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target-arm: Implement setting of watchpoints

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Implement support for setting QEMU watchpoints based on the
values the guest writes to the ARM architected watchpoint
registers. (We do not yet report the firing of the watchpoints
to the guest, so they will just be ignored.)

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2014-09-12 14:06:49 +01:00
parent 86025ee443
commit 9ee98ce810
5 changed files with 149 additions and 3 deletions
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2
target-arm/cpu.h
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@ -323,6 +323,8 @@ typedef struct CPUARMState {
int eabi;
#endif
struct CPUWatchpoint *cpu_watchpoint[16];
CPU_COMMON
/* These fields after the common ones so they are preserved on reset. */