/*
* AcessOS Microkernel Version
* debug.c
- *
- * TODO: Move the Debug_putchar methods out to the arch/ tree
*/
#include <acess.h>
#include <stdarg.h>
+#include <debug_hooks.h>
#define DEBUG_MAX_LINE_LEN 256
-
-#define LOCK_DEBUG_OUTPUT 1
-
-#define TRACE_TO_KTERM 0
+#define LOCK_DEBUG_OUTPUT 0 // Avoid interleaving of output lines?
+#define TRACE_TO_KTERM 0 // Send ENTER/DEBUG/LEAVE to debug?
// === IMPORTS ===
-extern void Threads_Dump(void);
extern void KernelPanic_SetMode(void);
extern void KernelPanic_PutChar(char Ch);
+extern void IPStack_SendDebugText(const char *Text);
+extern void VT_SetTerminal(int TerminalID);
// === PROTOTYPES ===
static void Debug_Putchar(char ch);
static void Debug_Puts(int bUseKTerm, const char *Str);
void Debug_DbgOnlyFmt(const char *format, va_list args);
void Debug_FmtS(int bUseKTerm, const char *format, ...);
-void Debug_Fmt(int bUseKTerm, const char *format, va_list args);
+bool Debug_Fmt(int bUseKTerm, const char *format, va_list args);
void Debug_SetKTerminal(const char *File);
// === GLOBALS ===
#if LOCK_DEBUG_OUTPUT
tShortSpinlock glDebug_Lock;
#endif
+// - Disabled because it breaks shit
+ int gbSendNetworkDebug = 0;
// === CODE ===
static void Debug_Putchar(char ch)
{
Debug_PutCharDebug(ch);
- if( !gbDebug_IsKPanic )
+
+ if( gbDebug_IsKPanic )
+ KernelPanic_PutChar(ch);
+
+ if( gbDebug_IsKPanic < 2 )
{
if(gbInPutChar) return ;
gbInPutChar = 1;
VFS_Write(giDebug_KTerm, 1, &ch);
gbInPutChar = 0;
}
- else
- KernelPanic_PutChar(ch);
+
+ if( gbSendNetworkDebug )
+ {
+ char str[2] = {ch, 0};
+ IPStack_SendDebugText(str);
+ }
}
static void Debug_Puts(int UseKTerm, const char *Str)
}
else
for( len = 0; Str[len]; len ++ );
-
+
+ if( gbSendNetworkDebug )
+ IPStack_SendDebugText(Str);
+
// Output to the kernel terminal
- if( UseKTerm && !gbDebug_IsKPanic && giDebug_KTerm != -1)
+ if( UseKTerm && gbDebug_IsKPanic < 2 && giDebug_KTerm != -1 && gbInPutChar == 0)
{
- if(gbInPutChar) return ;
gbInPutChar = 1;
VFS_Write(giDebug_KTerm, len, Str);
gbInPutChar = 0;
Debug_Fmt(0, format, args);
}
-void Debug_Fmt(int bUseKTerm, const char *format, va_list args)
+bool Debug_Fmt(int bUseKTerm, const char *format, va_list args)
{
char buf[DEBUG_MAX_LINE_LEN];
- int len;
buf[DEBUG_MAX_LINE_LEN-1] = 0;
- len = vsnprintf(buf, DEBUG_MAX_LINE_LEN-1, format, args);
- //if( len < DEBUG_MAX_LINE )
- // do something
+ size_t len = vsnprintf(buf, DEBUG_MAX_LINE_LEN-1, format, args);
Debug_Puts(bUseKTerm, buf);
- return ;
+ if( len > DEBUG_MAX_LINE_LEN-1 ) {
+ // do something
+ Debug_Puts(bUseKTerm, "[...]");
+ return false;
+ }
+ return true;
}
void Debug_FmtS(int bUseKTerm, const char *format, ...)
void Debug_KernelPanic(void)
{
- #if LOCK_DEBUG_OUTPUT
- SHORTREL(&glDebug_Lock);
- #endif
- gbDebug_IsKPanic = 1;
+ // 5 nested panics? Fuck it
+ if( gbDebug_IsKPanic > 5 )
+ HALT_CPU();
+ gbDebug_IsKPanic ++;
+ if( gbDebug_IsKPanic == 1 )
+ {
+ #if LOCK_DEBUG_OUTPUT
+ SHORTREL(&glDebug_Lock);
+ #endif
+ VT_SetTerminal(7);
+ }
KernelPanic_SetMode();
}
/**
* \fn void LogF(const char *Msg, ...)
* \brief Raw debug log (no new line, no prefix)
+ * \return True if all of the provided text was printed
*/
-void LogF(const char *Fmt, ...)
+bool LogF(const char *Fmt, ...)
{
- va_list args;
-
#if LOCK_DEBUG_OUTPUT
+ if(CPU_HAS_LOCK(&glDebug_Lock)) {
+ Debug_Puts("[#]");
+ return true;
+ }
SHORTLOCK(&glDebug_Lock);
#endif
+ va_list args;
va_start(args, Fmt);
-
- Debug_Fmt(1, Fmt, args);
-
+ bool rv = Debug_Fmt(1, Fmt, args);
va_end(args);
#if LOCK_DEBUG_OUTPUT
SHORTREL(&glDebug_Lock);
#endif
+ return rv;
}
/**
* \fn void Debug(const char *Msg, ...)
va_list args;
#if LOCK_DEBUG_OUTPUT
+ if(CPU_HAS_LOCK(&glDebug_Lock)) return ;
SHORTLOCK(&glDebug_Lock);
#endif
SHORTREL(&glDebug_Lock);
#endif
}
-/**
- * \fn void Log(const char *Msg, ...)
- */
-void Log(const char *Fmt, ...)
+
+
+void LogFV(const char *Fmt, va_list args)
{
- va_list args;
+ #if LOCK_DEBUG_OUTPUT
+ if(CPU_HAS_LOCK(&glDebug_Lock)) return ;
+ SHORTLOCK(&glDebug_Lock);
+ #endif
+
+ Debug_Fmt(1, Fmt, args);
#if LOCK_DEBUG_OUTPUT
+ SHORTREL(&glDebug_Lock);
+ #endif
+}
+
+void LogV(const char *Fmt, va_list args)
+{
+ #if LOCK_DEBUG_OUTPUT
+ if(CPU_HAS_LOCK(&glDebug_Lock)) return ;
SHORTLOCK(&glDebug_Lock);
#endif
Debug_Puts(1, "Log: ");
- va_start(args, Fmt);
Debug_Fmt(1, Fmt, args);
- va_end(args);
Debug_Puts(1, "\r\n");
#if LOCK_DEBUG_OUTPUT
SHORTREL(&glDebug_Lock);
#endif
}
+
+/**
+ * \fn void Log(const char *Msg, ...)
+ */
+void Log(const char *Fmt, ...)
+{
+ va_list args;
+ va_start(args, Fmt);
+ LogV(Fmt, args);
+ va_end(args);
+}
+
void Warning(const char *Fmt, ...)
{
va_list args;
#if LOCK_DEBUG_OUTPUT
+ if(CPU_HAS_LOCK(&glDebug_Lock)) return ;
SHORTLOCK(&glDebug_Lock);
#endif
va_list args;
#if LOCK_DEBUG_OUTPUT
- SHORTLOCK(&glDebug_Lock);
+ if( !CPU_HAS_LOCK(&glDebug_Lock) )
+ SHORTLOCK(&glDebug_Lock);
#endif
// And never SHORTREL
Debug_KernelPanic();
+ Debug_Puts(1, "\x1b[31m");
Debug_Puts(1, "Panic: ");
va_start(args, Fmt);
Debug_Fmt(1, Fmt, args);
va_end(args);
- Debug_Putchar('\r');
- Debug_Putchar('\n');
+ Debug_Puts(1, "\x1b[0m\r\n");
- Threads_Dump();
+ Proc_PrintBacktrace();
+ //Threads_Dump();
+ //Heap_Dump();
- for(;;) ;
+ HALT_CPU();
}
void Debug_SetKTerminal(const char *File)
{
- int tmp;
if(giDebug_KTerm != -1) {
- tmp = giDebug_KTerm;
+ // Clear FD to -1 before closing (prevents writes to closed FD)
+ int oldfd = giDebug_KTerm;
giDebug_KTerm = -1;
- VFS_Close(tmp);
+ VFS_Close(oldfd);
}
- tmp = VFS_Open(File, VFS_OPENFLAG_WRITE);
-// Log_Log("Debug", "Opened '%s' as 0x%x", File, tmp);
- giDebug_KTerm = tmp;
-// Log_Log("Debug", "Returning to %p", __builtin_return_address(0));
+ giDebug_KTerm = VFS_Open(File, VFS_OPENFLAG_WRITE);
}
void Debug_Enter(const char *FuncName, const char *ArgTypes, ...)
tTID tid = Threads_GetTID();
#if LOCK_DEBUG_OUTPUT
+ if(CPU_HAS_LOCK(&glDebug_Lock)) return ;
SHORTLOCK(&glDebug_Lock);
#endif
tTID tid = Threads_GetTID();
#if LOCK_DEBUG_OUTPUT
+ if(CPU_HAS_LOCK(&glDebug_Lock)) return ;
SHORTLOCK(&glDebug_Lock);
#endif
tTID tid = Threads_GetTID();
#if LOCK_DEBUG_OUTPUT
+ if(CPU_HAS_LOCK(&glDebug_Lock)) return ;
SHORTLOCK(&glDebug_Lock);
#endif
#endif
}
-void Debug_HexDump(const char *Header, const void *Data, Uint Length)
+void Debug_HexDump(const char *Header, const void *Data, size_t Length)
{
const Uint8 *cdat = Data;
Uint pos = 0;
LogF("%014lli ", now());
Debug_Puts(1, Header);
- LogF(" (Hexdump of %p)\r\n", Data);
+ LogF(" (Hexdump of %p+%i)\r\n", Data, Length);
#define CH(n) ((' '<=cdat[(n)]&&cdat[(n)]<0x7F) ? cdat[(n)] : '.')
while(Length >= 16)
{
LogF("%014lli Log: %04x:"
- " %02x %02x %02x %02x %02x %02x %02x %02x"
- " %02x %02x %02x %02x %02x %02x %02x %02x"
- " %c%c%c%c%c%c%c%c %c%c%c%c%c%c%c%c\r\n",
+ " %02x %02x %02x %02x %02x %02x %02x %02x "
+ " %02x %02x %02x %02x %02x %02x %02x %02x "
+ " %c%c%c%c%c%c%c%c %c%c%c%c%c%c%c%c\r\n",
now(),
pos,
cdat[ 0], cdat[ 1], cdat[ 2], cdat[ 3], cdat[ 4], cdat[ 5], cdat[ 6], cdat[ 7],