reactos/drivers/bus/isapnp/isapnp.h
Dmitry Borisov c92bec609b [ISAPNP] Refactor string handling
- Don't allocate string buffers twice.
2021-06-20 19:22:32 +06:00

172 lines
3.6 KiB
C

/*
* PROJECT: ReactOS ISA PnP Bus driver
* LICENSE: GPL-2.0-or-later (https://spdx.org/licenses/GPL-2.0-or-later)
* PURPOSE: Common header file
* COPYRIGHT: Copyright 2010 Cameron Gutman <cameron.gutman@reactos.org>
* Copyright 2020 Hervé Poussineau <hpoussin@reactos.org>
*/
#ifndef _ISAPNP_PCH_
#define _ISAPNP_PCH_
#include <wdm.h>
#include <ntstrsafe.h>
#include <section_attribs.h>
#include "isapnphw.h"
#ifdef __cplusplus
extern "C" {
#endif
#define TAG_ISAPNP 'pasI'
typedef enum
{
dsStopped,
dsStarted
} ISAPNP_DEVICE_STATE;
typedef struct _ISAPNP_IO
{
USHORT CurrentBase;
ISAPNP_IO_DESCRIPTION Description;
} ISAPNP_IO, *PISAPNP_IO;
typedef struct _ISAPNP_IRQ
{
UCHAR CurrentNo;
UCHAR CurrentType;
ISAPNP_IRQ_DESCRIPTION Description;
} ISAPNP_IRQ, *PISAPNP_IRQ;
typedef struct _ISAPNP_DMA
{
UCHAR CurrentChannel;
ISAPNP_DMA_DESCRIPTION Description;
} ISAPNP_DMA, *PISAPNP_DMA;
typedef struct _ISAPNP_LOGICAL_DEVICE
{
PDEVICE_OBJECT Pdo;
ISAPNP_LOGDEVID LogDevId;
UCHAR VendorId[3];
USHORT ProdId;
ULONG SerialNumber;
ISAPNP_IO Io[8];
ISAPNP_IRQ Irq[2];
ISAPNP_DMA Dma[2];
UCHAR CSN;
UCHAR LDN;
LIST_ENTRY DeviceLink;
} ISAPNP_LOGICAL_DEVICE, *PISAPNP_LOGICAL_DEVICE;
typedef struct _ISAPNP_COMMON_EXTENSION
{
PDEVICE_OBJECT Self;
BOOLEAN IsFdo;
ISAPNP_DEVICE_STATE State;
} ISAPNP_COMMON_EXTENSION, *PISAPNP_COMMON_EXTENSION;
typedef struct _ISAPNP_FDO_EXTENSION
{
ISAPNP_COMMON_EXTENSION Common;
PDEVICE_OBJECT Ldo;
PDEVICE_OBJECT Pdo;
PDEVICE_OBJECT ReadPortPdo;
KEVENT DeviceSyncEvent;
LIST_ENTRY DeviceListHead;
ULONG DeviceCount;
PDRIVER_OBJECT DriverObject;
PUCHAR ReadDataPort;
} ISAPNP_FDO_EXTENSION, *PISAPNP_FDO_EXTENSION;
typedef struct _ISAPNP_PDO_EXTENSION
{
ISAPNP_COMMON_EXTENSION Common;
PISAPNP_LOGICAL_DEVICE IsaPnpDevice;
PISAPNP_FDO_EXTENSION FdoExt;
PIO_RESOURCE_REQUIREMENTS_LIST RequirementsList;
PCM_RESOURCE_LIST ResourceList;
ULONG ResourceListSize;
} ISAPNP_PDO_EXTENSION, *PISAPNP_PDO_EXTENSION;
_Requires_lock_not_held_(FdoExt->DeviceSyncEvent)
_Acquires_lock_(FdoExt->DeviceSyncEvent)
FORCEINLINE
VOID
IsaPnpAcquireDeviceDataLock(
_In_ PISAPNP_FDO_EXTENSION FdoExt)
{
KeWaitForSingleObject(&FdoExt->DeviceSyncEvent, Executive, KernelMode, FALSE, NULL);
}
_Releases_lock_(FdoExt->DeviceSyncEvent)
FORCEINLINE
VOID
IsaPnpReleaseDeviceDataLock(
_In_ PISAPNP_FDO_EXTENSION FdoExt)
{
KeSetEvent(&FdoExt->DeviceSyncEvent, IO_NO_INCREMENT, FALSE);
}
/* isapnp.c */
CODE_SEG("PAGE")
NTSTATUS
IsaPnpFillDeviceRelations(
_In_ PISAPNP_FDO_EXTENSION FdoExt,
_Inout_ PIRP Irp,
_In_ BOOLEAN IncludeDataPort);
CODE_SEG("INIT")
DRIVER_INITIALIZE DriverEntry;
NTSTATUS
NTAPI
IsaForwardIrpSynchronous(
_In_ PISAPNP_FDO_EXTENSION FdoExt,
_Inout_ PIRP Irp);
/* fdo.c */
CODE_SEG("PAGE")
NTSTATUS
IsaFdoPnp(
_In_ PISAPNP_FDO_EXTENSION FdoExt,
_Inout_ PIRP Irp,
_In_ PIO_STACK_LOCATION IrpSp);
/* pdo.c */
CODE_SEG("PAGE")
NTSTATUS
IsaPdoPnp(
_In_ PISAPNP_PDO_EXTENSION PdoDeviceExtension,
_Inout_ PIRP Irp,
_In_ PIO_STACK_LOCATION IrpSp);
/* hardware.c */
CODE_SEG("PAGE")
NTSTATUS
IsaHwTryReadDataPort(
_In_ PUCHAR ReadDataPort);
CODE_SEG("PAGE")
NTSTATUS
IsaHwFillDeviceList(
_In_ PISAPNP_FDO_EXTENSION FdoExt);
_IRQL_requires_max_(DISPATCH_LEVEL)
NTSTATUS
IsaHwDeactivateDevice(
_In_ PISAPNP_LOGICAL_DEVICE LogicalDevice);
_IRQL_requires_max_(DISPATCH_LEVEL)
NTSTATUS
IsaHwActivateDevice(
_In_ PISAPNP_LOGICAL_DEVICE LogicalDevice);
#ifdef __cplusplus
}
#endif
#endif /* _ISAPNP_PCH_ */