/* $NetBSD: intiovar.h,v 1.14.42.1 2019/12/18 20:04:34 martin Exp $ */ /* * * Copyright (c) 1998 NetBSD Foundation, Inc. * 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 NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``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 FOUNDATION OR CONTRIBUTORS * 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 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. */ /* * NetBSD/x68k internal I/O virtual bus. */ #ifndef _INTIOVAR_H_ #define _INTIOVAR_H_ #include #include #include #include "locators.h" #define cf_addr cf_loc[INTIOCF_ADDR] #define cf_intr cf_loc[INTIOCF_INTR] #define cf_dma cf_loc[INTIOCF_DMA] #define cf_dmaintr cf_loc[INTIOCF_DMAINTR] struct intio_attach_args { bus_space_tag_t ia_bst; /* bus_space tag */ bus_dma_tag_t ia_dmat; /* bus_dma tag */ const char *ia_name; /* device name */ int ia_addr; /* addr */ int ia_size; int ia_intr; /* interrupt vector */ int ia_dma; /* dma channel */ int ia_dmaintr; /* interrupt vector for dmac */ }; struct intio_softc { bus_space_tag_t sc_bst; bus_dma_tag_t sc_dmat; struct extent *sc_map; device_t sc_dmac; }; enum intio_map_flag { INTIO_MAP_ALLOCATE = 0, INTIO_MAP_TESTONLY = 1 }; int intio_map_allocate_region(device_t, struct intio_attach_args *, enum intio_map_flag); int intio_map_free_region(device_t, struct intio_attach_args *); typedef int (*intio_intr_handler_t)(void *); int intio_intr_establish(int, const char *, intio_intr_handler_t, void *); int intio_intr_establish_ext(int, const char *, const char *, intio_intr_handler_t, void *); int intio_intr_disestablish(int, void *); int intio_intr(struct frame *); #define INTIO_SYSPORT (0x00e8e000) #define intio_sysport ((volatile uint8_t *)IIOV(INTIO_SYSPORT)) #define sysport_contrast 1 #define sysport_tvctrl 3 #define sysport_imageunit 5 #define sysport_keyctrl 7 #define sysport_waitctrl 9 #define sysport_mpustat 11 #define sysport_sramwp 13 #define sysport_powoff 15 #define intio_set_sysport_contrast(a) \ intio_sysport[sysport_contrast] = (a) /* 0-15 */ #define intio_set_sysport_tvctrl(a) \ intio_sysport[sysport_tvctrl] = (a) #define INTIO_SYSPORT_TVCTRL 0x08 #define intio_set_sysport_imageunit(a) \ intio_sysport[sysport_imageunit] = (a) #define intio_set_sysport_keyctrl(a) \ intio_sysport[sysport_keyctrl] = (a) #define INTIO_SYSPORT_KBENABLE 0x08 #define intio_set_sysport_waitctrl(a) \ intio_sysport[sysport_waitctrl] = (a) /* X68030 only */ #define intio_set_sysport_sramwp(a) \ intio_sysport[sysport_sramwp] = (a) #define INTIO_SYSPORT_SRAMWP 0x31 #define intio_set_sysport_powoff(a) \ intio_sysport[sysport_powoff] = (a) #define intio_get_sysport_contrast() \ (intio_sysport[sysport_contrast]) #define intio_get_sysport_tvctrl() \ (intio_sysport[sysport_tvctrl]) #define INTIO_SYSPORT_TVSTAT 0x08 #define intio_get_sysport_keyctrl() \ (intio_sysport[sysport_keyctrl]) #define INTIO_SYSPORT_KBEXIST 0x08 #define intio_get_sysport_waitctrl() \ (intio_sysport[sysport_waitctrl]) #define intio_get_sysport_sramwp() \ (intio_sysport[sysport_sramwp]) #define intio_get_sysport_mpustat() \ (intio_sysport[sysport_mpustat]) /* I/O controller (sicilian/pluto) */ #define INTIO_SICILIAN (0x00e9c000) #define intio_sicilian ((volatile uint8_t *)IIOV(INTIO_SICILIAN)) #define sicilian_intr 1 #define sicilian_ivec 3 #define intio_get_sicilian_intr() \ (intio_sicilian[sicilian_intr]) #define intio_set_sicilian_intr(a) \ intio_sicilian[sicilian_intr] = (a) #define SICILIAN_INTR_PAR 0x01 #define SICILIAN_INTR_FDD 0x02 #define SICILIAN_INTR_FDC 0x04 #define SICILIAN_INTR_HDD 0x08 #define SICILIAN_STAT_HDD 0x10 #define SICILIAN_STAT_PAR 0x20 #define SICILIAN_STAT_FDD 0x40 #define SICILIAN_STAT_FDC 0x80 #define intio_enable_intr(a) \ intio_sicilian[sicilian_intr] = ((a) | intio_sicilian[sicilian_intr]) #define intio_disable_intr(a) \ intio_sicilian[sicilian_intr] = (~(a) & intio_sicilian[sicilian_intr]) #define intio_set_sicilian_ivec(a) \ intio_sicilian[sicilian_ivec] = (a) void intio_set_ivec(int); struct intio_dma_cookie { int id_flags; /* flags; see below */ /* * Information about the original buffer used during * DMA map syncs. Note that origibuflen is only used * for ID_BUFTYPE_LINEAR. */ void *id_origbuf; /* pointer to orig buffer if bouncing */ bus_size_t id_origbuflen; /* ...and size */ int id_buftype; /* type of buffer */ void *id_bouncebuf; /* pointer to the bounce buffer */ bus_size_t id_bouncebuflen; /* ...and size */ int id_nbouncesegs; /* number of valid bounce segs */ bus_dma_segment_t id_bouncesegs[0]; /* array of bounce buffer physical memory segments */ }; /* id_flags */ #define ID_MIGHT_NEED_BOUNCE 0x01 /* map could need bounce buffers */ #define ID_HAS_BOUNCE 0x02 /* map currently has bounce buffers */ #define ID_IS_BOUNCING 0x04 /* map is bouncing current xfer */ /* id_buftype */ #define ID_BUFTYPE_INVALID 0 #define ID_BUFTYPE_LINEAR 1 #define ID_BUFTYPE_MBUF 2 #define ID_BUFTYPE_UIO 3 #define ID_BUFTYPE_RAW 4 #endif