From 3dab9e15d3ab1cde555dfbf4a958eb17eec2ecb3 Mon Sep 17 00:00:00 2001 From: Sergey Belyashov <Sergey.Belyashov@gmail.com> Date: Fri, 25 Sep 2020 14:40:42 +0300 Subject: Add basic Z80 CPU support Supported ISAs: - Z80 (all undocumented instructions) - Z180 - eZ80 (Z80 mode only) Datasheets: Z80: https://www.zilog.com/manage_directlink.php?filepath=docs/z80/um0080&extn=.pdf Z180: https://www.zilog.com/manage_directlink.php?filepath=docs/z180/ps0140&extn=.pdf eZ80: http://www.zilog.com/force_download.php?filepath=YUhSMGNEb3ZMM2QzZHk1NmFXeHZaeTVqYjIwdlpHOWpjeTlWVFRBd056Y3VjR1Jt To debug Z80 programs using GDB you must configure and embed z80-stub.c to your program (SDCC compiler is required). Or you may use some simulator with GDB support. gdb/ChangeLog: * Makefile.in (ALL_TARGET_OBS): Add z80-tdep.c. * NEWS: Mention z80 support. * configure.tgt: Handle z80*. * features/Makefile (XMLTOC): Add z80.xml. * features/z80-cpu.xml: New. * features/z80.c: Generate. * features/z80.xml: New. * z80-tdep.c: New file. * z80-tdep.h: New file. gdb/stubs/ChangeLog: * z80-stub.c: New file. Change-Id: Id0b7a6e210c3f93c6853c5e3031b7bcee47d0db9 --- gdb/features/z80.xml | 12 ++++++++++++ 1 file changed, 12 insertions(+) create mode 100644 gdb/features/z80.xml (limited to 'gdb/features/z80.xml') diff --git a/gdb/features/z80.xml b/gdb/features/z80.xml new file mode 100644 index 0000000..238687a --- /dev/null +++ b/gdb/features/z80.xml @@ -0,0 +1,12 @@ +<?xml version="1.0"?> +<!-- Copyright (C) 2020 Free Software Foundation, Inc. + + Copying and distribution of this file, with or without modification, + are permitted in any medium without royalty provided the copyright + notice and this notice are preserved. --> + +<!DOCTYPE target SYSTEM "gdb-target.dtd"> +<target> + <architecture>z80</architecture> + <xi:include href="z80-cpu.xml"/> +</target> -- cgit v1.1