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Be more verbose on errors with CIS reading. This should be a noop, but

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appears to fix the ath problem that had been reported.  I don't see how
it can, so there's likely some other hidden bug.
This commit is contained in:
imp 2005-02-20 20:36:16 +00:00
parent 7faa015e46
commit 7ddf025729
1 changed files with 9 additions and 4 deletions
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13
sys/dev/cardbus/cardbus_cis.c
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@ -402,9 +402,8 @@ decode_tuple_end(device_t cbdev, device_t child, int id,
int len, uint8_t *tupledata, uint32_t start, uint32_t *off,
struct tuple_callbacks *info)
{
if (cardbus_cis_debug) {
if (cardbus_cis_debug)
printf("CIS reading done\n");
}
return (0);
}
@ -659,12 +658,16 @@ cardbus_parse_cis(device_t cbdev, device_t child,
bzero(tupledata, MAXTUPLESIZE);
expect_linktarget = TRUE;
if ((start = pci_read_config(child, CARDBUS_CIS_REG, 4)) == 0)
if ((start = pci_read_config(child, CARDBUS_CIS_REG, 4)) == 0) {
device_printf(cbdev, "CIS pointer is 0!\n");
return (ENXIO);
}
off = 0;
res = cardbus_read_tuple_init(cbdev, child, &start, &rid);
if (res == NULL)
if (res == NULL) {
device_printf(cbdev, "Unable to allocate resources for CIS\n");
return (ENXIO);
}
do {
if (0 != cardbus_read_tuple(cbdev, child, res, start, &off,
@ -683,6 +686,8 @@ cardbus_parse_cis(device_t cbdev, device_t child,
expect_linktarget = decode_tuple(cbdev, child, tupleid, len,
tupledata, start, &off, callbacks);
if (expect_linktarget != 0) {
device_printf(cbdev, "Parsing failed with %d\n",
expect_linktarget);
cardbus_read_tuple_finish(cbdev, child, rid, res);
return (expect_linktarget);
}