ia64/linux-2.6.18-xen.hg

view drivers/char/digi1.h @ 893:f994bfe9b93b

linux/blktap2: reduce TLB flush scope

c/s 885 added very coarse TLB flushing. Since these flushes always
follow single page updates, single page flushes (when available) are
sufficient.

Signed-off-by: Jan Beulich <jbeulich@novell.com>
author Keir Fraser <keir.fraser@citrix.com>
date Thu Jun 04 10:32:57 2009 +0100 (2009-06-04)
parents 831230e53067
children
line source
1 /* Definitions for DigiBoard ditty(1) command. */
3 #if !defined(TIOCMODG)
4 #define TIOCMODG (('d'<<8) | 250) /* get modem ctrl state */
5 #define TIOCMODS (('d'<<8) | 251) /* set modem ctrl state */
6 #endif
8 #if !defined(TIOCMSET)
9 #define TIOCMSET (('d'<<8) | 252) /* set modem ctrl state */
10 #define TIOCMGET (('d'<<8) | 253) /* set modem ctrl state */
11 #endif
13 #if !defined(TIOCMBIC)
14 #define TIOCMBIC (('d'<<8) | 254) /* set modem ctrl state */
15 #define TIOCMBIS (('d'<<8) | 255) /* set modem ctrl state */
16 #endif
18 #if !defined(TIOCSDTR)
19 #define TIOCSDTR (('e'<<8) | 0) /* set DTR */
20 #define TIOCCDTR (('e'<<8) | 1) /* clear DTR */
21 #endif
23 /************************************************************************
24 * Ioctl command arguments for DIGI parameters.
25 ************************************************************************/
26 #define DIGI_GETA (('e'<<8) | 94) /* Read params */
28 #define DIGI_SETA (('e'<<8) | 95) /* Set params */
29 #define DIGI_SETAW (('e'<<8) | 96) /* Drain & set params */
30 #define DIGI_SETAF (('e'<<8) | 97) /* Drain, flush & set params */
32 #define DIGI_GETFLOW (('e'<<8) | 99) /* Get startc/stopc flow */
33 /* control characters */
34 #define DIGI_SETFLOW (('e'<<8) | 100) /* Set startc/stopc flow */
35 /* control characters */
36 #define DIGI_GETAFLOW (('e'<<8) | 101) /* Get Aux. startc/stopc */
37 /* flow control chars */
38 #define DIGI_SETAFLOW (('e'<<8) | 102) /* Set Aux. startc/stopc */
39 /* flow control chars */
41 #define DIGI_GETINFO (('e'<<8) | 103) /* Fill in digi_info */
42 #define DIGI_POLLER (('e'<<8) | 104) /* Turn on/off poller */
43 #define DIGI_INIT (('e'<<8) | 105) /* Allow things to run. */
45 struct digiflow_struct
46 {
47 unsigned char startc; /* flow cntl start char */
48 unsigned char stopc; /* flow cntl stop char */
49 };
51 typedef struct digiflow_struct digiflow_t;
54 /************************************************************************
55 * Values for digi_flags
56 ************************************************************************/
57 #define DIGI_IXON 0x0001 /* Handle IXON in the FEP */
58 #define DIGI_FAST 0x0002 /* Fast baud rates */
59 #define RTSPACE 0x0004 /* RTS input flow control */
60 #define CTSPACE 0x0008 /* CTS output flow control */
61 #define DSRPACE 0x0010 /* DSR output flow control */
62 #define DCDPACE 0x0020 /* DCD output flow control */
63 #define DTRPACE 0x0040 /* DTR input flow control */
64 #define DIGI_FORCEDCD 0x0100 /* Force carrier */
65 #define DIGI_ALTPIN 0x0200 /* Alternate RJ-45 pin config */
66 #define DIGI_AIXON 0x0400 /* Aux flow control in fep */
69 /************************************************************************
70 * Values for digiDload
71 ************************************************************************/
72 #define NORMAL 0
73 #define PCI_CTL 1
75 #define SIZE8 0
76 #define SIZE16 1
77 #define SIZE32 2
79 /************************************************************************
80 * Structure used with ioctl commands for DIGI parameters.
81 ************************************************************************/
82 struct digi_struct
83 {
84 unsigned short digi_flags; /* Flags (see above) */
85 };
87 typedef struct digi_struct digi_t;
89 struct digi_info
90 {
91 unsigned long board; /* Which board is this ? */
92 unsigned char status; /* Alive or dead */
93 unsigned char type; /* see epca.h */
94 unsigned char subtype; /* For future XEM, XR, etc ... */
95 unsigned short numports; /* Number of ports configured */
96 unsigned char *port; /* I/O Address */
97 unsigned char *membase; /* DPR Address */
98 unsigned char *version; /* For future ... */
99 unsigned short windowData; /* For future ... */
100 } ;