Mercurial > ecos

annotate packages/redboot/current/src/syscall.c @ 210:d2c90368aeef

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Merge from eCos master repository on 2002-05-23-21:39:14-BST
author jlarmour
date Thu, 23 May 2002 22:59:51 +0000
parents e0c0827131d1
children 59d0679e58c3
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
1 /*==========================================================================
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
2 //
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
3 // syscall.c
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
4 //
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
5 // Redboot syscall handling for GNUPro bsp support
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
6 //
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
7 //==========================================================================
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
8 //####ECOSGPLCOPYRIGHTBEGIN####
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
9 // -------------------------------------------
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
10 // This file is part of eCos, the Embedded Configurable Operating System.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
11 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
12 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
13 // eCos is free software; you can redistribute it and/or modify it under
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
14 // the terms of the GNU General Public License as published by the Free
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
15 // Software Foundation; either version 2 or (at your option) any later version.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
16 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
17 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
18 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
19 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
20 // for more details.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
21 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
22 // You should have received a copy of the GNU General Public License along
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
23 // with eCos; if not, write to the Free Software Foundation, Inc.,
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
24 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
25 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
26 // As a special exception, if other files instantiate templates or use macros
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
27 // or inline functions from this file, or you compile this file and link it
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
28 // with other works to produce a work based on this file, this file does not
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
29 // by itself cause the resulting work to be covered by the GNU General Public
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
30 // License. However the source code for this file must still be made available
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
31 // in accordance with section (3) of the GNU General Public License.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
32 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
33 // This exception does not invalidate any other reasons why a work based on
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
34 // this file might be covered by the GNU General Public License.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
35 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
36 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
210
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST
jlarmour
parents: 208
diff changeset
37 // at http://sources.redhat.com/ecos/ecos-license/
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
38 // -------------------------------------------
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
39 //####ECOSGPLCOPYRIGHTEND####
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
40 //==========================================================================
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
41 //#####DESCRIPTIONBEGIN####
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
42 //
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
43 // Author(s): msalter
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
44 // Contributors: msalter
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
45 // Date: 1999-02-20
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
46 // Purpose: Temporary support for gnupro bsp
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
47 //
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
48 //####DESCRIPTIONEND####
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
49 //
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
50 //=========================================================================*/
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
51
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
52 #include <redboot.h>
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
53 #include <cyg/hal/hal_intr.h>
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
54 #include <cyg/hal/drv_api.h>
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
55
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
56 #ifdef CYGSEM_REDBOOT_BSP_SYSCALLS
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
57
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
58 #define NEWLIB_EIO 5 /* I/O error */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
59 #define NEWLIB_ENOSYS 88 /* Syscall not supported */
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
60
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
61 /*
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
62 * Clients of this BSP will need to have access to BSP functions and
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
63 * data structures. Because, the client and the BSP may not be linked
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
64 * together, a structure of vectors is used to gain this access. A
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
65 * pointer to this structure can be gotten via a syscall. This syscall
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
66 * is made automatically from within the crt0.o file.
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
67 */
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
68 typedef struct {
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
69 int version; /* version number for future expansion */
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
70 const void **__ictrl_table;
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
71 void **__exc_table;
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
72 void *__dbg_vector;
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
73 void *__kill_vector;
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
74 void *__console_procs;
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
75 void *__debug_procs;
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
76 void (*__flush_dcache)(void *__p, int __nbytes);
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
77 void (*__flush_icache)(void *__p, int __nbytes);
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
78 void *__cpu_data;
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
79 void *__board_data;
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
80 void *__sysinfo;
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
81 int (*__set_debug_comm)(int __comm_id);
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
82 int (*__set_console_comm)(int __comm_id);
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
83 int (*__set_serial_baud)(int __comm_id, int baud);
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
84 void *__dbg_data;
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
85 void (*__reset)(void);
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
86 int __console_interrupt_flag;
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
87 } __shared_t;
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
88
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
89 static __shared_t __shared_data = { 2 };
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
90
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
91 // this is used by newlib's mode_t so we should match it
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
92 #ifdef __GNUC__
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
93 #define _ST_INT32 __attribute__ ((__mode__ (__SI__)))
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
94 #else
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
95 #define _ST_INT32
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
96 #endif
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
97 typedef unsigned int newlib_mode_t _ST_INT32;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
98 typedef short newlib_dev_t;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
99 typedef unsigned short newlib_ino_t;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
100 typedef unsigned short newlib_nlink_t;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
101 typedef long newlib_off_t;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
102 typedef unsigned short newlib_uid_t;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
103 typedef unsigned short newlib_gid_t;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
104 typedef long newlib_time_t;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
105 typedef long newlib_long_t;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
106
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
107 struct newlib_stat
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
108 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
109 newlib_dev_t st_dev;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
110 newlib_ino_t st_ino;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
111 newlib_mode_t st_mode;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
112 newlib_nlink_t st_nlink;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
113 newlib_uid_t st_uid;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
114 newlib_gid_t st_gid;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
115 newlib_dev_t st_rdev;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
116 newlib_off_t st_size;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
117 // We assume we've been compiled with the same flags as newlib here
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
118 #if defined(__svr4__) && !defined(__PPC__) && !defined(__sun__)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
119 newlib_time_t st_atime;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
120 newlib_time_t st_mtime;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
121 newlib_time_t st_ctime;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
122 #else
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
123 newlib_time_t st_atime;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
124 newlib_long_t st_spare1;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
125 newlib_time_t st_mtime;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
126 newlib_long_t st_spare2;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
127 newlib_time_t st_ctime;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
128 newlib_long_t st_spare3;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
129 newlib_long_t st_blksize;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
130 newlib_long_t st_blocks;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
131 newlib_long_t st_spare4[2];
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
132 #endif
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
133 };
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
134 #define NEWLIB_S_IFCHR 0020000 // character special file
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
135
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
136 static inline char __getc(void)
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
137 {
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
138 char c;
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
139 hal_virtual_comm_table_t* __chan = CYGACC_CALL_IF_CONSOLE_PROCS();
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
140
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
141 if (__chan)
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
142 c = CYGACC_COMM_IF_GETC(*__chan);
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
143 else {
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
144 __chan = CYGACC_CALL_IF_DEBUG_PROCS();
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
145 c = CYGACC_COMM_IF_GETC(*__chan);
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
146 }
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
147 return c;
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
148 }
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
149
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
150 static inline void __putc(char c)
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
151 {
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
152 hal_virtual_comm_table_t* __chan = CYGACC_CALL_IF_CONSOLE_PROCS();
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
153 if (__chan)
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
154 CYGACC_COMM_IF_PUTC(*__chan, c);
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
155 else {
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
156 __chan = CYGACC_CALL_IF_DEBUG_PROCS();
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
157 CYGACC_COMM_IF_PUTC(*__chan, c);
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
158 }
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
159 }
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
160
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
161
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
162 static inline void __flush(void)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
163 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
164 hal_virtual_comm_table_t* __chan = CYGACC_CALL_IF_CONSOLE_PROCS();
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
165
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
166 if (__chan == NULL)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
167 __chan = CYGACC_CALL_IF_DEBUG_PROCS();
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
168
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
169 CYGACC_COMM_IF_CONTROL(*__chan, __COMMCTL_FLUSH_OUTPUT);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
170 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
171
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
172 // Timer support
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
173
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
174 static cyg_handle_t sys_timer_handle;
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
175 static cyg_interrupt sys_timer_interrupt;
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
176 static cyg_uint64 sys_timer_ticks = 0;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
177
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
178 #ifdef CYGSEM_REDBOOT_BSP_SYSCALLS_GPROF
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
179
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
180 static unsigned int set_period = CYGNUM_HAL_RTC_PERIOD; // The default
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
181
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
182 typedef void *callback_func( char *pc, char *sp );
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
183 static callback_func *timer_callback = 0;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
184
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
185 #endif // CYGSEM_REDBOOT_BSP_SYSCALLS_GPROF
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
186
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
187 static void
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
188 sys_timer_dsr(cyg_vector_t vector, cyg_ucount32 count, cyg_addrword_t data)
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
189 {
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
190 // do nothing
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
191 }
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
192
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
193
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
194 static cyg_uint32
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
195 sys_timer_isr(cyg_vector_t vector, cyg_addrword_t data)
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
196 {
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
197 ++sys_timer_ticks;
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
198
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
199 #ifdef CYGSEM_REDBOOT_BSP_SYSCALLS_GPROF
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
200 HAL_CLOCK_RESET(CYGNUM_HAL_INTERRUPT_RTC, set_period);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
201 #else
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
202 HAL_CLOCK_RESET(CYGNUM_HAL_INTERRUPT_RTC, CYGNUM_HAL_RTC_PERIOD);
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
203 #endif // CYGSEM_REDBOOT_BSP_SYSCALLS_GPROF
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
204
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
205 cyg_drv_interrupt_acknowledge(CYGNUM_HAL_INTERRUPT_RTC);
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
206
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
207 #ifdef CYGSEM_REDBOOT_BSP_SYSCALLS_GPROF
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
208 if ( timer_callback ) {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
209 char *intrpc = (char *)0;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
210 char *intrsp = (char *)0;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
211
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
212 // There may be a number of ways to get the PC and (optional) SP
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
213 // information out of the HAL. Hence this is conditioned. In some
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
214 // configurations, a register-set pointer is available as
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
215 // (invisible) argument 3 to this ISR call.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
216
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
217 #ifdef HAL_GET_PROFILE_INFO
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
218 HAL_GET_PROFILE_INFO( intrpc, intrsp );
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
219 #endif // HAL_GET_PROFILE_INFO available
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
220
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
221 CYGARC_HAL_SAVE_GP();
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
222 timer_callback( intrpc, intrsp );
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
223 CYGARC_HAL_RESTORE_GP();
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
224 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
225 #endif // CYGSEM_REDBOOT_BSP_SYSCALLS_GPROF
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
226 return 0;
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
227 }
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
228
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
229
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
230 static void sys_timer_init(void)
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
231 {
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
232 #ifdef CYGSEM_REDBOOT_BSP_SYSCALLS_GPROF
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
233 HAL_CLOCK_INITIALIZE(set_period);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
234 #else
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
235 HAL_CLOCK_INITIALIZE(CYGNUM_HAL_RTC_PERIOD);
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
236 #endif // CYGSEM_REDBOOT_BSP_SYSCALLS_GPROF
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
237
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
238 cyg_drv_interrupt_create(
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
239 CYGNUM_HAL_INTERRUPT_RTC,
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
240 0, // Priority - unused
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
241 (CYG_ADDRWORD)0, // Data item passed to ISR & DSR
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
242 sys_timer_isr, // ISR
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
243 sys_timer_dsr, // DSR
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
244 &sys_timer_handle, // handle to intr obj
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
245 &sys_timer_interrupt ); // space for int obj
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
246
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
247 cyg_drv_interrupt_attach(sys_timer_handle);
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
248
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
249 cyg_drv_interrupt_unmask(CYGNUM_HAL_INTERRUPT_RTC);
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
250 }
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
251
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
252
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
253 #ifndef CYGPKG_HAL_GDB_FILEIO
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
254 //
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
255 // read -- read bytes from the serial port. Ignore fd, since
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
256 // we only have stdin.
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
257 static int
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
258 sys_read(int fd, char *buf, int nbytes)
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
259 {
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
260 int i = 0;
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
261
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
262 for (i = 0; i < nbytes; i++) {
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
263 *(buf + i) = __getc();
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
264 if ((*(buf + i) == '\n') || (*(buf + i) == '\r')) {
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
265 (*(buf + i + 1)) = 0;
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
266 break;
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
267 }
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
268 }
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
269 return (i);
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
270 }
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
271
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
272
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
273 //
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
274 // write -- write bytes to the serial port. Ignore fd, since
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
275 // stdout and stderr are the same. Since we have no filesystem,
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
276 // open will only return an error.
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
277 //
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
278 static int
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
279 sys_write(int fd, char *buf, int nbytes)
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
280 {
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
281 #define WBUFSIZE 256
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
282 int tosend;
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
283
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
284 tosend = nbytes;
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
285
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
286 while (tosend > 0) {
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
287 if (*buf == '\n')
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
288 __putc('\r');
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
289 __putc(*buf++);
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
290 tosend--;
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
291 }
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
292 __flush();
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
293
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
294 return (nbytes);
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
295 }
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
296
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
297
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
298 //
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
299 // open -- open a file descriptor. We don't have a filesystem, so
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
300 // we return an error.
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
301 //
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
302 static int
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
303 sys_open (const char *buf, int flags, int mode)
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
304 {
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
305 return (-NEWLIB_EIO);
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
306 }
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
307
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
308 //
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
309 // close -- We don't need to do anything, but pretend we did.
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
310 //
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
311 static int
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
312 sys_close(int fd)
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
313 {
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
314 return (0);
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
315 }
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
316
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
317
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
318 //
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
319 // lseek -- Since a serial port is non-seekable, we return an error.
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
320 //
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
321 static int
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
322 sys_lseek(int fd, int offset, int whence)
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
323 {
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
324 return (-NEWLIB_EIO);
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
325 }
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
326
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
327
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
328 #endif // ifdef CYGPKG_HAL_GDB_FILEIO
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
329
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
330 #define NS_PER_TICK (CYGNUM_HAL_RTC_NUMERATOR/CYGNUM_HAL_RTC_DENOMINATOR)
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
331 #define TICKS_PER_SEC (1000000000ULL / NS_PER_TICK)
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
332
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
333 // This needs to match newlib HZ which is normally 60.
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
334 #define HZ (60ULL)
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
335
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
336 #ifdef CYGSEM_REDBOOT_BSP_SYSCALLS_GPROF
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
337 static unsigned int set_freq = TICKS_PER_SEC; // The default
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
338 #endif // CYGSEM_REDBOOT_BSP_SYSCALLS_GPROF
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
339 static int
191
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST
jlarmour
parents: 182
diff changeset
340 sys_times(unsigned long *p)
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
341 {
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
342 static int inited = 0;
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
343
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
344 if (!inited) {
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
345 inited = 1;
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
346 sys_timer_init();
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
347 }
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
348
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
349 /* target clock runs at CLOCKS_PER_SEC. Convert to HZ */
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
350 if (p)
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
351 #ifdef CYGSEM_REDBOOT_BSP_SYSCALLS_GPROF
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
352 *p = (sys_timer_ticks * HZ) / (cyg_uint64)set_freq;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
353 #else
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
354 *p = (sys_timer_ticks * HZ) / TICKS_PER_SEC;
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
355 #endif // CYGSEM_REDBOOT_BSP_SYSCALLS_GPROF
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
356
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
357 return 0;
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
358 }
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
359
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
360 #ifdef CYGSEM_REDBOOT_BSP_SYSCALLS_GPROF
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
361
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
362 static void sys_profile_call_back( char *func, char **previous_call_back )
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
363 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
364 if ( previous_call_back )
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
365 *previous_call_back = (char *)timer_callback;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
366
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
367 timer_callback = (callback_func *)func;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
368
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
369 // Ensure the timer is started
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
370 (void)sys_times( (unsigned long *)0 );
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
371 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
372
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
373 static void sys_profile_frequency( int freq, int *previous_freq )
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
374 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
375 // Requested HZ:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
376 // 0 => tell me the current value (no change, IMPLEMENTED HERE)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
377 // - 1 => tell me the slowest (no change)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
378 // - 2 => tell me the default (no change, IMPLEMENTED HERE)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
379 // -nnn => tell me what you would choose for nnn (no change)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
380 // MIN_INT => tell me the fastest (no change)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
381 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
382 // 1 => tell me the slowest (sets the clock)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
383 // MAX_INT => tell me the fastest (sets the clock)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
384
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
385 // Ensure the timer is started
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
386 (void)sys_times( (unsigned long *)0 );
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
387
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
388 if ( -2 == freq )
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
389 freq = TICKS_PER_SEC; // default value
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
390 else if ( 0 == freq )
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
391 freq = set_freq; // collect current value
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
392 else {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
393 int do_set_freq = (freq > 0);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
394 unsigned int period = CYGNUM_HAL_RTC_PERIOD;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
395
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
396 if ( 0 == (freq ^ -freq) ) // Then it's MIN_INT in local size
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
397 freq++; // just so that it will negate correctly
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
398
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
399 // Then set the timer to that fast - or pass on the enquiry
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
400 #ifdef HAL_CLOCK_REINITIALIZE
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
401 // Give the HAL enough info to do the division sum relative to
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
402 // the default setup, in period and TICKS_PER_SEC.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
403 HAL_CLOCK_REINITIALIZE( freq, period, TICKS_PER_SEC );
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
404 #else
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
405 freq = TICKS_PER_SEC; // the only choice
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
406 #endif
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
407 if ( do_set_freq ) { // update the global variables
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
408 unsigned int orig = set_freq;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
409 set_freq = freq;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
410 set_period = period;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
411 // We must "correct" sys_timer_ticks for the new scale factor.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
412 sys_timer_ticks = sys_timer_ticks * set_freq / orig;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
413 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
414 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
415
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
416 if ( previous_freq ) // Return the current value (new value)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
417 *previous_freq = freq;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
418 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
419
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
420 void sys_profile_reset( void )
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
421 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
422 timer_callback = NULL;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
423 // Want to preserve the frequency between runs, for clever GDB users!
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
424 // sys_profile_frequency( TICKS_PER_SEC, NULL );
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
425 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
426
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
427 #endif // CYGSEM_REDBOOT_BSP_SYSCALLS_GPROF
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
428
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
429 //
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
430 // Generic syscall handler.
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
431 //
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
432 // Returns 0 if syscall number is not handled by this
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
433 // module, 1 otherwise. This allows applications to
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
434 // extend the syscall handler by using exception chaining.
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
435 //
151
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT
jlarmour
parents: 136
diff changeset
436 CYG_ADDRWORD
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
437 __do_syscall(CYG_ADDRWORD func, // syscall function number
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
438 CYG_ADDRWORD arg1, CYG_ADDRWORD arg2, // up to four args.
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
439 CYG_ADDRWORD arg3, CYG_ADDRWORD arg4,
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
440 CYG_ADDRWORD *retval, CYG_ADDRWORD *sig) // syscall return value
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
441 {
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
442 int err = 0;
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
443 *sig = 0;
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
444
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
445 switch (func) {
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
446
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
447 #ifdef CYGPKG_HAL_GDB_FILEIO // File I/O over the GDB remote protocol
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
448 case SYS_open:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
449 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
450 __externC int cyg_hal_gdbfileio_open( const char *name, int flags,
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
451 int mode, int *sig );
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
452 err = cyg_hal_gdbfileio_open((const char *)arg1, (int)arg2, (int)arg3,
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
453 (int *)sig);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
454 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
455 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
456 case SYS_read:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
457 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
458 __externC int cyg_hal_gdbfileio_read( int fd, void *buf, size_t count,
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
459 int *sig );
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
460 err = cyg_hal_gdbfileio_read((int)arg1, (void *)arg2, (size_t)arg3,
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
461 (int *)sig);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
462 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
463 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
464 case SYS_write:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
465 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
466 __externC int cyg_hal_gdbfileio_write( int fd, const void *buf,
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
467 size_t count, int *sig );
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
468 err = cyg_hal_gdbfileio_write((int)arg1, (const void *)arg2,
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
469 (size_t)arg3, (int *)sig);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
470 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
471 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
472 case SYS_close:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
473 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
474 __externC int cyg_hal_gdbfileio_close( int fd, int *sig );
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
475 err = cyg_hal_gdbfileio_close((int)arg1, (int *)sig);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
476 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
477 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
478 case SYS_lseek:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
479 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
480 __externC int cyg_hal_gdbfileio_lseek( int fd, long offset,
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
481 int whence, int *sig );
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
482 err = cyg_hal_gdbfileio_lseek((int)arg1, (long)arg2, (int)arg3,
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
483 (int *)sig);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
484 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
485 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
486 case SYS_stat:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
487 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
488 __externC int cyg_hal_gdbfileio_stat( const char *pathname,
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
489 void *statbuf, int *sig );
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
490 err = cyg_hal_gdbfileio_stat((const char *)arg1, (void *)arg2,
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
491 (int *)sig);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
492 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
493 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
494 case SYS_fstat:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
495 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
496 __externC int cyg_hal_gdbfileio_fstat( int fd, void *statbuf,
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
497 int *sig );
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
498 err = cyg_hal_gdbfileio_fstat((int)arg1, (void *)arg2,
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
499 (int *)sig);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
500 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
501 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
502 case SYS_rename:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
503 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
504 __externC int cyg_hal_gdbfileio_rename( const char *oldpath,
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
505 const char *newpath,
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
506 int *sig );
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
507 err = cyg_hal_gdbfileio_rename((const char *)arg1, (const char *)arg2,
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
508 (int *)sig);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
509 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
510 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
511 case SYS_unlink:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
512 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
513 __externC int cyg_hal_gdbfileio_unlink( const char *pathname,
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
514 int *sig );
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
515 err = cyg_hal_gdbfileio_unlink((const char *)arg1, (int *)sig);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
516 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
517 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
518 case SYS_isatty:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
519 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
520 __externC int cyg_hal_gdbfileio_isatty( int fd, int *sig );
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
521 err = cyg_hal_gdbfileio_isatty((int)arg1, (int *)sig);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
522 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
523 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
524 case SYS_system:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
525 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
526 __externC int cyg_hal_gdbfileio_system( const char *command,
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
527 int *sig );
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
528 err = cyg_hal_gdbfileio_system((const char *)arg1, (int *)sig);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
529 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
530 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
531 case SYS_gettimeofday:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
532 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
533 __externC int cyg_hal_gdbfileio_gettimeofday( void *tv, void *tz,
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
534 int *sig );
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
535 err = cyg_hal_gdbfileio_gettimeofday((void *)arg1, (void *)arg2,
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
536 (int *)sig);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
537 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
538 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
539 #else
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
540 case SYS_read:
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
541 err = sys_read((int)arg1, (char *)arg2, (int)arg3);
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
542 break;
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
543 case SYS_write:
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
544 err = sys_write((int)arg1, (char *)arg2, (int)arg3);
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
545 break;
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
546 case SYS_open:
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
547 err = sys_open((const char *)arg1, (int)arg2, (int)arg3);
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
548 break;
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
549 case SYS_close:
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
550 err = sys_close((int)arg1);
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
551 break;
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
552 case SYS_lseek:
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
553 err = sys_lseek((int)arg1, (int)arg2, (int)arg3);
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
554 break;
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
555 case SYS_rename:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
556 err = -NEWLIB_ENOSYS;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
557 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
558 case SYS_unlink:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
559 err = -NEWLIB_ENOSYS;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
560 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
561 case SYS_isatty:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
562 err = 1;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
563 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
564 case SYS_system:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
565 err = -1;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
566 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
567 case SYS_gettimeofday:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
568 err = 0;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
569 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
570 case SYS_stat:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
571 err = -NEWLIB_ENOSYS;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
572 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
573 case SYS_fstat:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
574 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
575 struct newlib_stat *st = (struct newlib_stat *)arg2;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
576 st->st_mode = NEWLIB_S_IFCHR;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
577 st->st_blksize = 4096;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
578 err = 0;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
579 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
580 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
581 #endif // !CYGPKG_HAL_GDB_FILEIO
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
582
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
583 case SYS_utime:
191
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST
jlarmour
parents: 182
diff changeset
584 // FIXME. Some libglosses depend on this behavior.
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST
jlarmour
parents: 182
diff changeset
585 err = sys_times((unsigned long *)arg1);
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST
jlarmour
parents: 182
diff changeset
586 break;
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST
jlarmour
parents: 182
diff changeset
587
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST
jlarmour
parents: 182
diff changeset
588 case SYS_times:
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST
jlarmour
parents: 182
diff changeset
589 err = sys_times((unsigned long *)arg1);
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
590 break;
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
591
151
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT
jlarmour
parents: 136
diff changeset
592 case SYS_meminfo:
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT
jlarmour
parents: 136
diff changeset
593 err = 1;
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT
jlarmour
parents: 136
diff changeset
594 *(unsigned long *)arg1 = (unsigned long)(ram_end-ram_start);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT
jlarmour
parents: 136
diff changeset
595 *(unsigned long *)arg2 = (unsigned long)ram_end;
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT
jlarmour
parents: 136
diff changeset
596 break;
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
597 #ifdef CYGSEM_REDBOOT_BSP_SYSCALLS_GPROF
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
598 case SYS_timer_call_back:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
599 sys_profile_call_back( (char *)arg1, (char **)arg2 );
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
600 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
601
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
602 case SYS_timer_frequency:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
603 sys_profile_frequency( (int)arg1, (unsigned int *)arg2 );
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
604 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
605
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
606 case SYS_timer_reset:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
607 sys_profile_reset();
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
608 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
609
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
610 #endif // CYGSEM_REDBOOT_BSP_SYSCALLS_GPROF
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
611 case __GET_SHARED:
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
612 *(__shared_t **)arg1 = &__shared_data;
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
613 break;
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
614
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
615 default:
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 151
diff changeset
616 return 0;
136
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
617 }
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
618
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
619 *retval = err;
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
620 return 1;
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
621 }
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
622
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT
jlarmour
parents:
diff changeset
623 #endif