ev5_osfalpha_defs.h revision 7997:b91bdbee66c3 
1#ifndef EV5_OSFALPHA_DEFS_INCLUDED
2#define EV5_OSFALPHA_DEFS_INCLUDED 1
3
4
5// from ev5_osfalpha_defs.mar from Lance's fetch directory
6// lowercaseified and $ changed to _ and reformatting for gas...pb Nov/95
7
8//orig	.MACRO	$OSF_ALPHADEFS
9//orig	  OSF_ALPHADEF_VER == 5	; Flag the version number of this file.
10//orig	.ENDM
11//orig	.MACRO	$OSF_PSDEF,$GBL
12//orig	$DEFINI	OSFPS,$GBL
13//orig;+
14//orig; PS Layout - PS
15//orig;	Loc	Size	name 	function
16//orig;	------	------	-----	-----------------------------------
17//orig;	<0:2>	3	IPL	Prio level
18//orig;	<3>	1	CM	Current Mode
19//orig;-
20
21#define	osfps_v_mode		3
22#define	osfps_m_mode		(1<<osfps_v_mode)
23#define	osfps_v_ipl		0
24#define	osfps_m_ipl		(7<<osfps_v_ipl)
25
26#define	osfipl_c_mchk		7
27#define	osfipl_c_rt		6
28#define	osfipl_c_clk		5
29#define	osfipl_c_dev1		4
30#define	osfipl_c_dev0		3
31#define	osfipl_c_sw1		2
32#define	osfipl_c_sw0		1
33#define	osfipl_c_zero		0
34
35#define	osfint_c_mchk		2
36#define	osfint_c_clk		1
37#define	osfint_c_dev		3
38#define	osfint_c_ip		0
39#define	osfint_c_perf		4
40#define	osfint_c_passrel	5
41
42//orig	_DEFEND	OSFPS,_GBL,DEF
43//orig	.ENDM
44
45//orig;+
46//orig; PTE layout - symbol prefix osfpte_
47//orig;
48//orig;	Loc	Size	name 	function
49//orig;	------	------	------	-----------------------------------
50//orig;	<63:32>	32	PFN	Page Frame Number
51//orig;	<31:16>	16	SOFT	Bits reserved for software use
52//orig;	<15:14>	2
53//orig;	<13>	1	UWE	User write enable
54//orig;	<12>	1	KWE	Kernel write enable
55//orig;	<11:10>	2
56//orig;	<9>	1	URE	User read enable
57//orig;	<8>	1	KRE	Kernel read enable
58//orig;	<7:6>	2	RES	Reserved SBZ
59//orig;	<5>	1	HPF	Huge Page Flag
60//orig;	<4>	1	ASM	Wild card address space number match
61//orig;	<3>	1	FOE	Fault On execute
62//orig;	<2>	1	FOW	Fault On Write
63//orig;	<1>	1	FOR	Fault On Read
64//orig; 	<0>	1	V	valid bit
65//orig;-
66
67//orig	.MACRO	_OSF_PTEDEF,_GBL
68//orig	_DEFINI	OSFPTE,_GBL
69
70#define	osfpte_v_pfn	32
71#define	osfpte_m_soft	(0xFFFF0000)
72#define	osfpte_v_soft	16
73#define	osfpte_m_uwe	(0x2000)
74#define	osfpte_v_uwe	13
75#define	osfpte_m_kwe	(0x1000)
76#define	osfpte_v_kwe	12
77#define	osfpte_m_ure	(0x0200)
78#define	osfpte_v_ure	 9
79#define	osfpte_m_kre	(0x0100)
80#define	osfpte_v_kre	 8
81#define	osfpte_m_hpf	(0x0020)
82#define	osfpte_v_hpf	5
83#define	osfpte_m_asm	(0x0010)
84#define	osfpte_v_asm	4
85#define	osfpte_m_foe	(0x0008)
86#define	osfpte_v_foe	3
87#define	osfpte_m_fow	(0x0004)
88#define	osfpte_v_fow	2
89#define	osfpte_m_for	(0x0002)
90#define	osfpte_v_for	1
91#define	osfpte_m_v	(0x0001)
92#define	osfpte_v_v	0
93
94#define	osfpte_m_ksegbits	(osfpte_m_kre | osfpte_m_kwe | osfpte_m_v | osfpte_m_asm)
95#define	osfpte_m_prot	(osfpte_m_ure+osfpte_m_uwe | osfpte_m_kre | osfpte_m_kwe)
96
97//orig	_DEFEND	OSFPTE,_GBL,DEF
98//orig	.ENDM
99
100//orig;+
101//orig; VA layout - symbol prefix VA_
102//orig;
103//orig;	Loc	Size	name 	function
104//orig;	------	------	-------	-----------------------------------
105//orig;	<42:33>	10	SEG1	First seg table offset for mapping
106//orig;	<32:23>	10	SEG2	Second seg table offset for mapping
107//orig;	<22:13>	10	SEG3	Third seg table offset for mapping
108//orig;	<12:0>	13	OFFSET	Byte within page
109//orig;-
110//orig	.MACRO	_OSF_VADEF,_GBL
111//orig	_DEFINI	OSFVA,_GBL
112
113#define	osfva_m_offset	(0x000000001FFF)
114#define	osfva_v_offset	0
115#define	osfva_m_seg3	(0x0000007FE000)
116#define	osfva_v_seg3	13
117#define	osfva_m_seg2	(0x0001FF800000)
118#define	osfva_v_seg2	23
119#define	osfva_m_seg1	(0x7FE00000000)
120#define	osfva_v_seg1	33
121
122//orig	_DEFEND	OSFVA,_GBL,DEF
123//orig	.ENDM
124//orig;+
125//orig; PRIVILEGED CONTEXT BLOCK (PCB)
126//orig;-
127//orig	.MACRO	_OSF_PCBDEF,_GBL
128//orig	_DEFINI	OSFPCB,_GBL
129
130#define	osfpcb_q_ksp	(0x0000)
131#define	osfpcb_q_usp	(0x0008)
132#define	osfpcb_q_Usp	(0x0008)
133#define	osfpcb_q_mmptr	(0x0010)
134#define	osfpcb_q_Mmptr	(0x0010)
135#define	osfpcb_l_cc	(0x0018)
136#define	osfpcb_l_asn	(0x001C)
137#define	osfpcb_q_unique (0x0020)
138#define	osfpcb_q_fen	(0x0028)
139#define	osfpcb_v_pme	62
140
141//orig	_DEFEND	OSFPCB,_GBL,DEF
142//orig	.ENDM
143//orig;+
144//orig; Stack Frame
145//orig;-
146//orig	.MACRO	_OSF_SFDEF,_GBL
147//orig	_DEFINI	OSFSF,_GBL
148
149#define	osfsf_ps	(0x00)
150#define	osfsf_pc	(0x08)
151#define	osfsf_gp	(0x10)
152#define	osfsf_a0	(0x18)
153#define	osfsf_a1	(0x20)
154#define	osfsf_a2	(0x28)
155#define	osfsf_c_size	(0x30)
156
157//orig	_DEFEND	OSFSF,_GBL,DEF
158//orig	.ENDM
159
160#endif
161