Merge branch 'ft-uart_it'

1 files changed, 137 insertions, 0 deletions

diff --git a/projects/cli-test/mgmt-misc.c b/projects/cli-test/mgmt-misc.c
new file mode 100644
index 0000000..aea790a
--- /dev/null
+++ b/projects/cli-test/mgmt-misc.c
@@ -0,0 +1,137 @@
+/*
+ * mgmt-misc.c
+ * -----------
+ * Miscellaneous CLI 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-uart.h"
+
+#include "mgmt-cli.h"
+#include "mgmt-misc.h"
+
+#include <string.h>
+
+
+extern uint32_t update_crc(uint32_t crc, uint8_t *buf, int len);
+
+
+volatile uint32_t demo_crc = 0;
+
+
+int _count_bytes_callback(uint8_t *buf, size_t len) {
+    demo_crc = update_crc(demo_crc, buf, len);
+    return 1;
+}
+
+int cli_receive_data(struct cli_def *cli, uint8_t *buf, size_t len, cli_data_callback data_callback)
+{
+    uint32_t filesize = 0, crc = 0, my_crc = 0, counter = 0;
+    size_t n = len;
+
+    if (! control_mgmt_uart_dma_rx(DMA_RX_STOP)) {
+	cli_print(cli, "Failed stopping DMA");
+	return CLI_OK;
+    }
+
+    cli_print(cli, "OK, write size (4 bytes), data in %li byte chunks, CRC-32 (4 bytes)", (uint32_t) n);
+
+    if (uart_receive_bytes(STM_UART_MGMT, (void *) &filesize, 4, 1000) != HAL_OK) {
+	cli_print(cli, "Receive timed out");
+	return CLI_ERROR;
+    }
+
+    cli_print(cli, "Send %li bytes of data", filesize);
+
+    while (filesize) {
+	/* By initializing buf to the same value that erased flash has (0xff), we don't
+	 * have to try and be smart when writing the last page of data to a flash memory.
+	 */
+	memset(buf, 0xff, len);
+
+	if (filesize < n) n = filesize;
+
+	if (uart_receive_bytes(STM_UART_MGMT, (void *) buf, n, 1000) != HAL_OK) {
+	    cli_print(cli, "Receive timed out");
+	    return CLI_ERROR;
+	}
+	filesize -= n;
+	my_crc = update_crc(my_crc, buf, n);
+
+	/* After reception of a chunk but before ACKing we have "all" the time in the world to
+	 * calculate CRC and invoke the data_callback.
+	 */
+	if (data_callback != NULL && ! data_callback(buf, (size_t) n)) {
+	    cli_print(cli, "Data processing failed");
+	    return CLI_OK;
+	}
+
+	counter++;
+	uart_send_bytes(STM_UART_MGMT, (void *) &counter, 4);
+    }
+
+    cli_print(cli, "Send CRC-32");
+    uart_receive_bytes(STM_UART_MGMT, (void *) &crc, 4, 1000);
+    cli_print(cli, "CRC-32 0x%x, calculated CRC 0x%x", (unsigned int) crc, (unsigned int) my_crc);
+    if (crc == my_crc) {
+	cli_print(cli, "CRC checksum MATCHED");
+    } else {
+	cli_print(cli, "CRC checksum did NOT match");
+    }
+
+    return CLI_OK;
+}
+
+int cmd_filetransfer(struct cli_def *cli, const char *command, char *argv[], int argc)
+{
+    uint8_t buf[FILETRANSFER_UPLOAD_CHUNK_SIZE];
+
+    demo_crc = 0;
+    cli_receive_data(cli, &buf[0], sizeof(buf), _count_bytes_callback);
+    cli_print(cli, "Demo CRC is: %li/0x%x", demo_crc, (unsigned int) demo_crc);
+    return CLI_OK;
+}
+
+int cmd_reboot(struct cli_def *cli, const char *command, char *argv[], int argc)
+{
+    cli_print(cli, "\n\n\nRebooting\n\n\n");
+    HAL_NVIC_SystemReset();
+    while (1) {};
+}
+
+void configure_cli_misc(struct cli_def *cli)
+{
+    /* filetransfer */
+    cli_command_root_node(filetransfer, "Test file transfering");
+    /* reboot */
+    cli_command_root_node(reboot, "Reboot the STM32");
+}
+