mirror of
https://github.com/fergalmoran/ladybird.git
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42 lines
872 B
C++
42 lines
872 B
C++
/*
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* Copyright (c) 2021, Nico Weber <thakis@chromium.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/Types.h>
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namespace Prekernel {
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// Can exchange mailbox messages with the Raspberry Pi's VideoCore chip.
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// https://github.com/raspberrypi/firmware/wiki/Mailbox-property-interface
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class Mailbox {
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public:
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static bool call(u8 channel, u32 volatile* __attribute__((aligned(16))) data);
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static u32 query_firmware_version();
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enum class ClockID {
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Reserved = 0,
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EMMC = 1,
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UART = 2,
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ARM = 3,
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CORE = 4,
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V3D = 5,
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H264 = 6,
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ISP = 7,
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SDRAM = 8,
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PIXEL = 9,
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PWM = 10,
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HEVC = 11,
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EMMC2 = 12,
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M2MC = 13,
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PIXEL_BVB = 14,
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};
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static u32 set_clock_rate(ClockID, u32 rate_hz, bool skip_setting_turbo = true);
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};
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}
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