b9450e431d
Differential Revision: https://reviews.freebsd.org/D1025 Submitted by: Daisuke Aoyama aoyama@peach.ne.jp Reviewed by: ian (earlier version), rpaulo MFC after: 1 month Relnotes: yes
274 lines
6.2 KiB
C
274 lines
6.2 KiB
C
/*-
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* Copyright (C) 2013-2014 Daisuke Aoyama <aoyama@peach.ne.jp>
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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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#ifndef _BCM2835_MBOX_PROP_H_
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#define _BCM2835_MBOX_PROP_H_
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#include <sys/cdefs.h>
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#include <sys/types.h>
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/*
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* Mailbox property interface:
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* https://github.com/raspberrypi/firmware/wiki/Mailbox-property-interface
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*/
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#define BCM2835_MBOX_CODE_REQ 0
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#define BCM2835_MBOX_CODE_RESP_SUCCESS 0x80000000
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#define BCM2835_MBOX_CODE_RESP_ERROR 0x80000001
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#define BCM2835_MBOX_TAG_VAL_LEN_RESPONSE 0x80000000
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struct bcm2835_mbox_hdr {
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uint32_t buf_size;
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uint32_t code;
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};
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struct bcm2835_mbox_tag_hdr {
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uint32_t tag;
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uint32_t val_buf_size;
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uint32_t val_len;
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};
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#define BCM2835_MBOX_CLOCK_ID_EMMC 0x00000001
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#define BCM2835_MBOX_CLOCK_ID_UART 0x00000002
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#define BCM2835_MBOX_CLOCK_ID_ARM 0x00000003
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#define BCM2835_MBOX_CLOCK_ID_CORE 0x00000004
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#define BCM2835_MBOX_CLOCK_ID_V3D 0x00000005
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#define BCM2835_MBOX_CLOCK_ID_H264 0x00000006
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#define BCM2835_MBOX_CLOCK_ID_ISP 0x00000007
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#define BCM2835_MBOX_CLOCK_ID_SDRAM 0x00000008
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#define BCM2835_MBOX_CLOCK_ID_PIXEL 0x00000009
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#define BCM2835_MBOX_CLOCK_ID_PWM 0x0000000a
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#define BCM2835_MBOX_TAG_GET_CLOCK_RATE 0x00030002
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#define BCM2835_MBOX_TAG_SET_CLOCK_RATE 0x00038002
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#define BCM2835_MBOX_TAG_GET_MAX_CLOCK_RATE 0x00030004
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#define BCM2835_MBOX_TAG_GET_MIN_CLOCK_RATE 0x00030007
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struct msg_get_clock_rate {
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struct bcm2835_mbox_hdr hdr;
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struct bcm2835_mbox_tag_hdr tag_hdr;
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union {
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struct {
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uint32_t clock_id;
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} req;
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struct {
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uint32_t clock_id;
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uint32_t rate_hz;
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} resp;
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} body;
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uint32_t end_tag;
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};
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struct msg_set_clock_rate {
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struct bcm2835_mbox_hdr hdr;
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struct bcm2835_mbox_tag_hdr tag_hdr;
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union {
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struct {
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uint32_t clock_id;
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uint32_t rate_hz;
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} req;
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struct {
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uint32_t clock_id;
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uint32_t rate_hz;
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} resp;
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} body;
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uint32_t end_tag;
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};
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struct msg_get_max_clock_rate {
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struct bcm2835_mbox_hdr hdr;
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struct bcm2835_mbox_tag_hdr tag_hdr;
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union {
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struct {
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uint32_t clock_id;
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} req;
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struct {
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uint32_t clock_id;
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uint32_t rate_hz;
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} resp;
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} body;
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uint32_t end_tag;
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};
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struct msg_get_min_clock_rate {
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struct bcm2835_mbox_hdr hdr;
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struct bcm2835_mbox_tag_hdr tag_hdr;
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union {
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struct {
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uint32_t clock_id;
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} req;
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struct {
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uint32_t clock_id;
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uint32_t rate_hz;
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} resp;
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} body;
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uint32_t end_tag;
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};
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#define BCM2835_MBOX_TURBO_ON 1
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#define BCM2835_MBOX_TURBO_OFF 0
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#define BCM2835_MBOX_TAG_GET_TURBO 0x00030009
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#define BCM2835_MBOX_TAG_SET_TURBO 0x00038009
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struct msg_get_turbo {
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struct bcm2835_mbox_hdr hdr;
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struct bcm2835_mbox_tag_hdr tag_hdr;
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union {
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struct {
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uint32_t id;
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} req;
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struct {
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uint32_t id;
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uint32_t level;
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} resp;
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} body;
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uint32_t end_tag;
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};
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struct msg_set_turbo {
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struct bcm2835_mbox_hdr hdr;
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struct bcm2835_mbox_tag_hdr tag_hdr;
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union {
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struct {
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uint32_t id;
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uint32_t level;
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} req;
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struct {
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uint32_t id;
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uint32_t level;
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} resp;
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} body;
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uint32_t end_tag;
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};
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#define BCM2835_MBOX_VOLTAGE_ID_CORE 0x00000001
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#define BCM2835_MBOX_VOLTAGE_ID_SDRAM_C 0x00000002
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#define BCM2835_MBOX_VOLTAGE_ID_SDRAM_P 0x00000003
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#define BCM2835_MBOX_VOLTAGE_ID_SDRAM_I 0x00000004
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#define BCM2835_MBOX_TAG_GET_VOLTAGE 0x00030003
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#define BCM2835_MBOX_TAG_SET_VOLTAGE 0x00038003
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#define BCM2835_MBOX_TAG_GET_MAX_VOLTAGE 0x00030005
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#define BCM2835_MBOX_TAG_GET_MIN_VOLTAGE 0x00030008
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struct msg_get_voltage {
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struct bcm2835_mbox_hdr hdr;
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struct bcm2835_mbox_tag_hdr tag_hdr;
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union {
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struct {
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uint32_t voltage_id;
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} req;
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struct {
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uint32_t voltage_id;
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uint32_t value;
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} resp;
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} body;
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uint32_t end_tag;
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};
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struct msg_set_voltage {
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struct bcm2835_mbox_hdr hdr;
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struct bcm2835_mbox_tag_hdr tag_hdr;
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union {
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struct {
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uint32_t voltage_id;
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uint32_t value;
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} req;
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struct {
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uint32_t voltage_id;
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uint32_t value;
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} resp;
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} body;
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uint32_t end_tag;
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};
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struct msg_get_max_voltage {
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struct bcm2835_mbox_hdr hdr;
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struct bcm2835_mbox_tag_hdr tag_hdr;
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union {
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struct {
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uint32_t voltage_id;
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} req;
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struct {
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uint32_t voltage_id;
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uint32_t value;
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} resp;
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} body;
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uint32_t end_tag;
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};
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struct msg_get_min_voltage {
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struct bcm2835_mbox_hdr hdr;
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struct bcm2835_mbox_tag_hdr tag_hdr;
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union {
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struct {
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uint32_t voltage_id;
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} req;
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struct {
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uint32_t voltage_id;
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uint32_t value;
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} resp;
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} body;
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uint32_t end_tag;
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};
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#define BCM2835_MBOX_TAG_GET_TEMPERATURE 0x00030006
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#define BCM2835_MBOX_TAG_GET_MAX_TEMPERATURE 0x0003000a
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struct msg_get_temperature {
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struct bcm2835_mbox_hdr hdr;
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struct bcm2835_mbox_tag_hdr tag_hdr;
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union {
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struct {
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uint32_t temperature_id;
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} req;
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struct {
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uint32_t temperature_id;
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uint32_t value;
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} resp;
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} body;
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uint32_t end_tag;
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};
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struct msg_get_max_temperature {
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struct bcm2835_mbox_hdr hdr;
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struct bcm2835_mbox_tag_hdr tag_hdr;
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union {
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struct {
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uint32_t temperature_id;
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} req;
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struct {
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uint32_t temperature_id;
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uint32_t value;
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} resp;
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} body;
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uint32_t end_tag;
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};
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#endif /* _BCM2835_MBOX_PROP_H_ */
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