December 2005
Intermediate to advanced
432 pages
12h 32m
English
Content preview from Embedded Linux System Design and Development
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72 Embedded Linux System Design and Development
0000000000100000 - 000000001f6f0000 (usable)
000000001f6f0000 - 000000001f6fb000 (ACPI data)
000000001f6fb000 - 000000001f700000 (ACPI NVS)
000000001f700000 - 000000001f780000 (usable)
000000001f780000 - 0000000020000000 (reserved)
00000000fec00000 - 00000000fec10000 (reserved)
00000000fee00000 - 00000000fee01000 (reserved)
00000000ff800000 - 00000000ffc00000 (reserved)
00000000fffffc00 - 0000000100000000 (reserved)
The kernel starts using memory from the physical address of 1 MB. So the
bootmem allocator reserves the following regions.
640 K to 1 MB: These are reserved for the video and the extension ROMs.
Above 1 MB: These are reserved for the kernel code and the data sections.
Setting Up Memory and ...
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