os-k-team/os-k
os-k-team/os-k
1
0
Fork 0
mirror of https://gitlab.os-k.eu/os-k-team/os-k.git synced 2023-08-25 14:03:10 +02:00
Code Releases Activity

tests pcspkr

Browse Source
This commit is contained in:
Adrien Bourmault 2019-05-06 23:08:01 +02:00
parent fbccfab642
commit 58caff5eaa
2 changed files with 4 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
kaleid/kernel/init/init.c
View File

@ -87,16 +87,9 @@ noreturn void BtStartKern(multiboot_info_t *mbInfo, uint mbMagic, void *codeSeg)
IoPrintRtcTime();
KernLog("There was %d ticks\n", IoGetRtcTicks());
int *var = 7 * GB;
*var = 1;
IoDoBeep();
KernLog("Goodbye at %s\n", IoGetRtcTimeChar());
// End this machine's suffering
BStdOut->flusher(BStdOut);
KeCrashSystem();

5
kaleid/kernel/io/spkr.c
View File

@ -48,13 +48,16 @@ void IoQuietSpeaker(void)
void IoDoBeep(void)
{
ulong flags = KePauseIRQs();
IoStartSpeaker(1000);
KeRestoreIRQs(flags);
// Worst possible way of waiting
// We need actual timers
ulong ticks = IoGetRtcTicks();
while (IoGetRtcTicks() < ticks + 1024);
while (IoGetRtcTicks() < ticks + 2*1024);
IoQuietSpeaker();
}