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/* Copyright (c) 2009-2012, 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 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 BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 <smem.h>
#include <stdint.h>
#include "board.h"
#include "baseband.h"
#define SIZE_1M (1024 * 1024)
#define SIZE_2M (2 * SIZE_1M)
#define SIZE_256M (256 * SIZE_1M)
#define SIZE_512M (512 * SIZE_1M)
#define SIZE_768M (768 * SIZE_1M)
#define ATAG_MEM 0x54410002
#define PHYS_MEM_START_ADDR 0x80000000
typedef struct {
uint32_t size;
uint32_t start_addr;
}atag_mem_info;
atag_mem_info apq8064_standalone_first_256M[] = {
{ .size = (140 * SIZE_1M),
.start_addr = PHYS_MEM_START_ADDR + SIZE_2M
},
{ .size = (58 * SIZE_1M),
.start_addr = PHYS_MEM_START_ADDR + (0xA0 * SIZE_1M)
},
{ .size = (4 * SIZE_1M),
.start_addr = PHYS_MEM_START_ADDR + (0xEC * SIZE_1M)
},
{ .size = (7 * SIZE_1M),
.start_addr = PHYS_MEM_START_ADDR + (0xF7 * SIZE_1M)
}
};
atag_mem_info apq8064_fusion_first_256M[] = {
{ .size = (140 * SIZE_1M),
.start_addr = PHYS_MEM_START_ADDR + SIZE_2M
},
{ .size = (74 * SIZE_1M),
.start_addr = PHYS_MEM_START_ADDR + (0x90 * SIZE_1M)
},
{ .size = (7 * SIZE_1M),
.start_addr = PHYS_MEM_START_ADDR + (0xF7 * SIZE_1M)
},
{ .size = (4 * SIZE_1M),
.start_addr = PHYS_MEM_START_ADDR + (0xEC * SIZE_1M)
},
{ .size = SIZE_1M,
.start_addr = PHYS_MEM_START_ADDR + (0xFF * SIZE_1M)
}
};
atag_mem_info mpq8064_first_256M[] = {
{ .size = (140 * SIZE_1M),
.start_addr = PHYS_MEM_START_ADDR + SIZE_2M
},
{ .size = (74 * SIZE_1M),
.start_addr = PHYS_MEM_START_ADDR + (0x90 * SIZE_1M)
},
{ .size = (20 * SIZE_1M),
.start_addr = PHYS_MEM_START_ADDR + (0xEC * SIZE_1M)
}
};
atag_mem_info msm8960_default_first_256M[] = {
{ .size = (140 * SIZE_1M),
.start_addr = PHYS_MEM_START_ADDR + SIZE_2M
}
};
atag_mem_info msm8930_default_first_256M[] = {
{ .size = (140 * SIZE_1M),
.start_addr = PHYS_MEM_START_ADDR + SIZE_2M
},
{ .size = (4 * SIZE_1M),
.start_addr = PHYS_MEM_START_ADDR + (0xEC * SIZE_1M)
},
{ .size = (3 * SIZE_1M),
.start_addr = PHYS_MEM_START_ADDR + (0xF8 * SIZE_1M)
},
{ .size = (1 * SIZE_1M),
.start_addr = PHYS_MEM_START_ADDR + (0xFE * SIZE_1M)
}
};
unsigned *target_mem_atag_create(unsigned *ptr, uint32_t size, uint32_t addr)
{
*ptr++ = 4;
*ptr++ = ATAG_MEM;
*ptr++ = size;
*ptr++ = addr;
return ptr;
}
unsigned *target_atag(unsigned *ptr, atag_mem_info usable_mem_map[], unsigned num_regions)
{
unsigned i;
dprintf(SPEW, "Number of regions for HLOS in 1st 256MB = %u\n", num_regions);
for (i=0; i < num_regions; i++)
{
ptr = target_mem_atag_create(ptr,
usable_mem_map[i].size,
usable_mem_map[i].start_addr);
}
return ptr;
}
unsigned *target_first_256M_atag(unsigned *ptr)
{
unsigned int platform_id = board_platform_id();
unsigned int baseband = board_baseband();
switch (platform_id) {
case APQ8064:
case APQ8064AB:
if(baseband == BASEBAND_MDM)
{
/* Use 8064 Fusion 3 memory map */
ptr = target_atag(ptr,
apq8064_fusion_first_256M,
ARRAY_SIZE(apq8064_fusion_first_256M));
} else {
/* Use 8064 standalone memory map */
ptr = target_atag(ptr,
apq8064_standalone_first_256M,
ARRAY_SIZE(apq8064_standalone_first_256M));
}
break;
case MPQ8064:
ptr = target_atag(ptr, mpq8064_first_256M, ARRAY_SIZE(mpq8064_first_256M));
break;
case MSM8230:
case MSM8930:
case MSM8630:
case MSM8230AA:
case MSM8630AA:
case MSM8930AA:
case MSM8930AB:
case MSM8630AB:
case MSM8230AB:
case APQ8030AB:
case APQ8030:
case APQ8030AA:
ptr = target_atag(ptr, msm8930_default_first_256M,
ARRAY_SIZE(msm8930_default_first_256M));
break;
case MSM8960: /* fall through */
case MSM8960AB:
case APQ8060AB:
case MSM8260AB:
case MSM8660AB:
default:
ptr = target_atag(ptr,
msm8960_default_first_256M,
ARRAY_SIZE(msm8960_default_first_256M));
break;
}
return ptr;
}
unsigned *target_atag_mem(unsigned *ptr)
{
struct smem_ram_ptable ram_ptable;
uint8_t i = 0;
if (smem_ram_ptable_init(&ram_ptable))
{
for (i = 0; i < ram_ptable.len; i++)
{
if (ram_ptable.parts[i].category == SDRAM &&
(ram_ptable.parts[i].type == SYS_MEMORY) &&
(ram_ptable.parts[i].start == PHYS_MEM_START_ADDR))
{
ASSERT(ram_ptable.parts[i].size >= SIZE_256M);
ptr = target_first_256M_atag(ptr);
if (ram_ptable.parts[i].size > SIZE_256M)
{
ptr = target_mem_atag_create(ptr,
(ram_ptable.parts[i].size - SIZE_256M),
(ram_ptable.parts[i].start + SIZE_256M));
}
}
/* Pass along all other usable memory regions to Linux */
if (ram_ptable.parts[i].category == SDRAM &&
(ram_ptable.parts[i].type == SYS_MEMORY) &&
(ram_ptable.parts[i].start != PHYS_MEM_START_ADDR))
{
ptr = target_mem_atag_create(ptr,
ram_ptable.parts[i].size,
ram_ptable.parts[i].start);
}
}
} else {
dprintf(CRITICAL, "ERROR: Unable to read RAM partition\n");
ASSERT(0);
}
return ptr;
}
void *target_get_scratch_address(void)
{
return ((void *) SCRATCH_ADDR);
}
unsigned target_get_max_flash_size(void)
{
return (SIZE_768M);
}
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