summaryrefslogtreecommitdiffstats
path: root/kernel/arch/ia64/include/asm/termios.h
diff options
context:
space:
mode:
Diffstat (limited to 'kernel/arch/ia64/include/asm/termios.h')
-rw-r--r--kernel/arch/ia64/include/asm/termios.h57
1 files changed, 57 insertions, 0 deletions
diff --git a/kernel/arch/ia64/include/asm/termios.h b/kernel/arch/ia64/include/asm/termios.h
new file mode 100644
index 000000000..a42f870ca
--- /dev/null
+++ b/kernel/arch/ia64/include/asm/termios.h
@@ -0,0 +1,57 @@
+/*
+ * Modified 1999
+ * David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co
+ *
+ * 99/01/28 Added N_IRDA and N_SMSBLOCK
+ */
+#ifndef _ASM_IA64_TERMIOS_H
+#define _ASM_IA64_TERMIOS_H
+
+#include <uapi/asm/termios.h>
+
+
+/* intr=^C quit=^\ erase=del kill=^U
+ eof=^D vtime=\0 vmin=\1 sxtc=\0
+ start=^Q stop=^S susp=^Z eol=\0
+ reprint=^R discard=^U werase=^W lnext=^V
+ eol2=\0
+*/
+#define INIT_C_CC "\003\034\177\025\004\0\1\0\021\023\032\0\022\017\027\026\0"
+
+/*
+ * Translate a "termio" structure into a "termios". Ugh.
+ */
+#define SET_LOW_TERMIOS_BITS(termios, termio, x) { \
+ unsigned short __tmp; \
+ get_user(__tmp,&(termio)->x); \
+ *(unsigned short *) &(termios)->x = __tmp; \
+}
+
+#define user_termio_to_kernel_termios(termios, termio) \
+({ \
+ SET_LOW_TERMIOS_BITS(termios, termio, c_iflag); \
+ SET_LOW_TERMIOS_BITS(termios, termio, c_oflag); \
+ SET_LOW_TERMIOS_BITS(termios, termio, c_cflag); \
+ SET_LOW_TERMIOS_BITS(termios, termio, c_lflag); \
+ copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \
+})
+
+/*
+ * Translate a "termios" structure into a "termio". Ugh.
+ */
+#define kernel_termios_to_user_termio(termio, termios) \
+({ \
+ put_user((termios)->c_iflag, &(termio)->c_iflag); \
+ put_user((termios)->c_oflag, &(termio)->c_oflag); \
+ put_user((termios)->c_cflag, &(termio)->c_cflag); \
+ put_user((termios)->c_lflag, &(termio)->c_lflag); \
+ put_user((termios)->c_line, &(termio)->c_line); \
+ copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \
+})
+
+#define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios2))
+#define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios2))
+#define user_termios_to_kernel_termios_1(k, u) copy_from_user(k, u, sizeof(struct termios))
+#define kernel_termios_to_user_termios_1(u, k) copy_to_user(u, k, sizeof(struct termios))
+
+#endif /* _ASM_IA64_TERMIOS_H */