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RSDP: Difference between revisions

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RSDP (view source)

Revision as of 04:53, 9 June 2024

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Line 5:
In ACPI Version 1.0 it has this structure:
 
<sourcesyntaxhighlight lang="c">
struct RSDP_t {
char Signature[8];
Line 13:
uint32_t RsdtAddress;
} __attribute__ ((packed));
</syntaxhighlight>
</source>
 
since Version 2.0 it has been extended:
 
<sourcesyntaxhighlight lang="c">
struct XSDP_t {
char Signature[8];
Line 30:
uint8_t reserved[3];
} __attribute__ ((packed));
</syntaxhighlight>
</source>
==Detecting the RSDP==
 
Retrieved from "https://osdev.wiki/wiki/Special:MobileDiff/26413"