Changeset 8b5690f in mainline for uspace/lib/c/generic/ddi.c


Ignore:
Timestamp:
2011-02-03T05:11:01Z (13 years ago)
Author:
Jiri Svoboda <jiri@…>
Branches:
lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export
Children:
ba38f72c
Parents:
22027b6e (diff), 86d7bfa (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 mainline changes.

File:
1 edited

Legend:

Unmodified
Added
Removed
  • uspace/lib/c/generic/ddi.c

    r22027b6e r8b5690f  
    9696}
    9797
    98 /** Enable an interrupt.
    99  *
    100  * @param irq the interrupt.
    101  *
    102  * @return Zero on success, negative error code otherwise.
    103  */
    104 int interrupt_enable(int irq)
    105 {
    106         return __SYSCALL2(SYS_INTERRUPT_ENABLE, (sysarg_t) irq, 1);
    107 }
    108 
    109 /** Disable an interrupt.
    110  *
    111  * @param irq the interrupt.
    112  *
    113  * @return Zero on success, negative error code otherwise.
    114  */
    115 int interrupt_disable(int irq)
    116 {
    117         return __SYSCALL2(SYS_INTERRUPT_ENABLE, (sysarg_t) irq, 0);
    118 }
    119 
    12098/** Enable PIO for specified I/O range.
    12199 *
     
    149127}
    150128
     129/** Register IRQ notification.
     130 *
     131 * @param inr    IRQ number.
     132 * @param devno  Device number of the device generating inr.
     133 * @param method Use this method for notifying me.
     134 * @param ucode  Top-half pseudocode handler.
     135 *
     136 * @return Value returned by the kernel.
     137 *
     138 */
     139int register_irq(int inr, int devno, int method, irq_code_t *ucode)
     140{
     141        return __SYSCALL4(SYS_REGISTER_IRQ, inr, devno, method,
     142            (sysarg_t) ucode);
     143}
     144
     145/** Unregister IRQ notification.
     146 *
     147 * @param inr   IRQ number.
     148 * @param devno Device number of the device generating inr.
     149 *
     150 * @return Value returned by the kernel.
     151 *
     152 */
     153int unregister_irq(int inr, int devno)
     154{
     155        return __SYSCALL2(SYS_UNREGISTER_IRQ, inr, devno);
     156}
     157
    151158/** @}
    152159 */
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