/* $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. * 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) 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. * * $FreeBSD: head/sys/powerpc/include/bus.h 209975 2010-07-13 05:32:19Z nwhitehorn $ */ #ifndef _MACHINE_BUS_H_ #define _MACHINE_BUS_H_ #include #define BUS_SPACE_ALIGNED_POINTER(p, t) ALIGNED_POINTER(p, t) #define BUS_SPACE_MAXADDR_24BIT 0xFFFFFFUL #define BUS_SPACE_MAXADDR_32BIT 0xFFFFFFFFUL #define BUS_SPACE_MAXSIZE_24BIT 0xFFFFFFUL #define BUS_SPACE_MAXSIZE_32BIT 0xFFFFFFFFUL #ifdef __powerpc64__ #define BUS_SPACE_MAXADDR 0xFFFFFFFFFFFFFFFFUL #define BUS_SPACE_MAXSIZE 0xFFFFFFFFFFFFFFFFUL #else #define BUS_SPACE_MAXADDR 0xFFFFFFFFUL #define BUS_SPACE_MAXSIZE 0xFFFFFFFFUL #endif #define BUS_SPACE_MAP_CACHEABLE 0x01 #define BUS_SPACE_MAP_LINEAR 0x02 #define BUS_SPACE_MAP_PREFETCHABLE 0x04 #define BUS_SPACE_UNRESTRICTED (~0) #define BUS_SPACE_BARRIER_READ 0x01 #define BUS_SPACE_BARRIER_WRITE 0x02 struct bus_space_access; struct bus_space { /* mapping/unmapping */ int (*bs_map)(bus_addr_t, bus_size_t, int, bus_space_handle_t *); void (*bs_unmap)(bus_size_t); int (*bs_subregion)(bus_space_handle_t, bus_size_t, bus_size_t, bus_space_handle_t *); /* allocation/deallocation */ int (*bs_alloc)(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_handle_t, bus_size_t); void (*bs_barrier)(bus_space_handle_t, bus_size_t, bus_size_t, int); /* Read single. */ uint8_t (*bs_r_1)(bus_space_handle_t, bus_size_t); uint16_t (*bs_r_2)(bus_space_handle_t, bus_size_t); uint32_t (*bs_r_4)(bus_space_handle_t, bus_size_t); uint64_t (*bs_r_8)(bus_space_handle_t, bus_size_t); uint16_t (*bs_r_s_2)(bus_space_handle_t, bus_size_t); uint32_t (*bs_r_s_4)(bus_space_handle_t, bus_size_t); uint64_t (*bs_r_s_8)(bus_space_handle_t, bus_size_t); /* read multiple */ void (*bs_rm_1)(bus_space_handle_t, bus_size_t, uint8_t *, bus_size_t); void (*bs_rm_2)(bus_space_handle_t, bus_size_t, uint16_t *, bus_size_t); void (*bs_rm_4)(bus_space_handle_t, bus_size_t, uint32_t *, bus_size_t); void (*bs_rm_8)(bus_space_handle_t, bus_size_t, uint64_t *, bus_size_t); void (*bs_rm_s_2)(bus_space_handle_t, bus_size_t, uint16_t *, bus_size_t); void (*bs_rm_s_4)(bus_space_handle_t, bus_size_t, uint32_t *, bus_size_t); void (*bs_rm_s_8)(bus_space_handle_t, bus_size_t, uint64_t *, bus_size_t); /* read region */ void (*bs_rr_1)(bus_space_handle_t, bus_size_t, uint8_t *, bus_size_t); void (*bs_rr_2)(bus_space_handle_t, bus_size_t, uint16_t *, bus_size_t); void (*bs_rr_4)(bus_space_handle_t, bus_size_t, uint32_t *, bus_size_t); void (*bs_rr_8)(bus_space_handle_t, bus_size_t, uint64_t *, bus_size_t); void (*bs_rr_s_2)(bus_space_handle_t, bus_size_t, uint16_t *, bus_size_t); void (*bs_rr_s_4)(bus_space_handle_t, bus_size_t, uint32_t *, bus_size_t); void (*bs_rr_s_8)(bus_space_handle_t, bus_size_t, uint64_t *, bus_size_t); /* write */ void (*bs_w_1)(bus_space_handle_t, bus_size_t, uint8_t); void (*bs_w_2)(bus_space_handle_t, bus_size_t, uint16_t); void (*bs_w_4)(bus_space_handle_t, bus_size_t, uint32_t); void (*bs_w_8)(bus_space_handle_t, bus_size_t, uint64_t); void (*bs_w_s_2)(bus_space_handle_t, bus_size_t, uint16_t); void (*bs_w_s_4)(bus_space_handle_t, bus_size_t, uint32_t); void (*bs_w_s_8)(bus_space_handle_t, bus_size_t, uint64_t); /* write multiple */ void (*bs_wm_1)(bus_space_handle_t, bus_size_t, const uint8_t *, bus_size_t); void (*bs_wm_2)(bus_space_handle_t, bus_size_t, const uint16_t *, bus_size_t); void (*bs_wm_4)(bus_space_handle_t, bus_size_t, const uint32_t *, bus_size_t); void (*bs_wm_8)(bus_space_handle_t, bus_size_t, const uint64_t *, bus_size_t); void (*bs_wm_s_2)(bus_space_handle_t, bus_size_t, const uint16_t *, bus_size_t); void (*bs_wm_s_4)(bus_space_handle_t, bus_size_t, const uint32_t *, bus_size_t); void (*bs_wm_s_8)(bus_space_handle_t, bus_size_t, const uint64_t *, bus_size_t); /* write region */ void (*bs_wr_1)(bus_space_handle_t, bus_size_t, const uint8_t *, bus_size_t); void (*bs_wr_2)(bus_space_handle_t, bus_size_t, const uint16_t *, bus_size_t); void (*bs_wr_4)(bus_space_handle_t, bus_size_t, const uint32_t *, bus_size_t); void (*bs_wr_8)(bus_space_handle_t, bus_size_t, const uint64_t *, bus_size_t); void (*bs_wr_s_2)(bus_space_handle_t, bus_size_t, const uint16_t *, bus_size_t); void (*bs_wr_s_4)(bus_space_handle_t, bus_size_t, const uint32_t *, bus_size_t); void (*bs_wr_s_8)(bus_space_handle_t, bus_size_t, const uint64_t *, bus_size_t); /* set multiple */ void (*bs_sm_1)(bus_space_handle_t, bus_size_t, uint8_t, bus_size_t); void (*bs_sm_2)(bus_space_handle_t, bus_size_t, uint16_t, bus_size_t); void (*bs_sm_4)(bus_space_handle_t, bus_size_t, uint32_t, bus_size_t); void (*bs_sm_8)(bus_space_handle_t, bus_size_t, uint64_t, bus_size_t); void (*bs_sm_s_2)(bus_space_handle_t, bus_size_t, uint16_t, bus_size_t); void (*bs_sm_s_4)(bus_space_handle_t, bus_size_t, uint32_t, bus_size_t); void (*bs_sm_s_8)(bus_space_handle_t, bus_size_t, uint64_t, bus_size_t); /* set region */ void (*bs_sr_1)(bus_space_handle_t, bus_size_t, uint8_t, bus_size_t); void (*bs_sr_2)(bus_space_handle_t, bus_size_t, uint16_t, bus_size_t); void (*bs_sr_4)(bus_space_handle_t, bus_size_t, uint32_t, bus_size_t); void (*bs_sr_8)(bus_space_handle_t, bus_size_t, uint64_t, bus_size_t); void (*bs_sr_s_2)(bus_space_handle_t, bus_size_t, uint16_t, bus_size_t); void (*bs_sr_s_4)(bus_space_handle_t, bus_size_t, uint32_t, bus_size_t); void (*bs_sr_s_8)(bus_space_handle_t, bus_size_t, uint64_t, bus_size_t); /* copy region */ void (*bs_cr_1)(bus_space_handle_t, bus_size_t, bus_space_handle_t, bus_size_t, bus_size_t); void (*bs_cr_2)(bus_space_handle_t, bus_size_t, bus_space_handle_t, bus_size_t, bus_size_t); void (*bs_cr_4)(bus_space_handle_t, bus_size_t, bus_space_handle_t, bus_size_t, bus_size_t); void (*bs_cr_8)(bus_space_handle_t, bus_size_t, bus_space_handle_t, bus_size_t, bus_size_t); void (*bs_cr_s_2)(bus_space_handle_t, bus_size_t, bus_space_handle_t, bus_size_t, bus_size_t); void (*bs_cr_s_4)(bus_space_handle_t, bus_size_t, bus_space_handle_t, bus_size_t, bus_size_t); void (*bs_cr_s_8)(bus_space_handle_t, bus_size_t, bus_space_handle_t, bus_size_t, bus_size_t); }; extern struct bus_space bs_be_tag; extern struct bus_space bs_le_tag; #define __bs_c(a,b) __CONCAT(a,b) #define __bs_opname(op,size) __bs_c(__bs_c(__bs_c(bs_,op),_),size) #define __bs_rs(sz, t, h, o) \ (*(t)->__bs_opname(r,sz))(h, o) #define __bs_ws(sz, t, h, o, v) \ (*(t)->__bs_opname(w,sz))(h, o, v) #define __bs_nonsingle(type, sz, t, h, o, a, c) \ (*(t)->__bs_opname(type,sz))(h, o, a, c) #define __bs_set(type, sz, t, h, o, v, c) \ (*(t)->__bs_opname(type,sz))(h, o, v, c) #define __bs_copy(sz, t, h1, o1, h2, o2, cnt) \ (*(t)->__bs_opname(c,sz))(h1, o1, h2, o2, cnt) /* * Mapping and unmapping operations. */ #define bus_space_map(t, a, s, c, hp) (*(t)->bs_map)(a, s, c, hp) #define bus_space_unmap(t, h, s) (*(t)->bs_unmap)(h, s) #define bus_space_subregion(t, h, o, s, hp) (*(t)->bs_subregion)(h, o, s, hp) /* * Allocation and deallocation operations. */ #define bus_space_alloc(t, rs, re, s, a, b, c, ap, hp) \ (*(t)->bs_alloc)(rs, re, s, a, b, c, ap, hp) #define bus_space_free(t, h, s) \ (*(t)->bs_free)(h, s) /* * Bus barrier operations. */ #define bus_space_barrier(t, h, o, l, f) (*(t)->bs_barrier)(h, o, l, f) /* * Bus read (single) operations. */ #define bus_space_read_1(t, h, o) __bs_rs(1,t,h,o) #define bus_space_read_2(t, h, o) __bs_rs(2,t,h,o) #define bus_space_read_4(t, h, o) __bs_rs(4,t,h,o) #define bus_space_read_8(t, h, o) __bs_rs(8,t,h,o) #define bus_space_read_stream_1 bus_space_read_1 #define bus_space_read_stream_2(t, h, o) __bs_rs(s_2,t,h,o) #define bus_space_read_stream_4(t, h, o) __bs_rs(s_4,t,h,o) #define bus_space_read_stream_8(t, h, o) __bs_rs(s_8,t,h,o) /* * 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 bus_space_read_multi_1 #define bus_space_read_multi_stream_2(t, h, o, a, c) \ __bs_nonsingle(rm,s_2,(t),(h),(o),(a),(c)) #define bus_space_read_multi_stream_4(t, h, o, a, c) \ __bs_nonsingle(rm,s_4,(t),(h),(o),(a),(c)) #define bus_space_read_multi_stream_8(t, h, o, a, c) \ __bs_nonsingle(rm,s_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 bus_space_read_region_1 #define bus_space_read_region_stream_2(t, h, o, a, c) \ __bs_nonsingle(rr,s_2,(t),(h),(o),(a),(c)) #define bus_space_read_region_stream_4(t, h, o, a, c) \ __bs_nonsingle(rr,s_4,(t),(h),(o),(a),(c)) #define bus_space_read_region_stream_8(t, h, o, a, c) \ __bs_nonsingle(rr,s_8,(t),(h),(o),(a),(c)) /* * Bus write (single) operations. */ #define bus_space_write_1(t, h, o, v) __bs_ws(1,(t),(h),(o),(v)) #define bus_space_write_2(t, h, o, v) __bs_ws(2,(t),(h),(o),(v)) #define bus_space_write_4(t, h, o, v) __bs_ws(4,(t),(h),(o),(v)) #define bus_space_write_8(t, h, o, v) __bs_ws(8,(t),(h),(o),(v)) #define bus_space_write_stream_1 bus_space_write_1 #define bus_space_write_stream_2(t, h, o, v) __bs_ws(s_2,(t),(h),(o),(v)) #define bus_space_write_stream_4(t, h, o, v) __bs_ws(s_4,(t),(h),(o),(v)) #define bus_space_write_stream_8(t, h, o, v) __bs_ws(s_8,(t),(h),(o),(v)) /* * 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 bus_space_write_multi_1 #define bus_space_write_multi_stream_2(t, h, o, a, c) \ __bs_nonsingle(wm,s_2,(t),(h),(o),(a),(c)) #define bus_space_write_multi_stream_4(t, h, o, a, c) \ __bs_nonsingle(wm,s_4,(t),(h),(o),(a),(c)) #define bus_space_write_multi_stream_8(t, h, o, a, c) \ __bs_nonsingle(wm,s_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 bus_space_write_region_1 #define bus_space_write_region_stream_2(t, h, o, a, c) \ __bs_nonsingle(wr,s_2,(t),(h),(o),(a),(c)) #define bus_space_write_region_stream_4(t, h, o, a, c) \ __bs_nonsingle(wr,s_4,(t),(h),(o),(a),(c)) #define bus_space_write_region_stream_8(t, h, o, a, c) \ __bs_nonsingle(wr,s_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)) #define bus_space_set_multi_stream_1 bus_space_set_multi_1 #define bus_space_set_multi_stream_2(t, h, o, v, c) \ __bs_set(sm,s_2,(t),(h),(o),(v),(c)) #define bus_space_set_multi_stream_4(t, h, o, v, c) \ __bs_set(sm,s_4,(t),(h),(o),(v),(c)) #define bus_space_set_multi_stream_8(t, h, o, v, c) \ __bs_set(sm,s_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)) #define bus_space_set_region_stream_1 bus_space_set_region_1 #define bus_space_set_region_stream_2(t, h, o, v, c) \ __bs_set(sr,s_2,(t),(h),(o),(v),(c)) #define bus_space_set_region_stream_4(t, h, o, v, c) \ __bs_set(sr,s_4,(t),(h),(o),(v),(c)) #define bus_space_set_region_stream_8(t, h, o, v, c) \ __bs_set(sr,s_8,(t),(h),(o),(v),(c)) #if 0 /* * 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) #define bus_space_copy_region_stream_1 bus_space_copy_region_1 #define bus_space_copy_region_stream_2(t, h1, o1, h2, o2, c) \ __bs_copy(s_2, t, h1, o1, h2, o2, c) #define bus_space_copy_region_stream_4(t, h1, o1, h2, o2, c) \ __bs_copy(s_4, t, h1, o1, h2, o2, c) #define bus_space_copy_region_stream_8(t, h1, o1, h2, o2, c) \ __bs_copy(s_8, t, h1, o1, h2, o2, c) #endif #include #endif /* _MACHINE_BUS_H_ */