/* $NetBSD: asp.c,v 1.1.40.1 2020/08/03 09:19:37 martin Exp $ */ /* $OpenBSD: asp.c,v 1.5 2000/02/09 05:04:22 mickey Exp $ */ /* * Copyright (c) 1998-2003 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. * * 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 OR HIS RELATIVES 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 1.1.40.1 2020/08/03 09:19:37 martin Exp $"); #include #include #include #include #include #include #include #include #include #include #include #include struct asp_hwr { uint8_t asp_reset; uint8_t asp_resv[31]; uint8_t asp_version; uint8_t asp_resv1[15]; uint8_t asp_scsidsync; uint8_t asp_resv2[15]; uint8_t asp_error; }; struct asp_trs { uint32_t asp_irr; uint32_t asp_imr; uint32_t asp_ipr; uint32_t asp_icr; uint32_t asp_iar; uint32_t asp_resv[3]; uint8_t asp_cled; uint8_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 { device_t sc_dev; struct hppa_interrupt_register sc_ir; volatile struct asp_hwr *sc_hw; volatile struct asp_trs *sc_trs; }; int aspmatch(device_t, cfdata_t, void *); void aspattach(device_t, device_t, void *); CFATTACH_DECL_NEW(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 = HPPACF_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(device_t parent, cfdata_t 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; /* * 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(device_t parent, device_t self, void *aux) { struct confargs *ca = aux; struct asp_softc *sc = device_private(self); struct gsc_attach_args ga; struct cpu_info *ci = &cpus[0]; bus_space_handle_t ioh; int s; sc->sc_dev = self; ca->ca_irq = hppa_intr_allocate_bit(&ci->ci_ir, ca->ca_irq); if (ca->ca_irq == HPPACF_IRQ_UNDEF) { aprint_error_dev(self, ": can't allocate interrupt"); return; } /* * Map the ASP interrupt registers. */ if (bus_space_map(ca->ca_iot, ca->ca_hpa + ASP_REG_INT, sizeof(struct asp_trs), 0, &ioh)) { aprint_error(": can't map interrupt registers.\n"); return; } 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)) { aprint_error(": can't map miscellaneous registers.\n"); return; } 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)) { aprint_error(": can't map EEPROM.\n"); return; } 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; (void)sc->sc_trs->asp_irr; /* Establish the interrupt register. */ hppa_interrupt_register_establish(ci, &sc->sc_ir); sc->sc_ir.ir_name = device_xname(self); sc->sc_ir.ir_mask = &sc->sc_trs->asp_imr; sc->sc_ir.ir_req = &sc->sc_trs->asp_irr; splx(s); aprint_normal(": %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); /* Attach the GSC bus. */ ga.ga_ca = *ca; /* clone from us */ if (strcmp(device_xname(parent), "mainbus0") == 0) { ga.ga_dp.dp_bc[0] = ga.ga_dp.dp_bc[1]; ga.ga_dp.dp_bc[1] = ga.ga_dp.dp_bc[2]; ga.ga_dp.dp_bc[2] = ga.ga_dp.dp_bc[3]; ga.ga_dp.dp_bc[3] = ga.ga_dp.dp_bc[4]; ga.ga_dp.dp_bc[4] = ga.ga_dp.dp_bc[5]; ga.ga_dp.dp_bc[5] = ga.ga_dp.dp_mod; ga.ga_dp.dp_mod = 0; } ga.ga_name = "gsc"; ga.ga_ir = &sc->sc_ir; 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); }