bhyve: Address signed/unsigned comparison warnings in the e1000 model
No functional change intended. MFC after: 1 week
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@ -835,7 +835,8 @@ e82545_rx_callback(int fd __unused, enum ev_type type __unused, void *param)
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struct e82545_softc *sc = param;
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struct e1000_rx_desc *rxd;
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struct iovec vec[64];
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int left, len, lim, maxpktsz, maxpktdesc, bufsz, i, n, size;
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ssize_t len;
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int left, lim, maxpktsz, maxpktdesc, bufsz, i, n, size;
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uint32_t cause = 0;
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uint16_t *tp, tag, head;
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@ -877,7 +878,7 @@ e82545_rx_callback(int fd __unused, enum ev_type type __unused, void *param)
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}
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len = netbe_recv(sc->esc_be, vec, maxpktdesc);
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if (len <= 0) {
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DPRINTF("netbe_recv() returned %d", len);
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DPRINTF("netbe_recv() returned %zd", len);
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goto done;
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}
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@ -892,7 +893,7 @@ e82545_rx_callback(int fd __unused, enum ev_type type __unused, void *param)
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len += ETHER_CRC_LEN;
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n = (len + bufsz - 1) / bufsz;
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DPRINTF("packet read %d bytes, %d segs, head %d",
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DPRINTF("packet read %zd bytes, %d segs, head %d",
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len, n, head);
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/* Apply VLAN filter. */
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@ -929,7 +930,7 @@ e82545_rx_callback(int fd __unused, enum ev_type type __unused, void *param)
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E1000_RXD_STAT_EOP | E1000_RXD_STAT_DD;
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/* Schedule receive interrupts. */
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if (len <= sc->esc_RSRPD) {
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if ((uint32_t)len <= sc->esc_RSRPD) {
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cause |= E1000_ICR_SRPD | E1000_ICR_RXT0;
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} else {
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/* XXX: RDRT and RADV timers should be here. */
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@ -976,7 +977,7 @@ e82545_buf_checksum(uint8_t *buf, int len)
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uint32_t sum = 0;
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/* Checksum all the pairs of bytes first... */
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for (i = 0; i < (len & ~1U); i += 2)
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for (i = 0; i < (len & ~1); i += 2)
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sum += *((u_int16_t *)(buf + i));
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/*
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@ -991,9 +992,10 @@ e82545_buf_checksum(uint8_t *buf, int len)
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}
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static uint16_t
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e82545_iov_checksum(struct iovec *iov, int iovcnt, int off, int len)
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e82545_iov_checksum(struct iovec *iov, int iovcnt, unsigned int off,
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unsigned int len)
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{
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int now, odd;
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unsigned int now, odd;
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uint32_t sum = 0, s;
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/* Skip completely unneeded vectors. */
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@ -1039,11 +1041,11 @@ static void
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e82545_transmit_checksum(struct iovec *iov, int iovcnt, struct ck_info *ck)
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{
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uint16_t cksum;
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int cklen;
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unsigned int cklen;
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DPRINTF("tx cksum: iovcnt/s/off/len %d/%d/%d/%d",
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iovcnt, ck->ck_start, ck->ck_off, ck->ck_len);
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cklen = ck->ck_len ? ck->ck_len - ck->ck_start + 1 : INT_MAX;
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cklen = ck->ck_len ? ck->ck_len - ck->ck_start + 1 : UINT_MAX;
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cksum = e82545_iov_checksum(iov, iovcnt, ck->ck_start, cklen);
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*(uint16_t *)((uint8_t *)iov[0].iov_base + ck->ck_off) = ~cksum;
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}
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@ -1084,9 +1086,8 @@ e82545_transmit(struct e82545_softc *sc, uint16_t head, uint16_t tail,
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struct ck_info ckinfo[2];
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struct iovec *iov;
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union e1000_tx_udesc *dsc;
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int desc, dtype, len, ntype, iovcnt, tcp, tso;
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int mss, paylen, seg, tiovcnt, left, now, nleft, nnow, pv, pvoff;
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unsigned hdrlen, vlen, pktlen;
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int desc, dtype, ntype, iovcnt, tcp, tso, paylen, seg, tiovcnt, pv;
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unsigned hdrlen, vlen, pktlen, len, left, mss, now, nnow, nleft, pvoff;
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uint32_t tcpsum, tcpseq;
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uint16_t ipcs, tcpcs, ipid, ohead;
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bool invalid;
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@ -1371,7 +1372,7 @@ e82545_transmit(struct e82545_softc *sc, uint16_t head, uint16_t tail,
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tcp = (sc->esc_txctx.cmd_and_length & E1000_TXD_CMD_TCP) != 0;
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mss = sc->esc_txctx.tcp_seg_setup.fields.mss;
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paylen = (sc->esc_txctx.cmd_and_length & 0x000fffff);
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DPRINTF("tx %s segmentation offload %d+%d/%d bytes %d iovs",
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DPRINTF("tx %s segmentation offload %d+%d/%u bytes %d iovs",
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tcp ? "TCP" : "UDP", hdrlen, paylen, mss, iovcnt);
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ipid = ntohs(*(uint16_t *)&hdr[ckinfo[0].ck_start + 4]);
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tcpseq = 0;
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