1 files changed, 178 insertions, 0 deletions

diff --git a/private/ntos/nthals/halalpha/pcip.h b/private/ntos/nthals/halalpha/pcip.h
new file mode 100644
index 000000000..8cd3f6cc4
--- /dev/null
+++ b/private/ntos/nthals/halalpha/pcip.h
@@ -0,0 +1,178 @@
+/*++ BUILD Version: 0000     Increment this if a change has global effects
+
+Copyright (c) 1994  Microsoft Corporation
+Copyright (c) 1994  Digital Equipment Corporation
+
+Module Name:
+
+    pcip.h
+
+Abstract:
+
+    This header file defines the private PCI bus HAL interfaces and
+    data types.
+
+Author:
+
+    Eric Rehm (rehm)   14-August-1994
+
+Revision History:
+
+    14-Jul-1994  (rehm)
+       Original
+
+    5-Dec-1994 (rehm)
+    Added DevicePresent bitmap and PlatformSpecificData pointer to PCIBUSDATA 
+      data type.
+
+--*/
+
+#ifndef _PCIPH_
+#define _PCIPH_
+
+//
+// Hal specific PCI bus structures
+//
+
+#define PCI_CONFIG_TYPE(PciData)    ((PciData)->HeaderType & ~PCI_MULTIFUNCTION)
+
+#define PCI_MAX_BUSSES 256
+
+#define PciBitIndex(Dev,Fnc)   (Fnc*32 + Dev)
+
+//
+// Define PCI configuration cycle types.
+//
+typedef enum _PCI_CONFIGURATION_TYPES {
+        PciConfigTypeInvalid = -1,
+	PciConfigType0 = 0,
+	PciConfigType1 = 1
+} PCI_CONFIGURATION_TYPES, *PPCI_CONFIGURATION_TYPES;
+
+typedef struct _PCI_CFG_CYCLE_BITS {
+    union {
+        struct {
+            ULONG   Reserved1:2;
+            ULONG   Reserved2:30;
+        } bits;    // Generic Config Cycle
+
+        struct {
+            ULONG   Reserved1:2;
+            ULONG   RegisterNumber:6;
+            ULONG   FunctionNumber:3;
+            ULONG   Idsel:21;
+        } bits0;  // Type0 Config Cycle
+
+        struct {
+            ULONG   Reserved1:2;
+            ULONG   RegisterNumber:6;
+            ULONG   FunctionNumber:3;
+            ULONG   DeviceNumber:5;
+            ULONG   BusNumber:8;
+            ULONG   Reserved2:7;
+            ULONG   Enable:1;
+        } bits1;    // Type 1 Config Cycle
+
+        ULONG   AsULONG;
+    } u;
+} PCI_CFG_CYCLE_BITS, *PPCI_CFG_CYCLE_BITS;
+
+//
+// Define PCI cycle/command types.
+//
+
+typedef enum _PCI_COMMAND_TYPES{
+    PciCommandInterruptAcknowledge = 0x0,
+    PciCommandSpecialCycle = 0x1,
+    PciCommandIoRead = 0x2,
+    PciCommandIoWrite = 0x3,
+    PciCommandMemoryRead = 0x6,
+    PciCommandMemoryWrite = 0x7,
+    PciCommandConfigurationRead = 0xa,
+    PciCommandConfigurationWrite = 0xb,
+    PciCommandMemoryReadMultiple = 0xc,
+    PciCommandDualAddressCycle = 0xd,
+    PciCommandMemoryReadLine = 0xe,
+    PciCommandMemoryWriteAndInvalidate = 0xf,
+    MaximumPciCommand
+} PCI_COMMAND_TYPES, *PPCI_COMMAND_TYPES;
+
+//
+// PCI platform-specific functions
+//
+
+
+PCI_CONFIGURATION_TYPES
+HalpPCIConfigCycleType (
+    IN PBUS_HANDLER BusHandler
+    );
+
+VOID
+HalpPCIConfigAddr (
+    IN PBUS_HANDLER     BusHandler,
+    IN PCI_SLOT_NUMBER  Slot,
+    PPCI_CFG_CYCLE_BITS pPciAddr
+    );
+
+
+//
+// Define PCI configuration cycle types.
+//
+
+typedef enum _PCI_TYPE0_CONFIG_TYPE {
+        PciConfigType0AsIdsel,
+	PciConfigType0AsDeviceNumber
+} PCI_TYPE0_CONFIG_TYPE, *PPCI_TYPE0_CONFIG_TYPE;
+
+
+typedef struct tagPCIPBUSDATA {
+
+    //
+    // NT Defined PCI data
+    //
+
+    PCIBUSDATA      CommonData;
+
+    //
+    // Common alpha hal specific data
+    //
+
+    PVOID           ConfigBaseQva;
+    PCI_TYPE0_CONFIG_TYPE PciType0ConfigType;
+    ULONG           HwBusNumber;
+    BOOLEAN         BusIsAcrossPPB;    
+
+    RTL_BITMAP      DevicePresent;
+    ULONG           DevicePresentBits[PCI_MAX_DEVICES * PCI_MAX_FUNCTION / 32];
+
+    ULONG           MaxDevice;
+
+    ULONG           PPBBusNumber;
+    PCI_SLOT_NUMBER PPBSlotNumber;
+
+    //
+    // Platform-specific storage
+    //
+    
+    PVOID           PlatformSpecificData;
+
+} PCIPBUSDATA, *PPCIPBUSDATA;
+
+//
+// The following structure is used to communicate PCI bus information
+// between the ARC firmware and HAL.  This structure is passed as
+// configuration information on the PCI multifunction adapter nodes of the
+// ARC configuration tree.
+//
+
+typedef struct _ARC_PCI_CONFIGURATION {
+    ULONG   Version;
+    ULONG   BusNumber;
+    ULONG   HwBusNumber;
+    BOOLEAN BusIsAcrossPPB;
+    ULONG   DevicePresentBits[PCI_MAX_DEVICES * PCI_MAX_FUNCTION / 32];
+} ARC_PCI_CONFIGURATION, *PARC_PCI_CONFIGURATION;
+
+#define ARC_PCI_CONFIGURATION_VERSION   1
+
+#endif // _PCIPH_