HP OpenVMS Systems Documentation

Upgrading Privileged-Code Applications on OpenVMS Alpha and OpenVMS I64 Systems

Chapter 3
3	Replacements for Removed Privileged Symbols
3.1	Removed Date Structure Fields
3.2	Removed Routines
3.3	Removed Macros
3.3.1	Removed MACRO-32 Macros Formerly in SYS$LIBRARY:LIB.MLB
3.3.2	C Header Files Removed From SYS$LIBRARY:SYS$LIB_C.TLB
3.4	Removed System Data Cells
Chapter 4
4	Modifying Device Drivers to Support 64-Bit Addressing
4.1	Recommendations for Modifying Device Drivers
4.2	Mixed Pointer Environment in C
4.3	$QIO Support for 64-Bit Addresses
4.4	Declaring Support for 64-Bit Addresses in Drivers
4.4.1	Drivers Written in C
4.4.2	Drivers Written in MACRO-32
4.4.3	Drivers Written in BLISS
4.5	I/O Mechanisms
4.5.1	Simple Buffered I/O
4.5.2	Direct I/O
4.5.3	Direct I/O Buffer Map (DIOBM)
4.5.4	64-Bit AST
4.5.5	64-Bit ACB Within the IRP
4.5.6	I/O Function Definitions
4.6	64-Bit Support in Example Driver
4.6.1	Example: Declaring 64-Bit Functions
4.6.2	Example: Declaring 64-Bit Buffered I/O Packet
4.6.3	Example: Changes to LR$WRITE
4.6.4	Example: Changes to LR$SETMODE
4.6.5	Example: Changes to LR$STARTIO
Chapter 5
5	Modifying User-Written System Services
Chapter 6
6	Kernel Threads Process Structure
6.1	Process Control Blocks (PCBs) and Process Headers (PHDs)
6.1.1	Effect of a Multithreaded Process on the PCB and PHD
6.2	Kernel Thread Blocks (KTBs)
6.2.1	KTB Vector
6.2.2	Floating-Point Registers and Execution Data Blocks (FREDs)
6.2.3	Kernel Threads Region
6.2.4	Per-Kernel Thread Stacks
6.2.5	Per-Kernel Thread Data Cells
6.2.6	Layout of the Per-Kernel Thread
6.2.7	Summary of Process Data Structures
6.3	Process Identifiers (PIDs)
6.3.1	Multithread Effects on the PID
6.3.2	Range Checking and Sequence Vectors
6.4	Process Status Bits

Contents

Index