1 files changed, 133 insertions, 0 deletions
diff --git a/projects/hsm/mgmt-show.c b/projects/hsm/mgmt-show.c
new file mode 100644
index 0000000..c9eb22c
--- /dev/null
+++ b/projects/hsm/mgmt-show.c
@@ -0,0 +1,133 @@
+/*
+ * mgmt-show.c
+ * -----------
+ * CLI 'show' functions.
+ *
+ * Copyright (c) 2016, 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 "stm-init.h"
+#include "stm-keystore.h"
+#include "stm-fpgacfg.h"
+#include "stm-uart.h"
+
+#include "mgmt-cli.h"
+#include "mgmt-show.h"
+
+#include <string.h>
+
+
+static int cmd_show_cpuspeed(struct cli_def *cli, const char *command, char *argv[], int argc)
+{
+    volatile uint32_t hclk;
+
+    hclk = HAL_RCC_GetHCLKFreq();
+    cli_print(cli, "HSE_VALUE:       %li", HSE_VALUE);
+    cli_print(cli, "HCLK:            %li (%i MHz)", hclk, (int) hclk / 1000 / 1000);
+    cli_print(cli, "SystemCoreClock: %li (%i MHz)", SystemCoreClock, (int) SystemCoreClock / 1000 / 1000);
+    return CLI_OK;
+}
+
+static int cmd_show_fpga_status(struct cli_def *cli, const char *command, char *argv[], int argc)
+{
+    cli_print(cli, "FPGA has %sloaded a bitstream", fpgacfg_check_done() ? "":"NOT ");
+    return CLI_OK;
+}
+
+static int cmd_show_keystore_status(struct cli_def *cli, const char *command, char *argv[], int argc)
+{
+    cli_print(cli, "Keystore memory is %sonline", (keystore_check_id() != 1) ? "NOT ":"");
+    return CLI_OK;
+}
+
+static int cmd_show_keystore_data(struct cli_def *cli, const char *command, char *argv[], int argc)
+{
+    uint8_t buf[KEYSTORE_PAGE_SIZE];
+    uint32_t i;
+
+    if (keystore_check_id() != 1) {
+	cli_print(cli, "ERROR: The keystore memory is not accessible.");
+    }
+
+    memset(buf, 0, sizeof(buf));
+    if ((i = keystore_read_data(0, buf, sizeof(buf))) != 1) {
+	cli_print(cli, "Failed reading first page from keystore memory: %li", i);
+	return CLI_ERROR;
+    }
+
+    cli_print(cli, "First page from keystore memory:\r\n");
+    uart_send_hexdump(STM_UART_MGMT, buf, 0, sizeof(buf) - 1);
+    uart_send_string2(STM_UART_MGMT, (char *) "\r\n\r\n");
+
+    for (i = 0; i < 8; i++) {
+	if (buf[i] == 0xff) break;  /* never written */
+	if (buf[i] != 0x55) break;  /* something other than a tombstone */
+    }
+    /* As a demo, tombstone byte after byte of the first 8 bytes in the keystore memory
+     * (as long as they do not appear to contain real data).
+     * If all of them are tombstones, erase the first sector to start over.
+     */
+    if (i < 8) {
+	if (buf[i] == 0xff) {
+	    cli_print(cli, "Tombstoning byte %li", i);
+	    buf[i] = 0x55;
+	    if ((i = keystore_write_data(0, buf, sizeof(buf))) != 1) {
+		cli_print(cli, "Failed writing data at offset 0: %li", i);
+		return CLI_ERROR;
+	    }
+	}
+    } else {
+	cli_print(cli, "Erasing first sector since all the first 8 bytes are tombstones");
+	if ((i = keystore_erase_sectors(1)) != 1) {
+	    cli_print(cli, "Failed erasing the first sector: %li", i);
+	    return CLI_ERROR;
+	}
+	cli_print(cli, "Erase result: %li", i);
+    }
+
+    return CLI_OK;
+}
+
+void configure_cli_show(struct cli_def *cli)
+{
+    /* show */
+    cli_command_root(show);
+
+    /* show cpuspeed */
+    cli_command_node(show, cpuspeed, "Show the speed at which the CPU currently operates");
+
+    cli_command_branch(show, fpga);
+    /* show fpga status*/
+    cli_command_node(show_fpga, status, "Show status about the FPGA");
+
+    cli_command_branch(show, keystore);
+    /* show keystore status*/
+    cli_command_node(show_keystore, status, "Show status of the keystore memory");
+    cli_command_node(show_keystore, data, "Show the first page of the keystore memory");
+}