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Ensure that we're aligned at leas tto the size of the resource being requested.

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When cbb_debug is on, print the windows that we're mapping.
This commit is contained in:
Warner Losh 2005-12-27 19:18:11 +00:00
parent 0780312f3d
commit 0e6e3c1384
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=153757
1 changed files with 21 additions and 0 deletions
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21
sys/dev/pccbb/pccbb.c
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@ -1145,9 +1145,27 @@ cbb_cardbus_auto_open(struct cbb_softc *sc, int type)
reg |= (prefetchable[0]?CBBM_BRIDGECTRL_PREFETCH_0:0)|
(prefetchable[1]?CBBM_BRIDGECTRL_PREFETCH_1:0);
pci_write_config(sc->dev, CBBR_BRIDGECTRL, reg, 2);
if (cbb_debug) {
if (starts[0] != 0xffffffff)
device_printf(sc->dev, "Memory window 0:"
" %#x-%#x%s\n", starts[0], ends[0],
prefetchable[0] ? " prefetch" : "");
if (starts[1] != 0xffffffff)
device_printf(sc->dev, "Memory window 1:"
" %#x-%#x%s\n", starts[1], ends[1],
prefetchable[1] ? " prefetch" : "");
}
} else if (type == SYS_RES_IOPORT) {
cbb_cardbus_io_open(sc->dev, 0, starts[0], ends[0]);
cbb_cardbus_io_open(sc->dev, 1, starts[1], ends[1]);
if (cbb_debug) {
if (starts[0] != 0xffffffff)
device_printf(sc->dev, "I/O window 0:"
" %#x-%#x\n", starts[0], ends[0]);
if (starts[1] != 0xffffffff)
device_printf(sc->dev, "I/O window 1:"
" %#x-%#x\n", starts[1], ends[1]);
}
}
}
@ -1205,6 +1223,9 @@ cbb_cardbus_alloc_resource(device_t brdev, device_t child, int type,
start = cbb_start_32_io;
if (end < start)
end = start;
if (count > (1 << RF_ALIGNMENT(flags)))
flags = (flags & ~RF_ALIGNMENT_MASK) |
rman_make_alignment_flags(count);
break;
case SYS_RES_MEMORY:
if (start <= cbb_start_mem)