Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / examples / api / libgenwrap.c

diff --git a/qemu/roms/u-boot/examples/api/libgenwrap.c b/qemu/roms/u-boot/examples/api/libgenwrap.c
new file mode 100644 (file)
index 0000000..c1afa5b
--- /dev/null
+++ b/qemu/roms/u-boot/examples/api/libgenwrap.c
@@ -0,0 +1,80 @@
+/*
+ * (C) Copyright 2007 Semihalf
+ *
+ * Written by: Rafal Jaworowski <raj@semihalf.com>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ *
+ * This is is a set of wrappers/stubs that allow to use certain routines from
+ * U-Boot's lib in the standalone app. This way way we can re-use
+ * existing code e.g. operations on strings and similar.
+ */
+
+#include <common.h>
+#include <linux/types.h>
+#include <api_public.h>
+
+#include "glue.h"
+
+/*
+ * printf() and vprintf() are stolen from u-boot/common/console.c
+ */
+int printf (const char *fmt, ...)
+{
+       va_list args;
+       uint i;
+       char printbuffer[256];
+
+       va_start (args, fmt);
+
+       /* For this to work, printbuffer must be larger than
+        * anything we ever want to print.
+        */
+       i = vsprintf (printbuffer, fmt, args);
+       va_end (args);
+
+       /* Print the string */
+       ub_puts (printbuffer);
+       return i;
+}
+
+int vprintf (const char *fmt, va_list args)
+{
+       uint i;
+       char printbuffer[256];
+
+       /* For this to work, printbuffer must be larger than
+        * anything we ever want to print.
+        */
+       i = vsprintf (printbuffer, fmt, args);
+
+       /* Print the string */
+       ub_puts (printbuffer);
+       return i;
+}
+
+void putc (const char c)
+{
+       ub_putc(c);
+}
+
+void __udelay(unsigned long usec)
+{
+       ub_udelay(usec);
+}
+
+int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+       ub_reset();
+       return 0;
+}
+
+void *malloc (size_t len)
+{
+       return NULL;
+}
+
+void hang (void)
+{
+       while (1) ;
+}