| /* |
| * Lockbox/Security Masks |
| */ |
| |
| #ifndef __BFIN_PERIPHERAL_LOCKBOX__ |
| #define __BFIN_PERIPHERAL_LOCKBOX__ |
| |
| #ifndef __ASSEMBLY__ |
| |
| #include "bootrom.h" |
| |
| /* SESR argument structure. Expected to reside at 0xFF900018. */ |
| typedef struct SESR_args { |
| unsigned short usFlags; /* security firmware flags */ |
| unsigned short usIRQMask; /* interrupt mask */ |
| unsigned long ulMessageSize; /* message length in bytes */ |
| unsigned long ulSFEntryPoint; /* entry point of secure function */ |
| unsigned long ulMessagePtr; /* pointer to the buffer containing |
| the digital signature and message */ |
| unsigned long ulReserved1; /* reserved */ |
| unsigned long ulReserved2; /* reserved */ |
| } tSESR_args; |
| |
| /* Secure Entry Service Routine */ |
| void (* const sesr)(void) = (void *)_BOOTROM_SESR; |
| |
| #endif |
| |
| /* SESR flags argument bitfields */ |
| #define SESR_FLAGS_STAY_AT_NMI 0x0000 |
| #define SESR_FLAGS_DROP_BELOW_NMI 0x0001 |
| #define SESR_FLAGS_NO_SF_DMA 0x0000 |
| #define SESR_FLAGS_DMA_SF_TO_RUN_DEST 0x0002 |
| #define SESR_FLAGS_USE_ADI_PUB_KEY 0x0000 |
| #define SESR_FLAGS_USE_CUST_PUB_KEY 0x0100 |
| |
| /* Bit masks for SECURE_SYSSWT */ |
| #define EMUDABL 0x00000001 /* Emulation Disable */ |
| #define RSTDABL 0x00000002 /* Reset Disable */ |
| #define L1IDABL 0x0000001c /* L1 Instruction Memory Disable */ |
| #define L1DADABL 0x000000e0 /* L1 Data Bank A Memory Disable */ |
| #define L1DBDABL 0x00000700 /* L1 Data Bank B Memory Disable */ |
| #define DMA0OVR 0x00000800 /* DMA0 Memory Access Override */ |
| #define DMA1OVR 0x00001000 /* DMA1 Memory Access Override */ |
| #define EMUOVR 0x00004000 /* Emulation Override */ |
| #define OTPSEN 0x00008000 /* OTP Secrets Enable */ |
| #define L2DABL 0x00070000 /* L2 Memory Disable */ |
| |
| /* Bit masks for SECURE_CONTROL */ |
| #define SECURE0 0x0001 /* SECURE 0 */ |
| #define SECURE1 0x0002 /* SECURE 1 */ |
| #define SECURE2 0x0004 /* SECURE 2 */ |
| #define SECURE3 0x0008 /* SECURE 3 */ |
| |
| /* Bit masks for SECURE_STATUS */ |
| #define SECMODE 0x0003 /* Secured Mode Control State */ |
| #define NMI 0x0004 /* Non Maskable Interrupt */ |
| #define AFVALID 0x0008 /* Authentication Firmware Valid */ |
| #define AFEXIT 0x0010 /* Authentication Firmware Exit */ |
| #define SECSTAT 0x00e0 /* Secure Status */ |
| |
| #endif |