Author: imp
Date: Mon May 11 17:13:52 2009
New Revision: 191995
URL: http://svn.freebsd.org/changeset/base/191995
Log:
Update a few XXX comments
Submitted by: ddk ddk ddkprog at yahoo dot com
Modified:
head/sys/dev/bwi/bwimac.c
Modified: head/sys/dev/bwi/bwimac.c
==============================================================================
--- head/sys/dev/bwi/bwimac.c Mon May 11 17:05:41 2009 (r191994)
+++ head/sys/dev/bwi/bwimac.c Mon May 11 17:13:52 2009 (r191995)
@@ -300,7 +300,7 @@ bwi_mac_init(struct bwi_mac *mac)
if (error)
return error;
- /* XXX work around for hardware bugs? */
+ /* do timeout fixup */
if (sc->sc_bus_regwin.rw_rev <= 5 &&
sc->sc_bus_regwin.rw_type != BWI_REGWIN_T_BUSPCIE) {
CSR_SETBITS_4(sc, BWI_CONF_LO,
@@ -364,7 +364,7 @@ bwi_mac_init(struct bwi_mac *mac)
*/
bwi_mac_opmode_init(mac);
- /* XXX what's these */
+ /* set up Beacon interval */
if (mac->mac_rev < 3) {
CSR_WRITE_2(sc, 0x60e, 0);
CSR_WRITE_2(sc, 0x610, 0x8000);
@@ -389,7 +389,7 @@ bwi_mac_init(struct bwi_mac *mac)
CSR_WRITE_4(sc, BWI_TXRX_INTR_MASK(i), intrs);
}
- /* XXX what's this */
+ /* allow the MAC to control the PHY clock (dynamic on/off) */
CSR_SETBITS_4(sc, BWI_STATE_LO, 0x100000);
/* Setup MAC power up delay */
@@ -441,7 +441,7 @@ bwi_mac_init(struct bwi_mac *mac)
}
}
- /* XXX what's these */
+ /* update PRETBTT */
CSR_WRITE_2(sc, 0x612, 0x50); /* Force Pre-TBTT to 80? */
MOBJ_WRITE_2(mac, BWI_COMM_MOBJ, 0x416, 0x50);
MOBJ_WRITE_2(mac, BWI_COMM_MOBJ, 0x414, 0x1f4);
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