/* $OpenBSD: asp.c,v 1.3 1999/07/16 17:53:06 mickey Exp $ */ /* * Copyright (c) 1998,1999 Michael Shalayeff * 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 Michael Shalayeff. * 4. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 THE AUTHOR 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. */ /* * References: * * 1. Cobra/Coral I/O Subsystem External Reference Specification * Hewlett-Packard * */ #include #include #include #include #include #include #include #include #include #include struct asp_hwr { u_int8_t asp_reset; u_int8_t asp_resv[31]; u_int8_t asp_version; u_int8_t asp_resv1[15]; u_int8_t asp_scsidsync; u_int8_t asp_resv2[15]; u_int8_t asp_error; }; struct asp_trs { u_int32_t asp_irr; u_int32_t asp_imr; u_int32_t asp_ipr; u_int32_t asp_icr; u_int32_t asp_iar; u_int32_t asp_resv[3]; u_int8_t asp_cled; #define ASP_LEDDATA 1 #define ASP_LEDSTROBE 2 #define ASP_LEDPULSE 8 u_int8_t asp_resv1[3]; struct { u_int :20, asp_spu : 3, /* SPU ID board jumper */ #define ASP_SPUCOBRA 0 #define ASP_SPUCORAL 1 #define ASP_SPUBUSH 2 #define ASP_SPUHARDBALL 3 #define ASP_SPUSCORPIO 4 #define ASP_SPUCORAL2 5 asp_sw : 1, /* front switch is normal */ asp_clk : 1, /* SCSI clock is doubled */ asp_lan : 2, /* LAN iface selector */ #define ASP_LANINVAL 0 #define ASP_LANAUI 1 #define ASP_LANTHIN 2 #define ASP_LANMISS 3 asp_lanf: 1, /* LAN AUI fuse is ok */ asp_spwr: 1, /* SCSI power ok */ asp_scsi: 3; /* SCSI ctrl ID */ } _asp_ios; #define asp_spu _asp_ios.asp_spu #define asp_sw _asp_ios.asp_sw #define asp_clk _asp_ios.asp_clk #define asp_lan _asp_ios.asp_lan #define asp_lanf _asp_ios.asp_lanf #define asp_spwr _asp_ios.asp_spwr #define asp_scsi _asp_ios.asp_scsi }; struct asp_softc { struct device sc_dev; struct gscbus_ic sc_ic; struct asp_hwr volatile *sc_hw; struct asp_trs volatile *sc_trs; u_int8_t sc_leds; }; /* ASP "Primary Controller" HPA */ #define ASP_CHPA 0xF0800000 int aspmatch __P((struct device *, void *, void *)); void aspattach __P((struct device *, struct device *, void *)); struct cfattach asp_ca = { sizeof(struct asp_softc), aspmatch, aspattach }; struct cfdriver asp_cd = { NULL, "asp", DV_DULL }; void asp_intr_establish __P((void *v, u_int32_t mask)); void asp_intr_disestablish __P((void *v, u_int32_t mask)); u_int32_t asp_intr_check __P((void *v)); void asp_intr_ack __P((void *v, u_int32_t mask)); int aspmatch(parent, cfdata, aux) struct device *parent; void *cfdata; void *aux; { struct confargs *ca = aux; /* struct cfdata *cf = cfdata; */ if (ca->ca_type.iodc_type != HPPA_TYPE_BHA || ca->ca_type.iodc_sv_model != HPPA_BHA_ASP) return 0; return 1; } void aspattach(parent, self, aux) struct device *parent; struct device *self; void *aux; { register struct confargs *ca = aux; register struct asp_softc *sc = (struct asp_softc *)self; struct gsc_attach_args ga; bus_space_handle_t ioh; register u_int32_t irr; register int s; if (bus_space_map(ca->ca_iot, ca->ca_hpa, IOMOD_HPASIZE, 0, &ioh)) { #ifdef DEBUG printf("aspattach: can't map IO space\n"); #endif return; } sc->sc_trs = (struct asp_trs *)ASP_CHPA; sc->sc_hw = (struct asp_hwr *)ca->ca_hpa; sc->sc_leds = 0; /* reset ASP */ /* sc->sc_hw->asp_reset = 1; */ /* delay(400000); */ s = splhigh(); viper_setintrwnd(1 << ca->ca_irq); sc->sc_trs->asp_imr = ~0; irr = sc->sc_trs->asp_irr; sc->sc_trs->asp_imr = 0; splx(s); printf (": rev %d, spu %d, lan %d, scsi %d\n", sc->sc_hw->asp_version, sc->sc_trs->asp_spu,sc->sc_trs->asp_lan, sc->sc_trs->asp_scsi); sc->sc_ic.gsc_type = gsc_asp; sc->sc_ic.gsc_dv = sc; sc->sc_ic.gsc_intr_establish = asp_intr_establish; sc->sc_ic.gsc_intr_disestablish = asp_intr_disestablish; sc->sc_ic.gsc_intr_check = asp_intr_check; sc->sc_ic.gsc_intr_ack = asp_intr_ack; ga.ga_ca = *ca; /* clone from us */ ga.ga_name = "gsc"; ga.ga_ic = &sc->sc_ic; config_found(self, &ga, gscprint); } #ifdef USELEDS void heartbeat(int on) { register struct asp_softc *sc; sc = asp_cd.cd_devs[0]; if (asp_cd.cd_ndevs && sc) { register u_int8_t r = sc->sc_leds ^= ASP_LEDPULSE, b; for (b = 0x80; b; b >>= 1) { sc->sc_trs->asp_cled = (r & b)? 1 : 0; sc->sc_trs->asp_cled = ASP_LEDSTROBE | (r & b)? 1 : 0; } } } #endif void asp_intr_establish(v, mask) void *v; u_int32_t mask; { register struct asp_softc *sc = v; sc->sc_trs->asp_imr |= mask; } void asp_intr_disestablish(v, mask) void *v; u_int32_t mask; { register struct asp_softc *sc = v; sc->sc_trs->asp_imr &= ~mask; } u_int32_t asp_intr_check(v) void *v; { register struct asp_softc *sc = v; register u_int32_t irr, imr; imr = sc->sc_trs->asp_imr; irr = sc->sc_trs->asp_irr; sc->sc_trs->asp_imr = imr & ~irr; return irr; } void asp_intr_ack(v, mask) void *v; u_int32_t mask; { register struct asp_softc *sc = v; sc->sc_trs->asp_imr |= mask; }