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Use bus space functions rather than inw/outw

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to help a future port of the driver to ARM.

Approved by:	imp (mentor)
This commit is contained in:
andrew 2011-01-29 00:53:58 +00:00
parent 0b5604dcfb
commit f689fa27ba
3 changed files with 11 additions and 10 deletions
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10
sys/dev/cs/if_cs.c
View File

@ -272,8 +272,6 @@ cs_cs89x0_probe(device_t dev)
if (error)
return (error);
sc->nic_addr = rman_get_start(sc->port_res);
if ((cs_inw(sc, ADD_PORT) & ADD_MASK) != ADD_SIG) {
/* Chip not detected. Let's try to reset it */
if (bootverbose)
@ -704,7 +702,7 @@ static int
cs_get_packet(struct cs_softc *sc)
{
struct ifnet *ifp = sc->ifp;
int iobase = sc->nic_addr, status, length;
int status, length;
struct ether_header *eh;
struct mbuf *m;
@ -746,7 +744,8 @@ cs_get_packet(struct cs_softc *sc)
m->m_len = length;
/* Get the data */
insw(iobase + RX_FRAME_PORT, m->m_data, (length+1)>>1);
bus_read_multi_2(sc->port_res, RX_FRAME_PORT, mtod(m, uint16_t *),
(length + 1) >> 1);
eh = mtod(m, struct ether_header *);
@ -869,7 +868,8 @@ cs_write_mbufs( struct cs_softc *sc, struct mbuf *m )
static void
cs_xmit_buf( struct cs_softc *sc )
{
outsw(sc->nic_addr+TX_FRAME_PORT, sc->buffer, (sc->buf_len+1)>>1);
bus_write_multi_2(sc->port_res, TX_FRAME_PORT, (uint16_t *)sc->buffer,
(sc->buf_len + 1) >> 1);
sc->buf_len = 0;
}

10
sys/dev/cs/if_csreg.h
View File

@ -30,6 +30,8 @@
* $FreeBSD$
*/
#include <sys/rman.h>
#define CS_89x0_IO_PORTS 0x0020
#define PP_ChipID 0x0000 /* offset 0h -> Corp -ID */
@ -541,21 +543,21 @@ cs_inw(struct cs_softc *sc, int off)
{
if (off & 1)
device_printf(sc->dev, "BUG: inw to an odd address.\n");
return ((inb(sc->nic_addr + off) & 0xff) |
(inb(sc->nic_addr + off + 1) << 8));
return ((bus_read_1(sc->port_res, off)) |
(bus_read_1(sc->port_res, off + 1) << 8));
}
#else
static __inline uint16_t
cs_inw(struct cs_softc *sc, int off)
{
return (inw(sc->nic_addr + off));
return (bus_read_2(sc->port_res, off));
}
#endif
static __inline void
cs_outw(struct cs_softc *sc, int off, uint16_t val)
{
outw(sc->nic_addr + off, val);
bus_write_2(sc->port_res, off, val);
}
static __inline uint16_t

1
sys/dev/cs/if_csvar.h
View File

@ -57,7 +57,6 @@ struct cs_softc {
int flags;
#define CS_NO_IRQ 0x1
int nic_addr; /* Base IO address of card */
int send_cmd;
int line_ctl; /* */
int send_underrun;