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Implement the rest of smcCpuSuspend with skeleton SE API calls.

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This commit is contained in:
Michael Scire
2018-02-27 17:07:30 -08:00
parent a90a431d61
commit 924d469344
7 changed files with 92 additions and 5 deletions
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10
exosphere/src/se.h
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@@ -1,6 +1,7 @@
#ifndef EXOSPHERE_SE_H
#define EXOSPHERE_SE_H
#include <stdbool.h>
#include <stdint.h>
#include <stddef.h>
@@ -8,6 +9,8 @@
/* Exosphere driver for the Tegra X1 security engine. */
#define KEYSLOT_SWITCH_LP0TZRAMKEY 0x2
#define KEYSLOT_SWITCH_SRKKEY 0x8
#define KEYSLOT_SWITCH_PACKAGE2KEY 0x8
#define KEYSLOT_SWITCH_TEMPKEY 0x9
#define KEYSLOT_SWITCH_SESSIONKEY 0xA
@@ -146,6 +149,7 @@ static inline volatile security_engine_t *get_security_engine(void) {
/* This function MUST be registered to fire on the appropriate interrupt. */
void se_operation_completed(void);
void se_check_error_status_reg(void);
void se_check_for_error(void);
void se_trigger_interrupt(void);
void se_clear_interrupts(void); /* TODO */
@@ -176,6 +180,7 @@ void se_aes_128_ecb_encrypt_block(unsigned int keyslot, void *dst, size_t dst_si
void se_aes_256_ecb_encrypt_block(unsigned int keyslot, void *dst, size_t dst_size, const void *src, size_t src_size);
void se_aes_ctr_crypt(unsigned int keyslot, void *dst, size_t dst_size, const void *src, size_t src_size, const void *ctr, size_t ctr_size);
void se_aes_ecb_decrypt_block(unsigned int keyslot, void *dst, size_t dst_size, const void *src, size_t src_size);
void se_aes_256_cbc_encrypt(unsigned int keyslot, void *dst, size_t dst_size, const void *src, size_t src_size, const void *iv);
/* Hash API */
void se_calculate_sha256(void *dst, const void *src, size_t src_size);
@@ -189,6 +194,9 @@ void se_synchronous_exp_mod(unsigned int keyslot, void *dst, size_t dst_size, co
void se_initialize_rng(unsigned int keyslot);
void se_generate_random(unsigned int keyslot, void *dst, size_t size);
/* TODO: SE context save API. */
/* SE context save API. */
void se_set_in_context_save_mode(bool is_context_save_mode);
void se_generate_random_key(unsigned int dst_keyslot, unsigned int rng_keyslot);
void se_save_context(unsigned int srk_keyslot, unsigned int rng_keyslot, void *dst);
#endif /* EXOSPHERE_SE_H */