Split RealTek 8129/8139 driver into bus-dependent and bus-independent parts;

prep for an rl CardBus attachment.

1 files changed, 188 insertions, 0 deletions

diff --git a/sys/dev/pci/if_rl_pci.c b/sys/dev/pci/if_rl_pci.c
new file mode 100644
index 00000000000..28c13449ef9
--- /dev/null
+++ b/sys/dev/pci/if_rl_pci.c
@@ -0,0 +1,188 @@
+/*	$OpenBSD: if_rl_pci.c,v 1.1 2001/04/10 22:52:00 aaron Exp $ */
+
+/*
+ * Copyright (c) 1997, 1998
+ *	Bill Paul <wpaul@ctr.columbia.edu>.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by Bill Paul.
+ * 4. Neither the name of the author nor the names of any co-contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "bpfilter.h"
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/sockio.h>
+#include <sys/mbuf.h>
+#include <sys/malloc.h>
+#include <sys/kernel.h>
+#include <sys/socket.h>
+#include <sys/device.h>
+#include <sys/timeout.h>
+
+#include <net/if.h>
+#include <net/if_dl.h>
+#include <net/if_types.h>
+
+#ifdef INET
+#include <netinet/in.h>
+#include <netinet/in_systm.h>
+#include <netinet/in_var.h>
+#include <netinet/ip.h>
+#include <netinet/if_ether.h>
+#endif
+
+#include <net/if_media.h>
+
+#if NBPFILTER > 0
+#include <net/bpf.h>
+#endif
+
+#include <vm/vm.h>              /* for vtophys */
+#include <vm/pmap.h>            /* for vtophys */
+#include <vm/vm_kern.h>
+#include <vm/vm_extern.h>
+#include <machine/bus.h>
+
+#include <dev/mii/mii.h>
+#include <dev/mii/miivar.h>
+#include <dev/pci/pcireg.h>
+#include <dev/pci/pcivar.h>
+#include <dev/pci/pcidevs.h>
+
+#include <dev/ic/rtl81x9reg.h>
+
+int rl_pci_match	__P((struct device *, void *, void *));
+void rl_pci_attach	__P((struct device *, struct device *, void *));
+
+struct cfattach rl_pci_ca = {
+	sizeof(struct rl_softc), rl_pci_match, rl_pci_attach,
+};
+
+struct rl_type rl_pci_devs[] = {
+	{ PCI_VENDOR_ACCTON, PCI_PRODUCT_ACCTON_5030		},
+	{ PCI_VENDOR_ADDTRON, PCI_PRODUCT_ADDTRON_8139		},
+	{ PCI_VENDOR_DELTA, PCI_PRODUCT_DELTA_8139		},
+	{ PCI_VENDOR_DLINK, PCI_PRODUCT_DLINK_530TXPLUS		},
+	{ PCI_VENDOR_NORTEL, PCI_PRODUCT_NORTEL_BS21		},
+	{ PCI_VENDOR_REALTEK, PCI_PRODUCT_REALTEK_RT8129	},
+	{ PCI_VENDOR_REALTEK, PCI_PRODUCT_REALTEK_RT8139	},
+	{ 0, 0 }
+};
+
+int
+rl_pci_match(parent, match, aux)
+	struct device *parent;
+	void *match;
+	void *aux;
+{
+	struct pci_attach_args *pa = (struct pci_attach_args *)aux;
+	struct rl_type *t;  
+        
+	for (t = rl_pci_devs; t->rl_vid != 0; t++) {
+		if ((PCI_VENDOR(pa->pa_id) == t->rl_vid) &&
+		    (PCI_PRODUCT(pa->pa_id) == t->rl_did))
+			return (1);
+	}
+	return (0);
+}
+
+void
+rl_pci_attach(parent, self, aux)
+	struct device *parent, *self;
+	void *aux;
+{
+	struct rl_softc *sc = (struct rl_softc *)self;
+	struct pci_attach_args *pa = aux;
+	pci_chipset_tag_t pc = pa->pa_pc;
+	pci_intr_handle_t ih;
+	const char *intrstr = NULL;
+	bus_addr_t iobase;
+	bus_size_t iosize;
+	u_int32_t command;
+
+	command = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_COMMAND_STATUS_REG);
+
+#ifdef RL_USEIOSPACE
+	if (!(command & PCI_COMMAND_IO_ENABLE)) {
+		printf(": failed to enable i/o ports\n");
+		return;
+	}
+
+	/*
+	 * Map control/status registers.
+	 */
+	if (pci_io_find(pc, pa->pa_tag, RL_PCI_LOIO, &iobase, &iosize)) {
+		printf(": can't find i/o space\n");
+		return;
+	}
+	if (bus_space_map(pa->pa_iot, iobase, iosize, 0, &sc->rl_bhandle)) {
+		printf(": can't map i/o space\n");
+		return;
+	}
+	sc->rl_btag = pa->pa_iot;
+#else
+	if (!(command & PCI_COMMAND_MEM_ENABLE)) {
+		printf(": failed to enable memory mapping\n");
+		return;
+	}
+	if (pci_mem_find(pc, pa->pa_tag, RL_PCI_LOMEM, &iobase, &iosize, NULL)){
+		printf(": can't find mem space\n");
+		return;
+	}
+	if (bus_space_map(pa->pa_memt, iobase, iosize, 0, &sc->rl_bhandle)) {
+		printf(": can't map mem space\n");
+		return;
+	}
+	sc->rl_btag = pa->pa_memt;
+#endif
+
+	/*
+	 * Allocate our interrupt.
+	 */
+	if (pci_intr_map(pc, pa->pa_intrtag, pa->pa_intrpin,
+	    pa->pa_intrline, &ih)) {
+		printf(": couldn't map interrupt\n");
+		return;
+	}
+
+	intrstr = pci_intr_string(pc, ih);
+	sc->sc_ih = pci_intr_establish(pc, ih, IPL_NET, rl_intr, sc,
+	    self->dv_xname);
+	if (sc->sc_ih == NULL) {
+		printf(": couldn't establish interrupt");
+		if (intrstr != NULL)
+			printf(" at %s", intrstr);
+		printf("\n");
+		return;
+	}
+	printf(": %s", intrstr);
+
+	sc->sc_dmat = pa->pa_dmat;
+
+	rl_attach(sc);
+}