uaa@rouge:~/utk/utkernel_source/kernel/sysmain/build/app_h8s2212$ ls
Dependencies	 kernel-ram.map   kernel-rom.mot*   tstdlib_bitsearch1.o
Makefile*	 kernel-ram.mot*  kernel-rom.rom*   tstdlib_bitset.o
icrt0.o		 kernel-ram.sys*  libtstdlib.a	    typescript
inittask_main.o  kernel-rom.lnk*  power.o	    usermain.o
kernel-ram.lnk*  kernel-rom.map   tstdlib_bitclr.o
uaa@rouge:~/utk/utkernel_source/kernel/sysmain/build/app_h8s2212$ 
uaa@rouge:~/utk/utkernel_source/kernel/sysmain/build/app_h8s2212$ h8300-elf-gdb  kernel-rom.rom 
GNU gdb 6.7
Copyright (C) 2007 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "--host=i686-pc-linux-gnu --target=h8300-elf"...
(gdb) target sim
Connected to the simulator.
(gdb) load
Loading section .text, size 0x39f0 vma 0x0
Loading section .data, size 0x40 vma 0xf780
Start address 0x0
Transfer rate: 119168 bits in <1 sec.
(gdb) b __reset
Breakpoint 1 at 0x0
(gdb) b _start
Breakpoint 2 at 0x204
(gdb) run
Starting program: /home/uaa/utk/utkernel_source/kernel/sysmain/build/app_h8s2212/kernel-rom.rom 

Breakpoint 1, 0x00000000 in __reset ()
(gdb) jump _start
Continuing at 0x204.

Breakpoint 2, 0x00000204 in _start ()
(gdb) n
Single stepping until exit from function _start, 
which has no line number information.
0x0000021c in data_loop ()
(gdb) n
Single stepping until exit from function data_loop, 
which has no line number information.
0x0000022e in data_done ()
(gdb) n
Single stepping until exit from function data_done, 
which has no line number information.
0x0000023c in bss_loop ()
(gdb) info reg
r0             0x0000  0
r1             0x3a30  14896
r2             0xfa16  64022
r3             0xfa28  64040
r4             0x0000  0
r5             0x0000  0
r6             0x0000  0
sp             0x0000  0
ccr            0x00        0	I-0 UI-0 H-0 U-0 N-0 Z-0 V-0 C-0 u> u>= != >= > 
pc             0x023c  572
cycles         0x01b2  434
tick           0x005f  95
inst           0x0000  0
(gdb)