Broadcom Power Management. More...

#include <BroadcomPower.h>

Public Types
enum	Device { SD = (1 << 0), UART0 = (1 << 1), UART1 = (1 << 2), USB = (1 << 3) }
	Powered devices. More...

enum	Result { Success, IOError }
	Result codes. More...

Public Member Functions
	BroadcomPower ()
	Constructor. More...

Result	initialize ()
	Initialize the power manager. More...

Result	enable (Device device)
	Set power on. More...

Private Attributes
BroadcomMailbox	m_mailbox
	Mailbox for communicating with the GPU. More...

u32	m_mask
	Current bitmask of enabled devices. More...

Detailed Description

Broadcom Power Management.

Definition at line 39 of file BroadcomPower.h.

Member Enumeration Documentation

◆ Device

enum BroadcomPower::Device

Powered devices.

Enumerator
SD
UART0
UART1
USB

Definition at line 46 of file BroadcomPower.h.

◆ Result

enum BroadcomPower::Result

Result codes.

Enumerator
Success
IOError

Definition at line 57 of file BroadcomPower.h.

Constructor & Destructor Documentation

◆ BroadcomPower()

BroadcomPower::BroadcomPower ( )

Constructor.

Definition at line 21 of file BroadcomPower.cpp.

Member Function Documentation

◆ enable()

BroadcomPower::Result BroadcomPower::enable ( Device device )

Set power on.

Parameters

device Device to power on.

Returns: Result code.

Definition at line 39 of file BroadcomPower.cpp.

References m_mailbox, m_mask, BroadcomMailbox::PowerManagement, BroadcomMailbox::read(), Success, and BroadcomMailbox::write().

◆ initialize()

BroadcomPower::Result BroadcomPower::initialize ( )

Initialize the power manager.

Returns: Result code.

Definition at line 26 of file BroadcomPower.cpp.

References ERROR, BroadcomMailbox::initialize(), IOError, m_mailbox, m_mask, BroadcomMailbox::PowerManagement, Success, BroadcomMailbox::Success, and BroadcomMailbox::write().

Field Documentation

◆ m_mailbox

BroadcomMailbox BroadcomPower::m_mailbox

private

Mailbox for communicating with the GPU.

Definition at line 89 of file BroadcomPower.h.

Referenced by enable(), and initialize().

◆ m_mask

u32 BroadcomPower::m_mask