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fuse/hwinit: move automatic SBK set into fuse

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CTCaer
2021-08-28 16:46:15 +03:00
parent 73df5e6743
commit 7c72c9777a
3 changed files with 33 additions and 21 deletions
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26
bdk/soc/fuse.c
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@@ -19,6 +19,8 @@
#include <string.h>
#include <sec/se.h>
#include <sec/se_t210.h>
#include <soc/fuse.h>
#include <soc/hw_init.h>
#include <soc/t210.h>
@@ -124,6 +126,30 @@ u32 fuse_read_hw_type()
return FUSE_NX_HW_TYPE_ICOSA;
}
int fuse_set_sbk()
{
if (FUSE(FUSE_PRIVATE_KEY0) != 0xFFFFFFFF)
{
// Read SBK from fuses.
u32 sbk[4] = {
FUSE(FUSE_PRIVATE_KEY0),
FUSE(FUSE_PRIVATE_KEY1),
FUSE(FUSE_PRIVATE_KEY2),
FUSE(FUSE_PRIVATE_KEY3)
};
// Set SBK to slot 14.
se_aes_key_set(14, sbk, SE_KEY_128_SIZE);
// Lock SBK from being read.
se_key_acc_ctrl(14, SE_KEY_TBL_DIS_KEYREAD_FLAG);
return 1;
}
return 0;
}
void fuse_wait_idle()
{
u32 ctrl;