hardware.c File Reference

#include <freeldr.h>
#include <debug.h>

Go to the source code of this file.

Defines
#define	NDEBUG
#define	MILLISEC   (10)
#define	PRECISION   (8)
#define	HZ   (100)
#define	CLOCK_TICK_RATE   (1193182)
#define	LATCH   (CLOCK_TICK_RATE / HZ)
#define	MOUSE_TYPE_NONE   0
#define	MOUSE_TYPE_MICROSOFT   1
#define	MOUSE_TYPE_LOGITECH   2
#define	MOUSE_TYPE_WHEELZ   3
#define	MOUSE_TYPE_MOUSESYSTEMS   4
#define	CONTROLLER_REGISTER_STATUS   0x64
#define	CONTROLLER_REGISTER_CONTROL   0x64
#define	CONTROLLER_REGISTER_DATA   0x60
#define	CONTROLLER_COMMAND_READ_MODE   0x20
#define	CONTROLLER_COMMAND_WRITE_MODE   0x60
#define	CONTROLLER_COMMAND_GET_VERSION   0xA1
#define	CONTROLLER_COMMAND_MOUSE_DISABLE   0xA7
#define	CONTROLLER_COMMAND_MOUSE_ENABLE   0xA8
#define	CONTROLLER_COMMAND_TEST_MOUSE   0xA9
#define	CONTROLLER_COMMAND_SELF_TEST   0xAA
#define	CONTROLLER_COMMAND_KEYBOARD_TEST   0xAB
#define	CONTROLLER_COMMAND_KEYBOARD_DISABLE   0xAD
#define	CONTROLLER_COMMAND_KEYBOARD_ENABLE   0xAE
#define	CONTROLLER_COMMAND_WRITE_MOUSE_OUTPUT_BUFFER   0xD3
#define	CONTROLLER_COMMAND_WRITE_MOUSE   0xD4
#define	CONTROLLER_STATUS_OUTPUT_BUFFER_FULL   0x01
#define	CONTROLLER_STATUS_INPUT_BUFFER_FULL   0x02
#define	CONTROLLER_STATUS_SELF_TEST   0x04
#define	CONTROLLER_STATUS_COMMAND   0x08
#define	CONTROLLER_STATUS_UNLOCKED   0x10
#define	CONTROLLER_STATUS_MOUSE_OUTPUT_BUFFER_FULL   0x20
#define	CONTROLLER_STATUS_GENERAL_TIMEOUT   0x40
#define	CONTROLLER_STATUS_PARITY_ERROR   0x80
#define	AUX_STATUS_OUTPUT_BUFFER_FULL
#define	CONTROLLER_TIMEOUT   250
Functions
	DBG_DEFAULT_CHANNEL (HWDETECT)
PCHAR	GetHarddiskIdentifier (UCHAR DriveNumber)
VOID	HwInitializeBiosDisks (VOID)
static VOID	__StallExecutionProcessor (ULONG Loops)
VOID	StallExecutionProcessor (ULONG Microseconds)
static ULONG	Read8254Timer (VOID)
static VOID	WaitFor8254Wraparound (VOID)
VOID	HalpCalibrateStallExecution (VOID)
static VOID	DetectPnpBios (PCONFIGURATION_COMPONENT_DATA SystemKey, ULONG *BusNumber)
static PCM_PARTIAL_RESOURCE_LIST	GetHarddiskConfigurationData (UCHAR DriveNumber, ULONG *pSize)
static UCHAR	GetFloppyCount (VOID)
static UCHAR	GetFloppyType (UCHAR DriveNumber)
static PVOID	GetInt1eTable (VOID)
static VOID	DetectBiosFloppyPeripheral (PCONFIGURATION_COMPONENT_DATA ControllerKey)
static VOID	DetectBiosFloppyController (PCONFIGURATION_COMPONENT_DATA BusKey)
static PCONFIGURATION_COMPONENT_DATA	DetectSystem (VOID)
static VOID	DetectBiosDisks (PCONFIGURATION_COMPONENT_DATA BusKey)
static VOID	InitializeSerialPort (PUCHAR Port, UCHAR LineControl)
static ULONG	DetectSerialMouse (PUCHAR Port)
static ULONG	GetSerialMousePnpId (PUCHAR Port, char *Buffer)
static VOID	DetectSerialPointerPeripheral (PCONFIGURATION_COMPONENT_DATA ControllerKey, PUCHAR Base)
static VOID	DetectSerialPorts (PCONFIGURATION_COMPONENT_DATA BusKey)
static VOID	DetectParallelPorts (PCONFIGURATION_COMPONENT_DATA BusKey)
static BOOLEAN	DetectKeyboardDevice (VOID)
static VOID	DetectKeyboardPeripheral (PCONFIGURATION_COMPONENT_DATA ControllerKey)
static VOID	DetectKeyboardController (PCONFIGURATION_COMPONENT_DATA BusKey)
static VOID	PS2ControllerWait (VOID)
static BOOLEAN	DetectPS2AuxPort (VOID)
static BOOLEAN	DetectPS2AuxDevice (VOID)
static VOID	DetectPS2Mouse (PCONFIGURATION_COMPONENT_DATA BusKey)
static VOID	DetectDisplayController (PCONFIGURATION_COMPONENT_DATA BusKey)
static VOID	DetectIsaBios (PCONFIGURATION_COMPONENT_DATA SystemKey, ULONG *BusNumber)
PCONFIGURATION_COMPONENT_DATA	PcHwDetect (VOID)
VOID	PcHwIdle (VOID)
Variables
static unsigned int	delay_count = 1
UCHAR	PcBiosDiskCount