86 lines
2.7 KiB
C
86 lines
2.7 KiB
C
/* Copyright (c) 2014, The Linux Foundation. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are
|
|
* met:
|
|
* * Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* * 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.
|
|
* * Neither the name of The Linux Foundation nor the names of its
|
|
* contributors may be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
|
|
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER 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.
|
|
*/
|
|
|
|
#include <reg.h>
|
|
#include <debug.h>
|
|
#include <malloc.h>
|
|
#include <smem.h>
|
|
#include <stdint.h>
|
|
#include <libfdt.h>
|
|
#include <platform/iomap.h>
|
|
#include <dev_tree.h>
|
|
|
|
uint32_t target_dev_tree_mem(void *fdt, uint32_t memory_node_offset)
|
|
{
|
|
ram_partition ptn_entry;
|
|
unsigned int index;
|
|
int ret = 0;
|
|
uint32_t len = 0;
|
|
|
|
/* Make sure RAM partition table is initialized */
|
|
ASSERT(smem_ram_ptable_init_v1());
|
|
|
|
len = smem_get_ram_ptable_len();
|
|
|
|
/* Calculating the size of the mem_info_ptr */
|
|
for (index = 0 ; index < len; index++)
|
|
{
|
|
smem_get_ram_ptable_entry(&ptn_entry, index);
|
|
|
|
if((ptn_entry.category == SDRAM) &&
|
|
(ptn_entry.type == SYS_MEMORY))
|
|
{
|
|
|
|
/* Pass along all other usable memory regions to Linux */
|
|
ret = dev_tree_add_mem_info(fdt,
|
|
memory_node_offset,
|
|
ptn_entry.start,
|
|
ptn_entry.size);
|
|
|
|
if (ret)
|
|
{
|
|
dprintf(CRITICAL, "Failed to add secondary banks memory addresses\n");
|
|
goto target_dev_tree_mem_err;
|
|
}
|
|
}
|
|
}
|
|
target_dev_tree_mem_err:
|
|
|
|
return ret;
|
|
}
|
|
|
|
void *target_get_scratch_address(void)
|
|
{
|
|
return ((void *)SCRATCH_ADDR);
|
|
}
|
|
|
|
unsigned target_get_max_flash_size(void)
|
|
{
|
|
return (256 * 1024 * 1024);
|
|
}
|