source: rtems/cpukit/score/cpu/moxie/cpu_asm.S @ 4fea054c

5
Last change on this file since 4fea054c was 4fea054c, checked in by Sebastian Huber <sebastian.huber@…>, on 11/06/18 at 18:34:15

score: Remove _ISR_Dispatch()

This function was only used on some m68k variants. On these m68k
variants there is no need to use a global symbol. Use a local label
instead.

Remove _ISR_Dispatch() from the architecture-independent layer.
  • Property mode set to 100644
File size: 2.1 KB
Line 
1/*
2 * Moxie CPU functions
3 *   Copyright (C) 2011 Anthony Green
4 *
5 *  Based on example code and other ports with this copyright:
6 *
7 *  COPYRIGHT (c) 1989-1999.
8 *  On-Line Applications Research Corporation (OAR).
9 *
10 *  The license and distribution terms for this file may be
11 *  found in the file LICENSE in this distribution or at
12 *  http://www.rtems.org/license/LICENSE.
13 */
14
15#ifdef HAVE_CONFIG_H
16#include "config.h"
17#endif
18
19#include <rtems/asm.h>
20
21        .text
22        .align 2
23
24        .global SYM(_CPU_Context_switch)
25
26SYM(_CPU_Context_switch):
27        sto.l   0($r0), $fp
28        sto.l   4($r0), $sp
29        sto.l   8($r0), $r0
30        sto.l   12($r0), $r1
31        sto.l   16($r0), $r2
32        sto.l   20($r0), $r3
33        sto.l   24($r0), $r4
34        sto.l   28($r0), $r5
35        sto.l   32($r0), $r6
36        sto.l   36($r0), $r7
37        sto.l   40($r0), $r8
38        sto.l   44($r0), $r9
39        sto.l   48($r0), $r10
40        sto.l   52($r0), $r11
41        sto.l   56($r0), $r12
42        sto.l   60($r0), $r13
43
44restore:
45        ldo.l   $fp, 0($r1)
46        ldo.l   $sp, 4($r1)
47        ldo.l   $r0, 8($r1)
48        ldo.l   $r2, 16($r1)
49        ldo.l   $r3, 20($r1)
50        ldo.l   $r4, 24($r1)
51        ldo.l   $r5, 28($r1)
52        ldo.l   $r6, 32($r1)
53        ldo.l   $r7, 36($r1)
54        ldo.l   $r8, 40($r1)
55        ldo.l   $r9, 44($r1)
56        ldo.l   $r10, 48($r1)
57        ldo.l   $r11, 52($r1)
58        ldo.l   $r12, 56($r1)
59        ldo.l   $r13, 60($r1)
60        ldo.l   $r1, 12($r1)
61
62        ret
63
64        .align 2
65
66        .global SYM(_CPU_Context_restore)
67
68SYM(_CPU_Context_restore):
69        mov     $r1, $r0
70        jmpa    restore
71
72
73/*
74        VHandler for Vectored Interrupts
75
76        All IRQ's are vectored to routine _ISR_#vector_number
77        This routine stacks er0 and loads er0 with vector number
78        before transferring to here
79
80*/
81        .align 2
82        .global SYM(_ISR_Handler)
83        .extern SYM(_Vector_table)
84
85
86SYM(_ISR_Handler):
87        brk
88
89
90        .align 2
91        .global SYM(_CPU_Context_save_fp)
92
93SYM(_CPU_Context_save_fp):
94        brk
95
96
97        .align 2
98        .global SYM(_CPU_Context_restore_fp)
99
100SYM(_CPU_Context_restore_fp):
101        brk
102
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