ia64/linux-2.6.18-xen.hg

view drivers/char/digiFep1.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
2 #define CSTART 0x400L
3 #define CMAX 0x800L
4 #define ISTART 0x800L
5 #define IMAX 0xC00L
6 #define CIN 0xD10L
7 #define GLOBAL 0xD10L
8 #define EIN 0xD18L
9 #define FEPSTAT 0xD20L
10 #define CHANSTRUCT 0x1000L
11 #define RXTXBUF 0x4000L
14 struct global_data
15 {
16 u16 cin;
17 u16 cout;
18 u16 cstart;
19 u16 cmax;
20 u16 ein;
21 u16 eout;
22 u16 istart;
23 u16 imax;
24 };
27 struct board_chan
28 {
29 u32 filler1;
30 u32 filler2;
31 u16 tseg;
32 u16 tin;
33 u16 tout;
34 u16 tmax;
36 u16 rseg;
37 u16 rin;
38 u16 rout;
39 u16 rmax;
41 u16 tlow;
42 u16 rlow;
43 u16 rhigh;
44 u16 incr;
46 u16 etime;
47 u16 edelay;
48 unchar *dev;
50 u16 iflag;
51 u16 oflag;
52 u16 cflag;
53 u16 gmask;
55 u16 col;
56 u16 delay;
57 u16 imask;
58 u16 tflush;
60 u32 filler3;
61 u32 filler4;
62 u32 filler5;
63 u32 filler6;
65 u8 num;
66 u8 ract;
67 u8 bstat;
68 u8 tbusy;
69 u8 iempty;
70 u8 ilow;
71 u8 idata;
72 u8 eflag;
74 u8 tflag;
75 u8 rflag;
76 u8 xmask;
77 u8 xval;
78 u8 mstat;
79 u8 mchange;
80 u8 mint;
81 u8 lstat;
83 u8 mtran;
84 u8 orun;
85 u8 startca;
86 u8 stopca;
87 u8 startc;
88 u8 stopc;
89 u8 vnext;
90 u8 hflow;
92 u8 fillc;
93 u8 ochar;
94 u8 omask;
96 u8 filler7;
97 u8 filler8[28];
98 };
101 #define SRXLWATER 0xE0
102 #define SRXHWATER 0xE1
103 #define STOUT 0xE2
104 #define PAUSETX 0xE3
105 #define RESUMETX 0xE4
106 #define SAUXONOFFC 0xE6
107 #define SENDBREAK 0xE8
108 #define SETMODEM 0xE9
109 #define SETIFLAGS 0xEA
110 #define SONOFFC 0xEB
111 #define STXLWATER 0xEC
112 #define PAUSERX 0xEE
113 #define RESUMERX 0xEF
114 #define SETBUFFER 0xF2
115 #define SETCOOKED 0xF3
116 #define SETHFLOW 0xF4
117 #define SETCTRLFLAGS 0xF5
118 #define SETVNEXT 0xF6
122 #define BREAK_IND 0x01
123 #define LOWTX_IND 0x02
124 #define EMPTYTX_IND 0x04
125 #define DATA_IND 0x08
126 #define MODEMCHG_IND 0x20
128 #define FEP_HUPCL 0002000
129 #if 0
130 #define RTS 0x02
131 #define CD 0x08
132 #define DSR 0x10
133 #define CTS 0x20
134 #define RI 0x40
135 #define DTR 0x80
136 #endif