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Fix port control for PEX 8749.

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That chip has three Station Ports, so previous address math was incorrect.

MFC after:	13 days
Sponsored by:	iXsystems, Inc.
This commit is contained in:
mav 2017-08-31 13:41:44 +00:00
parent 8ea9b494ee
commit cece25e8d3
1 changed files with 3 additions and 3 deletions
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6
sys/dev/ntb/ntb_hw/ntb_hw_plx.c
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@ -473,7 +473,7 @@ ntb_plx_link_enable(device_t dev, enum ntb_speed speed __unused,
return (0);
}
reg = (sc->port < 8) ? 0x00208 : 0x08208;
reg = ((sc->port & ~7) << 12) | 0x208;
val = bus_read_4(sc->conf_res, reg);
if ((val & (1 << (sc->port & 7))) == 0) {
/* If already enabled, generate fake link event and exit. */
@ -495,7 +495,7 @@ ntb_plx_link_disable(device_t dev)
if (sc->link)
return (0);
reg = (sc->port < 8) ? 0x00208 : 0x08208;
reg = ((sc->port & ~7) << 12) | 0x208;
val = bus_read_4(sc->conf_res, reg);
val |= (1 << (sc->port & 7));
bus_write_4(sc->conf_res, reg, val);
@ -512,7 +512,7 @@ ntb_plx_link_enabled(device_t dev)
if (sc->link)
return (TRUE);
reg = (sc->port < 8) ? 0x00208 : 0x08208;
reg = ((sc->port & ~7) << 12) | 0x208;
val = bus_read_4(sc->conf_res, reg);
return ((val & (1 << (sc->port & 7))) == 0);
}