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Make the dc(4) driver endian-clean, so to that it works on sparc64.

Browse Source 
There are such cards in Netra X1 boxes, which should thus be fully
supported now.

Tested by:	jake
This commit is contained in:
Maxime Henrion 2003-07-09 15:03:10 +00:00
parent d80384bc8d
commit af4358c71e
4 changed files with 112 additions and 90 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

95
sys/dev/dc/if_dc.c
View File

@ -92,6 +92,7 @@
__FBSDID("$FreeBSD$");
#include <sys/param.h>
#include <sys/endian.h>
#include <sys/systm.h>
#include <sys/sockio.h>
#include <sys/mbuf.h>
@ -1104,9 +1105,9 @@ dc_setfilt_21143(struct dc_softc *sc)
sp = sc->dc_cdata.dc_sbuf;
bzero(sp, DC_SFRAME_LEN);
sframe->dc_data = sc->dc_saddr;
sframe->dc_ctl = DC_SFRAME_LEN | DC_TXCTL_SETUP | DC_TXCTL_TLINK |
DC_FILTER_HASHPERF | DC_TXCTL_FINT;
sframe->dc_data = htole32(sc->dc_saddr);
sframe->dc_ctl = htole32(DC_SFRAME_LEN | DC_TXCTL_SETUP |
DC_TXCTL_TLINK | DC_FILTER_HASHPERF | DC_TXCTL_FINT);
sc->dc_cdata.dc_tx_chain[i] = (struct mbuf *)sc->dc_cdata.dc_sbuf;
@ -1126,20 +1127,20 @@ dc_setfilt_21143(struct dc_softc *sc)
continue;
h = dc_crc_le(sc,
LLADDR((struct sockaddr_dl *)ifma->ifma_addr));
sp[h >> 4] |= 1 << (h & 0xF);
sp[h >> 4] |= htole32(1 << (h & 0xF));
}
if (ifp->if_flags & IFF_BROADCAST) {
h = dc_crc_le(sc, (caddr_t)ifp->if_broadcastaddr);
sp[h >> 4] |= 1 << (h & 0xF);
sp[h >> 4] |= htole32(1 << (h & 0xF));
}
/* Set our MAC address */
sp[39] = ((u_int16_t *)sc->arpcom.ac_enaddr)[0];
sp[40] = ((u_int16_t *)sc->arpcom.ac_enaddr)[1];
sp[41] = ((u_int16_t *)sc->arpcom.ac_enaddr)[2];
sp[39] = DC_SP_MAC(((u_int16_t *)sc->arpcom.ac_enaddr)[0]);
sp[40] = DC_SP_MAC(((u_int16_t *)sc->arpcom.ac_enaddr)[1]);
sp[41] = DC_SP_MAC(((u_int16_t *)sc->arpcom.ac_enaddr)[2]);
sframe->dc_status = DC_TXSTAT_OWN;
sframe->dc_status = htole32(DC_TXSTAT_OWN);
CSR_WRITE_4(sc, DC_TXSTART, 0xFFFFFFFF);
/*
@ -1294,9 +1295,9 @@ dc_setfilt_xircom(struct dc_softc *sc)
sp = sc->dc_cdata.dc_sbuf;
bzero(sp, DC_SFRAME_LEN);
sframe->dc_data = sc->dc_saddr;
sframe->dc_ctl = DC_SFRAME_LEN | DC_TXCTL_SETUP | DC_TXCTL_TLINK |
DC_FILTER_HASHPERF | DC_TXCTL_FINT;
sframe->dc_data = htole32(sc->dc_saddr);
sframe->dc_ctl = htole32(DC_SFRAME_LEN | DC_TXCTL_SETUP |
DC_TXCTL_TLINK | DC_FILTER_HASHPERF | DC_TXCTL_FINT);
sc->dc_cdata.dc_tx_chain[i] = (struct mbuf *)sc->dc_cdata.dc_sbuf;
@ -1316,23 +1317,23 @@ dc_setfilt_xircom(struct dc_softc *sc)
continue;
h = dc_crc_le(sc,
LLADDR((struct sockaddr_dl *)ifma->ifma_addr));
sp[h >> 4] |= 1 << (h & 0xF);
sp[h >> 4] |= htole32(1 << (h & 0xF));
}
if (ifp->if_flags & IFF_BROADCAST) {
h = dc_crc_le(sc, (caddr_t)ifp->if_broadcastaddr);
sp[h >> 4] |= 1 << (h & 0xF);
sp[h >> 4] |= htole32(1 << (h & 0xF));
}
/* Set our MAC address */
sp[0] = ((u_int16_t *)sc->arpcom.ac_enaddr)[0];
sp[1] = ((u_int16_t *)sc->arpcom.ac_enaddr)[1];
sp[2] = ((u_int16_t *)sc->arpcom.ac_enaddr)[2];
sp[0] = DC_SP_MAC(((u_int16_t *)sc->arpcom.ac_enaddr)[0]);
sp[1] = DC_SP_MAC(((u_int16_t *)sc->arpcom.ac_enaddr)[1]);
sp[2] = DC_SP_MAC(((u_int16_t *)sc->arpcom.ac_enaddr)[2]);
DC_SETBIT(sc, DC_NETCFG, DC_NETCFG_TX_ON);
DC_SETBIT(sc, DC_NETCFG, DC_NETCFG_RX_ON);
ifp->if_flags |= IFF_RUNNING;
sframe->dc_status = DC_TXSTAT_OWN;
sframe->dc_status = htole32(DC_TXSTAT_OWN);
CSR_WRITE_4(sc, DC_TXSTART, 0xFFFFFFFF);
/*
@ -2400,7 +2401,7 @@ dc_list_tx_init(struct dc_softc *sc)
nexti = 0;
else
nexti = i + 1;
ld->dc_tx_list[i].dc_next = DC_TXDESC(sc, nexti);
ld->dc_tx_list[i].dc_next = htole32(DC_TXDESC(sc, nexti));
cd->dc_tx_chain[i] = NULL;
ld->dc_tx_list[i].dc_data = 0;
ld->dc_tx_list[i].dc_ctl = 0;
@ -2435,7 +2436,7 @@ dc_list_rx_init(struct dc_softc *sc)
nexti = 0;
else
nexti = i + 1;
ld->dc_rx_list[i].dc_next = DC_RXDESC(sc, nexti);
ld->dc_rx_list[i].dc_next = htole32(DC_RXDESC(sc, nexti));
}
cd->dc_rx_prod = 0;
@ -2464,7 +2465,7 @@ dc_dma_map_rxbuf(arg, segs, nseg, mapsize, error)
KASSERT(nseg == 1, ("wrong number of segments, should be 1"));
sc->dc_cdata.dc_rx_err = 0;
c->dc_data = segs->ds_addr;
c->dc_data = htole32(segs->ds_addr);
}
/*
@ -2516,8 +2517,8 @@ dc_newbuf(struct dc_softc *sc, int i, int alloc)
sc->dc_cdata.dc_rx_chain[i] = m_new;
}
sc->dc_ldata->dc_rx_list[i].dc_ctl = DC_RXCTL_RLINK | DC_RXLEN;
sc->dc_ldata->dc_rx_list[i].dc_status = DC_RXSTAT_OWN;
sc->dc_ldata->dc_rx_list[i].dc_ctl = htole32(DC_RXCTL_RLINK | DC_RXLEN);
sc->dc_ldata->dc_rx_list[i].dc_status = htole32(DC_RXSTAT_OWN);
bus_dmamap_sync(sc->dc_mtag, sc->dc_cdata.dc_rx_map[i],
BUS_DMASYNC_PREREAD);
bus_dmamap_sync(sc->dc_ltag, sc->dc_lmap,
@ -2596,7 +2597,7 @@ dc_pnic_rx_bug_war(struct dc_softc *sc, int idx)
/* Copy all the bytes from the bogus buffers. */
while (1) {
c = &sc->dc_ldata->dc_rx_list[i];
rxstat = c->dc_status;
rxstat = le32toh(c->dc_status);
m = sc->dc_cdata.dc_rx_chain[i];
bcopy(mtod(m, char *), ptr, DC_RXLEN);
ptr += DC_RXLEN;
@ -2630,7 +2631,7 @@ dc_pnic_rx_bug_war(struct dc_softc *sc, int idx)
*/
dc_newbuf(sc, i, 0);
bcopy(ptr, mtod(m, char *), total_len);
cur_rx->dc_status = rxstat | DC_RXSTAT_FIRSTFRAG;
cur_rx->dc_status = htole32(rxstat | DC_RXSTAT_FIRSTFRAG);
}
/*
@ -2654,7 +2655,7 @@ dc_rx_resync(struct dc_softc *sc)
for (i = 0; i < DC_RX_LIST_CNT; i++) {
cur_rx = &sc->dc_ldata->dc_rx_list[pos];
if (!(cur_rx->dc_status & DC_RXSTAT_OWN))
if (!(le32toh(cur_rx->dc_status) & DC_RXSTAT_OWN))
break;
DC_INC(pos, DC_RX_LIST_CNT);
}
@ -2686,7 +2687,8 @@ dc_rxeof(struct dc_softc *sc)
i = sc->dc_cdata.dc_rx_prod;
bus_dmamap_sync(sc->dc_ltag, sc->dc_lmap, BUS_DMASYNC_POSTREAD);
while (!(sc->dc_ldata->dc_rx_list[i].dc_status & DC_RXSTAT_OWN)) {
while (!(le32toh(sc->dc_ldata->dc_rx_list[i].dc_status) &
DC_RXSTAT_OWN)) {
#ifdef DEVICE_POLLING
if (ifp->if_flags & IFF_POLLING) {
if (sc->rxcycles <= 0)
@ -2695,7 +2697,7 @@ dc_rxeof(struct dc_softc *sc)
}
#endif
cur_rx = &sc->dc_ldata->dc_rx_list[i];
rxstat = cur_rx->dc_status;
rxstat = le32toh(cur_rx->dc_status);
m = sc->dc_cdata.dc_rx_chain[i];
bus_dmamap_sync(sc->dc_mtag, sc->dc_cdata.dc_rx_map[i],
BUS_DMASYNC_POSTREAD);
@ -2710,7 +2712,7 @@ dc_rxeof(struct dc_softc *sc)
continue;
}
dc_pnic_rx_bug_war(sc, i);
rxstat = cur_rx->dc_status;
rxstat = le32toh(cur_rx->dc_status);
total_len = DC_RXBYTES(rxstat);
}
}
@ -2791,7 +2793,7 @@ dc_txeof(struct dc_softc *sc)
struct dc_desc *cur_tx = NULL;
struct ifnet *ifp;
int idx;
u_int32_t txstat;
u_int32_t ctl, txstat;
ifp = &sc->arpcom.ac_if;
@ -2804,14 +2806,14 @@ dc_txeof(struct dc_softc *sc)
while (idx != sc->dc_cdata.dc_tx_prod) {
cur_tx = &sc->dc_ldata->dc_tx_list[idx];
txstat = cur_tx->dc_status;
txstat = le32toh(cur_tx->dc_status);
ctl = le32toh(cur_tx->dc_ctl);
if (txstat & DC_TXSTAT_OWN)
break;
if (!(cur_tx->dc_ctl & DC_TXCTL_FIRSTFRAG) ||
cur_tx->dc_ctl & DC_TXCTL_SETUP) {
if (cur_tx->dc_ctl & DC_TXCTL_SETUP) {
if (!(ctl & DC_TXCTL_FIRSTFRAG) || ctl & DC_TXCTL_SETUP) {
if (ctl & DC_TXCTL_SETUP) {
/*
* Yes, the PNIC is so brain damaged
* that it will sometimes generate a TX
@ -3194,13 +3196,13 @@ dc_dma_map_txbuf(arg, segs, nseg, mapsize, error)
}
f = &sc->dc_ldata->dc_tx_list[frag];
f->dc_ctl = DC_TXCTL_TLINK | segs[i].ds_len;
f->dc_ctl = htole32(DC_TXCTL_TLINK | segs[i].ds_len);
if (i == 0) {
f->dc_status = 0;
f->dc_ctl |= DC_TXCTL_FIRSTFRAG;
f->dc_ctl |= htole32(DC_TXCTL_FIRSTFRAG);
} else
f->dc_status = DC_TXSTAT_OWN;
f->dc_data = segs[i].ds_addr;
f->dc_status = htole32(DC_TXSTAT_OWN);
f->dc_data = htole32(segs[i].ds_addr);
cur = frag;
DC_INC(frag, DC_TX_LIST_CNT);
}
@ -3208,14 +3210,15 @@ dc_dma_map_txbuf(arg, segs, nseg, mapsize, error)
sc->dc_cdata.dc_tx_err = 0;
sc->dc_cdata.dc_tx_prod = frag;
sc->dc_cdata.dc_tx_cnt += nseg;
sc->dc_ldata->dc_tx_list[cur].dc_ctl |= DC_TXCTL_LASTFRAG;
sc->dc_ldata->dc_tx_list[cur].dc_ctl |= htole32(DC_TXCTL_LASTFRAG);
if (sc->dc_flags & DC_TX_INTR_FIRSTFRAG)
sc->dc_ldata->dc_tx_list[first].dc_ctl |= DC_TXCTL_FINT;
sc->dc_ldata->dc_tx_list[first].dc_ctl |=
htole32(DC_TXCTL_FINT);
if (sc->dc_flags & DC_TX_INTR_ALWAYS)
sc->dc_ldata->dc_tx_list[cur].dc_ctl |= DC_TXCTL_FINT;
sc->dc_ldata->dc_tx_list[cur].dc_ctl |= htole32(DC_TXCTL_FINT);
if (sc->dc_flags & DC_TX_USE_TX_INTR && sc->dc_cdata.dc_tx_cnt > 64)
sc->dc_ldata->dc_tx_list[cur].dc_ctl |= DC_TXCTL_FINT;
sc->dc_ldata->dc_tx_list[first].dc_status = DC_TXSTAT_OWN;
sc->dc_ldata->dc_tx_list[cur].dc_ctl |= htole32(DC_TXCTL_FINT);
sc->dc_ldata->dc_tx_list[first].dc_status = htole32(DC_TXSTAT_OWN);
}
/*
@ -3674,6 +3677,7 @@ dc_stop(struct dc_softc *sc)
struct dc_list_data *ld;
struct dc_chain_data *cd;
int i;
u_int32_t ctl;
DC_LOCK(sc);
@ -3711,8 +3715,9 @@ dc_stop(struct dc_softc *sc)
*/
for (i = 0; i < DC_TX_LIST_CNT; i++) {
if (cd->dc_tx_chain[i] != NULL) {
if ((ld->dc_tx_list[i].dc_ctl & DC_TXCTL_SETUP) ||
!(ld->dc_tx_list[i].dc_ctl & DC_TXCTL_FIRSTFRAG)) {
ctl = le32toh(ld->dc_tx_list[i].dc_ctl);
if ((ctl & DC_TXCTL_SETUP) ||
!(ctl & DC_TXCTL_FIRSTFRAG)) {
cd->dc_tx_chain[i] = NULL;
continue;
}

6
sys/dev/dc/if_dcreg.h
View File

@ -472,6 +472,12 @@ struct dc_desc {
#define DC_TXDESC(sc, i) (sc->dc_laddr + \
(uintptr_t)(sc->dc_ldata->dc_tx_list + i) - (uintptr_t)sc->dc_ldata)
#if BYTE_ORDER == BIG_ENDIAN
#define DC_SP_MAC(x) ((x) << 16)
#else
#define DC_SP_MAC(x) (x)
#endif
struct dc_list_data {
struct dc_desc dc_rx_list[DC_RX_LIST_CNT];
struct dc_desc dc_tx_list[DC_TX_LIST_CNT];

95
sys/pci/if_dc.c
View File

@ -92,6 +92,7 @@
__FBSDID("$FreeBSD$");
#include <sys/param.h>
#include <sys/endian.h>
#include <sys/systm.h>
#include <sys/sockio.h>
#include <sys/mbuf.h>
@ -1104,9 +1105,9 @@ dc_setfilt_21143(struct dc_softc *sc)
sp = sc->dc_cdata.dc_sbuf;
bzero(sp, DC_SFRAME_LEN);
sframe->dc_data = sc->dc_saddr;
sframe->dc_ctl = DC_SFRAME_LEN | DC_TXCTL_SETUP | DC_TXCTL_TLINK |
DC_FILTER_HASHPERF | DC_TXCTL_FINT;
sframe->dc_data = htole32(sc->dc_saddr);
sframe->dc_ctl = htole32(DC_SFRAME_LEN | DC_TXCTL_SETUP |
DC_TXCTL_TLINK | DC_FILTER_HASHPERF | DC_TXCTL_FINT);
sc->dc_cdata.dc_tx_chain[i] = (struct mbuf *)sc->dc_cdata.dc_sbuf;
@ -1126,20 +1127,20 @@ dc_setfilt_21143(struct dc_softc *sc)
continue;
h = dc_crc_le(sc,
LLADDR((struct sockaddr_dl *)ifma->ifma_addr));
sp[h >> 4] |= 1 << (h & 0xF);
sp[h >> 4] |= htole32(1 << (h & 0xF));
}
if (ifp->if_flags & IFF_BROADCAST) {
h = dc_crc_le(sc, (caddr_t)ifp->if_broadcastaddr);
sp[h >> 4] |= 1 << (h & 0xF);
sp[h >> 4] |= htole32(1 << (h & 0xF));
}
/* Set our MAC address */
sp[39] = ((u_int16_t *)sc->arpcom.ac_enaddr)[0];
sp[40] = ((u_int16_t *)sc->arpcom.ac_enaddr)[1];
sp[41] = ((u_int16_t *)sc->arpcom.ac_enaddr)[2];
sp[39] = DC_SP_MAC(((u_int16_t *)sc->arpcom.ac_enaddr)[0]);
sp[40] = DC_SP_MAC(((u_int16_t *)sc->arpcom.ac_enaddr)[1]);
sp[41] = DC_SP_MAC(((u_int16_t *)sc->arpcom.ac_enaddr)[2]);
sframe->dc_status = DC_TXSTAT_OWN;
sframe->dc_status = htole32(DC_TXSTAT_OWN);
CSR_WRITE_4(sc, DC_TXSTART, 0xFFFFFFFF);
/*
@ -1294,9 +1295,9 @@ dc_setfilt_xircom(struct dc_softc *sc)
sp = sc->dc_cdata.dc_sbuf;
bzero(sp, DC_SFRAME_LEN);
sframe->dc_data = sc->dc_saddr;
sframe->dc_ctl = DC_SFRAME_LEN | DC_TXCTL_SETUP | DC_TXCTL_TLINK |
DC_FILTER_HASHPERF | DC_TXCTL_FINT;
sframe->dc_data = htole32(sc->dc_saddr);
sframe->dc_ctl = htole32(DC_SFRAME_LEN | DC_TXCTL_SETUP |
DC_TXCTL_TLINK | DC_FILTER_HASHPERF | DC_TXCTL_FINT);
sc->dc_cdata.dc_tx_chain[i] = (struct mbuf *)sc->dc_cdata.dc_sbuf;
@ -1316,23 +1317,23 @@ dc_setfilt_xircom(struct dc_softc *sc)
continue;
h = dc_crc_le(sc,
LLADDR((struct sockaddr_dl *)ifma->ifma_addr));
sp[h >> 4] |= 1 << (h & 0xF);
sp[h >> 4] |= htole32(1 << (h & 0xF));
}
if (ifp->if_flags & IFF_BROADCAST) {
h = dc_crc_le(sc, (caddr_t)ifp->if_broadcastaddr);
sp[h >> 4] |= 1 << (h & 0xF);
sp[h >> 4] |= htole32(1 << (h & 0xF));
}
/* Set our MAC address */
sp[0] = ((u_int16_t *)sc->arpcom.ac_enaddr)[0];
sp[1] = ((u_int16_t *)sc->arpcom.ac_enaddr)[1];
sp[2] = ((u_int16_t *)sc->arpcom.ac_enaddr)[2];
sp[0] = DC_SP_MAC(((u_int16_t *)sc->arpcom.ac_enaddr)[0]);
sp[1] = DC_SP_MAC(((u_int16_t *)sc->arpcom.ac_enaddr)[1]);
sp[2] = DC_SP_MAC(((u_int16_t *)sc->arpcom.ac_enaddr)[2]);
DC_SETBIT(sc, DC_NETCFG, DC_NETCFG_TX_ON);
DC_SETBIT(sc, DC_NETCFG, DC_NETCFG_RX_ON);
ifp->if_flags |= IFF_RUNNING;
sframe->dc_status = DC_TXSTAT_OWN;
sframe->dc_status = htole32(DC_TXSTAT_OWN);
CSR_WRITE_4(sc, DC_TXSTART, 0xFFFFFFFF);
/*
@ -2400,7 +2401,7 @@ dc_list_tx_init(struct dc_softc *sc)
nexti = 0;
else
nexti = i + 1;
ld->dc_tx_list[i].dc_next = DC_TXDESC(sc, nexti);
ld->dc_tx_list[i].dc_next = htole32(DC_TXDESC(sc, nexti));
cd->dc_tx_chain[i] = NULL;
ld->dc_tx_list[i].dc_data = 0;
ld->dc_tx_list[i].dc_ctl = 0;
@ -2435,7 +2436,7 @@ dc_list_rx_init(struct dc_softc *sc)
nexti = 0;
else
nexti = i + 1;
ld->dc_rx_list[i].dc_next = DC_RXDESC(sc, nexti);
ld->dc_rx_list[i].dc_next = htole32(DC_RXDESC(sc, nexti));
}
cd->dc_rx_prod = 0;
@ -2464,7 +2465,7 @@ dc_dma_map_rxbuf(arg, segs, nseg, mapsize, error)
KASSERT(nseg == 1, ("wrong number of segments, should be 1"));
sc->dc_cdata.dc_rx_err = 0;
c->dc_data = segs->ds_addr;
c->dc_data = htole32(segs->ds_addr);
}
/*
@ -2516,8 +2517,8 @@ dc_newbuf(struct dc_softc *sc, int i, int alloc)
sc->dc_cdata.dc_rx_chain[i] = m_new;
}
sc->dc_ldata->dc_rx_list[i].dc_ctl = DC_RXCTL_RLINK | DC_RXLEN;
sc->dc_ldata->dc_rx_list[i].dc_status = DC_RXSTAT_OWN;
sc->dc_ldata->dc_rx_list[i].dc_ctl = htole32(DC_RXCTL_RLINK | DC_RXLEN);
sc->dc_ldata->dc_rx_list[i].dc_status = htole32(DC_RXSTAT_OWN);
bus_dmamap_sync(sc->dc_mtag, sc->dc_cdata.dc_rx_map[i],
BUS_DMASYNC_PREREAD);
bus_dmamap_sync(sc->dc_ltag, sc->dc_lmap,
@ -2596,7 +2597,7 @@ dc_pnic_rx_bug_war(struct dc_softc *sc, int idx)
/* Copy all the bytes from the bogus buffers. */
while (1) {
c = &sc->dc_ldata->dc_rx_list[i];
rxstat = c->dc_status;
rxstat = le32toh(c->dc_status);
m = sc->dc_cdata.dc_rx_chain[i];
bcopy(mtod(m, char *), ptr, DC_RXLEN);
ptr += DC_RXLEN;
@ -2630,7 +2631,7 @@ dc_pnic_rx_bug_war(struct dc_softc *sc, int idx)
*/
dc_newbuf(sc, i, 0);
bcopy(ptr, mtod(m, char *), total_len);
cur_rx->dc_status = rxstat | DC_RXSTAT_FIRSTFRAG;
cur_rx->dc_status = htole32(rxstat | DC_RXSTAT_FIRSTFRAG);
}
/*
@ -2654,7 +2655,7 @@ dc_rx_resync(struct dc_softc *sc)
for (i = 0; i < DC_RX_LIST_CNT; i++) {
cur_rx = &sc->dc_ldata->dc_rx_list[pos];
if (!(cur_rx->dc_status & DC_RXSTAT_OWN))
if (!(le32toh(cur_rx->dc_status) & DC_RXSTAT_OWN))
break;
DC_INC(pos, DC_RX_LIST_CNT);
}
@ -2686,7 +2687,8 @@ dc_rxeof(struct dc_softc *sc)
i = sc->dc_cdata.dc_rx_prod;
bus_dmamap_sync(sc->dc_ltag, sc->dc_lmap, BUS_DMASYNC_POSTREAD);
while (!(sc->dc_ldata->dc_rx_list[i].dc_status & DC_RXSTAT_OWN)) {
while (!(le32toh(sc->dc_ldata->dc_rx_list[i].dc_status) &
DC_RXSTAT_OWN)) {
#ifdef DEVICE_POLLING
if (ifp->if_flags & IFF_POLLING) {
if (sc->rxcycles <= 0)
@ -2695,7 +2697,7 @@ dc_rxeof(struct dc_softc *sc)
}
#endif
cur_rx = &sc->dc_ldata->dc_rx_list[i];
rxstat = cur_rx->dc_status;
rxstat = le32toh(cur_rx->dc_status);
m = sc->dc_cdata.dc_rx_chain[i];
bus_dmamap_sync(sc->dc_mtag, sc->dc_cdata.dc_rx_map[i],
BUS_DMASYNC_POSTREAD);
@ -2710,7 +2712,7 @@ dc_rxeof(struct dc_softc *sc)
continue;
}
dc_pnic_rx_bug_war(sc, i);
rxstat = cur_rx->dc_status;
rxstat = le32toh(cur_rx->dc_status);
total_len = DC_RXBYTES(rxstat);
}
}
@ -2791,7 +2793,7 @@ dc_txeof(struct dc_softc *sc)
struct dc_desc *cur_tx = NULL;
struct ifnet *ifp;
int idx;
u_int32_t txstat;
u_int32_t ctl, txstat;
ifp = &sc->arpcom.ac_if;
@ -2804,14 +2806,14 @@ dc_txeof(struct dc_softc *sc)
while (idx != sc->dc_cdata.dc_tx_prod) {
cur_tx = &sc->dc_ldata->dc_tx_list[idx];
txstat = cur_tx->dc_status;
txstat = le32toh(cur_tx->dc_status);
ctl = le32toh(cur_tx->dc_ctl);
if (txstat & DC_TXSTAT_OWN)
break;
if (!(cur_tx->dc_ctl & DC_TXCTL_FIRSTFRAG) ||
cur_tx->dc_ctl & DC_TXCTL_SETUP) {
if (cur_tx->dc_ctl & DC_TXCTL_SETUP) {
if (!(ctl & DC_TXCTL_FIRSTFRAG) || ctl & DC_TXCTL_SETUP) {
if (ctl & DC_TXCTL_SETUP) {
/*
* Yes, the PNIC is so brain damaged
* that it will sometimes generate a TX
@ -3194,13 +3196,13 @@ dc_dma_map_txbuf(arg, segs, nseg, mapsize, error)
}
f = &sc->dc_ldata->dc_tx_list[frag];
f->dc_ctl = DC_TXCTL_TLINK | segs[i].ds_len;
f->dc_ctl = htole32(DC_TXCTL_TLINK | segs[i].ds_len);
if (i == 0) {
f->dc_status = 0;
f->dc_ctl |= DC_TXCTL_FIRSTFRAG;
f->dc_ctl |= htole32(DC_TXCTL_FIRSTFRAG);
} else
f->dc_status = DC_TXSTAT_OWN;
f->dc_data = segs[i].ds_addr;
f->dc_status = htole32(DC_TXSTAT_OWN);
f->dc_data = htole32(segs[i].ds_addr);
cur = frag;
DC_INC(frag, DC_TX_LIST_CNT);
}
@ -3208,14 +3210,15 @@ dc_dma_map_txbuf(arg, segs, nseg, mapsize, error)
sc->dc_cdata.dc_tx_err = 0;
sc->dc_cdata.dc_tx_prod = frag;
sc->dc_cdata.dc_tx_cnt += nseg;
sc->dc_ldata->dc_tx_list[cur].dc_ctl |= DC_TXCTL_LASTFRAG;
sc->dc_ldata->dc_tx_list[cur].dc_ctl |= htole32(DC_TXCTL_LASTFRAG);
if (sc->dc_flags & DC_TX_INTR_FIRSTFRAG)
sc->dc_ldata->dc_tx_list[first].dc_ctl |= DC_TXCTL_FINT;
sc->dc_ldata->dc_tx_list[first].dc_ctl |=
htole32(DC_TXCTL_FINT);
if (sc->dc_flags & DC_TX_INTR_ALWAYS)
sc->dc_ldata->dc_tx_list[cur].dc_ctl |= DC_TXCTL_FINT;
sc->dc_ldata->dc_tx_list[cur].dc_ctl |= htole32(DC_TXCTL_FINT);
if (sc->dc_flags & DC_TX_USE_TX_INTR && sc->dc_cdata.dc_tx_cnt > 64)
sc->dc_ldata->dc_tx_list[cur].dc_ctl |= DC_TXCTL_FINT;
sc->dc_ldata->dc_tx_list[first].dc_status = DC_TXSTAT_OWN;
sc->dc_ldata->dc_tx_list[cur].dc_ctl |= htole32(DC_TXCTL_FINT);
sc->dc_ldata->dc_tx_list[first].dc_status = htole32(DC_TXSTAT_OWN);
}
/*
@ -3674,6 +3677,7 @@ dc_stop(struct dc_softc *sc)
struct dc_list_data *ld;
struct dc_chain_data *cd;
int i;
u_int32_t ctl;
DC_LOCK(sc);
@ -3711,8 +3715,9 @@ dc_stop(struct dc_softc *sc)
*/
for (i = 0; i < DC_TX_LIST_CNT; i++) {
if (cd->dc_tx_chain[i] != NULL) {
if ((ld->dc_tx_list[i].dc_ctl & DC_TXCTL_SETUP) ||
!(ld->dc_tx_list[i].dc_ctl & DC_TXCTL_FIRSTFRAG)) {
ctl = le32toh(ld->dc_tx_list[i].dc_ctl);
if ((ctl & DC_TXCTL_SETUP) ||
!(ctl & DC_TXCTL_FIRSTFRAG)) {
cd->dc_tx_chain[i] = NULL;
continue;
}

6
sys/pci/if_dcreg.h
View File

@ -472,6 +472,12 @@ struct dc_desc {
#define DC_TXDESC(sc, i) (sc->dc_laddr + \
(uintptr_t)(sc->dc_ldata->dc_tx_list + i) - (uintptr_t)sc->dc_ldata)
#if BYTE_ORDER == BIG_ENDIAN
#define DC_SP_MAC(x) ((x) << 16)
#else
#define DC_SP_MAC(x) (x)
#endif
struct dc_list_data {
struct dc_desc dc_rx_list[DC_RX_LIST_CNT];
struct dc_desc dc_tx_list[DC_TX_LIST_CNT];