Add correct handling of sd card, add reset command, add ls command

stm-firmware/shell.c

@@ -18,6 +18,8 @@
  * If not, see <http://www.gnu.org/licenses/>.
  */
 
+#include <stm32/stm32f4xx.h>
+#include <cmsis/core_cm4.h>
 #include <reflow-controller/shell.h>
 #include <stm-periph/uart.h>
 #include <string.h>
@@ -30,7 +32,7 @@
 #include <stm-periph/unique-id.h>
 #include <reflow-controller/calibration.h>
 #include <reflow-controller/temp-converter.h>
-
+#include <fatfs/ff.h>
 #include <reflow-controller/stack-check.h>
 #include <reflow-controller/rotary-encoder.h>
 
@@ -290,6 +292,43 @@ static shellmatta_retCode_t shell_cmd_pt1000_res_loop(const shellmatta_handle_t
 	return SHELLMATTA_OK;
 }
 
+static shellmatta_retCode_t shell_cmd_ls(const shellmatta_handle_t handle, const char *arguments,
+						      uint32_t length)
+{
+	(void)length;
+	(void)arguments;
+	DIR dir;
+	FRESULT res;
+	FILINFO fno;
+
+	res = f_opendir(&dir, "/");
+	if (res != FR_OK) {
+		shellmatta_printf(handle, "Filesystem inaccessible. Is an SD Card inserted?\r\n");
+		return SHELLMATTA_OK;
+	}
+
+	while (f_readdir(&dir, &fno) == FR_OK) {
+		if (fno.fname[0] == 0)
+			break;
+		shellmatta_printf(handle, "%c\t%s\r\n", (fno.fattrib & AM_DIR ? 'd' : 'f'), fno.fname);
+	}
+
+	f_closedir(&dir);
+
+	return SHELLMATTA_OK;
+}
+
+static shellmatta_retCode_t shell_cmd_reset(const shellmatta_handle_t handle, const char *arguments,
+					 uint32_t length)
+{
+	(void)handle;
+	(void)length;
+	(void)arguments;
+
+	NVIC_SystemReset();
+
+	return SHELLMATTA_BUSY;
+}
 //typedef struct shellmatta_cmd
 //{
 //    char                    *cmd;       /**< command name                           */
@@ -300,7 +339,7 @@ static shellmatta_retCode_t shell_cmd_pt1000_res_loop(const shellmatta_handle_t
 //    struct shellmatta_cmd   *next;      /**< pointer to next command or NULL        */
 //} shellmatta_cmd_t;
 
-static shellmatta_cmd_t cmd[10] = {
+static shellmatta_cmd_t cmd[12] = {
 	{
 		.cmd = "version",
 		.cmdAlias = "ver",
@@ -379,8 +418,25 @@ static shellmatta_cmd_t cmd[10] = {
 		.helpText = "Get current rotary encoder value",
 		.usageText = "",
 		.cmdFct = shell_cmd_rot,
+		.next = &cmd[10],
+	},
+	{
+		.cmd = "ls",
+		.cmdAlias = NULL,
+		.helpText = "List filesystem contents",
+		.usageText = "",
+		.cmdFct = shell_cmd_ls,
+		.next = &cmd[11],
+	},
+	{
+		.cmd = "reset",
+		.cmdAlias = NULL,
+		.helpText = "Reset controller",
+		.usageText = "Resets the controller",
+		.cmdFct = shell_cmd_reset,
 		.next = NULL,
 	}
+
 };
 
 shellmatta_handle_t shell_init(shellmatta_write_t write_func)
@@ -396,6 +452,12 @@ shellmatta_handle_t shell_init(shellmatta_write_t write_func)
 	return handle;
 }
 
+void shell_print_motd(shellmatta_handle_t shell)
+{
+	shellmatta_printf(shell, "\r\nShimatta 仕舞った Reflow Controller ready\r\n\r\n");
+	shell_cmd_ver(shell, NULL, 0UL);
+	shell_handle_input(shell, "\r\n", 2UL);
+}
 
 void shell_handle_input(shellmatta_handle_t shell, const char *data, size_t len)
 {