Mercurial > nand-ecoscentric

annotate packages/hal/mips/jmr3904/current/src/plf_misc.c @ 64:c38311975d4f ecos-sw-2000-01-28

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Merge from eCos master repository on 2000-01-28-04:28:11-GMT
author jlarmour
date Fri, 28 Jan 2000 04:59:39 +0000
parents 7a6ac9edc838
children bf00f99aec69
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
6
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
1 //==========================================================================
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
2 //
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
3 // plf_misc.c
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
4 //
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
5 // HAL platform miscellaneous functions
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
6 //
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
7 //==========================================================================
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
8 //####COPYRIGHTBEGIN####
64
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT
jlarmour
parents: 62
diff changeset
9 //
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT
jlarmour
parents: 62
diff changeset
10 // -------------------------------------------
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT
jlarmour
parents: 62
diff changeset
11 // The contents of this file are subject to the Red Hat eCos Public License
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT
jlarmour
parents: 62
diff changeset
12 // Version 1.0 (the "License"); you may not use this file except in
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT
jlarmour
parents: 62
diff changeset
13 // compliance with the License. You may obtain a copy of the License at
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT
jlarmour
parents: 62
diff changeset
14 // http://sourceware.cygnus.com/ecos
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT
jlarmour
parents: 62
diff changeset
15 //
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT
jlarmour
parents: 62
diff changeset
16 // Software distributed under the License is distributed on an
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT
jlarmour
parents: 62
diff changeset
17 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT
jlarmour
parents: 62
diff changeset
18 // License for the specific language governing rights and limitations under
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT
jlarmour
parents: 62
diff changeset
19 // the License.
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT
jlarmour
parents: 62
diff changeset
20 //
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT
jlarmour
parents: 62
diff changeset
21 // The Original Code is eCos - Embedded Configurable Operating System,
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT
jlarmour
parents: 62
diff changeset
22 // released September 30, 1998.
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT
jlarmour
parents: 62
diff changeset
23 //
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT
jlarmour
parents: 62
diff changeset
24 // The Initial Developer of the Original Code is Red Hat.
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT
jlarmour
parents: 62
diff changeset
25 // Portions created by Red Hat are
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT
jlarmour
parents: 62
diff changeset
26 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT
jlarmour
parents: 62
diff changeset
27 // All Rights Reserved.
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT
jlarmour
parents: 62
diff changeset
28 // -------------------------------------------
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT
jlarmour
parents: 62
diff changeset
29 //
6
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
30 //####COPYRIGHTEND####
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
31 //==========================================================================
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
32 //#####DESCRIPTIONBEGIN####
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
33 //
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
34 // Author(s): nickg
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
35 // Contributors: nickg, jlarmour
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
36 // Date: 1999-01-21
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
37 // Purpose: HAL miscellaneous functions
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
38 // Description: This file contains miscellaneous functions provided by the
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
39 // HAL.
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
40 //
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
41 //####DESCRIPTIONEND####
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
42 //
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
43 //========================================================================*/
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
44
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
45 #include <pkgconf/hal.h>
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
46
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
47 #include <cyg/infra/cyg_type.h> // Base types
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
48 #include <cyg/infra/cyg_trac.h> // tracing macros
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
49 #include <cyg/infra/cyg_ass.h> // assertion macros
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
50
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
51 #include <cyg/hal/hal_arch.h> // architectural definitions
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
52
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
53 #include <cyg/hal/hal_intr.h> // Interrupt handling
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
54
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
55 #include <cyg/hal/hal_cache.h> // Cache handling
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
56
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
57 /*------------------------------------------------------------------------*/
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
58
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
59 extern void patch_dbg_syscalls(void * vector);
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
60
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
61 /*------------------------------------------------------------------------*/
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
62
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
63 void hal_platform_init(void)
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
64 {
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
65
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
66 HAL_ICACHE_INVALIDATE_ALL();
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
67 HAL_ICACHE_ENABLE();
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
68 HAL_DCACHE_INVALIDATE_ALL();
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
69 HAL_DCACHE_ENABLE();
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
70
34
29bc183297e1 Merge from eCos master repository on 1999-09-02-16:26:10-BST
jlarmour
parents: 18
diff changeset
71 #if !defined(CYGHWR_HAL_MIPS_TX39_JMR3904_ENABLE_TOE)
29bc183297e1 Merge from eCos master repository on 1999-09-02-16:26:10-BST
jlarmour
parents: 18
diff changeset
72
6
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
73 HAL_TX39_DEBUG_TOE_DISABLE();
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
74
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
75 #else
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
76
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
77 HAL_TX39_DEBUG_TOE_ENABLE();
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
78
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
79 #endif
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
80
50
a0774359f013 Merge from eCos master repository on 1999-11-02-17:02:15-GMT
jlarmour
parents: 34
diff changeset
81 #if defined(CYGDBG_HAL_MIPS_DEBUG_GDB_CTRLC_SUPPORT)
6
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
82 {
10
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
83 void hal_ctrlc_isr_init(void);
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
84 hal_ctrlc_isr_init();
6
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
85 }
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
86
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
87 #endif
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
88
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
89 #if defined(CYGFUN_HAL_COMMON_KERNEL_SUPPORT) && \
62
7a6ac9edc838 Merge from eCos master repository on 2000-01-24-19:43:49-GMT
jlarmour
parents: 50
diff changeset
90 defined(CYGSEM_HAL_USE_ROM_MONITOR_CygMon)
6
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
91 {
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
92 patch_dbg_syscalls( (void *)(&hal_vsr_table[0]) );
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
93 }
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
94 #endif
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
95
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
96 }
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
97
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
98 /*------------------------------------------------------------------------*/
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
99 /* Functions to support the detection and execution of a user provoked */
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
100 /* program break. These are usually called from interrupt routines. */
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
101
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
102 cyg_bool cyg_hal_is_break(char *buf, int size)
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
103 {
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
104 while( size )
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
105 if( buf[--size] == 0x03 ) return true;
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
106
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
107 return false;
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
108 }
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
109
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
110 void cyg_hal_user_break( CYG_ADDRWORD *regs )
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
111 {
62
7a6ac9edc838 Merge from eCos master repository on 2000-01-24-19:43:49-GMT
jlarmour
parents: 50
diff changeset
112 #if defined(CYGSEM_HAL_USE_ROM_MONITOR_CygMon)
10
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
113 // The following code should be at the very start of this function so
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
114 // that it can access the RA register before it is saved and reused.
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
115 register CYG_WORD32 ra;
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
116 asm volatile ( "move %0,$31;" : "=r" (ra) );
6
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
117
10
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
118 {
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
119 typedef void install_bpt_fn(void *epc);
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
120 CYG_WORD32 pc;
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
121 HAL_SavedRegisters *sreg = (HAL_SavedRegisters *)regs;
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
122 install_bpt_fn *ibp = (install_bpt_fn *)hal_vsr_table[35];
6
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
123
10
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
124 if( regs == NULL ) pc = ra;
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
125 else pc = sreg->pc;
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
126
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
127 if( ibp != NULL ) ibp((void *)pc);
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
128 }
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
129
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
130 #elif defined(CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS)
6
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
131
10
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
132 {
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
133 extern void breakpoint(void);
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
134 breakpoint();
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
135 }
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
136
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
137 #else
6
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
138
10
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
139 HAL_BREAKPOINT(breakinst);
6
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
140
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
141 #endif
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
142
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
143 }
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
144
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
145 /*------------------------------------------------------------------------*/
10
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
146 /* Control C ISR support */
6
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
147
50
a0774359f013 Merge from eCos master repository on 1999-11-02-17:02:15-GMT
jlarmour
parents: 34
diff changeset
148 #if defined(CYGDBG_HAL_MIPS_DEBUG_GDB_CTRLC_SUPPORT)
6
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
149
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
150 #define DIAG_BASE 0xfffff300
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
151 #define DIAG_SLCR (DIAG_BASE+0x00)
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
152 #define DIAG_SLSR (DIAG_BASE+0x04)
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
153 #define DIAG_SLDICR (DIAG_BASE+0x08)
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
154 #define DIAG_SLDISR (DIAG_BASE+0x0C)
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
155 #define DIAG_SFCR (DIAG_BASE+0x10)
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
156 #define DIAG_SBRG (DIAG_BASE+0x14)
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
157 #define DIAG_TFIFO (DIAG_BASE+0x20)
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
158 #define DIAG_RFIFO (DIAG_BASE+0x30)
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
159
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
160 #define BRG_T0 0x0000
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
161 #define BRG_T2 0x0100
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
162 #define BRG_T4 0x0200
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
163 #define BRG_T5 0x0300
10
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
164
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
165 struct Hal_SavedRegisters *hal_saved_interrupt_state;
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
166
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
167 void hal_ctrlc_isr_init(void)
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
168 {
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
169 CYG_WORD16 dicr;
6
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
170
10
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
171 HAL_READ_UINT16( DIAG_SLDICR , dicr );
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
172 dicr = 0x0001;
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
173 HAL_WRITE_UINT16( DIAG_SLDICR , dicr );
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
174
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
175 HAL_INTERRUPT_SET_LEVEL( CYGHWR_HAL_GDB_PORT_VECTOR, 1 );
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
176 HAL_INTERRUPT_UNMASK( CYGHWR_HAL_GDB_PORT_VECTOR );
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
177 }
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
178
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
179 cyg_uint32 hal_ctrlc_isr(CYG_ADDRWORD vector, CYG_ADDRWORD data)
6
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
180 {
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
181 char c;
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
182 CYG_WORD16 disr;
10
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
183
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
184 HAL_INTERRUPT_ACKNOWLEDGE( CYGHWR_HAL_GDB_PORT_VECTOR );
6
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
185
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
186 HAL_READ_UINT16( DIAG_SLDISR , disr );
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
187
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
188 if( disr & 0x0001 )
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
189 {
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
190
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
191 disr = disr & ~0x0001;
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
192
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
193 HAL_READ_UINT8( DIAG_RFIFO, c );
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
194
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
195 HAL_WRITE_UINT16( DIAG_SLDISR , disr );
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
196
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
197 if( cyg_hal_is_break( &c , 1 ) )
10
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST
jlarmour
parents: 6
diff changeset
198 cyg_hal_user_break( (CYG_ADDRWORD *)hal_saved_interrupt_state );
6
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
199 }
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
200
18
7253dcc42a09 Merge from eCos master repository on 1999-06-25-15:31:50-BST
jlarmour
parents: 10
diff changeset
201 return 2;
6
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
202 }
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
203
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
204 #endif
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
205
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
206 /*------------------------------------------------------------------------*/
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST
jlarmour
parents:
diff changeset
207 /* End of plf_misc.c */