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Merge pull request #19 from SciresM/patch-1

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Prefer OTP from memory to OTP from file
This commit is contained in:
Aurora 2016-08-25 22:25:41 +02:00 committed by GitHub
commit 9e579395af
1 changed files with 13 additions and 7 deletions
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16
source/installer.c
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@ -68,14 +68,20 @@ static inline void installer(u32 a9lhBoot)
//If making a first install, we need the OTP
if(!a9lhBoot)
{
//Read OTP
// Prefer OTP from memory if available
const u8 zeroes[256] = {0};
path = "a9lh/otp.bin";
if(fileRead((void *)OTP_OFFSET, path) != 256)
if(memcmp((void *)OTP_FROM_MEM, zeroes, 256) == 0)
{
const u8 zeroes[256] = {0};
if(memcmp((void *)OTP_FROM_MEM, zeroes, 256) == 0)
// Read OTP from file
if(fileRead((void *)OTP_OFFSET, path) != 256)
{
shutdown(1, "Error: otp.bin doesn't exist and can't be dumped");
}
}
else
{
// Write OTP from memory to file
fileWrite((void *)OTP_FROM_MEM, path, 256);
memcpy((void *)OTP_OFFSET, (void *)OTP_FROM_MEM, 256);
}