat->nd_map_cont->dm_segs[stat->nd_idx_cont].ds_len);
+ if (stat->nd_map_cont != NULL) {
+ dd_start =
+ stat->nd_map_cont->dm_segs[stat->nd_idx_cont].ds_addr;
+ dd_stop =
+ stat->nd_map_cont->dm_segs[stat->nd_idx_cont].ds_addr +
+ stat->nd_map_cont->dm_segs[stat->nd_idx_cont].ds_len;
if (!turbo && nsc->sc_chan->nd_intr == NEXT_I_ENETX_DMA) {
- dd_stop |= 0x80000000; /* Ethernet transmit needs secret magic */
+ /* Ethernet transmit needs secret magic */
+ dd_stop |= 0x80000000;
dd_stop += 15;
}
} else {
- dd_start = turbo ? nd_bsr4 (DD_NEXT) : 0xdeadbee0;
+ dd_start = turbo ? nd_bsr4(DD_NEXT) : 0xdeadbee0;
dd_stop = turbo ? 0 : 0xdeadbee0;
}
dd_saved_start = dd_start;
dd_saved_stop = dd_stop;
- NDTRACEIF (if (stat->nd_map_cont) {
- ndtrace_printf("%ld", stat->nd_map_cont->dm_segs[stat->nd_idx_cont].ds_len);
+ NDTRACEIF(if (stat->nd_map_cont != NULL) {
+ ndtrace_printf("%ld",
+ stat->nd_map_cont->dm_segs[stat->nd_idx_cont].ds_len);
});
- nd_bsw4 (DD_START, dd_start);
- nd_bsw4 (DD_STOP, dd_stop);
- if (!turbo) nd_bsw4 (DD_SAVED_START, dd_saved_start);
- if (!turbo) nd_bsw4 (DD_SAVED_STOP, dd_saved_stop);
+ nd_bsw4(DD_START, dd_start);
+ nd_bsw4(DD_STOP, dd_stop);
+ if (!turbo)
+ nd_bsw4(DD_SAVED_START, dd_saved_start);
+ if (!turbo)
+ nd_bsw4(DD_SAVED_STOP, dd_saved_stop);
if (turbo && nsc->sc_chan->nd_intr == NEXT_I_ENETR_DMA)
- nd_bsw4 (DD_STOP - 0x40, dd_start);
+ nd_bsw4(DD_STOP - 0x40, dd_start);
#ifdef DIAGNOSTIC
- if ((nd_bsr4 (DD_START) != dd_start)
- || (dd_stop && (nd_bsr4 (DD_STOP) != dd_stop))
- || (!turbo && (nd_bsr4 (DD_SAVED_START) != dd_saved_start))
- || (!turbo && (nd_bsr4 (DD_SAVED_STOP) != dd_saved_stop))
+ if ((nd_bsr4(DD_START) != dd_start)
+ || (dd_stop && (nd_bsr4(DD_STOP) != dd_stop))
+ || (!turbo && (nd_bsr4(DD_SAVED_START) != dd_saved_start))
+ || (!turbo && (nd_bsr4(DD_SAVED_STOP) != dd_saved_stop))
) {
nextdma_print(nsc);
panic("DMA failure writing to continue regs");
@@ -500,13 +531,12 @@ nextdma_esp_intr(void *arg)
*/
struct nextdma_softc *nsc = arg;
int esp_dma_int(void *); /* XXX */
-
+
if (!INTR_OCCURRED(nsc->sc_chan->nd_intr))
return 0;
/* Handle dma interrupts */
- return esp_dma_int (nsc->sc_conf.nd_cb_arg);
-
+ return esp_dma_int(nsc->sc_conf.nd_cb_arg);
}
#endif
@@ -514,7 +544,9 @@ nextdma_esp_intr(void *arg)
static int
nextdma_enet_intr(void *arg)
{
- /* @@@ This is bogus, we can't be certain of arg's type
+
+ /*
+ * @@@ This is bogus, we can't be certain of arg's type
* unless the interrupt is for us. For now we successfully
* cheat because DMA interrupts are the only things invoked
* at this interrupt level.
@@ -531,7 +563,7 @@ nextdma_enet_intr(void *arg)
return 0;
/* Handle dma interrupts */
- NDTRACEIF (ndtrace_addc('D'));
+ NDTRACEIF(ndtrace_addc('D'));
#ifdef ND_DEBUG
if (NEXTDMA_DEBUG) {
char sbuf[256];
@@ -539,25 +571,25 @@ nextdma_enet_intr(void *arg)
snprintb(sbuf, sizeof(sbuf), NEXT_INTR_BITS,
NEXT_I_BIT(nsc->sc_chan->nd_intr));
printf("DMA interrupt ipl (%ld) intr(%s)\n",
- NEXT_I_IPL(nsc->sc_chan->nd_intr), sbuf);
+ NEXT_I_IPL(nsc->sc_chan->nd_intr), sbuf);
}
#endif
#ifdef DIAGNOSTIC
- if (!stat->nd_map) {
+ if (stat->nd_map == NULL) {
nextdma_print(nsc);
panic("DMA missing current map in interrupt!");
}
#endif
- state = nd_bsr4 (DD_CSR);
+ state = nd_bsr4(DD_CSR);
#if defined(ND_DEBUG)
nextdma_debug_savestate(nsc, state);
#endif
#ifdef DIAGNOSTIC
- if (/* (state & DMACSR_READ) || */ !(state & DMACSR_COMPLETE)) {
+ if (/* (state & DMACSR_READ) || */ (state & DMACSR_COMPLETE) == 0) {
char sbuf[256];
nextdma_print(nsc);
snprintb(sbuf, sizeof(sbuf), DMACSR_BITS, state);
@@ -567,16 +599,16 @@ nextdma_enet_intr(void *arg)
#endif
DPRINTF(("DMA: finishing xfer\n"));
-
+
onext = stat->nd_map->dm_segs[stat->nd_idx].ds_addr;
olimit = onext + stat->nd_map->dm_segs[stat->nd_idx].ds_len;
result = 0;
- if (state & DMACSR_ENABLE) {
+ if ((state & DMACSR_ENABLE) != 0) {
/* enable bit was set */
result |= 0x01;
}
- if (state & DMACSR_SUPDATE) {
+ if ((state & DMACSR_SUPDATE) != 0) {
/* supdate bit was set */
result |= 0x02;
}
@@ -585,7 +617,7 @@ nextdma_enet_intr(void *arg)
/* Expecting a shutdown, didn't SETSUPDATE last turn */
result |= 0x04;
}
- if (state & DMACSR_BUSEXC) {
+ if ((state & DMACSR_BUSEXC) != 0) {
/* bus exception bit was set */
result |= 0x08;
}
@@ -593,38 +625,42 @@ nextdma_enet_intr(void *arg)
case 0x00: /* !BUSEXC && !expecting && !SUPDATE && !ENABLE */
case 0x08: /* BUSEXC && !expecting && !SUPDATE && !ENABLE */
if (turbo) {
- volatile u_int *limit = (volatile u_int *)IIOV(0x2000050+0x4000);
+ volatile u_int *limit =
+ (volatile u_int *)IIOV(0x2000050 + 0x4000);
slimit = *limit;
} else {
- slimit = nd_bsr4 (DD_SAVED_LIMIT);
+ slimit = nd_bsr4(DD_SAVED_LIMIT);
}
break;
case 0x01: /* !BUSEXC && !expecting && !SUPDATE && ENABLE */
case 0x09: /* BUSEXC && !expecting && !SUPDATE && ENABLE */
if (turbo) {
- volatile u_int *limit = (volatile u_int *)IIOV(0x2000050+0x4000);
+ volatile u_int *limit =
+ (volatile u_int *)IIOV(0x2000050 + 0x4000);
slimit = *limit;
} else {
- slimit = nd_bsr4 (DD_SAVED_LIMIT);
+ slimit = nd_bsr4(DD_SAVED_LIMIT);
}
break;
case 0x02: /* !BUSEXC && !expecting && SUPDATE && !ENABLE */
- case 0x0a: /* BUSEXC && !expecting && SUPDATE && !ENABLE */
- slimit = nd_bsr4 (DD_NEXT);
+ case 0x0a: /* BUSEXC && !expecting && SUPDATE && !ENABLE */
+ slimit = nd_bsr4(DD_NEXT);
break;
case 0x04: /* !BUSEXC && expecting && !SUPDATE && !ENABLE */
- case 0x0c: /* BUSEXC && expecting && !SUPDATE && !ENABLE */
- slimit = nd_bsr4 (DD_LIMIT);
+ case 0x0c: /* BUSEXC && expecting && !SUPDATE && !ENABLE */
+ slimit = nd_bsr4(DD_LIMIT);
break;
default:
#ifdef DIAGNOSTIC
{
char sbuf[256];
- printf("DMA: please send this output to port-next68k-maintai...@netbsd.org:\n");
+ printf("DMA: please send this output to"
+ " port-next68k-maintai...@netbsd.org:\n");
snprintb(sbuf, sizeof(sbuf), DMACSR_BITS, state);
printf("DMA: state %s\n",sbuf);
nextdma_print(nsc);
- panic("DMA: condition 0x%02x not yet documented to occur",result);
+ panic("DMA: condition 0x%02x not yet documented to occur",
+ result);
}
#endif
slimit = olimit;
@@ -637,32 +673,37 @@ nextdma_enet_intr(void *arg)
}
#ifdef DIAGNOSTIC
- if ((state & DMACSR_READ))
- DPRINTF (("limits: 0x%08lx <= 0x%08lx <= 0x%08lx %s\n", onext, slimit, olimit,
- (state & DMACSR_READ) ? "read" : "write"));
- if ((slimit < onext) || (slimit > olimit)) {
+ if ((state & DMACSR_READ) != 0)
+ DPRINTF(("limits: 0x%08lx <= 0x%08lx <= 0x%08lx %s\n",
+ onext, slimit, olimit,
+ (state & DMACSR_READ) ? "read" : "write"));
+ if (slimit < onext || slimit > olimit) {
char sbuf[256];
snprintb(sbuf, sizeof(sbuf), DMACSR_BITS, state);
printf("DMA: state %s\n",sbuf);
nextdma_print(nsc);
- panic("DMA: Unexpected limit register (0x%08lx) in finish_xfer",slimit);
+ panic("DMA: Unexpected limit register (0x%08lx) in finish_xfer",
+ slimit);
}
#endif
#ifdef DIAGNOSTIC
- if ((state & DMACSR_ENABLE) && ((stat->nd_idx+1) != stat->nd_map->dm_nsegs)) {
+ if ((state & DMACSR_ENABLE) != 0 &&
+ stat->nd_idx + 1 != stat->nd_map->dm_nsegs) {
if (slimit != olimit) {
char sbuf[256];
snprintb(sbuf, sizeof(sbuf), DMACSR_BITS, state);
printf("DMA: state %s\n",sbuf);
nextdma_print(nsc);
- panic("DMA: short limit register (0x%08lx) w/o finishing map.",slimit);
+ panic("DMA: short limit register (0x%08lx)"
+ " w/o finishing map.", slimit);
}
}
#endif
#if (defined(ND_DEBUG))
- if (NEXTDMA_DEBUG > 2) nextdma_print(nsc);
+ if (NEXTDMA_DEBUG > 2)
+ nextdma_print(nsc);
#endif
stat->nd_map->dm_xfer_len += slimit-onext;
@@ -670,10 +711,10 @@ nextdma_enet_intr(void *arg)
/* If we've reached the end of the current map, then inform
* that we've completed that map.
*/
- if ((stat->nd_idx+1) == stat->nd_map->dm_nsegs) {
- if (nsc->sc_conf.nd_completed_cb)
- (*nsc->sc_conf.nd_completed_cb)
- (stat->nd_map, nsc->sc_conf.nd_cb_arg);
+ if (stat->nd_idx + 1 == stat->nd_map->dm_nsegs) {
+ if (nsc->sc_conf.nd_completed_cb)
+ (*nsc->sc_conf.nd_completed_cb)(stat->nd_map,
+ nsc->sc_conf.nd_cb_arg);
} else {
KASSERT(stat->nd_map == stat->nd_map_cont);
KASSERT(stat->nd_idx+1 == stat->nd_idx_cont);
@@ -685,16 +726,16 @@ nextdma_enet_intr(void *arg)
if (NEXTDMA_DEBUG) {
char sbuf[256];
snprintb(sbuf, sizeof(sbuf), DMACSR_BITS, state);
- printf("CLNDMAP: dd->dd_csr = %s\n", sbuf);
+ printf("CLNDMAP: dd->dd_csr = %s\n", sbuf);
}
#endif
- if (state & DMACSR_ENABLE) {
+ if ((state & DMACSR_ENABLE) != 0) {
u_long dmadir; /* DMACSR_SETREAD or DMACSR_SETWRITE */
nextdma_rotate(nsc);
nextdma_setup_cont_regs(nsc);
-
- if (state & DMACSR_READ) {
+
+ if ((state & DMACSR_READ) != 0) {
dmadir = DMACSR_SETREAD;
} else {
dmadir = DMACSR_SETWRITE;
@@ -702,31 +743,33 @@ nextdma_enet_intr(void *arg)
if (stat->nd_map_cont == NULL) {
KASSERT(stat->nd_idx+1 == stat->nd_map->dm_nsegs);
- nd_bsw4 (DD_CSR, DMACSR_CLRCOMPLETE | dmadir);
- NDTRACEIF (ndtrace_addc('g'));
+ nd_bsw4(DD_CSR, DMACSR_CLRCOMPLETE | dmadir);
+ NDTRACEIF(ndtrace_addc('g'));
} else {
- nd_bsw4 (DD_CSR, DMACSR_CLRCOMPLETE | dmadir | DMACSR_SETSUPDATE);
- NDTRACEIF (ndtrace_addc('G'));
+ nd_bsw4(DD_CSR,
+ DMACSR_CLRCOMPLETE | dmadir | DMACSR_SETSUPDATE);
+ NDTRACEIF(ndtrace_addc('G'));
}
} else {
DPRINTF(("DMA: a shutdown occurred\n"));
- nd_bsw4 (DD_CSR, DMACSR_CLRCOMPLETE | DMACSR_RESET);
-
+ nd_bsw4(DD_CSR, DMACSR_CLRCOMPLETE | DMACSR_RESET);
+
/* Cleanup more incomplete transfers */
/* cleanup continue map */
if (stat->nd_map_cont) {
- DPRINTF(("DMA: shutting down with non null continue map\n"));
- if (nsc->sc_conf.nd_completed_cb)
- (*nsc->sc_conf.nd_completed_cb)
- (stat->nd_map_cont, nsc->sc_conf.nd_cb_arg);
-
+ DPRINTF(("DMA: shutting down with"
+ " non null continue map\n"));
+ if (nsc->sc_conf.nd_completed_cb != NULL)
+ (*nsc->sc_conf.nd_completed_cb)(
+ stat->nd_map_cont, nsc->sc_conf.nd_cb_arg);
+
stat->nd_map_cont = 0;
stat->nd_idx_cont = 0;
}
- if (nsc->sc_conf.nd_shutdown_cb)
+ if (nsc->sc_conf.nd_shutdown_cb != NULL)
(*nsc->sc_conf.nd_shutdown_cb)(nsc->sc_conf.nd_cb_arg);
}
-
+
#ifdef ND_DEBUG
if (NEXTDMA_DEBUG) {
char sbuf[256];
@@ -734,11 +777,11 @@ nextdma_enet_intr(void *arg)
snprintb(sbuf, sizeof(sbuf),
NEXT_INTR_BITS, NEXT_I_BIT(nsc->sc_chan->nd_intr));
printf("DMA exiting interrupt ipl (%ld) intr(%s)\n",
- NEXT_I_IPL(nsc->sc_chan->nd_intr), sbuf);
+ NEXT_I_IPL(nsc->sc_chan->nd_intr), sbuf);
}
#endif
-
- return(1);
+
+ return 1;
}
#endif
@@ -755,7 +798,7 @@ nextdma_finished(struct nextdma_softc *n
r = (stat->nd_map == NULL) && (stat->nd_map_cont == NULL);
splx(s);
- return(r);
+ return r;
}
void
@@ -763,14 +806,15 @@ nextdma_start(struct nextdma_softc *nsc,
{
struct nextdma_status *stat = &nsc->sc_stat;
- NDTRACEIF (ndtrace_addc('n'));
+ NDTRACEIF(ndtrace_addc('n'));
#ifdef DIAGNOSTIC
if (!nextdma_finished(nsc)) {
char sbuf[256];
snprintb(sbuf, sizeof(sbuf),
NEXT_INTR_BITS, NEXT_I_BIT(nsc->sc_chan->nd_intr));
- panic("DMA trying to start before previous finished on intr(%s)", sbuf);
+ panic("DMA trying to start before previous finished"
+ " on intr(%s)", sbuf);
}
#endif
@@ -781,24 +825,25 @@ nextdma_start(struct nextdma_softc *nsc,
snprintb(sbuf, sizeof(sbuf),
NEXT_INTR_BITS, NEXT_I_BIT(nsc->sc_chan->nd_intr));
printf("DMA start (%ld) intr(%s)\n",
- NEXT_I_IPL(nsc->sc_chan->nd_intr), sbuf);
+ NEXT_I_IPL(nsc->sc_chan->nd_intr), sbuf);
}
#endif
#ifdef DIAGNOSTIC
- if (stat->nd_map) {
+ if (stat->nd_map != NULL) {
nextdma_print(nsc);
panic("DMA: nextdma_start() with non null map");
}
- if (stat->nd_map_cont) {
+ if (stat->nd_map_cont != NULL) {
nextdma_print(nsc);
panic("DMA: nextdma_start() with non null continue map");
}
#endif
#ifdef DIAGNOSTIC
- if ((dmadir != DMACSR_SETREAD) && (dmadir != DMACSR_SETWRITE)) {
- panic("DMA: nextdma_start(), dmadir arg must be DMACSR_SETREAD or DMACSR_SETWRITE");
+ if (dmadir != DMACSR_SETREAD && dmadir != DMACSR_SETWRITE) {
+ panic("DMA: nextdma_start(), dmadir arg must be"
+ " DMACSR_SETREAD or DMACSR_SETWRITE");
}
#endif
@@ -810,7 +855,7 @@ nextdma_start(struct nextdma_softc *nsc,
nextdma_rotate(nsc);
#ifdef DIAGNOSTIC
- if (!stat->nd_map_cont) {
+ if (stat->nd_map_cont == NULL) {
panic("No map available in nextdma_start()");
}
#endif
@@ -824,25 +869,27 @@ nextdma_start(struct nextdma_softc *nsc,
snprintb(sbuf, sizeof(sbuf),
NEXT_INTR_BITS, NEXT_I_BIT(nsc->sc_chan->nd_intr));
printf("DMA initiating DMA %s of %d segments on intr(%s)\n",
- (dmadir == DMACSR_SETREAD ? "read" : "write"), stat->nd_map->dm_nsegs, sbuf);
+ (dmadir == DMACSR_SETREAD ? "read" : "write"),
+ stat->nd_map->dm_nsegs, sbuf);
}
#endif
- nd_bsw4 (DD_CSR, (turbo ? DMACSR_INITBUFTURBO : DMACSR_INITBUF) |
- DMACSR_RESET | dmadir);
- nd_bsw4 (DD_CSR, 0);
+ nd_bsw4(DD_CSR, (turbo ?
+ DMACSR_INITBUFTURBO : DMACSR_INITBUF) | DMACSR_RESET | dmadir);
+ nd_bsw4(DD_CSR, 0);
nextdma_setup_curr_regs(nsc);
nextdma_setup_cont_regs(nsc);
#if (defined(ND_DEBUG))
- if (NEXTDMA_DEBUG > 2) nextdma_print(nsc);
+ if (NEXTDMA_DEBUG > 2)
+ nextdma_print(nsc);
#endif
if (stat->nd_map_cont == NULL) {
- nd_bsw4 (DD_CSR, DMACSR_SETENABLE | dmadir);
+ nd_bsw4(DD_CSR, DMACSR_SETENABLE | dmadir);
} else {
- nd_bsw4 (DD_CSR, DMACSR_SETSUPDATE | DMACSR_SETENABLE | dmadir);
+ nd_bsw4(DD_CSR, DMACSR_SETSUPDATE | DMACSR_SETENABLE | dmadir);
}
}
@@ -863,19 +910,20 @@ nextdma_print(struct nextdma_softc *nsc)
char sbuf[256];
struct nextdma_status *stat = &nsc->sc_stat;
- /* Read all of the registers before we print anything out,
+ /*
+ * Read all of the registers before we print anything out,
* in case something changes
*/
- dd_csr = nd_bsr4 (DD_CSR);
- dd_next = nd_bsr4 (DD_NEXT);
- dd_next_initbuf = nd_bsr4 (DD_NEXT_INITBUF);
- dd_limit = nd_bsr4 (DD_LIMIT);
- dd_start = nd_bsr4 (DD_START);
- dd_stop = nd_bsr4 (DD_STOP);
- dd_saved_next = nd_bsr4 (DD_SAVED_NEXT);
- dd_saved_limit = nd_bsr4 (DD_SAVED_LIMIT);
- dd_saved_start = nd_bsr4 (DD_SAVED_START);
- dd_saved_stop = nd_bsr4 (DD_SAVED_STOP);
+ dd_csr = nd_bsr4(DD_CSR);
+ dd_next = nd_bsr4(DD_NEXT);
+ dd_next_initbuf = nd_bsr4(DD_NEXT_INITBUF);
+ dd_limit = nd_bsr4(DD_LIMIT);
+ dd_start = nd_bsr4(DD_START);
+ dd_stop = nd_bsr4(DD_STOP);
+ dd_saved_next = nd_bsr4(DD_SAVED_NEXT);
+ dd_saved_limit = nd_bsr4(DD_SAVED_LIMIT);
+ dd_saved_start = nd_bsr4(DD_SAVED_START);
+ dd_saved_stop = nd_bsr4(DD_SAVED_STOP);
snprintb(sbuf, sizeof(sbuf), NEXT_INTR_BITS,
*(volatile u_long *)IIOV(NEXT_P_INTRSTAT));
@@ -887,49 +935,55 @@ nextdma_print(struct nextdma_softc *nsc)
/* NDMAP is Next DMA Print (really!) */
- if (stat->nd_map) {
+ if (stat->nd_map != NULL) {
int i;
printf("NDMAP: nd_map->dm_mapsize = %ld\n",
- stat->nd_map->dm_mapsize);
+ stat->nd_map->dm_mapsize);
printf("NDMAP: nd_map->dm_nsegs = %d\n",
- stat->nd_map->dm_nsegs);
+ stat->nd_map->dm_nsegs);
printf("NDMAP: nd_map->dm_xfer_len = %ld\n",
- stat->nd_map->dm_xfer_len);
+ stat->nd_map->dm_xfer_len);
printf("NDMAP: nd_map->dm_segs[%d].ds_addr = 0x%08lx\n",
- stat->nd_idx, stat->nd_map->dm_segs[stat->nd_idx].ds_addr);
+ stat->nd_idx, stat->nd_map->dm_segs[stat->nd_idx].ds_addr);
printf("NDMAP: nd_map->dm_segs[%d].ds_len = %ld\n",
- stat->nd_idx, stat->nd_map->dm_segs[stat->nd_idx].ds_len);
+ stat->nd_idx, stat->nd_map->dm_segs[stat->nd_idx].ds_len);
printf("NDMAP: Entire map;\n");
- for(i=0;i<stat->nd_map->dm_nsegs;i++) {
- printf("NDMAP: nd_map->dm_segs[%d].ds_addr = 0x%08lx\n",
- i,stat->nd_map->dm_segs[i].ds_addr);
+ for(i = 0; i < stat->nd_map->dm_nsegs; i++) {
+ printf("NDMAP: "
+ "nd_map->dm_segs[%d].ds_addr = 0x%08lx\n",
+ i, stat->nd_map->dm_segs[i].ds_addr);
printf("NDMAP: nd_map->dm_segs[%d].ds_len = %ld\n",
- i,stat->nd_map->dm_segs[i].ds_len);
+ i, stat->nd_map->dm_segs[i].ds_len);
}
} else {
printf("NDMAP: nd_map = NULL\n");
}
- if (stat->nd_map_cont) {
+ if (stat->nd_map_cont != NULL) {
printf("NDMAP: nd_map_cont->dm_mapsize = %ld\n",
- stat->nd_map_cont->dm_mapsize);
+ stat->nd_map_cont->dm_mapsize);
printf("NDMAP: nd_map_cont->dm_nsegs = %d\n",
- stat->nd_map_cont->dm_nsegs);
+ stat->nd_map_cont->dm_nsegs);
printf("NDMAP: nd_map_cont->dm_xfer_len = %ld\n",
- stat->nd_map_cont->dm_xfer_len);
+ stat->nd_map_cont->dm_xfer_len);
printf("NDMAP: nd_map_cont->dm_segs[%d].ds_addr = 0x%08lx\n",
- stat->nd_idx_cont,stat->nd_map_cont->dm_segs[stat->nd_idx_cont].ds_addr);
+ stat->nd_idx_cont,
+ stat->nd_map_cont->dm_segs[stat->nd_idx_cont].ds_addr);
printf("NDMAP: nd_map_cont->dm_segs[%d].ds_len = %ld\n",
- stat->nd_idx_cont,stat->nd_map_cont->dm_segs[stat->nd_idx_cont].ds_len);
+ stat->nd_idx_cont,
+ stat->nd_map_cont->dm_segs[stat->nd_idx_cont].ds_len);
if (stat->nd_map_cont != stat->nd_map) {
int i;
printf("NDMAP: Entire map;\n");
for(i=0;i<stat->nd_map_cont->dm_nsegs;i++) {
- printf("NDMAP: nd_map_cont->dm_segs[%d].ds_addr = 0x%08lx\n",
- i,stat->nd_map_cont->dm_segs[i].ds_addr);
- printf("NDMAP: nd_map_cont->dm_segs[%d].ds_len = %ld\n",
- i,stat->nd_map_cont->dm_segs[i].ds_len);
+ printf("NDMAP: "
+ "nd_map_cont->dm_segs[%d].ds_addr"
+ " = 0x%08lx\n",
+ i, stat->nd_map_cont->dm_segs[i].ds_addr);
+ printf("NDMAP: "
+ "nd_map_cont->dm_segs[%d].ds_len = %ld\n",
+ i, stat->nd_map_cont->dm_segs[i].ds_len);
}
}
} else {
@@ -952,7 +1006,7 @@ nextdma_print(struct nextdma_softc *nsc)
snprintb(sbuf, sizeof(sbuf), NEXT_INTR_BITS,
NEXT_I_BIT(nsc->sc_chan->nd_intr));
printf("NDMAP: interrupt ipl (%ld) intr(%s)\n",
- NEXT_I_IPL(nsc->sc_chan->nd_intr), sbuf);
+ NEXT_I_IPL(nsc->sc_chan->nd_intr), sbuf);
}
#if defined(ND_DEBUG)
@@ -961,10 +1015,12 @@ nextdma_debug_initstate(struct nextdma_s
{
switch(nsc->sc_chan->nd_intr) {
case NEXT_I_ENETR_DMA:
- memset(nextdma_debug_enetr_state,0,sizeof(nextdma_debug_enetr_state));
+ memset(nextdma_debug_enetr_state, 0,
+ sizeof(nextdma_debug_enetr_state));
break;
case NEXT_I_SCSI_DMA:
- memset(nextdma_debug_scsi_state,0,sizeof(nextdma_debug_scsi_state));
+ memset(nextdma_debug_scsi_state, 0,
+ sizeof(nextdma_debug_scsi_state));
break;
}
}
@@ -972,14 +1028,17 @@ nextdma_debug_initstate(struct nextdma_s
void
nextdma_debug_savestate(struct nextdma_softc *nsc, unsigned int state)
{
+
switch(nsc->sc_chan->nd_intr) {
case NEXT_I_ENETR_DMA:
nextdma_debug_enetr_state[nextdma_debug_enetr_idx++] = state;
- nextdma_debug_enetr_idx %= (sizeof(nextdma_debug_enetr_state)/sizeof(unsigned int));
+ nextdma_debug_enetr_idx %=
+ (sizeof(nextdma_debug_enetr_state) / sizeof(unsigned int));
break;
case NEXT_I_SCSI_DMA:
nextdma_debug_scsi_state[nextdma_debug_scsi_idx++] = state;
- nextdma_debug_scsi_idx %= (sizeof(nextdma_debug_scsi_state)/sizeof(unsigned int));
+ nextdma_debug_scsi_idx %=
+ (sizeof(nextdma_debug_scsi_state) / sizeof(unsigned int));
break;
}
}
@@ -994,11 +1053,12 @@ nextdma_debug_enetr_dumpstate(void)
do {
char sbuf[256];
if (nextdma_debug_enetr_state[i]) {
- snprintb(sbuf, sizeof(sbuf), DMACSR_BITS, nextdma_debug_enetr_state[i]);
- printf("DMA: 0x%02x state %s\n",i,sbuf);
+ snprintb(sbuf, sizeof(sbuf), DMACSR_BITS,
+ nextdma_debug_enetr_state[i]);
+ printf("DMA: 0x%02x state %s\n", i, sbuf);
}
i++;
- i %= (sizeof(nextdma_debug_enetr_state)/sizeof(unsigned int));
+ i %= (sizeof(nextdma_debug_enetr_state) / sizeof(unsigned int));
} while (i != nextdma_debug_enetr_idx);
splx(s);
}
@@ -1013,13 +1073,13 @@ nextdma_debug_scsi_dumpstate(void)
do {
char sbuf[256];
if (nextdma_debug_scsi_state[i]) {
- snprintb(sbuf, sizeof(sbuf), DMACSR_BITS, nextdma_debug_scsi_state[i]);
- printf("DMA: 0x%02x state %s\n",i,sbuf);
+ snprintb(sbuf, sizeof(sbuf), DMACSR_BITS,
+ nextdma_debug_scsi_state[i]);
+ printf("DMA: 0x%02x state %s\n", i, sbuf);
}
i++;
- i %= (sizeof(nextdma_debug_scsi_state)/sizeof(unsigned int));
+ i %= (sizeof(nextdma_debug_scsi_state) / sizeof(unsigned int));
} while (i != nextdma_debug_scsi_idx);
splx(s);
}
#endif
-
Index: src/sys/arch/next68k/dev/nextdmareg.h
diff -u src/sys/arch/next68k/dev/nextdmareg.h:1.9 src/sys/arch/next68k/dev/nextdmareg.h:1.10
--- src/sys/arch/next68k/dev/nextdmareg.h:1.9 Sat Apr 24 19:58:13 2010
+++ src/sys/arch/next68k/dev/nextdmareg.h Fri Feb 3 23:06:42 2023
@@ -1,4 +1,4 @@
-/* $NetBSD: nextdmareg.h,v 1.9 2010/04/24 19:58:13 dbj Exp $ */
+/* $NetBSD: nextdmareg.h,v 1.10 2023/02/03 23:06:42 tsutsui Exp $ */
/*
* Copyright (c) 1998 Darrin B. Jewell
* All rights reserved.
@@ -33,23 +33,25 @@
/* from nextdev/dma.h */
#if 0
-#define DMA_BEGINALIGNMENT 4 /* initial buffer must be on long */
+#define DMA_BEGINALIGNMENT 4 /* initial buffer must be on long */
#else
/* But to make cache handling easier, we put it on a cache line anyway. */
#define DMA_BEGINALIGNMENT 16
#endif
-#define DMA_ENDALIGNMENT 16 /* DMA must end on quad longword */
+#define DMA_ENDALIGNMENT 16 /* DMA must end on quad longword */
#define DMA_ALIGN(type, addr) \
- ((type)(((unsigned)(addr)+DMA_BEGINALIGNMENT-1) \
- &~(DMA_BEGINALIGNMENT-1)))
+ ((type)(((unsigned int)(addr) + DMA_BEGINALIGNMENT - 1) \
+ & ~(DMA_BEGINALIGNMENT - 1)))
#define DMA_ENDALIGN(type, addr) \
- ((type)(((unsigned)(addr)+DMA_ENDALIGNMENT-1) \
- &~(DMA_ENDALIGNMENT-1)))
+ ((type)(((unsigned int)(addr) + DMA_ENDALIGNMENT - 1) \
+ & ~(DMA_ENDALIGNMENT - 1)))
-#define DMA_BEGINALIGNED(addr) (((unsigned)(addr)&(DMA_BEGINALIGNMENT-1))==0)
-#define DMA_ENDALIGNED(addr) (((unsigned)(addr)&(DMA_ENDALIGNMENT-1))==0)
+#define DMA_BEGINALIGNED(addr) \
+ (((unsigned int)(addr) & (DMA_BEGINALIGNMENT - 1)) == 0)
+#define DMA_ENDALIGNED(addr) \
+ (((unsigned int)(addr) & (DMA_ENDALIGNMENT - 1))==0)
#if 0
struct dma_dev { /* format of dma device registers */
@@ -69,17 +71,17 @@ struct dma_dev { /* format of dma devic
#endif
#define DD_CSR 0
-#define DD_SAVED_NEXT (DD_CSR +sizeof(int) + 0x3fec)
-#define DD_SAVED_LIMIT (DD_SAVED_NEXT +sizeof(char *))
-#define DD_SAVED_START (DD_SAVED_LIMIT +sizeof(char *))
-#define DD_SAVED_STOP (DD_SAVED_START +sizeof(char *))
-#define DD_NEXT (DD_SAVED_STOP +sizeof(char *))
-#define DD_LIMIT (DD_NEXT +sizeof(char *))
-#define DD_START (DD_LIMIT +sizeof(char *))
-#define DD_STOP (DD_START +sizeof(char *))
-#define DD_NEXT_INITBUF (DD_STOP +sizeof(char *) + 0x1f0)
+#define DD_SAVED_NEXT (DD_CSR + sizeof(int) + 0x3fec)
+#define DD_SAVED_LIMIT (DD_SAVED_NEXT + sizeof(char *))
+#define DD_SAVED_START (DD_SAVED_LIMIT + sizeof(char *))
+#define DD_SAVED_STOP (DD_SAVED_START + sizeof(char *))
+#define DD_NEXT (DD_SAVED_STOP + sizeof(char *))
+#define DD_LIMIT (DD_NEXT + sizeof(char *))
+#define DD_START (DD_LIMIT + sizeof(char *))
+#define DD_STOP (DD_START + sizeof(char *))
+#define DD_NEXT_INITBUF (DD_STOP + sizeof(char *) + 0x1f0)
-#define DD_SIZE (DD_NEXT_INITBUF+sizeof(char *))
+#define DD_SIZE (DD_NEXT_INITBUF + sizeof(char *))
/*
* bits in dd_csr
*/
Index: src/sys/arch/next68k/dev/nextdmavar.h
diff -u src/sys/arch/next68k/dev/nextdmavar.h:1.17 src/sys/arch/next68k/dev/nextdmavar.h:1.18
--- src/sys/arch/next68k/dev/nextdmavar.h:1.17 Tue Mar 25 19:41:32 2014
+++ src/sys/arch/next68k/dev/nextdmavar.h Fri Feb 3 23:06:42 2023
@@ -1,4 +1,4 @@
-/* $NetBSD: nextdmavar.h,v 1.17 2014/03/25 19:41:32 christos Exp $ */
+/* $NetBSD: nextdmavar.h,v 1.18 2023/02/03 23:06:42 tsutsui Exp $ */
/*
* Copyright (c) 1998 Darrin B. Jewell
* All rights reserved.
@@ -41,14 +41,14 @@ struct nextdma_config {
/* This is called when dma shuts down */
void (*nd_shutdown_cb) (void *);
/* callback argument */
- void *nd_cb_arg;
+ void *nd_cb_arg;
};
struct nextdma_status {
- bus_dmamap_t nd_map; /* map currently in dd_next */
- int nd_idx; /* idx of segment currently in dd_next */
- bus_dmamap_t nd_map_cont; /* map needed to continue DMA */
- int nd_idx_cont; /* segment index to continue DMA */
+ bus_dmamap_t nd_map; /* map currently in dd_next */
+ int nd_idx; /* idx of segment currently in dd_next */
+ bus_dmamap_t nd_map_cont; /* map needed to continue DMA */
+ int nd_idx_cont; /* segment index to continue DMA */
int nd_exception;
};
