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Add a constant specifying the min size of the IOAPIC registers window.

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Sponsored by:	The FreeBSD Foundation
MFC after:	1 week
This commit is contained in:
Konstantin Belousov 2017-09-08 19:25:11 +00:00
parent 5179958a28
commit 1a92c8402d
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=323324
1 changed files with 2 additions and 0 deletions
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sys/x86/include/apicreg.h
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@ -469,6 +469,8 @@ typedef struct IOAPIC ioapic_t;
#define IOAPIC_WINDOW 0x10
#define IOAPIC_EOIR 0x40
#define IOAPIC_WND_SIZE 0x50
/* indexes into IO APIC */
#define IOAPIC_ID 0x00
#define IOAPIC_VER 0x01