genode/base-hw/src/core/imx31/platform_support.cc

97 lines
2.2 KiB
C++

/*
* \brief Platform implementations specific for base-hw and i.MX31
* \author Norman Feske
* \date 2012-08-30
*/
/*
* Copyright (C) 2012 Genode Labs GmbH
*
* This file is part of the Genode OS framework, which is distributed
* under the terms of the GNU General Public License version 2.
*/
/* Genode includes */
#include <drivers/board.h>
#include <imx31/pic.h>
/* core includes */
#include <platform.h>
using namespace Genode;
Native_region * Platform::_ram_regions(unsigned const i)
{
static Native_region _regions[] =
{
{ Board::CSD0_SDRAM_BASE, Board::CSD0_SDRAM_SIZE }
};
return i < sizeof(_regions)/sizeof(_regions[0]) ? &_regions[i] : 0;
}
Native_region * Platform::_irq_regions(unsigned const i)
{
static Native_region _regions[] =
{
{ 0, Imx31::Pic::MAX_INTERRUPT_ID + 1 }
};
return i < sizeof(_regions)/sizeof(_regions[0]) ? &_regions[i] : 0;
}
Native_region * Platform::_core_only_irq_regions(unsigned const i)
{
static Native_region _regions[] =
{
/* core timer */
{ Board::EPIT_1_IRQ, 1 },
/* core UART */
{ Board::UART_1_IRQ, 1 }
};
return i < sizeof(_regions)/sizeof(_regions[0]) ? &_regions[i] : 0;
}
Native_region * Platform::_mmio_regions(unsigned const i)
{
static Native_region _regions[] =
{
/*
* The address range below 0x30000000 is used for secure ROM, ROM, and
* internal RAM.
*/
{ 0x30000000, 0x50000000 },
/*
* The address range between 0x8000000 and 0x9fffffff is designated for
* SDRAM. The remaining address range is populated with peripherals.
*/
{ 0xa0000000, 0x24000000 }
};
return i < sizeof(_regions)/sizeof(_regions[0]) ? &_regions[i] : 0;
}
Native_region * Platform::_core_only_mmio_regions(unsigned const i)
{
static Native_region _regions[] =
{
/* core UART */
{ Board::UART_1_MMIO_BASE, Board::UART_1_MMIO_SIZE },
/* core timer */
{ Board::EPIT_1_MMIO_BASE, Board::EPIT_1_MMIO_SIZE },
/* interrupt controller */
{ Board::AVIC_MMIO_BASE, Board::AVIC_MMIO_SIZE },
/* bus interface controller */
{ Board::AIPS_1_MMIO_BASE, Board::AIPS_1_MMIO_SIZE },
{ Board::AIPS_2_MMIO_BASE, Board::AIPS_2_MMIO_SIZE },
};
return i < sizeof(_regions)/sizeof(_regions[0]) ? &_regions[i] : 0;
}