patch-2.3.99-pre8 linux/drivers/s390/char/hwc_rw.h

• Lines: 114
• Date: Fri May 12 11:41:44 2000
• Orig file: v2.3.99-pre7/linux/drivers/s390/char/hwc_rw.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.3.99-pre7/linux/drivers/s390/char/hwc_rw.h linux/drivers/s390/char/hwc_rw.h
@@ -0,0 +1,113 @@
+/*
+ *  drivers/s390/char/hwc_rw.h
+ *    interface to the HWC-read/write driver 
+ *
+ *  S390 version
+ *    Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation
+ *    Author(s): Martin Peschke <peschke@fh-brandenburg.de>
+ */
+
+#ifndef __HWC_RW_H__
+#define __HWC_RW_H__
+
+#include <linux/ioctl.h>
+
+#ifndef __HWC_RW_C__
+
+extern int hwc_init (void);
+
+extern int hwc_write (int from_user, const unsigned char *, unsigned int);
+
+extern unsigned int hwc_chars_in_buffer (unsigned char);
+
+extern unsigned int hwc_write_room (unsigned char);
+
+extern void hwc_flush_buffer (unsigned char);
+
+extern signed int hwc_ioctl (unsigned int, unsigned long);
+
+extern void do_hwc_interrupt (void);
+
+extern int hwc_printk (const char *,...);
+
+#else
+
+extern void store_hwc_input (unsigned char *, unsigned int);
+
+extern void wake_up_hwc_tty (void);
+
+#endif
+
+#define IN_HWCB      1
+#define IN_WRITE_BUF 2
+#define IN_BUFS_TOTAL        (IN_HWCB | IN_WRITE_BUF)
+
+typedef unsigned short int ioctl_htab_t;
+typedef unsigned char ioctl_echo_t;
+typedef unsigned short int ioctl_cols_t;
+typedef unsigned char ioctl_code_t;
+typedef signed char ioctl_nl_t;
+typedef unsigned short int ioctl_obuf_t;
+typedef unsigned char ioctl_case_t;
+typedef unsigned char ioctl_delim_t;
+
+typedef struct {
+	ioctl_htab_t width_htab;
+	ioctl_echo_t echo;
+	ioctl_cols_t columns;
+	ioctl_code_t code;
+	ioctl_nl_t final_nl;
+	ioctl_obuf_t max_hwcb;
+	ioctl_obuf_t kmem_hwcb;
+	ioctl_case_t tolower;
+	ioctl_delim_t delim;
+} hwc_ioctls_t;
+
+static hwc_ioctls_t _hwc_ioctls;
+
+#define HWC_IOCTL_LETTER 'B'
+
+#define TIOCHWCSHTAB	_IOW(HWC_IOCTL_LETTER, 0, _hwc_ioctls.width_htab)
+
+#define TIOCHWCSECHO	_IOW(HWC_IOCTL_LETTER, 1, _hwc_ioctls.echo)
+
+#define TIOCHWCSCOLS	_IOW(HWC_IOCTL_LETTER, 2, _hwc_ioctls.columns)
+
+#define TIOCHWCSCODE	_IOW(HWC_IOCTL_LETTER, 3, _hwc_ioctls.code)
+
+#define TIOCHWCSNL	_IOW(HWC_IOCTL_LETTER, 4, _hwc_ioctls.final_nl)
+
+#define TIOCHWCSOBUF	_IOW(HWC_IOCTL_LETTER, 5, _hwc_ioctls.max_hwcb)
+
+#define TIOCHWCSINIT	_IO(HWC_IOCTL_LETTER, 6)
+
+#define TIOCHWCSCASE	_IOW(HWC_IOCTL_LETTER, 7, _hwc_ioctls.tolower)
+
+#define TIOCHWCSDELIM	_IOW(HWC_IOCTL_LETTER, 9, _hwc_ioctls.delim)
+
+#define TIOCHWCGHTAB	_IOR(HWC_IOCTL_LETTER, 10, _hwc_ioctls.width_htab)
+
+#define TIOCHWCGECHO	_IOR(HWC_IOCTL_LETTER, 11, _hwc_ioctls.echo)
+
+#define TIOCHWCGCOLS	_IOR(HWC_IOCTL_LETTER, 12, _hwc_ioctls.columns)
+
+#define TIOCHWCGCODE	_IOR(HWC_IOCTL_LETTER, 13, _hwc_ioctls.code)
+
+#define TIOCHWCGNL	_IOR(HWC_IOCTL_LETTER, 14, _hwc_ioctls.final_nl)
+
+#define TIOCHWCGOBUF	_IOR(HWC_IOCTL_LETTER, 15, _hwc_ioctls.max_hwcb)
+
+#define TIOCHWCGINIT	_IOR(HWC_IOCTL_LETTER, 16, _hwc_ioctls)
+
+#define TIOCHWCGCASE	_IOR(HWC_IOCTL_LETTER, 17, _hwc_ioctls.tolower)
+
+#define TIOCHWCGDELIM	_IOR(HWC_IOCTL_LETTER, 19, _hwc_ioctls.delim)
+
+#define TIOCHWCGKBUF	_IOR(HWC_IOCTL_LETTER, 20, _hwc_ioctls.max_hwcb)
+
+#define TIOCHWCGCURR	_IOR(HWC_IOCTL_LETTER, 21, _hwc_ioctls)
+
+#define CODE_ASCII              0x0
+#define CODE_EBCDIC             0x1
+
+#endif