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fix(ecdsa): remove unused k_mode from the ECDSA HAL/LL API

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For ESP32-H2 case, the hardware k mode is always enforced through
efuse settings (done in startup code).

For ESP32-P4 case, the software k mode is not supported in the peripheral
itself and code was redundant.
This commit is contained in:
Mahavir Jain
2023-11-03 15:51:05 +05:30
parent d3b4acf7a0
commit f434d21f4a
7 changed files with 4 additions and 69 deletions
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23
components/hal/esp32p4/include/hal/ecdsa_ll.h
View File

@@ -23,7 +23,6 @@ typedef enum {
ECDSA_PARAM_R,
ECDSA_PARAM_S,
ECDSA_PARAM_Z,
ECDSA_PARAM_K,
ECDSA_PARAM_QAX,
ECDSA_PARAM_QAY
} ecdsa_ll_param_t;
@@ -199,26 +198,6 @@ static inline void ecdsa_ll_set_curve(ecdsa_curve_t curve)
}
}
/**
* @brief Set the source of `K`
*
* @param mode Mode of K generation
*/
static inline void ecdsa_ll_set_k_mode(ecdsa_k_mode_t mode)
{
switch (mode) {
case ECDSA_K_USE_TRNG:
REG_CLR_BIT(ECDSA_CONF_REG, ECDSA_SOFTWARE_SET_K);
break;
case ECDSA_K_USER_PROVIDED:
REG_SET_BIT(ECDSA_CONF_REG, ECDSA_SOFTWARE_SET_K);
break;
default:
HAL_ASSERT(false && "Unsupported curve");
break;
}
}
/**
* @brief Set the source of `Z` (SHA message)
*
@@ -344,7 +323,6 @@ static inline void ecdsa_ll_write_param(ecdsa_ll_param_t param, const uint8_t *b
case ECDSA_PARAM_Z:
reg = ECDSA_Z_MEM;
break;
case ECDSA_PARAM_K:
case ECDSA_PARAM_QAX:
reg = ECDSA_QAX_MEM;
break;
@@ -382,7 +360,6 @@ static inline void ecdsa_ll_read_param(ecdsa_ll_param_t param, uint8_t *buf, uin
case ECDSA_PARAM_Z:
reg = ECDSA_Z_MEM;
break;
case ECDSA_PARAM_K:
case ECDSA_PARAM_QAX:
reg = ECDSA_QAX_MEM;
break;