diff --git a/CMakeLists.txt b/CMakeLists.txt
index a620ba0..4d07224 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -168,7 +168,8 @@ if(sh-generic IN_LIST TARGET_FOLDERS)
   list(APPEND SOURCES
     src/libc/setjmp/target/sh-generic/setjmp.S
     src/libc/setjmp/target/sh-generic/longjmp.S
-    src/libc/string/target/sh-generic/memchr.S)
+    src/libc/string/target/sh-generic/memchr.S
+    src/target/sh-generic/cpucap.c)
 endif()
 
 if(casiowin-fx IN_LIST TARGET_FOLDERS)
diff --git a/include/target/sh-generic/bits/asm/cpucap.h b/include/target/sh-generic/bits/asm/cpucap.h
new file mode 100644
index 0000000..b910542
--- /dev/null
+++ b/include/target/sh-generic/bits/asm/cpucap.h
@@ -0,0 +1,9 @@
+#ifndef __BITS_ASM_CPUCAP_H__
+# define __BITS_ASM_CPUCAP_H__
+
+/* CPU capabilities for assembler code. See also <bits/cpucap.h>. */
+
+/* CPU supports the SH4AL-DSP instruction set (with DSP turned on). */
+#define __CPUCAP_SH4ALDSP 0x01
+
+#endif /*__BITS_ASM_CPUCAP_H__*/
diff --git a/include/target/sh-generic/bits/cpucap.h b/include/target/sh-generic/bits/cpucap.h
new file mode 100644
index 0000000..974ce5a
--- /dev/null
+++ b/include/target/sh-generic/bits/cpucap.h
@@ -0,0 +1,9 @@
+#ifndef __BITS_CPUCAP_H__
+# define __BITS_CPUCAP_H__
+
+#include <bits/asm/cpucap.h>
+
+/* CPU flags determined at runtime. */
+extern int __cpucap;
+
+#endif /*__BITS_CPUCAP_H__*/
diff --git a/src/target/sh-generic/cpucap.c b/src/target/sh-generic/cpucap.c
new file mode 100644
index 0000000..2167505
--- /dev/null
+++ b/src/target/sh-generic/cpucap.c
@@ -0,0 +1,3 @@
+#include <bits/cpucap.h>
+
+int __cpucap = 0;