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Implemented first basic APM driver. Only tested with QEMU so far, that's why

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it's currently disabled.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@16120 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler
2006-01-28 18:11:20 +00:00
parent bfb4078864
commit afd6dfc8b4
13 changed files with 316 additions and 25 deletions
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headers/private/kernel/arch/x86/descriptors.h
+3 -1
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@@ -19,11 +19,13 @@
#define APM_CODE16_SEGMENT 0x30
#define APM_DATA_SEGMENT 0x38
#define BIOS_DATA_SEGMENT 0x40
#ifndef _ASSEMBLER
// this file can also be included from assembler as well
// (and is in arch_interrupts.S)
#define DOUBLE_FAULT_TSS_BASE_SEGMENT 8
#define DOUBLE_FAULT_TSS_BASE_SEGMENT 9
#define TSS_BASE_SEGMENT (DOUBLE_FAULT_TSS_BASE_SEGMENT + smp_get_num_cpus())
#define TLS_BASE_SEGMENT (TSS_BASE_SEGMENT + smp_get_num_cpus())
#define APM_BASE_SEGMENT (TLS_BASE_SEGMENT + smp_get_num_cpus())