/* $NetBSD: bus.h,v 1.11 2003/07/28 17:35:54 thorpej Exp $ */ /*- * Copyright (c) 1996, 1997, 1998, 2001 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. */ /*- * SPDX-License-Identifier: BSD-4-Clause * * Copyright (c) 1996 Charles M. Hannum. All rights reserved. * Copyright (c) 1996 Christopher G. Demetriou. 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. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by Christopher G. Demetriou * for the NetBSD Project. * 4. 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 _MACHINE_BUS_H_ #define _MACHINE_BUS_H_ #include /* * int bus_space_map (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 /* * Bus space for ARM. * * The functions used most often are grouped together at the beginning to ensure * that all the data fits into a single cache line. The inline implementations * of single read/write access these values a lot. */ struct bus_space { /* Read/write single and barrier: the most commonly used functions. */ uint8_t (*bs_r_1)(bus_space_tag_t, bus_space_handle_t, bus_size_t); uint32_t (*bs_r_4)(bus_space_tag_t, bus_space_handle_t, bus_size_t); void (*bs_w_1)(bus_space_tag_t, bus_space_handle_t, bus_size_t, uint8_t); void (*bs_w_4)(bus_space_tag_t, bus_space_handle_t, bus_size_t, uint32_t); void (*bs_barrier)(bus_space_tag_t, bus_space_handle_t, bus_size_t, bus_size_t, int); /* Backlink to parent (if copied), and implementation private data. */ struct bus_space *bs_parent; void *bs_privdata; /* mapping/unmapping */ int (*bs_map) (bus_space_tag_t, bus_addr_t, bus_size_t, int, bus_space_handle_t *); void (*bs_unmap) (bus_space_tag_t, bus_space_handle_t, bus_size_t); int (*bs_subregion) (bus_space_tag_t, bus_space_handle_t, bus_size_t, bus_size_t, bus_space_handle_t *); /* allocation/deallocation */ int (*bs_alloc) (bus_space_tag_t, bus_addr_t, bus_addr_t, bus_size_t, bus_size_t, bus_size_t, int, bus_addr_t *, bus_space_handle_t *); void (*bs_free) (bus_space_tag_t, bus_space_handle_t, bus_size_t); /* Read single, the less commonly used functions. */ uint16_t (*bs_r_2) (bus_space_tag_t, bus_space_handle_t, bus_size_t); uint64_t (*bs_r_8) (bus_space_tag_t, bus_space_handle_t, bus_size_t); /* read multiple */ void (*bs_rm_1) (bus_space_tag_t, bus_space_handle_t, bus_size_t, uint8_t *, bus_size_t); void (*bs_rm_2) (bus_space_tag_t, bus_space_handle_t, bus_size_t, uint16_t *, bus_size_t); void (*bs_rm_4) (bus_space_tag_t, bus_space_handle_t, bus_size_t, uint32_t *, bus_size_t); void (*bs_rm_8) (bus_space_tag_t, bus_space_handle_t, bus_size_t, uint64_t *, bus_size_t); /* read region */ void (*bs_rr_1) (bus_space_tag_t, bus_space_handle_t, bus_size_t, uint8_t *, bus_size_t); void (*bs_rr_2) (bus_space_tag_t, bus_space_handle_t, bus_size_t, uint16_t *, bus_size_t); void (*bs_rr_4) (bus_space_tag_t, bus_space_handle_t, bus_size_t, uint32_t *, bus_size_t); void (*bs_rr_8) (bus_space_tag_t, bus_space_handle_t, bus_size_t, uint64_t *, bus_size_t); /* Write single, the less commonly used functions. */ void (*bs_w_2) (bus_space_tag_t, bus_space_handle_t, bus_size_t, uint16_t); void (*bs_w_8) (bus_space_tag_t, bus_space_handle_t, bus_size_t, uint64_t); /* write multiple */ void (*bs_wm_1) (bus_space_tag_t, bus_space_handle_t, bus_size_t, const uint8_t *, bus_size_t); void (*bs_wm_2) (bus_space_tag_t, bus_space_handle_t, bus_size_t, const uint16_t *, bus_size_t); void (*bs_wm_4) (bus_space_tag_t, bus_space_handle_t, bus_size_t, const uint32_t *, bus_size_t); void (*bs_wm_8) (bus_space_tag_t, bus_space_handle_t, bus_size_t, const uint64_t *, bus_size_t); /* write region */ void (*bs_wr_1) (bus_space_tag_t, bus_space_handle_t, bus_size_t, const uint8_t *, bus_size_t); void (*bs_wr_2) (bus_space_tag_t, bus_space_handle_t, bus_size_t, const uint16_t *, bus_size_t); void (*bs_wr_4) (bus_space_tag_t, bus_space_handle_t, bus_size_t, const uint32_t *, bus_size_t); void (*bs_wr_8) (bus_space_tag_t, bus_space_handle_t, bus_size_t, const uint64_t *, bus_size_t); /* set multiple */ void (*bs_sm_1) (bus_space_tag_t, bus_space_handle_t, bus_size_t, uint8_t, bus_size_t); void (*bs_sm_2) (bus_space_tag_t, bus_space_handle_t, bus_size_t, uint16_t, bus_size_t); void (*bs_sm_4) (bus_space_tag_t, bus_space_handle_t, bus_size_t, uint32_t, bus_size_t); void (*bs_sm_8) (bus_space_tag_t, bus_space_handle_t, bus_size_t, uint64_t, bus_size_t); /* set region */ void (*bs_sr_1) (bus_space_tag_t, bus_space_handle_t, bus_size_t, uint8_t, bus_size_t); void (*bs_sr_2) (bus_space_tag_t, bus_space_handle_t, bus_size_t, uint16_t, bus_size_t); void (*bs_sr_4) (bus_space_tag_t, bus_space_handle_t, bus_size_t, uint32_t, bus_size_t); void (*bs_sr_8) (bus_space_tag_t, bus_space_handle_t, bus_size_t, uint64_t, bus_size_t); /* copy */ void (*bs_c_1) (bus_space_tag_t, bus_space_handle_t, bus_size_t, bus_space_handle_t, bus_size_t, bus_size_t); void (*bs_c_2) (bus_space_tag_t, bus_space_handle_t, bus_size_t, bus_space_handle_t, bus_size_t, bus_size_t); void (*bs_c_4) (bus_space_tag_t, bus_space_handle_t, bus_size_t, bus_space_handle_t, bus_size_t, bus_size_t); void (*bs_c_8) (bus_space_tag_t, bus_space_handle_t, bus_size_t, bus_space_handle_t, bus_size_t, bus_size_t); /* read stream (single) */ uint8_t (*bs_r_1_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t); uint16_t (*bs_r_2_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t); uint32_t (*bs_r_4_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t); uint64_t (*bs_r_8_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t); /* read multiple stream */ void (*bs_rm_1_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t, uint8_t *, bus_size_t); void (*bs_rm_2_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t, uint16_t *, bus_size_t); void (*bs_rm_4_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t, uint32_t *, bus_size_t); void (*bs_rm_8_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t, uint64_t *, bus_size_t); /* read region stream */ void (*bs_rr_1_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t, uint8_t *, bus_size_t); void (*bs_rr_2_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t, uint16_t *, bus_size_t); void (*bs_rr_4_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t, uint32_t *, bus_size_t); void (*bs_rr_8_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t, uint64_t *, bus_size_t); /* write stream (single) */ void (*bs_w_1_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t, uint8_t); void (*bs_w_2_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t, uint16_t); void (*bs_w_4_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t, uint32_t); void (*bs_w_8_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t, uint64_t); /* write multiple stream */ void (*bs_wm_1_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t, const uint8_t *, bus_size_t); void (*bs_wm_2_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t, const uint16_t *, bus_size_t); void (*bs_wm_4_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t, const uint32_t *, bus_size_t); void (*bs_wm_8_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t, const uint64_t *, bus_size_t); /* write region stream */ void (*bs_wr_1_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t, const uint8_t *, bus_size_t); void (*bs_wr_2_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t, const uint16_t *, bus_size_t); void (*bs_wr_4_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t, const uint32_t *, bus_size_t); void (*bs_wr_8_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t, const uint64_t *, bus_size_t); }; /* * Utility macros; INTERNAL USE ONLY. */ #define __bs_c(a,b) __CONCAT(a,b) #define __bs_opname(op,size) __bs_c(__bs_c(__bs_c(bs_,op),_),size) #define __bs_nonsingle(type, sz, t, h, o, a, c) \ (*(t)->__bs_opname(type,sz))((t), h, o, a, c) #define __bs_set(type, sz, t, h, o, v, c) \ (*(t)->__bs_opname(type,sz))((t), h, o, v, c) #define __bs_copy(sz, t, h1, o1, h2, o2, cnt) \ (*(t)->__bs_opname(c,sz))((t), h1, o1, h2, o2, cnt) #define __bs_opname_s(op,size) __bs_c(__bs_c(__bs_c(__bs_c(bs_,op),_),size),_s) #define __bs_rs_s(sz, t, h, o) \ (*(t)->__bs_opname_s(r,sz))((t), h, o) #define __bs_ws_s(sz, t, h, o, v) \ (*(t)->__bs_opname_s(w,sz))((t), h, o, v) #define __bs_nonsingle_s(type, sz, t, h, o, a, c) \ (*(t)->__bs_opname_s(type,sz))((t), h, o, a, c) #define __generate_inline_bs_rs(IFN, MBR, TYP) \ static inline TYP \ IFN(bus_space_tag_t t, bus_space_handle_t h, bus_size_t o) \ { \ \ if (__predict_true(t->MBR == NULL)) \ return (*(volatile TYP *)(h + o)); \ else \ return (t->MBR(t, h, o)); \ } #define __generate_inline_bs_ws(IFN, MBR, TYP) \ static inline void \ IFN(bus_space_tag_t t, bus_space_handle_t h, bus_size_t o, TYP v)\ { \ \ if (__predict_true(t->MBR == NULL)) \ *(volatile TYP *)(h + o) = v; \ else \ t->MBR(t, h, o, v); \ } /* * Mapping and unmapping operations. */ #define bus_space_map(t, a, s, c, hp) \ (*(t)->bs_map)((t), (a), (s), (c), (hp)) #define bus_space_unmap(t, h, s) \ (*(t)->bs_unmap)((t), (h), (s)) #define bus_space_subregion(t, h, o, s, hp) \ (*(t)->bs_subregion)((t), (h), (o), (s), (hp)) /* * Allocation and deallocation operations. */ #define bus_space_alloc(t, rs, re, s, a, b, c, ap, hp) \ (*(t)->bs_alloc)((t), (rs), (re), (s), (a), (b), \ (c), (ap), (hp)) #define bus_space_free(t, h, s) \ (*(t)->bs_free)((t), (h), (s)) /* * Bus barrier operations. */ #define bus_space_barrier(t, h, o, l, f) \ (*(t)->bs_barrier)((t), (h), (o), (l), (f)) #define BUS_SPACE_BARRIER_READ 0x01 #define BUS_SPACE_BARRIER_WRITE 0x02 /* * Bus read (single) operations. */ __generate_inline_bs_rs(bus_space_read_1, bs_r_1, uint8_t); __generate_inline_bs_rs(bus_space_read_2, bs_r_2, uint16_t); __generate_inline_bs_rs(bus_space_read_4, bs_r_4, uint32_t); __generate_inline_bs_rs(bus_space_read_8, bs_r_8, uint64_t); __generate_inline_bs_rs(bus_space_read_stream_1, bs_r_1_s, uint8_t); __generate_inline_bs_rs(bus_space_read_stream_2, bs_r_2_s, uint16_t); __generate_inline_bs_rs(bus_space_read_stream_4, bs_r_4_s, uint32_t); __generate_inline_bs_rs(bus_space_read_stream_8, bs_r_8_s, uint64_t); /* * Bus read multiple operations. */ #define bus_space_read_multi_1(t, h, o, a, c) \ __bs_nonsingle(rm,1,(t),(h),(o),(a),(c)) #define bus_space_read_multi_2(t, h, o, a, c) \ __bs_nonsingle(rm,2,(t),(h),(o),(a),(c)) #define bus_space_read_multi_4(t, h, o, a, c) \ __bs_nonsingle(rm,4,(t),(h),(o),(a),(c)) #define bus_space_read_multi_8(t, h, o, a, c) \ __bs_nonsingle(rm,8,(t),(h),(o),(a),(c)) #define bus_space_read_multi_stream_1(t, h, o, a, c) \ __bs_nonsingle_s(rm,1,(t),(h),(o),(a),(c)) #define bus_space_read_multi_stream_2(t, h, o, a, c) \ __bs_nonsingle_s(rm,2,(t),(h),(o),(a),(c)) #define bus_space_read_multi_stream_4(t, h, o, a, c) \ __bs_nonsingle_s(rm,4,(t),(h),(o),(a),(c)) #define bus_space_read_multi_stream_8(t, h, o, a, c) \ __bs_nonsingle_s(rm,8,(t),(h),(o),(a),(c)) /* * Bus read region operations. */ #define bus_space_read_region_1(t, h, o, a, c) \ __bs_nonsingle(rr,1,(t),(h),(o),(a),(c)) #define bus_space_read_region_2(t, h, o, a, c) \ __bs_nonsingle(rr,2,(t),(h),(o),(a),(c)) #define bus_space_read_region_4(t, h, o, a, c) \ __bs_nonsingle(rr,4,(t),(h),(o),(a),(c)) #define bus_space_read_region_8(t, h, o, a, c) \ __bs_nonsingle(rr,8,(t),(h),(o),(a),(c)) #define bus_space_read_region_stream_1(t, h, o, a, c) \ __bs_nonsingle_s(rr,1,(t),(h),(o),(a),(c)) #define bus_space_read_region_stream_2(t, h, o, a, c) \ __bs_nonsingle_s(rr,2,(t),(h),(o),(a),(c)) #define bus_space_read_region_stream_4(t, h, o, a, c) \ __bs_nonsingle_s(rr,4,(t),(h),(o),(a),(c)) #define bus_space_read_region_stream_8(t, h, o, a, c) \ __bs_nonsingle_s(rr,8,(t),(h),(o),(a),(c)) /* * Bus write (single) operations. */ __generate_inline_bs_ws(bus_space_write_1, bs_w_1, uint8_t); __generate_inline_bs_ws(bus_space_write_2, bs_w_2, uint16_t); __generate_inline_bs_ws(bus_space_write_4, bs_w_4, uint32_t); __generate_inline_bs_ws(bus_space_write_8, bs_w_8, uint64_t); __generate_inline_bs_ws(bus_space_write_stream_1, bs_w_1_s, uint8_t); __generate_inline_bs_ws(bus_space_write_stream_2, bs_w_2_s, uint16_t); __generate_inline_bs_ws(bus_space_write_stream_4, bs_w_4_s, uint32_t); __generate_inline_bs_ws(bus_space_write_stream_8, bs_w_8_s, uint64_t); /* * Bus write multiple operations. */ #define bus_space_write_multi_1(t, h, o, a, c) \ __bs_nonsingle(wm,1,(t),(h),(o),(a),(c)) #define bus_space_write_multi_2(t, h, o, a, c) \ __bs_nonsingle(wm,2,(t),(h),(o),(a),(c)) #define bus_space_write_multi_4(t, h, o, a, c) \ __bs_nonsingle(wm,4,(t),(h),(o),(a),(c)) #define bus_space_write_multi_8(t, h, o, a, c) \ __bs_nonsingle(wm,8,(t),(h),(o),(a),(c)) #define bus_space_write_multi_stream_1(t, h, o, a, c) \ __bs_nonsingle_s(wm,1,(t),(h),(o),(a),(c)) #define bus_space_write_multi_stream_2(t, h, o, a, c) \ __bs_nonsingle_s(wm,2,(t),(h),(o),(a),(c)) #define bus_space_write_multi_stream_4(t, h, o, a, c) \ __bs_nonsingle_s(wm,4,(t),(h),(o),(a),(c)) #define bus_space_write_multi_stream_8(t, h, o, a, c) \ __bs_nonsingle_s(wm,8,(t),(h),(o),(a),(c)) /* * Bus write region operations. */ #define bus_space_write_region_1(t, h, o, a, c) \ __bs_nonsingle(wr,1,(t),(h),(o),(a),(c)) #define bus_space_write_region_2(t, h, o, a, c) \ __bs_nonsingle(wr,2,(t),(h),(o),(a),(c)) #define bus_space_write_region_4(t, h, o, a, c) \ __bs_nonsingle(wr,4,(t),(h),(o),(a),(c)) #define bus_space_write_region_8(t, h, o, a, c) \ __bs_nonsingle(wr,8,(t),(h),(o),(a),(c)) #define bus_space_write_region_stream_1(t, h, o, a, c) \ __bs_nonsingle_s(wr,1,(t),(h),(o),(a),(c)) #define bus_space_write_region_stream_2(t, h, o, a, c) \ __bs_nonsingle_s(wr,2,(t),(h),(o),(a),(c)) #define bus_space_write_region_stream_4(t, h, o, a, c) \ __bs_nonsingle_s(wr,4,(t),(h),(o),(a),(c)) #define bus_space_write_region_stream_8(t, h, o, a, c) \ __bs_nonsingle_s(wr,8,(t),(h),(o),(a),(c)) /* * Set multiple operations. */ #define bus_space_set_multi_1(t, h, o, v, c) \ __bs_set(sm,1,(t),(h),(o),(v),(c)) #define bus_space_set_multi_2(t, h, o, v, c) \ __bs_set(sm,2,(t),(h),(o),(v),(c)) #define bus_space_set_multi_4(t, h, o, v, c) \ __bs_set(sm,4,(t),(h),(o),(v),(c)) #define bus_space_set_multi_8(t, h, o, v, c) \ __bs_set(sm,8,(t),(h),(o),(v),(c)) /* * Set region operations. */ #define bus_space_set_region_1(t, h, o, v, c) \ __bs_set(sr,1,(t),(h),(o),(v),(c)) #define bus_space_set_region_2(t, h, o, v, c) \ __bs_set(sr,2,(t),(h),(o),(v),(c)) #define bus_space_set_region_4(t, h, o, v, c) \ __bs_set(sr,4,(t),(h),(o),(v),(c)) #define bus_space_set_region_8(t, h, o, v, c) \ __bs_set(sr,8,(t),(h),(o),(v),(c)) /* * Copy operations. */ #define bus_space_copy_region_1(t, h1, o1, h2, o2, c) \ __bs_copy(1, t, h1, o1, h2, o2, c) #define bus_space_copy_region_2(t, h1, o1, h2, o2, c) \ __bs_copy(2, t, h1, o1, h2, o2, c) #define bus_space_copy_region_4(t, h1, o1, h2, o2, c) \ __bs_copy(4, t, h1, o1, h2, o2, c) #define bus_space_copy_region_8(t, h1, o1, h2, o2, c) \ __bs_copy(8, t, h1, o1, h2, o2, c) /* * Macros to provide prototypes for all the functions used in the * bus_space structure */ #define bs_map_proto(f) \ int __bs_c(f,_bs_map) (bus_space_tag_t t, bus_addr_t addr, \ bus_size_t size, int cacheable, bus_space_handle_t *bshp); #define bs_unmap_proto(f) \ void __bs_c(f,_bs_unmap) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t size); #define bs_subregion_proto(f) \ int __bs_c(f,_bs_subregion) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, bus_size_t size, \ bus_space_handle_t *nbshp); #define bs_alloc_proto(f) \ int __bs_c(f,_bs_alloc) (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); #define bs_free_proto(f) \ void __bs_c(f,_bs_free) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t size); #define bs_mmap_proto(f) \ int __bs_c(f,_bs_mmap) (struct cdev *, vm_offset_t, vm_paddr_t *, int); #define bs_barrier_proto(f) \ void __bs_c(f,_bs_barrier) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, bus_size_t len, int flags); #define bs_r_1_proto(f) \ uint8_t __bs_c(f,_bs_r_1) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset); #define bs_r_2_proto(f) \ uint16_t __bs_c(f,_bs_r_2) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset); #define bs_r_4_proto(f) \ uint32_t __bs_c(f,_bs_r_4) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset); #define bs_r_8_proto(f) \ uint64_t __bs_c(f,_bs_r_8) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset); #define bs_r_1_s_proto(f) \ uint8_t __bs_c(f,_bs_r_1_s) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset); #define bs_r_2_s_proto(f) \ uint16_t __bs_c(f,_bs_r_2_s) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset); #define bs_r_4_s_proto(f) \ uint32_t __bs_c(f,_bs_r_4_s) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset); #define bs_w_1_proto(f) \ void __bs_c(f,_bs_w_1) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, uint8_t value); #define bs_w_2_proto(f) \ void __bs_c(f,_bs_w_2) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, uint16_t value); #define bs_w_4_proto(f) \ void __bs_c(f,_bs_w_4) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, uint32_t value); #define bs_w_8_proto(f) \ void __bs_c(f,_bs_w_8) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, uint64_t value); #define bs_w_1_s_proto(f) \ void __bs_c(f,_bs_w_1_s) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, uint8_t value); #define bs_w_2_s_proto(f) \ void __bs_c(f,_bs_w_2_s) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, uint16_t value); #define bs_w_4_s_proto(f) \ void __bs_c(f,_bs_w_4_s) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, uint32_t value); #define bs_rm_1_proto(f) \ void __bs_c(f,_bs_rm_1) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, uint8_t *addr, bus_size_t count); #define bs_rm_2_proto(f) \ void __bs_c(f,_bs_rm_2) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, uint16_t *addr, bus_size_t count); #define bs_rm_4_proto(f) \ void __bs_c(f,_bs_rm_4) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, uint32_t *addr, bus_size_t count); #define bs_rm_8_proto(f) \ void __bs_c(f,_bs_rm_8) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, uint64_t *addr, bus_size_t count); #define bs_wm_1_proto(f) \ void __bs_c(f,_bs_wm_1) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, const uint8_t *addr, bus_size_t count); #define bs_wm_2_proto(f) \ void __bs_c(f,_bs_wm_2) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, const uint16_t *addr, bus_size_t count); #define bs_wm_4_proto(f) \ void __bs_c(f,_bs_wm_4) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, const uint32_t *addr, bus_size_t count); #define bs_wm_8_proto(f) \ void __bs_c(f,_bs_wm_8) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, const uint64_t *addr, bus_size_t count); #define bs_rr_1_proto(f) \ void __bs_c(f, _bs_rr_1) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, uint8_t *addr, bus_size_t count); #define bs_rr_2_proto(f) \ void __bs_c(f, _bs_rr_2) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, uint16_t *addr, bus_size_t count); #define bs_rr_4_proto(f) \ void __bs_c(f, _bs_rr_4) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, uint32_t *addr, bus_size_t count); #define bs_rr_8_proto(f) \ void __bs_c(f, _bs_rr_8) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, uint64_t *addr, bus_size_t count); #define bs_wr_1_proto(f) \ void __bs_c(f, _bs_wr_1) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, const uint8_t *addr, bus_size_t count); #define bs_wr_2_proto(f) \ void __bs_c(f, _bs_wr_2) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, const uint16_t *addr, bus_size_t count); #define bs_wr_4_proto(f) \ void __bs_c(f, _bs_wr_4) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, const uint32_t *addr, bus_size_t count); #define bs_wr_8_proto(f) \ void __bs_c(f, _bs_wr_8) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, const uint64_t *addr, bus_size_t count); #define bs_sm_1_proto(f) \ void __bs_c(f,_bs_sm_1) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, uint8_t value, bus_size_t count); #define bs_sm_2_proto(f) \ void __bs_c(f,_bs_sm_2) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, uint16_t value, bus_size_t count); #define bs_sm_4_proto(f) \ void __bs_c(f,_bs_sm_4) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, uint32_t value, bus_size_t count); #define bs_sm_8_proto(f) \ void __bs_c(f,_bs_sm_8) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, uint64_t value, bus_size_t count); #define bs_sr_1_proto(f) \ void __bs_c(f,_bs_sr_1) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, uint8_t value, bus_size_t count); #define bs_sr_2_proto(f) \ void __bs_c(f,_bs_sr_2) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, uint16_t value, bus_size_t count); #define bs_sr_4_proto(f) \ void __bs_c(f,_bs_sr_4) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, uint32_t value, bus_size_t count); #define bs_sr_8_proto(f) \ void __bs_c(f,_bs_sr_8) (bus_space_tag_t t, bus_space_handle_t bsh, \ bus_size_t offset, uint64_t value, bus_size_t count); #define bs_c_1_proto(f) \ void __bs_c(f,_bs_c_1) (bus_space_tag_t t, bus_space_handle_t bsh1, \ bus_size_t offset1, bus_space_handle_t bsh2, \ bus_size_t offset2, bus_size_t count); #define bs_c_2_proto(f) \ void __bs_c(f,_bs_c_2) (bus_space_tag_t t, bus_space_handle_t bsh1, \ bus_size_t offset1, bus_space_handle_t bsh2, \ bus_size_t offset2, bus_size_t count); #define bs_c_4_proto(f) \ void __bs_c(f,_bs_c_4) (bus_space_tag_t t, bus_space_handle_t bsh1, \ bus_size_t offset1, bus_space_handle_t bsh2, \ bus_size_t offset2, bus_size_t count); #define bs_c_8_proto(f) \ void __bs_c(f,_bs_c_8) (bus_space_tag_t t, bus_space_handle_t bsh1, \ bus_size_t offset1, bus_space_handle_t bsh2, \ bus_size_t offset2, bus_size_t count); #define bs_protos(f) \ bs_map_proto(f); \ bs_unmap_proto(f); \ bs_subregion_proto(f); \ bs_alloc_proto(f); \ bs_free_proto(f); \ bs_mmap_proto(f); \ bs_barrier_proto(f); \ bs_r_1_proto(f); \ bs_r_2_proto(f); \ bs_r_4_proto(f); \ bs_r_8_proto(f); \ bs_r_1_s_proto(f); \ bs_r_2_s_proto(f); \ bs_r_4_s_proto(f); \ bs_w_1_proto(f); \ bs_w_2_proto(f); \ bs_w_4_proto(f); \ bs_w_8_proto(f); \ bs_w_1_s_proto(f); \ bs_w_2_s_proto(f); \ bs_w_4_s_proto(f); \ bs_rm_1_proto(f); \ bs_rm_2_proto(f); \ bs_rm_4_proto(f); \ bs_rm_8_proto(f); \ bs_wm_1_proto(f); \ bs_wm_2_proto(f); \ bs_wm_4_proto(f); \ bs_wm_8_proto(f); \ bs_rr_1_proto(f); \ bs_rr_2_proto(f); \ bs_rr_4_proto(f); \ bs_rr_8_proto(f); \ bs_wr_1_proto(f); \ bs_wr_2_proto(f); \ bs_wr_4_proto(f); \ bs_wr_8_proto(f); \ bs_sm_1_proto(f); \ bs_sm_2_proto(f); \ bs_sm_4_proto(f); \ bs_sm_8_proto(f); \ bs_sr_1_proto(f); \ bs_sr_2_proto(f); \ bs_sr_4_proto(f); \ bs_sr_8_proto(f); \ bs_c_1_proto(f); \ bs_c_2_proto(f); \ bs_c_4_proto(f); \ bs_c_8_proto(f); void generic_bs_unimplemented(void); #define BS_UNIMPLEMENTED (void *)generic_bs_unimplemented #define BUS_SPACE_ALIGNED_POINTER(p, t) ALIGNED_POINTER(p, t) #define BUS_SPACE_MAXADDR_24BIT 0xFFFFFF #define BUS_SPACE_MAXADDR_32BIT 0xFFFFFFFF #define BUS_SPACE_MAXADDR 0xFFFFFFFF #define BUS_SPACE_MAXSIZE_24BIT 0xFFFFFF #define BUS_SPACE_MAXSIZE_32BIT 0xFFFFFFFF #define BUS_SPACE_MAXSIZE 0xFFFFFFFF #define BUS_SPACE_UNRESTRICTED (~0) #define BUS_PEEK_FUNC(width, type) \ static inline int \ bus_space_peek_##width(bus_space_tag_t tag, \ bus_space_handle_t hnd, bus_size_t offset, type *value) \ { \ type tmp; \ tmp = bus_space_read_##width(tag, hnd, offset); \ *value = (type)tmp; \ return (0); \ } BUS_PEEK_FUNC(1, uint8_t) BUS_PEEK_FUNC(2, uint16_t) BUS_PEEK_FUNC(4, uint32_t) BUS_PEEK_FUNC(8, uint64_t) #define BUS_POKE_FUNC(width, type) \ static inline int \ bus_space_poke_##width(bus_space_tag_t tag, \ bus_space_handle_t hnd, bus_size_t offset, type value) \ { \ bus_space_write_##width(tag, hnd, offset, value); \ return (0); \ } BUS_POKE_FUNC(1, uint8_t) BUS_POKE_FUNC(2, uint16_t) BUS_POKE_FUNC(4, uint32_t) BUS_POKE_FUNC(8, uint64_t) #include /* * Get the physical address of a bus space memory-mapped resource. * Doing this as a macro is a temporary solution until a more robust fix is * designed. It also serves to mark the locations needing that fix. */ #define BUS_SPACE_PHYSADDR(res, offs) \ ((u_int)(rman_get_start(res)+(offs))) #endif /* _MACHINE_BUS_H_ */