diff options
| author | David Hildenbrand <dahi@linux.vnet.ibm.com> | 2012-09-03 13:09:10 +0200 |
|---|---|---|
| committer | Cornelia Huck <cornelia.huck@de.ibm.com> | 2014-05-20 13:05:58 +0200 |
| commit | 770a63792b2c9a3f9565b68b0a7ef0be6883f551 (patch) | |
| tree | 719d8a98fce82f05a422ba922efde03833c16564 /target-s390x/helper.c | |
| parent | b30f4dfbdaf353e580f8a834aeea6b96ac1c67c9 (diff) | |
| download | qemu-770a63792b2c9a3f9565b68b0a7ef0be6883f551.tar.gz | |
s390x/kvm: hw debugging support via guest PER facility
This patch makes use of the hw debugging support in kvm (provided by the guest's
PER facility) on s390. It enables the following features, available using the
gdbserver:
- single-stepping
- hw breakpoints
- hw watchpoints
Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: Jens Freimann <jfrei@linux.vnet.ibm.com>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Diffstat (limited to 'target-s390x/helper.c')
| -rw-r--r-- | target-s390x/helper.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/target-s390x/helper.c b/target-s390x/helper.c index 7c76fc149b..3d756cae6c 100644 --- a/target-s390x/helper.c +++ b/target-s390x/helper.c @@ -489,6 +489,18 @@ hwaddr s390_cpu_get_phys_page_debug(CPUState *cs, vaddr vaddr) return raddr; } +hwaddr s390_cpu_get_phys_addr_debug(CPUState *cs, vaddr vaddr) +{ + hwaddr phys_addr; + target_ulong page; + + page = vaddr & TARGET_PAGE_MASK; + phys_addr = cpu_get_phys_page_debug(cs, page); + phys_addr += (vaddr & ~TARGET_PAGE_MASK); + + return phys_addr; +} + void load_psw(CPUS390XState *env, uint64_t mask, uint64_t addr) { if (mask & PSW_MASK_WAIT) { |