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target/hppa: Always return EXCP_DMAR for protection id trap 

The EXCP_DMP trap is considered legacy.

"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>
Message-Id: <20190423063621.8203-3-nick.hudson@gmx.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Nick Hudson 2019-04-23 07:36:21 +01:00 committed by Richard Henderson
parent 6797c31510
commit affdb7e6ba
1 changed files with 1 additions and 2 deletions
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3
target/hppa/mem_helper.c
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@ -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;
}