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-rw-r--r--target-microblaze/cpu.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/target-microblaze/cpu.c b/target-microblaze/cpu.c
index c4cd68ab79..92c51a043e 100644
--- a/target-microblaze/cpu.c
+++ b/target-microblaze/cpu.c
@@ -119,6 +119,9 @@ static void mb_cpu_realizefn(DeviceState *dev, Error **errp)
env->pvr.regs[2] |= (cpu->cfg.use_fpu ? PVR2_USE_FPU_MASK : 0) |
(cpu->cfg.use_fpu > 1 ? PVR2_USE_FPU2_MASK : 0);
+ env->pvr.regs[5] |= cpu->cfg.dcache_writeback ?
+ PVR5_DCACHE_WRITEBACK_MASK : 0;
+
env->pvr.regs[10] = 0x0c000000; /* Default to spartan 3a dsp family. */
env->pvr.regs[11] = PVR11_USE_MMU | (16 << 17);
@@ -169,6 +172,8 @@ static Property mb_properties[] = {
*/
DEFINE_PROP_UINT8("use-fpu", MicroBlazeCPU, cfg.use_fpu, 2),
DEFINE_PROP_BOOL("use-mmu", MicroBlazeCPU, cfg.use_mmu, true),
+ DEFINE_PROP_BOOL("dcache-writeback", MicroBlazeCPU, cfg.dcache_writeback,
+ false),
DEFINE_PROP_END_OF_LIST(),
};