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ChibiOS
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git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@11167 35acf78f-673a-0410-8e92-d51de3d6d3f4

This commit is contained in:
edolomb 2017-12-22 17:38:41 +00:00
parent 58883bb41b
commit 9f73c0dbf6
2 changed files with 29 additions and 0 deletions
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25
os/hal/ports/SAMA/SAMA5D2x/sama_matrix.c
View File

@ -77,6 +77,31 @@
/*===========================================================================*/ /*===========================================================================*/
/* Driver exported functions. */ /* Driver exported functions. */
/*===========================================================================*/ /*===========================================================================*/
/**
* @brief Configures peripheral security
*
* @param[in] mtxp pointer to a MATRIX register block.
* @param[in] id PERIPHERAL_ID.
* @param[in] mode SECURE_PER or NOT_SECURE_PER.
*
* @retval true Peripheral is not secured.
* @retval false Peripheral is secured.
*
*/
bool mtxConfigPeriphSecurity(Matrix *mtxp, uint8_t id, bool mode) {
mtxDisableWP(mtxp);
if (mode) {
mtxp->MATRIX_SPSELR[id / 32] |= (MATRIX_SPSELR_NSECP0 << id);
}
else {
mtxp->MATRIX_SPSELR[id / 32] &= ~(MATRIX_SPSELR_NSECP0 << id);
}
mtxEnableWP(mtxp);
return (MATRIX0->MATRIX_SPSELR[id / 32] & (MATRIX_SPSELR_NSECP0 << id)) &
(MATRIX1->MATRIX_SPSELR[id / 32] & (MATRIX_SPSELR_NSECP0 << id));
}
/** /**
* @brief Associates slave with a kind of master * @brief Associates slave with a kind of master

4
os/hal/ports/SAMA/SAMA5D2x/sama_matrix.h
View File

@ -37,6 +37,9 @@
#define NOT_SECURE_READ 0x1u #define NOT_SECURE_READ 0x1u
#define NOT_SECURE_WRITE 0x1u #define NOT_SECURE_WRITE 0x1u
#define SECURE_PER FALSE
#define NOT_SECURE_PER TRUE
#define NO_DEFAULT_MASTER 0x0u #define NO_DEFAULT_MASTER 0x0u
#define LAST_DEFAULT_MASTER 0x1u #define LAST_DEFAULT_MASTER 0x1u
#define FIXED_DEFAULT_MASTER 0x2u #define FIXED_DEFAULT_MASTER 0x2u
@ -90,6 +93,7 @@
#ifdef __cplusplus #ifdef __cplusplus
extern "C" { extern "C" {
#endif #endif
bool mtxConfigPeriphSecurity(Matrix *mtxp, uint8_t id, bool mode);
void mtxConfigDefaultMaster(Matrix *mtxp, uint8_t slaveID, void mtxConfigDefaultMaster(Matrix *mtxp, uint8_t slaveID,
uint8_t type, uint8_t masterID); uint8_t type, uint8_t masterID);
void mtxConfigSlaveSec(Matrix *mtxp, uint8_t slaveID, void mtxConfigSlaveSec(Matrix *mtxp, uint8_t slaveID,