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-- $Id: ibdlib.vhd 335 2010-10-24 22:24:23Z mueller $
--
-- Copyright 2008-2010 by Walter F.J. Mueller <W.F.J.Mueller@gsi.de>
--
-- This program is free software; you may redistribute and/or modify it under
-- the terms of the GNU General Public License as published by the Free
-- Software Foundation, either version 2, or at your option any later version.
--
-- This program is distributed in the hope that it will be useful, but
-- WITHOUT ANY WARRANTY, without even the implied warranty of MERCHANTABILITY
-- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
-- for complete details.
--
------------------------------------------------------------------------------
-- Package Name:   ibdlib
-- Description:    Definitions for ibus devices
--
-- Dependencies:   -
-- Tool versions:  xst 8.1, 8.2, 9.1, 9.2, 12.1; ghdl 0.18-0.29
-- Revision History: 
-- Date         Rev Version  Comment
-- 2010-10-23   335   1.1.1  rename RRI_LAM->RB_LAM;
-- 2010-06-11   303   1.1    use IB_MREQ.racc instead of RRI_REQ
-- 2009-07-12   233   1.0.5  add RESET, CE_USEC to _dl11, CE_USEC to _minisys
-- 2009-06-07   224   1.0.4  add iist_mreq and iist_sreq;
-- 2009-06-01   221   1.0.3  add RESET to kw11l; add iist;
-- 2009-05-30   220   1.0.2  add most additional device def's
-- 2009-05-24   219   1.0.1  add CE_MSEC to _rk11; add _maxisys
-- 2008-08-22   161   1.0    Initial version (extracted from pdp11.vhd)
------------------------------------------------------------------------------
 
library ieee;
use ieee.std_logic_1164.all;
use ieee.std_logic_arith.all;
 
use work.slvtypes.all;
use work.iblib.all;
 
package ibdlib is
 
type iist_line_type is record         -- iist line
  dcf : slbit;                        -- disconnect flag
  req : slbit;                        -- request
  stf : slbit;                        -- sanity timer flag
  imask : slv4;                       -- interrupt mask
  bmask : slv4;                       -- boot mask
  par : slbit;                        -- parity (odd)
  frm : slbit;                        -- frame error flag
end record iist_line_type;
 
constant iist_line_init : iist_line_type := ('1','0','0',"0000","0000",'0','0');
 
type iist_bus_type is array (3 downto 0) of iist_line_type;
constant iist_bus_init : iist_bus_type := (others=>iist_line_init);
 
type iist_mreq_type is record         -- iist->cpu requests
  lock : slbit;                       -- lock-up CPU
  boot : slbit;                       -- boot-up CPU
end record iist_mreq_type;
 
constant iist_mreq_init : iist_mreq_type := ('0','0');
 
type iist_sres_type is record         -- cpu->iist responses
  ack_lock : slbit;                   -- release lock 
  ack_boot : slbit;                   -- boot started
end record iist_sres_type;
 
constant iist_sres_init : iist_sres_type := ('0','0');
 
component ibd_iist is                   -- ibus dev(loc): IIST
                                        -- fixed address: 177500
  generic (
    SID : slv2 := "00");                -- self id
  port (
    CLK : in slbit;                     -- clock
    CE_USEC : in slbit;                 -- usec pulse
    RESET : in slbit;                   -- system reset
    BRESET : in slbit;                  -- ibus reset
    IB_MREQ : in ib_mreq_type;          -- ibus request
    IB_SRES : out ib_sres_type;         -- ibus response
    EI_REQ : out slbit;                 -- interrupt request
    EI_ACK : in slbit;                  -- interrupt acknowledge
    IIST_BUS : in iist_bus_type;        -- iist bus (input from all iist's)
    IIST_OUT : out iist_line_type;      -- iist output
    IIST_MREQ : out iist_mreq_type;     -- iist->cpu requests
    IIST_SRES : in iist_sres_type       -- cpu->iist responses
  );
end component;
 
component ibd_kw11p is                  -- ibus dev(loc): KW11-P (line clock)
                                        -- fixed address: 172540
  port (
    CLK : in slbit;                     -- clock
    CE_USEC : in slbit;                 -- usec pulse
    CE_MSEC : in slbit;                 -- msec pulse
    RESET : in slbit;                   -- system reset
    BRESET : in slbit;                  -- ibus reset
    IB_MREQ : in ib_mreq_type;          -- ibus request
    IB_SRES : out ib_sres_type;         -- ibus response
    EI_REQ : out slbit;                 -- interrupt request
    EI_ACK : in slbit                   -- interrupt acknowledge
  );
end component;
 
component ibd_kw11l is                  -- ibus dev(loc): KW11-L (line clock)
                                        -- fixed address: 177546
  port (
    CLK : in slbit;                     -- clock
    CE_MSEC : in slbit;                 -- msec pulse
    RESET : in slbit;                   -- system reset
    BRESET : in slbit;                  -- ibus reset
    IB_MREQ : in ib_mreq_type;          -- ibus request
    IB_SRES : out ib_sres_type;         -- ibus response
    EI_REQ : out slbit;                 -- interrupt request
    EI_ACK : in slbit                   -- interrupt acknowledge
  );
end component;
 
component ibdr_rl11 is                  -- ibus dev(rem): RL11
                                        -- fixed address: 174400
  port (
    CLK : in slbit;                     -- clock
    BRESET : in slbit;                  -- ibus reset
    RB_LAM : out slbit;                 -- remote attention
    IB_MREQ : in ib_mreq_type;          -- ibus request
    IB_SRES : out ib_sres_type;         -- ibus response
    EI_REQ : out slbit;                 -- interrupt request
    EI_ACK : in slbit                   -- interrupt acknowledge
  );
end component;
 
component ibdr_rk11 is                  -- ibus dev(rem): RK11
                                        -- fixed address: 177400
  port (
    CLK : in slbit;                     -- clock
    CE_MSEC : in slbit;                 -- msec pulse
    BRESET : in slbit;                  -- ibus reset
    RB_LAM : out slbit;                 -- remote attention
    IB_MREQ : in ib_mreq_type;          -- ibus request
    IB_SRES : out ib_sres_type;         -- ibus response
    EI_REQ : out slbit;                 -- interrupt request
    EI_ACK : in slbit                   -- interrupt acknowledge
  );
end component;
 
component ibdr_tm11 is                  -- ibus dev(rem): TM11
                                        -- fixed address: 172520
  port (
    CLK : in slbit;                     -- clock
    BRESET : in slbit;                  -- ibus reset
    RB_LAM : out slbit;                 -- remote attention
    IB_MREQ : in ib_mreq_type;          -- ibus request
    IB_SRES : out ib_sres_type;         -- ibus response
    EI_REQ : out slbit;                 -- interrupt request
    EI_ACK : in slbit                   -- interrupt acknowledge
  );
end component;
 
component ibdr_dz11 is                  -- ibus dev(rem): DZ11
  generic (
    IB_ADDR : slv16 := conv_std_logic_vector(8#160100#,16));
  port (
    CLK : in slbit;                     -- clock
    RESET : in slbit;                   -- system reset
    BRESET : in slbit;                  -- ibus reset
    RB_LAM : out slbit;                 -- remote attention
    IB_MREQ : in ib_mreq_type;          -- ibus request
    IB_SRES : out ib_sres_type;         -- ibus response
    EI_REQ_RX : out slbit;              -- interrupt request, receiver
    EI_REQ_TX : out slbit;              -- interrupt request, transmitter
    EI_ACK_RX : in slbit;               -- interrupt acknowledge, receiver
    EI_ACK_TX : in slbit                -- interrupt acknowledge, transmitter
  );
end component;
 
component ibdr_dl11 is                  -- ibus dev(rem): DL11-A/B
  generic (
    IB_ADDR : slv16 := conv_std_logic_vector(8#177560#,16));
  port (
    CLK : in slbit;                     -- clock
    CE_USEC : in slbit;                 -- usec pulse
    RESET : in slbit;                   -- system reset
    BRESET : in slbit;                  -- ibus reset
    RB_LAM : out slbit;                 -- remote attention
    IB_MREQ : in ib_mreq_type;          -- ibus request
    IB_SRES : out ib_sres_type;         -- ibus response
    EI_REQ_RX : out slbit;              -- interrupt request, receiver
    EI_REQ_TX : out slbit;              -- interrupt request, transmitter
    EI_ACK_RX : in slbit;               -- interrupt acknowledge, receiver
    EI_ACK_TX : in slbit                -- interrupt acknowledge, transmitter
  );
end component;
 
component ibdr_pc11 is                  -- ibus dev(rem): PC11
                                        -- fixed address: 177550
  port (
    CLK : in slbit;                     -- clock
    RESET : in slbit;                   -- system reset
    BRESET : in slbit;                  -- ibus reset
    RB_LAM : out slbit;                 -- remote attention
    IB_MREQ : in ib_mreq_type;          -- ibus request
    IB_SRES : out ib_sres_type;         -- ibus response
    EI_REQ_PTR : out slbit;             -- interrupt request, reader
    EI_REQ_PTP : out slbit;             -- interrupt request, punch
    EI_ACK_PTR : in slbit;              -- interrupt acknowledge, reader
    EI_ACK_PTP : in slbit               -- interrupt acknowledge, punch
  );
end component;
 
component ibdr_lp11 is                  -- ibus dev(rem): LP11
                                        -- fixed address: 177514
  port (
    CLK : in slbit;                     -- clock
    RESET : in slbit;                   -- system reset
    BRESET : in slbit;                  -- ibus reset
    RB_LAM : out slbit;                 -- remote attention
    IB_MREQ : in ib_mreq_type;          -- ibus request
    IB_SRES : out ib_sres_type;         -- ibus response
    EI_REQ : out slbit;                 -- interrupt request
    EI_ACK : in slbit                   -- interrupt acknowledge
  );
end component;
 
component ibdr_sdreg is                 -- ibus dev(rem): Switch/Display regs
                                        -- fixed address: 177570
  port (
    CLK : in slbit;                     -- clock
    RESET : in slbit;                   -- reset
    IB_MREQ : in ib_mreq_type;          -- ibus request
    IB_SRES : out ib_sres_type;         -- ibus response
    DISPREG : out slv16                 -- display register
  );
end component;
 
component ibdr_minisys is               -- ibus(rem) minimal sys:SDR+KW+DL+RK
  port (
    CLK : in slbit;                     -- clock
    CE_USEC : in slbit;                 -- usec pulse
    CE_MSEC : in slbit;                 -- msec pulse
    RESET : in slbit;                   -- reset
    BRESET : in slbit;                  -- ibus reset
    RB_LAM : out slv16_1;               -- remote attention vector
    IB_MREQ : in ib_mreq_type;          -- ibus request
    IB_SRES : out ib_sres_type;         -- ibus response
    EI_ACKM : in slbit;                 -- interrupt acknowledge (from master)
    EI_PRI : out slv3;                  -- interrupt priority (to cpu)
    EI_VECT : out slv9_2;               -- interrupt vector   (to cpu)
    DISPREG : out slv16                 -- display register
  );
end component;
 
component ibdr_maxisys is               -- ibus(rem) full system
  port (
    CLK : in slbit;                     -- clock
    CE_USEC : in slbit;                 -- usec pulse
    CE_MSEC : in slbit;                 -- msec pulse
    RESET : in slbit;                   -- reset
    BRESET : in slbit;                  -- ibus reset
    RB_LAM : out slv16_1;               -- remote attention vector
    IB_MREQ : in ib_mreq_type;          -- ibus request
    IB_SRES : out ib_sres_type;         -- ibus response
    EI_ACKM : in slbit;                 -- interrupt acknowledge (from master)
    EI_PRI : out slv3;                  -- interrupt priority (to cpu)
    EI_VECT : out slv9_2;               -- interrupt vector   (to cpu)
    DISPREG : out slv16                 -- display register
  );
end component;
 
end package ibdlib;

Line No.	Rev	Author	Line
1	8	wfjm	`-- $Id: ibdlib.vhd 335 2010-10-24 22:24:23Z mueller $`
2	2	wfjm	`--`
3			`-- Copyright 2008-2010 by Walter F.J. Mueller <W.F.J.Mueller@gsi.de>`
4			`--`
5			`-- This program is free software; you may redistribute and/or modify it under`
6			`-- the terms of the GNU General Public License as published by the Free`
7			`-- Software Foundation, either version 2, or at your option any later version.`
8			`--`
9			`-- This program is distributed in the hope that it will be useful, but`
10			`-- WITHOUT ANY WARRANTY, without even the implied warranty of MERCHANTABILITY`
11			`-- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License`
12			`-- for complete details.`
13			`--`
14			`------------------------------------------------------------------------------`
15			`-- Package Name: ibdlib`
16			`-- Description: Definitions for ibus devices`
17			`--`
18			`-- Dependencies: -`
19	8	wfjm	`-- Tool versions: xst 8.1, 8.2, 9.1, 9.2, 12.1; ghdl 0.18-0.29`
20	2	wfjm	`-- Revision History:`
21			`-- Date Rev Version Comment`
22	8	wfjm	`-- 2010-10-23 335 1.1.1 rename RRI_LAM->RB_LAM;`
23	2	wfjm	`-- 2010-06-11 303 1.1 use IB_MREQ.racc instead of RRI_REQ`
24			`-- 2009-07-12 233 1.0.5 add RESET, CE_USEC to _dl11, CE_USEC to _minisys`
25			`-- 2009-06-07 224 1.0.4 add iist_mreq and iist_sreq;`
26			`-- 2009-06-01 221 1.0.3 add RESET to kw11l; add iist;`
27			`-- 2009-05-30 220 1.0.2 add most additional device def's`
28			`-- 2009-05-24 219 1.0.1 add CE_MSEC to _rk11; add _maxisys`
29			`-- 2008-08-22 161 1.0 Initial version (extracted from pdp11.vhd)`
30			`------------------------------------------------------------------------------`
31
32			`library ieee;`
33			`use ieee.std_logic_1164.all;`
34			`use ieee.std_logic_arith.all;`
35
36			`use work.slvtypes.all;`
37			`use work.iblib.all;`
38
39			`package ibdlib is`
40
41			`type iist_line_type is record -- iist line`
42			`dcf : slbit; -- disconnect flag`
43			`req : slbit; -- request`
44			`stf : slbit; -- sanity timer flag`
45			`imask : slv4; -- interrupt mask`
46			`bmask : slv4; -- boot mask`
47			`par : slbit; -- parity (odd)`
48			`frm : slbit; -- frame error flag`
49			`end record iist_line_type;`
50
51			`constant iist_line_init : iist_line_type := ('1','0','0',"0000","0000",'0','0');`
52
53			`type iist_bus_type is array (3 downto 0) of iist_line_type;`
54			`constant iist_bus_init : iist_bus_type := (others=>iist_line_init);`
55
56			`type iist_mreq_type is record -- iist->cpu requests`
57			`lock : slbit; -- lock-up CPU`
58			`boot : slbit; -- boot-up CPU`
59			`end record iist_mreq_type;`
60
61			`constant iist_mreq_init : iist_mreq_type := ('0','0');`
62
63			`type iist_sres_type is record -- cpu->iist responses`
64			`ack_lock : slbit; -- release lock`
65			`ack_boot : slbit; -- boot started`
66			`end record iist_sres_type;`
67
68			`constant iist_sres_init : iist_sres_type := ('0','0');`
69
70			`component ibd_iist is -- ibus dev(loc): IIST`
71			`-- fixed address: 177500`
72			`generic (`
73			`SID : slv2 := "00"); -- self id`
74			`port (`
75			`CLK : in slbit; -- clock`
76			`CE_USEC : in slbit; -- usec pulse`
77			`RESET : in slbit; -- system reset`
78			`BRESET : in slbit; -- ibus reset`
79			`IB_MREQ : in ib_mreq_type; -- ibus request`
80			`IB_SRES : out ib_sres_type; -- ibus response`
81			`EI_REQ : out slbit; -- interrupt request`
82			`EI_ACK : in slbit; -- interrupt acknowledge`
83			`IIST_BUS : in iist_bus_type; -- iist bus (input from all iist's)`
84			`IIST_OUT : out iist_line_type; -- iist output`
85			`IIST_MREQ : out iist_mreq_type; -- iist->cpu requests`
86			`IIST_SRES : in iist_sres_type -- cpu->iist responses`
87			`);`
88			`end component;`
89
90			`component ibd_kw11p is -- ibus dev(loc): KW11-P (line clock)`
91			`-- fixed address: 172540`
92			`port (`
93			`CLK : in slbit; -- clock`
94			`CE_USEC : in slbit; -- usec pulse`
95			`CE_MSEC : in slbit; -- msec pulse`
96			`RESET : in slbit; -- system reset`
97			`BRESET : in slbit; -- ibus reset`
98			`IB_MREQ : in ib_mreq_type; -- ibus request`
99			`IB_SRES : out ib_sres_type; -- ibus response`
100			`EI_REQ : out slbit; -- interrupt request`
101			`EI_ACK : in slbit -- interrupt acknowledge`
102			`);`
103			`end component;`
104
105			`component ibd_kw11l is -- ibus dev(loc): KW11-L (line clock)`
106			`-- fixed address: 177546`
107			`port (`
108			`CLK : in slbit; -- clock`
109			`CE_MSEC : in slbit; -- msec pulse`
110			`RESET : in slbit; -- system reset`
111			`BRESET : in slbit; -- ibus reset`
112			`IB_MREQ : in ib_mreq_type; -- ibus request`
113			`IB_SRES : out ib_sres_type; -- ibus response`
114			`EI_REQ : out slbit; -- interrupt request`
115			`EI_ACK : in slbit -- interrupt acknowledge`
116			`);`
117			`end component;`
118
119			`component ibdr_rl11 is -- ibus dev(rem): RL11`
120			`-- fixed address: 174400`
121			`port (`
122			`CLK : in slbit; -- clock`
123			`BRESET : in slbit; -- ibus reset`
124	8	wfjm	`RB_LAM : out slbit; -- remote attention`
125	2	wfjm	`IB_MREQ : in ib_mreq_type; -- ibus request`
126			`IB_SRES : out ib_sres_type; -- ibus response`
127			`EI_REQ : out slbit; -- interrupt request`
128			`EI_ACK : in slbit -- interrupt acknowledge`
129			`);`
130			`end component;`
131
132			`component ibdr_rk11 is -- ibus dev(rem): RK11`
133			`-- fixed address: 177400`
134			`port (`
135			`CLK : in slbit; -- clock`
136			`CE_MSEC : in slbit; -- msec pulse`
137			`BRESET : in slbit; -- ibus reset`
138	8	wfjm	`RB_LAM : out slbit; -- remote attention`
139	2	wfjm	`IB_MREQ : in ib_mreq_type; -- ibus request`
140			`IB_SRES : out ib_sres_type; -- ibus response`
141			`EI_REQ : out slbit; -- interrupt request`
142			`EI_ACK : in slbit -- interrupt acknowledge`
143			`);`
144			`end component;`
145
146			`component ibdr_tm11 is -- ibus dev(rem): TM11`
147			`-- fixed address: 172520`
148			`port (`
149			`CLK : in slbit; -- clock`
150			`BRESET : in slbit; -- ibus reset`
151	8	wfjm	`RB_LAM : out slbit; -- remote attention`
152	2	wfjm	`IB_MREQ : in ib_mreq_type; -- ibus request`
153			`IB_SRES : out ib_sres_type; -- ibus response`
154			`EI_REQ : out slbit; -- interrupt request`
155			`EI_ACK : in slbit -- interrupt acknowledge`
156			`);`
157			`end component;`
158
159			`component ibdr_dz11 is -- ibus dev(rem): DZ11`
160			`generic (`
161			`IB_ADDR : slv16 := conv_std_logic_vector(8#160100#,16));`
162			`port (`
163			`CLK : in slbit; -- clock`
164			`RESET : in slbit; -- system reset`
165			`BRESET : in slbit; -- ibus reset`
166	8	wfjm	`RB_LAM : out slbit; -- remote attention`
167	2	wfjm	`IB_MREQ : in ib_mreq_type; -- ibus request`
168			`IB_SRES : out ib_sres_type; -- ibus response`
169			`EI_REQ_RX : out slbit; -- interrupt request, receiver`
170			`EI_REQ_TX : out slbit; -- interrupt request, transmitter`
171			`EI_ACK_RX : in slbit; -- interrupt acknowledge, receiver`
172			`EI_ACK_TX : in slbit -- interrupt acknowledge, transmitter`
173			`);`
174			`end component;`
175
176			`component ibdr_dl11 is -- ibus dev(rem): DL11-A/B`
177			`generic (`
178			`IB_ADDR : slv16 := conv_std_logic_vector(8#177560#,16));`
179			`port (`
180			`CLK : in slbit; -- clock`
181			`CE_USEC : in slbit; -- usec pulse`
182			`RESET : in slbit; -- system reset`
183			`BRESET : in slbit; -- ibus reset`
184	8	wfjm	`RB_LAM : out slbit; -- remote attention`
185	2	wfjm	`IB_MREQ : in ib_mreq_type; -- ibus request`
186			`IB_SRES : out ib_sres_type; -- ibus response`
187			`EI_REQ_RX : out slbit; -- interrupt request, receiver`
188			`EI_REQ_TX : out slbit; -- interrupt request, transmitter`
189			`EI_ACK_RX : in slbit; -- interrupt acknowledge, receiver`
190			`EI_ACK_TX : in slbit -- interrupt acknowledge, transmitter`
191			`);`
192			`end component;`
193
194			`component ibdr_pc11 is -- ibus dev(rem): PC11`
195			`-- fixed address: 177550`
196			`port (`
197			`CLK : in slbit; -- clock`
198			`RESET : in slbit; -- system reset`
199			`BRESET : in slbit; -- ibus reset`
200	8	wfjm	`RB_LAM : out slbit; -- remote attention`
201	2	wfjm	`IB_MREQ : in ib_mreq_type; -- ibus request`
202			`IB_SRES : out ib_sres_type; -- ibus response`
203			`EI_REQ_PTR : out slbit; -- interrupt request, reader`
204			`EI_REQ_PTP : out slbit; -- interrupt request, punch`
205			`EI_ACK_PTR : in slbit; -- interrupt acknowledge, reader`
206			`EI_ACK_PTP : in slbit -- interrupt acknowledge, punch`
207			`);`
208			`end component;`
209
210			`component ibdr_lp11 is -- ibus dev(rem): LP11`
211			`-- fixed address: 177514`
212			`port (`
213			`CLK : in slbit; -- clock`
214			`RESET : in slbit; -- system reset`
215			`BRESET : in slbit; -- ibus reset`
216	8	wfjm	`RB_LAM : out slbit; -- remote attention`
217	2	wfjm	`IB_MREQ : in ib_mreq_type; -- ibus request`
218			`IB_SRES : out ib_sres_type; -- ibus response`
219			`EI_REQ : out slbit; -- interrupt request`
220			`EI_ACK : in slbit -- interrupt acknowledge`
221			`);`
222			`end component;`
223
224			`component ibdr_sdreg is -- ibus dev(rem): Switch/Display regs`
225			`-- fixed address: 177570`
226			`port (`
227			`CLK : in slbit; -- clock`
228			`RESET : in slbit; -- reset`
229			`IB_MREQ : in ib_mreq_type; -- ibus request`
230			`IB_SRES : out ib_sres_type; -- ibus response`
231			`DISPREG : out slv16 -- display register`
232			`);`
233			`end component;`
234
235			`component ibdr_minisys is -- ibus(rem) minimal sys:SDR+KW+DL+RK`
236			`port (`
237			`CLK : in slbit; -- clock`
238			`CE_USEC : in slbit; -- usec pulse`
239			`CE_MSEC : in slbit; -- msec pulse`
240			`RESET : in slbit; -- reset`
241			`BRESET : in slbit; -- ibus reset`
242	8	wfjm	`RB_LAM : out slv16_1; -- remote attention vector`
243	2	wfjm	`IB_MREQ : in ib_mreq_type; -- ibus request`
244			`IB_SRES : out ib_sres_type; -- ibus response`
245			`EI_ACKM : in slbit; -- interrupt acknowledge (from master)`
246			`EI_PRI : out slv3; -- interrupt priority (to cpu)`
247			`EI_VECT : out slv9_2; -- interrupt vector (to cpu)`
248			`DISPREG : out slv16 -- display register`
249			`);`
250			`end component;`
251
252			`component ibdr_maxisys is -- ibus(rem) full system`
253			`port (`
254			`CLK : in slbit; -- clock`
255			`CE_USEC : in slbit; -- usec pulse`
256			`CE_MSEC : in slbit; -- msec pulse`
257			`RESET : in slbit; -- reset`
258			`BRESET : in slbit; -- ibus reset`
259	8	wfjm	`RB_LAM : out slv16_1; -- remote attention vector`
260	2	wfjm	`IB_MREQ : in ib_mreq_type; -- ibus request`
261			`IB_SRES : out ib_sres_type; -- ibus response`
262			`EI_ACKM : in slbit; -- interrupt acknowledge (from master)`
263			`EI_PRI : out slv3; -- interrupt priority (to cpu)`
264			`EI_VECT : out slv9_2; -- interrupt vector (to cpu)`
265			`DISPREG : out slv16 -- display register`
266			`);`
267			`end component;`
268
269			`end package ibdlib;`

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