sub_53c

int __cdecl init_eeprom_key(int eeprom_offset_id, void *key_seed1)
{
  int _offset_id; // r5
  int _offset_0x80_block_id; // r0
  int addr_0x320_0x80block; // r6
  int addr_0x340_0x80block; // r7
  unsigned int counter0; // r4
  unsigned int v7; // r5
  unsigned int counter1; // r4
  int status_enc_data; // [sp+0h] [bp-50h]
  unsigned __int8 *addr_0x300_0x80block; // [sp+10h] [bp-40h]
  unsigned __int8 *cmac; // [sp+14h] [bp-3Ch]
  unsigned __int8 data_buffer; // [sp+18h] [bp-38h]
  int _secondary_offset; // [sp+28h] [bp-28h]
  void *aes_ctx; // [sp+2Ch] [bp-24h]
  unsigned __int8 *derived_key1_; // [sp+30h] [bp-20h]
  unsigned __int8 *key_0x40; // [sp+34h] [bp-1Ch]
  unsigned __int8 *key_seed_data1_; // [sp+38h] [bp-18h]

  _offset_id = eeprom_offset_id;
  _secondary_offset = 0x10 * eeprom_offset_id + 0x2A0;
  _offset_0x80_block_id = eeprom_offset_id << 7;
  cmac = (unsigned __int8 *)(_offset_0x80_block_id + 0x2E0);
  addr_0x320_0x80block = _offset_0x80_block_id + 0x320;
  addr_0x340_0x80block = _offset_0x80_block_id + 0x340;
  key_seed_data1_ = (unsigned __int8 *)&key_seed_data1;
  addr_0x300_0x80block = (unsigned __int8 *)(_offset_0x80_block_id + 0x300);
  memcpy(&key_seed_data1, key_seed1, 0x10);
  key_0x40 = (unsigned __int8 *)&key_0x40buf;
  aes_ctx = &aes_ctx_30;
  derived_key1_ = (unsigned __int8 *)&derived_key1;
  if ( !get_key_from_secure_vault(0x40, &key_0x40buf, 0x10) )
  {
    aes_ebc_encrypt_init_wrapper(key_0x40, aes_ctx);
    counter0 = 0;
    v7 = _offset_id + 1;
    while ( counter0 < v7 )
    {
      aes_ecb_encrypt_wrapper(key_seed_data1_, aes_ctx);
      ++counter0;
    }
    memcpy(derived_key1_, key_seed_data1_, 0x10);
    counter1 = 0;
    do
    {
      aes_ecb_encrypt_wrapper(derived_key1_, aes_ctx);
      ++counter1;
    }
    while ( counter1 < 4 );
    memcpy(&data_buffer, sc_init_status_unk1, 0x10);
    aes_ebc_encrypt_init_wrapper(key_seed_data1_, aes_ctx);
    aes_ecb_encrypt_wrapper(&data_buffer, aes_ctx);
    if ( !write_eprom2(_secondary_offset, &data_buffer, 0x10) )
    {
      memcpy(&status_enc_data, sc_init_status_unk1, 0x10);
      aes_ebc_encrypt_init_wrapper(derived_key1_, aes_ctx);
      aes_ecb_encrypt_wrapper((unsigned __int8 *)&status_enc_data, aes_ctx);
      if ( !update_eprom_cmac((unsigned __int8 *)&status_enc_data, 0x10, key_seed_data1_, (int)cmac) )
      {
        memcpy(&status_enc_data, sc_init_status_unk2, 0x10);
        aes_ebc_encrypt_init_wrapper(derived_key1_, aes_ctx);
        aes_ecb_encrypt_wrapper((unsigned __int8 *)&status_enc_data, aes_ctx);
        if ( !update_eprom_cmac((unsigned __int8 *)&status_enc_data, 0x10, key_seed_data1_, (int)addr_0x300_0x80block) )
        {
          memcpy(&status_enc_data, sc_init_status_unk3, 0x10);
          aes_ebc_encrypt_init_wrapper(derived_key1_, aes_ctx);
          aes_ecb_encrypt_wrapper((unsigned __int8 *)&status_enc_data, aes_ctx);
          if ( !update_eprom_cmac((unsigned __int8 *)&status_enc_data, 0x10, key_seed_data1_, addr_0x320_0x80block) )
          {
            memcpy(&status_enc_data, sc_init_status_unk4, 0x10);
            aes_ebc_encrypt_init_wrapper(derived_key1_, aes_ctx);
            aes_ecb_encrypt_wrapper((unsigned __int8 *)&status_enc_data, aes_ctx);
            update_eprom_cmac((unsigned __int8 *)&status_enc_data, 0x10, key_seed_data1_, addr_0x340_0x80block);
          }
        }
      }
    }
  }
  memset_func(key_0x40, 0, 0x10);
  memset_func(key_seed_data1_, 0, 0x10);
  memset_func(derived_key1_, 0, 0x10);
  memset_func(aes_ctx, 0, 0xC0);
  memset_func(&data_buffer, 0, 0x10);
  memset_func(&status_enc_data, 0, 0x10);
  JUMPOUT(loc_700);
}