/* $NetBSD: asp.c,v 1.10 2006/09/22 14:08:03 skrll Exp $ */ /* $OpenBSD: asp.c,v 1.5 2000/02/09 05:04:22 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 MIND, * 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 __KERNEL_RCSID(0, "$NetBSD: asp.c,v 1.10 2006/09/22 14:08:03 skrll Exp $"); #include #include #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; 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 }; #define ASP_BANK_SZ 0x02000000 #define ASP_REG_INT 0x00800000 #define ASP_ETHER_ADDR 0x00810000 #define ASP_REG_MISC 0x0082f000 const struct asp_spus_tag { char name[12]; int ledword; } asp_spus[] = { { "Cobra", 0 }, { "Coral", 0 }, { "Bushmaster", 0 }, { "Hardball", 1 }, { "Scorpio", 0 }, { "Coral II", 1 }, { "#6", 0 }, { "#7", 0 } }; struct asp_softc { struct device sc_dev; struct hp700_int_reg sc_int_reg; volatile struct asp_hwr *sc_hw; volatile struct asp_trs *sc_trs; }; int aspmatch(struct device *, struct cfdata *, void *); void aspattach(struct device *, struct device *, void *); CFATTACH_DECL(asp, sizeof(struct asp_softc), aspmatch, aspattach, NULL, NULL); /* * Before a module is matched, this fixes up its gsc_attach_args. */ static void asp_fix_args(void *, struct gsc_attach_args *); static void asp_fix_args(void *_sc, struct gsc_attach_args *ga) { hppa_hpa_t module_offset; struct asp_softc *sc = _sc; /* * Determine this module's interrupt bit. */ module_offset = ga->ga_hpa - (hppa_hpa_t) sc->sc_trs; ga->ga_irq = HP700CF_IRQ_UNDEF; #define ASP_IRQ(off, irq) if (module_offset == off) ga->ga_irq = irq ASP_IRQ(0x22000, 6); /* com1 */ ASP_IRQ(0x23000, 5); /* com0 */ ASP_IRQ(0x24000, 7); /* lpt */ ASP_IRQ(0x25000, 9); /* osiop */ ASP_IRQ(0x26000, 8); /* ie */ ASP_IRQ(0x30000, 3); /* siop */ ASP_IRQ(0x800000, 13); /* harmony */ #undef ASP_IRQ } int aspmatch(struct device *parent, struct cfdata *cf, void *aux) { struct confargs *ca = aux; if (ca->ca_type.iodc_type != HPPA_TYPE_BHA || ca->ca_type.iodc_sv_model != HPPA_BHA_ASP) return 0; /* Make sure we have an IRQ. */ if (ca->ca_irq == HP700CF_IRQ_UNDEF) ca->ca_irq = hp700_intr_allocate_bit(&int_reg_cpu); /* * Forcibly mask the HPA down to the start of the ASP * chip address space. */ ca->ca_hpa &= ~(ASP_BANK_SZ - 1); return 1; } void aspattach(struct device *parent, struct device *self, void *aux) { struct confargs *ca = aux; struct asp_softc *sc = (struct asp_softc *)self; struct gsc_attach_args ga; bus_space_handle_t ioh; uint32_t irr; int s; /* * Map the ASP interrupt registers. */ if (bus_space_map(ca->ca_iot, ca->ca_hpa + ASP_REG_INT, sizeof(struct asp_trs), 0, &ioh)) panic("aspattach: can't map interrupt registers."); sc->sc_trs = (struct asp_trs *)ioh; /* * Map the ASP miscellaneous registers. */ if (bus_space_map(ca->ca_iot, ca->ca_hpa + ASP_REG_MISC, sizeof(struct asp_hwr), 0, &ioh)) panic("aspattach: can't map miscellaneous registers."); sc->sc_hw = (struct asp_hwr *)ioh; /* * Map the Ethernet address and read it out. */ if (bus_space_map(ca->ca_iot, ca->ca_hpa + ASP_ETHER_ADDR, sizeof(ga.ga_ether_address), 0, &ioh)) panic("aspattach: can't map EEPROM."); bus_space_read_region_1(ca->ca_iot, ioh, 0, ga.ga_ether_address, sizeof(ga.ga_ether_address)); bus_space_unmap(ca->ca_iot, ioh, sizeof(ga.ga_ether_address)); #ifdef USELEDS machine_ledaddr = &sc->sc_trs->asp_cled; machine_ledword = asp_spus[sc->sc_trs->asp_spu].ledword; #endif /* 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 (": %s rev %d, lan %d scsi %d\n", asp_spus[sc->sc_trs->asp_spu].name, sc->sc_hw->asp_version, sc->sc_trs->asp_lan, sc->sc_trs->asp_scsi); /* Establish the interrupt register. */ hp700_intr_reg_establish(&sc->sc_int_reg); sc->sc_int_reg.int_reg_mask = &sc->sc_trs->asp_imr; sc->sc_int_reg.int_reg_req = &sc->sc_trs->asp_irr; /* Attach the GSC bus. */ ga.ga_ca = *ca; /* clone from us */ ga.ga_name = "gsc"; ga.ga_int_reg = &sc->sc_int_reg; ga.ga_fix_args = asp_fix_args; ga.ga_fix_args_cookie = sc; ga.ga_scsi_target = sc->sc_trs->asp_scsi; config_found(self, &ga, gscprint); }