149 lines
4.6 KiB
C
149 lines
4.6 KiB
C
/* $NetBSD: psychovar.h,v 1.14 2006/02/13 21:47:12 cdi Exp $ */
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/*
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* Copyright (c) 1999, 2000 Matthew R. Green
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _SPARC64_DEV_PSYCHOVAR_H_
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#define _SPARC64_DEV_PSYCHOVAR_H_
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#include <dev/sysmon/sysmonvar.h>
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/* per real PCI bus info */
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struct psycho_softc;
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struct psycho_pbm {
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/* link to mum */
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struct psycho_softc *pp_sc;
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/*
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* note that the sabre really only has one ranges property,
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* used for both simba a and simba b (but the ranges for
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* real psychos are the same for PCI A and PCI B anyway).
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*/
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struct psycho_registers *pp_regs;
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struct psycho_ranges *pp_range;
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/* counts of above */
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int pp_nregs;
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int pp_nrange;
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int pp_nintmap;
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/* extents for free bus space */
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struct extent *pp_exmem;
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struct extent *pp_exio;
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/* PCI Bus Module A or PCI Bus Module B */
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int pp_id;
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#define PSYCHO_PBM_UNKNOWN 0
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#define PSYCHO_PBM_A 1
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#define PSYCHO_PBM_B 2
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/* chipset tag for this instance */
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pci_chipset_tag_t pp_pc;
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/* our tags */
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bus_space_tag_t pp_memt;
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bus_space_tag_t pp_iot;
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bus_dma_tag_t pp_dmat;
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int pp_bus;
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int pp_busmax;
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struct pp_busnode {
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int node;
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int (*valid)(void *);
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void *arg;
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} (*pp_busnode)[256];
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int pp_flags;
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/* and pointers into the psycho regs for our bits */
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bus_space_handle_t pp_pcictl;
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struct strbuf_ctl pp_sb;
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/* area we can use for flushing our streaming buffer */
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char pp_flush[0x80];
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};
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/*
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* per-PCI bus on mainbus softc structure; one for sabre, or two
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* per pair of psycho's.
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*/
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struct psycho_softc {
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struct device sc_dev;
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/*
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* one sabre has two simba's. psycho's are separately attached,
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* with the `other' psycho_pbm allocated at the first's attach.
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*/
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struct psycho_pbm *__sc_psycho_this;
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struct psycho_pbm *__sc_psycho_other;
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#define sc_psycho_this __sc_psycho_this
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#define sc_psycho_other __sc_psycho_other
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/*
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* PSYCHO register. we record the base physical address of these
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* also as it is the base of the entire PSYCHO
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*/
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struct psychoreg *sc_regs;
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paddr_t sc_basepaddr;
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/* Interrupt Group Number for this device */
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int sc_ign;
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/* our tags (from parent) */
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bus_space_tag_t sc_bustag;
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bus_dma_tag_t sc_dmatag;
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bus_space_handle_t sc_bh;
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/* config space */
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bus_space_tag_t sc_configtag;
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bus_space_handle_t sc_configaddr;
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int sc_clockfreq;
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int sc_node; /* prom node */
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int sc_mode; /* (whatareya?) */
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#define PSYCHO_MODE_SABRE 1 /* i'm a sabre (yob) */
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#define PSYCHO_MODE_PSYCHO 2 /* i'm a psycho (w*nker) */
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struct iommu_state *sc_is;
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struct sysmon_pswitch *sc_smcontext; /* power switch definition */
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int sc_powerpressed;/* already signaled */
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};
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/* get a PCI offset address from bus_space_handle_t */
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bus_addr_t psycho_bus_offset(bus_space_tag_t, bus_space_handle_t *);
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/* config space is per-psycho. mem/io/DMA are per-pci bus */
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bus_dma_tag_t psycho_alloc_dma_tag(struct psycho_pbm *);
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bus_space_tag_t psycho_alloc_bus_tag(struct psycho_pbm *, int);
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#define psycho_alloc_config_tag(pp) psycho_alloc_bus_tag((pp), PCI_CONFIG_BUS_SPACE)
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#define psycho_alloc_mem_tag(pp) psycho_alloc_bus_tag((pp), PCI_MEMORY_BUS_SPACE)
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#define psycho_alloc_io_tag(pp) psycho_alloc_bus_tag((pp), PCI_IO_BUS_SPACE)
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#endif /* _SPARC64_DEV_PSYCHOVAR_H_ */
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