446 lines
11 KiB
C
446 lines
11 KiB
C
#ifndef _ASM_X86_APICDEF_H
|
|
#define _ASM_X86_APICDEF_H
|
|
|
|
/*
|
|
* Constants for various Intel APICs. (local APIC, IOAPIC, etc.)
|
|
*
|
|
* Alan Cox <Alan.Cox@linux.org>, 1995.
|
|
* Ingo Molnar <mingo@redhat.com>, 1999, 2000
|
|
*/
|
|
|
|
#define IO_APIC_DEFAULT_PHYS_BASE 0xfec00000
|
|
#define APIC_DEFAULT_PHYS_BASE 0xfee00000
|
|
|
|
/*
|
|
* This is the IO-APIC register space as specified
|
|
* by Intel docs:
|
|
*/
|
|
#define IO_APIC_SLOT_SIZE 1024
|
|
|
|
#define APIC_ID 0x20
|
|
|
|
#define APIC_LVR 0x30
|
|
#define APIC_LVR_MASK 0xFF00FF
|
|
#define APIC_LVR_DIRECTED_EOI (1 << 24)
|
|
#define GET_APIC_VERSION(x) ((x) & 0xFFu)
|
|
#define GET_APIC_MAXLVT(x) (((x) >> 16) & 0xFFu)
|
|
#ifdef CONFIG_X86_32
|
|
# define APIC_INTEGRATED(x) ((x) & 0xF0u)
|
|
#else
|
|
# define APIC_INTEGRATED(x) (1)
|
|
#endif
|
|
#define APIC_XAPIC(x) ((x) >= 0x14)
|
|
#define APIC_EXT_SPACE(x) ((x) & 0x80000000)
|
|
#define APIC_TASKPRI 0x80
|
|
#define APIC_TPRI_MASK 0xFFu
|
|
#define APIC_ARBPRI 0x90
|
|
#define APIC_ARBPRI_MASK 0xFFu
|
|
#define APIC_PROCPRI 0xA0
|
|
#define APIC_EOI 0xB0
|
|
#define APIC_EIO_ACK 0x0
|
|
#define APIC_RRR 0xC0
|
|
#define APIC_LDR 0xD0
|
|
#define APIC_LDR_MASK (0xFFu << 24)
|
|
#define GET_APIC_LOGICAL_ID(x) (((x) >> 24) & 0xFFu)
|
|
#define SET_APIC_LOGICAL_ID(x) (((x) << 24))
|
|
#define APIC_ALL_CPUS 0xFFu
|
|
#define APIC_DFR 0xE0
|
|
#define APIC_DFR_CLUSTER 0x0FFFFFFFul
|
|
#define APIC_DFR_FLAT 0xFFFFFFFFul
|
|
#define APIC_SPIV 0xF0
|
|
#define APIC_SPIV_DIRECTED_EOI (1 << 12)
|
|
#define APIC_SPIV_FOCUS_DISABLED (1 << 9)
|
|
#define APIC_SPIV_APIC_ENABLED (1 << 8)
|
|
#define APIC_ISR 0x100
|
|
#define APIC_ISR_NR 0x8 /* Number of 32 bit ISR registers. */
|
|
#define APIC_TMR 0x180
|
|
#define APIC_IRR 0x200
|
|
#define APIC_ESR 0x280
|
|
#define APIC_ESR_SEND_CS 0x00001
|
|
#define APIC_ESR_RECV_CS 0x00002
|
|
#define APIC_ESR_SEND_ACC 0x00004
|
|
#define APIC_ESR_RECV_ACC 0x00008
|
|
#define APIC_ESR_SENDILL 0x00020
|
|
#define APIC_ESR_RECVILL 0x00040
|
|
#define APIC_ESR_ILLREGA 0x00080
|
|
#define APIC_LVTCMCI 0x2f0
|
|
#define APIC_ICR 0x300
|
|
#define APIC_DEST_SELF 0x40000
|
|
#define APIC_DEST_ALLINC 0x80000
|
|
#define APIC_DEST_ALLBUT 0xC0000
|
|
#define APIC_ICR_RR_MASK 0x30000
|
|
#define APIC_ICR_RR_INVALID 0x00000
|
|
#define APIC_ICR_RR_INPROG 0x10000
|
|
#define APIC_ICR_RR_VALID 0x20000
|
|
#define APIC_INT_LEVELTRIG 0x08000
|
|
#define APIC_INT_ASSERT 0x04000
|
|
#define APIC_ICR_BUSY 0x01000
|
|
#define APIC_DEST_LOGICAL 0x00800
|
|
#define APIC_DEST_PHYSICAL 0x00000
|
|
#define APIC_DM_FIXED 0x00000
|
|
#define APIC_DM_FIXED_MASK 0x00700
|
|
#define APIC_DM_LOWEST 0x00100
|
|
#define APIC_DM_SMI 0x00200
|
|
#define APIC_DM_REMRD 0x00300
|
|
#define APIC_DM_NMI 0x00400
|
|
#define APIC_DM_INIT 0x00500
|
|
#define APIC_DM_STARTUP 0x00600
|
|
#define APIC_DM_EXTINT 0x00700
|
|
#define APIC_VECTOR_MASK 0x000FF
|
|
#define APIC_ICR2 0x310
|
|
#define GET_APIC_DEST_FIELD(x) (((x) >> 24) & 0xFF)
|
|
#define SET_APIC_DEST_FIELD(x) ((x) << 24)
|
|
#define APIC_LVTT 0x320
|
|
#define APIC_LVTTHMR 0x330
|
|
#define APIC_LVTPC 0x340
|
|
#define APIC_LVT0 0x350
|
|
#define APIC_LVT_TIMER_BASE_MASK (0x3 << 18)
|
|
#define GET_APIC_TIMER_BASE(x) (((x) >> 18) & 0x3)
|
|
#define SET_APIC_TIMER_BASE(x) (((x) << 18))
|
|
#define APIC_TIMER_BASE_CLKIN 0x0
|
|
#define APIC_TIMER_BASE_TMBASE 0x1
|
|
#define APIC_TIMER_BASE_DIV 0x2
|
|
#define APIC_LVT_TIMER_ONESHOT (0 << 17)
|
|
#define APIC_LVT_TIMER_PERIODIC (1 << 17)
|
|
#define APIC_LVT_TIMER_TSCDEADLINE (2 << 17)
|
|
#define APIC_LVT_MASKED (1 << 16)
|
|
#define APIC_LVT_LEVEL_TRIGGER (1 << 15)
|
|
#define APIC_LVT_REMOTE_IRR (1 << 14)
|
|
#define APIC_INPUT_POLARITY (1 << 13)
|
|
#define APIC_SEND_PENDING (1 << 12)
|
|
#define APIC_MODE_MASK 0x700
|
|
#define GET_APIC_DELIVERY_MODE(x) (((x) >> 8) & 0x7)
|
|
#define SET_APIC_DELIVERY_MODE(x, y) (((x) & ~0x700) | ((y) << 8))
|
|
#define APIC_MODE_FIXED 0x0
|
|
#define APIC_MODE_NMI 0x4
|
|
#define APIC_MODE_EXTINT 0x7
|
|
#define APIC_LVT1 0x360
|
|
#define APIC_LVTERR 0x370
|
|
#define APIC_TMICT 0x380
|
|
#define APIC_TMCCT 0x390
|
|
#define APIC_TDCR 0x3E0
|
|
#define APIC_SELF_IPI 0x3F0
|
|
#define APIC_TDR_DIV_TMBASE (1 << 2)
|
|
#define APIC_TDR_DIV_1 0xB
|
|
#define APIC_TDR_DIV_2 0x0
|
|
#define APIC_TDR_DIV_4 0x1
|
|
#define APIC_TDR_DIV_8 0x2
|
|
#define APIC_TDR_DIV_16 0x3
|
|
#define APIC_TDR_DIV_32 0x8
|
|
#define APIC_TDR_DIV_64 0x9
|
|
#define APIC_TDR_DIV_128 0xA
|
|
#define APIC_EFEAT 0x400
|
|
#define APIC_ECTRL 0x410
|
|
#define APIC_EILVTn(n) (0x500 + 0x10 * n)
|
|
#define APIC_EILVT_NR_AMD_K8 1 /* # of extended interrupts */
|
|
#define APIC_EILVT_NR_AMD_10H 4
|
|
#define APIC_EILVT_NR_MAX APIC_EILVT_NR_AMD_10H
|
|
#define APIC_EILVT_LVTOFF(x) (((x) >> 4) & 0xF)
|
|
#define APIC_EILVT_MSG_FIX 0x0
|
|
#define APIC_EILVT_MSG_SMI 0x2
|
|
#define APIC_EILVT_MSG_NMI 0x4
|
|
#define APIC_EILVT_MSG_EXT 0x7
|
|
#define APIC_EILVT_MASKED (1 << 16)
|
|
|
|
#define APIC_BASE (fix_to_virt(FIX_APIC_BASE))
|
|
#define APIC_BASE_MSR 0x800
|
|
#define XAPIC_ENABLE (1UL << 11)
|
|
#define X2APIC_ENABLE (1UL << 10)
|
|
|
|
#ifdef CONFIG_X86_32
|
|
# define MAX_IO_APICS 64
|
|
# define MAX_LOCAL_APIC 256
|
|
#else
|
|
# define MAX_IO_APICS 128
|
|
# define MAX_LOCAL_APIC 32768
|
|
#endif
|
|
|
|
/*
|
|
* All x86-64 systems are xAPIC compatible.
|
|
* In the following, "apicid" is a physical APIC ID.
|
|
*/
|
|
#define XAPIC_DEST_CPUS_SHIFT 4
|
|
#define XAPIC_DEST_CPUS_MASK ((1u << XAPIC_DEST_CPUS_SHIFT) - 1)
|
|
#define XAPIC_DEST_CLUSTER_MASK (XAPIC_DEST_CPUS_MASK << XAPIC_DEST_CPUS_SHIFT)
|
|
#define APIC_CLUSTER(apicid) ((apicid) & XAPIC_DEST_CLUSTER_MASK)
|
|
#define APIC_CLUSTERID(apicid) (APIC_CLUSTER(apicid) >> XAPIC_DEST_CPUS_SHIFT)
|
|
#define APIC_CPUID(apicid) ((apicid) & XAPIC_DEST_CPUS_MASK)
|
|
#define NUM_APIC_CLUSTERS ((BAD_APICID + 1) >> XAPIC_DEST_CPUS_SHIFT)
|
|
|
|
/*
|
|
* the local APIC register structure, memory mapped. Not terribly well
|
|
* tested, but we might eventually use this one in the future - the
|
|
* problem why we cannot use it right now is the P5 APIC, it has an
|
|
* errata which cannot take 8-bit reads and writes, only 32-bit ones ...
|
|
*/
|
|
#define u32 unsigned int
|
|
|
|
struct local_apic {
|
|
|
|
/*000*/ struct { u32 __reserved[4]; } __reserved_01;
|
|
|
|
/*010*/ struct { u32 __reserved[4]; } __reserved_02;
|
|
|
|
/*020*/ struct { /* APIC ID Register */
|
|
u32 __reserved_1 : 24,
|
|
phys_apic_id : 4,
|
|
__reserved_2 : 4;
|
|
u32 __reserved[3];
|
|
} id;
|
|
|
|
/*030*/ const
|
|
struct { /* APIC Version Register */
|
|
u32 version : 8,
|
|
__reserved_1 : 8,
|
|
max_lvt : 8,
|
|
__reserved_2 : 8;
|
|
u32 __reserved[3];
|
|
} version;
|
|
|
|
/*040*/ struct { u32 __reserved[4]; } __reserved_03;
|
|
|
|
/*050*/ struct { u32 __reserved[4]; } __reserved_04;
|
|
|
|
/*060*/ struct { u32 __reserved[4]; } __reserved_05;
|
|
|
|
/*070*/ struct { u32 __reserved[4]; } __reserved_06;
|
|
|
|
/*080*/ struct { /* Task Priority Register */
|
|
u32 priority : 8,
|
|
__reserved_1 : 24;
|
|
u32 __reserved_2[3];
|
|
} tpr;
|
|
|
|
/*090*/ const
|
|
struct { /* Arbitration Priority Register */
|
|
u32 priority : 8,
|
|
__reserved_1 : 24;
|
|
u32 __reserved_2[3];
|
|
} apr;
|
|
|
|
/*0A0*/ const
|
|
struct { /* Processor Priority Register */
|
|
u32 priority : 8,
|
|
__reserved_1 : 24;
|
|
u32 __reserved_2[3];
|
|
} ppr;
|
|
|
|
/*0B0*/ struct { /* End Of Interrupt Register */
|
|
u32 eoi;
|
|
u32 __reserved[3];
|
|
} eoi;
|
|
|
|
/*0C0*/ struct { u32 __reserved[4]; } __reserved_07;
|
|
|
|
/*0D0*/ struct { /* Logical Destination Register */
|
|
u32 __reserved_1 : 24,
|
|
logical_dest : 8;
|
|
u32 __reserved_2[3];
|
|
} ldr;
|
|
|
|
/*0E0*/ struct { /* Destination Format Register */
|
|
u32 __reserved_1 : 28,
|
|
model : 4;
|
|
u32 __reserved_2[3];
|
|
} dfr;
|
|
|
|
/*0F0*/ struct { /* Spurious Interrupt Vector Register */
|
|
u32 spurious_vector : 8,
|
|
apic_enabled : 1,
|
|
focus_cpu : 1,
|
|
__reserved_2 : 22;
|
|
u32 __reserved_3[3];
|
|
} svr;
|
|
|
|
/*100*/ struct { /* In Service Register */
|
|
/*170*/ u32 bitfield;
|
|
u32 __reserved[3];
|
|
} isr [8];
|
|
|
|
/*180*/ struct { /* Trigger Mode Register */
|
|
/*1F0*/ u32 bitfield;
|
|
u32 __reserved[3];
|
|
} tmr [8];
|
|
|
|
/*200*/ struct { /* Interrupt Request Register */
|
|
/*270*/ u32 bitfield;
|
|
u32 __reserved[3];
|
|
} irr [8];
|
|
|
|
/*280*/ union { /* Error Status Register */
|
|
struct {
|
|
u32 send_cs_error : 1,
|
|
receive_cs_error : 1,
|
|
send_accept_error : 1,
|
|
receive_accept_error : 1,
|
|
__reserved_1 : 1,
|
|
send_illegal_vector : 1,
|
|
receive_illegal_vector : 1,
|
|
illegal_register_address : 1,
|
|
__reserved_2 : 24;
|
|
u32 __reserved_3[3];
|
|
} error_bits;
|
|
struct {
|
|
u32 errors;
|
|
u32 __reserved_3[3];
|
|
} all_errors;
|
|
} esr;
|
|
|
|
/*290*/ struct { u32 __reserved[4]; } __reserved_08;
|
|
|
|
/*2A0*/ struct { u32 __reserved[4]; } __reserved_09;
|
|
|
|
/*2B0*/ struct { u32 __reserved[4]; } __reserved_10;
|
|
|
|
/*2C0*/ struct { u32 __reserved[4]; } __reserved_11;
|
|
|
|
/*2D0*/ struct { u32 __reserved[4]; } __reserved_12;
|
|
|
|
/*2E0*/ struct { u32 __reserved[4]; } __reserved_13;
|
|
|
|
/*2F0*/ struct { u32 __reserved[4]; } __reserved_14;
|
|
|
|
/*300*/ struct { /* Interrupt Command Register 1 */
|
|
u32 vector : 8,
|
|
delivery_mode : 3,
|
|
destination_mode : 1,
|
|
delivery_status : 1,
|
|
__reserved_1 : 1,
|
|
level : 1,
|
|
trigger : 1,
|
|
__reserved_2 : 2,
|
|
shorthand : 2,
|
|
__reserved_3 : 12;
|
|
u32 __reserved_4[3];
|
|
} icr1;
|
|
|
|
/*310*/ struct { /* Interrupt Command Register 2 */
|
|
union {
|
|
u32 __reserved_1 : 24,
|
|
phys_dest : 4,
|
|
__reserved_2 : 4;
|
|
u32 __reserved_3 : 24,
|
|
logical_dest : 8;
|
|
} dest;
|
|
u32 __reserved_4[3];
|
|
} icr2;
|
|
|
|
/*320*/ struct { /* LVT - Timer */
|
|
u32 vector : 8,
|
|
__reserved_1 : 4,
|
|
delivery_status : 1,
|
|
__reserved_2 : 3,
|
|
mask : 1,
|
|
timer_mode : 1,
|
|
__reserved_3 : 14;
|
|
u32 __reserved_4[3];
|
|
} lvt_timer;
|
|
|
|
/*330*/ struct { /* LVT - Thermal Sensor */
|
|
u32 vector : 8,
|
|
delivery_mode : 3,
|
|
__reserved_1 : 1,
|
|
delivery_status : 1,
|
|
__reserved_2 : 3,
|
|
mask : 1,
|
|
__reserved_3 : 15;
|
|
u32 __reserved_4[3];
|
|
} lvt_thermal;
|
|
|
|
/*340*/ struct { /* LVT - Performance Counter */
|
|
u32 vector : 8,
|
|
delivery_mode : 3,
|
|
__reserved_1 : 1,
|
|
delivery_status : 1,
|
|
__reserved_2 : 3,
|
|
mask : 1,
|
|
__reserved_3 : 15;
|
|
u32 __reserved_4[3];
|
|
} lvt_pc;
|
|
|
|
/*350*/ struct { /* LVT - LINT0 */
|
|
u32 vector : 8,
|
|
delivery_mode : 3,
|
|
__reserved_1 : 1,
|
|
delivery_status : 1,
|
|
polarity : 1,
|
|
remote_irr : 1,
|
|
trigger : 1,
|
|
mask : 1,
|
|
__reserved_2 : 15;
|
|
u32 __reserved_3[3];
|
|
} lvt_lint0;
|
|
|
|
/*360*/ struct { /* LVT - LINT1 */
|
|
u32 vector : 8,
|
|
delivery_mode : 3,
|
|
__reserved_1 : 1,
|
|
delivery_status : 1,
|
|
polarity : 1,
|
|
remote_irr : 1,
|
|
trigger : 1,
|
|
mask : 1,
|
|
__reserved_2 : 15;
|
|
u32 __reserved_3[3];
|
|
} lvt_lint1;
|
|
|
|
/*370*/ struct { /* LVT - Error */
|
|
u32 vector : 8,
|
|
__reserved_1 : 4,
|
|
delivery_status : 1,
|
|
__reserved_2 : 3,
|
|
mask : 1,
|
|
__reserved_3 : 15;
|
|
u32 __reserved_4[3];
|
|
} lvt_error;
|
|
|
|
/*380*/ struct { /* Timer Initial Count Register */
|
|
u32 initial_count;
|
|
u32 __reserved_2[3];
|
|
} timer_icr;
|
|
|
|
/*390*/ const
|
|
struct { /* Timer Current Count Register */
|
|
u32 curr_count;
|
|
u32 __reserved_2[3];
|
|
} timer_ccr;
|
|
|
|
/*3A0*/ struct { u32 __reserved[4]; } __reserved_16;
|
|
|
|
/*3B0*/ struct { u32 __reserved[4]; } __reserved_17;
|
|
|
|
/*3C0*/ struct { u32 __reserved[4]; } __reserved_18;
|
|
|
|
/*3D0*/ struct { u32 __reserved[4]; } __reserved_19;
|
|
|
|
/*3E0*/ struct { /* Timer Divide Configuration Register */
|
|
u32 divisor : 4,
|
|
__reserved_1 : 28;
|
|
u32 __reserved_2[3];
|
|
} timer_dcr;
|
|
|
|
/*3F0*/ struct { u32 __reserved[4]; } __reserved_20;
|
|
|
|
} __attribute__ ((packed));
|
|
|
|
#undef u32
|
|
|
|
#ifdef CONFIG_X86_32
|
|
#define BAD_APICID 0xFFu
|
|
#else
|
|
#define BAD_APICID 0xFFFFu
|
|
#endif
|
|
|
|
enum ioapic_irq_destination_types {
|
|
dest_Fixed = 0,
|
|
dest_LowestPrio = 1,
|
|
dest_SMI = 2,
|
|
dest__reserved_1 = 3,
|
|
dest_NMI = 4,
|
|
dest_INIT = 5,
|
|
dest__reserved_2 = 6,
|
|
dest_ExtINT = 7
|
|
};
|
|
|
|
#endif /* _ASM_X86_APICDEF_H */
|