/* $NetBSD: bus.h,v 1.17 2000/07/31 22:40:25 briggs 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. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the NetBSD * Foundation, Inc. and its contributors. * 4. Neither the name of The NetBSD Foundation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * 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. */ /* * Copyright (C) 1997 Scott Reynolds. 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. * 3. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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 _MAC68K_BUS_H_ #define _MAC68K_BUS_H_ /* * Value for the mac68k bus space tag, not to be used directly by MI code. */ #define MAC68K_BUS_SPACE_MEM 0 /* space is mem space */ /* * Bus address and size types */ typedef u_long bus_addr_t; typedef u_long bus_size_t; /* * Access methods for bus resources and address space. */ #define BSH_T struct bus_space_handle_s typedef int bus_space_tag_t; typedef struct bus_space_handle_s { u_long base; int swapped; int stride; u_int8_t (*bsr1) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o)); u_int16_t (*bsr2) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o)); u_int32_t (*bsr4) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o)); u_int8_t (*bsrs1) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o)); u_int16_t (*bsrs2) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o)); u_int32_t (*bsrs4) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o)); void (*bsrm1) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int8_t *a, size_t c)); void (*bsrm2) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int16_t *a, size_t c)); void (*bsrm4) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int32_t *a, size_t c)); void (*bsrms1) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int8_t *a, size_t c)); void (*bsrms2) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int16_t *a, size_t c)); void (*bsrms4) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int32_t *a, size_t c)); void (*bsrr1) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int8_t *a, size_t c)); void (*bsrr2) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int16_t *a, size_t c)); void (*bsrr4) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int32_t *a, size_t c)); void (*bsrrs1) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int8_t *a, size_t c)); void (*bsrrs2) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int16_t *a, size_t c)); void (*bsrrs4) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int32_t *a, size_t c)); void (*bsw1) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int8_t v)); void (*bsw2) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int16_t v)); void (*bsw4) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int32_t v)); void (*bsws1) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int8_t v)); void (*bsws2) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int16_t v)); void (*bsws4) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int32_t v)); void (*bswm1) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int8_t *a, size_t c)); void (*bswm2) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int16_t *a, size_t c)); void (*bswm4) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int32_t *a, size_t c)); void (*bswms1) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int8_t *a, size_t c)); void (*bswms2) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int16_t *a, size_t c)); void (*bswms4) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int32_t *a, size_t c)); void (*bswr1) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int8_t *a, size_t c)); void (*bswr2) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int16_t *a, size_t c)); void (*bswr4) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int32_t *a, size_t c)); void (*bswrs1) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int8_t *a, size_t c)); void (*bswrs2) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int16_t *a, size_t c)); void (*bswrs4) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int32_t *a, size_t c)); void (*bssm1) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int8_t v, size_t c)); void (*bssm2) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int16_t v, size_t c)); void (*bssm4) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int32_t v, size_t c)); void (*bssr1) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int8_t v, size_t c)); void (*bssr2) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int16_t v, size_t c)); void (*bssr4) __P((bus_space_tag_t t, BSH_T *h, bus_size_t o, u_int32_t v, size_t c)); } bus_space_handle_t; #undef BSH_T void mac68k_bus_space_handle_swapped __P((bus_space_tag_t t, bus_space_handle_t *h)); void mac68k_bus_space_handle_set_stride __P((bus_space_tag_t t, bus_space_handle_t *h, int stride)); /* * int bus_space_map __P((bus_space_tag_t t, bus_addr_t addr, * bus_size_t size, int flags, bus_space_handle_t *bshp)); * * Map a region of bus space. */ #define BUS_SPACE_MAP_CACHEABLE 0x01 #define BUS_SPACE_MAP_LINEAR 0x02 #define BUS_SPACE_MAP_PREFETCHABLE 0x04 int bus_space_map __P((bus_space_tag_t, bus_addr_t, bus_size_t, int, bus_space_handle_t *)); /* * void bus_space_unmap __P((bus_space_tag_t t, * bus_space_handle_t bsh, bus_size_t size)); * * Unmap a region of bus space. */ void bus_space_unmap __P((bus_space_tag_t, bus_space_handle_t, bus_size_t)); /* * int bus_space_subregion __P((bus_space_tag_t t, * bus_space_handle_t bsh, bus_size_t offset, bus_size_t size, * bus_space_handle_t *nbshp)); * * Get a new handle for a subregion of an already-mapped area of bus space. */ int bus_space_subregion __P((bus_space_tag_t t, bus_space_handle_t bsh, bus_size_t offset, bus_size_t size, bus_space_handle_t *nbshp)); /* * int bus_space_alloc __P((bus_space_tag_t t, bus_addr_t, rstart, * bus_addr_t rend, bus_size_t size, bus_size_t align, * bus_size_t boundary, int flags, bus_addr_t *addrp, * bus_space_handle_t *bshp)); * * Allocate a region of bus space. */ int bus_space_alloc __P((bus_space_tag_t t, bus_addr_t rstart, bus_addr_t rend, bus_size_t size, bus_size_t align, bus_size_t boundary, int cacheable, bus_addr_t *addrp, bus_space_handle_t *bshp)); /* * int bus_space_free __P((bus_space_tag_t t, * bus_space_handle_t bsh, bus_size_t size)); * * Free a region of bus space. */ void bus_space_free __P((bus_space_tag_t t, bus_space_handle_t bsh, bus_size_t size)); /* * int mac68k_bus_space_probe __P((bus_space_tag_t t, * bus_space_handle_t bsh, bus_size_t offset, int sz)); * * Probe the bus at t/bsh/offset, using sz as the size of the load. * * This is a machine-dependent extension, and is not to be used by * machine-independent code. */ int mac68k_bus_space_probe __P((bus_space_tag_t t, bus_space_handle_t bsh, bus_size_t offset, int sz)); /* * u_intN_t bus_space_read_N __P((bus_space_tag_t tag, * bus_space_handle_t bsh, bus_size_t offset)); * * Read a 1, 2, 4, or 8 byte quantity from bus space * described by tag/handle/offset. */ u_int8_t mac68k_bsr1 __P((bus_space_tag_t tag, bus_space_handle_t *bsh, bus_size_t offset)); u_int8_t mac68k_bsr1_gen __P((bus_space_tag_t tag, bus_space_handle_t *bsh, bus_size_t offset)); u_int16_t mac68k_bsr2 __P((bus_space_tag_t tag, bus_space_handle_t *bsh, bus_size_t offset)); u_int16_t mac68k_bsr2_swap __P((bus_space_tag_t tag, bus_space_handle_t *bsh, bus_size_t offset)); u_int16_t mac68k_bsr2_gen __P((bus_space_tag_t tag, bus_space_handle_t *bsh, bus_size_t offset)); u_int16_t mac68k_bsrs2_gen __P((bus_space_tag_t tag, bus_space_handle_t *bsh, bus_size_t offset)); u_int32_t mac68k_bsr4 __P((bus_space_tag_t tag, bus_space_handle_t *bsh, bus_size_t offset)); u_int32_t mac68k_bsr4_swap __P((bus_space_tag_t tag, bus_space_handle_t *bsh, bus_size_t offset)); u_int32_t mac68k_bsr4_gen __P((bus_space_tag_t tag, bus_space_handle_t *bsh, bus_size_t offset)); u_int32_t mac68k_bsrs4_gen __P((bus_space_tag_t tag, bus_space_handle_t *bsh, bus_size_t offset)); #define bus_space_read_1(t,h,o) (h).bsr1((t), &(h), (o)) #define bus_space_read_2(t,h,o) (h).bsr2((t), &(h), (o)) #define bus_space_read_4(t,h,o) (h).bsr4((t), &(h), (o)) #define bus_space_read_stream_1(t,h,o) (h).bsrs1((t), &(h), (o)) #define bus_space_read_stream_2(t,h,o) (h).bsrs2((t), &(h), (o)) #define bus_space_read_stream_4(t,h,o) (h).bsrs4((t), &(h), (o)) #if 0 /* Cause a link error for bus_space_read_8 */ #define bus_space_read_8(t, h, o) !!! bus_space_read_8 unimplemented !!! #define bus_space_read_stream_8(t, h, o) \ !!! bus_space_read_stream_8 unimplemented !!! #endif /* * void bus_space_read_multi_N __P((bus_space_tag_t tag, * bus_space_handle_t bsh, bus_size_t offset, * u_intN_t *addr, size_t count)); * * Read `count' 1, 2, 4, or 8 byte quantities from bus space * described by tag/handle/offset and copy into buffer provided. */ void mac68k_bsrm1 __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int8_t *a, size_t c)); void mac68k_bsrm1_gen __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int8_t *a, size_t c)); void mac68k_bsrm2 __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int16_t *a, size_t c)); void mac68k_bsrm2_swap __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int16_t *a, size_t c)); void mac68k_bsrm2_gen __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int16_t *a, size_t c)); void mac68k_bsrms2_gen __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int16_t *a, size_t c)); void mac68k_bsrm4 __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int32_t *a, size_t c)); void mac68k_bsrms4 __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int32_t *a, size_t c)); void mac68k_bsrm4_swap __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int32_t *a, size_t c)); void mac68k_bsrm4_gen __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int32_t *a, size_t c)); void mac68k_bsrms4_gen __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int32_t *a, size_t c)); #if defined(DIAGNOSTIC) #define bus_space_read_multi_1(t, h, o, a, c) do { \ if (!c) panic("bus_space_read_multi_1 called with zero count."); \ (h).bsrm1(t,&(h),o,a,c); } while (0) #define bus_space_read_multi_2(t, h, o, a, c) do { \ if (!c) panic("bus_space_read_multi_2 called with zero count."); \ (h).bsrm2(t,&(h),o,a,c); } while (0) #define bus_space_read_multi_4(t, h, o, a, c) do { \ if (!c) panic("bus_space_read_multi_4 called with zero count."); \ (h).bsrm4(t,&(h),o,a,c); } while (0) #define bus_space_read_multi_stream_1(t, h, o, a, c) do { \ if (!c) panic("bus_space_read_multi_stream_1 called with count=0."); \ (h).bsrms1(t,&(h),o,a,c); } while (0) #define bus_space_read_multi_stream_2(t, h, o, a, c) do { \ if (!c) panic("bus_space_read_multi_stream_2 called with count=0."); \ (h).bsrms2(t,&(h),o,a,c); } while (0) #define bus_space_read_multi_stream_4(t, h, o, a, c) do { \ if (!c) panic("bus_space_read_multi_stream_4 called with count=0."); \ (h).bsrms4(t,&(h),o,a,c); } while (0) #else #define bus_space_read_multi_1(t, h, o, a, c) \ do { if (c) (h).bsrm1(t, &(h), o, a, c); } while (0) #define bus_space_read_multi_2(t, h, o, a, c) \ do { if (c) (h).bsrm2(t, &(h), o, a, c); } while (0) #define bus_space_read_multi_4(t, h, o, a, c) \ do { if (c) (h).bsrm4(t, &(h), o, a, c); } while (0) #define bus_space_read_multi_stream_1(t, h, o, a, c) \ do { if (c) (h).bsrms1(t, &(h), o, a, c); } while (0) #define bus_space_read_multi_stream_2(t, h, o, a, c) \ do { if (c) (h).bsrms2(t, &(h), o, a, c); } while (0) #define bus_space_read_multi_stream_4(t, h, o, a, c) \ do { if (c) (h).bsrms4(t, &(h), o, a, c); } while (0) #endif #if 0 /* Cause a link error for bus_space_read_multi_8 */ #define bus_space_read_multi_8 !!! bus_space_read_multi_8 unimplemented !!! #define bus_space_read_multi_stream_8 \ !!! bus_space_read_multi_stream_8 unimplemented !!! #endif /* * void bus_space_read_region_N __P((bus_space_tag_t tag, * bus_space_handle_t bsh, bus_size_t offset, * u_intN_t *addr, size_t count)); * * Read `count' 1, 2, 4, or 8 byte quantities from bus space * described by tag/handle and starting at `offset' and copy into * buffer provided. */ void mac68k_bsrr1 __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int8_t *a, size_t c)); void mac68k_bsrr1_gen __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int8_t *a, size_t c)); void mac68k_bsrr2 __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int16_t *a, size_t c)); void mac68k_bsrr2_swap __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int16_t *a, size_t c)); void mac68k_bsrr2_gen __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int16_t *a, size_t c)); void mac68k_bsrrs2_gen __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int16_t *a, size_t c)); void mac68k_bsrr4 __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int32_t *a, size_t c)); void mac68k_bsrr4_swap __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int32_t *a, size_t c)); void mac68k_bsrr4_gen __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int32_t *a, size_t c)); void mac68k_bsrrs4_gen __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int32_t *a, size_t c)); #if defined(DIAGNOSTIC) #define bus_space_read_region_1(t, h, o, a, c) do { \ if (!c) panic("bus_space_read_region_1 called with zero count."); \ (h).bsrr1(t,&(h),o,a,c); } while (0) #define bus_space_read_region_2(t, h, o, a, c) do { \ if (!c) panic("bus_space_read_region_2 called with zero count."); \ (h).bsrr2(t,&(h),o,a,c); } while (0) #define bus_space_read_region_4(t, h, o, a, c) do { \ if (!c) panic("bus_space_read_region_4 called with zero count."); \ (h).bsrr4(t,&(h),o,a,c); } while (0) #define bus_space_read_region_stream_1(t, h, o, a, c) do { \ if (!c) panic("bus_space_read_region_stream_1 called with count=0."); \ (h).bsrrs1(t,&(h),o,a,c); } while (0) #define bus_space_read_region_stream_2(t, h, o, a, c) do { \ if (!c) panic("bus_space_read_region_stream_2 called with count=0."); \ (h).bsrrs2(t,&(h),o,a,c); } while (0) #define bus_space_read_region_stream_4(t, h, o, a, c) do { \ if (!c) panic("bus_space_read_region_stream_4 called with count=0."); \ (h).bsrrs4(t,&(h),o,a,c); } while (0) #else #define bus_space_read_region_1(t, h, o, a, c) \ do { if (c) (h).bsrr1(t,&(h),o,a,c); } while (0) #define bus_space_read_region_2(t, h, o, a, c) \ do { if (c) (h).bsrr2(t,&(h),o,a,c); } while (0) #define bus_space_read_region_4(t, h, o, a, c) \ do { if (c) (h).bsrr4(t,&(h),o,a,c); } while (0) #define bus_space_read_region_stream_1(t, h, o, a, c) \ do { if (c) (h).bsrrs1(t,&(h),o,a,c); } while (0) #define bus_space_read_region_stream_2(t, h, o, a, c) \ do { if (c) (h).bsrrs2(t,&(h),o,a,c); } while (0) #define bus_space_read_region_stream_4(t, h, o, a, c) \ do { if (c) (h).bsrrs4(t,&(h),o,a,c); } while (0) #endif #if 0 /* Cause a link error for bus_space_read_region_8 */ #define bus_space_read_region_8 !!! bus_space_read_region_8 unimplemented !!! #define bus_space_read_region_stream_8 \ !!! bus_space_read_region_stream_8 unimplemented !!! #endif /* * void bus_space_write_N __P((bus_space_tag_t tag, * bus_space_handle_t bsh, bus_size_t offset, * u_intN_t value)); * * Write the 1, 2, 4, or 8 byte value `value' to bus space * described by tag/handle/offset. */ void mac68k_bsw1 __P((bus_space_tag_t tag, bus_space_handle_t *bsh, bus_size_t offset, u_int8_t v)); void mac68k_bsw1_gen __P((bus_space_tag_t tag, bus_space_handle_t *bsh, bus_size_t offset, u_int8_t v)); void mac68k_bsw2 __P((bus_space_tag_t tag, bus_space_handle_t *bsh, bus_size_t offset, u_int16_t v)); void mac68k_bsw2_swap __P((bus_space_tag_t tag, bus_space_handle_t *bsh, bus_size_t offset, u_int16_t v)); void mac68k_bsw2_gen __P((bus_space_tag_t tag, bus_space_handle_t *bsh, bus_size_t offset, u_int16_t v)); void mac68k_bsws2_gen __P((bus_space_tag_t tag, bus_space_handle_t *bsh, bus_size_t offset, u_int16_t v)); void mac68k_bsw4 __P((bus_space_tag_t tag, bus_space_handle_t *bsh, bus_size_t offset, u_int32_t v)); void mac68k_bsw4_swap __P((bus_space_tag_t tag, bus_space_handle_t *bsh, bus_size_t offset, u_int32_t v)); void mac68k_bsw4_gen __P((bus_space_tag_t tag, bus_space_handle_t *bsh, bus_size_t offset, u_int32_t v)); void mac68k_bsws4_gen __P((bus_space_tag_t tag, bus_space_handle_t *bsh, bus_size_t offset, u_int32_t v)); #define bus_space_write_1(t, h, o, v) (h).bsw1(t, &(h), o, v) #define bus_space_write_2(t, h, o, v) (h).bsw2(t, &(h), o, v) #define bus_space_write_4(t, h, o, v) (h).bsw4(t, &(h), o, v) #define bus_space_write_stream_1(t, h, o, v) (h).bsws1(t, &(h), o, v) #define bus_space_write_stream_2(t, h, o, v) (h).bsws2(t, &(h), o, v) #define bus_space_write_stream_4(t, h, o, v) (h).bsws4(t, &(h), o, v) #if 0 /* Cause a link error for bus_space_write_8 */ #define bus_space_write_8 !!! bus_space_write_8 not implemented !!! #define bus_space_write_stream_8 \ !!! bus_space_write_stream_8 not implemented !!! #endif /* * void bus_space_write_multi_N __P((bus_space_tag_t tag, * bus_space_handle_t bsh, bus_size_t offset, * const u_intN_t *addr, size_t count)); * * Write `count' 1, 2, 4, or 8 byte quantities from the buffer * provided to bus space described by tag/handle/offset. */ void mac68k_bswm1 __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int8_t *a, size_t c)); void mac68k_bswm1_gen __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int8_t *a, size_t c)); void mac68k_bswm2 __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int16_t *a, size_t c)); void mac68k_bswm2_swap __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int16_t *a, size_t c)); void mac68k_bswm2_gen __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int16_t *a, size_t c)); void mac68k_bswms2_gen __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int16_t *a, size_t c)); void mac68k_bswm4 __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int32_t *a, size_t c)); void mac68k_bswm4_swap __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int32_t *a, size_t c)); void mac68k_bswm4_gen __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int32_t *a, size_t c)); void mac68k_bswms4_gen __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int32_t *a, size_t c)); #if defined(DIAGNOSTIC) #define bus_space_write_multi_1(t, h, o, a, c) do { \ if (!c) panic("bus_space_write_multi_1 called with zero count."); \ (h).bswm1(t,&(h),o,a,c); } while (0) #define bus_space_write_multi_2(t, h, o, a, c) do { \ if (!c) panic("bus_space_write_multi_2 called with zero count."); \ (h).bswm2(t,&(h),o,a,c); } while (0) #define bus_space_write_multi_4(t, h, o, a, c) do { \ if (!c) panic("bus_space_write_multi_4 called with zero count."); \ (h).bswm4(t,&(h),o,a,c); } while (0) #define bus_space_write_multi_stream_1(t, h, o, a, c) do { \ if (!c) panic("bus_space_write_multi_stream_1 called with count=0."); \ (h).bswms1(t,&(h),o,a,c); } while (0) #define bus_space_write_multi_stream_2(t, h, o, a, c) do { \ if (!c) panic("bus_space_write_multi_stream_2 called with count=0."); \ (h).bswms2(t,&(h),o,a,c); } while (0) #define bus_space_write_multi_stream_4(t, h, o, a, c) do { \ if (!c) panic("bus_space_write_multi_stream_4 called with count=0."); \ (h).bswms4(t,&(h),o,a,c); } while (0) #else #define bus_space_write_multi_1(t, h, o, a, c) \ do { if (c) (h).bswm1(t, &(h), o, a, c); } while (0) #define bus_space_write_multi_2(t, h, o, a, c) \ do { if (c) (h).bswm2(t, &(h), o, a, c); } while (0) #define bus_space_write_multi_4(t, h, o, a, c) \ do { if (c) (h).bswm4(t, &(h), o, a, c); } while (0) #define bus_space_write_multi_stream_1(t, h, o, a, c) \ do { if (c) (h).bswms1(t, &(h), o, a, c); } while (0) #define bus_space_write_multi_stream_2(t, h, o, a, c) \ do { if (c) (h).bswms2(t, &(h), o, a, c); } while (0) #define bus_space_write_multi_stream_4(t, h, o, a, c) \ do { if (c) (h).bswms4(t, &(h), o, a, c); } while (0) #endif #if 0 /* Cause a link error for bus_space_write_8 */ #define bus_space_write_multi_8(t, h, o, a, c) \ !!! bus_space_write_multi_8 unimplimented !!! #define bus_space_write_multi_stream_8(t, h, o, a, c) \ !!! bus_space_write_multi_stream_8 unimplimented !!! #endif /* * void bus_space_write_region_N __P((bus_space_tag_t tag, * bus_space_handle_t bsh, bus_size_t offset, * const u_intN_t *addr, size_t count)); * * Write `count' 1, 2, 4, or 8 byte quantities from the buffer provided * to bus space described by tag/handle starting at `offset'. */ void mac68k_bswr1 __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int8_t *a, size_t c)); void mac68k_bswr1_gen __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int8_t *a, size_t c)); void mac68k_bswr2 __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int16_t *a, size_t c)); void mac68k_bswr2_swap __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int16_t *a, size_t c)); void mac68k_bswr2_gen __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int16_t *a, size_t c)); void mac68k_bswrs2_gen __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int16_t *a, size_t c)); void mac68k_bswr4 __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int32_t *a, size_t c)); void mac68k_bswr4_swap __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int32_t *a, size_t c)); void mac68k_bswr4_gen __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int32_t *a, size_t c)); void mac68k_bswrs4_gen __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int32_t *a, size_t c)); #if defined(DIAGNOSTIC) #define bus_space_write_region_1(t, h, o, a, c) do { \ if (!c) panic("bus_space_write_region_1 called with zero count."); \ (h).bswr1(t,&(h),o,a,c); } while (0) #define bus_space_write_region_2(t, h, o, a, c) do { \ if (!c) panic("bus_space_write_region_2 called with zero count."); \ (h).bswr2(t,&(h),o,a,c); } while (0) #define bus_space_write_region_4(t, h, o, a, c) do { \ if (!c) panic("bus_space_write_region_4 called with zero count."); \ (h).bswr4(t,&(h),o,a,c); } while (0) #define bus_space_write_region_stream_1(t, h, o, a, c) do { \ if (!c) panic("bus_space_write_region_stream_1 called with count=0."); \ (h).bswrs1(t,&(h),o,a,c); } while (0) #define bus_space_write_region_stream_2(t, h, o, a, c) do { \ if (!c) panic("bus_space_write_region_stream_2 called with count=0."); \ (h).bswrs2(t,&(h),o,a,c); } while (0) #define bus_space_write_region_stream_4(t, h, o, a, c) do { \ if (!c) panic("bus_space_write_region_stream_4 called with count=0."); \ (h).bswrs4(t,&(h),o,a,c); } while (0) #else #define bus_space_write_region_1(t, h, o, a, c) \ do { if (c) (h).bswr1(t,&(h),o,a,c); } while (0) #define bus_space_write_region_2(t, h, o, a, c) \ do { if (c) (h).bswr2(t,&(h),o,a,c); } while (0) #define bus_space_write_region_4(t, h, o, a, c) \ do { if (c) (h).bswr4(t,&(h),o,a,c); } while (0) #define bus_space_write_region_stream_1(t, h, o, a, c) \ do { if (c) (h).bswrs1(t,&(h),o,a,c); } while (0) #define bus_space_write_region_stream_2(t, h, o, a, c) \ do { if (c) (h).bswrs2(t,&(h),o,a,c); } while (0) #define bus_space_write_region_stream_4(t, h, o, a, c) \ do { if (c) (h).bswrs4(t,&(h),o,a,c); } while (0) #endif #if 0 /* Cause a link error for bus_space_write_region_8 */ #define bus_space_write_region_8 \ !!! bus_space_write_region_8 unimplemented !!! #define bus_space_write_region_stream_8 \ !!! bus_space_write_region_stream_8 unimplemented !!! #endif /* * void bus_space_set_multi_N __P((bus_space_tag_t tag, * bus_space_handle_t bsh, bus_size_t offset, u_intN_t val, * size_t count)); * * Write the 1, 2, 4, or 8 byte value `val' to bus space described * by tag/handle/offset `count' times. */ void mac68k_bssm1 __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int8_t v, size_t c)); void mac68k_bssm1_gen __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int8_t v, size_t c)); void mac68k_bssm2 __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int16_t v, size_t c)); void mac68k_bssm2_swap __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int16_t v, size_t c)); void mac68k_bssm2_gen __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int16_t v, size_t c)); void mac68k_bssm4 __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int32_t v, size_t c)); void mac68k_bssm4_swap __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int32_t v, size_t c)); void mac68k_bssm4_gen __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int32_t v, size_t c)); #if defined(DIAGNOSTIC) #define bus_space_set_multi_1(t, h, o, val, c) do { \ if (!c) panic("bus_space_set_multi_1 called with zero count."); \ (h).bssm1(t,&(h),o,val,c); } while (0) #define bus_space_set_multi_2(t, h, o, val, c) do { \ if (!c) panic("bus_space_set_multi_2 called with zero count."); \ (h).bssm2(t,&(h),o,val,c); } while (0) #define bus_space_set_multi_4(t, h, o, val, c) do { \ if (!c) panic("bus_space_set_multi_4 called with zero count."); \ (h).bssm4(t,&(h),o,val,c); } while (0) #else #define bus_space_set_multi_1(t, h, o, val, c) \ do { if (c) (h).bssm1(t,&(h),o,val,c); } while (0) #define bus_space_set_multi_2(t, h, o, val, c) \ do { if (c) (h).bssm2(t,&(h),o,val,c); } while (0) #define bus_space_set_multi_4(t, h, o, val, c) \ do { if (c) (h).bssm4(t,&(h),o,val,c); } while (0) #endif #if 0 /* Cause a link error for bus_space_set_multi_8 */ #define bus_space_set_multi_8 \ !!! bus_space_set_multi_8 unimplemented !!! #endif /* * void bus_space_set_region_N __P((bus_space_tag_t tag, * bus_space_handle_t bsh, bus_size_t offset, u_intN_t val, * size_t count)); * * Write `count' 1, 2, 4, or 8 byte value `val' to bus space described * by tag/handle starting at `offset'. */ void mac68k_bssr1 __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int8_t v, size_t c)); void mac68k_bssr1_gen __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int8_t v, size_t c)); void mac68k_bssr2 __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int16_t v, size_t c)); void mac68k_bssr2_swap __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int16_t v, size_t c)); void mac68k_bssr2_gen __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int16_t v, size_t c)); void mac68k_bssr4 __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int32_t v, size_t c)); void mac68k_bssr4_swap __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int32_t v, size_t c)); void mac68k_bssr4_gen __P((bus_space_tag_t t, bus_space_handle_t *h, bus_size_t o, u_int32_t v, size_t c)); #if defined(DIAGNOSTIC) #define bus_space_set_region_1(t, h, o, val, c) do { \ if (!c) panic("bus_space_set_region_1 called with zero count."); \ (h).bssr1(t,&(h),o,val,c); } while (0) #define bus_space_set_region_2(t, h, o, val, c) do { \ if (!c) panic("bus_space_set_region_2 called with zero count."); \ (h).bssr2(t,&(h),o,val,c); } while (0) #define bus_space_set_region_4(t, h, o, val, c) do { \ if (!c) panic("bus_space_set_region_4 called with zero count."); \ (h).bssr4(t,&(h),o,val,c); } while (0) #else #define bus_space_set_region_1(t, h, o, val, c) \ do { if (c) (h).bssr1(t,&(h),o,val,c); } while (0) #define bus_space_set_region_2(t, h, o, val, c) \ do { if (c) (h).bssr2(t,&(h),o,val,c); } while (0) #define bus_space_set_region_4(t, h, o, val, c) \ do { if (c) (h).bssr4(t,&(h),o,val,c); } while (0) #endif #if 0 /* Cause a link error for bus_space_set_region_8 */ #define bus_space_set_region_8 \ !!! bus_space_set_region_8 unimplemented !!! #endif /* * void bus_space_copy_N __P((bus_space_tag_t tag, * bus_space_handle_t bsh1, bus_size_t off1, * bus_space_handle_t bsh2, bus_size_t off2, * size_t count)); * * Copy `count' 1, 2, 4, or 8 byte values from bus space starting * at tag/bsh1/off1 to bus space starting at tag/bsh2/off2. */ #define __MAC68K_copy_region_N(BYTES) \ static __inline void __CONCAT(bus_space_copy_region_,BYTES) \ __P((bus_space_tag_t, \ bus_space_handle_t bsh1, bus_size_t off1, \ bus_space_handle_t bsh2, bus_size_t off2, \ bus_size_t count)); \ \ static __inline void \ __CONCAT(bus_space_copy_region_,BYTES)(t, h1, o1, h2, o2, c) \ bus_space_tag_t t; \ bus_space_handle_t h1, h2; \ bus_size_t o1, o2, c; \ { \ bus_size_t o; \ \ if ((h1.base + o1) >= (h2.base + o2)) { \ /* src after dest: copy forward */ \ for (o = 0; c != 0; c--, o += BYTES) \ __CONCAT(bus_space_write_,BYTES)(t, h2, o2 + o, \ __CONCAT(bus_space_read_,BYTES)(t, h1, o1 + o)); \ } else { \ /* dest after src: copy backwards */ \ for (o = (c - 1) * BYTES; c != 0; c--, o -= BYTES) \ __CONCAT(bus_space_write_,BYTES)(t, h2, o2 + o, \ __CONCAT(bus_space_read_,BYTES)(t, h1, o1 + o)); \ } \ } __MAC68K_copy_region_N(1) __MAC68K_copy_region_N(2) __MAC68K_copy_region_N(4) #if 0 /* Cause a link error for bus_space_copy_8 */ #define bus_space_copy_8 \ !!! bus_space_copy_8 unimplemented !!! #endif #undef __MAC68K_copy_region_N /* * Bus read/write barrier methods. * * void bus_space_barrier __P((bus_space_tag_t tag, * bus_space_handle_t bsh, bus_size_t offset, * bus_size_t len, int flags)); * * Note: the 680x0 does not currently require barriers, but we must * provide the flags to MI code. */ #define bus_space_barrier(t, h, o, l, f) \ ((void)((void)(t), (void)(h), (void)(o), (void)(l), (void)(f))) #define BUS_SPACE_BARRIER_READ 0x01 /* force read barrier */ #define BUS_SPACE_BARRIER_WRITE 0x02 /* force write barrier */ #define BUS_SPACE_ALIGNED_POINTER(p, t) ALIGNED_POINTER(p, t) #endif /* _MAC68K_BUS_H_ */