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/*
* Copyright (C) ST-Ericsson SA 2010
*
* Author: Mikael Larsson <mikael.xt.larsson@stericsson.com> for ST-Ericsson.
*
* License terms: GNU General Public License (GPL), version 2.
*/
#include <common.h>
#include <asm/arch/sec_bridge.h>
typedef u32 (*boot_rom_bridge_func_t)(const u32 , const u32, const va_list);
static boot_rom_bridge_func_t hw_sec_rom_pub_bridge;
struct sec_rom_cut_desc {
u32 cutid_addr;
u32 cutid;
u32 bridge_func;
};
static const struct sec_rom_cut_desc cuttable[] = {
{ 0x9001DBF4, 0x008500B0, 0x90017300 },
{ 0x9001FFF4, 0x008500A1, 0x90018300 },
{ 0x9001FFF4, 0x005500A0, 0x90018300 },
{ 0x9001FFF4, 0x008500A0, 0x90018300 },
};
int sec_bridge_init_bridge(void)
{
u8 cutnb = 0;
hw_sec_rom_pub_bridge = NULL;
while ((cutnb < ARRAY_SIZE(cuttable)) &&
(cuttable[cutnb].cutid != *(u32 *)(cuttable[cutnb].cutid_addr)))
cutnb++;
if (cutnb < ARRAY_SIZE(cuttable)) {
hw_sec_rom_pub_bridge =
(boot_rom_bridge_func_t)cuttable[cutnb].bridge_func;
return 0;
}
printf("sec_bridge_init_bridge: cutid not found\n");
return 1;
}
u32 sec_bridge_call_secure_service(const u32 serviceid,
const u32 secureconfig,
...)
{
va_list ap;
u32 returnvalue;
va_start(ap, secureconfig);
returnvalue = hw_sec_rom_pub_bridge(serviceid,
secureconfig,
ap);
va_end(ap);
return returnvalue;
}
int sec_bridge_flush_issw(void)
{
u32 ret;
if (hw_sec_rom_pub_bridge != NULL) {
ret = sec_bridge_call_secure_service(ISSWAPI_FLUSH_BOOT_CODE,
SEC_ROM_FORCE_CLEAN_MASK,
0,
0);
if (ret != SEC_ROM_RET_OK) {
printf("sec_bridge_flush_issw: ISSWAPI_FLUSH_BOOT_CODE: %d\n",
ret);
return 1;
}
}
return 0;
}
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