target/microblaze: Add the pvr-user1 property

Add the pvr-user1 property to control the user-defined
PVR0 User1 field.

Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Luc Michel <luc.michel@greensocs.com>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>

diff --git a/target/microblaze/cpu.c b/target/microblaze/cpu.c
index 585e60e..df5ee21 100644 (file)
--- a/target/microblaze/cpu.c
+++ b/target/microblaze/cpu.c
@@ -193,7 +193,8 @@ static void mb_cpu_realizefn(DeviceState *dev, Error **errp)
                         (cpu->cfg.use_mmu ? PVR0_USE_MMU_MASK : 0) |
                         (cpu->cfg.endi ? PVR0_ENDI_MASK : 0) |
                         (version_code << PVR0_VERSION_SHIFT) |
-                        (cpu->cfg.pvr == C_PVR_FULL ? PVR0_PVR_FULL_MASK : 0);
+                        (cpu->cfg.pvr == C_PVR_FULL ? PVR0_PVR_FULL_MASK : 0) |
+                        cpu->cfg.pvr_user1;
 
     env->pvr.regs[2] |= (cpu->cfg.use_fpu ? PVR2_USE_FPU_MASK : 0) |
                         (cpu->cfg.use_fpu > 1 ? PVR2_USE_FPU2_MASK : 0) |
@@ -292,6 +293,7 @@ static Property mb_properties[] = {
                      cfg.opcode_0_illegal, false),
     DEFINE_PROP_STRING("version", MicroBlazeCPU, cfg.version),
     DEFINE_PROP_UINT8("pvr", MicroBlazeCPU, cfg.pvr, C_PVR_FULL),
+    DEFINE_PROP_UINT8("pvr-user1", MicroBlazeCPU, cfg.pvr_user1, 0),
     DEFINE_PROP_END_OF_LIST(),
 };
 

diff --git a/target/microblaze/cpu.h b/target/microblaze/cpu.h
index ef9081d..7bb5a3d 100644 (file)
--- a/target/microblaze/cpu.h
+++ b/target/microblaze/cpu.h
@@ -307,6 +307,7 @@ struct MicroBlazeCPU {
         bool opcode_0_illegal;
         bool div_zero_exception;
         bool unaligned_exceptions;
+        uint8_t pvr_user1;
         char *version;
         uint8_t pvr;
     } cfg;