Implement prism2 detection from NetBSD. This mostly obsoletes the

prism2 flag in pccard.conf, but I'm leaving it place for the moment in
case the small sample of PrismII cards that I've tried is not
representative.

MFC After: 30 days
Obtained from: NetBSD

1 files changed, 85 insertions, 26 deletions

diff --git a/sys/dev/wi/if_wi.c b/sys/dev/wi/if_wi.c
index a0a2414..1573f85 100644
--- a/sys/dev/wi/if_wi.c
+++ b/sys/dev/wi/if_wi.c
@@ -124,6 +124,13 @@ static const char rcsid[] =
 static u_int8_t	wi_mcast_addr[6] = { 0x01, 0x60, 0x1D, 0x00, 0x01, 0x00 };
 #endif
 
+/*
+ * The following is for compatibility with NetBSD, but should really be
+ * brought in from NetBSD en toto.
+ */
+#define le16toh(a)	(a)
+#define LE16TOH(a)
+
 static void wi_intr		__P((void *));
 static void wi_reset		__P((struct wi_softc *));
 static int wi_ioctl		__P((struct ifnet *, u_long, caddr_t));
@@ -170,6 +177,7 @@ static int wi_alloc		__P((device_t, int));
 static void wi_free		__P((device_t));
 
 static int wi_get_cur_ssid	__P((struct wi_softc *, char *, int *));
+static void wi_get_id		__P((struct wi_softc *, device_t));
 static int wi_media_change	__P((struct ifnet *));
 static void wi_media_status	__P((struct ifnet *, struct ifmediareq *));
 
@@ -350,33 +358,9 @@ static int wi_pccard_attach(device_t dev)
 {
 	struct wi_softc		*sc;
 	int			error;
-	u_int32_t		flags;
 
 	sc = device_get_softc(dev);
 
-	/*
-	 *	XXX: quick hack to support Prism II chip.
-	 *	Currently, we need to set a flags in pccard.conf to specify
-	 *	which type chip is used.
-	 *
-	 *	We need to replace this code in a future.
-	 *	It is better to use CIS than using a flag.
-	 */
-	flags = device_get_flags(dev);
-#define	WI_FLAGS_PRISM2	0x10000
-	if (flags & WI_FLAGS_PRISM2) {
-		sc->wi_prism2 = 1;
-		if (bootverbose) {
-			device_printf(dev, "found PrismII chip\n");
-		}
-	}
-	else {
-		sc->wi_prism2 = 0;
-		if (bootverbose) {
-			device_printf(dev, "found Lucent chip\n");
-		}
-	}
-
 	error = wi_alloc(dev, 0);
 	if (error) {
 		device_printf(dev, "wi_alloc() failed! (%d)\n", error);
@@ -510,8 +494,9 @@ wi_generic_attach(device_t dev)
 	bcopy((char *)&mac.wi_mac_addr,
 	   (char *)&sc->arpcom.ac_enaddr, ETHER_ADDR_LEN);
 
-	device_printf(dev, "Ethernet address: %6D\n",
-	    sc->arpcom.ac_enaddr, ":");
+	device_printf(dev, "802.11 address: %6D\n", sc->arpcom.ac_enaddr, ":");
+
+	wi_get_id(sc, dev);
 
 	ifp->if_softc = sc;
 	ifp->if_unit = sc->wi_unit;
@@ -611,6 +596,80 @@ wi_generic_attach(device_t dev)
 	return(0);
 }
 
+static void
+wi_get_id(sc, dev)
+	struct wi_softc *sc;
+	device_t dev;
+{
+	struct wi_ltv_ver       ver;
+
+	/* getting chip identity */
+	memset(&ver, 0, sizeof(ver));
+	ver.wi_type = WI_RID_CARDID;
+	ver.wi_len = 5;
+	wi_read_record(sc, (struct wi_ltv_gen *)&ver);
+	device_printf(dev, "using ");
+	switch (le16toh(ver.wi_ver[0])) {
+	case WI_NIC_EVB2:
+		printf("RF:PRISM2 MAC:HFA3841");
+		sc->wi_prism2 = 1;
+		break;
+	case WI_NIC_HWB3763:
+		printf("RF:PRISM2 MAC:HFA3841 CARD:HWB3763 rev.B");
+		sc->wi_prism2 = 1;
+		break;
+	case WI_NIC_HWB3163:
+		printf("RF:PRISM2 MAC:HFA3841 CARD:HWB3163 rev.A");
+		sc->wi_prism2 = 1;
+		break;
+	case WI_NIC_HWB3163B:
+		printf("RF:PRISM2 MAC:HFA3841 CARD:HWB3163 rev.B");
+		sc->wi_prism2 = 1;
+		break;
+	case WI_NIC_EVB3:
+		printf("RF:PRISM2 MAC:HFA3842");
+		sc->wi_prism2 = 1;
+		break;
+	case WI_NIC_HWB1153:
+		printf("RF:PRISM1 MAC:HFA3841 CARD:HWB1153");
+		sc->wi_prism2 = 1;
+		break;
+	case WI_NIC_P2_SST:
+		printf("RF:PRISM2 MAC:HFA3841 CARD:HWB3163-SST-flash");
+		sc->wi_prism2 = 1;
+		break;
+	case WI_NIC_PRISM2_5:
+		printf("RF:PRISM2.5 MAC:ISL3873");
+		sc->wi_prism2 = 1;
+		break;
+	case WI_NIC_3874A:
+		printf("RF:PRISM2.5 MAC:ISL3874A(PCI)");
+		sc->wi_prism2 = 1;
+		break;
+	default:
+		printf("Lucent chip or unknown chip\n");
+		sc->wi_prism2 = 0;
+		break;
+	}
+
+	if (sc->wi_prism2) {
+		/* try to get prism2 firm version */
+		memset(&ver, 0, sizeof(ver));
+		ver.wi_type = WI_RID_IDENT;
+		ver.wi_len = 5;
+		wi_read_record(sc, (struct wi_ltv_gen *)&ver);
+		LE16TOH(ver.wi_ver[1]);
+		LE16TOH(ver.wi_ver[2]);
+		LE16TOH(ver.wi_ver[3]);
+		printf(", Firmware: %i.%i variant %i\n", ver.wi_ver[2],
+		       ver.wi_ver[3], ver.wi_ver[1]);
+		sc->wi_prism2_ver = ver.wi_ver[2] * 100 +
+				    ver.wi_ver[3] *  10 + ver.wi_ver[1];
+	}
+
+	return;
+}
+
 static void wi_rxeof(sc)
 	struct wi_softc		*sc;
 {