* arch/arm/src/goldfish/goldfish_memorymap.c
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
* Included Files
****************************************************************************/
#include "mmu.h"
#include "goldfish_memorymap.h"
* Macro Definitions
****************************************************************************/
#define _NSECTIONS(b) (((b)+0x000fffff) >> 20)
* Private Data
****************************************************************************/
static const struct section_mapping_s g_section_mapping[] =
{
{
VIRT_FLASH_PSECTION, VIRT_FLASH_VSECTION,
MMU_ROMFLAGS, _NSECTIONS(VIRT_FLASH_SECSIZE)
},
{
VIRT_IO_PSECTION, VIRT_IO_VSECTION,
MMU_IOFLAGS, _NSECTIONS(VIRT_IO_SECSIZE)
},
{
VIRT_PCIE_PSECTION, VIRT_PCIE_VSECTION,
MMU_IOFLAGS, _NSECTIONS(VIRT_PCIE_SECSIZE)
},
{
VIRT_DDR_PSECTION, VIRT_DDR_VSECTION,
MMU_MEMFLAGS, _NSECTIONS(VIRT_DDR_SECSIZE)
},
};
static const size_t g_num_mappings =
(sizeof(g_section_mapping) / sizeof(struct section_mapping_s));
* Public Functions
****************************************************************************/
* Name: goldfish_setupmappings
*
* Description:
* Initializes the non-code area page table
*
****************************************************************************/
int goldfish_setupmappings(void)
{
mmu_l1_map_regions(g_section_mapping, g_num_mappings);
return 0;
}