Author: jhb
Date: Thu Jan  5 16:27:32 2012
New Revision: 229598
URL: http://svn.freebsd.org/changeset/base/229598

Log:
  Remove use of explicit bus space tags and handles and use methods that
  operate on resource objects instead.
  
  MFC after:    1 week

Modified:
  head/sys/dev/ichwd/ichwd.c
  head/sys/dev/ichwd/ichwd.h

Modified: head/sys/dev/ichwd/ichwd.c
==============================================================================
--- head/sys/dev/ichwd/ichwd.c  Thu Jan  5 14:51:43 2012        (r229597)
+++ head/sys/dev/ichwd/ichwd.c  Thu Jan  5 16:27:32 2012        (r229598)
@@ -198,26 +198,26 @@ static struct ichwd_device ichwd_devices
 static devclass_t ichwd_devclass;
 
 #define ichwd_read_tco_1(sc, off) \
-       bus_space_read_1((sc)->tco_bst, (sc)->tco_bsh, (off))
+       bus_read_1((sc)->tco_res, (off))
 #define ichwd_read_tco_2(sc, off) \
-       bus_space_read_2((sc)->tco_bst, (sc)->tco_bsh, (off))
+       bus_read_2((sc)->tco_res, (off))
 #define ichwd_read_tco_4(sc, off) \
-       bus_space_read_4((sc)->tco_bst, (sc)->tco_bsh, (off))
+       bus_read_4((sc)->tco_res, (off))
 #define ichwd_read_smi_4(sc, off) \
-       bus_space_read_4((sc)->smi_bst, (sc)->smi_bsh, (off))
+       bus_read_4((sc)->smi_res, (off))
 #define ichwd_read_gcs_4(sc, off) \
-       bus_space_read_4((sc)->gcs_bst, (sc)->gcs_bsh, (off))
+       bus_read_4((sc)->gcs_res, (off))
 
 #define ichwd_write_tco_1(sc, off, val) \
-       bus_space_write_1((sc)->tco_bst, (sc)->tco_bsh, (off), (val))
+       bus_write_1((sc)->tco_res, (off), (val))
 #define ichwd_write_tco_2(sc, off, val) \
-       bus_space_write_2((sc)->tco_bst, (sc)->tco_bsh, (off), (val))
+       bus_write_2((sc)->tco_res, (off), (val))
 #define ichwd_write_tco_4(sc, off, val) \
-       bus_space_write_4((sc)->tco_bst, (sc)->tco_bsh, (off), (val))
+       bus_write_4((sc)->tco_res, (off), (val))
 #define ichwd_write_smi_4(sc, off, val) \
-       bus_space_write_4((sc)->smi_bst, (sc)->smi_bsh, (off), (val))
+       bus_write_4((sc)->smi_res, (off), (val))
 #define ichwd_write_gcs_4(sc, off, val) \
-       bus_space_write_4((sc)->gcs_bst, (sc)->gcs_bsh, (off), (val))
+       bus_write_4((sc)->gcs_res, (off), (val))
 
 #define ichwd_verbose_printf(dev, ...) \
        do {                                            \
@@ -519,8 +519,6 @@ ichwd_attach(device_t dev)
                device_printf(dev, "unable to reserve SMI registers\n");
                goto fail;
        }
-       sc->smi_bst = rman_get_bustag(sc->smi_res);
-       sc->smi_bsh = rman_get_bushandle(sc->smi_res);
 
        sc->tco_rid = 1;
        sc->tco_res = bus_alloc_resource(dev, SYS_RES_IOPORT, &sc->tco_rid,
@@ -530,8 +528,6 @@ ichwd_attach(device_t dev)
                device_printf(dev, "unable to reserve TCO registers\n");
                goto fail;
        }
-       sc->tco_bst = rman_get_bustag(sc->tco_res);
-       sc->tco_bsh = rman_get_bushandle(sc->tco_res);
 
        sc->gcs_rid = 0;
        if (sc->ich_version >= 6) {
@@ -541,12 +537,6 @@ ichwd_attach(device_t dev)
                        device_printf(dev, "unable to reserve GCS registers\n");
                        goto fail;
                }
-               sc->gcs_bst = rman_get_bustag(sc->gcs_res);
-               sc->gcs_bsh = rman_get_bushandle(sc->gcs_res);
-       } else {
-               sc->gcs_res = 0;
-               sc->gcs_bst = 0;
-               sc->gcs_bsh = 0;
        }
 
        if (ichwd_clear_noreboot(sc) != 0)

Modified: head/sys/dev/ichwd/ichwd.h
==============================================================================
--- head/sys/dev/ichwd/ichwd.h  Thu Jan  5 14:51:43 2012        (r229597)
+++ head/sys/dev/ichwd/ichwd.h  Thu Jan  5 16:27:32 2012        (r229598)
@@ -48,18 +48,12 @@ struct ichwd_softc {
        int                      smi_enabled;
        int                      smi_rid;
        struct resource         *smi_res;
-       bus_space_tag_t          smi_bst;
-       bus_space_handle_t       smi_bsh;
 
        int                      tco_rid;
        struct resource         *tco_res;
-       bus_space_tag_t          tco_bst;
-       bus_space_handle_t       tco_bsh;
 
        int                      gcs_rid;
        struct resource         *gcs_res;
-       bus_space_tag_t          gcs_bst;
-       bus_space_handle_t       gcs_bsh;
 
        eventhandler_tag         ev_tag;
 };
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