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1.1 root 1: /*
2: * Mach Operating System
3: * Copyright (c) 1991,1990,1989 Carnegie Mellon University
4: * All Rights Reserved.
5: *
6: * Permission to use, copy, modify and distribute this software and its
7: * documentation is hereby granted, provided that both the copyright
8: * notice and this permission notice appear in all copies of the
9: * software, derivative works or modified versions, and any portions
10: * thereof, and that both notices appear in supporting documentation.
11: *
12: * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
13: * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
14: * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
15: *
16: * Carnegie Mellon requests users of this software to return to
17: *
18: * Software Distribution Coordinator or [email protected]
19: * School of Computer Science
20: * Carnegie Mellon University
21: * Pittsburgh PA 15213-3890
22: *
23: * any improvements or extensions that they make and grant Carnegie Mellon
24: * the rights to redistribute these changes.
25: */
26: /*
27: * File: device/device.defs
28: * Author: Douglas Orr
29: * Feb 10, 1988
30: * Abstract:
31: * Mach device support. Mach devices are accessed through
32: * block and character device interfaces to the kernel.
33: */
34:
35: #ifdef MACH_KERNEL
36: simport <kern/compat_xxx_defs.h>; /* for obsolete routines */
37: #endif
38:
39: subsystem
40: #if KERNEL_SERVER
41: KernelServer
42: #endif
43: device 2800;
44:
45: #include <mach/std_types.defs>
46: #include <mach/mach_types.defs>
47: #include <device/device_types.defs>
48:
49: serverprefix ds_;
50:
51: type reply_port_t = MACH_MSG_TYPE_MAKE_SEND_ONCE | polymorphic
52: ctype: mach_port_t;
53:
54: routine device_open(
55: master_port : mach_port_t;
56: sreplyport reply_port : reply_port_t;
57: mode : dev_mode_t;
58: name : dev_name_t;
59: out device : device_t
60: );
61:
62: routine device_close(
63: device : device_t
64: );
65:
66: routine device_write(
67: device : device_t;
68: sreplyport reply_port : reply_port_t;
69: in mode : dev_mode_t;
70: in recnum : recnum_t;
71: in data : io_buf_ptr_t;
72: out bytes_written : int
73: );
74:
75: routine device_write_inband(
76: device : device_t;
77: sreplyport reply_port : reply_port_t;
78: in mode : dev_mode_t;
79: in recnum : recnum_t;
80: in data : io_buf_ptr_inband_t;
81: out bytes_written : int
82: );
83:
84: routine device_read(
85: device : device_t;
86: sreplyport reply_port : reply_port_t;
87: in mode : dev_mode_t;
88: in recnum : recnum_t;
89: in bytes_wanted : int;
90: out data : io_buf_ptr_t
91: );
92:
93: routine device_read_inband(
94: device : device_t;
95: sreplyport reply_port : reply_port_t;
96: in mode : dev_mode_t;
97: in recnum : recnum_t;
98: in bytes_wanted : int;
99: out data : io_buf_ptr_inband_t
100: );
101:
102: /* obsolete */
103: routine xxx_device_set_status(
104: device : device_t;
105: in flavor : dev_flavor_t;
106: in status : dev_status_t, IsLong
107: );
108:
109: /* obsolete */
110: routine xxx_device_get_status(
111: device : device_t;
112: in flavor : dev_flavor_t;
113: out status : dev_status_t, IsLong
114: );
115:
116: /* obsolete */
117: routine xxx_device_set_filter(
118: device : device_t;
119: in receive_port : mach_port_send_t;
120: in priority : int;
121: in filter : filter_array_t, IsLong
122: );
123:
124: routine device_map(
125: device : device_t;
126: in prot : vm_prot_t;
127: in offset : vm_offset_t;
128: in size : vm_size_t;
129: out pager : memory_object_t;
130: in unmap : int
131: );
132:
133: routine device_set_status(
134: device : device_t;
135: in flavor : dev_flavor_t;
136: in status : dev_status_t
137: );
138:
139: routine device_get_status(
140: device : device_t;
141: in flavor : dev_flavor_t;
142: out status : dev_status_t, CountInOut
143: );
144:
145: routine device_set_filter(
146: device : device_t;
147: in receive_port : mach_port_send_t;
148: in priority : int;
149: in filter : filter_array_t
150: );
151:
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