diff options
| author | Rob Austein <sra@hactrn.net> | 2017-03-02 17:23:02 -0500 |
|---|---|---|
| committer | Rob Austein <sra@hactrn.net> | 2017-03-02 17:23:02 -0500 |
| commit | 9afc5d0b081983779439aa6f91781efb3e56d01d (patch) | |
| tree | db5981bc28b89501462026aca3269fb2f561171e /verilog_constants.h | |
| parent | 99407a540c7f1fbbc0987837173d1b81aee790bc (diff) | |
Refactor to add P384 support. Untested.
Diffstat (limited to 'verilog_constants.h')
| -rw-r--r-- | verilog_constants.h | 26 |
1 files changed, 19 insertions, 7 deletions
diff --git a/verilog_constants.h b/verilog_constants.h index 900785c..c9bb566 100644 --- a/verilog_constants.h +++ b/verilog_constants.h @@ -241,7 +241,7 @@ #define MODEXPA7_ADDR_RESULT (MODEXPA7_ADDR_OPERANDS + 3 * MODEXPA7_OPERAND_WORDS) /* - * ECDSA P-256 point mulitipler core. ECDSA256_OPERAND_BITS is size + * ECDSA P-256 point multiplier core. ECDSA256_OPERAND_BITS is size * in bits of the (only) supported operand size (256 bits, imagine that). * * (Not sure which category EC Point Mulitiplier will end up in, but @@ -249,12 +249,24 @@ */ #define ECDSA256_OPERAND_BITS (256) -#define ECDSA256_OPERAND_WORDS (ECDSA256_OPERAND_BITS / 32) -#define ECDSA256_ADDR_REGISTERS (0 * ECDSA256_OPERAND_WORDS) -#define ECDSA256_ADDR_OPERANDS (4 * ECDSA256_OPERAND_WORDS) -#define ECDSA256_ADDR_K (ECDSA256_ADDR_OPERANDS + 0 * ECDSA256_OPERAND_WORDS) -#define ECDSA256_ADDR_X (ECDSA256_ADDR_OPERANDS + 1 * ECDSA256_OPERAND_WORDS) -#define ECDSA256_ADDR_Y (ECDSA256_ADDR_OPERANDS + 2 * ECDSA256_OPERAND_WORDS) +#define ECDSA256_ADDR_REGISTERS (0x00) +#define ECDSA256_ADDR_K (0x20) +#define ECDSA256_ADDR_X (0x28) +#define ECDSA256_ADDR_Y (0x30) + +/* + * ECDSA P-384 point multiplier core. ECDSA384_OPERAND_BITS is size + * in bits of the (only) supported operand size (384 bits, imagine that). + * + * (Not sure which category EC Point Mulitiplier will end up in, but + * let's pretend it's "math".) + */ + +#define ECDSA384_OPERAND_BITS (384) +#define ECDSA384_ADDR_REGISTERS (0x00) +#define ECDSA384_ADDR_K (0x40) +#define ECDSA384_ADDR_X (0x50) +#define ECDSA384_ADDR_Y (0x60) /* * Utility cores. |