diff options
Diffstat (limited to 'arch/mips/tx4938/common/dbgio.c')
-rw-r--r-- | arch/mips/tx4938/common/dbgio.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/arch/mips/tx4938/common/dbgio.c b/arch/mips/tx4938/common/dbgio.c new file mode 100644 index 000000000000..bea59ff1842a --- /dev/null +++ b/arch/mips/tx4938/common/dbgio.c | |||
@@ -0,0 +1,50 @@ | |||
1 | /* | ||
2 | * linux/arch/mips/tx4938/common/dbgio.c | ||
3 | * | ||
4 | * kgdb interface for gdb | ||
5 | * | ||
6 | * Author: MontaVista Software, Inc. | ||
7 | * source@mvista.com | ||
8 | * | ||
9 | * Copyright 2005 MontaVista Software Inc. | ||
10 | * | ||
11 | * This program is free software; you can redistribute it and/or modify it | ||
12 | * under the terms of the GNU General Public License as published by the | ||
13 | * Free Software Foundation; either version 2 of the License, or (at your | ||
14 | * option) any later version. | ||
15 | * | ||
16 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED | ||
17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF | ||
18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. | ||
19 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, | ||
20 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, | ||
21 | * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS | ||
22 | * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND | ||
23 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR | ||
24 | * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE | ||
25 | * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | ||
26 | * | ||
27 | * You should have received a copy of the GNU General Public License along | ||
28 | * with this program; if not, write to the Free Software Foundation, Inc., | ||
29 | * 675 Mass Ave, Cambridge, MA 02139, USA. | ||
30 | * | ||
31 | * Support for TX4938 in 2.6 - Hiroshi DOYU <Hiroshi_DOYU@montavista.co.jp> | ||
32 | */ | ||
33 | |||
34 | #include <asm/mipsregs.h> | ||
35 | #include <asm/system.h> | ||
36 | #include <asm/tx4938/tx4938_mips.h> | ||
37 | |||
38 | extern u8 txx9_sio_kdbg_rd(void); | ||
39 | extern int txx9_sio_kdbg_wr( u8 ch ); | ||
40 | |||
41 | u8 getDebugChar(void) | ||
42 | { | ||
43 | return (txx9_sio_kdbg_rd()); | ||
44 | } | ||
45 | |||
46 | int putDebugChar(u8 byte) | ||
47 | { | ||
48 | return (txx9_sio_kdbg_wr(byte)); | ||
49 | } | ||
50 | |||