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-- $Id: ibdlib.vhd 682 2015-05-15 18:35:29Z mueller $
--
-- Copyright 2008-2015 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:  ise 8.2-14.7; viv 2014.4; ghdl 0.18-0.31
-- Revision History: 
-- Date         Rev Version  Comment
-- 2015-05-09   676   1.3    start/stop/suspend overhaul
-- 2015-03-13   658   1.2.1  add rprm declaration (later renaned to rhrp)
-- 2014-06-08   561   1.2    fix rl11 declaration
-- 2011-11-18   427   1.1.2  now numeric_std clean
-- 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.numeric_std.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');
 
-- ise 13.1 xst can bug check if generic defaults in a package are defined via 
-- 'slv(to_unsigned())'. The conv_ construct prior to numeric_std was ok.
-- As workaround the ibus default addresses are defined here as constant.
constant ibaddr_dz11 : slv16 := slv(to_unsigned(8#160100#,16));
constant ibaddr_dl11 : slv16 := slv(to_unsigned(8#177560#,16));
 
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 (prog 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
    CPUSUSP : in slbit;                 -- cpu suspended
    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
    CPUSUSP : in slbit;                 -- cpu suspended
    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_rhrp is                  -- ibus dev(rem): RH+RP
                                        -- fixed address: 174400
  port (
    CLK : in slbit;                     -- clock
    CE_USEC : in slbit;                 -- usec pulse
    BRESET : in slbit;                  -- ibus reset
    ITIMER : in slbit;                  -- instruction timer
    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_rl11 is                  -- ibus dev(rem): RL11
                                        -- fixed address: 174400
  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_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 := ibaddr_dz11);
  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 := ibaddr_dl11);
  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
    ITIMER : in slbit;                  -- instruction timer
    CPUSUSP : in slbit;                 -- cpu suspended
    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	31	wfjm	`-- $Id: ibdlib.vhd 682 2015-05-15 18:35:29Z mueller $`
2	2	wfjm	`--`
3	31	wfjm	`-- Copyright 2008-2015 by Walter F.J. Mueller <W.F.J.Mueller@gsi.de>`
4	2	wfjm	`--`
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	29	wfjm	`-- Tool versions: ise 8.2-14.7; viv 2014.4; ghdl 0.18-0.31`
20	2	wfjm	`-- Revision History:`
21			`-- Date Rev Version Comment`
22	30	wfjm	`-- 2015-05-09 676 1.3 start/stop/suspend overhaul`
23			`-- 2015-03-13 658 1.2.1 add rprm declaration (later renaned to rhrp)`
24	25	wfjm	`-- 2014-06-08 561 1.2 fix rl11 declaration`
25	13	wfjm	`-- 2011-11-18 427 1.1.2 now numeric_std clean`
26	8	wfjm	`-- 2010-10-23 335 1.1.1 rename RRI_LAM->RB_LAM;`
27	2	wfjm	`-- 2010-06-11 303 1.1 use IB_MREQ.racc instead of RRI_REQ`
28			`-- 2009-07-12 233 1.0.5 add RESET, CE_USEC to _dl11, CE_USEC to _minisys`
29			`-- 2009-06-07 224 1.0.4 add iist_mreq and iist_sreq;`
30			`-- 2009-06-01 221 1.0.3 add RESET to kw11l; add iist;`
31			`-- 2009-05-30 220 1.0.2 add most additional device def's`
32			`-- 2009-05-24 219 1.0.1 add CE_MSEC to _rk11; add _maxisys`
33			`-- 2008-08-22 161 1.0 Initial version (extracted from pdp11.vhd)`
34			`------------------------------------------------------------------------------`
35
36			`library ieee;`
37			`use ieee.std_logic_1164.all;`
38	13	wfjm	`use ieee.numeric_std.all;`
39	2	wfjm
40			`use work.slvtypes.all;`
41			`use work.iblib.all;`
42
43			`package ibdlib is`
44
45			`type iist_line_type is record -- iist line`
46			`dcf : slbit; -- disconnect flag`
47			`req : slbit; -- request`
48			`stf : slbit; -- sanity timer flag`
49			`imask : slv4; -- interrupt mask`
50			`bmask : slv4; -- boot mask`
51			`par : slbit; -- parity (odd)`
52			`frm : slbit; -- frame error flag`
53			`end record iist_line_type;`
54
55			`constant iist_line_init : iist_line_type := ('1','0','0',"0000","0000",'0','0');`
56
57			`type iist_bus_type is array (3 downto 0) of iist_line_type;`
58			`constant iist_bus_init : iist_bus_type := (others=>iist_line_init);`
59
60			`type iist_mreq_type is record -- iist->cpu requests`
61			`lock : slbit; -- lock-up CPU`
62			`boot : slbit; -- boot-up CPU`
63			`end record iist_mreq_type;`
64
65			`constant iist_mreq_init : iist_mreq_type := ('0','0');`
66
67			`type iist_sres_type is record -- cpu->iist responses`
68			`ack_lock : slbit; -- release lock`
69			`ack_boot : slbit; -- boot started`
70			`end record iist_sres_type;`
71
72			`constant iist_sres_init : iist_sres_type := ('0','0');`
73
74	13	wfjm	`-- ise 13.1 xst can bug check if generic defaults in a package are defined via`
75			`-- 'slv(to_unsigned())'. The conv_ construct prior to numeric_std was ok.`
76			`-- As workaround the ibus default addresses are defined here as constant.`
77			`constant ibaddr_dz11 : slv16 := slv(to_unsigned(8#160100#,16));`
78			`constant ibaddr_dl11 : slv16 := slv(to_unsigned(8#177560#,16));`
79
80	2	wfjm	`component ibd_iist is -- ibus dev(loc): IIST`
81			`-- fixed address: 177500`
82			`generic (`
83			`SID : slv2 := "00"); -- self id`
84			`port (`
85			`CLK : in slbit; -- clock`
86			`CE_USEC : in slbit; -- usec pulse`
87			`RESET : in slbit; -- system reset`
88			`BRESET : in slbit; -- ibus reset`
89			`IB_MREQ : in ib_mreq_type; -- ibus request`
90			`IB_SRES : out ib_sres_type; -- ibus response`
91			`EI_REQ : out slbit; -- interrupt request`
92			`EI_ACK : in slbit; -- interrupt acknowledge`
93			`IIST_BUS : in iist_bus_type; -- iist bus (input from all iist's)`
94			`IIST_OUT : out iist_line_type; -- iist output`
95			`IIST_MREQ : out iist_mreq_type; -- iist->cpu requests`
96			`IIST_SRES : in iist_sres_type -- cpu->iist responses`
97			`);`
98			`end component;`
99
100	30	wfjm	`component ibd_kw11p is -- ibus dev(loc): KW11-P (prog clock)`
101	2	wfjm	`-- fixed address: 172540`
102			`port (`
103			`CLK : in slbit; -- clock`
104			`CE_USEC : in slbit; -- usec pulse`
105			`CE_MSEC : in slbit; -- msec pulse`
106			`RESET : in slbit; -- system reset`
107			`BRESET : in slbit; -- ibus reset`
108	30	wfjm	`CPUSUSP : in slbit; -- cpu suspended`
109	2	wfjm	`IB_MREQ : in ib_mreq_type; -- ibus request`
110			`IB_SRES : out ib_sres_type; -- ibus response`
111			`EI_REQ : out slbit; -- interrupt request`
112			`EI_ACK : in slbit -- interrupt acknowledge`
113			`);`
114			`end component;`
115
116			`component ibd_kw11l is -- ibus dev(loc): KW11-L (line clock)`
117			`-- fixed address: 177546`
118			`port (`
119			`CLK : in slbit; -- clock`
120			`CE_MSEC : in slbit; -- msec pulse`
121			`RESET : in slbit; -- system reset`
122			`BRESET : in slbit; -- ibus reset`
123	30	wfjm	`CPUSUSP : in slbit; -- cpu suspended`
124	2	wfjm	`IB_MREQ : in ib_mreq_type; -- ibus request`
125			`IB_SRES : out ib_sres_type; -- ibus response`
126			`EI_REQ : out slbit; -- interrupt request`
127			`EI_ACK : in slbit -- interrupt acknowledge`
128			`);`
129			`end component;`
130
131	30	wfjm	`component ibdr_rhrp is -- ibus dev(rem): RH+RP`
132			`-- fixed address: 174400`
133			`port (`
134			`CLK : in slbit; -- clock`
135			`CE_USEC : in slbit; -- usec pulse`
136			`BRESET : in slbit; -- ibus reset`
137			`ITIMER : in slbit; -- instruction timer`
138			`RB_LAM : out slbit; -- remote attention`
139			`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	2	wfjm	`component ibdr_rl11 is -- ibus dev(rem): RL11`
147			`-- fixed address: 174400`
148			`port (`
149			`CLK : in slbit; -- clock`
150	25	wfjm	`CE_MSEC : in slbit; -- msec pulse`
151	2	wfjm	`BRESET : in slbit; -- ibus reset`
152	8	wfjm	`RB_LAM : out slbit; -- remote attention`
153	2	wfjm	`IB_MREQ : in ib_mreq_type; -- ibus request`
154			`IB_SRES : out ib_sres_type; -- ibus response`
155			`EI_REQ : out slbit; -- interrupt request`
156			`EI_ACK : in slbit -- interrupt acknowledge`
157			`);`
158			`end component;`
159
160			`component ibdr_rk11 is -- ibus dev(rem): RK11`
161			`-- fixed address: 177400`
162			`port (`
163			`CLK : in slbit; -- clock`
164			`CE_MSEC : in slbit; -- msec pulse`
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 : out slbit; -- interrupt request`
170			`EI_ACK : in slbit -- interrupt acknowledge`
171			`);`
172			`end component;`
173
174			`component ibdr_tm11 is -- ibus dev(rem): TM11`
175			`-- fixed address: 172520`
176			`port (`
177			`CLK : in slbit; -- clock`
178			`BRESET : in slbit; -- ibus reset`
179	8	wfjm	`RB_LAM : out slbit; -- remote attention`
180	2	wfjm	`IB_MREQ : in ib_mreq_type; -- ibus request`
181			`IB_SRES : out ib_sres_type; -- ibus response`
182			`EI_REQ : out slbit; -- interrupt request`
183			`EI_ACK : in slbit -- interrupt acknowledge`
184			`);`
185			`end component;`
186
187			`component ibdr_dz11 is -- ibus dev(rem): DZ11`
188			`generic (`
189	13	wfjm	`IB_ADDR : slv16 := ibaddr_dz11);`
190	2	wfjm	`port (`
191			`CLK : in slbit; -- clock`
192			`RESET : in slbit; -- system reset`
193			`BRESET : in slbit; -- ibus reset`
194	8	wfjm	`RB_LAM : out slbit; -- remote attention`
195	2	wfjm	`IB_MREQ : in ib_mreq_type; -- ibus request`
196			`IB_SRES : out ib_sres_type; -- ibus response`
197			`EI_REQ_RX : out slbit; -- interrupt request, receiver`
198			`EI_REQ_TX : out slbit; -- interrupt request, transmitter`
199			`EI_ACK_RX : in slbit; -- interrupt acknowledge, receiver`
200			`EI_ACK_TX : in slbit -- interrupt acknowledge, transmitter`
201			`);`
202			`end component;`
203
204			`component ibdr_dl11 is -- ibus dev(rem): DL11-A/B`
205			`generic (`
206	13	wfjm	`IB_ADDR : slv16 := ibaddr_dl11);`
207	2	wfjm	`port (`
208			`CLK : in slbit; -- clock`
209			`CE_USEC : in slbit; -- usec pulse`
210			`RESET : in slbit; -- system reset`
211			`BRESET : in slbit; -- ibus reset`
212	8	wfjm	`RB_LAM : out slbit; -- remote attention`
213	2	wfjm	`IB_MREQ : in ib_mreq_type; -- ibus request`
214			`IB_SRES : out ib_sres_type; -- ibus response`
215			`EI_REQ_RX : out slbit; -- interrupt request, receiver`
216			`EI_REQ_TX : out slbit; -- interrupt request, transmitter`
217			`EI_ACK_RX : in slbit; -- interrupt acknowledge, receiver`
218			`EI_ACK_TX : in slbit -- interrupt acknowledge, transmitter`
219			`);`
220			`end component;`
221
222			`component ibdr_pc11 is -- ibus dev(rem): PC11`
223			`-- fixed address: 177550`
224			`port (`
225			`CLK : in slbit; -- clock`
226			`RESET : in slbit; -- system reset`
227			`BRESET : in slbit; -- ibus reset`
228	8	wfjm	`RB_LAM : out slbit; -- remote attention`
229	2	wfjm	`IB_MREQ : in ib_mreq_type; -- ibus request`
230			`IB_SRES : out ib_sres_type; -- ibus response`
231			`EI_REQ_PTR : out slbit; -- interrupt request, reader`
232			`EI_REQ_PTP : out slbit; -- interrupt request, punch`
233			`EI_ACK_PTR : in slbit; -- interrupt acknowledge, reader`
234			`EI_ACK_PTP : in slbit -- interrupt acknowledge, punch`
235			`);`
236			`end component;`
237
238			`component ibdr_lp11 is -- ibus dev(rem): LP11`
239			`-- fixed address: 177514`
240			`port (`
241			`CLK : in slbit; -- clock`
242			`RESET : in slbit; -- system reset`
243			`BRESET : in slbit; -- ibus reset`
244	8	wfjm	`RB_LAM : out slbit; -- remote attention`
245	2	wfjm	`IB_MREQ : in ib_mreq_type; -- ibus request`
246			`IB_SRES : out ib_sres_type; -- ibus response`
247			`EI_REQ : out slbit; -- interrupt request`
248			`EI_ACK : in slbit -- interrupt acknowledge`
249			`);`
250			`end component;`
251
252			`component ibdr_sdreg is -- ibus dev(rem): Switch/Display regs`
253			`-- fixed address: 177570`
254			`port (`
255			`CLK : in slbit; -- clock`
256			`RESET : in slbit; -- reset`
257			`IB_MREQ : in ib_mreq_type; -- ibus request`
258			`IB_SRES : out ib_sres_type; -- ibus response`
259			`DISPREG : out slv16 -- display register`
260			`);`
261			`end component;`
262
263			`component ibdr_minisys is -- ibus(rem) minimal sys:SDR+KW+DL+RK`
264			`port (`
265			`CLK : in slbit; -- clock`
266			`CE_USEC : in slbit; -- usec pulse`
267			`CE_MSEC : in slbit; -- msec pulse`
268			`RESET : in slbit; -- reset`
269			`BRESET : in slbit; -- ibus reset`
270	8	wfjm	`RB_LAM : out slv16_1; -- remote attention vector`
271	2	wfjm	`IB_MREQ : in ib_mreq_type; -- ibus request`
272			`IB_SRES : out ib_sres_type; -- ibus response`
273			`EI_ACKM : in slbit; -- interrupt acknowledge (from master)`
274			`EI_PRI : out slv3; -- interrupt priority (to cpu)`
275			`EI_VECT : out slv9_2; -- interrupt vector (to cpu)`
276			`DISPREG : out slv16 -- display register`
277			`);`
278			`end component;`
279
280			`component ibdr_maxisys is -- ibus(rem) full system`
281			`port (`
282			`CLK : in slbit; -- clock`
283			`CE_USEC : in slbit; -- usec pulse`
284			`CE_MSEC : in slbit; -- msec pulse`
285			`RESET : in slbit; -- reset`
286			`BRESET : in slbit; -- ibus reset`
287	30	wfjm	`ITIMER : in slbit; -- instruction timer`
288			`CPUSUSP : in slbit; -- cpu suspended`
289	8	wfjm	`RB_LAM : out slv16_1; -- remote attention vector`
290	2	wfjm	`IB_MREQ : in ib_mreq_type; -- ibus request`
291			`IB_SRES : out ib_sres_type; -- ibus response`
292			`EI_ACKM : in slbit; -- interrupt acknowledge (from master)`
293			`EI_PRI : out slv3; -- interrupt priority (to cpu)`
294			`EI_VECT : out slv9_2; -- interrupt vector (to cpu)`
295			`DISPREG : out slv16 -- display register`
296			`);`
297			`end component;`
298
299			`end package ibdlib;`

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