diff options
Diffstat (limited to 'rtl/curve/uop_ecdsa.v')
| -rw-r--r-- | rtl/curve/uop_ecdsa.v | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/rtl/curve/uop_ecdsa.v b/rtl/curve/uop_ecdsa.v new file mode 100644 index 0000000..e64119d --- /dev/null +++ b/rtl/curve/uop_ecdsa.v @@ -0,0 +1,50 @@ +localparam [ 4: 0] OPCODE_CMP = 5'b00001; +localparam [ 4: 0] OPCODE_MOV = 5'b00010; +localparam [ 4: 0] OPCODE_ADD = 5'b00100; +localparam [ 4: 0] OPCODE_SUB = 5'b01000; +localparam [ 4: 0] OPCODE_MUL = 5'b10000; +localparam [ 4: 0] OPCODE_RDY = 5'b00000; + +localparam [ 4: 0] UOP_SRC_PX = 5'h0_0; +localparam [ 4: 0] UOP_SRC_PY = 5'h0_1; +localparam [ 4: 0] UOP_SRC_PZ = 5'h0_2; + +localparam [ 4: 0] UOP_SRC_RX = 5'h0_3; +localparam [ 4: 0] UOP_SRC_RY = 5'h0_4; +localparam [ 4: 0] UOP_SRC_RZ = 5'h0_5; + +localparam [ 4: 0] UOP_SRC_T1 = 5'h0_6; +localparam [ 4: 0] UOP_SRC_T2 = 5'h0_7; +localparam [ 4: 0] UOP_SRC_T3 = 5'h0_8; +localparam [ 4: 0] UOP_SRC_T4 = 5'h0_9; + +localparam [ 4: 0] UOP_SRC_ONE = 5'h0_A; +localparam [ 4: 0] UOP_SRC_ZERO = 5'h0_B; +localparam [ 4: 0] UOP_SRC_DELTA = 5'h0_C;
+
+localparam [ 4: 0] UOP_SRC_V = 5'h0_F; + +localparam [ 4: 0] UOP_SRC_G_X = 5'h1_0; +localparam [ 4: 0] UOP_SRC_G_Y = 5'h1_1; + +localparam [ 4: 0] UOP_SRC_H_X = 5'h1_2; +localparam [ 4: 0] UOP_SRC_H_Y = 5'h1_3; + +localparam [ 4: 0] UOP_SRC_DUMMY = 5'hX_X; + +localparam [ 2: 0] UOP_DST_RX = 3'd0; +localparam [ 2: 0] UOP_DST_RY = 3'd1; +localparam [ 2: 0] UOP_DST_RZ = 3'd2; + +localparam [ 2: 0] UOP_DST_T1 = 3'd3; +localparam [ 2: 0] UOP_DST_T2 = 3'd4; +localparam [ 2: 0] UOP_DST_T3 = 3'd5; +localparam [ 2: 0] UOP_DST_T4 = 3'd6; + +localparam [ 2: 0] UOP_DST_DUMMY = 3'dX; + +localparam UOP_EXEC_ALWAYS = 2'b11; // R +localparam UOP_EXEC_PZT1T2_0XX = 2'b10; // G +localparam UOP_EXEC_PZT1T2_100 = 2'b00; // H +localparam UOP_EXEC_PZT1T2_101 = 2'b01; // O + |