Memory Type Range Register (MTRR) Mechanism
173
22007E/0—November 1999
AMD Athlon™ Processor x86 Code Optimization
Figure 12. MTRR Mapping of Physical Memory
0
FFFFFFFFh
512 Kbytes
256 Kbytes
256 Kbytes
8 Fixed Ranges
(64 Kbytes each)
64 Fixed Ranges
(4 Kbytes each)
16 Fixed Ranges
(16 Kbytes each)
80000h
C0000h
100000h
0-8 Variable Ranges
(2
12
to 2
32
)
SMM TSeg
Summary of Contents for Athlon Processor x86
Page 1: ...AMD Athlon Processor x86 Code Optimization Guide TM...
Page 12: ...xii List of Figures AMD Athlon Processor x86 Code Optimization 22007E 0 November 1999...
Page 16: ...xvi Revision History AMD Athlon Processor x86 Code Optimization 22007E 0 November 1999...
Page 202: ...186 Page Attribute Table PAT AMD Athlon Processor x86 Code Optimization 22007E 0 November 1999...
Page 252: ...236 VectorPath Instructions AMD Athlon Processor x86 Code Optimization 22007E 0 November 1999...
Page 256: ...240 Index AMD Athlon Processor x86 Code Optimization 22007E 0 November 1999...