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Fix broken SpinLock.

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The SpinLock was all backwards and didn't actually work. Fixing it exposed
how wrong most of the locking here is.

I need to come up with a better granularity here.
This commit is contained in:
Andreas Kling 2018-10-29 21:54:11 +01:00
parent bea106fdb2
commit e6284a8774
Notes: sideshowbarker 2024-07-19 18:36:50 +09:00
24 changed files with 195 additions and 77 deletions
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17
Kernel/kprintf.cpp
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@ -1,10 +1,11 @@
#include "kprintf.h"
#include "Console.h"
#include "IO.h"
#include <stdarg.h>
#include <AK/Types.h>
#include <AK/printf.cpp>
static void console_putch(char*, char ch)
static void console_putch(char*&, char ch)
{
Console::the().write((byte*)&ch, 1);
}
@ -32,3 +33,17 @@ int ksprintf(char* buffer, const char* fmt, ...)
va_end(ap);
return ret;
}
static void debugger_putch(char*&, char ch)
{
IO::out8(0xe9, ch);
}
int dbgprintf(const char* fmt, ...)
{
va_list ap;
va_start(ap, fmt);
int ret = printfInternal(debugger_putch, nullptr, fmt, ap);
va_end(ap);
return ret;
}