1 /* $NetBSD: psychovar.h,v 1.7 2002/03/20 18:54:48 eeh Exp $ */ 2 3 /* 4 * Copyright (c) 1999, 2000 Matthew R. Green 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. The name of the author may not be used to endorse or promote products 16 * derived from this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 23 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 24 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 25 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 26 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 */ 30 31 #ifndef _SPARC64_DEV_PSYCHOVAR_H_ 32 #define _SPARC64_DEV_PSYCHOVAR_H_ 33 34 /* per real PCI bus info */ 35 struct psycho_softc; 36 37 struct psycho_pbm { 38 /* link to mum */ 39 struct psycho_softc *pp_sc; 40 41 /* 42 * note that the sabre really only has one ranges property, 43 * used for both simba a and simba b (but the ranges for 44 * real psychos are the same for PCI A and PCI B anyway). 45 */ 46 struct psycho_registers *pp_regs; 47 struct psycho_ranges *pp_range; 48 49 /* counts of above */ 50 int pp_nregs; 51 int pp_nrange; 52 int pp_nintmap; 53 54 /* chipset tag for this instance */ 55 pci_chipset_tag_t pp_pc; 56 57 /* our tags */ 58 bus_space_tag_t pp_memt; 59 bus_space_tag_t pp_iot; 60 bus_dma_tag_t pp_dmat; 61 int pp_bus; 62 int pp_flags; 63 64 /* and pointers into the psycho regs for our bits */ 65 bus_space_handle_t pp_pcictl; 66 }; 67 68 /* 69 * per-PCI bus on mainbus softc structure; one for sabre, or two 70 * per pair of psycho's. 71 */ 72 struct psycho_softc { 73 struct device sc_dev; 74 75 /* 76 * one sabre has two simba's. psycho's are separately attached, 77 * with the `other' psycho_pbm allocated at the first's attach. 78 */ 79 struct psycho_pbm *__sc_psycho_this; 80 struct psycho_pbm *__sc_psycho_other; 81 #define sc_psycho_this __sc_psycho_this 82 #define sc_psycho_other __sc_psycho_other 83 84 /* 85 * PSYCHO register. we record the base physical address of these 86 * also as it is the base of the entire PSYCHO 87 */ 88 struct psychoreg *sc_regs; 89 paddr_t sc_basepaddr; 90 91 /* Interrupt Group Number for this device */ 92 int sc_ign; 93 94 /* our tags (from parent) */ 95 bus_space_tag_t sc_bustag; 96 bus_dma_tag_t sc_dmatag; 97 98 bus_space_handle_t sc_bh; 99 100 /* config space */ 101 bus_space_tag_t sc_configtag; 102 bus_space_handle_t sc_configaddr; 103 104 int sc_clockfreq; 105 int sc_node; /* prom node */ 106 int sc_mode; /* (whatareya?) */ 107 #define PSYCHO_MODE_SABRE 1 /* i'm a sabre (yob) */ 108 #define PSYCHO_MODE_PSYCHO 2 /* i'm a psycho (w*nker) */ 109 110 struct iommu_state *sc_is; 111 }; 112 113 /* config space is per-psycho. mem/io/dma are per-pci bus */ 114 bus_dma_tag_t psycho_alloc_dma_tag __P((struct psycho_pbm *)); 115 bus_space_tag_t psycho_alloc_bus_tag __P((struct psycho_pbm *, int)); 116 117 #define psycho_alloc_config_tag(pp) psycho_alloc_bus_tag((pp), PCI_CONFIG_BUS_SPACE) 118 #define psycho_alloc_mem_tag(pp) psycho_alloc_bus_tag((pp), PCI_MEMORY_BUS_SPACE) 119 #define psycho_alloc_io_tag(pp) psycho_alloc_bus_tag((pp), PCI_IO_BUS_SPACE) 120 121 #endif /* _SPARC64_DEV_PSYCHOVAR_H_ */ 122