/* $NetBSD: isa_machdep.h,v 1.12 2016/10/18 22:04:33 jdolecek Exp $ */ /*- * Copyright (c) 1996, 1997, 1998 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, * NASA Ames Research Center. * * 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. */ #ifndef _ARM_ISA_MACHDEP_H_ #define _ARM_ISA_MACHDEP_H_ #include #include /* * Types provided to machine-independent ISA code. */ struct arm32_isa_chipset { struct isa_dma_state ic_dmastate; }; typedef struct arm32_isa_chipset *isa_chipset_tag_t; struct isabus_attach_args; /* XXX */ /* * Functions provided to machine-independent ISA code. */ void isa_attach_hook(device_t, device_t, struct isabus_attach_args *); void isa_detach_hook(isa_chipset_tag_t, device_t); const struct evcnt *isa_intr_evcnt(isa_chipset_tag_t ic, int irq); void *isa_intr_establish(isa_chipset_tag_t ic, int irq, int type, int level, int (*ih_fun)(void *), void *ih_arg); void *isa_intr_establish_xname(isa_chipset_tag_t ic, int irq, int type, int level, int (*ih_fun)(void *), void *ih_arg, const char *xname); void isa_intr_disestablish(isa_chipset_tag_t ic, void *handler); #define isa_dmainit(ic, bst, dmat, d) \ _isa_dmainit(&(ic)->ic_dmastate, (bst), (dmat), (d)) #define isa_dmadestroy(ic) \ _isa_dmadestroy(&(ic)->ic_dmastate) #define isa_dmacascade(ic, c) \ _isa_dmacascade(&(ic)->ic_dmastate, (c)) #define isa_dmamaxsize(ic, c) \ _isa_dmamaxsize(&(ic)->ic_dmastate, (c)) #define isa_dmamap_create(ic, c, s, f) \ _isa_dmamap_create(&(ic)->ic_dmastate, (c), (s), (f)) #define isa_dmamap_destroy(ic, c) \ _isa_dmamap_destroy(&(ic)->ic_dmastate, (c)) #define isa_dmastart(ic, c, a, n, p, f, bf) \ _isa_dmastart(&(ic)->ic_dmastate, (c), (a), (n), (p), (f), (bf)) #define isa_dmaabort(ic, c) \ _isa_dmaabort(&(ic)->ic_dmastate, (c)) #define isa_dmacount(ic, c) \ _isa_dmacount(&(ic)->ic_dmastate, (c)) #define isa_dmafinished(ic, c) \ _isa_dmafinished(&(ic)->ic_dmastate, (c)) #define isa_dmadone(ic, c) \ _isa_dmadone(&(ic)->ic_dmastate, (c)) #define isa_dmafreeze(ic) \ _isa_dmafreeze(&(ic)->ic_dmastate) #define isa_dmathaw(ic) \ _isa_dmathaw(&(ic)->ic_dmastate) #define isa_dmamem_alloc(ic, c, s, ap, f) \ _isa_dmamem_alloc(&(ic)->ic_dmastate, (c), (s), (ap), (f)) #define isa_dmamem_free(ic, c, a, s) \ _isa_dmamem_free(&(ic)->ic_dmastate, (c), (a), (s)) #define isa_dmamem_map(ic, c, a, s, kp, f) \ _isa_dmamem_map(&(ic)->ic_dmastate, (c), (a), (s), (kp), (f)) #define isa_dmamem_unmap(ic, c, k, s) \ _isa_dmamem_unmap(&(ic)->ic_dmastate, (c), (k), (s)) #define isa_dmamem_mmap(ic, c, a, s, o, p, f) \ _isa_dmamem_mmap(&(ic)->ic_dmastate, (c), (a), (s), (o), (p), (f)) #define isa_drq_alloc(ic, c) \ _isa_drq_alloc(&(ic)->ic_dmastate, c) #define isa_drq_free(ic, c) \ _isa_drq_free(&(ic)->ic_dmastate, c) #define isa_drq_isfree(ic, c) \ _isa_drq_isfree(&(ic)->ic_dmastate, (c)) #define isa_malloc(ic, c, s, p, f) \ _isa_malloc(&(ic)->ic_dmastate, (c), (s), (p), (f)) #define isa_free(a, p) \ _isa_free((a), (p)) #define isa_mappage(m, o, p) \ _isa_mappage((m), (o), (p)) /* * ALL OF THE FOLLOWING ARE MACHINE-DEPENDENT, AND SHOULD NOT BE USED * BY PORTABLE CODE. */ extern struct arm32_bus_dma_tag isa_bus_dma_tag; /* bus space tags */ extern struct bus_space isa_io_bs_tag; extern struct bus_space isa_mem_bs_tag; /* ISA chipset */ extern struct arm32_isa_chipset isa_chipset_tag; /* for pccons.c */ #define MONO_BASE 0x3B4 #define MONO_BUF 0x000B0000 #define CGA_BASE 0x3D4 #define CGA_BUF 0x000B8000 #define VGA_BUF 0xA0000 #define VGA_BUF_LEN (0xBFFFF - 0xA0000) void isa_init(vaddr_t, vaddr_t); void isa_io_init(vaddr_t, vaddr_t); void isa_dma_init(void); vaddr_t isa_io_data_vaddr(void); vaddr_t isa_mem_data_vaddr(void); int isa_intr_alloc(isa_chipset_tag_t ic, int mask, int type, int *irq); void isa_intr_init(void); /* * Miscellanous functions. */ void sysbeep(int, int); /* beep with the system speaker */ void isa_fillw(u_int val, void *addr, size_t len); #endif /* _ARM_ISA_MACHDEP_H_ */