1/*
2 * Copyright (c) 2003-2005 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;
9 * redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution;
12 * neither the name of the copyright holders nor the names of its
13 * contributors may be used to endorse or promote products derived from
14 * this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * Authors: Korey Sewell
29 */
30
31#ifndef __ALPHA_ALPHA_LINUX_LINUX_HH__
32#define __ALPHA_ALPHA_LINUX_LINUX_HH__
33
| 1/*
2 * Copyright (c) 2003-2005 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;
9 * redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution;
12 * neither the name of the copyright holders nor the names of its
13 * contributors may be used to endorse or promote products derived from
14 * this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * Authors: Korey Sewell
29 */
30
31#ifndef __ALPHA_ALPHA_LINUX_LINUX_HH__
32#define __ALPHA_ALPHA_LINUX_LINUX_HH__
33
|
34#include "kern/linux/linux.hh"
35
36/* AlphaLinux class contains static constants/definitions/misc.
37 * structures which are specific to the Linux OS AND the Alpha
38 * architecture
39 */
40class AlphaLinux : public Linux
41{
42 public:
43
44 static const int TGT_SIGHUP = 0x000001;
45 static const int TGT_SIGINT = 0x000002;
46 static const int TGT_SIGQUIT = 0x000003;
47 static const int TGT_SIGILL = 0x000004;
48 static const int TGT_SIGTRAP = 0x000005;
49 static const int TGT_SIGABRT = 0x000006;
50 static const int TGT_SIGEMT = 0x000007;
51 static const int TGT_SIGFPE = 0x000008;
52 static const int TGT_SIGKILL = 0x000009;
53 static const int TGT_SIGBUS = 0x00000a;
54 static const int TGT_SIGSEGV = 0x00000b;
55 static const int TGT_SIGSYS = 0x00000c;
56 static const int TGT_SIGPIPE = 0x00000d;
57 static const int TGT_SIGALRM = 0x00000e;
58 static const int TGT_SIGTERM = 0x00000f;
59 static const int TGT_SIGURG = 0x000010;
60 static const int TGT_SIGSTOP = 0x000011;
61 static const int TGT_SIGTSTP = 0x000012;
62 static const int TGT_SIGCONT = 0x000013;
63 static const int TGT_SIGCHLD = 0x000014;
64 static const int TGT_SIGTTIN = 0x000015;
65 static const int TGT_SIGTTOU = 0x000016;
66 static const int TGT_SIGIO = 0x000017;
67 static const int TGT_SIGXCPU = 0x000018;
68 static const int TGT_SIGXFSZ = 0x000019;
69 static const int TGT_SIGVTALRM = 0x00001a;
70 static const int TGT_SIGPROF = 0x00001b;
71 static const int TGT_SIGWINCH = 0x00001c;
72 static const int TGT_SIGINFO = 0x00001d;
73 static const int TGT_SIGUSR1 = 0x00001e;
74 static const int TGT_SIGUSR2 = 0x00001f;
75
76 /// This table maps the target open() flags to the corresponding
77 /// host open() flags.
78 static SyscallFlagTransTable openFlagTable[];
79
80 /// Number of entries in openFlagTable[].
81 static const int NUM_OPEN_FLAGS;
82
83 //@{
84 /// open(2) flag values.
85 static const int TGT_O_RDONLY = 000000000; //!< O_RDONLY
86 static const int TGT_O_WRONLY = 000000001; //!< O_WRONLY
87 static const int TGT_O_RDWR = 000000002; //!< O_RDWR
88 static const int TGT_O_CREAT = 000001000; //!< O_CREAT
89 static const int TGT_O_EXCL = 000004000; //!< O_EXCL
90 static const int TGT_O_NOCTTY = 000010000; //!< O_NOCTTY
91 static const int TGT_O_TRUNC = 000002000; //!< O_TRUNC
92 static const int TGT_O_APPEND = 000000010; //!< O_APPEND
93 static const int TGT_O_NONBLOCK = 000000004; //!< O_NONBLOCK
94 static const int TGT_O_DSYNC = 000040000; //!< O_DSYNC
95 static const int TGT_FASYNC = 000020000; //!< FASYNC
96 static const int TGT_O_DIRECT = 002000000; //!< O_DIRECT
97 static const int TGT_O_LARGEFILE = 000400000; //!< O_LARGEFILE
98 static const int TGT_O_DIRECTORY = 000100000; //!< O_DIRECTORY
99 static const int TGT_O_NOFOLLOW = 000200000; //!< O_NOFOLLOW
100 static const int TGT_O_NOATIME = 004000000; //!< O_NOATIME
101 static const int TGT_O_CLOEXEC = 010000000; //!< O_CLOEXEC
102 static const int TGT_O_SYNC = 020040000; //!< O_SYNC
103 static const int TGT_O_PATH = 040000000; //!< O_PATH
104 //@}
105
106 static const unsigned TGT_MAP_SHARED = 0x000001;
107 static const unsigned TGT_MAP_PRIVATE = 0x000002;
108 static const unsigned TGT_MAP_ANON = 0x000010;
109 static const unsigned TGT_MAP_DENYWRITE = 0x002000;
110 static const unsigned TGT_MAP_EXECUTABLE = 0x004000;
111 static const unsigned TGT_MAP_FILE = 0x000000;
112 static const unsigned TGT_MAP_GROWSDOWN = 0x001000;
113 static const unsigned TGT_MAP_HUGETLB = 0x100000;
114 static const unsigned TGT_MAP_LOCKED = 0x008000;
115 static const unsigned TGT_MAP_NONBLOCK = 0x040000;
116 static const unsigned TGT_MAP_NORESERVE = 0x010000;
117 static const unsigned TGT_MAP_POPULATE = 0x020000;
118 static const unsigned TGT_MAP_STACK = 0x080000;
119 static const unsigned TGT_MAP_ANONYMOUS = 0x000010;
120 static const unsigned TGT_MAP_FIXED = 0x000100;
121
122 static const unsigned NUM_MMAP_FLAGS;
123
124 //@{
125 /// For getsysinfo().
126 static const unsigned GSI_PLATFORM_NAME = 103; //!< platform name as string
127 static const unsigned GSI_CPU_INFO = 59; //!< CPU information
128 static const unsigned GSI_PROC_TYPE = 60; //!< get proc_type
129 static const unsigned GSI_MAX_CPU = 30; //!< max # CPUs on machine
130 static const unsigned GSI_CPUS_IN_BOX = 55; //!< number of CPUs in system
131 static const unsigned GSI_PHYSMEM = 19; //!< Physical memory in KB
132 static const unsigned GSI_CLK_TCK = 42; //!< clock freq in Hz
133 static const unsigned GSI_IEEE_FP_CONTROL = 45;
134 //@}
135
136 //@{
137 /// For setsysinfo().
138 static const unsigned SSI_IEEE_FP_CONTROL = 14; //!< ieee_set_fp_control()
139 //@}
140
141 //@{
142 /// ioctl() command codes.
143 static const unsigned TGT_TIOCGETP = 0x40067408;
144 static const unsigned TGT_TIOCSETP = 0x80067409;
145 static const unsigned TGT_TIOCSETN = 0x8006740a;
146 static const unsigned TGT_TIOCSETC = 0x80067411;
147 static const unsigned TGT_TIOCGETC = 0x40067412;
148 static const unsigned TGT_FIONREAD = 0x4004667f;
149 static const unsigned TGT_TCGETS = 0x402c7413;
150 static const unsigned TGT_TCGETA = 0x40127417;
151 static const unsigned TGT_TCSETAW = 0x80147419; // 2.6.15 kernel
152 //@}
153
154 static bool
155 isTtyReq(unsigned req)
156 {
157 switch (req) {
158 case TGT_TIOCGETP:
159 case TGT_TIOCSETP:
160 case TGT_TIOCSETN:
161 case TGT_TIOCSETC:
162 case TGT_TIOCGETC:
163 case TGT_TCGETS:
164 case TGT_TCGETA:
165 case TGT_TCSETAW:
166 return true;
167 default:
168 return false;
169 }
170 }
171
172 /// For table().
173 static const int TBL_SYSINFO = 12;
174
175 /// Resource constants for getrlimit() (overide some generics).
176 static const unsigned TGT_RLIMIT_NPROC = 8;
177 static const unsigned TGT_RLIMIT_AS = 7;
178 static const unsigned TGT_RLIMIT_NOFILE = 6;
179 static const unsigned TGT_RLIMIT_MEMLOCK = 9;
180
181 typedef struct {
182 int64_t uptime; /* Seconds since boot */
183 uint64_t loads[3]; /* 1, 5, and 15 minute load averages */
184 uint64_t totalram; /* Total usable main memory size */
185 uint64_t freeram; /* Available memory size */
186 uint64_t sharedram; /* Amount of shared memory */
187 uint64_t bufferram; /* Memory used by buffers */
188 uint64_t totalswap; /* Total swap space size */
189 uint64_t freeswap; /* swap space still available */
190 uint16_t procs; /* Number of current processes */
191 uint64_t totalhigh; /* Total high memory size */
192 uint64_t freehigh; /* Available high memory size */
193 uint64_t mem_unit; /* Memory unit size in bytes */
194 } tgt_sysinfo;
195
196 // For futex system call
197 static const unsigned TGT_EAGAIN = 35;
198 static const unsigned TGT_EWOULDBLOCK = TGT_EAGAIN;
| 35#include "kern/linux/linux.hh"
36
37/* AlphaLinux class contains static constants/definitions/misc.
38 * structures which are specific to the Linux OS AND the Alpha
39 * architecture
40 */
41class AlphaLinux : public Linux
42{
43 public:
44
45 static const int TGT_SIGHUP = 0x000001;
46 static const int TGT_SIGINT = 0x000002;
47 static const int TGT_SIGQUIT = 0x000003;
48 static const int TGT_SIGILL = 0x000004;
49 static const int TGT_SIGTRAP = 0x000005;
50 static const int TGT_SIGABRT = 0x000006;
51 static const int TGT_SIGEMT = 0x000007;
52 static const int TGT_SIGFPE = 0x000008;
53 static const int TGT_SIGKILL = 0x000009;
54 static const int TGT_SIGBUS = 0x00000a;
55 static const int TGT_SIGSEGV = 0x00000b;
56 static const int TGT_SIGSYS = 0x00000c;
57 static const int TGT_SIGPIPE = 0x00000d;
58 static const int TGT_SIGALRM = 0x00000e;
59 static const int TGT_SIGTERM = 0x00000f;
60 static const int TGT_SIGURG = 0x000010;
61 static const int TGT_SIGSTOP = 0x000011;
62 static const int TGT_SIGTSTP = 0x000012;
63 static const int TGT_SIGCONT = 0x000013;
64 static const int TGT_SIGCHLD = 0x000014;
65 static const int TGT_SIGTTIN = 0x000015;
66 static const int TGT_SIGTTOU = 0x000016;
67 static const int TGT_SIGIO = 0x000017;
68 static const int TGT_SIGXCPU = 0x000018;
69 static const int TGT_SIGXFSZ = 0x000019;
70 static const int TGT_SIGVTALRM = 0x00001a;
71 static const int TGT_SIGPROF = 0x00001b;
72 static const int TGT_SIGWINCH = 0x00001c;
73 static const int TGT_SIGINFO = 0x00001d;
74 static const int TGT_SIGUSR1 = 0x00001e;
75 static const int TGT_SIGUSR2 = 0x00001f;
76
77 /// This table maps the target open() flags to the corresponding
78 /// host open() flags.
79 static SyscallFlagTransTable openFlagTable[];
80
81 /// Number of entries in openFlagTable[].
82 static const int NUM_OPEN_FLAGS;
83
84 //@{
85 /// open(2) flag values.
86 static const int TGT_O_RDONLY = 000000000; //!< O_RDONLY
87 static const int TGT_O_WRONLY = 000000001; //!< O_WRONLY
88 static const int TGT_O_RDWR = 000000002; //!< O_RDWR
89 static const int TGT_O_CREAT = 000001000; //!< O_CREAT
90 static const int TGT_O_EXCL = 000004000; //!< O_EXCL
91 static const int TGT_O_NOCTTY = 000010000; //!< O_NOCTTY
92 static const int TGT_O_TRUNC = 000002000; //!< O_TRUNC
93 static const int TGT_O_APPEND = 000000010; //!< O_APPEND
94 static const int TGT_O_NONBLOCK = 000000004; //!< O_NONBLOCK
95 static const int TGT_O_DSYNC = 000040000; //!< O_DSYNC
96 static const int TGT_FASYNC = 000020000; //!< FASYNC
97 static const int TGT_O_DIRECT = 002000000; //!< O_DIRECT
98 static const int TGT_O_LARGEFILE = 000400000; //!< O_LARGEFILE
99 static const int TGT_O_DIRECTORY = 000100000; //!< O_DIRECTORY
100 static const int TGT_O_NOFOLLOW = 000200000; //!< O_NOFOLLOW
101 static const int TGT_O_NOATIME = 004000000; //!< O_NOATIME
102 static const int TGT_O_CLOEXEC = 010000000; //!< O_CLOEXEC
103 static const int TGT_O_SYNC = 020040000; //!< O_SYNC
104 static const int TGT_O_PATH = 040000000; //!< O_PATH
105 //@}
106
107 static const unsigned TGT_MAP_SHARED = 0x000001;
108 static const unsigned TGT_MAP_PRIVATE = 0x000002;
109 static const unsigned TGT_MAP_ANON = 0x000010;
110 static const unsigned TGT_MAP_DENYWRITE = 0x002000;
111 static const unsigned TGT_MAP_EXECUTABLE = 0x004000;
112 static const unsigned TGT_MAP_FILE = 0x000000;
113 static const unsigned TGT_MAP_GROWSDOWN = 0x001000;
114 static const unsigned TGT_MAP_HUGETLB = 0x100000;
115 static const unsigned TGT_MAP_LOCKED = 0x008000;
116 static const unsigned TGT_MAP_NONBLOCK = 0x040000;
117 static const unsigned TGT_MAP_NORESERVE = 0x010000;
118 static const unsigned TGT_MAP_POPULATE = 0x020000;
119 static const unsigned TGT_MAP_STACK = 0x080000;
120 static const unsigned TGT_MAP_ANONYMOUS = 0x000010;
121 static const unsigned TGT_MAP_FIXED = 0x000100;
122
123 static const unsigned NUM_MMAP_FLAGS;
124
125 //@{
126 /// For getsysinfo().
127 static const unsigned GSI_PLATFORM_NAME = 103; //!< platform name as string
128 static const unsigned GSI_CPU_INFO = 59; //!< CPU information
129 static const unsigned GSI_PROC_TYPE = 60; //!< get proc_type
130 static const unsigned GSI_MAX_CPU = 30; //!< max # CPUs on machine
131 static const unsigned GSI_CPUS_IN_BOX = 55; //!< number of CPUs in system
132 static const unsigned GSI_PHYSMEM = 19; //!< Physical memory in KB
133 static const unsigned GSI_CLK_TCK = 42; //!< clock freq in Hz
134 static const unsigned GSI_IEEE_FP_CONTROL = 45;
135 //@}
136
137 //@{
138 /// For setsysinfo().
139 static const unsigned SSI_IEEE_FP_CONTROL = 14; //!< ieee_set_fp_control()
140 //@}
141
142 //@{
143 /// ioctl() command codes.
144 static const unsigned TGT_TIOCGETP = 0x40067408;
145 static const unsigned TGT_TIOCSETP = 0x80067409;
146 static const unsigned TGT_TIOCSETN = 0x8006740a;
147 static const unsigned TGT_TIOCSETC = 0x80067411;
148 static const unsigned TGT_TIOCGETC = 0x40067412;
149 static const unsigned TGT_FIONREAD = 0x4004667f;
150 static const unsigned TGT_TCGETS = 0x402c7413;
151 static const unsigned TGT_TCGETA = 0x40127417;
152 static const unsigned TGT_TCSETAW = 0x80147419; // 2.6.15 kernel
153 //@}
154
155 static bool
156 isTtyReq(unsigned req)
157 {
158 switch (req) {
159 case TGT_TIOCGETP:
160 case TGT_TIOCSETP:
161 case TGT_TIOCSETN:
162 case TGT_TIOCSETC:
163 case TGT_TIOCGETC:
164 case TGT_TCGETS:
165 case TGT_TCGETA:
166 case TGT_TCSETAW:
167 return true;
168 default:
169 return false;
170 }
171 }
172
173 /// For table().
174 static const int TBL_SYSINFO = 12;
175
176 /// Resource constants for getrlimit() (overide some generics).
177 static const unsigned TGT_RLIMIT_NPROC = 8;
178 static const unsigned TGT_RLIMIT_AS = 7;
179 static const unsigned TGT_RLIMIT_NOFILE = 6;
180 static const unsigned TGT_RLIMIT_MEMLOCK = 9;
181
182 typedef struct {
183 int64_t uptime; /* Seconds since boot */
184 uint64_t loads[3]; /* 1, 5, and 15 minute load averages */
185 uint64_t totalram; /* Total usable main memory size */
186 uint64_t freeram; /* Available memory size */
187 uint64_t sharedram; /* Amount of shared memory */
188 uint64_t bufferram; /* Memory used by buffers */
189 uint64_t totalswap; /* Total swap space size */
190 uint64_t freeswap; /* swap space still available */
191 uint16_t procs; /* Number of current processes */
192 uint64_t totalhigh; /* Total high memory size */
193 uint64_t freehigh; /* Available high memory size */
194 uint64_t mem_unit; /* Memory unit size in bytes */
195 } tgt_sysinfo;
196
197 // For futex system call
198 static const unsigned TGT_EAGAIN = 35;
199 static const unsigned TGT_EWOULDBLOCK = TGT_EAGAIN;
|
| 200
201 static void
202 archClone(uint64_t flags,
203 Process *pp, Process *cp,
204 ThreadContext *ptc, ThreadContext *ctc,
205 uint64_t stack, uint64_t tls)
206 {
207 AlphaISA::copyMiscRegs(ptc, ctc);
208 if (stack)
209 ctc->setIntReg(AlphaISA::StackPointerReg, stack);
210 }
|