smp-imps.h File Reference

Intel MultiProcessor Specification (MPS) version 1.1 and 1.4 SMP hardware control. More...

Go to the source code of this file.

Data Structures
struct	imps_fps
	MP Floating Pointer Structure (fps). More...
struct	imps_cth
	MP Configuration Table Header (cth). More...
struct	imps_processor
	Base MP Configuration Table Types. They are sorted according to type (i.e. all of type 0 come first, etc.). Look on page 4-6 for the start of the descriptions. More...
struct	imps_bus
struct	imps_ioapic
struct	imps_interrupt

Macros
#define	IMPS_READ(x)
#define	IMPS_WRITE(x, y)
#define	IMPS_DEBUG_PRINT(x)
#define	IMPS_MAX_CPUS   APIC_BCAST_ID
#define	IMPS_FPS_SIGNATURE   ('_' | ('M'<<8) | ('P'<<16) | ('_'<<24))
	This is the value that must be in the "sig" member of the MP Floating Pointer Structure.
#define	IMPS_FPS_IMCRP_BIT   0x80
#define	IMPS_FPS_DEFAULT_MAX   7
#define	IMPS_CTH_SIGNATURE   ('P' | ('C'<<8) | ('M'<<16) | ('P'<<24))
	This is the value that must be in the "sig" member of the MP Configuration Table Header.
#define	IMPS_FLAG_ENABLED   1
	These are the "type" values for Base MP Configuration Table entries.
#define	IMPS_BCT_PROCESSOR   0
#define	IMPS_CPUFLAG_BOOT   2
#define	IMPS_BCT_BUS   1
#define	IMPS_BCT_IOAPIC   2
#define	IMPS_BCT_IO_INTERRUPT   3
#define	IMPS_BCT_LOCAL_INTERRUPT   4
#define	IMPS_INT_INT   0
#define	IMPS_INT_NMI   1
#define	IMPS_INT_SMI   2
#define	IMPS_INT_EXTINT   3
#define	IMPS_LAPIC_READ(x)
#define	IMPS_LAPIC_WRITE(x, y)

Typedefs
typedef struct imps_fps	imps_fps
	MP floating pointer structure.
typedef struct imps_cth	imps_cth
	MP configuration table header.
typedef struct imps_processor	imps_processor
typedef struct imps_bus	imps_bus
typedef struct imps_ioapic	imps_ioapic
typedef struct imps_interrupt	imps_interrupt

Variables
unsigned char	imps_cpu_apic_map [IMPS_MAX_CPUS]
	These map from virtual cpu numbers to APIC id's and back.
unsigned char	imps_apic_cpu_map [IMPS_MAX_CPUS]
char	_binary_appstart_bin_start []
	base address of application processor reset code at 0x70000
char	_binary_appstart_bin_size []
unsigned	imps_lapic_addr
	base address of the local apic. Usually 0xFEE00000

Detailed Description

Intel MultiProcessor Specification (MPS) version 1.1 and 1.4 SMP hardware control.

Macro Definition Documentation

IMPS_LAPIC_READ

#define IMPS_LAPIC_READ

(

x

)

Value:

(*((volatile unsigned *) (imps_lapic_addr+(x))))

IMPS_LAPIC_WRITE

#define IMPS_LAPIC_WRITE	(		x,
			y )

Value:

(*((volatile unsigned *) (imps_lapic_addr+(x))) = (y))

IMPS_READ

#define IMPS_READ

(

x

)

Value:

(*((volatile unsigned *) (x)))

IMPS_WRITE

#define IMPS_WRITE	(		x,
			y )

Value:

(*((volatile unsigned *) (x)) = (y))