/*
* AcessOS Microkernel Version
* debug.c
+ *
+ * TODO: Move the Debug_putchar methods out to the arch/ tree
*/
#include <acess.h>
#include <stdarg.h>
-#define DEBUG_TO_E9 1
-#define DEBUG_TO_SERIAL 1
-#define SERIAL_PORT 0x3F8
-#define GDB_SERIAL_PORT 0x2F8
-#define DEBUG_USE_VSNPRINTF 0
#define DEBUG_MAX_LINE_LEN 256
+#define LOCK_DEBUG_OUTPUT 1
+
// === IMPORTS ===
extern void Threads_Dump(void);
extern void KernelPanic_SetMode(void);
extern void KernelPanic_PutChar(char Ch);
// === PROTOTYPES ===
- int putDebugChar(char ch);
- int getDebugChar(void);
static void Debug_Putchar(char ch);
-static void Debug_Puts(int DbgOnly, char *Str);
+static void Debug_Puts(int DbgOnly, const char *Str);
+void Debug_DbgOnlyFmt(const char *format, va_list args);
+void Debug_FmtS(const char *format, ...);
void Debug_Fmt(const char *format, va_list args);
+void Debug_SetKTerminal(const char *File);
// === GLOBALS ===
int gDebug_Level = 0;
int giDebug_KTerm = -1;
- int gbDebug_SerialSetup = 0;
- int gbGDB_SerialSetup = 0;
int gbDebug_IsKPanic = 0;
volatile int gbInPutChar = 0;
+#if LOCK_DEBUG_OUTPUT
+tShortSpinlock glDebug_Lock;
+#endif
// === CODE ===
-int putDebugChar(char ch)
-{
- if(!gbGDB_SerialSetup) {
- outb(GDB_SERIAL_PORT + 1, 0x00); // Disable all interrupts
- outb(GDB_SERIAL_PORT + 3, 0x80); // Enable DLAB (set baud rate divisor)
- outb(GDB_SERIAL_PORT + 0, 0x03); // Set divisor to 3 (lo byte) 38400 baud
- outb(GDB_SERIAL_PORT + 1, 0x00); // (hi byte)
- outb(GDB_SERIAL_PORT + 3, 0x03); // 8 bits, no parity, one stop bit
- outb(GDB_SERIAL_PORT + 2, 0xC7); // Enable FIFO with 14-byte threshold and clear it
- outb(GDB_SERIAL_PORT + 4, 0x0B); // IRQs enabled, RTS/DSR set
- gbDebug_SerialSetup = 1;
- }
- while( (inb(GDB_SERIAL_PORT + 5) & 0x20) == 0 );
- outb(GDB_SERIAL_PORT, ch);
- return 0;
-}
-int getDebugChar(void)
-{
- if(!gbGDB_SerialSetup) {
- outb(GDB_SERIAL_PORT + 1, 0x00); // Disable all interrupts
- outb(GDB_SERIAL_PORT + 3, 0x80); // Enable DLAB (set baud rate divisor)
- outb(GDB_SERIAL_PORT + 0, 0x03); // Set divisor to 3 (lo byte) 38400 baud
- outb(GDB_SERIAL_PORT + 1, 0x00); // (hi byte)
- outb(GDB_SERIAL_PORT + 3, 0x03); // 8 bits, no parity, one stop bit
- outb(GDB_SERIAL_PORT + 2, 0xC7); // Enable FIFO with 14-byte threshold and clear it
- outb(GDB_SERIAL_PORT + 4, 0x0B); // IRQs enabled, RTS/DSR set
- gbDebug_SerialSetup = 1;
- }
- while( (inb(GDB_SERIAL_PORT + 5) & 1) == 0) ;
- return inb(GDB_SERIAL_PORT);
-}
-
-static void Debug_PutCharDebug(char ch)
-{
- #if DEBUG_TO_E9
- __asm__ __volatile__ ( "outb %%al, $0xe9" :: "a"(((Uint8)ch)) );
- #endif
-
- #if DEBUG_TO_SERIAL
- if(!gbDebug_SerialSetup) {
- outb(SERIAL_PORT + 1, 0x00); // Disable all interrupts
- outb(SERIAL_PORT + 3, 0x80); // Enable DLAB (set baud rate divisor)
- outb(SERIAL_PORT + 0, 0x03); // Set divisor to 3 (lo byte) 38400 baud
- outb(SERIAL_PORT + 1, 0x00); // (hi byte)
- outb(SERIAL_PORT + 3, 0x03); // 8 bits, no parity, one stop bit
- outb(SERIAL_PORT + 2, 0xC7); // Enable FIFO with 14-byte threshold and clear it
- outb(SERIAL_PORT + 4, 0x0B); // IRQs enabled, RTS/DSR set
- gbDebug_SerialSetup = 1;
- }
- while( (inb(SERIAL_PORT + 5) & 0x20) == 0 );
- outb(SERIAL_PORT, ch);
- #endif
-}
-
static void Debug_Putchar(char ch)
{
Debug_PutCharDebug(ch);
KernelPanic_PutChar(ch);
}
-static void Debug_Puts(int UseKTerm, char *Str)
+static void Debug_Puts(int UseKTerm, const char *Str)
{
int len = 0;
- while( *Str )
- {
- Debug_PutCharDebug( *Str );
-
- if( gbDebug_IsKPanic )
- KernelPanic_PutChar(*Str);
- len ++;
- Str ++;
- }
- Str -= len;
+ Debug_PutStringDebug(Str);
+
+ if( gbDebug_IsKPanic )
+ {
+ for( len = 0; Str[len]; len ++ )
+ KernelPanic_PutChar( Str[len] );
+ }
+ else
+ for( len = 0; Str[len]; len ++ );
+ // Output to the kernel terminal
if( UseKTerm && !gbDebug_IsKPanic && giDebug_KTerm != -1)
{
if(gbInPutChar) return ;
return ;
}
+void Debug_FmtS(const char *format, ...)
+{
+ va_list args;
+ va_start(args, format);
+ Debug_Fmt(format, args);
+ va_end(args);
+}
+
void Debug_KernelPanic()
{
gbDebug_IsKPanic = 1;
}
/**
- * \fn void LogF(char *Msg, ...)
+ * \fn void LogF(const char *Msg, ...)
+ * \brief Raw debug log (no new line, no prefix)
*/
-void LogF(char *Fmt, ...)
+void LogF(const char *Fmt, ...)
{
va_list args;
+ #if LOCK_DEBUG_OUTPUT
+ SHORTLOCK(&glDebug_Lock);
+ #endif
+
va_start(args, Fmt);
Debug_Fmt(Fmt, args);
va_end(args);
+
+ #if LOCK_DEBUG_OUTPUT
+ SHORTREL(&glDebug_Lock);
+ #endif
}
/**
- * \fn void Debug(char *Msg, ...)
- * \brief Print only to the debug channel
+ * \fn void Debug(const char *Msg, ...)
+ * \brief Print only to the debug channel (not KTerm)
*/
-void Debug(char *Fmt, ...)
+void Debug(const char *Fmt, ...)
{
va_list args;
+
+ #if LOCK_DEBUG_OUTPUT
+ SHORTLOCK(&glDebug_Lock);
+ #endif
Debug_Puts(0, "Debug: ");
va_start(args, Fmt);
Debug_DbgOnlyFmt(Fmt, args);
va_end(args);
+ Debug_PutCharDebug('\r');
Debug_PutCharDebug('\n');
+ #if LOCK_DEBUG_OUTPUT
+ SHORTREL(&glDebug_Lock);
+ #endif
}
/**
- * \fn void Log(char *Msg, ...)
+ * \fn void Log(const char *Msg, ...)
*/
-void Log(char *Fmt, ...)
+void Log(const char *Fmt, ...)
{
va_list args;
+
+ #if LOCK_DEBUG_OUTPUT
+ SHORTLOCK(&glDebug_Lock);
+ #endif
Debug_Puts(1, "Log: ");
va_start(args, Fmt);
Debug_Fmt(Fmt, args);
va_end(args);
+ Debug_Putchar('\r');
Debug_Putchar('\n');
+
+ #if LOCK_DEBUG_OUTPUT
+ SHORTREL(&glDebug_Lock);
+ #endif
}
-void Warning(char *Fmt, ...)
+void Warning(const char *Fmt, ...)
{
va_list args;
+
+ #if LOCK_DEBUG_OUTPUT
+ SHORTLOCK(&glDebug_Lock);
+ #endif
+
Debug_Puts(1, "Warning: ");
va_start(args, Fmt);
Debug_Fmt(Fmt, args);
va_end(args);
+ Debug_Putchar('\r');
Debug_Putchar('\n');
+
+ #if LOCK_DEBUG_OUTPUT
+ SHORTREL(&glDebug_Lock);
+ #endif
}
-void Panic(char *Fmt, ...)
+void Panic(const char *Fmt, ...)
{
va_list args;
+ #if LOCK_DEBUG_OUTPUT
+ SHORTLOCK(&glDebug_Lock);
+ #endif
+ // And never SHORTREL
+
Debug_KernelPanic();
Debug_Puts(1, "Panic: ");
va_start(args, Fmt);
Debug_Fmt(Fmt, args);
va_end(args);
+ Debug_Putchar('\r');
Debug_Putchar('\n');
Threads_Dump();
- __asm__ __volatile__ ("xchg %bx, %bx");
- __asm__ __volatile__ ("cli;\n\thlt");
- for(;;) __asm__ __volatile__ ("hlt");
+// __asm__ __volatile__ ("xchg %bx, %bx");
+// __asm__ __volatile__ ("cli;\n\thlt");
+// for(;;) __asm__ __volatile__ ("hlt");
+ for(;;) ;
}
-void Debug_SetKTerminal(char *File)
+void Debug_SetKTerminal(const char *File)
{
int tmp;
if(giDebug_KTerm != -1) {
Log_Log("Debug", "Returning to %p", __builtin_return_address(0));
}
-void Debug_Enter(char *FuncName, char *ArgTypes, ...)
+void Debug_Enter(const char *FuncName, const char *ArgTypes, ...)
{
va_list args;
- int i = gDebug_Level ++;
+ int i;
int pos;
+ tTID tid = Threads_GetTID();
+
+ #if LOCK_DEBUG_OUTPUT
+ SHORTLOCK(&glDebug_Lock);
+ #endif
+
+ i = gDebug_Level ++;
va_start(args, ArgTypes);
+ LogF("%012lli ", now());
while(i--) Debug_Putchar(' ');
- Debug_Puts(1, FuncName); Debug_Puts(1, ": (");
+ Debug_Puts(1, FuncName);
+ Debug_FmtS("[%i]", tid);
+ Debug_Puts(1, ": (");
while(*ArgTypes)
{
pos = strpos(ArgTypes, ' ');
- if(pos != -1) ArgTypes[pos] = '\0';
if(pos == -1 || pos > 1) {
- Debug_Puts(1, ArgTypes+1);
+ if(pos == -1)
+ Debug_Puts(1, ArgTypes+1);
+ else {
+ for( i = 1; i < pos; i ++ )
+ Debug_Putchar(ArgTypes[i]);
+ }
Debug_Putchar('=');
}
- if(pos != -1) ArgTypes[pos] = ' ';
switch(*ArgTypes)
{
- case 'p': Debug_Fmt("%p", args); break;
- case 's': Debug_Fmt("'%s'", args); break;
- case 'i': Debug_Fmt("%i", args); break;
- case 'u': Debug_Fmt("%u", args); break;
- case 'x': Debug_Fmt("0x%x", args); break;
- case 'b': Debug_Fmt("0b%b", args); break;
- case 'X': Debug_Fmt("0x%llx", args); break; // Extended (64-Bit)
- case 'B': Debug_Fmt("0b%llb", args); break; // Extended (64-Bit)
+ case 'p': LogF("%p", va_arg(args, void*)); break;
+ case 's': LogF("'%s'", va_arg(args, char*)); break;
+ case 'i': LogF("%i", va_arg(args, int)); break;
+ case 'u': LogF("%u", va_arg(args, Uint)); break;
+ case 'x': LogF("0x%x", va_arg(args, Uint)); break;
+ case 'b': LogF("0b%b", va_arg(args, Uint)); break;
+ case 'X': LogF("0x%llx", va_arg(args, Uint64)); break; // Extended (64-Bit)
+ case 'B': LogF("0b%llb", va_arg(args, Uint64)); break; // Extended (64-Bit)
}
if(pos != -1) {
Debug_Putchar(','); Debug_Putchar(' ');
}
va_end(args);
- Debug_Putchar(')'); Debug_Putchar('\n');
+ Debug_Putchar(')'); Debug_Putchar('\r'); Debug_Putchar('\n');
+
+ #if LOCK_DEBUG_OUTPUT
+ SHORTREL(&glDebug_Lock);
+ #endif
}
-void Debug_Log(char *FuncName, char *Fmt, ...)
+void Debug_Log(const char *FuncName, const char *Fmt, ...)
{
va_list args;
int i = gDebug_Level;
+ tTID tid = Threads_GetTID();
+
+ #if LOCK_DEBUG_OUTPUT
+ SHORTLOCK(&glDebug_Lock);
+ #endif
va_start(args, Fmt);
+ LogF("%012lli ", now());
while(i--) Debug_Putchar(' ');
- Debug_Puts(1, FuncName); Debug_Puts(1, ": ");
+ Debug_Puts(1, FuncName);
+ Debug_FmtS("[%i]", tid);
+ Debug_Puts(1, ": ");
Debug_Fmt(Fmt, args);
va_end(args);
+ Debug_Putchar('\r');
Debug_Putchar('\n');
+
+ #if LOCK_DEBUG_OUTPUT
+ SHORTREL(&glDebug_Lock);
+ #endif
}
-void Debug_Leave(char *FuncName, char RetType, ...)
+void Debug_Leave(const char *FuncName, char RetType, ...)
{
va_list args;
- int i = --gDebug_Level;
+ int i;
+ tTID tid = Threads_GetTID();
+
+ #if LOCK_DEBUG_OUTPUT
+ SHORTLOCK(&glDebug_Lock);
+ #endif
+
+ i = --gDebug_Level;
va_start(args, RetType);
gDebug_Level = 0;
i = 0;
}
+ LogF("%012lli ", now());
// Indenting
while(i--) Debug_Putchar(' ');
- Debug_Puts(1, FuncName); Debug_Puts(1, ": RETURN");
+ Debug_Puts(1, FuncName);
+ Debug_FmtS("[%i]", tid);
+ Debug_Puts(1, ": RETURN");
// No Return
if(RetType == '-') {
+ Debug_Putchar('\r');
Debug_Putchar('\n');
+ #if LOCK_DEBUG_OUTPUT
+ SHORTREL(&glDebug_Lock);
+ #endif
return;
}
// Extended (64-Bit)
case 'X': Debug_Fmt("0x%llx", args); break;
}
+ Debug_Putchar('\r');
Debug_Putchar('\n');
va_end(args);
+
+ #if LOCK_DEBUG_OUTPUT
+ SHORTREL(&glDebug_Lock);
+ #endif
}
-void Debug_HexDump(char *Header, void *Data, Uint Length)
+void Debug_HexDump(const char *Header, const void *Data, Uint Length)
{
- Uint8 *cdat = Data;
+ const Uint8 *cdat = Data;
Uint pos = 0;
Debug_Puts(1, Header);
- LogF(" (Hexdump of %p)\n", Data);
+ LogF(" (Hexdump of %p)\r\n", Data);
+
+ #define CH(n) ((' '<=cdat[(n)]&&cdat[(n)]<0x7F) ? cdat[(n)] : '.')
while(Length >= 16)
{
- #define CH(n) ((' '<=cdat[(n)]&&cdat[(n)]<=0x7F) ? cdat[(n)] : '.')
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",
pos += 16;
}
- LogF("Log: %04x: ", pos);
- while(Length)
{
- Uint byte = *cdat;
- LogF("%02x ", byte);
- Length--;
- cdat ++;
+ int i ;
+ LogF("Log: %04x: ", pos);
+ for(i = 0; i < Length; i ++)
+ {
+ LogF("%02x ", cdat[i]);
+ }
+ for( ; i < 16; i ++) LogF(" ");
+ LogF(" ");
+ for(i = 0; i < Length; i ++)
+ {
+ if( i == 8 ) LogF(" ");
+ LogF("%c", CH(i));
+ }
}
+
+ Debug_Putchar('\r');
Debug_Putchar('\n');
}
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