summaryrefslogtreecommitdiffstatshomepage
path: root/src/devices/cpu/tms34010/dis34010.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/devices/cpu/tms34010/dis34010.cpp')
-rw-r--r--src/devices/cpu/tms34010/dis34010.cpp115
1 files changed, 115 insertions, 0 deletions
diff --git a/src/devices/cpu/tms34010/dis34010.cpp b/src/devices/cpu/tms34010/dis34010.cpp
new file mode 100644
index 00000000000..19e3338a7d2
--- /dev/null
+++ b/src/devices/cpu/tms34010/dis34010.cpp
@@ -0,0 +1,115 @@
+// license:BSD-3-Clause
+// copyright-holders:Zsolt Vasvari
+/* This program is based on DIS68k by Aaron Giles */
+
+#include "emu.h"
+
+static UINT8 *filebuf;
+static UINT32 offset;
+
+#define STANDALONE
+#include "34010dsm.c"
+
+
+static const char *const Options[]=
+{
+ "begin","end","offset",0
+};
+
+static void usage (void)
+{
+ printf ("Usage: DIS34010 [options] <filename>\n"
+ "Available options are:\n"
+ " -begin - Specify begin offset in file to disassemble in bits [0]\n"
+ " -end - Specify end offset in file to disassemble in bits [none]\n"
+ " -offset - Specify address to load program in bits [0]\n"
+ "All values should be entered in hexadecimal\n");
+ exit (1);
+}
+
+int main (int argc,char *argv[])
+{
+ UINT8 i,j,n;
+ char *filename=0,buf[80];
+ FILE *f;
+ UINT32 begin=0,end=(UINT32)-1,filelen,len,pc;
+ printf ("DIS34010\n"
+ "Copyright Zsolt Vasvari/Aaron Giles\n");
+
+ for (i=1,n=0;i<argc;++i)
+ {
+ if (argv[i][0]!='-')
+ {
+ switch (++n)
+ {
+ case 1: filename=argv[i]; break;
+ default: usage();
+ }
+ }
+ else
+ {
+ for (j=0;Options[j];++j)
+ if (!strcmp(argv[i]+1,Options[j])) break;
+
+ switch (j)
+ {
+ case 0: ++i; if (i>argc) usage();
+ begin=strtoul(argv[i],0,16) >> 3;
+ break;
+ case 1: ++i; if (i>argc) usage();
+ end=strtoul(argv[i],0,16) >> 3;
+ break;
+ case 2: ++i; if (i>argc) usage();
+ offset=strtoul(argv[i],0,16) >> 3;
+ break;
+ default: usage();
+ }
+ }
+ }
+
+ if (!filename)
+ {
+ usage();
+ return 1;
+ }
+ f=fopen (filename,"rb");
+ if (!f)
+ {
+ printf ("Unable to open %s\n",filename);
+ return 2;
+ }
+ fseek (f,0,SEEK_END);
+ filelen=ftell (f);
+ fseek (f,begin,SEEK_SET);
+ len=(filelen>end)? (end-begin+1):(filelen-begin);
+ filebuf=malloc(len+16);
+ if (!filebuf)
+ {
+ printf ("Memory allocation error\n");
+ fclose (f);
+ return 3;
+ }
+ memset (filebuf,0,len+16);
+ if (fread(filebuf,1,len,f)!=len)
+ {
+ printf ("Read error\n");
+ fclose (f);
+ free (filebuf);
+ return 4;
+ }
+ fclose (f);
+ pc=0;
+ while (pc<len-1)
+ {
+ i=(Dasm34010 (buf,pc<<3))>>3;
+
+ printf ("%08X: ",(pc+offset) << 3);
+ for (j=0;j<i ;++j) printf("%02X ",filebuf[pc+j]);
+ for ( ;j<10;++j) printf(" ");
+ printf(buf);
+ printf ("\n");
+ pc+=i;
+ }
+ free (filebuf);
+ return 0;
+}