[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH 3/4] Add GDB qAttached support
From: |
Jan Kiszka |
Subject: |
[Qemu-devel] [PATCH 3/4] Add GDB qAttached support |
Date: |
Sat, 7 Feb 2015 09:38:44 +0100 |
From: Jan Kiszka <address@hidden>
With this patch QEMU handles qAttached request from gdb. When QEMU
replies 1, GDB sends a "detach" command at the end of a debugging
session otherwise GDB sends "kill".
The default value for qAttached is 1 on system emulation and 0 on user
emulation.
Based on original version by Fabien Chouteau.
Signed-off-by: Jan Kiszka <address@hidden>
---
gdbstub.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/gdbstub.c b/gdbstub.c
index 91cc785..efa29b2 100644
--- a/gdbstub.c
+++ b/gdbstub.c
@@ -41,6 +41,12 @@
#include "qemu/sockets.h"
#include "sysemu/kvm.h"
+#ifdef CONFIG_USER_ONLY
+#define GDB_ATTACHED "0"
+#else
+#define GDB_ATTACHED "1"
+#endif
+
static inline int target_memory_rw_debug(CPUState *cpu, target_ulong addr,
uint8_t *buf, int len, bool is_write)
{
@@ -1195,6 +1201,10 @@ static int gdb_handle_packet(GDBState *s, const char
*line_buf)
put_packet_binary(s, buf, len + 1);
break;
}
+ if (is_query_packet(p, "Attached", ':')) {
+ put_packet(s, GDB_ATTACHED);
+ break;
+ }
/* Unrecognised 'q' command. */
goto unknown_command;
--
2.1.4
- [Qemu-devel] [PATCH 0/4] gdbstub: improve query packet parsing, add qAttached support, Jan Kiszka, 2015/02/07
- [Qemu-devel] [PATCH 4/4] Revert "gdbstub: Do not kill target in system emulation mode", Jan Kiszka, 2015/02/07
- [Qemu-devel] [PATCH 1/4] gdbstub: Fix qOffsets packet detection, Jan Kiszka, 2015/02/07
- [Qemu-devel] [PATCH 3/4] Add GDB qAttached support,
Jan Kiszka <=
- [Qemu-devel] [PATCH 2/4] gdbstub: Introduce and is is_query_packet helper, Jan Kiszka, 2015/02/07
- Re: [Qemu-devel] [PATCH 0/4] gdbstub: improve query packet parsing, add qAttached support, Pedro Alves, 2015/02/08
- Re: [Qemu-devel] [PATCH 0/4] gdbstub: improve query packet parsing, add qAttached support, Peter Maydell, 2015/02/11