diff options
author | Yang Zhang <yang.z.zhang@intel.com> | 2015-08-28 09:58:54 +0800 |
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committer | Yang Zhang <yang.z.zhang@intel.com> | 2015-09-01 12:44:00 +0800 |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/ipxe/src/core/gdbserial.c | |
parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/ipxe/src/core/gdbserial.c')
-rw-r--r-- | qemu/roms/ipxe/src/core/gdbserial.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/qemu/roms/ipxe/src/core/gdbserial.c b/qemu/roms/ipxe/src/core/gdbserial.c new file mode 100644 index 000000000..6f78c88bf --- /dev/null +++ b/qemu/roms/ipxe/src/core/gdbserial.c @@ -0,0 +1,49 @@ +/* + * Copyright (C) 2008 Stefan Hajnoczi <stefanha@gmail.com>. + * + * 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 2 of the + * License, or 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, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA. + */ + +FILE_LICENCE ( GPL2_OR_LATER ); + +#include <assert.h> +#include <ipxe/serial.h> +#include <ipxe/gdbstub.h> +#include <ipxe/gdbserial.h> + +struct gdb_transport serial_gdb_transport __gdb_transport; + +static size_t gdbserial_recv ( char *buf, size_t len ) { + assert ( len > 0 ); + buf [ 0 ] = serial_getc(); + return 1; +} + +static void gdbserial_send ( const char *buf, size_t len ) { + while ( len-- > 0 ) { + serial_putc ( *buf++ ); + } +} + +struct gdb_transport serial_gdb_transport __gdb_transport = { + .name = "serial", + .recv = gdbserial_recv, + .send = gdbserial_send, +}; + +struct gdb_transport *gdbserial_configure ( void ) { + return &serial_gdb_transport; +} |