Colleagues,
here is WIP patch for the regression with PCMCIA 3Com cards that
you have reported. Please test it and tell whether it helps.
--
Totus tuus, Glebius.
GLEBIUS-RIPN GLEB-RIPE
Index: cardbus.c
===================================================================
RCS file: /home/ncvs/src/sys/dev/cardbus/cardbus.c,v
retrieving revision 1.54
diff -u -r1.54 cardbus.c
--- cardbus.c 28 Oct 2005 06:03:53 -0000 1.54
+++ cardbus.c 26 Dec 2005 10:17:47 -0000
@@ -149,14 +149,6 @@
cardbus_add_map(cbdev, child, PCIR_BAR(reg));
}
-static void
-cardbus_do_res(struct resource_list_entry *rle, device_t child, uint32_t start)
-{
- rle->start = start;
- rle->end = start + rle->count - 1;
- pci_write_config(child, rle->rid, rle->start, 4);
-}
-
static int
cardbus_barsort(const void *a, const void *b)
{
@@ -249,8 +241,16 @@
rle = barlist[tmp];
if (rle->type == SYS_RES_MEMORY &&
dinfo->mprefetchable & BARBIT(rle->rid)) {
- cardbus_do_res(rle, child, start);
- start += rle->count;
+ rle->res = bus_alloc_resource(cbdev,
+ rle->type, &rle->rid, start, end,
+ rle->count,
+ rman_make_alignment_flags(rle->count));
+ if (rle->res != NULL) {
+ rle->start = rman_get_start(rle->res);
+ rle->end = rman_get_end(rle->res);
+ pci_write_config(child,
+ rle->rid, rle->start, 4);
+ }
}
}
}
@@ -297,8 +297,20 @@
rle = barlist[tmp];
if (rle->type == SYS_RES_MEMORY &&
(dinfo->mprefetchable & BARBIT(rle->rid)) == 0) {
- cardbus_do_res(rle, child, start);
- start += rle->count;
+ rle->res = bus_alloc_resource(cbdev,
+ rle->type, &rle->rid, start, end,
+ rle->count,
+ rman_make_alignment_flags(rle->count));
+ if (rle->res == NULL) {
+ DEVPRINTF((cbdev, "Cannot pre-allocate "
+ "memory for cardbus device\n"));
+ free(barlist, M_DEVBUF);
+ return (ENOMEM);
+ }
+ rle->start = rman_get_start(rle->res);
+ rle->end = rman_get_end(rle->res);
+ pci_write_config(child,
+ rle->rid, rle->start, 4);
}
}
}
@@ -341,8 +353,20 @@
for (tmp = 0; tmp < count; tmp++) {
rle = barlist[tmp];
if (rle->type == SYS_RES_IOPORT) {
- cardbus_do_res(rle, child, start);
- start += rle->count;
+ rle->res = bus_alloc_resource(cbdev,
+ rle->type, &rle->rid, start, end,
+ rle->count,
+ rman_make_alignment_flags(rle->count));
+ if (rle->res == NULL) {
+ DEVPRINTF((cbdev, "Cannot pre-allocate "
+ "IO port for cardbus device\n"));
+ free(barlist, M_DEVBUF);
+ return (ENOMEM);
+ }
+ rle->start = rman_get_start(rle->res);
+ rle->end = rman_get_end(rle->res);
+ pci_write_config(child,
+ rle->rid, rle->start, 4);
}
}
}
@@ -357,9 +381,10 @@
}
start = rman_get_start(res);
end = rman_get_end(res);
- bus_release_resource(cbdev, SYS_RES_IRQ, rid, res);
resource_list_add(&dinfo->pci.resources, SYS_RES_IRQ, rid, start, end,
1);
+ rle = resource_list_find(&dinfo->pci.resources, SYS_RES_IRQ, rid);
+ rle->res = res;
dinfo->pci.cfg.intline = start;
pci_write_config(child, PCIR_INTLINE, start, 1);
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