2016-07-09 11:20:42 +00:00
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#-
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# Copyright (c) 2016 Alexander Motin <mav@FreeBSD.org>
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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# SUCH DAMAGE.
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#
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# $FreeBSD$
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#
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#include <sys/bus.h>
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#include <machine/bus.h>
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INTERFACE ntb;
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HEADER {
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enum ntb_speed {
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NTB_SPEED_AUTO = -1,
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NTB_SPEED_NONE = 0,
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NTB_SPEED_GEN1 = 1,
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NTB_SPEED_GEN2 = 2,
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NTB_SPEED_GEN3 = 3,
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2017-04-23 14:25:51 +00:00
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NTB_SPEED_GEN4 = 4,
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2016-07-09 11:20:42 +00:00
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};
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enum ntb_width {
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NTB_WIDTH_AUTO = -1,
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NTB_WIDTH_NONE = 0,
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NTB_WIDTH_1 = 1,
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NTB_WIDTH_2 = 2,
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NTB_WIDTH_4 = 4,
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NTB_WIDTH_8 = 8,
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NTB_WIDTH_12 = 12,
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NTB_WIDTH_16 = 16,
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NTB_WIDTH_32 = 32,
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};
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typedef void (*ntb_db_callback)(void *data, uint32_t vector);
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typedef void (*ntb_event_callback)(void *data);
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struct ntb_ctx_ops {
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ntb_event_callback link_event;
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ntb_db_callback db_event;
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};
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};
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METHOD bool link_is_up {
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device_t ntb;
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enum ntb_speed *speed;
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enum ntb_width *width;
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};
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METHOD int link_enable {
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device_t ntb;
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enum ntb_speed speed;
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enum ntb_width width;
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};
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METHOD int link_disable {
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device_t ntb;
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};
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METHOD bool link_enabled {
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device_t ntb;
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};
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METHOD int set_ctx {
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device_t ntb;
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void *ctx;
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const struct ntb_ctx_ops *ctx_ops;
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};
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METHOD void * get_ctx {
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device_t ntb;
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const struct ntb_ctx_ops **ctx_ops;
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};
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METHOD void clear_ctx {
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device_t ntb;
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};
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METHOD uint8_t mw_count {
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device_t ntb;
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};
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METHOD int mw_get_range {
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device_t ntb;
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unsigned mw_idx;
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vm_paddr_t *base;
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caddr_t *vbase;
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size_t *size;
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size_t *align;
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size_t *align_size;
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bus_addr_t *plimit;
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};
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METHOD int mw_set_trans {
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device_t ntb;
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unsigned mw_idx;
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bus_addr_t addr;
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size_t size;
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};
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METHOD int mw_clear_trans {
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device_t ntb;
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unsigned mw_idx;
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};
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METHOD int mw_get_wc {
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device_t ntb;
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unsigned mw_idx;
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vm_memattr_t *mode;
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};
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METHOD int mw_set_wc {
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device_t ntb;
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unsigned mw_idx;
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vm_memattr_t mode;
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};
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METHOD uint8_t spad_count {
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device_t ntb;
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};
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METHOD void spad_clear {
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device_t ntb;
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};
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METHOD int spad_write {
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device_t ntb;
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unsigned int idx;
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uint32_t val;
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};
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METHOD int spad_read {
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device_t ntb;
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unsigned int idx;
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uint32_t *val;
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};
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METHOD int peer_spad_write {
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device_t ntb;
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unsigned int idx;
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uint32_t val;
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};
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METHOD int peer_spad_read {
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device_t ntb;
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unsigned int idx;
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uint32_t *val;
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};
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METHOD uint64_t db_valid_mask {
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device_t ntb;
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};
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METHOD int db_vector_count {
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device_t ntb;
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};
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METHOD uint64_t db_vector_mask {
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device_t ntb;
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uint32_t vector;
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};
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METHOD int peer_db_addr {
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device_t ntb;
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bus_addr_t *db_addr;
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vm_size_t *db_size;
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};
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METHOD void db_clear {
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device_t ntb;
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uint64_t bits;
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};
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METHOD void db_clear_mask {
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device_t ntb;
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uint64_t bits;
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};
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METHOD uint64_t db_read {
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device_t ntb;
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};
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METHOD void db_set_mask {
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device_t ntb;
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uint64_t bits;
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};
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METHOD void peer_db_set {
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device_t ntb;
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uint64_t bits;
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};
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