Author: fabient
Date: Wed Jun 20 09:01:44 2012
New Revision: 237295
URL: http://svn.freebsd.org/changeset/base/237295
Log:
Fix viawd(4) that was only working as a module.
Obtained from: jhb
MFC after: 3 days
Modified:
head/sys/dev/viawd/viawd.c
Modified: head/sys/dev/viawd/viawd.c
==============================================================================
--- head/sys/dev/viawd/viawd.c Wed Jun 20 08:29:24 2012 (r237294)
+++ head/sys/dev/viawd/viawd.c Wed Jun 20 09:01:44 2012 (r237295)
@@ -168,14 +168,18 @@ viawd_attach(device_t dev)
}
/* Allocate I/O register space. */
- sc->wd_rid = 0;
- sc->wd_res = bus_alloc_resource(dev, SYS_RES_MEMORY, &sc->wd_rid,
- pmbase, pmbase + VIAWD_MEM_LEN - 1, VIAWD_MEM_LEN,
+ sc->wd_rid = VIAWD_CONFIG_BASE;
+ sc->wd_res = bus_alloc_resource_any(sb_dev, SYS_RES_MEMORY, &sc->wd_rid,
RF_ACTIVE | RF_SHAREABLE);
if (sc->wd_res == NULL) {
device_printf(dev, "Unable to map watchdog memory\n");
goto fail;
}
+ if (rman_get_size(sc->wd_res) < VIAWD_MEM_LEN) {
+ device_printf(dev, "Bad size for watchdog memory: %#x\n",
+ (unsigned)rman_get_size(sc->wd_res));
+ goto fail;
+ }
/* Check if watchdog fired last boot. */
reg = viawd_read_4(sc, VIAWD_MEM_CTRL);
@@ -192,7 +196,7 @@ viawd_attach(device_t dev)
return (0);
fail:
if (sc->wd_res != NULL)
- bus_release_resource(dev, SYS_RES_MEMORY,
+ bus_release_resource(sb_dev, SYS_RES_MEMORY,
sc->wd_rid, sc->wd_res);
return (ENXIO);
}
@@ -224,7 +228,7 @@ viawd_detach(device_t dev)
}
if (sc->wd_res != NULL)
- bus_release_resource(sc->dev, SYS_RES_MEMORY,
+ bus_release_resource(sc->sb_dev, SYS_RES_MEMORY,
sc->wd_rid, sc->wd_res);
return (0);
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