mirror of
https://github.com/reactos/reactos.git
synced 2024-12-28 01:55:19 +00:00
Moved serial and bochs debug output.
svn path=/trunk/; revision=706
This commit is contained in:
Eric Kohl
parent
dad291cf6f
commit
bae73138e8
4 changed files with 153 additions and 77 deletions
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@ -85,5 +85,6 @@ VOID PsInit(VOID);
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VOID TstBegin(VOID);
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VOID KeInit(VOID);
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VOID CmInitializeRegistry(VOID);
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VOID DbgInit(VOID);
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#endif
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@ -1,4 +1,4 @@
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/* $Id: print.c,v 1.1 1999/10/15 15:20:31 ekohl Exp $
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/* $Id: print.c,v 1.2 1999/10/16 21:08:23 ekohl Exp $
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*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS kernel
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@ -14,13 +14,141 @@
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#include <ddk/ntddk.h>
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#include <internal/hal/ddk.h>
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#include <internal/ntoskrnl.h>
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#include <internal/halio.h>
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#include <string.h>
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/*
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* Uncomment one of the following symbols to select a debug output style.
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*
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* SCREEN_DEBUGGING:
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* Debug information is printed on the screen.
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*
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* SERIAL_DEBUGGING:
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* Debug information is printed to a serial device. Check the port
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* address, the baud rate and the data format.
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* Default: COM1 19200 Baud 8N1 (8 data bits, no parity, 1 stop bit)
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*
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* BOCHS_DEBUGGING: (not tested yet)
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* Debug information is printed to the bochs logging port. Bochs
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* writes the output to a log file.
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*/
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#define SCREEN_DEBUGGING /* debug info is printed on the screen */
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/* #define SERIAL_DEBUGGING */ /* remote debugging */
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/* #define BOCHS_DEBUGGING */ /* debug output using bochs */
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#define SERIAL_DEBUG_PORT 0x03f8 /* COM 1 */
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/* #define SERIAL_DEBUG_PORT 0x02f8 */ /* COM 2 */
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#define SERIAL_DEBUG_BAUD_RATE 19200
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#define SERIAL_LINE_CONTROL (SR_LCR_CS8 | SR_LCR_ST1 | SR_LCR_PNO)
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#ifdef BOCHS_DEBUGGING
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#define BOCHS_LOGGER_PORT (0x3ed)
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#endif
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#ifdef SERIAL_DEBUGGING
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#define SER_RBR SERIAL_DEBUG_PORT + 0
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#define SER_THR SERIAL_DEBUG_PORT + 0
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#define SER_DLL SERIAL_DEBUG_PORT + 0
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#define SER_IER SERIAL_DEBUG_PORT + 1
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#define SER_DLM SERIAL_DEBUG_PORT + 1
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#define SER_IIR SERIAL_DEBUG_PORT + 2
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#define SER_LCR SERIAL_DEBUG_PORT + 3
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#define SR_LCR_CS5 0x00
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#define SR_LCR_CS6 0x01
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#define SR_LCR_CS7 0x02
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#define SR_LCR_CS8 0x03
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#define SR_LCR_ST1 0x00
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#define SR_LCR_ST2 0x04
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#define SR_LCR_PNO 0x00
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#define SR_LCR_POD 0x08
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#define SR_LCR_PEV 0x18
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#define SR_LCR_PMK 0x28
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#define SR_LCR_PSP 0x38
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#define SR_LCR_BRK 0x40
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#define SR_LCR_DLAB 0x80
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#define SER_MCR SERIAL_DEBUG_PORT + 4
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#define SR_MCR_DTR 0x01
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#define SR_MCR_RTS 0x02
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#define SER_LSR SERIAL_DEBUG_PORT + 5
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#define SR_LSR_TBE 0x20
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#define SER_MSR SERIAL_DEBUG_PORT + 6
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#endif
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/* FUNCTIONS ****************************************************************/
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ULONG DbgPrint(PCH Format, ...)
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#ifdef SERIAL_DEBUGGING
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static VOID
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DbgDisplaySerialString(PCH String)
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{
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PCH pch = String;
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while (*pch != 0)
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{
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while ((inb_p(SER_LSR) & SR_LSR_TBE) == 0)
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;
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outb_p(SER_THR, *pch);
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if (*pch == '\n')
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{
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while ((inb_p(SER_LSR) & SR_LSR_TBE) == 0)
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;
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outb_p(SER_THR, '\r');
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}
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pch++;
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}
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}
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#endif /* SERIAL_DEBUGGING */
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#ifdef BOCHS_DEBUGGING
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static VOID
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DbgDisplayBochsString(PCH String)
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{
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PCH pch = String;
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while (*pch != 0)
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{
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outb_p(BOCHS_LOGGER_PORT, *pch);
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if (*pch == '\n')
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{
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outb_p(BOCHS_LOGGER_PORT, '\r');
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}
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pch++;
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}
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}
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#endif /* BOCHS_DEBUGGING */
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VOID
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DbgInit (VOID)
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{
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#ifdef SERIAL_DEBUGGING
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/* turn on DTR and RTS */
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outb_p(SER_MCR, SR_MCR_DTR | SR_MCR_RTS);
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/* set baud rate, line control */
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outb_p(SER_LCR, SERIAL_LINE_CONTROL | SR_LCR_DLAB);
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outb_p(SER_DLL, (115200 / SERIAL_DEBUG_BAUD_RATE) & 0xff);
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outb_p(SER_DLM, ((115200 / SERIAL_DEBUG_BAUD_RATE) >> 8) & 0xff);
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outb_p(SER_LCR, SERIAL_LINE_CONTROL);
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#endif
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}
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ULONG
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DbgPrint(PCH Format, ...)
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{
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char buffer[256];
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va_list ap;
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@ -43,7 +171,15 @@ ULONG DbgPrint(PCH Format, ...)
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vsprintf(buffer,Format,ap);
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va_end(ap);
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#ifdef SCREEN_DEBUGGING
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HalDisplayString (buffer);
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#endif
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#ifdef SERIAL_DEBUGGING
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DbgDisplaySerialString (buffer);
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#endif
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#ifdef BOCHS_DEBUGGING
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DbgDisplayBochsString (buffer);
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#endif
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/*
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* Restore the interrupt flag
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@ -1,4 +1,4 @@
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/* $Id: display.c,v 1.2 1999/10/15 15:18:39 ekohl Exp $
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/* $Id: display.c,v 1.3 1999/10/16 21:08:39 ekohl Exp $
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*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS kernel
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@ -11,56 +11,15 @@
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#include <ddk/ntddk.h>
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#include <internal/hal.h>
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/* only needed for screen synchronization */
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#include <internal/halio.h>
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//#define BOCHS_DEBUGGING
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//#define SERIAL_DEBUGGING
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#define SCREEN_DEBUGGING
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#define SCREEN_SYNCHRONIZATION
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#define SERIAL_PORT 0x03f8
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#define SERIAL_BAUD_RATE 19200
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#define SERIAL_LINE_CONTROL (SR_LCR_CS8 | SR_LCR_ST1 | SR_LCR_PNO)
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#ifdef BOCHS_DEBUGGING
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#define BOCHS_LOGGER_PORT (0x3ed)
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#endif
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#ifdef SERIAL_DEBUGGING
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#define SER_RBR SERIAL_PORT + 0
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#define SER_THR SERIAL_PORT + 0
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#define SER_DLL SERIAL_PORT + 0
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#define SER_IER SERIAL_PORT + 1
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#define SER_DLM SERIAL_PORT + 1
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#define SER_IIR SERIAL_PORT + 2
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#define SER_LCR SERIAL_PORT + 3
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#define SR_LCR_CS5 0x00
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#define SR_LCR_CS6 0x01
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#define SR_LCR_CS7 0x02
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#define SR_LCR_CS8 0x03
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#define SR_LCR_ST1 0x00
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#define SR_LCR_ST2 0x04
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#define SR_LCR_PNO 0x00
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#define SR_LCR_POD 0x08
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#define SR_LCR_PEV 0x18
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#define SR_LCR_PMK 0x28
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#define SR_LCR_PSP 0x38
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#define SR_LCR_BRK 0x40
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#define SR_LCR_DLAB 0x80
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#define SER_MCR SERIAL_PORT + 4
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#define SR_MCR_DTR 0x01
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#define SR_MCR_RTS 0x02
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#define SER_LSR SERIAL_PORT + 5
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#define SR_LSR_TBE 0x20
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#define SER_MSR SERIAL_PORT + 6
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#endif
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#ifdef SCREEN_DEBUGGING
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#ifdef SCREEN_SYNCHRONIZATION
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#define CRTC_COMMAND 0x3d4
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#define CRTC_DATA 0x3d5
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#define CRTC_CURLO 0x0f
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@ -68,8 +27,6 @@
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#endif
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#define CHAR_ATTRIBUTE 0x17 /* grey on blue */
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@ -145,16 +102,6 @@ HalInitializeDisplay (boot_param *bp)
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{
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if (DisplayInitialized == FALSE)
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{
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#ifdef SERIAL_DEBUGGING
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/* turn on DTR and RTS */
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outb_p(SER_MCR, SR_MCR_DTR | SR_MCR_RTS);
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/* set baud rate, line control */
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outb_p(SER_LCR, SERIAL_LINE_CONTROL | SR_LCR_DLAB);
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outb_p(SER_DLL, (115200 / SERIAL_BAUD_RATE) & 0xff);
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outb_p(SER_DLM, ((115200 / SERIAL_BAUD_RATE) >> 8) & 0xff);
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outb_p(SER_LCR, SERIAL_LINE_CONTROL);
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#endif
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VideoBuffer = (WORD *)(0xd0000000 + 0xb8000);
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// VideoBuffer = HalMapPhysicalMemory (0xb8000, 2);
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@ -195,7 +142,6 @@ HalResetDisplay (VOID)
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/* PUBLIC FUNCTIONS *********************************************************/
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VOID
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HalAcquireDisplayOwnership (
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IN PHAL_RESET_DISPLAY_PARAMETERS ResetDisplayParameters
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@ -224,7 +170,7 @@ HalDisplayString(PCH String)
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*/
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{
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PCH pch;
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#ifdef SCREEN_DEBUGGING
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#ifdef SCREEN_SYNCHRONIZATION
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int offset;
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#endif
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@ -235,18 +181,7 @@ HalDisplayString(PCH String)
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HalResetDisplay ();
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}
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#ifdef BOCHS_DEBUGGING
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outb_p(BOCHS_LOGGER_PORT,c);
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#endif
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#ifdef SERIAL_DEBUGGING
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while ((inb_p(SER_LSR) & SR_LSR_TBE) == 0)
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;
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outb_p(SER_THR, c);
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#endif
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#ifdef SCREEN_DEBUGGING
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#ifdef SCREEN_SYNCHRONIZATION
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outb_p(CRTC_COMMAND, CRTC_CURHI);
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offset = inb_p(CRTC_DATA)<<8;
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outb_p(CRTC_COMMAND, CRTC_CURLO);
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@ -284,7 +219,7 @@ HalDisplayString(PCH String)
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pch++;
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}
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#ifdef SCREEN_DEBUGGING
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#ifdef SCREEN_SYNCHRONIZATION
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offset = (CursorY * SizeX) + CursorX;
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outb_p(CRTC_COMMAND, CRTC_CURLO);
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@ -296,7 +231,6 @@ HalDisplayString(PCH String)
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}
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VOID
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HalQueryDisplayParameters (PULONG DispSizeX,
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PULONG DispSizeY,
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@ -1,4 +1,4 @@
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/* $Id: main.c,v 1.25 1999/10/15 15:21:03 ekohl Exp $
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/* $Id: main.c,v 1.26 1999/10/16 21:08:07 ekohl Exp $
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*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS kernel
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@ -150,6 +150,11 @@ asmlinkage void _main(boot_param* _bp)
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HalDisplayString("Starting ReactOS "KERNEL_VERSION" (Build "__DATE__", "__TIME__")\n");
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/*
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* Initialize the debug output
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*/
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DbgInit ();
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start = KERNEL_BASE + PAGE_ROUND_UP(bp.module_length[0]);
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if (start < ((int)&end))
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{
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