diff options
Diffstat (limited to 'src/kernel/io/io.c')
| -rw-r--r-- | src/kernel/io/io.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/src/kernel/io/io.c b/src/kernel/io/io.c index dfd9efa..fd7cd46 100644 --- a/src/kernel/io/io.c +++ b/src/kernel/io/io.c @@ -36,6 +36,14 @@ int interrupts_enabled() return (cpu_flags() & 0x200) == 0x200; } +void interrupts_print() +{ + if (interrupts_enabled()) + log(GRN "Interrupts are enabled!" RES); + else + log(RED "Interrupts are disabled!" RES); +} + void cli() { asm volatile("cli"); @@ -66,14 +74,6 @@ void outl(u16 port, u32 data) asm volatile("outl %0, %1" ::"a"(data), "Nd"(port)); } -void spinlock(int *ptr) -{ - int prev; - do - asm volatile("lock xchgl %0,%1" : "=a"(prev) : "m"(*ptr), "a"(1)); - while (prev); -} - void init_serial() { outb(0x3f8 + 1, 0x00); |