Add C-SKY port for libgloss

This patch contain all libgloss for C-SKY

Contributor list:
  - Lifang Xia <lifang_xia@c-sky.com>
  - Jojo R <jiejie_rong@c-sky.com>
  - Xianmiao Qu <xianmiao_qu@c-sky.com>
  - Yunhai Shang <yunhai_shang@c-sky.com>

1 files changed, 48 insertions, 0 deletions

diff --git a/libgloss/csky/io-write.c b/libgloss/csky/io-write.c
new file mode 100644
index 000000000..dcac9bdb3
--- /dev/null
+++ b/libgloss/csky/io-write.c
@@ -0,0 +1,48 @@
+/*
+ * io-write.c -- 
+ *
+ * Copyright (c) 2006 CodeSourcery Inc
+ *
+ * The authors hereby grant permission to use, copy, modify, distribute,
+ * and license this software and its documentation for any purpose, provided
+ * that existing copyright notices are retained in all copies and that this
+ * notice is included verbatim in any distributions. No written agreement,
+ * license, or royalty fee is required for any of the authorized uses.
+ * Modifications to this software may be copyrighted by their authors
+ * and need not follow the licensing terms described here, provided that
+ * the new terms are clearly indicated on the first page of each file where
+ * they apply.
+ */
+
+#include <unistd.h>
+#include <errno.h>
+#define IO write
+#include "io.h"
+
+/*
+ * write -- write to a file descriptor
+ * input parameters:
+ *   0 : file descriptor
+ *   1 : buf ptr
+ *   2 : count
+ * output parameters:
+ *   0 : errno
+ * result : r0
+ */
+
+ssize_t write (int fd, const void *buf, size_t count)
+{
+#if HOSTED
+  gdb_parambuf_t parameters;
+  int ret = 0;
+  parameters[0] = (uint32_t) fd;
+  parameters[1] = (uint32_t) buf;
+  parameters[2] = (uint32_t) count;
+  ret = __hosted (HOSTED_WRITE, parameters);
+  errno = __hosted_from_gdb_errno (parameters[0]);
+  return ret;
+#else
+  errno = ENOSYS;
+  return -1;
+#endif
+}