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[Qemu-devel] [PATCH v1 5/6] s390x/tcg: make testblock use the new _real
From: |
David Hildenbrand |
Subject: |
[Qemu-devel] [PATCH v1 5/6] s390x/tcg: make testblock use the new _real mmu |
Date: |
Tue, 26 Sep 2017 20:33:17 +0200 |
Low address protection checks will be moved into the mmu later.
Signed-off-by: David Hildenbrand <address@hidden>
---
target/s390x/mem_helper.c | 12 ++----------
1 file changed, 2 insertions(+), 10 deletions(-)
diff --git a/target/s390x/mem_helper.c b/target/s390x/mem_helper.c
index 34ffc282bf..4cf4f29171 100644
--- a/target/s390x/mem_helper.c
+++ b/target/s390x/mem_helper.c
@@ -1702,17 +1702,9 @@ uint32_t HELPER(testblock)(CPUS390XState *env, uint64_t
real_addr)
{
uintptr_t ra = GETPC();
CPUState *cs = CPU(s390_env_get_cpu(env));
- uint64_t abs_addr;
int i;
- real_addr = wrap_address(env, real_addr);
- abs_addr = mmu_real2abs(env, real_addr) & TARGET_PAGE_MASK;
- if (!address_space_access_valid(&address_space_memory, abs_addr,
- TARGET_PAGE_SIZE, true)) {
- cpu_restore_state(cs, ra);
- program_interrupt(env, PGM_ADDRESSING, 4);
- return 1;
- }
+ real_addr = wrap_address(env, real_addr) & TARGET_PAGE_MASK;
/* Check low-address protection */
if ((env->cregs[0] & CR0_LOWPROT) && real_addr < 0x2000) {
@@ -1722,7 +1714,7 @@ uint32_t HELPER(testblock)(CPUS390XState *env, uint64_t
real_addr)
}
for (i = 0; i < TARGET_PAGE_SIZE; i += 8) {
- stq_phys(cs->as, abs_addr + i, 0);
+ cpu_stq_real_ra(env, real_addr + i, 0, ra);
}
return 0;
--
2.13.5
- [Qemu-devel] [PATCH v1 0/6] s390x/tcg: fix some accesses using low address, David Hildenbrand, 2017/09/26
- [Qemu-devel] [PATCH v1 1/6] s390x/tcg: fix checking for invalid memory check, David Hildenbrand, 2017/09/26
- [Qemu-devel] [PATCH v1 2/6] s390x/tcg: add MMU for real addresses, David Hildenbrand, 2017/09/26
- [Qemu-devel] [PATCH v1 3/6] s390x/tcg: make lura(g) use the new _real mmu., David Hildenbrand, 2017/09/26
- [Qemu-devel] [PATCH v1 4/6] s390x/tcg: make stora(g) use the new _real mmu, David Hildenbrand, 2017/09/26
- [Qemu-devel] [PATCH v1 5/6] s390x/tcg: make testblock use the new _real mmu,
David Hildenbrand <=
- [Qemu-devel] [PATCH v1 6/6] s390x/tcg: make idte/ipte use the new _real mmu, David Hildenbrand, 2017/09/26
- Re: [Qemu-devel] [PATCH v1 0/6] s390x/tcg: fix some accesses using low address, Richard Henderson, 2017/09/26
- Re: [Qemu-devel] [PATCH v1 0/6] s390x/tcg: fix some accesses using low address, Cornelia Huck, 2017/09/27