WebSVN – HelenOS – Diff – /branches/dynload/kernel/arch/amd64/include/cpu.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 amd64
 * @{
 */
/** @file
 */
 
#ifndef KERN_amd64_CPU_H_
#define KERN_amd64_CPU_H_
 
#define RFLAGS_IF  (1 << 9)
#define RFLAGS_DF  (1 << 10)
#define RFLAGS_RF  (1 << 16)
 
#define EFER_MSR_NUM    0xc0000080
#define AMD_SCE_FLAG    0
#define AMD_LME_FLAG    8
#define AMD_LMA_FLAG    10
#define AMD_FFXSR_FLAG  14
#define AMD_NXE_FLAG    11
 
/* MSR registers */
#define AMD_MSR_STAR    0xc0000081
#define AMD_MSR_LSTAR   0xc0000082
#define AMD_MSR_SFMASK  0xc0000084
#define AMD_MSR_FS      0xc0000100
#define AMD_MSR_GS      0xc0000101
 
#ifndef __ASM__
 
#include <arch/pm.h>
 
typedef struct {
    int vendor;
    int family;
    int model;
    int stepping;
    tss_t *tss;
   
    count_t iomapver_copy;  /** Copy of TASK's I/O Permission bitmap generation count. */
} cpu_arch_t;
 
struct star_msr {
 
};
 
struct lstar_msr {
 
};
 
extern void set_efer_flag(int flag);
extern uint64_t read_efer_flag(void);
void cpu_setup_fpu(void);
 
#endif /* __ASM__ */
 
#endif
 
/** @}
 */
 

Rev 2927	Rev 4346
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 amd64	29	/** @addtogroup amd64
30	* @{	30	* @{
31	*/	31	*/
32	/** @file	32	/** @file
33	*/	33	*/
34		34
35	#ifndef KERN_amd64_CPU_H_	35	#ifndef KERN_amd64_CPU_H_
36	#define KERN_amd64_CPU_H_	36	#define KERN_amd64_CPU_H_
37		37
38	#define RFLAGS_IF (1 << 9)	38	#define RFLAGS_IF (1 << 9)
39	#define RFLAGS_DF (1 << 10)	39	#define RFLAGS_DF (1 << 10)
40	#define RFLAGS_RF (1 << 16)	40	#define RFLAGS_RF (1 << 16)
41		41
42	#define EFER_MSR_NUM 0xc0000080	42	#define EFER_MSR_NUM 0xc0000080
43	#define AMD_SCE_FLAG 0	43	#define AMD_SCE_FLAG 0
44	#define AMD_LME_FLAG 8	44	#define AMD_LME_FLAG 8
45	#define AMD_LMA_FLAG 10	45	#define AMD_LMA_FLAG 10
46	#define AMD_FFXSR_FLAG 14	46	#define AMD_FFXSR_FLAG 14
47	#define AMD_NXE_FLAG 11	47	#define AMD_NXE_FLAG 11
48		48
49	/* MSR registers */	49	/* MSR registers */
50	#define AMD_MSR_STAR 0xc0000081	50	#define AMD_MSR_STAR 0xc0000081
51	#define AMD_MSR_LSTAR 0xc0000082	51	#define AMD_MSR_LSTAR 0xc0000082
52	#define AMD_MSR_SFMASK 0xc0000084	52	#define AMD_MSR_SFMASK 0xc0000084
53	#define AMD_MSR_FS 0xc0000100	53	#define AMD_MSR_FS 0xc0000100
54	#define AMD_MSR_GS 0xc0000101	54	#define AMD_MSR_GS 0xc0000101
55		55
56	#ifndef __ASM__	56	#ifndef __ASM__
57		57
58	#include <arch/pm.h>	58	#include <arch/pm.h>
59		59
60	typedef struct {	60	typedef struct {
61	int vendor;	61	int vendor;
62	int family;	62	int family;
63	int model;	63	int model;
64	int stepping;	64	int stepping;
65	struct tss *tss;	65	tss_t *tss;
66		66
67	count_t iomapver_copy; /** Copy of TASK's I/O Permission bitmap generation count. */	67	count_t iomapver_copy; /** Copy of TASK's I/O Permission bitmap generation count. */
68	} cpu_arch_t;	68	} cpu_arch_t;
69		69
70	struct star_msr {	70	struct star_msr {
71		-
72	};	71	};
73		72
74	struct lstar_msr {	73	struct lstar_msr {
75		-
76	};	74	};
77		75
78	extern void set_efer_flag(int flag);	76	extern void set_efer_flag(int flag);
79	extern uint64_t read_efer_flag(void);	77	extern uint64_t read_efer_flag(void);
80	void cpu_setup_fpu(void);	78	void cpu_setup_fpu(void);
81		79
82	#endif /* __ASM__ */	80	#endif /* __ASM__ */
83		81
84	#endif	82	#endif
85		83
86	/** @}	84	/** @}
87	*/	85	*/
88		86

Subversion Repositories HelenOS

(root)/branches/dynload/kernel/arch/amd64/include/cpu.h – Rev 2927 → 4346