Changeset 6b781c0 in mainline for kernel/arch/arm32/src/context.S


Ignore:
Timestamp:
2007-06-08T15:02:49Z (18 years ago)
Author:
Jakub Jermar <jakub@…>
Branches:
lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export
Children:
c03ee1c
Parents:
3ee8a075
Message:

Merge arm32 into trunk.

File:
1 edited

Legend:

Unmodified
Added
Removed

  • kernel/arch/arm32/src/context.S

    r3ee8a075 r6b781c0  
    11#
    2 # Copyright (c) 2003-2004 Jakub Jermar
     2# Copyright (c) 2007 Petr Stepan
    33# All rights reserved.
    44#
    … …  
    3333
    3434context_save_arch:
    35         /* TODO */
     35        stmfd sp!, {r1}
     36        mrs r1, cpsr
     37        and r1, r1, #0x1f
     38        stmia r0!, {r1}
     39        ldmfd sp!, {r1}
     40
     41        stmia r0!, {sp, lr}
     42        stmia r0!, {r4-r11}
     43
     44        mov r0, #1
     45        mov pc, lr
     46
     47
     48context_restore_arch:
     49        ldmia r0!, {r4}
     50        mrs r5, cpsr
     51        bic r5, r5, #0x1f
     52        orr r5, r5, r4
     53        msr cpsr_c, r5
     54
     55        ldmia r0!, {sp, lr}
     56        ldmia r0!, {r4-r11}
    3657       
    37 context_restore_arch:
    38         /* TODO */
     58        mov r0, #0
     59        mov pc, lr
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