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[src/trunk]: src/sys PR/46310: Ryo ONODERA: Add support for cardbus bwi(4)
details: https://anonhg.NetBSD.org/src/rev/b7b95dda3a01
branches: trunk
changeset: 778697:b7b95dda3a01
user: christos <christos%NetBSD.org@localhost>
date: Sun Apr 08 20:49:29 2012 +0000
description:
PR/46310: Ryo ONODERA: Add support for cardbus bwi(4)
diffstat:
sys/arch/i386/conf/GENERIC | 5 +-
sys/dev/cardbus/files.cardbus | 8 +-
sys/dev/cardbus/if_bwi_cardbus.c | 287 +++++++++++++++++++++++++++++++++++++++
3 files changed, 297 insertions(+), 3 deletions(-)
diffs (truncated from 339 to 300 lines):
diff -r 31437e2888b5 -r b7b95dda3a01 sys/arch/i386/conf/GENERIC
--- a/sys/arch/i386/conf/GENERIC Sun Apr 08 20:47:10 2012 +0000
+++ b/sys/arch/i386/conf/GENERIC Sun Apr 08 20:49:29 2012 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: GENERIC,v 1.1069 2012/04/07 05:40:41 christos Exp $
+# $NetBSD: GENERIC,v 1.1070 2012/04/08 20:49:29 christos Exp $
#
# GENERIC machine description file
#
@@ -22,7 +22,7 @@
options INCLUDE_CONFIG_FILE # embed config file in kernel binary
-#ident "GENERIC-$Revision: 1.1069 $"
+#ident "GENERIC-$Revision: 1.1070 $"
maxusers 64 # estimated number of users
@@ -1061,6 +1061,7 @@
# CardBus network cards
ath* at cardbus? function ? # Atheros 5210/5211/5212 802.11
atw* at cardbus? function ? # ADMtek ADM8211 (802.11)
+bwi* at cardbus? function ? # Broadcom BCM43xx wireless
ex* at cardbus? function ? # 3Com 3c575TX
fxp* at cardbus? function ? # Intel i8255x
ral* at cardbus? function ? # Ralink Technology RT25x0 802.11a/b/g
diff -r 31437e2888b5 -r b7b95dda3a01 sys/dev/cardbus/files.cardbus
--- a/sys/dev/cardbus/files.cardbus Sun Apr 08 20:47:10 2012 +0000
+++ b/sys/dev/cardbus/files.cardbus Sun Apr 08 20:49:29 2012 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: files.cardbus,v 1.36 2010/03/27 03:04:51 nonaka Exp $
+# $NetBSD: files.cardbus,v 1.37 2012/04/08 20:49:29 christos Exp $
#
# files.cardbus
#
@@ -59,6 +59,12 @@
file dev/cardbus/if_tlp_cardbus.c tlp_cardbus
#
+# Broadcom BCM43xx wireless
+#
+attach bwi at cardbus with bwi_cardbus
+file dev/cardbus/if_bwi_cardbus.c bwi_cardbus
+
+#
# OHCI USB controller
#
attach ohci at cardbus with ohci_cardbus
diff -r 31437e2888b5 -r b7b95dda3a01 sys/dev/cardbus/if_bwi_cardbus.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/dev/cardbus/if_bwi_cardbus.c Sun Apr 08 20:49:29 2012 +0000
@@ -0,0 +1,287 @@
+/* $NetBSD: if_bwi_cardbus.c,v 1.1 2012/04/08 20:49:29 christos Exp $ */
+/* $OpenBSD: if_bwi_cardbus.c,v 1.13 2010/08/06 05:26:24 mglocker Exp $ */
+
+/*
+ * Copyright (c) 2007 Marcus Glocker <mglocker%openbsd.org@localhost>
+ * Copyright (c) 2006 Claudio Jeker <claudio%openbsd.org@localhost>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/*
+ * Cardbus front-end for the Broadcom AirForce
+ */
+
+#include <sys/cdefs.h>
+__KERNEL_RCSID(0,"$NetBSD: if_bwi_cardbus.c,v 1.1 2012/04/08 20:49:29 christos Exp $");
+
+#include "opt_inet.h"
+
+#include <sys/param.h>
+#include <sys/callout.h>
+#include <sys/device.h>
+#include <sys/kernel.h>
+#include <sys/malloc.h>
+#include <sys/mbuf.h>
+#include <sys/socket.h>
+#include <sys/sockio.h>
+#include <sys/systm.h>
+#include <sys/errno.h>
+
+#include <machine/endian.h>
+
+#include <net/if.h>
+#include <net/if_dl.h>
+#include <net/if_ether.h>
+#include <net/if_media.h>
+
+#include <net80211/ieee80211_var.h>
+#include <net80211/ieee80211_amrr.h>
+#include <net80211/ieee80211_radiotap.h>
+
+#include <dev/pci/pcireg.h>
+#include <dev/pci/pcivar.h>
+
+#include <dev/cardbus/cardbusvar.h>
+
+#include <dev/ic/bwireg.h>
+#include <dev/ic/bwivar.h>
+#include <dev/pci/pcidevs.h>
+
+struct bwi_cardbus_softc {
+ struct bwi_softc csc_bwi;
+
+ /* cardbus specific goo */
+ cardbus_devfunc_t csc_ct;
+ pcitag_t csc_tag;
+ void *csc_ih;
+
+ bus_size_t csc_mapsize;
+ pcireg_t csc_bar_val;
+ int csc_intrline;
+ pci_chipset_tag_t csc_pc;
+};
+
+int bwi_cardbus_match(device_t, cfdata_t, void*);
+void bwi_cardbus_attach(device_t, device_t, void *);
+int bwi_cardbus_detach(device_t, int);
+void bwi_cardbus_setup(struct bwi_cardbus_softc *);
+int bwi_cardbus_enable(struct bwi_softc *);
+void bwi_cardbus_disable(struct bwi_softc *);
+void bwi_cardbus_conf_write(void *, uint32_t, uint32_t);
+uint32_t bwi_cardbus_conf_read(void *, uint32_t);
+
+CFATTACH_DECL_NEW(bwi_cardbus, sizeof (struct bwi_cardbus_softc),
+ bwi_cardbus_match, bwi_cardbus_attach, bwi_cardbus_detach, NULL);
+
+int
+bwi_cardbus_match(device_t parent, cfdata_t match, void *aux)
+{
+ struct cardbus_attach_args *ca = aux;
+
+ if (PCI_VENDOR(ca->ca_id) == PCI_VENDOR_BROADCOM) {
+ switch (PCI_PRODUCT(ca->ca_id)) {
+ case PCI_PRODUCT_BROADCOM_BCM4303:
+ case PCI_PRODUCT_BROADCOM_BCM4306:
+ case PCI_PRODUCT_BROADCOM_BCM4306_2:
+ case PCI_PRODUCT_BROADCOM_BCM4307:
+ case PCI_PRODUCT_BROADCOM_BCM4309:
+ case PCI_PRODUCT_BROADCOM_BCM4311:
+ case PCI_PRODUCT_BROADCOM_BCM4312:
+ case PCI_PRODUCT_BROADCOM_BCM4318:
+ case PCI_PRODUCT_BROADCOM_BCM4319:
+ case PCI_PRODUCT_BROADCOM_BCM4322:
+ case PCI_PRODUCT_BROADCOM_BCM43XG:
+ case PCI_PRODUCT_BROADCOM_BCM4328:
+ return (1);
+ default:
+ return (0);
+ }
+ }
+
+ return (0);
+}
+
+void
+bwi_cardbus_attach(device_t parent, device_t self, void *aux)
+{
+ struct bwi_cardbus_softc *csc = device_private(self);
+ struct cardbus_attach_args *ca = aux;
+ struct bwi_softc *sc = &csc->csc_bwi;
+ cardbus_devfunc_t ct = ca->ca_ct;
+ pcireg_t reg;
+ bus_addr_t base;
+ int error;
+
+ sc->sc_dev = self;
+ sc->sc_dmat = ca->ca_dmat;
+ csc->csc_ct = ct;
+ csc->csc_tag = ca->ca_tag;
+
+ /* power management hooks */
+ sc->sc_enable = bwi_cardbus_enable;
+ sc->sc_disable = bwi_cardbus_disable;
+ //sc->sc_power = bwi_cardbus_power;
+
+ /* map control/status registers */
+ error = Cardbus_mapreg_map(ct, BWI_PCIR_BAR,
+ PCI_MAPREG_TYPE_MEM, 0, &sc->sc_mem_bt,
+ &sc->sc_mem_bh, &base, &csc->csc_mapsize);
+ if (error != 0) {
+ printf(": can't map mem space\n");
+ return;
+ }
+ csc->csc_bar_val = base | PCI_MAPREG_TYPE_MEM;
+
+ /* set up the PCI configuration registers */
+ bwi_cardbus_setup(csc);
+
+ printf(": irq %d", csc->csc_intrline);
+
+ /* we need to access Cardbus config space from the driver */
+ sc->sc_conf_read = bwi_cardbus_conf_read;
+ sc->sc_conf_write = bwi_cardbus_conf_write;
+
+ reg = (sc->sc_conf_read)(sc, PCI_SUBSYS_ID_REG);
+
+ sc->sc_pci_revid = PCI_REVISION(ca->ca_class);
+ sc->sc_pci_did = PCI_PRODUCT(ca->ca_id);
+ sc->sc_pci_subvid = PCI_VENDOR(reg);
+ sc->sc_pci_subdid = PCI_PRODUCT(reg);
+
+ error = bwi_attach(sc);
+ if (error != 0)
+ bwi_cardbus_detach(sc->sc_dev, 0);
+
+ Cardbus_function_disable(ct);
+}
+
+int
+bwi_cardbus_detach(device_t self, int flags)
+{
+ struct bwi_cardbus_softc *csc = device_private(self);
+ struct bwi_softc *sc = &csc->csc_bwi;
+ cardbus_devfunc_t ct = csc->csc_ct;
+ cardbus_chipset_tag_t cc = ct->ct_cc;
+ cardbus_function_tag_t cf = ct->ct_cf;
+
+#ifdef DIAGNOSTIC
+ if (ct == NULL)
+ panic("%s: data structure lacks", device_xname(self));
+
+#endif
+
+ bwi_detach(sc);
+
+ /* unhook the interrupt handler */
+ if (csc->csc_ih != NULL) {
+ cardbus_intr_disestablish(cc, cf, csc->csc_ih);
+ csc->csc_ih = NULL;
+ }
+
+ /* release bus space and close window */
+ Cardbus_mapreg_unmap(ct, BWI_PCIR_BAR, sc->sc_mem_bt,
+ sc->sc_mem_bh, csc->csc_mapsize);
+
+ return (0);
+}
+
+void
+bwi_cardbus_setup(struct bwi_cardbus_softc *csc)
+{
+ cardbus_devfunc_t ct = csc->csc_ct;
+ cardbus_chipset_tag_t cc = ct->ct_cc;
+ pci_chipset_tag_t pc = csc->csc_pc;
+ cardbus_function_tag_t cf = ct->ct_cf;
+ pcireg_t reg;
+
+ /* program the BAR */
+ cardbus_conf_write(cc, cf, csc->csc_tag, BWI_PCIR_BAR,
+ csc->csc_bar_val);
+
+ /* make sure the right access type is on the cardbus bridge */
+ (*cf->cardbus_ctrl)(cc, CARDBUS_MEM_ENABLE);
+ (*cf->cardbus_ctrl)(cc, CARDBUS_BM_ENABLE);
+
+ /* enable the appropriate bits in the PCI CSR */
+ reg = pci_conf_read(pc, csc->csc_tag,
+ PCI_COMMAND_STATUS_REG);
+ reg |= PCI_COMMAND_MASTER_ENABLE | PCI_COMMAND_MEM_ENABLE;
+ Cardbus_conf_write(ct, csc->csc_tag, PCI_COMMAND_STATUS_REG,
+ reg);
+}
+
+int
+bwi_cardbus_enable(struct bwi_softc *sc)
+{
+ struct bwi_cardbus_softc *csc = (struct bwi_cardbus_softc *)sc;
+ cardbus_devfunc_t ct = csc->csc_ct;
+ cardbus_chipset_tag_t cc = ct->ct_cc;
+ cardbus_function_tag_t cf = ct->ct_cf;
+
+ /* power on the socket */
+ Cardbus_function_enable(ct);
+
+ /* setup the PCI configuration registers */
+ bwi_cardbus_setup(csc);
+
+ /* map and establish the interrupt handler */
+ csc->csc_ih = cardbus_intr_establish(cc, cf, IPL_NET,
+ bwi_intr, sc);
+ if (csc->csc_ih == NULL) {
+ aprint_error_dev(sc->sc_dev,
+ "unable to establish interrupt\n");
+ Cardbus_function_disable(ct);
+ return false;
+ }
+
+ return (0);
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