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[undi] Do not switch to real mode to check for NIC interrupt

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Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2014-05-03 12:35:03 +01:00
parent 277f581ac3
commit 71ed061776
1 changed files with 4 additions and 4 deletions
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8
src/arch/i386/drivers/net/undinet.c
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@@ -343,10 +343,10 @@ static void undinet_poll ( struct net_device *netdev ) {
if ( ! undinet_isr_triggered() ) { if ( ! undinet_isr_triggered() ) {
/* Allow interrupt to occur */ /* Allow interrupt to occur */
profile_start ( &undinet_irq_profiler ); profile_start ( &undinet_irq_profiler );
__asm__ __volatile__ ( REAL_CODE ( "sti\n\t" __asm__ __volatile__ ( "sti\n\t"
"nop\n\t" "nop\n\t"
"nop\n\t" "nop\n\t"
"cli\n\t" ) : : ); "cli\n\t" );
profile_stop ( &undinet_irq_profiler ); profile_stop ( &undinet_irq_profiler );
/* If interrupts are known to be supported, /* If interrupts are known to be supported,