mirror of
https://github.com/RGBCube/serenity
synced 2025-10-31 08:42:43 +00:00
69 lines
2.8 KiB
C++
69 lines
2.8 KiB
C++
/*
|
|
* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
|
|
* 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 COPYRIGHT HOLDERS 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 COPYRIGHT HOLDER 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.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <Kernel/IO.h>
|
|
#include <Kernel/PCI/Device.h>
|
|
|
|
namespace Kernel {
|
|
|
|
class UHCIController final : public PCI::Device {
|
|
public:
|
|
static void detect();
|
|
virtual ~UHCIController() override;
|
|
|
|
void reset();
|
|
void stop();
|
|
void start();
|
|
|
|
private:
|
|
UHCIController(PCI::Address, PCI::ID);
|
|
|
|
u16 read_usbcmd() { return m_io_base.offset(0).in<u16>(); }
|
|
u16 read_usbsts() { return m_io_base.offset(0x2).in<u16>(); }
|
|
u16 read_usbintr() { return m_io_base.offset(0x4).in<u16>(); }
|
|
u16 read_frnum() { return m_io_base.offset(0x6).in<u16>(); }
|
|
u32 read_flbaseadd() { return m_io_base.offset(0x8).in<u32>(); }
|
|
u8 read_sofmod() { return m_io_base.offset(0xc).in<u8>(); }
|
|
u16 read_portsc1() { return m_io_base.offset(0x10).in<u16>(); }
|
|
u16 read_portsc2() { return m_io_base.offset(0x12).in<u16>(); }
|
|
|
|
void write_usbcmd(u16 value) { m_io_base.offset(0).out(value); }
|
|
void write_usbsts(u16 value) { m_io_base.offset(0x2).out(value); }
|
|
void write_usbintr(u16 value) { m_io_base.offset(0x4).out(value); }
|
|
void write_frnum(u16 value) { m_io_base.offset(0x6).out(value); }
|
|
void write_flbaseadd(u32 value) { m_io_base.offset(0x8).out(value); }
|
|
void write_sofmod(u8 value) { m_io_base.offset(0xc).out(value); }
|
|
void write_portsc1(u16 value) { m_io_base.offset(0x10).out(value); }
|
|
void write_portsc2(u16 value) { m_io_base.offset(0x12).out(value); }
|
|
|
|
virtual void handle_irq(const RegisterState&) override;
|
|
|
|
IOAddress m_io_base;
|
|
};
|
|
|
|
}
|