ev5_osfalpha_defs.h revision 8012:2f71125bf413 
1/*
2Copyright 1993 Hewlett-Packard Development Company, L.P.
3
4Permission is hereby granted, free of charge, to any person obtaining a copy of
5this software and associated documentation files (the "Software"), to deal in
6the Software without restriction, including without limitation the rights to
7use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
8of the Software, and to permit persons to whom the Software is furnished to do
9so, subject to the following conditions:
10
11The above copyright notice and this permission notice shall be included in all
12copies or substantial portions of the Software.
13
14THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20SOFTWARE.
21*/
22
23#ifndef EV5_OSFALPHA_DEFS_INCLUDED
24#define EV5_OSFALPHA_DEFS_INCLUDED 1
25
26
27// from ev5_osfalpha_defs.mar from Lance's fetch directory
28// lowercaseified and $ changed to _ and reformatting for gas...pb Nov/95
29
30//orig	.MACRO	$OSF_ALPHADEFS
31//orig	  OSF_ALPHADEF_VER == 5	; Flag the version number of this file.
32//orig	.ENDM
33//orig	.MACRO	$OSF_PSDEF,$GBL
34//orig	$DEFINI	OSFPS,$GBL
35//orig;+
36//orig; PS Layout - PS
37//orig;	Loc	Size	name 	function
38//orig;	------	------	-----	-----------------------------------
39//orig;	<0:2>	3	IPL	Prio level
40//orig;	<3>	1	CM	Current Mode
41//orig;-
42
43#define	osfps_v_mode		3
44#define	osfps_m_mode		(1<<osfps_v_mode)
45#define	osfps_v_ipl		0
46#define	osfps_m_ipl		(7<<osfps_v_ipl)
47
48#define	osfipl_c_mchk		7
49#define	osfipl_c_rt		6
50#define	osfipl_c_clk		5
51#define	osfipl_c_dev1		4
52#define	osfipl_c_dev0		3
53#define	osfipl_c_sw1		2
54#define	osfipl_c_sw0		1
55#define	osfipl_c_zero		0
56
57#define	osfint_c_mchk		2
58#define	osfint_c_clk		1
59#define	osfint_c_dev		3
60#define	osfint_c_ip		0
61#define	osfint_c_perf		4
62#define	osfint_c_passrel	5
63
64//orig	_DEFEND	OSFPS,_GBL,DEF
65//orig	.ENDM
66
67//orig;+
68//orig; PTE layout - symbol prefix osfpte_
69//orig;
70//orig;	Loc	Size	name 	function
71//orig;	------	------	------	-----------------------------------
72//orig;	<63:32>	32	PFN	Page Frame Number
73//orig;	<31:16>	16	SOFT	Bits reserved for software use
74//orig;	<15:14>	2
75//orig;	<13>	1	UWE	User write enable
76//orig;	<12>	1	KWE	Kernel write enable
77//orig;	<11:10>	2
78//orig;	<9>	1	URE	User read enable
79//orig;	<8>	1	KRE	Kernel read enable
80//orig;	<7:6>	2	RES	Reserved SBZ
81//orig;	<5>	1	HPF	Huge Page Flag
82//orig;	<4>	1	ASM	Wild card address space number match
83//orig;	<3>	1	FOE	Fault On execute
84//orig;	<2>	1	FOW	Fault On Write
85//orig;	<1>	1	FOR	Fault On Read
86//orig; 	<0>	1	V	valid bit
87//orig;-
88
89//orig	.MACRO	_OSF_PTEDEF,_GBL
90//orig	_DEFINI	OSFPTE,_GBL
91
92#define	osfpte_v_pfn	32
93#define	osfpte_m_soft	(0xFFFF0000)
94#define	osfpte_v_soft	16
95#define	osfpte_m_uwe	(0x2000)
96#define	osfpte_v_uwe	13
97#define	osfpte_m_kwe	(0x1000)
98#define	osfpte_v_kwe	12
99#define	osfpte_m_ure	(0x0200)
100#define	osfpte_v_ure	 9
101#define	osfpte_m_kre	(0x0100)
102#define	osfpte_v_kre	 8
103#define	osfpte_m_hpf	(0x0020)
104#define	osfpte_v_hpf	5
105#define	osfpte_m_asm	(0x0010)
106#define	osfpte_v_asm	4
107#define	osfpte_m_foe	(0x0008)
108#define	osfpte_v_foe	3
109#define	osfpte_m_fow	(0x0004)
110#define	osfpte_v_fow	2
111#define	osfpte_m_for	(0x0002)
112#define	osfpte_v_for	1
113#define	osfpte_m_v	(0x0001)
114#define	osfpte_v_v	0
115
116#define	osfpte_m_ksegbits	(osfpte_m_kre | osfpte_m_kwe | osfpte_m_v | osfpte_m_asm)
117#define	osfpte_m_prot	(osfpte_m_ure+osfpte_m_uwe | osfpte_m_kre | osfpte_m_kwe)
118
119//orig	_DEFEND	OSFPTE,_GBL,DEF
120//orig	.ENDM
121
122//orig;+
123//orig; VA layout - symbol prefix VA_
124//orig;
125//orig;	Loc	Size	name 	function
126//orig;	------	------	-------	-----------------------------------
127//orig;	<42:33>	10	SEG1	First seg table offset for mapping
128//orig;	<32:23>	10	SEG2	Second seg table offset for mapping
129//orig;	<22:13>	10	SEG3	Third seg table offset for mapping
130//orig;	<12:0>	13	OFFSET	Byte within page
131//orig;-
132//orig	.MACRO	_OSF_VADEF,_GBL
133//orig	_DEFINI	OSFVA,_GBL
134
135#define	osfva_m_offset	(0x000000001FFF)
136#define	osfva_v_offset	0
137#define	osfva_m_seg3	(0x0000007FE000)
138#define	osfva_v_seg3	13
139#define	osfva_m_seg2	(0x0001FF800000)
140#define	osfva_v_seg2	23
141#define	osfva_m_seg1	(0x7FE00000000)
142#define	osfva_v_seg1	33
143
144//orig	_DEFEND	OSFVA,_GBL,DEF
145//orig	.ENDM
146//orig;+
147//orig; PRIVILEGED CONTEXT BLOCK (PCB)
148//orig;-
149//orig	.MACRO	_OSF_PCBDEF,_GBL
150//orig	_DEFINI	OSFPCB,_GBL
151
152#define	osfpcb_q_ksp	(0x0000)
153#define	osfpcb_q_usp	(0x0008)
154#define	osfpcb_q_Usp	(0x0008)
155#define	osfpcb_q_mmptr	(0x0010)
156#define	osfpcb_q_Mmptr	(0x0010)
157#define	osfpcb_l_cc	(0x0018)
158#define	osfpcb_l_asn	(0x001C)
159#define	osfpcb_q_unique (0x0020)
160#define	osfpcb_q_fen	(0x0028)
161#define	osfpcb_v_pme	62
162
163//orig	_DEFEND	OSFPCB,_GBL,DEF
164//orig	.ENDM
165//orig;+
166//orig; Stack Frame
167//orig;-
168//orig	.MACRO	_OSF_SFDEF,_GBL
169//orig	_DEFINI	OSFSF,_GBL
170
171#define	osfsf_ps	(0x00)
172#define	osfsf_pc	(0x08)
173#define	osfsf_gp	(0x10)
174#define	osfsf_a0	(0x18)
175#define	osfsf_a1	(0x20)
176#define	osfsf_a2	(0x28)
177#define	osfsf_c_size	(0x30)
178
179//orig	_DEFEND	OSFSF,_GBL,DEF
180//orig	.ENDM
181
182#endif
183