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head/sys/arm64/arm64/bus_machdep.c
Property | Old Value | New Value |
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svn:eol-style | null | native \ No newline at end of property |
svn:keywords | null | FreeBSD=%H \ No newline at end of property |
svn:mime-type | null | text/plain \ No newline at end of property |
/*- | |||||
* Copyright (c) 2014 Andrew Turner | |||||
* 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 AUTHOR 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 AUTHOR 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. | |||||
* | |||||
*/ | |||||
#include "opt_platform.h" | |||||
#include <sys/param.h> | |||||
__FBSDID("$FreeBSD$"); | |||||
#include <vm/vm.h> | |||||
#include <vm/pmap.h> | |||||
#include <machine/bus.h> | |||||
uint8_t generic_bs_r_1(void *, bus_space_handle_t, bus_size_t); | |||||
uint16_t generic_bs_r_2(void *, bus_space_handle_t, bus_size_t); | |||||
uint32_t generic_bs_r_4(void *, bus_space_handle_t, bus_size_t); | |||||
uint64_t generic_bs_r_8(void *, bus_space_handle_t, bus_size_t); | |||||
void generic_bs_rm_1(void *, bus_space_handle_t, bus_size_t, uint8_t *, | |||||
bus_size_t); | |||||
void generic_bs_rm_2(void *, bus_space_handle_t, bus_size_t, uint16_t *, | |||||
bus_size_t); | |||||
void generic_bs_rm_4(void *, bus_space_handle_t, bus_size_t, uint32_t *, | |||||
bus_size_t); | |||||
void generic_bs_rm_8(void *, bus_space_handle_t, bus_size_t, uint64_t *, | |||||
bus_size_t); | |||||
void generic_bs_w_1(void *, bus_space_handle_t, bus_size_t, uint8_t); | |||||
void generic_bs_w_2(void *, bus_space_handle_t, bus_size_t, uint16_t); | |||||
void generic_bs_w_4(void *, bus_space_handle_t, bus_size_t, uint32_t); | |||||
void generic_bs_w_8(void *, bus_space_handle_t, bus_size_t, uint64_t); | |||||
void generic_bs_wm_1(void *, bus_space_handle_t, bus_size_t, const uint8_t *, | |||||
bus_size_t); | |||||
void generic_bs_wm_2(void *, bus_space_handle_t, bus_size_t, const uint16_t *, | |||||
bus_size_t); | |||||
void generic_bs_wm_4(void *, bus_space_handle_t, bus_size_t, const uint32_t *, | |||||
bus_size_t); | |||||
void generic_bs_wm_8(void *, bus_space_handle_t, bus_size_t, const uint64_t *, | |||||
bus_size_t); | |||||
static int | |||||
generic_bs_map(void *t, bus_addr_t bpa, bus_size_t size, int flags, | |||||
bus_space_handle_t *bshp) | |||||
{ | |||||
void *va; | |||||
va = pmap_mapdev(bpa, size); | |||||
if (va == NULL) | |||||
return (ENOMEM); | |||||
*bshp = (bus_space_handle_t)va; | |||||
return (0); | |||||
} | |||||
static void | |||||
generic_bs_unmap(void *t, bus_space_handle_t bsh, bus_size_t size) | |||||
{ | |||||
pmap_unmapdev(bsh, size); | |||||
} | |||||
static void | |||||
generic_bs_barrier(void *t, bus_space_handle_t bsh, bus_size_t offset, | |||||
bus_size_t size, int flags) | |||||
{ | |||||
} | |||||
static int | |||||
generic_bs_subregion(void *t, bus_space_handle_t bsh, bus_size_t offset, | |||||
bus_size_t size, bus_space_handle_t *nbshp) | |||||
{ | |||||
*nbshp = bsh + offset; | |||||
return (0); | |||||
} | |||||
struct bus_space memmap_bus = { | |||||
/* cookie */ | |||||
.bs_cookie = NULL, | |||||
/* mapping/unmapping */ | |||||
.bs_map = generic_bs_map, | |||||
.bs_unmap = generic_bs_unmap, | |||||
.bs_subregion = generic_bs_subregion, | |||||
/* allocation/deallocation */ | |||||
.bs_alloc = NULL, | |||||
.bs_free = NULL, | |||||
/* barrier */ | |||||
.bs_barrier = generic_bs_barrier, | |||||
/* read single */ | |||||
.bs_r_1 = generic_bs_r_1, | |||||
.bs_r_2 = generic_bs_r_2, | |||||
.bs_r_4 = generic_bs_r_4, | |||||
.bs_r_8 = generic_bs_r_8, | |||||
/* read multiple */ | |||||
.bs_rm_1 = generic_bs_rm_1, | |||||
.bs_rm_2 = generic_bs_rm_2, | |||||
.bs_rm_4 = generic_bs_rm_4, | |||||
.bs_rm_8 = generic_bs_rm_8, | |||||
/* write single */ | |||||
.bs_w_1 = generic_bs_w_1, | |||||
.bs_w_2 = generic_bs_w_2, | |||||
.bs_w_4 = generic_bs_w_4, | |||||
.bs_w_8 = generic_bs_w_8, | |||||
/* write multiple */ | |||||
.bs_wm_1 = generic_bs_wm_1, | |||||
.bs_wm_2 = generic_bs_wm_2, | |||||
.bs_wm_4 = generic_bs_wm_4, | |||||
.bs_wm_8 = generic_bs_wm_8, | |||||
/* write region */ | |||||
.bs_wr_1 = NULL, | |||||
.bs_wr_2 = NULL, | |||||
.bs_wr_4 = NULL, | |||||
.bs_wr_8 = NULL, | |||||
/* set multiple */ | |||||
.bs_sm_1 = NULL, | |||||
.bs_sm_2 = NULL, | |||||
.bs_sm_4 = NULL, | |||||
.bs_sm_8 = NULL, | |||||
/* set region */ | |||||
.bs_sr_1 = NULL, | |||||
.bs_sr_2 = NULL, | |||||
.bs_sr_4 = NULL, | |||||
.bs_sr_8 = NULL, | |||||
/* copy */ | |||||
.bs_c_1 = NULL, | |||||
.bs_c_2 = NULL, | |||||
.bs_c_4 = NULL, | |||||
.bs_c_8 = NULL, | |||||
/* read single stream */ | |||||
.bs_r_1_s = NULL, | |||||
.bs_r_2_s = NULL, | |||||
.bs_r_4_s = NULL, | |||||
.bs_r_8_s = NULL, | |||||
/* read multiple stream */ | |||||
.bs_rm_1_s = NULL, | |||||
.bs_rm_2_s = NULL, | |||||
.bs_rm_4_s = NULL, | |||||
.bs_rm_8_s = NULL, | |||||
/* read region stream */ | |||||
.bs_rr_1_s = NULL, | |||||
.bs_rr_2_s = NULL, | |||||
.bs_rr_4_s = NULL, | |||||
.bs_rr_8_s = NULL, | |||||
/* write single stream */ | |||||
.bs_w_1_s = NULL, | |||||
.bs_w_2_s = NULL, | |||||
.bs_w_4_s = NULL, | |||||
.bs_w_8_s = NULL, | |||||
/* write multiple stream */ | |||||
.bs_wm_1_s = NULL, | |||||
.bs_wm_2_s = NULL, | |||||
.bs_wm_4_s = NULL, | |||||
.bs_wm_8_s = NULL, | |||||
/* write region stream */ | |||||
.bs_wr_1_s = NULL, | |||||
.bs_wr_2_s = NULL, | |||||
.bs_wr_4_s = NULL, | |||||
.bs_wr_8_s = NULL, | |||||
}; | |||||
#ifdef FDT | |||||
bus_space_tag_t fdtbus_bs_tag = &memmap_bus; | |||||
#endif |