auto import from //depot/cupcake/@135843

1 files changed, 45 insertions, 0 deletions

diff --git a/libc/kernel/common/linux/mtd/cfi_endian.h b/libc/kernel/common/linux/mtd/cfi_endian.h
new file mode 100644
index 0000000..452091e
--- /dev/null
+++ b/libc/kernel/common/linux/mtd/cfi_endian.h
@@ -0,0 +1,45 @@
+/****************************************************************************
+ ****************************************************************************
+ ***
+ ***   This header was automatically generated from a Linux kernel header
+ ***   of the same name, to make information necessary for userspace to
+ ***   call into the kernel available to libc.  It contains only constants,
+ ***   structures, and macros generated from the original header, and thus,
+ ***   contains no copyrightable information.
+ ***
+ ****************************************************************************
+ ****************************************************************************/
+#include <asm/byteorder.h>
+
+#define CFI_HOST_ENDIAN
+
+#ifdef CFI_LITTLE_ENDIAN
+#define cpu_to_cfi8(x) (x)
+#define cfi8_to_cpu(x) (x)
+#define cpu_to_cfi16(x) cpu_to_le16(x)
+#define cpu_to_cfi32(x) cpu_to_le32(x)
+#define cpu_to_cfi64(x) cpu_to_le64(x)
+#define cfi16_to_cpu(x) le16_to_cpu(x)
+#define cfi32_to_cpu(x) le32_to_cpu(x)
+#define cfi64_to_cpu(x) le64_to_cpu(x)
+#elif defined (CFI_BIG_ENDIAN)
+#define cpu_to_cfi8(x) (x)
+#define cfi8_to_cpu(x) (x)
+#define cpu_to_cfi16(x) cpu_to_be16(x)
+#define cpu_to_cfi32(x) cpu_to_be32(x)
+#define cpu_to_cfi64(x) cpu_to_be64(x)
+#define cfi16_to_cpu(x) be16_to_cpu(x)
+#define cfi32_to_cpu(x) be32_to_cpu(x)
+#define cfi64_to_cpu(x) be64_to_cpu(x)
+#elif defined (CFI_HOST_ENDIAN)
+#define cpu_to_cfi8(x) (x)
+#define cfi8_to_cpu(x) (x)
+#define cpu_to_cfi16(x) (x)
+#define cpu_to_cfi32(x) (x)
+#define cpu_to_cfi64(x) (x)
+#define cfi16_to_cpu(x) (x)
+#define cfi32_to_cpu(x) (x)
+#define cfi64_to_cpu(x) (x)
+#else
+#error No CFI endianness defined
+#endif