target-sh4: add prefi, icbi, synco

(Vladimir Prus)

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6013 c046a42c-6fe2-441c-8c8c-71466251a162

1 files changed, 7 insertions, 0 deletions

diff --git a/target-sh4/cpu.h b/target-sh4/cpu.h
index 687b70363..ec4aaceda 100644
--- a/target-sh4/cpu.h
+++ b/target-sh4/cpu.h
@@ -89,6 +89,10 @@ typedef struct tlb_t {
 
 #define NB_MMU_MODES 2
 
+enum sh_features {
+    SH_FEATURE_SH4A = 1,
+};
+
 typedef struct CPUSH4State {
     int id;			/* CPU model */
 
@@ -113,6 +117,9 @@ typedef struct CPUSH4State {
     /* float point status register */
     float_status fp_status;
 
+    /* The features that we should emulate. See sh_features above.  */
+    uint32_t features;
+
     /* Those belong to the specific unit (SH7750) but are handled here */
     uint32_t mmucr;		/* MMU control register */
     uint32_t pteh;		/* page table entry high register */