target/riscv: rvk: add cfg properties for zbk* and zk*

Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20220423023510.30794-2-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c
index ace68ed..62a47c1 100644
--- a/target/riscv/cpu.c
+++ b/target/riscv/cpu.c
@@ -612,6 +612,29 @@
             cpu->cfg.ext_zfinx = true;
         }
 
+        if (cpu->cfg.ext_zk) {
+            cpu->cfg.ext_zkn = true;
+            cpu->cfg.ext_zkr = true;
+            cpu->cfg.ext_zkt = true;
+        }
+
+        if (cpu->cfg.ext_zkn) {
+            cpu->cfg.ext_zbkb = true;
+            cpu->cfg.ext_zbkc = true;
+            cpu->cfg.ext_zbkx = true;
+            cpu->cfg.ext_zkne = true;
+            cpu->cfg.ext_zknd = true;
+            cpu->cfg.ext_zknh = true;
+        }
+
+        if (cpu->cfg.ext_zks) {
+            cpu->cfg.ext_zbkb = true;
+            cpu->cfg.ext_zbkc = true;
+            cpu->cfg.ext_zbkx = true;
+            cpu->cfg.ext_zksed = true;
+            cpu->cfg.ext_zksh = true;
+        }
+
         /* Set the ISA extensions, checks should have happened above */
         if (cpu->cfg.ext_i) {
             ext |= RVI;
diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h
index 46c66fb..fe6c9a2 100644
--- a/target/riscv/cpu.h
+++ b/target/riscv/cpu.h
@@ -377,7 +377,20 @@
     bool ext_zba;
     bool ext_zbb;
     bool ext_zbc;
+    bool ext_zbkb;
+    bool ext_zbkc;
+    bool ext_zbkx;
     bool ext_zbs;
+    bool ext_zk;
+    bool ext_zkn;
+    bool ext_zknd;
+    bool ext_zkne;
+    bool ext_zknh;
+    bool ext_zkr;
+    bool ext_zks;
+    bool ext_zksed;
+    bool ext_zksh;
+    bool ext_zkt;
     bool ext_counters;
     bool ext_ifencei;
     bool ext_icsr;