/*- * 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 __FBSDID("$FreeBSD$"); #include #include #include 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_rr_1(void *, bus_space_handle_t, bus_size_t, uint8_t *, bus_size_t); void generic_bs_rr_2(void *, bus_space_handle_t, bus_size_t, uint16_t *, bus_size_t); void generic_bs_rr_4(void *, bus_space_handle_t, bus_size_t, uint32_t *, bus_size_t); void generic_bs_rr_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); void generic_bs_wr_1(void *, bus_space_handle_t, bus_size_t, const uint8_t *, bus_size_t); void generic_bs_wr_2(void *, bus_space_handle_t, bus_size_t, const uint16_t *, bus_size_t); void generic_bs_wr_4(void *, bus_space_handle_t, bus_size_t, const uint32_t *, bus_size_t); void generic_bs_wr_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, /* read region */ .bs_rr_1 = generic_bs_rr_1, .bs_rr_2 = generic_bs_rr_2, .bs_rr_4 = generic_bs_rr_4, .bs_rr_8 = generic_bs_rr_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 = generic_bs_wr_1, .bs_wr_2 = generic_bs_wr_2, .bs_wr_4 = generic_bs_wr_4, .bs_wr_8 = generic_bs_wr_8, /* 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 = generic_bs_rm_1, .bs_rm_2_s = generic_bs_rm_2, .bs_rm_4_s = generic_bs_rm_4, .bs_rm_8_s = generic_bs_rm_8, /* 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 = generic_bs_wm_1, .bs_wm_2_s = generic_bs_wm_2, .bs_wm_4_s = generic_bs_wm_4, .bs_wm_8_s = generic_bs_wm_8, /* 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