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-rw-r--r--target/xtensa/cpu.h6
-rw-r--r--target/xtensa/overlay_tool.h2
-rw-r--r--target/xtensa/translate.c162
3 files changed, 170 insertions, 0 deletions
diff --git a/target/xtensa/cpu.h b/target/xtensa/cpu.h
index d4258fcc61..74ee7d1253 100644
--- a/target/xtensa/cpu.h
+++ b/target/xtensa/cpu.h
@@ -144,6 +144,12 @@ enum {
     CACHEATTR = 98,
     ATOMCTL = 99,
     DDR = 104,
+    MEPC = 106,
+    MEPS = 107,
+    MESAVE = 108,
+    MESR = 109,
+    MECR = 110,
+    MEVADDR = 111,
     IBREAKA = 128,
     DBREAKA = 144,
     DBREAKC = 160,
diff --git a/target/xtensa/overlay_tool.h b/target/xtensa/overlay_tool.h
index 8b380ce5e3..ffaab4b094 100644
--- a/target/xtensa/overlay_tool.h
+++ b/target/xtensa/overlay_tool.h
@@ -112,6 +112,8 @@
     XCHAL_OPTION(XCHAL_DCACHE_LINE_LOCKABLE, \
             XTENSA_OPTION_DCACHE_INDEX_LOCK) | \
     XCHAL_OPTION(XCHAL_UNALIGNED_LOAD_HW, XTENSA_OPTION_HW_ALIGNMENT) | \
+    XCHAL_OPTION(XCHAL_HAVE_MEM_ECC_PARITY, \
+                 XTENSA_OPTION_MEMORY_ECC_PARITY) | \
     /* Memory protection and translation */ \
     XCHAL_OPTION(XCHAL_HAVE_MIMIC_CACHEATTR, \
             XTENSA_OPTION_REGION_PROTECTION) | \
diff --git a/target/xtensa/translate.c b/target/xtensa/translate.c
index 100d6e1265..63a90fdd17 100644
--- a/target/xtensa/translate.c
+++ b/target/xtensa/translate.c
@@ -4216,6 +4216,60 @@ static const XtensaOpcodeOps core_ops[] = {
         .par = (const uint32_t[]){MEMCTL},
         .op_flags = XTENSA_OP_PRIVILEGED,
     }, {
+        .name = "rsr.mecr",
+        .translate = translate_rsr,
+        .test_ill = test_ill_sr,
+        .par = (const uint32_t[]){
+            MECR,
+            XTENSA_OPTION_MEMORY_ECC_PARITY,
+        },
+        .op_flags = XTENSA_OP_PRIVILEGED,
+    }, {
+        .name = "rsr.mepc",
+        .translate = translate_rsr,
+        .test_ill = test_ill_sr,
+        .par = (const uint32_t[]){
+            MEPC,
+            XTENSA_OPTION_MEMORY_ECC_PARITY,
+        },
+        .op_flags = XTENSA_OP_PRIVILEGED,
+    }, {
+        .name = "rsr.meps",
+        .translate = translate_rsr,
+        .test_ill = test_ill_sr,
+        .par = (const uint32_t[]){
+            MEPS,
+            XTENSA_OPTION_MEMORY_ECC_PARITY,
+        },
+        .op_flags = XTENSA_OP_PRIVILEGED,
+    }, {
+        .name = "rsr.mesave",
+        .translate = translate_rsr,
+        .test_ill = test_ill_sr,
+        .par = (const uint32_t[]){
+            MESAVE,
+            XTENSA_OPTION_MEMORY_ECC_PARITY,
+        },
+        .op_flags = XTENSA_OP_PRIVILEGED,
+    }, {
+        .name = "rsr.mesr",
+        .translate = translate_rsr,
+        .test_ill = test_ill_sr,
+        .par = (const uint32_t[]){
+            MESR,
+            XTENSA_OPTION_MEMORY_ECC_PARITY,
+        },
+        .op_flags = XTENSA_OP_PRIVILEGED,
+    }, {
+        .name = "rsr.mevaddr",
+        .translate = translate_rsr,
+        .test_ill = test_ill_sr,
+        .par = (const uint32_t[]){
+            MESR,
+            XTENSA_OPTION_MEMORY_ECC_PARITY,
+        },
+        .op_flags = XTENSA_OP_PRIVILEGED,
+    }, {
         .name = "rsr.misc0",
         .translate = translate_rsr,
         .test_ill = test_ill_sr,
@@ -5036,6 +5090,60 @@ static const XtensaOpcodeOps core_ops[] = {
         .par = (const uint32_t[]){MEMCTL},
         .op_flags = XTENSA_OP_PRIVILEGED,
     }, {
+        .name = "wsr.mecr",
+        .translate = translate_wsr,
+        .test_ill = test_ill_sr,
+        .par = (const uint32_t[]){
+            MECR,
+            XTENSA_OPTION_MEMORY_ECC_PARITY,
+        },
+        .op_flags = XTENSA_OP_PRIVILEGED,
+    }, {
+        .name = "wsr.mepc",
+        .translate = translate_wsr,
+        .test_ill = test_ill_sr,
+        .par = (const uint32_t[]){
+            MEPC,
+            XTENSA_OPTION_MEMORY_ECC_PARITY,
+        },
+        .op_flags = XTENSA_OP_PRIVILEGED,
+    }, {
+        .name = "wsr.meps",
+        .translate = translate_wsr,
+        .test_ill = test_ill_sr,
+        .par = (const uint32_t[]){
+            MEPS,
+            XTENSA_OPTION_MEMORY_ECC_PARITY,
+        },
+        .op_flags = XTENSA_OP_PRIVILEGED,
+    }, {
+        .name = "wsr.mesave",
+        .translate = translate_wsr,
+        .test_ill = test_ill_sr,
+        .par = (const uint32_t[]){
+            MESAVE,
+            XTENSA_OPTION_MEMORY_ECC_PARITY,
+        },
+        .op_flags = XTENSA_OP_PRIVILEGED,
+    }, {
+        .name = "wsr.mesr",
+        .translate = translate_wsr,
+        .test_ill = test_ill_sr,
+        .par = (const uint32_t[]){
+            MESR,
+            XTENSA_OPTION_MEMORY_ECC_PARITY,
+        },
+        .op_flags = XTENSA_OP_PRIVILEGED,
+    }, {
+        .name = "wsr.mevaddr",
+        .translate = translate_wsr,
+        .test_ill = test_ill_sr,
+        .par = (const uint32_t[]){
+            MESR,
+            XTENSA_OPTION_MEMORY_ECC_PARITY,
+        },
+        .op_flags = XTENSA_OP_PRIVILEGED,
+    }, {
         .name = "wsr.misc0",
         .translate = translate_wsr,
         .test_ill = test_ill_sr,
@@ -5702,6 +5810,60 @@ static const XtensaOpcodeOps core_ops[] = {
         .par = (const uint32_t[]){MEMCTL},
         .op_flags = XTENSA_OP_PRIVILEGED,
     }, {
+        .name = "xsr.mecr",
+        .translate = translate_xsr,
+        .test_ill = test_ill_sr,
+        .par = (const uint32_t[]){
+            MECR,
+            XTENSA_OPTION_MEMORY_ECC_PARITY,
+        },
+        .op_flags = XTENSA_OP_PRIVILEGED,
+    }, {
+        .name = "xsr.mepc",
+        .translate = translate_xsr,
+        .test_ill = test_ill_sr,
+        .par = (const uint32_t[]){
+            MEPC,
+            XTENSA_OPTION_MEMORY_ECC_PARITY,
+        },
+        .op_flags = XTENSA_OP_PRIVILEGED,
+    }, {
+        .name = "xsr.meps",
+        .translate = translate_xsr,
+        .test_ill = test_ill_sr,
+        .par = (const uint32_t[]){
+            MEPS,
+            XTENSA_OPTION_MEMORY_ECC_PARITY,
+        },
+        .op_flags = XTENSA_OP_PRIVILEGED,
+    }, {
+        .name = "xsr.mesave",
+        .translate = translate_xsr,
+        .test_ill = test_ill_sr,
+        .par = (const uint32_t[]){
+            MESAVE,
+            XTENSA_OPTION_MEMORY_ECC_PARITY,
+        },
+        .op_flags = XTENSA_OP_PRIVILEGED,
+    }, {
+        .name = "xsr.mesr",
+        .translate = translate_xsr,
+        .test_ill = test_ill_sr,
+        .par = (const uint32_t[]){
+            MESR,
+            XTENSA_OPTION_MEMORY_ECC_PARITY,
+        },
+        .op_flags = XTENSA_OP_PRIVILEGED,
+    }, {
+        .name = "xsr.mevaddr",
+        .translate = translate_xsr,
+        .test_ill = test_ill_sr,
+        .par = (const uint32_t[]){
+            MESR,
+            XTENSA_OPTION_MEMORY_ECC_PARITY,
+        },
+        .op_flags = XTENSA_OP_PRIVILEGED,
+    }, {
         .name = "xsr.misc0",
         .translate = translate_xsr,
         .test_ill = test_ill_sr,