Add build system scaffolding and libc headers

1 files changed, 50 insertions, 0 deletions

diff --git a/include/arch/x86_64/asm-generic/termios.h b/include/arch/x86_64/asm-generic/termios.h
new file mode 100644
index 00000000..5eb2709b
--- /dev/null
+++ b/include/arch/x86_64/asm-generic/termios.h
@@ -0,0 +1,50 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+#ifndef _ASM_GENERIC_TERMIOS_H
+#define _ASM_GENERIC_TERMIOS_H
+/*
+ * Most architectures have straight copies of the x86 code, with
+ * varying levels of bug fixes on top. Usually it's a good idea
+ * to use this generic version instead, but be careful to avoid
+ * ABI changes.
+ * New architectures should not provide their own version.
+ */
+
+#include <asm/termbits.h>
+#include <asm/ioctls.h>
+
+struct winsize {
+	unsigned short ws_row;
+	unsigned short ws_col;
+	unsigned short ws_xpixel;
+	unsigned short ws_ypixel;
+};
+
+#define NCC 8
+struct termio {
+	unsigned short c_iflag;	 /* input mode flags */
+	unsigned short c_oflag;	 /* output mode flags */
+	unsigned short c_cflag;	 /* control mode flags */
+	unsigned short c_lflag;	 /* local mode flags */
+	unsigned char c_line;	 /* line discipline */
+	unsigned char c_cc[NCC]; /* control characters */
+};
+
+/* modem lines */
+#define TIOCM_LE   0x001
+#define TIOCM_DTR  0x002
+#define TIOCM_RTS  0x004
+#define TIOCM_ST   0x008
+#define TIOCM_SR   0x010
+#define TIOCM_CTS  0x020
+#define TIOCM_CAR  0x040
+#define TIOCM_RNG  0x080
+#define TIOCM_DSR  0x100
+#define TIOCM_CD   TIOCM_CAR
+#define TIOCM_RI   TIOCM_RNG
+#define TIOCM_OUT1 0x2000
+#define TIOCM_OUT2 0x4000
+#define TIOCM_LOOP 0x8000
+
+/* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */
+
+#endif /* _ASM_GENERIC_TERMIOS_H */