1 files changed, 56 insertions, 0 deletions
diff --git a/help.c b/help.c
new file mode 100644
index 0000000..d6bf9f3
--- /dev/null
+++ b/help.c
@@ -0,0 +1,56 @@
+/* This file is part of SIS (SPARC instruction simulator)
+
+   Copyright (C) 1995-2017 Free Software Foundation, Inc.
+   Contributed by Jiri Gaisler, European Space Agency
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+#include "config.h"
+#include <stdio.h>
+#include "sis.h"
+
+void
+sis_usage()
+{
+
+    printf("usage: sis [-uart1 uart_device1] [-uart2 uart_device2]\n");
+    printf("[-m <n>] [-dumbio] [-v] \n");
+    printf("[-nfp] [-freq frequency] [-c batch_file] [files]\n");
+}
+
+void
+gen_help()
+{
+
+  printf("\n batch <file>          execute a batch file of SIS commands\n");
+    printf(" +bp <addr>            add a breakpoint at <addr>\n");
+    printf(" -bp <num>             delete breakpoint <num>\n");
+    printf(" bp                    print all breakpoints\n");
+    printf(" cont [icnt]           continue execution for [icnt] instructions\n");
+    printf(" deb <level>           set debug level\n");
+    printf(" dis [addr] [count]    disassemble [count] instructions at address [addr]\n");
+    printf(" echo <string>         print <string> to the simulator window\n");
+    printf(" float                 print the FPU registers\n");
+    printf(" go <addr> [icnt]      start execution at <addr> for [icnt] instructions\n");
+    printf(" hist [trace_length]   enable/show trace history\n");
+    printf(" load  <file_name>     load a file into simulator memory\n");
+    printf(" mem [addr] [count]    display memory at [addr] for [count] bytes\n");
+    printf(" quit                  exit the simulator\n");
+    printf(" perf [reset]          show/reset performance statistics\n");
+    printf(" reg [w<0-7>]          show integer registers (or windows, eg 're w2')\n");
+    printf(" run [inst_count]      reset and start execution for [icnt] instruction\n");
+    printf(" step                  single step\n");
+    printf(" tra [inst_count]      trace [inst_count] instructions\n");
+    printf("\n type Ctrl-C to interrupt execution\n\n");
+}