diff options
| author | Peter Maydell <peter.maydell@linaro.org> | 2014-09-12 14:06:48 +0100 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2014-09-12 14:06:48 +0100 |
| commit | 08225676b279fd14683275b65ed701972e008043 (patch) | |
| tree | a44a2fddb77bb5781fb29f0a8c51b7adf6c7c8f0 /include/qom | |
| parent | 3ee887e8ff7610d83bf05b0ebd5a1d891f0d8816 (diff) | |
| download | qemu-08225676b279fd14683275b65ed701972e008043.zip qemu-08225676b279fd14683275b65ed701972e008043.tar.gz qemu-08225676b279fd14683275b65ed701972e008043.tar.bz2 | |
exec.c: Record watchpoint fault address and direction
When we check whether we've hit a watchpoint we know the address
that we were attempting to access and whether it was a read or a
write. Record this information in the CPUWatchpoint struct so that
target-specific code can report it to the guest.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Diffstat (limited to 'include/qom')
| -rw-r--r-- | include/qom/cpu.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/include/qom/cpu.h b/include/qom/cpu.h index 7c06f37..c325774 100644 --- a/include/qom/cpu.h +++ b/include/qom/cpu.h @@ -170,6 +170,7 @@ typedef struct CPUBreakpoint { typedef struct CPUWatchpoint { vaddr vaddr; vaddr len; + vaddr hitaddr; int flags; /* BP_* */ QTAILQ_ENTRY(CPUWatchpoint) entry; } CPUWatchpoint; @@ -622,9 +623,12 @@ void cpu_single_step(CPUState *cpu, int enabled); #define BP_MEM_WRITE 0x02 #define BP_MEM_ACCESS (BP_MEM_READ | BP_MEM_WRITE) #define BP_STOP_BEFORE_ACCESS 0x04 -#define BP_WATCHPOINT_HIT 0x08 +/* 0x08 currently unused */ #define BP_GDB 0x10 #define BP_CPU 0x20 +#define BP_WATCHPOINT_HIT_READ 0x40 +#define BP_WATCHPOINT_HIT_WRITE 0x80 +#define BP_WATCHPOINT_HIT (BP_WATCHPOINT_HIT_READ | BP_WATCHPOINT_HIT_WRITE) int cpu_breakpoint_insert(CPUState *cpu, vaddr pc, int flags, CPUBreakpoint **breakpoint); |