diff mbox series

[v3,2/2] Always return EXCP_DMAR for protection id trap as EXCP_DMP is considered legacy.

Message ID 20190423063621.8203-3-nick.hudson@gmx.co.uk
State New
Headers show
Series HPPA fixes for NetBSD/hppa emulation | expand

Commit Message

Nick Hudson April 23, 2019, 6:36 a.m. UTC 
From: Nick Hudson <skrll@netbsd.org>

"In PA-RISC 1.1 (Second Edition) and later revisions, processors must use
traps 26, 27,and 28 which provide equivalent functionality"

Signed-off-by: Nick Hudson <skrll@netbsd.org>
---
 target/hppa/mem_helper.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

--
2.17.1
diff mbox series

Patch

diff --git a/target/hppa/mem_helper.c b/target/hppa/mem_helper.c
index c9b57d07c3..77fb544838 100644
--- a/target/hppa/mem_helper.c
+++ b/target/hppa/mem_helper.c
@@ -154,8 +154,7 @@  int hppa_get_physical_address(CPUHPPAState *env, vaddr addr, int mmu_idx,

     if (unlikely(!(prot & type))) {
         /* The access isn't allowed -- Inst/Data Memory Protection Fault.  */
-        ret = (type & PAGE_EXEC ? EXCP_IMP :
-               prot & PAGE_READ ? EXCP_DMP : EXCP_DMAR);
+        ret = (type & PAGE_EXEC) ? EXCP_IMP : EXCP_DMAR;
         goto egress;
     }