Merge remote-tracking branch 'remotes/amarkovic/tags/mips-queue-may-19-2019-v3' into staging

MIPS queue for May 19th, 2019 - v3

# gpg: Signature made Sun 26 May 2019 17:07:07 BST
# gpg:                using RSA key D4972A8967F75A65
# gpg: Good signature from "Aleksandar Markovic <amarkovic@wavecomp.com>" [unknown]
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 8526 FBF1 5DA3 811F 4A01  DD75 D497 2A89 67F7 5A65

* remotes/amarkovic/tags/mips-queue-may-19-2019-v3:
  BootLinuxSshTest: Test some userspace commands on Malta
  target/mips: realign comments to fix checkpatch warnings
  target/mips: add or remove space to fix checkpatch errors
  linux-user: fix __NR_semtimedop undeclared error
  mips: Decide to map PAGE_EXEC in map_address
  target/mips: Refactor and fix INSERT.<B|H|W|D> instructions
  target/mips: Refactor and fix COPY_U.<B|H|W> instructions
  target/mips: Refactor and fix COPY_S.<B|H|W|D> instructions
  target/mips: Fix MSA instructions ST.<B|H|W|D> on big endian host
  target/mips: Fix MSA instructions LD.<B|H|W|D> on big endian host
  target/mips: Make the results of MOD_<U|S>.<B|H|W|D> the same as on hardware
  target/mips: Make the results of DIV_<U|S>.<B|H|W|D> the same as on hardware

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 8 insertions, 5 deletions

diff --git a/target/mips/helper.c b/target/mips/helper.c
index 9799f2e..68e44df 100644
--- a/target/mips/helper.c
+++ b/target/mips/helper.c
@@ -43,7 +43,7 @@ int no_mmu_map_address (CPUMIPSState *env, hwaddr *physical, int *prot,
                         target_ulong address, int rw, int access_type)
 {
     *physical = address;
-    *prot = PAGE_READ | PAGE_WRITE;
+    *prot = PAGE_READ | PAGE_WRITE | PAGE_EXEC;
     return TLBRET_MATCH;
 }
 
@@ -61,7 +61,7 @@ int fixed_mmu_map_address (CPUMIPSState *env, hwaddr *physical, int *prot,
     else
         *physical = address;
 
-    *prot = PAGE_READ | PAGE_WRITE;
+    *prot = PAGE_READ | PAGE_WRITE | PAGE_EXEC;
     return TLBRET_MATCH;
 }
 
@@ -101,6 +101,9 @@ int r4k_map_address (CPUMIPSState *env, hwaddr *physical, int *prot,
                 *prot = PAGE_READ;
                 if (n ? tlb->D1 : tlb->D0)
                     *prot |= PAGE_WRITE;
+                if (!(n ? tlb->XI1 : tlb->XI0)) {
+                    *prot |= PAGE_EXEC;
+                }
                 return TLBRET_MATCH;
             }
             return TLBRET_DIRTY;
@@ -182,7 +185,7 @@ static int get_seg_physical_address(CPUMIPSState *env, hwaddr *physical,
     } else {
         /* The segment is unmapped */
         *physical = physical_base | (real_address & segmask);
-        *prot = PAGE_READ | PAGE_WRITE;
+        *prot = PAGE_READ | PAGE_WRITE | PAGE_EXEC;
         return TLBRET_MATCH;
     }
 }
@@ -907,7 +910,7 @@ bool mips_cpu_tlb_fill(CPUState *cs, vaddr address, int size,
     }
     if (ret == TLBRET_MATCH) {
         tlb_set_page(cs, address & TARGET_PAGE_MASK,
-                     physical & TARGET_PAGE_MASK, prot | PAGE_EXEC,
+                     physical & TARGET_PAGE_MASK, prot,
                      mmu_idx, TARGET_PAGE_SIZE);
         return true;
     }
@@ -927,7 +930,7 @@ bool mips_cpu_tlb_fill(CPUState *cs, vaddr address, int size,
                                        access_type, mips_access_type, mmu_idx);
             if (ret == TLBRET_MATCH) {
                 tlb_set_page(cs, address & TARGET_PAGE_MASK,
-                             physical & TARGET_PAGE_MASK, prot | PAGE_EXEC,
+                             physical & TARGET_PAGE_MASK, prot,
                              mmu_idx, TARGET_PAGE_SIZE);
                 return true;
             }