diff options
Diffstat (limited to 'i2c/sw/trng_tester_i2c.c')
| -rw-r--r-- | i2c/sw/trng_tester_i2c.c | 152 |
1 files changed, 34 insertions, 118 deletions
diff --git a/i2c/sw/trng_tester_i2c.c b/i2c/sw/trng_tester_i2c.c index a38f7fa..a5dfb81 100644 --- a/i2c/sw/trng_tester_i2c.c +++ b/i2c/sw/trng_tester_i2c.c @@ -1,4 +1,4 @@ -/* +/* * trng_tester.c * -------------- * This program sends several commands to the TRNG subsystem @@ -9,7 +9,7 @@ * * Author: Paul Selkirk * Copyright (c) 2014-2015, NORDUnet A/S All rights reserved. - * + * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: @@ -46,99 +46,14 @@ #include <ctype.h> #include "tc_i2c.h" +#include "cryptech_memory_map.h" -#define WAIT_STATS /* report number of status reads before core says "ready" */ +char *usage = "Usage: %s [-h] [-d] [-q] [-w] [-n #] [-i I2C_device] [-a I2C_addr] tc...\n"; int debug = 0; int quiet = 0; int num_words = 10; - -/* memory segments for core families */ -#define SEGMENT_OFFSET_GLOBALS 0x0000 -#define SEGMENT_OFFSET_HASHES 0x2000 -#define SEGMENT_OFFSET_RNGS 0x4000 -#define SEGMENT_OFFSET_CIPHERS 0x6000 - -/* addresses and codes common to all cores */ -#define ADDR_NAME0 0x00 -#define ADDR_NAME1 0x01 -#define ADDR_VERSION 0x02 - -/* At segment 0, we have board-level register and communication channel registers */ -#define BOARD_ADDR_BASE SEGMENT_OFFSET_GLOBALS + 0x0000 -#define BOARD_ADDR_NAME0 BOARD_ADDR_BASE + ADDR_NAME0 -#define BOARD_ADDR_NAME1 BOARD_ADDR_BASE + ADDR_NAME1 -#define BOARD_ADDR_VERSION BOARD_ADDR_BASE + ADDR_VERSION -#define BOARD_ADDR_DUMMY BOARD_ADDR_BASE + 0xFF - -#define COMM_ADDR_BASE SEGMENT_OFFSET_GLOBALS + 0x0100 -#define COMM_ADDR_NAME0 COMM_ADDR_BASE + ADDR_NAME0 -#define COMM_ADDR_NAME1 COMM_ADDR_BASE + ADDR_NAME1 -#define COMM_ADDR_VERSION COMM_ADDR_BASE + ADDR_VERSION - -#define CORE_SIZE 0x100 - -/* addresses and codes for the TRNG cores */ -#define TRNG_ADDR_BASE SEGMENT_OFFSET_RNGS + (0x00 * CORE_SIZE) -#define TRNG_ADDR_NAME0 TRNG_ADDR_BASE + ADDR_NAME0 -#define TRNG_ADDR_NAME1 TRNG_ADDR_BASE + ADDR_NAME1 -#define TRNG_ADDR_VERSION TRNG_ADDR_BASE + ADDR_VERSION -#define TRNG_ADDR_CTRL TRNG_ADDR_BASE + 0x10 -#define TRNG_CTRL_DISCARD 1 -#define TRNG_CTRL_TEST_MODE 2 -#define TRNG_ADDR_STATUS TRNG_ADDR_BASE + 0x11 -/* no status bits defined */ -#define TRNG_ADDR_DELAY TRNG_ADDR_BASE + 0x13 - -#define ENTROPY1_ADDR_BASE SEGMENT_OFFSET_RNGS + (0x05 * CORE_SIZE) -#define ENTROPY1_ADDR_NAME0 ENTROPY1_ADDR_BASE + ADDR_NAME0 -#define ENTROPY1_ADDR_NAME1 ENTROPY1_ADDR_BASE + ADDR_NAME1 -#define ENTROPY1_ADDR_VERSION ENTROPY1_ADDR_BASE + ADDR_VERSION -#define ENTROPY1_ADDR_CTRL ENTROPY1_ADDR_BASE + 0x10 -#define ENTROPY1_CTRL_ENABLE 1 -#define ENTROPY1_ADDR_STATUS ENTROPY1_ADDR_BASE + 0x11 -#define ENTROPY1_STATUS_VALID 1 -#define ENTROPY1_ADDR_ENTROPY ENTROPY1_ADDR_BASE + 0x20 -#define ENTROPY1_ADDR_DELTA ENTROPY1_ADDR_BASE + 0x30 - -#define ENTROPY2_ADDR_BASE SEGMENT_OFFSET_RNGS + (0x06 * CORE_SIZE) -#define ENTROPY2_ADDR_NAME0 ENTROPY2_ADDR_BASE + ADDR_NAME0 -#define ENTROPY2_ADDR_NAME1 ENTROPY2_ADDR_BASE + ADDR_NAME1 -#define ENTROPY2_ADDR_VERSION ENTROPY2_ADDR_BASE + ADDR_VERSION -#define ENTROPY2_ADDR_CTRL ENTROPY2_ADDR_BASE + 0x10 -#define ENTROPY2_CTRL_ENABLE 1 -#define ENTROPY2_ADDR_STATUS ENTROPY2_ADDR_BASE + 0x11 -#define ENTROPY2_STATUS_VALID 1 -#define ENTROPY2_ADDR_OPA ENTROPY2_ADDR_BASE + 0x18 -#define ENTROPY2_ADDR_OPB ENTROPY2_ADDR_BASE + 0x19 -#define ENTROPY2_ADDR_ENTROPY ENTROPY2_ADDR_BASE + 0x20 -#define ENTROPY2_ADDR_RAW ENTROPY2_ADDR_BASE + 0x21 -#define ENTROPY2_ADDR_ROSC ENTROPY2_ADDR_BASE + 0x22 - -#define MIXER_ADDR_BASE SEGMENT_OFFSET_RNGS + (0x0a * CORE_SIZE) -#define MIXER_ADDR_NAME0 MIXER_ADDR_BASE + ADDR_NAME0 -#define MIXER_ADDR_NAME1 MIXER_ADDR_BASE + ADDR_NAME1 -#define MIXER_ADDR_VERSION MIXER_ADDR_BASE + ADDR_VERSION -#define MIXER_ADDR_CTRL MIXER_ADDR_BASE + 0x10 -#define MIXER_CTRL_ENABLE 1 -#define MIXER_CTRL_RESTART 2 -#define MIXER_ADDR_STATUS MIXER_ADDR_BASE + 0x11 -/* no status bits defined */ -#define MIXER_ADDR_TIMEOUT MIXER_ADDR_BASE + 0x20 - -#define CSPRNG_ADDR_BASE SEGMENT_OFFSET_RNGS + (0x0b * CORE_SIZE) -#define CSPRNG_ADDR_NAME0 CSPRNG_ADDR_BASE + ADDR_NAME0 -#define CSPRNG_ADDR_NAME1 CSPRNG_ADDR_BASE + ADDR_NAME1 -#define CSPRNG_ADDR_VERSION CSPRNG_ADDR_BASE + ADDR_VERSION -#define CSPRNG_ADDR_CTRL CSPRNG_ADDR_BASE + 0x10 -#define CSPRNG_CTRL_ENABLE 1 -#define CSPRNG_CTRL_SEED 2 -#define CSPRNG_ADDR_STATUS CSPRNG_ADDR_BASE + 0x11 -#define CSPRNG_STATUS_VALID 1 -#define CSPRNG_ADDR_RANDOM CSPRNG_ADDR_BASE + 0x20 -#define CSPRNG_ADDR_NROUNDS CSPRNG_ADDR_BASE + 0x40 -#define CSPRNG_ADDR_NBLOCKS_LO CSPRNG_ADDR_BASE + 0x41 -#define CSPRNG_ADDR_NBLOCKS_HI CSPRNG_ADDR_BASE + 0x42 +int wait_stats = 0; /* ---------------- sanity test case ---------------- */ @@ -162,7 +77,7 @@ int TC0() */ (void)time((time_t *)t); if (tc_write(BOARD_ADDR_DUMMY, t, 4) != 0) - return 1; + return 1; if (tc_expected(BOARD_ADDR_NAME0, board_name0, 4) || tc_expected(BOARD_ADDR_NAME1, board_name1, 4) || @@ -224,26 +139,26 @@ int TC2(void) int TC3(void) { int i, n; - unsigned long entropy; + uint32_t entropy; if (!quiet) printf("TC3: Read random data from avalanche_entropy.\n"); for (i = 0; i < num_words; ++i) { /* check status */ - n = 10; + n = 10; if (tc_wait(ENTROPY1_ADDR_STATUS, ENTROPY1_STATUS_VALID, &n) != 0) return 1; /* read entropy data */ if (tc_read(ENTROPY1_ADDR_ENTROPY, (uint8_t *)&entropy, 4) != 0) return 1; /* display entropy data */ - if (!debug) -#ifdef WAIT_STATS - printf("%08lx %d\n", entropy, n); -#else - printf("%08lx\n", entropy); -#endif + if (!debug) { + if (wait_stats) + printf("%08x %d\n", entropy, n); + else + printf("%08x\n", entropy); + } } return 0; @@ -273,26 +188,26 @@ int TC4(void) int TC5(void) { int i, n; - unsigned long entropy; + uint32_t entropy; if (!quiet) printf("TC5: Read random data from rosc_entropy.\n"); for (i = 0; i < num_words; ++i) { /* check status */ - n = 10; + n = 10; if (tc_wait(ENTROPY2_ADDR_STATUS, ENTROPY2_STATUS_VALID, &n) != 0) return 1; /* read entropy data */ if (tc_read(ENTROPY2_ADDR_ENTROPY, (uint8_t *)&entropy, 4) != 0) return 1; /* display entropy data */ - if (!debug) -#ifdef WAIT_STATS - printf("%08lx %d\n", entropy, n); -#else - printf("%08lx\n", entropy); -#endif + if (!debug) { + if (wait_stats) + printf("%08x %d\n", entropy, n); + else + printf("%08x\n", entropy); + } } return 0; @@ -314,26 +229,26 @@ int TC6(void) int TC7(void) { int i, n; - unsigned long random; + uint32_t random; if (!quiet) printf("TC7: Read random data from trng_csprng.\n"); for (i = 0; i < num_words; ++i) { /* check status */ - n = 10; + n = 10; if (tc_wait(CSPRNG_ADDR_STATUS, CSPRNG_STATUS_VALID, &n) != 0) return 1; /* read random data */ if (tc_read(CSPRNG_ADDR_RANDOM, (uint8_t *)&random, 4) != 0) return 1; /* display random data */ - if (!debug) -#ifdef WAIT_STATS - printf("%08lx %d\n", random, n); -#else - printf("%08lx\n", random); -#endif + if (!debug) { + if (wait_stats) + printf("%08x %d\n", random, n); + else + printf("%08x\n", random); + } } return 0; @@ -345,13 +260,11 @@ int main(int argc, char *argv[]) { typedef int (*tcfp)(void); tcfp all_tests[] = { TC0, TC1, TC2, TC3, TC4, TC5, TC6, TC7 }; - - char *usage = "Usage: %s [-h] [-d] [-q] [-n #] [-i I2C_device] [-a I2C_addr] tc...\n"; char *dev = I2C_dev; int addr = I2C_addr; int i, j, opt; - while ((opt = getopt(argc, argv, "h?dqn:i:a:")) != -1) { + while ((opt = getopt(argc, argv, "h?dqn:wi:a:")) != -1) { switch (opt) { case 'h': case '?': @@ -370,6 +283,9 @@ int main(int argc, char *argv[]) return EXIT_FAILURE; } break; + case 'w': + wait_stats = 1; + break; case 'i': dev = optarg; break; |