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// BIOS configuration table.
//
// Copyright (C) 2008 Kevin O'Connor <kevin@koconnor.net>
// Copyright (C) 2002 MandrakeSoft S.A.
//
// This file may be distributed under the terms of the GNU GPLv3 license.
#include "biosvar.h" // CONFIG_BIOS_TABLE
// DMA channel 3 used by hard disk BIOS
#define CBT_F1_DMA3USED (1<<7)
// 2nd interrupt controller (8259) installed
#define CBT_F1_2NDPIC (1<<6)
// Real-Time Clock installed
#define CBT_F1_RTC (1<<5)
// INT 15/AH=4Fh called upon INT 09h
#define CBT_F1_INT154F (1<<4)
// wait for external event (INT 15/AH=41h) supported
#define CBT_F1_WAITEXT (1<<3)
// extended BIOS area allocated (usually at top of RAM)
#define CBT_F1_EBDA (1<<2)
// bus is Micro Channel instead of ISA
#define CBT_F1_MCA (1<<1)
// system has dual bus (Micro Channel + ISA)
#define CBT_F1_MCAISA (1<<0)
// INT 16/AH=09h (keyboard functionality) supported
#define CBT_F2_INT1609 (1<<6)
struct bios_config_table_s BIOS_CONFIG_TABLE = {
.size = sizeof(BIOS_CONFIG_TABLE) - 2,
.model = CONFIG_MODEL_ID,
.submodel = CONFIG_SUBMODEL_ID,
.biosrev = CONFIG_BIOS_REVISION,
.feature1 = (
CBT_F1_2NDPIC | CBT_F1_RTC | CBT_F1_EBDA
| (CONFIG_KBD_CALL_INT15_4F ? CBT_F1_INT154F : 0)),
.feature2 = CBT_F2_INT1609,
.feature3 = 0,
.feature4 = 0,
.feature5 = 0,
};
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