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| author | Michael Brown | 2007-07-10 05:33:59 +0200 |
|---|---|---|
| committer | Michael Brown | 2007-07-10 05:33:59 +0200 |
| commit | 4e14b020a5dd3c6ec04a7612deb200cf8a24fcf4 (patch) | |
| tree | 0d91836e3084ad698abfb2503e86ff9edf0e779c /src | |
| parent | We probably ought not to call INT13 with interrupts disabled. (diff) | |
| download | ipxe-4e14b020a5dd3c6ec04a7612deb200cf8a24fcf4.tar.gz ipxe-4e14b020a5dd3c6ec04a7612deb200cf8a24fcf4.tar.xz ipxe-4e14b020a5dd3c6ec04a7612deb200cf8a24fcf4.zip | |
Master IRQ should be EOIed first, I think.
Diffstat (limited to 'src')
| -rw-r--r-- | src/arch/i386/core/pic8259.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/arch/i386/core/pic8259.c b/src/arch/i386/core/pic8259.c index aae22cee4..defe2e7d3 100644 --- a/src/arch/i386/core/pic8259.c +++ b/src/arch/i386/core/pic8259.c @@ -46,11 +46,11 @@ static inline void send_nonspecific_eoi ( unsigned int irq ) { */ static inline void send_specific_eoi ( unsigned int irq ) { DBG ( "Sending specific EOI for IRQ %d\n", irq ); - outb ( ( ICR_EOI_SPECIFIC | ICR_VALUE ( irq ) ), ICR_REG ( irq ) ); if ( irq >= IRQ_PIC_CUTOFF ) { outb ( ( ICR_EOI_SPECIFIC | ICR_VALUE ( CHAINED_IRQ ) ), ICR_REG ( CHAINED_IRQ ) ); } + outb ( ( ICR_EOI_SPECIFIC | ICR_VALUE ( irq ) ), ICR_REG ( irq ) ); } /** |