WebSVN – HelenOS-historic – Diff – /kernel/trunk/arch/ia32/include/smp/apic.h


/*
 * Copyright (C) 2001-2004 Jakub Jermar
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 * - The name of the author may not be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
 
 /** @addtogroup ia32  
 * @{
 */
/** @file
 */
 
#ifndef __APIC_H__
#define __APIC_H__
 
#include <arch/types.h>
#include <cpu.h>
 
#define FIXED       (0<<0)
#define LOPRI       (1<<0)
 
#define APIC_ID_COUNT   16
 
/* local APIC macros */
#define IPI_INIT    0
#define IPI_STARTUP 0
 
/** Delivery modes. */
#define DELMOD_FIXED    0x0
#define DELMOD_LOWPRI   0x1
#define DELMOD_SMI  0x2
/* 0x3 reserved */
#define DELMOD_NMI  0x4
#define DELMOD_INIT 0x5
#define DELMOD_STARTUP  0x6
#define DELMOD_EXTINT   0x7
 
/** Destination modes. */
#define DESTMOD_PHYS    0x0
#define DESTMOD_LOGIC   0x1
 
/** Trigger Modes. */
#define TRIGMOD_EDGE    0x0
#define TRIGMOD_LEVEL   0x1
 
/** Levels. */
#define LEVEL_DEASSERT  0x0
#define LEVEL_ASSERT    0x1
 
/** Destination Shorthands. */
#define SHORTHAND_NONE      0x0
#define SHORTHAND_SELF      0x1
#define SHORTHAND_ALL_INCL  0x2
#define SHORTHAND_ALL_EXCL  0x3
 
/** Interrupt Input Pin Polarities. */
#define POLARITY_HIGH   0x0
#define POLARITY_LOW    0x1
 
/** Divide Values. (Bit 2 is always 0) */
#define DIVIDE_2    0x0
#define DIVIDE_4    0x1
#define DIVIDE_8    0x2
#define DIVIDE_16   0x3
#define DIVIDE_32   0x8
#define DIVIDE_64   0x9
#define DIVIDE_128  0xa
#define DIVIDE_1    0xb
 
/** Timer Modes. */
#define TIMER_ONESHOT   0x0
#define TIMER_PERIODIC  0x1
 
/** Delivery status. */
#define DELIVS_IDLE 0x0
#define DELIVS_PENDING  0x1
 
/** Destination masks. */
#define DEST_ALL    0xff
 
/** Dest format models. */
#define MODEL_FLAT  0xf
#define MODEL_CLUSTER   0x0
 
/** Interrupt Command Register. */
#define ICRlo       (0x300/sizeof(uint32_t))
#define ICRhi       (0x310/sizeof(uint32_t))
struct icr {
    union {
        uint32_t lo;
        struct {
            uint8_t vector;         /**< Interrupt Vector. */
            unsigned delmod : 3;        /**< Delivery Mode. */
            unsigned destmod : 1;       /**< Destination Mode. */
            unsigned delivs : 1;        /**< Delivery status (RO). */
            unsigned : 1;           /**< Reserved. */
            unsigned level : 1;     /**< Level. */
            unsigned trigger_mode : 1;  /**< Trigger Mode. */
            unsigned : 2;           /**< Reserved. */
            unsigned shorthand : 2;     /**< Destination Shorthand. */
            unsigned : 12;          /**< Reserved. */
        } __attribute__ ((packed));
    };
    union {
        uint32_t hi;
        struct {
            unsigned : 24;          /**< Reserved. */
            uint8_t dest;           /**< Destination field. */
        } __attribute__ ((packed));
    };
} __attribute__ ((packed));
typedef struct icr icr_t;
 
/* End Of Interrupt. */
#define EOI     (0x0b0/sizeof(uint32_t))
 
/** Error Status Register. */
#define ESR     (0x280/sizeof(uint32_t))
union esr {
    uint32_t value;
    uint8_t err_bitmap;
    struct {
        unsigned send_checksum_error : 1;
        unsigned receive_checksum_error : 1;
        unsigned send_accept_error : 1;
        unsigned receive_accept_error : 1;
        unsigned : 1;
        unsigned send_illegal_vector : 1;
        unsigned received_illegal_vector : 1;
        unsigned illegal_register_address : 1;
        unsigned : 24;
    } __attribute__ ((packed));
};
typedef union esr esr_t;
 
/* Task Priority Register */
#define TPR     (0x080/sizeof(uint32_t))
union tpr {
    uint32_t value;
    struct {
        unsigned pri_sc : 4;        /**< Task Priority Sub-Class. */
        unsigned pri : 4;       /**< Task Priority. */
    } __attribute__ ((packed));
};
typedef union tpr tpr_t;
 
/** Spurious-Interrupt Vector Register. */
#define SVR     (0x0f0/sizeof(uint32_t))
union svr {
    uint32_t value;
    struct {
        uint8_t vector;         /**< Spurious Vector. */
        unsigned lapic_enabled : 1; /**< APIC Software Enable/Disable. */
        unsigned focus_checking : 1;    /**< Focus Processor Checking. */
        unsigned : 22;          /**< Reserved. */
    } __attribute__ ((packed));
};
typedef union svr svr_t;
 
/** Time Divide Configuration Register. */
#define TDCR        (0x3e0/sizeof(uint32_t))
union tdcr {
    uint32_t value;
    struct {
        unsigned div_value : 4;     /**< Divide Value, bit 2 is always 0. */
        unsigned : 28;          /**< Reserved. */
    } __attribute__ ((packed));
};
typedef union tdcr tdcr_t;
 
/* Initial Count Register for Timer */
#define ICRT        (0x380/sizeof(uint32_t))
 
/* Current Count Register for Timer */
#define CCRT        (0x390/sizeof(uint32_t))
 
/** LVT Timer register. */
#define LVT_Tm      (0x320/sizeof(uint32_t))
union lvt_tm {
    uint32_t value;
    struct {
        uint8_t vector;     /**< Local Timer Interrupt vector. */
        unsigned : 4;       /**< Reserved. */
        unsigned delivs : 1;    /**< Delivery status (RO). */
        unsigned : 3;       /**< Reserved. */
        unsigned masked : 1;    /**< Interrupt Mask. */
        unsigned mode : 1;  /**< Timer Mode. */
        unsigned : 14;      /**< Reserved. */
    } __attribute__ ((packed));
};
typedef union lvt_tm lvt_tm_t;
 
/** LVT LINT registers. */
#define LVT_LINT0   (0x350/sizeof(uint32_t))
#define LVT_LINT1   (0x360/sizeof(uint32_t))
union lvt_lint {
    uint32_t value;
    struct {
        uint8_t vector;         /**< LINT Interrupt vector. */
        unsigned delmod : 3;        /**< Delivery Mode. */
        unsigned : 1;           /**< Reserved. */
        unsigned delivs : 1;        /**< Delivery status (RO). */
        unsigned intpol : 1;        /**< Interrupt Input Pin Polarity. */
        unsigned irr : 1;       /**< Remote IRR (RO). */
        unsigned trigger_mode : 1;  /**< Trigger Mode. */
        unsigned masked : 1;        /**< Interrupt Mask. */
        unsigned : 15;          /**< Reserved. */
    } __attribute__ ((packed));
};
typedef union lvt_lint lvt_lint_t;
 
/** LVT Error register. */
#define LVT_Err     (0x370/sizeof(uint32_t))
union lvt_error {
    uint32_t value;
    struct {
        uint8_t vector;     /**< Local Timer Interrupt vector. */
        unsigned : 4;       /**< Reserved. */
        unsigned delivs : 1;    /**< Delivery status (RO). */
        unsigned : 3;       /**< Reserved. */
        unsigned masked : 1;    /**< Interrupt Mask. */
        unsigned : 15;      /**< Reserved. */
    } __attribute__ ((packed));
};
typedef union lvt_error lvt_error_t;
 
/** Local APIC ID Register. */
#define L_APIC_ID   (0x020/sizeof(uint32_t))
union l_apic_id {
    uint32_t value;
    struct {
        unsigned : 24;      /**< Reserved. */
        uint8_t apic_id;        /**< Local APIC ID. */
    } __attribute__ ((packed));
};
typedef union l_apic_id l_apic_id_t;
 
/** Local APIC Version Register */
#define LAVR        (0x030/sizeof(uint32_t))
#define LAVR_Mask   0xff
#define is_local_apic(x)    (((x)&LAVR_Mask&0xf0)==0x1)
#define is_82489DX_apic(x)  ((((x)&LAVR_Mask&0xf0)==0x0))
#define is_local_xapic(x)   (((x)&LAVR_Mask)==0x14)
 
/** Logical Destination Register. */
#define  LDR        (0x0d0/sizeof(uint32_t))
union ldr {
    uint32_t value;
    struct {
        unsigned : 24;      /**< Reserved. */
        uint8_t id;     /**< Logical APIC ID. */
    } __attribute__ ((packed));
};
typedef union ldr ldr_t;
 
/** Destination Format Register. */
#define DFR     (0x0e0/sizeof(uint32_t))
union dfr {
    uint32_t value;
    struct {
        unsigned : 28;      /**< Reserved, all ones. */
        unsigned model : 4; /**< Model. */
    } __attribute__ ((packed));
};
typedef union dfr dfr_t;
 
/* IO APIC */
#define IOREGSEL    (0x00/sizeof(uint32_t))
#define IOWIN       (0x10/sizeof(uint32_t))
 
#define IOAPICID    0x00
#define IOAPICVER   0x01
#define IOAPICARB   0x02
#define IOREDTBL    0x10
 
/** I/O Register Select Register. */
union io_regsel {
    uint32_t value;
    struct {
        uint8_t reg_addr;       /**< APIC Register Address. */
        unsigned : 24;      /**< Reserved. */
    } __attribute__ ((packed));
};
typedef union io_regsel io_regsel_t;
 
/** I/O Redirection Register. */
struct io_redirection_reg {
    union {
        uint32_t lo;
        struct {
            uint8_t intvec;         /**< Interrupt Vector. */
            unsigned delmod : 3;        /**< Delivery Mode. */
            unsigned destmod : 1;       /**< Destination mode. */
            unsigned delivs : 1;        /**< Delivery status (RO). */
            unsigned intpol : 1;        /**< Interrupt Input Pin Polarity. */
            unsigned irr : 1;       /**< Remote IRR (RO). */
            unsigned trigger_mode : 1;  /**< Trigger Mode. */
            unsigned masked : 1;        /**< Interrupt Mask. */
            unsigned : 15;          /**< Reserved. */
        } __attribute__ ((packed));
    };
    union {
        uint32_t hi;
        struct {
            unsigned : 24;          /**< Reserved. */
            uint8_t dest : 8;           /**< Destination Field. */
        } __attribute__ ((packed));
    };
   
} __attribute__ ((packed));
typedef struct io_redirection_reg io_redirection_reg_t;
 
 
/** IO APIC Identification Register. */
union io_apic_id {
    uint32_t value;
    struct {
        unsigned : 24;      /**< Reserved. */
        unsigned apic_id : 4;   /**< IO APIC ID. */
        unsigned : 4;       /**< Reserved. */
    } __attribute__ ((packed));
};
typedef union io_apic_id io_apic_id_t;
 
extern volatile uint32_t *l_apic;
extern volatile uint32_t *io_apic;
 
extern uint32_t apic_id_mask;
 
extern void apic_init(void);
 
extern void l_apic_init(void);
extern void l_apic_eoi(void);
extern int l_apic_broadcast_custom_ipi(uint8_t vector);
extern int l_apic_send_init_ipi(uint8_t apicid);
extern void l_apic_debug(void);
extern uint8_t l_apic_id(void);
 
extern uint32_t io_apic_read(uint8_t address);
extern void io_apic_write(uint8_t address , uint32_t x);
extern void io_apic_change_ioredtbl(int pin, int dest, uint8_t v, int flags);
extern void io_apic_disable_irqs(uint16_t irqmask);
extern void io_apic_enable_irqs(uint16_t irqmask);
 
#endif
 
 /** @}
 */
 
 

Rev 1702	Rev 1780
1	/*	1	/*
2	* Copyright (C) 2001-2004 Jakub Jermar	2	* Copyright (C) 2001-2004 Jakub Jermar
3	* All rights reserved.	3	* All rights reserved.
4	*	4	*
5	* Redistribution and use in source and binary forms, with or without	5	* Redistribution and use in source and binary forms, with or without
6	* modification, are permitted provided that the following conditions	6	* modification, are permitted provided that the following conditions
7	* are met:	7	* are met:
8	*	8	*
9	* - Redistributions of source code must retain the above copyright	9	* - Redistributions of source code must retain the above copyright
10	* notice, this list of conditions and the following disclaimer.	10	* notice, this list of conditions and the following disclaimer.
11	* - Redistributions in binary form must reproduce the above copyright	11	* - Redistributions in binary form must reproduce the above copyright
12	* notice, this list of conditions and the following disclaimer in the	12	* notice, this list of conditions and the following disclaimer in the
13	* documentation and/or other materials provided with the distribution.	13	* documentation and/or other materials provided with the distribution.
14	* - The name of the author may not be used to endorse or promote products	14	* - The name of the author may not be used to endorse or promote products
15	* derived from this software without specific prior written permission.	15	* derived from this software without specific prior written permission.
16	*	16	*
17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR	17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES	18	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.	19	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,	20	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT	21	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,	22	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY	23	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT	24	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF	25	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.	26	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27	*/	27	*/
28		28
29	/** @addtogroup ia32	29	/** @addtogroup ia32
30	* @{	30	* @{
31	*/	31	*/
32	/** @file	32	/** @file
33	*/	33	*/
34		34
35	#ifndef __APIC_H__	35	#ifndef __APIC_H__
36	#define __APIC_H__	36	#define __APIC_H__
37		37
38	#include <arch/types.h>	38	#include <arch/types.h>
39	#include <cpu.h>	39	#include <cpu.h>
40		40
41	#define FIXED (0<<0)	41	#define FIXED (0<<0)
42	#define LOPRI (1<<0)	42	#define LOPRI (1<<0)
43		43
44	#define APIC_ID_COUNT 16	44	#define APIC_ID_COUNT 16
45		45
46	/* local APIC macros */	46	/* local APIC macros */
47	#define IPI_INIT 0	47	#define IPI_INIT 0
48	#define IPI_STARTUP 0	48	#define IPI_STARTUP 0
49		49
50	/** Delivery modes. */	50	/** Delivery modes. */
51	#define DELMOD_FIXED 0x0	51	#define DELMOD_FIXED 0x0
52	#define DELMOD_LOWPRI 0x1	52	#define DELMOD_LOWPRI 0x1
53	#define DELMOD_SMI 0x2	53	#define DELMOD_SMI 0x2
54	/* 0x3 reserved */	54	/* 0x3 reserved */
55	#define DELMOD_NMI 0x4	55	#define DELMOD_NMI 0x4
56	#define DELMOD_INIT 0x5	56	#define DELMOD_INIT 0x5
57	#define DELMOD_STARTUP 0x6	57	#define DELMOD_STARTUP 0x6
58	#define DELMOD_EXTINT 0x7	58	#define DELMOD_EXTINT 0x7
59		59
60	/** Destination modes. */	60	/** Destination modes. */
61	#define DESTMOD_PHYS 0x0	61	#define DESTMOD_PHYS 0x0
62	#define DESTMOD_LOGIC 0x1	62	#define DESTMOD_LOGIC 0x1
63		63
64	/** Trigger Modes. */	64	/** Trigger Modes. */
65	#define TRIGMOD_EDGE 0x0	65	#define TRIGMOD_EDGE 0x0
66	#define TRIGMOD_LEVEL 0x1	66	#define TRIGMOD_LEVEL 0x1
67		67
68	/** Levels. */	68	/** Levels. */
69	#define LEVEL_DEASSERT 0x0	69	#define LEVEL_DEASSERT 0x0
70	#define LEVEL_ASSERT 0x1	70	#define LEVEL_ASSERT 0x1
71		71
72	/** Destination Shorthands. */	72	/** Destination Shorthands. */
73	#define SHORTHAND_NONE 0x0	73	#define SHORTHAND_NONE 0x0
74	#define SHORTHAND_SELF 0x1	74	#define SHORTHAND_SELF 0x1
75	#define SHORTHAND_ALL_INCL 0x2	75	#define SHORTHAND_ALL_INCL 0x2
76	#define SHORTHAND_ALL_EXCL 0x3	76	#define SHORTHAND_ALL_EXCL 0x3
77		77
78	/** Interrupt Input Pin Polarities. */	78	/** Interrupt Input Pin Polarities. */
79	#define POLARITY_HIGH 0x0	79	#define POLARITY_HIGH 0x0
80	#define POLARITY_LOW 0x1	80	#define POLARITY_LOW 0x1
81		81
82	/** Divide Values. (Bit 2 is always 0) */	82	/** Divide Values. (Bit 2 is always 0) */
83	#define DIVIDE_2 0x0	83	#define DIVIDE_2 0x0
84	#define DIVIDE_4 0x1	84	#define DIVIDE_4 0x1
85	#define DIVIDE_8 0x2	85	#define DIVIDE_8 0x2
86	#define DIVIDE_16 0x3	86	#define DIVIDE_16 0x3
87	#define DIVIDE_32 0x8	87	#define DIVIDE_32 0x8
88	#define DIVIDE_64 0x9	88	#define DIVIDE_64 0x9
89	#define DIVIDE_128 0xa	89	#define DIVIDE_128 0xa
90	#define DIVIDE_1 0xb	90	#define DIVIDE_1 0xb
91		91
92	/** Timer Modes. */	92	/** Timer Modes. */
93	#define TIMER_ONESHOT 0x0	93	#define TIMER_ONESHOT 0x0
94	#define TIMER_PERIODIC 0x1	94	#define TIMER_PERIODIC 0x1
95		95
96	/** Delivery status. */	96	/** Delivery status. */
97	#define DELIVS_IDLE 0x0	97	#define DELIVS_IDLE 0x0
98	#define DELIVS_PENDING 0x1	98	#define DELIVS_PENDING 0x1
99		99
100	/** Destination masks. */	100	/** Destination masks. */
101	#define DEST_ALL 0xff	101	#define DEST_ALL 0xff
102		102
103	/** Dest format models. */	103	/** Dest format models. */
104	#define MODEL_FLAT 0xf	104	#define MODEL_FLAT 0xf
105	#define MODEL_CLUSTER 0x0	105	#define MODEL_CLUSTER 0x0
106		106
107	/** Interrupt Command Register. */	107	/** Interrupt Command Register. */
108	#define ICRlo (0x300/sizeof(__u32))	108	#define ICRlo (0x300/sizeof(uint32_t))
109	#define ICRhi (0x310/sizeof(__u32))	109	#define ICRhi (0x310/sizeof(uint32_t))
110	struct icr {	110	struct icr {
111	union {	111	union {
112	__u32 lo;	112	uint32_t lo;
113	struct {	113	struct {
114	__u8 vector; /*< Interrupt Vector. /	114	uint8_t vector; /*< Interrupt Vector. /
115	unsigned delmod : 3; /*< Delivery Mode. /	115	unsigned delmod : 3; /*< Delivery Mode. /
116	unsigned destmod : 1; /*< Destination Mode. /	116	unsigned destmod : 1; /*< Destination Mode. /
117	unsigned delivs : 1; /*< Delivery status (RO). /	117	unsigned delivs : 1; /*< Delivery status (RO). /
118	unsigned : 1; /*< Reserved. /	118	unsigned : 1; /*< Reserved. /
119	unsigned level : 1; /*< Level. /	119	unsigned level : 1; /*< Level. /
120	unsigned trigger_mode : 1; /*< Trigger Mode. /	120	unsigned trigger_mode : 1; /*< Trigger Mode. /
121	unsigned : 2; /*< Reserved. /	121	unsigned : 2; /*< Reserved. /
122	unsigned shorthand : 2; /*< Destination Shorthand. /	122	unsigned shorthand : 2; /*< Destination Shorthand. /
123	unsigned : 12; /*< Reserved. /	123	unsigned : 12; /*< Reserved. /
124	} __attribute__ ((packed));	124	} __attribute__ ((packed));
125	};	125	};
126	union {	126	union {
127	__u32 hi;	127	uint32_t hi;
128	struct {	128	struct {
129	unsigned : 24; /*< Reserved. /	129	unsigned : 24; /*< Reserved. /
130	__u8 dest; /*< Destination field. /	130	uint8_t dest; /*< Destination field. /
131	} __attribute__ ((packed));	131	} __attribute__ ((packed));
132	};	132	};
133	} __attribute__ ((packed));	133	} __attribute__ ((packed));
134	typedef struct icr icr_t;	134	typedef struct icr icr_t;
135		135
136	/* End Of Interrupt. */	136	/* End Of Interrupt. */
137	#define EOI (0x0b0/sizeof(__u32))	137	#define EOI (0x0b0/sizeof(uint32_t))
138		138
139	/** Error Status Register. */	139	/** Error Status Register. */
140	#define ESR (0x280/sizeof(__u32))	140	#define ESR (0x280/sizeof(uint32_t))
141	union esr {	141	union esr {
142	__u32 value;	142	uint32_t value;
143	__u8 err_bitmap;	143	uint8_t err_bitmap;
144	struct {	144	struct {
145	unsigned send_checksum_error : 1;	145	unsigned send_checksum_error : 1;
146	unsigned receive_checksum_error : 1;	146	unsigned receive_checksum_error : 1;
147	unsigned send_accept_error : 1;	147	unsigned send_accept_error : 1;
148	unsigned receive_accept_error : 1;	148	unsigned receive_accept_error : 1;
149	unsigned : 1;	149	unsigned : 1;
150	unsigned send_illegal_vector : 1;	150	unsigned send_illegal_vector : 1;
151	unsigned received_illegal_vector : 1;	151	unsigned received_illegal_vector : 1;
152	unsigned illegal_register_address : 1;	152	unsigned illegal_register_address : 1;
153	unsigned : 24;	153	unsigned : 24;
154	} __attribute__ ((packed));	154	} __attribute__ ((packed));
155	};	155	};
156	typedef union esr esr_t;	156	typedef union esr esr_t;
157		157
158	/* Task Priority Register */	158	/* Task Priority Register */
159	#define TPR (0x080/sizeof(__u32))	159	#define TPR (0x080/sizeof(uint32_t))
160	union tpr {	160	union tpr {
161	__u32 value;	161	uint32_t value;
162	struct {	162	struct {
163	unsigned pri_sc : 4; /*< Task Priority Sub-Class. /	163	unsigned pri_sc : 4; /*< Task Priority Sub-Class. /
164	unsigned pri : 4; /*< Task Priority. /	164	unsigned pri : 4; /*< Task Priority. /
165	} __attribute__ ((packed));	165	} __attribute__ ((packed));
166	};	166	};
167	typedef union tpr tpr_t;	167	typedef union tpr tpr_t;
168		168
169	/** Spurious-Interrupt Vector Register. */	169	/** Spurious-Interrupt Vector Register. */
170	#define SVR (0x0f0/sizeof(__u32))	170	#define SVR (0x0f0/sizeof(uint32_t))
171	union svr {	171	union svr {
172	__u32 value;	172	uint32_t value;
173	struct {	173	struct {
174	__u8 vector; /*< Spurious Vector. /	174	uint8_t vector; /*< Spurious Vector. /
175	unsigned lapic_enabled : 1; /*< APIC Software Enable/Disable. /	175	unsigned lapic_enabled : 1; /*< APIC Software Enable/Disable. /
176	unsigned focus_checking : 1; /*< Focus Processor Checking. /	176	unsigned focus_checking : 1; /*< Focus Processor Checking. /
177	unsigned : 22; /*< Reserved. /	177	unsigned : 22; /*< Reserved. /
178	} __attribute__ ((packed));	178	} __attribute__ ((packed));
179	};	179	};
180	typedef union svr svr_t;	180	typedef union svr svr_t;
181		181
182	/** Time Divide Configuration Register. */	182	/** Time Divide Configuration Register. */
183	#define TDCR (0x3e0/sizeof(__u32))	183	#define TDCR (0x3e0/sizeof(uint32_t))
184	union tdcr {	184	union tdcr {
185	__u32 value;	185	uint32_t value;
186	struct {	186	struct {
187	unsigned div_value : 4; /*< Divide Value, bit 2 is always 0. /	187	unsigned div_value : 4; /*< Divide Value, bit 2 is always 0. /
188	unsigned : 28; /*< Reserved. /	188	unsigned : 28; /*< Reserved. /
189	} __attribute__ ((packed));	189	} __attribute__ ((packed));
190	};	190	};
191	typedef union tdcr tdcr_t;	191	typedef union tdcr tdcr_t;
192		192
193	/* Initial Count Register for Timer */	193	/* Initial Count Register for Timer */
194	#define ICRT (0x380/sizeof(__u32))	194	#define ICRT (0x380/sizeof(uint32_t))
195		195
196	/* Current Count Register for Timer */	196	/* Current Count Register for Timer */
197	#define CCRT (0x390/sizeof(__u32))	197	#define CCRT (0x390/sizeof(uint32_t))
198		198
199	/** LVT Timer register. */	199	/** LVT Timer register. */
200	#define LVT_Tm (0x320/sizeof(__u32))	200	#define LVT_Tm (0x320/sizeof(uint32_t))
201	union lvt_tm {	201	union lvt_tm {
202	__u32 value;	202	uint32_t value;
203	struct {	203	struct {
204	__u8 vector; /*< Local Timer Interrupt vector. /	204	uint8_t vector; /*< Local Timer Interrupt vector. /
205	unsigned : 4; /*< Reserved. /	205	unsigned : 4; /*< Reserved. /
206	unsigned delivs : 1; /*< Delivery status (RO). /	206	unsigned delivs : 1; /*< Delivery status (RO). /
207	unsigned : 3; /*< Reserved. /	207	unsigned : 3; /*< Reserved. /
208	unsigned masked : 1; /*< Interrupt Mask. /	208	unsigned masked : 1; /*< Interrupt Mask. /
209	unsigned mode : 1; /*< Timer Mode. /	209	unsigned mode : 1; /*< Timer Mode. /
210	unsigned : 14; /*< Reserved. /	210	unsigned : 14; /*< Reserved. /
211	} __attribute__ ((packed));	211	} __attribute__ ((packed));
212	};	212	};
213	typedef union lvt_tm lvt_tm_t;	213	typedef union lvt_tm lvt_tm_t;
214		214
215	/** LVT LINT registers. */	215	/** LVT LINT registers. */
216	#define LVT_LINT0 (0x350/sizeof(__u32))	216	#define LVT_LINT0 (0x350/sizeof(uint32_t))
217	#define LVT_LINT1 (0x360/sizeof(__u32))	217	#define LVT_LINT1 (0x360/sizeof(uint32_t))
218	union lvt_lint {	218	union lvt_lint {
219	__u32 value;	219	uint32_t value;
220	struct {	220	struct {
221	__u8 vector; /*< LINT Interrupt vector. /	221	uint8_t vector; /*< LINT Interrupt vector. /
222	unsigned delmod : 3; /*< Delivery Mode. /	222	unsigned delmod : 3; /*< Delivery Mode. /
223	unsigned : 1; /*< Reserved. /	223	unsigned : 1; /*< Reserved. /
224	unsigned delivs : 1; /*< Delivery status (RO). /	224	unsigned delivs : 1; /*< Delivery status (RO). /
225	unsigned intpol : 1; /*< Interrupt Input Pin Polarity. /	225	unsigned intpol : 1; /*< Interrupt Input Pin Polarity. /
226	unsigned irr : 1; /*< Remote IRR (RO). /	226	unsigned irr : 1; /*< Remote IRR (RO). /
227	unsigned trigger_mode : 1; /*< Trigger Mode. /	227	unsigned trigger_mode : 1; /*< Trigger Mode. /
228	unsigned masked : 1; /*< Interrupt Mask. /	228	unsigned masked : 1; /*< Interrupt Mask. /
229	unsigned : 15; /*< Reserved. /	229	unsigned : 15; /*< Reserved. /
230	} __attribute__ ((packed));	230	} __attribute__ ((packed));
231	};	231	};
232	typedef union lvt_lint lvt_lint_t;	232	typedef union lvt_lint lvt_lint_t;
233		233
234	/** LVT Error register. */	234	/** LVT Error register. */
235	#define LVT_Err (0x370/sizeof(__u32))	235	#define LVT_Err (0x370/sizeof(uint32_t))
236	union lvt_error {	236	union lvt_error {
237	__u32 value;	237	uint32_t value;
238	struct {	238	struct {
239	__u8 vector; /*< Local Timer Interrupt vector. /	239	uint8_t vector; /*< Local Timer Interrupt vector. /
240	unsigned : 4; /*< Reserved. /	240	unsigned : 4; /*< Reserved. /
241	unsigned delivs : 1; /*< Delivery status (RO). /	241	unsigned delivs : 1; /*< Delivery status (RO). /
242	unsigned : 3; /*< Reserved. /	242	unsigned : 3; /*< Reserved. /
243	unsigned masked : 1; /*< Interrupt Mask. /	243	unsigned masked : 1; /*< Interrupt Mask. /
244	unsigned : 15; /*< Reserved. /	244	unsigned : 15; /*< Reserved. /
245	} __attribute__ ((packed));	245	} __attribute__ ((packed));
246	};	246	};
247	typedef union lvt_error lvt_error_t;	247	typedef union lvt_error lvt_error_t;
248		248
249	/** Local APIC ID Register. */	249	/** Local APIC ID Register. */
250	#define L_APIC_ID (0x020/sizeof(__u32))	250	#define L_APIC_ID (0x020/sizeof(uint32_t))
251	union l_apic_id {	251	union l_apic_id {
252	__u32 value;	252	uint32_t value;
253	struct {	253	struct {
254	unsigned : 24; /*< Reserved. /	254	unsigned : 24; /*< Reserved. /
255	__u8 apic_id; /*< Local APIC ID. /	255	uint8_t apic_id; /*< Local APIC ID. /
256	} __attribute__ ((packed));	256	} __attribute__ ((packed));
257	};	257	};
258	typedef union l_apic_id l_apic_id_t;	258	typedef union l_apic_id l_apic_id_t;
259		259
260	/** Local APIC Version Register */	260	/** Local APIC Version Register */
261	#define LAVR (0x030/sizeof(__u32))	261	#define LAVR (0x030/sizeof(uint32_t))
262	#define LAVR_Mask 0xff	262	#define LAVR_Mask 0xff
263	#define is_local_apic(x) (((x)&LAVR_Mask&0xf0)==0x1)	263	#define is_local_apic(x) (((x)&LAVR_Mask&0xf0)==0x1)
264	#define is_82489DX_apic(x) ((((x)&LAVR_Mask&0xf0)==0x0))	264	#define is_82489DX_apic(x) ((((x)&LAVR_Mask&0xf0)==0x0))
265	#define is_local_xapic(x) (((x)&LAVR_Mask)==0x14)	265	#define is_local_xapic(x) (((x)&LAVR_Mask)==0x14)
266		266
267	/** Logical Destination Register. */	267	/** Logical Destination Register. */
268	#define LDR (0x0d0/sizeof(__u32))	268	#define LDR (0x0d0/sizeof(uint32_t))
269	union ldr {	269	union ldr {
270	__u32 value;	270	uint32_t value;
271	struct {	271	struct {
272	unsigned : 24; /*< Reserved. /	272	unsigned : 24; /*< Reserved. /
273	__u8 id; /*< Logical APIC ID. /	273	uint8_t id; /*< Logical APIC ID. /
274	} __attribute__ ((packed));	274	} __attribute__ ((packed));
275	};	275	};
276	typedef union ldr ldr_t;	276	typedef union ldr ldr_t;
277		277
278	/** Destination Format Register. */	278	/** Destination Format Register. */
279	#define DFR (0x0e0/sizeof(__u32))	279	#define DFR (0x0e0/sizeof(uint32_t))
280	union dfr {	280	union dfr {
281	__u32 value;	281	uint32_t value;
282	struct {	282	struct {
283	unsigned : 28; /*< Reserved, all ones. /	283	unsigned : 28; /*< Reserved, all ones. /
284	unsigned model : 4; /*< Model. /	284	unsigned model : 4; /*< Model. /
285	} __attribute__ ((packed));	285	} __attribute__ ((packed));
286	};	286	};
287	typedef union dfr dfr_t;	287	typedef union dfr dfr_t;
288		288
289	/* IO APIC */	289	/* IO APIC */
290	#define IOREGSEL (0x00/sizeof(__u32))	290	#define IOREGSEL (0x00/sizeof(uint32_t))
291	#define IOWIN (0x10/sizeof(__u32))	291	#define IOWIN (0x10/sizeof(uint32_t))
292		292
293	#define IOAPICID 0x00	293	#define IOAPICID 0x00
294	#define IOAPICVER 0x01	294	#define IOAPICVER 0x01
295	#define IOAPICARB 0x02	295	#define IOAPICARB 0x02
296	#define IOREDTBL 0x10	296	#define IOREDTBL 0x10
297		297
298	/** I/O Register Select Register. */	298	/** I/O Register Select Register. */
299	union io_regsel {	299	union io_regsel {
300	__u32 value;	300	uint32_t value;
301	struct {	301	struct {
302	__u8 reg_addr; /*< APIC Register Address. /	302	uint8_t reg_addr; /*< APIC Register Address. /
303	unsigned : 24; /*< Reserved. /	303	unsigned : 24; /*< Reserved. /
304	} __attribute__ ((packed));	304	} __attribute__ ((packed));
305	};	305	};
306	typedef union io_regsel io_regsel_t;	306	typedef union io_regsel io_regsel_t;
307		307
308	/** I/O Redirection Register. */	308	/** I/O Redirection Register. */
309	struct io_redirection_reg {	309	struct io_redirection_reg {
310	union {	310	union {
311	__u32 lo;	311	uint32_t lo;
312	struct {	312	struct {
313	__u8 intvec; /*< Interrupt Vector. /	313	uint8_t intvec; /*< Interrupt Vector. /
314	unsigned delmod : 3; /*< Delivery Mode. /	314	unsigned delmod : 3; /*< Delivery Mode. /
315	unsigned destmod : 1; /*< Destination mode. /	315	unsigned destmod : 1; /*< Destination mode. /
316	unsigned delivs : 1; /*< Delivery status (RO). /	316	unsigned delivs : 1; /*< Delivery status (RO). /
317	unsigned intpol : 1; /*< Interrupt Input Pin Polarity. /	317	unsigned intpol : 1; /*< Interrupt Input Pin Polarity. /
318	unsigned irr : 1; /*< Remote IRR (RO). /	318	unsigned irr : 1; /*< Remote IRR (RO). /
319	unsigned trigger_mode : 1; /*< Trigger Mode. /	319	unsigned trigger_mode : 1; /*< Trigger Mode. /
320	unsigned masked : 1; /*< Interrupt Mask. /	320	unsigned masked : 1; /*< Interrupt Mask. /
321	unsigned : 15; /*< Reserved. /	321	unsigned : 15; /*< Reserved. /
322	} __attribute__ ((packed));	322	} __attribute__ ((packed));
323	};	323	};
324	union {	324	union {
325	__u32 hi;	325	uint32_t hi;
326	struct {	326	struct {
327	unsigned : 24; /*< Reserved. /	327	unsigned : 24; /*< Reserved. /
328	__u8 dest : 8; /*< Destination Field. /	328	uint8_t dest : 8; /*< Destination Field. /
329	} __attribute__ ((packed));	329	} __attribute__ ((packed));
330	};	330	};
331		331
332	} __attribute__ ((packed));	332	} __attribute__ ((packed));
333	typedef struct io_redirection_reg io_redirection_reg_t;	333	typedef struct io_redirection_reg io_redirection_reg_t;
334		334
335		335
336	/** IO APIC Identification Register. */	336	/** IO APIC Identification Register. */
337	union io_apic_id {	337	union io_apic_id {
338	__u32 value;	338	uint32_t value;
339	struct {	339	struct {
340	unsigned : 24; /*< Reserved. /	340	unsigned : 24; /*< Reserved. /
341	unsigned apic_id : 4; /*< IO APIC ID. /	341	unsigned apic_id : 4; /*< IO APIC ID. /
342	unsigned : 4; /*< Reserved. /	342	unsigned : 4; /*< Reserved. /
343	} __attribute__ ((packed));	343	} __attribute__ ((packed));
344	};	344	};
345	typedef union io_apic_id io_apic_id_t;	345	typedef union io_apic_id io_apic_id_t;
346		346
347	extern volatile __u32 *l_apic;	347	extern volatile uint32_t *l_apic;
348	extern volatile __u32 *io_apic;	348	extern volatile uint32_t *io_apic;
349		349
350	extern __u32 apic_id_mask;	350	extern uint32_t apic_id_mask;
351		351
352	extern void apic_init(void);	352	extern void apic_init(void);
353		353
354	extern void l_apic_init(void);	354	extern void l_apic_init(void);
355	extern void l_apic_eoi(void);	355	extern void l_apic_eoi(void);
356	extern int l_apic_broadcast_custom_ipi(__u8 vector);	356	extern int l_apic_broadcast_custom_ipi(uint8_t vector);
357	extern int l_apic_send_init_ipi(__u8 apicid);	357	extern int l_apic_send_init_ipi(uint8_t apicid);
358	extern void l_apic_debug(void);	358	extern void l_apic_debug(void);
359	extern __u8 l_apic_id(void);	359	extern uint8_t l_apic_id(void);
360		360
361	extern __u32 io_apic_read(__u8 address);	361	extern uint32_t io_apic_read(uint8_t address);
362	extern void io_apic_write(__u8 address , __u32 x);	362	extern void io_apic_write(uint8_t address , uint32_t x);
363	extern void io_apic_change_ioredtbl(int pin, int dest, __u8 v, int flags);	363	extern void io_apic_change_ioredtbl(int pin, int dest, uint8_t v, int flags);
364	extern void io_apic_disable_irqs(__u16 irqmask);	364	extern void io_apic_disable_irqs(uint16_t irqmask);
365	extern void io_apic_enable_irqs(__u16 irqmask);	365	extern void io_apic_enable_irqs(uint16_t irqmask);
366		366
367	#endif	367	#endif
368		368
369	/** @}	369	/** @}
370	*/	370	*/
371		371
372		372

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(root)/kernel/trunk/arch/ia32/include/smp/apic.h – Rev 1702 → 1780