kernel-ark/include/asm-x86/mca.h
Thomas Gleixner 96a388de5d i386/x86_64: move headers to include/asm-x86
Move the headers to include/asm-x86 and fixup the
header install make rules

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2007-10-11 11:20:03 +02:00

44 lines
1.2 KiB
C

/* -*- mode: c; c-basic-offset: 8 -*- */
/* Platform specific MCA defines */
#ifndef _ASM_MCA_H
#define _ASM_MCA_H
/* Maximal number of MCA slots - actually, some machines have less, but
* they all have sufficient number of POS registers to cover 8.
*/
#define MCA_MAX_SLOT_NR 8
/* Most machines have only one MCA bus. The only multiple bus machines
* I know have at most two */
#define MAX_MCA_BUSSES 2
#define MCA_PRIMARY_BUS 0
#define MCA_SECONDARY_BUS 1
/* Dummy slot numbers on primary MCA for integrated functions */
#define MCA_INTEGSCSI (MCA_MAX_SLOT_NR)
#define MCA_INTEGVIDEO (MCA_MAX_SLOT_NR+1)
#define MCA_MOTHERBOARD (MCA_MAX_SLOT_NR+2)
/* Dummy POS values for integrated functions */
#define MCA_DUMMY_POS_START 0x10000
#define MCA_INTEGSCSI_POS (MCA_DUMMY_POS_START+1)
#define MCA_INTEGVIDEO_POS (MCA_DUMMY_POS_START+2)
#define MCA_MOTHERBOARD_POS (MCA_DUMMY_POS_START+3)
/* MCA registers */
#define MCA_MOTHERBOARD_SETUP_REG 0x94
#define MCA_ADAPTER_SETUP_REG 0x96
#define MCA_POS_REG(n) (0x100+(n))
#define MCA_ENABLED 0x01 /* POS 2, set if adapter enabled */
/* Max number of adapters, including both slots and various integrated
* things.
*/
#define MCA_NUMADAPTERS (MCA_MAX_SLOT_NR+3)
#endif