i386 Interrupt Management
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#define | i386_disable_interrupts(_level) |
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#define | i386_enable_interrupts(_level) |
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#define | i386_flash_interrupts(_level) |
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#define | i386_get_interrupt_level(_level) |
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i386 Interrupt Management
◆ i386_disable_interrupts
#define i386_disable_interrupts |
( |
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_level | ) |
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Value:{ \
__asm__ volatile ( "pushf ; \ cli ; \ pop %0" \
: "=rm" ((_level)) \
); \
}
◆ i386_enable_interrupts
#define i386_enable_interrupts |
( |
|
_level | ) |
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Value:{ \
__asm__ volatile ( "push %0 ; \ popf" \
: : "rm" ((_level)) : "cc" \
); \
}
◆ i386_flash_interrupts
#define i386_flash_interrupts |
( |
|
_level | ) |
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Value:{ \
__asm__ volatile ( "push %0 ; \ popf ; \ cli" \
: : "rm" ((_level)) : "cc" \
); \
}
◆ i386_get_interrupt_level
#define i386_get_interrupt_level |
( |
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_level | ) |
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Value:do { \
uint32_t _eflags; \
\
__asm__ volatile ( "pushf ; \ pop %0" \
: "=rm" ((_eflags)) \
); \
\
_level = (_eflags & EFLAGS_INTR_ENABLE) ? 0 : 1; \
} while (0)