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When I converted this driver to newbus I also cleaned up the code

Browse Source 
layout.  It seems that I cleaned it up a bit too much and confused a few

if () {
	if () {
	} else {
	}
}

statements in the obvious manner.

This allows the driver to transmit packets again.  *sigh*
This commit is contained in:
Matthew N. Dodd 2000-01-13 06:46:02 +00:00
parent ff95378bb1
commit b5e3bc2086
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=55881
2 changed files with 114 additions and 112 deletions
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113
sys/dev/ex/if_ex.c
View File

@ -616,10 +616,10 @@ ex_start(struct ifnet *ifp)
XMT_HEADER_LEN) {
dest = sc->tx_lower_limit;
next = dest + len;
} else {
next = sc->tx_lower_limit +
next - sc->tx_upper_limit - 2;
}
} else {
next = sc->tx_lower_limit +
next - sc->tx_upper_limit - 2;
}
/*
@ -655,60 +655,61 @@ ex_start(struct ifnet *ifp)
}
if (i) {
outsw(iobase + IO_PORT_REG, tmp16, 1);
/*
* If there were other frames chained, update the
* chain in the last one.
*/
if (sc->tx_head != sc->tx_tail) {
if (sc->tx_tail != dest) {
outw(iobase + HOST_ADDR_REG,
sc->tx_last + XMT_Chain_Point);
outw(iobase + IO_PORT_REG, dest);
}
outw(iobase + HOST_ADDR_REG,
sc->tx_last + XMT_Byte_Count);
i = inw(iobase + IO_PORT_REG);
outw(iobase + HOST_ADDR_REG,
sc->tx_last + XMT_Byte_Count);
outw(iobase + IO_PORT_REG, i | Ch_bit);
}
/*
* Resume normal operation of the card:
* - Make a dummy read to flush the DRAM write
* pipeline.
* - Enable receive and transmit interrupts.
* - Send Transmit or Resume_XMT command, as
* appropriate.
*/
inw(iobase + IO_PORT_REG);
#ifdef EX_PSA_INTR
outb(iobase + MASK_REG, All_Int & ~(Rx_Int | Tx_Int));
#endif
if (sc->tx_head == sc->tx_tail) {
outw(iobase + XMT_BAR, dest);
outb(iobase + CMD_REG, Transmit_CMD);
sc->tx_head = dest;
DODEBUG(Sent_Pkts, printf("Transmit\n"););
} else {
outb(iobase + CMD_REG, Resume_XMT_List_CMD);
DODEBUG(Sent_Pkts, printf("Resume\n"););
}
sc->tx_last = dest;
sc->tx_tail = next;
if (ifp->if_bpf != NULL) {
bpf_mtap(ifp, opkt);
}
ifp->if_timer = 2;
ifp->if_opackets++;
m_freem(opkt);
} else {
ifp->if_flags |= IFF_OACTIVE;
DODEBUG(Status, printf("OACTIVE start\n"););
}
/*
* If there were other frames chained, update the
* chain in the last one.
*/
if (sc->tx_head != sc->tx_tail) {
if (sc->tx_tail != dest) {
outw(iobase + HOST_ADDR_REG,
sc->tx_last + XMT_Chain_Point);
outw(iobase + IO_PORT_REG, dest);
}
outw(iobase + HOST_ADDR_REG,
sc->tx_last + XMT_Byte_Count);
i = inw(iobase + IO_PORT_REG);
outw(iobase + HOST_ADDR_REG,
sc->tx_last + XMT_Byte_Count);
outw(iobase + IO_PORT_REG, i | Ch_bit);
}
/*
* Resume normal operation of the card:
* - Make a dummy read to flush the DRAM write
* pipeline.
* - Enable receive and transmit interrupts.
* - Send Transmit or Resume_XMT command, as
* appropriate.
*/
inw(iobase + IO_PORT_REG);
#ifdef EX_PSA_INTR
outb(iobase + MASK_REG, All_Int & ~(Rx_Int | Tx_Int));
#endif
if (sc->tx_head == sc->tx_tail) {
outw(iobase + XMT_BAR, dest);
outb(iobase + CMD_REG, Transmit_CMD);
sc->tx_head = dest;
DODEBUG(Sent_Pkts, printf("Transmit\n"););
} else {
outb(iobase + CMD_REG, Resume_XMT_List_CMD);
DODEBUG(Sent_Pkts, printf("Resume\n"););
}
sc->tx_last = dest;
sc->tx_tail = next;
if (ifp->if_bpf != NULL) {
bpf_mtap(ifp, opkt);
}
ifp->if_timer = 2;
ifp->if_opackets++;
m_freem(opkt);
} else {
ifp->if_flags |= IFF_OACTIVE;
DODEBUG(Status, printf("OACTIVE start\n"););
}
}

113
sys/i386/isa/if_ex.c
View File

@ -616,10 +616,10 @@ ex_start(struct ifnet *ifp)
XMT_HEADER_LEN) {
dest = sc->tx_lower_limit;
next = dest + len;
} else {
next = sc->tx_lower_limit +
next - sc->tx_upper_limit - 2;
}
} else {
next = sc->tx_lower_limit +
next - sc->tx_upper_limit - 2;
}
/*
@ -655,60 +655,61 @@ ex_start(struct ifnet *ifp)
}
if (i) {
outsw(iobase + IO_PORT_REG, tmp16, 1);
/*
* If there were other frames chained, update the
* chain in the last one.
*/
if (sc->tx_head != sc->tx_tail) {
if (sc->tx_tail != dest) {
outw(iobase + HOST_ADDR_REG,
sc->tx_last + XMT_Chain_Point);
outw(iobase + IO_PORT_REG, dest);
}
outw(iobase + HOST_ADDR_REG,
sc->tx_last + XMT_Byte_Count);
i = inw(iobase + IO_PORT_REG);
outw(iobase + HOST_ADDR_REG,
sc->tx_last + XMT_Byte_Count);
outw(iobase + IO_PORT_REG, i | Ch_bit);
}
/*
* Resume normal operation of the card:
* - Make a dummy read to flush the DRAM write
* pipeline.
* - Enable receive and transmit interrupts.
* - Send Transmit or Resume_XMT command, as
* appropriate.
*/
inw(iobase + IO_PORT_REG);
#ifdef EX_PSA_INTR
outb(iobase + MASK_REG, All_Int & ~(Rx_Int | Tx_Int));
#endif
if (sc->tx_head == sc->tx_tail) {
outw(iobase + XMT_BAR, dest);
outb(iobase + CMD_REG, Transmit_CMD);
sc->tx_head = dest;
DODEBUG(Sent_Pkts, printf("Transmit\n"););
} else {
outb(iobase + CMD_REG, Resume_XMT_List_CMD);
DODEBUG(Sent_Pkts, printf("Resume\n"););
}
sc->tx_last = dest;
sc->tx_tail = next;
if (ifp->if_bpf != NULL) {
bpf_mtap(ifp, opkt);
}
ifp->if_timer = 2;
ifp->if_opackets++;
m_freem(opkt);
} else {
ifp->if_flags |= IFF_OACTIVE;
DODEBUG(Status, printf("OACTIVE start\n"););
}
/*
* If there were other frames chained, update the
* chain in the last one.
*/
if (sc->tx_head != sc->tx_tail) {
if (sc->tx_tail != dest) {
outw(iobase + HOST_ADDR_REG,
sc->tx_last + XMT_Chain_Point);
outw(iobase + IO_PORT_REG, dest);
}
outw(iobase + HOST_ADDR_REG,
sc->tx_last + XMT_Byte_Count);
i = inw(iobase + IO_PORT_REG);
outw(iobase + HOST_ADDR_REG,
sc->tx_last + XMT_Byte_Count);
outw(iobase + IO_PORT_REG, i | Ch_bit);
}
/*
* Resume normal operation of the card:
* - Make a dummy read to flush the DRAM write
* pipeline.
* - Enable receive and transmit interrupts.
* - Send Transmit or Resume_XMT command, as
* appropriate.
*/
inw(iobase + IO_PORT_REG);
#ifdef EX_PSA_INTR
outb(iobase + MASK_REG, All_Int & ~(Rx_Int | Tx_Int));
#endif
if (sc->tx_head == sc->tx_tail) {
outw(iobase + XMT_BAR, dest);
outb(iobase + CMD_REG, Transmit_CMD);
sc->tx_head = dest;
DODEBUG(Sent_Pkts, printf("Transmit\n"););
} else {
outb(iobase + CMD_REG, Resume_XMT_List_CMD);
DODEBUG(Sent_Pkts, printf("Resume\n"););
}
sc->tx_last = dest;
sc->tx_tail = next;
if (ifp->if_bpf != NULL) {
bpf_mtap(ifp, opkt);
}
ifp->if_timer = 2;
ifp->if_opackets++;
m_freem(opkt);
} else {
ifp->if_flags |= IFF_OACTIVE;
DODEBUG(Status, printf("OACTIVE start\n"););
}
}