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keys: Finalize Mariko compatibility with save mac

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This commit is contained in:
shchmue 2020-12-09 19:08:24 -07:00
parent 1e87828db4
commit b074d14107
4 changed files with 15 additions and 18 deletions
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8
source/storage/nx_emmc_bis.c
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@ -95,7 +95,7 @@ static int _nx_aes_xts_crypt_sec(u32 tweak_ks, u32 crypt_ks, u32 enc, u8 *tweak,
for (u32 i = 0; i < (tweak_exp << 5); i++)
_gf256_mul_x_le(tweak);
u8 orig_tweak[0x10];
u8 orig_tweak[0x10] __attribute__((aligned(4)));
memcpy(orig_tweak, tweak, 0x10);
// We are assuming a 0x10-aligned sector size in this implementation.
@ -131,7 +131,7 @@ static int nx_emmc_bis_write_block(u32 sector, u32 count, void *buff, bool force
if (!system_part)
return 3; // Not ready.
u8 tweak[0x10];
u8 tweak[0x10] __attribute__((aligned(4)));
u32 cluster = sector / SECTORS_PER_CLUSTER;
u32 aligned_sector = cluster * SECTORS_PER_CLUSTER;
u32 sector_index_in_cluster = sector % SECTORS_PER_CLUSTER;
@ -186,8 +186,8 @@ static int nx_emmc_bis_read_block(u32 sector, u32 count, void *buff)
static u32 prev_cluster = -1;
static u32 prev_sector = 0;
static u8 tweak[0x10];
u8 cache_tweak[0x10];
static u8 tweak[0x10] __attribute__((aligned(4)));
u8 cache_tweak[0x10] __attribute__((aligned(4)));
u32 tweak_exp = 0;
bool regen_tweak = true;

1
source/storage/nx_emmc_bis.h
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@ -225,6 +225,7 @@ typedef struct _nx_emmc_cal0_t
u8 console_6axis_sensor_mount_type;
} __attribute__((packed)) nx_emmc_cal0_t;
#define MAGIC_CAL0 0x304C4143
#define NX_EMMC_CALIBRATION_OFFSET 0x4400
#define NX_EMMC_CALIBRATION_SIZE 0x8000
#define XTS_CLUSTER_SIZE 0x4000