[Cryptech-Commits] [sw/libhal] 07/07: add core probe utility

[git at cryptech.is]

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paul at psgd.org pushed a commit to branch master
in repository sw/libhal.

commit 29408da58bedf999e6b475649053e4348e88e3ba
Author: Paul Selkirk <paul at psgd.org>
Date:   Sat Oct 31 23:01:02 2015 -0400

    add core probe utility
---
 utils/GNUmakefile |  2 +-
 utils/cores.c     | 81 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 82 insertions(+), 1 deletion(-)

diff --git a/utils/GNUmakefile b/utils/GNUmakefile
index 8ebebf1..dcc6679 100644
--- a/utils/GNUmakefile
+++ b/utils/GNUmakefile
@@ -27,7 +27,7 @@
 
 INC	= ../hal.h
 LIB	= ../libhal.a
-BIN	= eim_peek_poke
+BIN	= eim_peek_poke cores
 
 CFLAGS	= -g3 -Wall -fPIC -std=c99 -I..
 
diff --git a/utils/cores.c b/utils/cores.c
new file mode 100644
index 0000000..a499e9e
--- /dev/null
+++ b/utils/cores.c
@@ -0,0 +1,81 @@
+/*
+ * cores.c
+ * -------
+ * Report which cores are present on the FPGA.
+ *
+ * Copyright (c) 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:
+ * - Redistributions of source code must retain the above copyright notice,
+ *   this list of conditions and the following disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in the
+ *   documentation and/or other materials provided with the distribution.
+ *
+ * - Neither the name of the NORDUnet nor the names of its contributors may
+ *   be used to endorse or promote products derived from this software
+ *   without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
+ * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
+ * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
+ * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <stdio.h>
+#include <stdint.h>
+#include <string.h>
+#include <errno.h>
+
+#include <sys/time.h>
+
+#include <hal.h>
+
+off_t cores[] = {
+    BOARD_ADDR_BASE,
+    COMM_ADDR_BASE,
+    SHA1_ADDR_BASE,
+    SHA256_ADDR_BASE,
+    SHA512_ADDR_BASE,
+    TRNG_ADDR_BASE,
+    ENTROPY1_ADDR_BASE,
+    ENTROPY2_ADDR_BASE,
+    MIXER_ADDR_BASE,
+    CSPRNG_ADDR_BASE,
+    AES_ADDR_BASE,
+    CHACHA_ADDR_BASE,
+    MODEXPS6_ADDR_BASE
+};
+
+int main(int argc, char *argv[])
+{
+    uint8_t name[9] = {0}, version[5] = {0};
+    hal_error_t err;
+    int i;
+
+    /*
+     * Initialize EIM and report what cores we've got.
+     */
+    for (i = 0; i < sizeof(cores)/sizeof(cores[0]); ++i) {
+	if ((err = hal_io_read(cores[i], name, 8)) != HAL_OK ||
+	    (err = hal_io_read(cores[i] + 2, version, 4)) != HAL_OK) {
+	    printf("hal_io_read failed: %s\n", hal_error_string(err));
+	    return 1;
+	}
+
+	if (name[0] != 0)
+	    printf("%08x: %8s %4s\n", cores[i], name, version);
+    }
+
+    return 0;
+}