Annotation of sys/arch/sparc64/dev/psychovar.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: psychovar.h,v 1.6 2003/05/16 06:59:12 henric Exp $ */
! 2: /* $NetBSD: psychovar.h,v 1.6 2001/07/20 00:07:13 eeh Exp $ */
! 3:
! 4: /*
! 5: * Copyright (c) 1999, 2000 Matthew R. Green
! 6: * All rights reserved.
! 7: *
! 8: * Redistribution and use in source and binary forms, with or without
! 9: * modification, are permitted provided that the following conditions
! 10: * are met:
! 11: * 1. Redistributions of source code must retain the above copyright
! 12: * notice, this list of conditions and the following disclaimer.
! 13: * 2. Redistributions in binary form must reproduce the above copyright
! 14: * notice, this list of conditions and the following disclaimer in the
! 15: * documentation and/or other materials provided with the distribution.
! 16: * 3. The name of the author may not be used to endorse or promote products
! 17: * derived from this software without specific prior written permission.
! 18: *
! 19: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
! 20: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
! 21: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
! 22: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
! 23: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
! 24: * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
! 25: * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
! 26: * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
! 27: * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 28: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 29: * SUCH DAMAGE.
! 30: */
! 31:
! 32: #ifndef _SPARC64_DEV_PSYCHOVAR_H_
! 33: #define _SPARC64_DEV_PSYCHOVAR_H_
! 34:
! 35: /* per real PCI bus info */
! 36: struct psycho_softc;
! 37:
! 38: struct psycho_pbm {
! 39: /* link to mum */
! 40: struct psycho_softc *pp_sc;
! 41:
! 42: /*
! 43: * note that the sabre really only has one ranges property,
! 44: * used for both simba a and simba b (but the ranges for
! 45: * real psychos are the same for PCI A and PCI B anyway).
! 46: */
! 47: struct psycho_registers *pp_regs;
! 48: struct psycho_ranges *pp_range;
! 49:
! 50: /* counts of above */
! 51: int pp_nregs;
! 52: int pp_nrange;
! 53: int pp_nintmap;
! 54:
! 55: /* PCI Bus Module A or PCI Bus Module B */
! 56: int pp_id;
! 57: #define PSYCHO_PBM_UNKNOWN 0
! 58: #define PSYCHO_PBM_A 1
! 59: #define PSYCHO_PBM_B 2
! 60:
! 61: /* chipset tag for this instance */
! 62: pci_chipset_tag_t pp_pc;
! 63:
! 64: /* our tags */
! 65: bus_space_tag_t pp_memt;
! 66: bus_space_tag_t pp_iot;
! 67: bus_dma_tag_t pp_dmat;
! 68: int pp_bus;
! 69: int pp_flags;
! 70:
! 71: /* and pointers into the psycho regs for our bits */
! 72: bus_space_handle_t pp_pcictl;
! 73: struct strbuf_ctl pp_sb;
! 74: /* area we can use for flushing our streaming buffer */
! 75: char pp_flush[0x80];
! 76: };
! 77:
! 78: /*
! 79: * per-PCI bus on mainbus softc structure; one for sabre, or two
! 80: * per pair of psycho's.
! 81: */
! 82: struct psycho_softc {
! 83: struct device sc_dev;
! 84:
! 85: /*
! 86: * one sabre has two simba's. psycho's are separately attached,
! 87: * with the `other' psycho_pbm allocated at the first's attach.
! 88: */
! 89: struct psycho_pbm *__sc_psycho_this;
! 90: struct psycho_pbm *__sc_psycho_other;
! 91: #define sc_psycho_this __sc_psycho_this
! 92: #define sc_psycho_other __sc_psycho_other
! 93:
! 94: /*
! 95: * PSYCHO register. we record the base physical address of these
! 96: * also as it is the base of the entire PSYCHO
! 97: */
! 98: bus_space_handle_t sc_regsh;
! 99: bus_space_handle_t sc_pcictl;
! 100: paddr_t sc_basepaddr;
! 101:
! 102: /* Interrupt Group Number for this device */
! 103: int sc_ign;
! 104:
! 105: /* our tags (from parent) */
! 106: bus_space_tag_t sc_bustag;
! 107: bus_dma_tag_t sc_dmatag;
! 108:
! 109: /* config space */
! 110: bus_space_tag_t sc_configtag;
! 111: bus_space_handle_t sc_configaddr;
! 112:
! 113: int sc_clockfreq;
! 114: int sc_node; /* prom node */
! 115: int sc_mode; /* (whatareya?) */
! 116: #define PSYCHO_MODE_SABRE 1 /* i'm a sabre (yob) */
! 117: #define PSYCHO_MODE_PSYCHO 2 /* i'm a psycho (w*nker) */
! 118:
! 119: struct iommu_state *sc_is;
! 120: };
! 121:
! 122: /* config space is per-psycho. mem/io/dma are per-pci bus */
! 123: bus_dma_tag_t psycho_alloc_dma_tag(struct psycho_pbm *);
! 124:
! 125: bus_space_tag_t psycho_alloc_mem_tag(struct psycho_pbm *);
! 126: bus_space_tag_t psycho_alloc_io_tag(struct psycho_pbm *);
! 127: bus_space_tag_t psycho_alloc_config_tag(struct psycho_pbm *);
! 128:
! 129: /* uperf attachment to psycho's */
! 130: struct uperf_psycho_attach_args {
! 131: char *upaa_name;
! 132: struct perfmon *upaa_regs;
! 133: };
! 134:
! 135: #define psycho_psychoreg_read(sc, reg) \
! 136: bus_space_read_8((sc)->sc_bustag, (sc)->sc_regsh, \
! 137: offsetof(struct psychoreg, reg))
! 138:
! 139: #define psycho_psychoreg_write(sc, reg, v) \
! 140: bus_space_write_8((sc)->sc_bustag, (sc)->sc_regsh, \
! 141: offsetof(struct psychoreg, reg), (v))
! 142:
! 143: #define psycho_psychoreg_vaddr(sc, reg) \
! 144: (bus_space_vaddr((sc)->sc_bustag, (sc)->sc_regsh) + \
! 145: offsetof(struct psychoreg, reg))
! 146:
! 147: #define psycho_pcictl_read(sc, reg) \
! 148: bus_space_read_8((sc)->sc_bustag, (sc)->sc_pcictl, \
! 149: offsetof(struct pci_ctl, reg))
! 150:
! 151: #define psycho_pcictl_write(sc, reg, v) \
! 152: bus_space_write_8((sc)->sc_bustag, (sc)->sc_pcictl, \
! 153: offsetof(struct pci_ctl, reg), (v))
! 154:
! 155: #endif /* _SPARC64_DEV_PSYCHOVAR_H_ */
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