Ignore:
Timestamp:
2011-01-07T09:13:55Z (14 years ago)
Author:
Vojtech Horky <vojtechhorky@…>
Branches:
lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export
Children:
0f191a2, 692c0d3e
Parents:
71ed4849 (diff), ae1f70e (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.
Message:

Merge development/ changes

File:
1 edited

Legend:

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  • kernel/generic/src/interrupt/interrupt.c

    r71ed4849 r8f8a0cd6  
    209209}
    210210
     211/** Get istate structure of a thread.
     212 *
     213 * Get pointer to the istate structure at the bottom of the kernel stack.
     214 *
     215 * This function can be called in interrupt or user context. In interrupt
     216 * context the istate structure is created by the low-level exception
     217 * handler. In user context the istate structure is created by the
     218 * low-level syscall handler.
     219 */
     220istate_t *istate_get(thread_t *thread)
     221{
     222        /*
     223         * The istate structure should be right at the bottom of the kernel
     224         * stack.
     225         */
     226        return (istate_t *) ((uint8_t *) thread->kstack + THREAD_STACK_SIZE -
     227            sizeof(istate_t));
     228}
     229
    211230#ifdef CONFIG_KCONSOLE
    212231
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