Add qemu 2.4.0

Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>

1 files changed, 27 insertions, 0 deletions

diff --git a/qemu/roms/u-boot/include/circbuf.h b/qemu/roms/u-boot/include/circbuf.h
new file mode 100644
index 000000000..34d0f85f2
--- /dev/null
+++ b/qemu/roms/u-boot/include/circbuf.h
@@ -0,0 +1,27 @@
+/*
+ * (C) Copyright 2003
+ * Gerry Hamel, geh@ti.com, Texas Instruments
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __CIRCBUF_H__
+#define __CIRCBUF_H__
+
+typedef struct circbuf {
+	unsigned int size;	/* current number of bytes held */
+	unsigned int totalsize; /* number of bytes allocated */
+
+	char *top;		/* pointer to current buffer start */
+	char *tail;		/* pointer to space for next element */
+
+	char *data;		/* all data */
+	char *end;		/* end of data buffer */
+} circbuf_t;
+
+int buf_init (circbuf_t * buf, unsigned int size);
+int buf_free (circbuf_t * buf);
+int buf_pop (circbuf_t * buf, char *dest, unsigned int len);
+int buf_push (circbuf_t * buf, const char *src, unsigned int len);
+
+#endif