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authorEdgar E. Iglesias <edgar.iglesias@xilinx.com>2018-04-13 16:04:13 +0200
committerEdgar E. Iglesias <edgar.iglesias@xilinx.com>2018-05-29 09:33:52 +0200
commit9e50a927b4e2e724849f6ec19fa55fe40e13d174 (patch)
tree387702d843021d9bfcf52b2052b95330fe3b036d /target/microblaze
parenta17f7c05f07aa3a825f7dc1ba22d70df16098d3c (diff)
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target-microblaze: Conditionalize setting of PVR11_USE_MMU
Conditionalize setting of PVR11_USE_MMU on the use_mmu CPU property, otherwise we may incorrectly advertise an MMU via PVR when the core in fact has none. Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Diffstat (limited to 'target/microblaze')
-rw-r--r--target/microblaze/cpu.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/target/microblaze/cpu.c b/target/microblaze/cpu.c
index 06476f6..a6f1ce6 100644
--- a/target/microblaze/cpu.c
+++ b/target/microblaze/cpu.c
@@ -201,7 +201,8 @@ static void mb_cpu_realizefn(DeviceState *dev, Error **errp)
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);
+ env->pvr.regs[11] = (cpu->cfg.use_mmu ? PVR11_USE_MMU : 0) |
+ 16 << 17;
mcc->parent_realize(dev, errp);
}