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-rw-r--r--target-ppc/cpu.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/target-ppc/cpu.h b/target-ppc/cpu.h
index b34aed6a19..31c6fee6f4 100644
--- a/target-ppc/cpu.h
+++ b/target-ppc/cpu.h
@@ -122,9 +122,15 @@ enum powerpc_mmu_t {
     /* Architecture 2.06 variant                               */
     POWERPC_MMU_2_06       = POWERPC_MMU_64 | POWERPC_MMU_1TSEG
                              | POWERPC_MMU_AMR | 0x00000003,
+    /* Architecture 2.06 "degraded" (no 1T segments)           */
+    POWERPC_MMU_2_06a      = POWERPC_MMU_64 | POWERPC_MMU_AMR
+                             | 0x00000003,
     /* Architecture 2.07 variant                               */
     POWERPC_MMU_2_07       = POWERPC_MMU_64 | POWERPC_MMU_1TSEG
                              | POWERPC_MMU_AMR | 0x00000004,
+    /* Architecture 2.07 "degraded" (no 1T segments)           */
+    POWERPC_MMU_2_07a      = POWERPC_MMU_64 | POWERPC_MMU_AMR
+                             | 0x00000004,
 #endif /* defined(TARGET_PPC64) */
 };