[PATCH v4 13/17] target/arm/kvm: Special case REVIDR_EL1 and AIDR_EL1

[Eric Auger <eric.auger@redhat.com>]

Special case REVIDR_EL1 and AIDR_EL1 which are writable but
does not expose named fields. They will need to be handled
separately

Signed-off-by: Eric Auger <eric.auger@redhat.com>
---
 target/arm/kvm.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/target/arm/kvm.c b/target/arm/kvm.c
index d9bf1ec039..f3aecef35c 100644
--- a/target/arm/kvm.c
+++ b/target/arm/kvm.c
@@ -472,7 +472,15 @@ void kvm_arm_expose_idreg_properties(ARMCPU *cpu, ARM64SysReg *regs)
                 warn_report("%s: reg %d writable, but not in list of idregs?",
                             __func__, i);
             } else {
-                decode_idreg_writemap(obj, i, mask, &regs[idx]);
+                /*
+                 * special case REVIDR_EL1 and AIDR_EL1 which are writable but
+                 * does not expose named fields. They will need to be handled
+                 * separately
+                 */
+                if (strcmp(regs[idx].name, "REVIDR_EL1") &&
+                    strcmp(regs[idx].name, "AIDR_EL1")) {
+                    decode_idreg_writemap(obj, i, mask, &regs[idx]);
+                }
             }
         }
     }
-- 
2.53.0