[Qemu-devel] [PATCH] Allow PIR read in privileged mode

[Leandro]

According to PowerISA, the PIR register should be readable in privileged
mode also, not only in hypervisor privileged mode.

The following patch fixes this:

--- qemu-2.12.0-original/target/ppc/translate_init.c    2018-04-24
13:30:47.000000000 -0300
+++ qemu-2.12.0/target/ppc/translate_init.c     2018-04-25
16:40:04.248844415 -0300
@@ -7811,7 +7811,7 @@
     /* Processor identification */
     spr_register_hv(env, SPR_PIR, "PIR",
                  SPR_NOACCESS, SPR_NOACCESS,
-                 SPR_NOACCESS, SPR_NOACCESS,
+                 &spr_read_generic, SPR_NOACCESS,
                  &spr_read_generic, NULL,
                  0x00000000);
     spr_register_hv(env, SPR_HID0, "HID0",