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FIX: Replace blocking k_beep with an asynchronous k_beep

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boreddevnl
2026-03-16 17:22:42 +01:00
parent a4f16b0604
commit d824b4610a
4 changed files with 31 additions and 13 deletions
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12
src/sys/syscall.c
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@@ -929,16 +929,8 @@ static uint64_t syscall_handler_inner(registers_t *regs) {
} else if (cmd == 14) { // SYSTEM_CMD_BEEP
int freq = (int)arg2;
int ms = (int)arg3;
if (freq > 0) {
int div = 1193180 / freq;
outb(0x43, 0xB6);
outb(0x42, div & 0xFF);
outb(0x42, (div >> 8) & 0xFF);
outb(0x61, inb(0x61) | 0x03);
}
// Sleep - kernel side
k_sleep(ms);
outb(0x61, inb(0x61) & 0xFC);
extern void k_beep(int freq, int ms);
k_beep(freq, ms);
return 0;
} else if (cmd == 15) { // SYSTEM_CMD_MEMINFO
uint64_t *out = (uint64_t *)arg2;