TICKCMP_IRQ_BIT
orig_tick &= ~TICKCMP_IRQ_BIT;
new_tick &= ~TICKCMP_IRQ_BIT;
: "r" (TICKCMP_IRQ_BIT));
orig_tick &= ~TICKCMP_IRQ_BIT;
new_tick &= ~TICKCMP_IRQ_BIT;
__hbird_write_compare(TICKCMP_IRQ_BIT);
val &= ~TICKCMP_IRQ_BIT;
val2 = __hbird_read_stick() & ~TICKCMP_IRQ_BIT;
: "r" (TICKCMP_IRQ_BIT));