AMD Confidential

User Manual

November 21st, 2008

Table 10-2: Debugger Memory Dump Command Examples

When using Pacifica Virtualization Technology in simulation, the user can tell the debugger to access memory for either the guest or the host. If multiple guests are running under a hypervisor, the debugger will acess memory for the last guest that has run. The user can further qualify an input address using the 'G' (Guest) and 'H' (Host) specifiers. For example:

 

Command

 

Description

 

 

Dd c001c0de,HL

 

Dump the SVM host linear memory starting at address

 

 

 

0xC001C0DE.

 

 

 

 

 

 

Dd c001c0de,GL

 

Dump the last SVM guest linear memory starting at

 

 

 

address 0xC001C0DE.

 

 

 

 

 

 

Dd c001c0de,HP

 

Dump the SVM host physical memory starting at

 

 

 

address 0xC001C0DE.

 

 

 

 

 

 

Dd c001c0de,GP

 

Dump the last SVM guest physical memory starting at

 

 

 

address 0xC001C0DE.

 

 

 

 

 

Table 10-3: Debugger Pacifica Memory Dump Command Examples

If the user omits the 'G' or the 'H' specifier, the debugger will access memory from the perspective of the attatched CPU's current state.

10.1.6 Reading PCI Configuration Registers

1.Stop the simulation as described in Section 3.1, “Tool Bar Buttons”, on page 7.

2.Open the Debugger Window (“View→Show Debugger”) or click on . The simulation will pause and the Debugger Window will appear.

3.Use the debugger's S command to view the PCI configuration register contents for a particular PCI function. The S command takes three hex parameters: bus, device, function. If the specified bus, device, and function exist in the simulated system, the debugger will display all 256 bytes of configuration data.

10.1.7 Reading CPU MSR Contents

1.Stop the simulation as described in Section 3.1, “Tool Bar Buttons”, on page 7.

2.Open the Debugger Window (“View→Show Debugger”) or click on . The simulation will pause and the Debugger Window will appear.

3.Use the debugger's R command to view the contents of an MSR. This can be accomplished by typing R Maddress on the debugger command line. In this case, address is the 32-bit address (in hex) of the MSR. All leading zeros must be typed in the address. Examples of MSR reads are shown in Table 10-4:

 

Command

 

Description

 

 

R M00000250

 

Displays the contents of the MSR with an address of

 

 

 

0x0250.

 

 

 

 

 

 

R MC001001A

 

Displays the contents of the MSR with an address of

 

 

 

0xC001001A.

 

 

 

 

 

150

Chapter 10: CPU Debugger

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AMD 4.4.5 user manual Reading PCI Configuration Registers, Reading CPU MSR Contents
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4.4.5 specifications

AMD 4.4.5 is a robust version of the AMD software ecosystem that focuses on enhanced performance, stability, and efficiency for users relying on AMD processors and graphics cards. This iteration brings various features and technologies designed to optimize gaming, professional applications, and general computing tasks.

One of the standout enhancements in AMD 4.4.5 is the integration of Smart Access Memory technology, which allows the CPU to access the full graphics memory directly. This feature enhances data flow between the CPU and GPU, leading to improved frame rates and overall performance, especially in memory-intensive games. Users can experience a marked increase in gaming performance without the need for additional hardware upgrades.

Another significant feature introduced is the updated Radeon Software Adrenalin Edition. This software update encompasses optimizations for various games, ensuring that gamers can enjoy a seamless experience with the latest titles. The Adrenalin interface also provides features such as Radeon Chill, which helps reduce power consumption during less demanding scenes, and Radeon Anti-Lag, designed to minimize input lag and enhance responsiveness in competitive gaming.

Additionally, AMD 4.4.5 brings the latest drivers that include important performance enhancements and bug fixes that allow for greater system stability. Regular updates ensure that users have the best experience with their AMD hardware, and it significantly bolsters compatibility with the latest gaming titles and software applications.

AMD's Enhanced Sync technology offers users the ability to eliminate screen tearing and stuttering while delivering smooth gameplay. It dynamically synchronizes the refresh rate of the display with the frame rates produced by the GPU, improving the visual experience significantly.

With the introduction of FidelityFX Super Resolution, AMD continues to bolster its suite of technologies that enhance graphics quality and performance. This feature allows lower-resolution images to be upscaled effectively, making it easier for users to enjoy high-end visuals without taxing their hardware excessively.

In summary, AMD 4.4.5 represents a comprehensive update for users by integrating cutting-edge technologies that cater to a wide range of applications from gaming to content creation. With enhancements across the board, AMD reaffirms its commitment to providing high-performance solutions that keep pace with the ever-evolving technology landscape. Whether for gaming aficionados or professional creators, the capabilities offered in this version make it a significant milestone in the AMD software ecosystem.
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