1 |
16 |
HanySalah |
//
|
2 |
|
|
// -------------------------------------------------------------
|
3 |
|
|
// Copyright 2004-2009 Synopsys, Inc.
|
4 |
|
|
// Copyright 2010 Mentor Graphics Corporation
|
5 |
|
|
// All Rights Reserved Worldwide
|
6 |
|
|
//
|
7 |
|
|
// Licensed under the Apache License, Version 2.0 (the
|
8 |
|
|
// "License"); you may not use this file except in
|
9 |
|
|
// compliance with the License. You may obtain a copy of
|
10 |
|
|
// the License at
|
11 |
|
|
//
|
12 |
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
13 |
|
|
//
|
14 |
|
|
// Unless required by applicable law or agreed to in
|
15 |
|
|
// writing, software distributed under the License is
|
16 |
|
|
// distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
|
17 |
|
|
// CONDITIONS OF ANY KIND, either express or implied. See
|
18 |
|
|
// the License for the specific language governing
|
19 |
|
|
// permissions and limitations under the License.
|
20 |
|
|
// -------------------------------------------------------------
|
21 |
|
|
//
|
22 |
|
|
|
23 |
|
|
|
24 |
|
|
//------------------------------------------------------------------------------
|
25 |
|
|
// Title: Virtual Register Field Classes
|
26 |
|
|
//
|
27 |
|
|
// This section defines the virtual field and callback classes.
|
28 |
|
|
//
|
29 |
|
|
// A virtual field is set of contiguous bits in one or more memory locations.
|
30 |
|
|
// The semantics and layout of virtual fields comes from
|
31 |
|
|
// an agreement between the software and the hardware,
|
32 |
|
|
// not any physical structures in the DUT.
|
33 |
|
|
//
|
34 |
|
|
//------------------------------------------------------------------------------
|
35 |
|
|
|
36 |
|
|
typedef class uvm_vreg_field_cbs;
|
37 |
|
|
|
38 |
|
|
|
39 |
|
|
//------------------------------------------------------------------------------
|
40 |
|
|
// Class: uvm_vreg_field
|
41 |
|
|
//
|
42 |
|
|
// Virtual field abstraction class
|
43 |
|
|
//
|
44 |
|
|
// A virtual field represents a set of adjacent bits that are
|
45 |
|
|
// logically implemented in consecutive memory locations.
|
46 |
|
|
//
|
47 |
|
|
//------------------------------------------------------------------------------
|
48 |
|
|
|
49 |
|
|
class uvm_vreg_field extends uvm_object;
|
50 |
|
|
|
51 |
|
|
`uvm_object_utils(uvm_vreg_field)
|
52 |
|
|
`uvm_register_cb(uvm_vreg_field, uvm_vreg_field_cbs)
|
53 |
|
|
|
54 |
|
|
local uvm_vreg parent;
|
55 |
|
|
local int unsigned lsb;
|
56 |
|
|
local int unsigned size;
|
57 |
|
|
local string fname;
|
58 |
|
|
local int lineno;
|
59 |
|
|
local bit read_in_progress;
|
60 |
|
|
local bit write_in_progress;
|
61 |
|
|
|
62 |
|
|
|
63 |
|
|
//
|
64 |
|
|
// Group: initialization
|
65 |
|
|
//
|
66 |
|
|
|
67 |
|
|
//
|
68 |
|
|
// Function: new
|
69 |
|
|
// Create a new virtual field instance
|
70 |
|
|
//
|
71 |
|
|
// This method should not be used directly.
|
72 |
|
|
// The uvm_vreg_field::type_id::create() method should be used instead.
|
73 |
|
|
//
|
74 |
|
|
extern function new(string name = "uvm_vreg_field");
|
75 |
|
|
|
76 |
|
|
//
|
77 |
|
|
// Function: configure
|
78 |
|
|
// Instance-specific configuration
|
79 |
|
|
//
|
80 |
|
|
// Specify the ~parent~ virtual register of this virtual field, its
|
81 |
|
|
// ~size~ in bits, and the position of its least-significant bit
|
82 |
|
|
// within the virtual register relative to the least-significant bit
|
83 |
|
|
// of the virtual register.
|
84 |
|
|
//
|
85 |
|
|
extern function void configure(uvm_vreg parent,
|
86 |
|
|
int unsigned size,
|
87 |
|
|
int unsigned lsb_pos);
|
88 |
|
|
|
89 |
|
|
|
90 |
|
|
//
|
91 |
|
|
// Group: Introspection
|
92 |
|
|
//
|
93 |
|
|
|
94 |
|
|
//
|
95 |
|
|
// Function: get_name
|
96 |
|
|
// Get the simple name
|
97 |
|
|
//
|
98 |
|
|
// Return the simple object name of this virtual field
|
99 |
|
|
//
|
100 |
|
|
|
101 |
|
|
//
|
102 |
|
|
// Function: get_full_name
|
103 |
|
|
// Get the hierarchical name
|
104 |
|
|
//
|
105 |
|
|
// Return the hierarchal name of this virtual field
|
106 |
|
|
// The base of the hierarchical name is the root block.
|
107 |
|
|
//
|
108 |
|
|
extern virtual function string get_full_name();
|
109 |
|
|
|
110 |
|
|
//
|
111 |
|
|
// FUNCTION: get_parent
|
112 |
|
|
// Get the parent virtual register
|
113 |
|
|
//
|
114 |
|
|
extern virtual function uvm_vreg get_parent();
|
115 |
|
|
extern virtual function uvm_vreg get_register();
|
116 |
|
|
|
117 |
|
|
//
|
118 |
|
|
// FUNCTION: get_lsb_pos_in_register
|
119 |
|
|
// Return the position of the virtual field
|
120 |
|
|
///
|
121 |
|
|
// Returns the index of the least significant bit of the virtual field
|
122 |
|
|
// in the virtual register that instantiates it.
|
123 |
|
|
// An offset of 0 indicates a field that is aligned with the
|
124 |
|
|
// least-significant bit of the register.
|
125 |
|
|
//
|
126 |
|
|
extern virtual function int unsigned get_lsb_pos_in_register();
|
127 |
|
|
|
128 |
|
|
//
|
129 |
|
|
// FUNCTION: get_n_bits
|
130 |
|
|
// Returns the width, in bits, of the virtual field.
|
131 |
|
|
//
|
132 |
|
|
extern virtual function int unsigned get_n_bits();
|
133 |
|
|
|
134 |
|
|
//
|
135 |
|
|
// FUNCTION: get_access
|
136 |
|
|
// Returns the access policy of the virtual field register
|
137 |
|
|
// when written and read via an address map.
|
138 |
|
|
//
|
139 |
|
|
// If the memory implementing the virtual field
|
140 |
|
|
// is mapped in more than one address map,
|
141 |
|
|
// an address ~map~ must be specified.
|
142 |
|
|
// If access restrictions are present when accessing a memory
|
143 |
|
|
// through the specified address map, the access mode returned
|
144 |
|
|
// takes the access restrictions into account.
|
145 |
|
|
// For example, a read-write memory accessed
|
146 |
|
|
// through an address map with read-only restrictions would return "RO".
|
147 |
|
|
//
|
148 |
|
|
extern virtual function string get_access(uvm_reg_map map = null);
|
149 |
|
|
|
150 |
|
|
|
151 |
|
|
//
|
152 |
|
|
// Group: HDL Access
|
153 |
|
|
//
|
154 |
|
|
|
155 |
|
|
//
|
156 |
|
|
// TASK: write
|
157 |
|
|
// Write the specified value in a virtual field
|
158 |
|
|
//
|
159 |
|
|
// Write ~value~ in the DUT memory location(s) that implements
|
160 |
|
|
// the virtual field that corresponds to this
|
161 |
|
|
// abstraction class instance using the specified access
|
162 |
|
|
// ~path~.
|
163 |
|
|
//
|
164 |
|
|
// If the memory implementing the virtual register array
|
165 |
|
|
// containing this virtual field
|
166 |
|
|
// is mapped in more than one address map,
|
167 |
|
|
// an address ~map~ must be
|
168 |
|
|
// specified if a physical access is used (front-door access).
|
169 |
|
|
//
|
170 |
|
|
// The operation is eventually mapped into
|
171 |
|
|
// memory read-modify-write operations at the location
|
172 |
|
|
// where the virtual register
|
173 |
|
|
// specified by ~idx~ in the virtual register array is implemented.
|
174 |
|
|
// If a backdoor is available for the memory implementing the
|
175 |
|
|
// virtual field, it will be used for the memory-read operation.
|
176 |
|
|
//
|
177 |
|
|
extern virtual task write(input longint unsigned idx,
|
178 |
|
|
output uvm_status_e status,
|
179 |
|
|
input uvm_reg_data_t value,
|
180 |
|
|
input uvm_path_e path = UVM_DEFAULT_PATH,
|
181 |
|
|
input uvm_reg_map map = null,
|
182 |
|
|
input uvm_sequence_base parent = null,
|
183 |
|
|
input uvm_object extension = null,
|
184 |
|
|
input string fname = "",
|
185 |
|
|
input int lineno = 0);
|
186 |
|
|
|
187 |
|
|
//
|
188 |
|
|
// TASK: read
|
189 |
|
|
// Read the current value from a virtual field
|
190 |
|
|
//
|
191 |
|
|
// Read from the DUT memory location(s) that implements
|
192 |
|
|
// the virtual field that corresponds to this
|
193 |
|
|
// abstraction class instance using the specified access
|
194 |
|
|
// ~path~, and return the readback ~value~.
|
195 |
|
|
//
|
196 |
|
|
// If the memory implementing the virtual register array
|
197 |
|
|
// containing this virtual field
|
198 |
|
|
// is mapped in more than one address map,
|
199 |
|
|
// an address ~map~ must be
|
200 |
|
|
// specified if a physical access is used (front-door access).
|
201 |
|
|
//
|
202 |
|
|
// The operation is eventually mapped into
|
203 |
|
|
// memory read operations at the location(s)
|
204 |
|
|
// where the virtual register
|
205 |
|
|
// specified by ~idx~ in the virtual register array is implemented.
|
206 |
|
|
//
|
207 |
|
|
extern virtual task read(input longint unsigned idx,
|
208 |
|
|
output uvm_status_e status,
|
209 |
|
|
output uvm_reg_data_t value,
|
210 |
|
|
input uvm_path_e path = UVM_DEFAULT_PATH,
|
211 |
|
|
input uvm_reg_map map = null,
|
212 |
|
|
input uvm_sequence_base parent = null,
|
213 |
|
|
input uvm_object extension = null,
|
214 |
|
|
input string fname = "",
|
215 |
|
|
input int lineno = 0);
|
216 |
|
|
|
217 |
|
|
|
218 |
|
|
//
|
219 |
|
|
// TASK: poke
|
220 |
|
|
// Deposit the specified value in a virtual field
|
221 |
|
|
//
|
222 |
|
|
// Deposit ~value~ in the DUT memory location(s) that implements
|
223 |
|
|
// the virtual field that corresponds to this
|
224 |
|
|
// abstraction class instance using the specified access
|
225 |
|
|
// ~path~.
|
226 |
|
|
//
|
227 |
|
|
// The operation is eventually mapped into
|
228 |
|
|
// memory peek-modify-poke operations at the location
|
229 |
|
|
// where the virtual register
|
230 |
|
|
// specified by ~idx~ in the virtual register array is implemented.
|
231 |
|
|
//
|
232 |
|
|
extern virtual task poke(input longint unsigned idx,
|
233 |
|
|
output uvm_status_e status,
|
234 |
|
|
input uvm_reg_data_t value,
|
235 |
|
|
input uvm_sequence_base parent = null,
|
236 |
|
|
input uvm_object extension = null,
|
237 |
|
|
input string fname = "",
|
238 |
|
|
input int lineno = 0);
|
239 |
|
|
|
240 |
|
|
//
|
241 |
|
|
// TASK: peek
|
242 |
|
|
// Sample the current value from a virtual field
|
243 |
|
|
//
|
244 |
|
|
// Sample from the DUT memory location(s) that implements
|
245 |
|
|
// the virtual field that corresponds to this
|
246 |
|
|
// abstraction class instance using the specified access
|
247 |
|
|
// ~path~, and return the readback ~value~.
|
248 |
|
|
//
|
249 |
|
|
// If the memory implementing the virtual register array
|
250 |
|
|
// containing this virtual field
|
251 |
|
|
// is mapped in more than one address map,
|
252 |
|
|
// an address ~map~ must be
|
253 |
|
|
// specified if a physical access is used (front-door access).
|
254 |
|
|
//
|
255 |
|
|
// The operation is eventually mapped into
|
256 |
|
|
// memory peek operations at the location(s)
|
257 |
|
|
// where the virtual register
|
258 |
|
|
// specified by ~idx~ in the virtual register array is implemented.
|
259 |
|
|
//
|
260 |
|
|
extern virtual task peek(input longint unsigned idx,
|
261 |
|
|
output uvm_status_e status,
|
262 |
|
|
output uvm_reg_data_t value,
|
263 |
|
|
input uvm_sequence_base parent = null,
|
264 |
|
|
input uvm_object extension = null,
|
265 |
|
|
input string fname = "",
|
266 |
|
|
input int lineno = 0);
|
267 |
|
|
|
268 |
|
|
//
|
269 |
|
|
// Group: Callbacks
|
270 |
|
|
//
|
271 |
|
|
|
272 |
|
|
|
273 |
|
|
//
|
274 |
|
|
// TASK: pre_write
|
275 |
|
|
// Called before virtual field write.
|
276 |
|
|
//
|
277 |
|
|
// If the specified data value, access ~path~ or address ~map~ are modified,
|
278 |
|
|
// the updated data value, access path or address map will be used
|
279 |
|
|
// to perform the virtual register operation.
|
280 |
|
|
//
|
281 |
|
|
// The virtual field callback methods are invoked before the callback methods
|
282 |
|
|
// on the containing virtual register.
|
283 |
|
|
// The registered callback methods are invoked after the invocation
|
284 |
|
|
// of this method.
|
285 |
|
|
// The pre-write virtual register and field callbacks are executed
|
286 |
|
|
// before the corresponding pre-write memory callbacks
|
287 |
|
|
//
|
288 |
|
|
virtual task pre_write(longint unsigned idx,
|
289 |
|
|
ref uvm_reg_data_t wdat,
|
290 |
|
|
ref uvm_path_e path,
|
291 |
|
|
ref uvm_reg_map map);
|
292 |
|
|
endtask: pre_write
|
293 |
|
|
|
294 |
|
|
//
|
295 |
|
|
// TASK: post_write
|
296 |
|
|
// Called after virtual field write
|
297 |
|
|
//
|
298 |
|
|
// If the specified ~status~ is modified,
|
299 |
|
|
// the updated status will be
|
300 |
|
|
// returned by the virtual register operation.
|
301 |
|
|
//
|
302 |
|
|
// The virtual field callback methods are invoked after the callback methods
|
303 |
|
|
// on the containing virtual register.
|
304 |
|
|
// The registered callback methods are invoked before the invocation
|
305 |
|
|
// of this method.
|
306 |
|
|
// The post-write virtual register and field callbacks are executed
|
307 |
|
|
// after the corresponding post-write memory callbacks
|
308 |
|
|
//
|
309 |
|
|
virtual task post_write(longint unsigned idx,
|
310 |
|
|
uvm_reg_data_t wdat,
|
311 |
|
|
uvm_path_e path,
|
312 |
|
|
uvm_reg_map map,
|
313 |
|
|
ref uvm_status_e status);
|
314 |
|
|
endtask: post_write
|
315 |
|
|
|
316 |
|
|
//
|
317 |
|
|
// TASK: pre_read
|
318 |
|
|
// Called before virtual field read.
|
319 |
|
|
//
|
320 |
|
|
// If the specified access ~path~ or address ~map~ are modified,
|
321 |
|
|
// the updated access path or address map will be used to perform
|
322 |
|
|
// the virtual register operation.
|
323 |
|
|
//
|
324 |
|
|
// The virtual field callback methods are invoked after the callback methods
|
325 |
|
|
// on the containing virtual register.
|
326 |
|
|
// The registered callback methods are invoked after the invocation
|
327 |
|
|
// of this method.
|
328 |
|
|
// The pre-read virtual register and field callbacks are executed
|
329 |
|
|
// before the corresponding pre-read memory callbacks
|
330 |
|
|
//
|
331 |
|
|
virtual task pre_read(longint unsigned idx,
|
332 |
|
|
ref uvm_path_e path,
|
333 |
|
|
ref uvm_reg_map map);
|
334 |
|
|
endtask: pre_read
|
335 |
|
|
|
336 |
|
|
//
|
337 |
|
|
// TASK: post_read
|
338 |
|
|
// Called after virtual field read.
|
339 |
|
|
//
|
340 |
|
|
// If the specified readback data ~rdat~ or ~status~ is modified,
|
341 |
|
|
// the updated readback data or status will be
|
342 |
|
|
// returned by the virtual register operation.
|
343 |
|
|
//
|
344 |
|
|
// The virtual field callback methods are invoked after the callback methods
|
345 |
|
|
// on the containing virtual register.
|
346 |
|
|
// The registered callback methods are invoked before the invocation
|
347 |
|
|
// of this method.
|
348 |
|
|
// The post-read virtual register and field callbacks are executed
|
349 |
|
|
// after the corresponding post-read memory callbacks
|
350 |
|
|
//
|
351 |
|
|
virtual task post_read(longint unsigned idx,
|
352 |
|
|
ref uvm_reg_data_t rdat,
|
353 |
|
|
uvm_path_e path,
|
354 |
|
|
uvm_reg_map map,
|
355 |
|
|
ref uvm_status_e status);
|
356 |
|
|
endtask: post_read
|
357 |
|
|
|
358 |
|
|
|
359 |
|
|
extern virtual function void do_print (uvm_printer printer);
|
360 |
|
|
extern virtual function string convert2string;
|
361 |
|
|
extern virtual function uvm_object clone();
|
362 |
|
|
extern virtual function void do_copy (uvm_object rhs);
|
363 |
|
|
extern virtual function bit do_compare (uvm_object rhs,
|
364 |
|
|
uvm_comparer comparer);
|
365 |
|
|
extern virtual function void do_pack (uvm_packer packer);
|
366 |
|
|
extern virtual function void do_unpack (uvm_packer packer);
|
367 |
|
|
|
368 |
|
|
endclass: uvm_vreg_field
|
369 |
|
|
|
370 |
|
|
|
371 |
|
|
//------------------------------------------------------------------------------
|
372 |
|
|
// Class: uvm_vreg_field_cbs
|
373 |
|
|
//
|
374 |
|
|
// Pre/post read/write callback facade class
|
375 |
|
|
//
|
376 |
|
|
//------------------------------------------------------------------------------
|
377 |
|
|
|
378 |
|
|
class uvm_vreg_field_cbs extends uvm_callback;
|
379 |
|
|
string fname;
|
380 |
|
|
int lineno;
|
381 |
|
|
|
382 |
|
|
function new(string name = "uvm_vreg_field_cbs");
|
383 |
|
|
super.new(name);
|
384 |
|
|
endfunction
|
385 |
|
|
|
386 |
|
|
|
387 |
|
|
//
|
388 |
|
|
// Task: pre_write
|
389 |
|
|
// Callback called before a write operation.
|
390 |
|
|
//
|
391 |
|
|
// The registered callback methods are invoked before the invocation
|
392 |
|
|
// of the virtual register pre-write callbacks and
|
393 |
|
|
// after the invocation of the method.
|
394 |
|
|
//
|
395 |
|
|
// The written value ~wdat~, access ~path~ and address ~map~,
|
396 |
|
|
// if modified, modifies the actual value, access path or address map
|
397 |
|
|
// used in the register operation.
|
398 |
|
|
//
|
399 |
|
|
virtual task pre_write(uvm_vreg_field field,
|
400 |
|
|
longint unsigned idx,
|
401 |
|
|
ref uvm_reg_data_t wdat,
|
402 |
|
|
ref uvm_path_e path,
|
403 |
|
|
ref uvm_reg_map map);
|
404 |
|
|
endtask: pre_write
|
405 |
|
|
|
406 |
|
|
|
407 |
|
|
//
|
408 |
|
|
// TASK: post_write
|
409 |
|
|
// Called after a write operation
|
410 |
|
|
//
|
411 |
|
|
// The registered callback methods are invoked after the invocation
|
412 |
|
|
// of the virtual register post-write callbacks and
|
413 |
|
|
// before the invocation of the method.
|
414 |
|
|
//
|
415 |
|
|
// The ~status~ of the operation,
|
416 |
|
|
// if modified, modifies the actual returned status.
|
417 |
|
|
//
|
418 |
|
|
virtual task post_write(uvm_vreg_field field,
|
419 |
|
|
longint unsigned idx,
|
420 |
|
|
uvm_reg_data_t wdat,
|
421 |
|
|
uvm_path_e path,
|
422 |
|
|
uvm_reg_map map,
|
423 |
|
|
ref uvm_status_e status);
|
424 |
|
|
endtask: post_write
|
425 |
|
|
|
426 |
|
|
|
427 |
|
|
//
|
428 |
|
|
// TASK: pre_read
|
429 |
|
|
// Called before a virtual field read.
|
430 |
|
|
//
|
431 |
|
|
// The registered callback methods are invoked after the invocation
|
432 |
|
|
// of the virtual register pre-read callbacks and
|
433 |
|
|
// after the invocation of the method.
|
434 |
|
|
//
|
435 |
|
|
// The access ~path~ and address ~map~,
|
436 |
|
|
// if modified, modifies the actual access path or address map
|
437 |
|
|
// used in the register operation.
|
438 |
|
|
//
|
439 |
|
|
virtual task pre_read(uvm_vreg_field field,
|
440 |
|
|
longint unsigned idx,
|
441 |
|
|
ref uvm_path_e path,
|
442 |
|
|
ref uvm_reg_map map);
|
443 |
|
|
endtask: pre_read
|
444 |
|
|
|
445 |
|
|
|
446 |
|
|
//
|
447 |
|
|
// TASK: post_read
|
448 |
|
|
// Called after a virtual field read.
|
449 |
|
|
//
|
450 |
|
|
// The registered callback methods are invoked after the invocation
|
451 |
|
|
// of the virtual register post-read callbacks and
|
452 |
|
|
// before the invocation of the method.
|
453 |
|
|
//
|
454 |
|
|
// The readback value ~rdat~ and the ~status~ of the operation,
|
455 |
|
|
// if modified, modifies the actual returned readback value and status.
|
456 |
|
|
//
|
457 |
|
|
virtual task post_read(uvm_vreg_field field,
|
458 |
|
|
longint unsigned idx,
|
459 |
|
|
ref uvm_reg_data_t rdat,
|
460 |
|
|
uvm_path_e path,
|
461 |
|
|
uvm_reg_map map,
|
462 |
|
|
ref uvm_status_e status);
|
463 |
|
|
endtask: post_read
|
464 |
|
|
endclass: uvm_vreg_field_cbs
|
465 |
|
|
|
466 |
|
|
|
467 |
|
|
//
|
468 |
|
|
// Type: uvm_vreg_field_cb
|
469 |
|
|
// Convenience callback type declaration
|
470 |
|
|
//
|
471 |
|
|
// Use this declaration to register virtual field callbacks rather than
|
472 |
|
|
// the more verbose parameterized class
|
473 |
|
|
//
|
474 |
|
|
typedef uvm_callbacks#(uvm_vreg_field, uvm_vreg_field_cbs) uvm_vreg_field_cb;
|
475 |
|
|
|
476 |
|
|
//
|
477 |
|
|
// Type: uvm_vreg_field_cb_iter
|
478 |
|
|
// Convenience callback iterator type declaration
|
479 |
|
|
//
|
480 |
|
|
// Use this declaration to iterate over registered virtual field callbacks
|
481 |
|
|
// rather than the more verbose parameterized class
|
482 |
|
|
//
|
483 |
|
|
typedef uvm_callback_iter#(uvm_vreg_field, uvm_vreg_field_cbs) uvm_vreg_field_cb_iter;
|
484 |
|
|
|
485 |
|
|
|
486 |
|
|
|
487 |
|
|
|
488 |
|
|
function uvm_vreg_field::new(string name="uvm_vreg_field");
|
489 |
|
|
super.new(name);
|
490 |
|
|
endfunction: new
|
491 |
|
|
|
492 |
|
|
function void uvm_vreg_field::configure(uvm_vreg parent,
|
493 |
|
|
int unsigned size,
|
494 |
|
|
int unsigned lsb_pos);
|
495 |
|
|
this.parent = parent;
|
496 |
|
|
if (size == 0) begin
|
497 |
|
|
`uvm_error("RegModel", $sformatf("Virtual field \"%s\" cannot have 0 bits", this.get_full_name()));
|
498 |
|
|
size = 1;
|
499 |
|
|
end
|
500 |
|
|
if (size > `UVM_REG_DATA_WIDTH) begin
|
501 |
|
|
`uvm_error("RegModel", $sformatf("Virtual field \"%s\" cannot have more than %0d bits",
|
502 |
|
|
this.get_full_name(),
|
503 |
|
|
`UVM_REG_DATA_WIDTH));
|
504 |
|
|
size = `UVM_REG_DATA_WIDTH;
|
505 |
|
|
end
|
506 |
|
|
|
507 |
|
|
this.size = size;
|
508 |
|
|
this.lsb = lsb_pos;
|
509 |
|
|
|
510 |
|
|
this.parent.add_field(this);
|
511 |
|
|
endfunction: configure
|
512 |
|
|
|
513 |
|
|
|
514 |
|
|
|
515 |
|
|
function string uvm_vreg_field::get_full_name();
|
516 |
|
|
get_full_name = {this.parent.get_full_name(), ".", this.get_name()};
|
517 |
|
|
endfunction: get_full_name
|
518 |
|
|
|
519 |
|
|
|
520 |
|
|
function uvm_vreg uvm_vreg_field::get_register();
|
521 |
|
|
get_register = this.parent;
|
522 |
|
|
endfunction: get_register
|
523 |
|
|
|
524 |
|
|
|
525 |
|
|
function uvm_vreg uvm_vreg_field::get_parent();
|
526 |
|
|
get_parent = this.parent;
|
527 |
|
|
endfunction: get_parent
|
528 |
|
|
|
529 |
|
|
|
530 |
|
|
|
531 |
|
|
function int unsigned uvm_vreg_field::get_lsb_pos_in_register();
|
532 |
|
|
get_lsb_pos_in_register = this.lsb;
|
533 |
|
|
endfunction: get_lsb_pos_in_register
|
534 |
|
|
|
535 |
|
|
|
536 |
|
|
function int unsigned uvm_vreg_field::get_n_bits();
|
537 |
|
|
get_n_bits = this.size;
|
538 |
|
|
endfunction: get_n_bits
|
539 |
|
|
|
540 |
|
|
|
541 |
|
|
function string uvm_vreg_field::get_access(uvm_reg_map map = null);
|
542 |
|
|
if (this.parent.get_memory() == null) begin
|
543 |
|
|
`uvm_error("RegModel", $sformatf("Cannot call uvm_vreg_field::get_rights() on unimplemented virtual field \"%s\"",
|
544 |
|
|
this.get_full_name()));
|
545 |
|
|
return "RW";
|
546 |
|
|
end
|
547 |
|
|
|
548 |
|
|
return this.parent.get_access(map);
|
549 |
|
|
endfunction: get_access
|
550 |
|
|
|
551 |
|
|
|
552 |
|
|
task uvm_vreg_field::write(input longint unsigned idx,
|
553 |
|
|
output uvm_status_e status,
|
554 |
|
|
input uvm_reg_data_t value,
|
555 |
|
|
input uvm_path_e path = UVM_DEFAULT_PATH,
|
556 |
|
|
input uvm_reg_map map = null,
|
557 |
|
|
input uvm_sequence_base parent = null,
|
558 |
|
|
input uvm_object extension = null,
|
559 |
|
|
input string fname = "",
|
560 |
|
|
input int lineno = 0);
|
561 |
|
|
uvm_reg_data_t tmp;
|
562 |
|
|
uvm_reg_data_t segval;
|
563 |
|
|
uvm_reg_addr_t segoff;
|
564 |
|
|
uvm_status_e st;
|
565 |
|
|
|
566 |
|
|
int flsb, fmsb, rmwbits;
|
567 |
|
|
int segsiz, segn;
|
568 |
|
|
uvm_mem mem;
|
569 |
|
|
uvm_path_e rm_path;
|
570 |
|
|
|
571 |
|
|
uvm_vreg_field_cb_iter cbs = new(this);
|
572 |
|
|
|
573 |
|
|
this.fname = fname;
|
574 |
|
|
this.lineno = lineno;
|
575 |
|
|
|
576 |
|
|
write_in_progress = 1'b1;
|
577 |
|
|
mem = this.parent.get_memory();
|
578 |
|
|
if (mem == null) begin
|
579 |
|
|
`uvm_error("RegModel", $sformatf("Cannot call uvm_vreg_field::write() on unimplemented virtual register \"%s\"",
|
580 |
|
|
this.get_full_name()));
|
581 |
|
|
status = UVM_NOT_OK;
|
582 |
|
|
return;
|
583 |
|
|
end
|
584 |
|
|
|
585 |
|
|
if (path == UVM_DEFAULT_PATH) begin
|
586 |
|
|
uvm_reg_block blk = this.parent.get_block();
|
587 |
|
|
path = blk.get_default_path();
|
588 |
|
|
end
|
589 |
|
|
|
590 |
|
|
status = UVM_IS_OK;
|
591 |
|
|
|
592 |
|
|
this.parent.XatomicX(1);
|
593 |
|
|
|
594 |
|
|
if (value >> this.size) begin
|
595 |
|
|
`uvm_warning("RegModel", $sformatf("Writing value 'h%h that is greater than field \"%s\" size (%0d bits)", value, this.get_full_name(), this.get_n_bits()));
|
596 |
|
|
value &= value & ((1<
|
597 |
|
|
end
|
598 |
|
|
tmp = 0;
|
599 |
|
|
|
600 |
|
|
this.pre_write(idx, value, path, map);
|
601 |
|
|
for (uvm_vreg_field_cbs cb = cbs.first(); cb != null;
|
602 |
|
|
cb = cbs.next()) begin
|
603 |
|
|
cb.fname = this.fname;
|
604 |
|
|
cb.lineno = this.lineno;
|
605 |
|
|
cb.pre_write(this, idx, value, path, map);
|
606 |
|
|
end
|
607 |
|
|
|
608 |
|
|
segsiz = mem.get_n_bytes() * 8;
|
609 |
|
|
flsb = this.get_lsb_pos_in_register();
|
610 |
|
|
segoff = this.parent.get_offset_in_memory(idx) + (flsb / segsiz);
|
611 |
|
|
|
612 |
|
|
// Favor backdoor read to frontdoor read for the RMW operation
|
613 |
|
|
rm_path = UVM_DEFAULT_PATH;
|
614 |
|
|
if (mem.get_backdoor() != null) rm_path = UVM_BACKDOOR;
|
615 |
|
|
|
616 |
|
|
// Any bits on the LSB side we need to RMW?
|
617 |
|
|
rmwbits = flsb % segsiz;
|
618 |
|
|
|
619 |
|
|
// Total number of memory segment in this field
|
620 |
|
|
segn = (rmwbits + this.get_n_bits() - 1) / segsiz + 1;
|
621 |
|
|
|
622 |
|
|
if (rmwbits > 0) begin
|
623 |
|
|
uvm_reg_addr_t segn;
|
624 |
|
|
|
625 |
|
|
mem.read(st, segoff, tmp, rm_path, map, parent, , extension, fname, lineno);
|
626 |
|
|
if (st != UVM_IS_OK && st != UVM_HAS_X) begin
|
627 |
|
|
`uvm_error("RegModel",
|
628 |
|
|
$sformatf("Unable to read LSB bits in %s[%0d] to for RMW cycle on virtual field %s.",
|
629 |
|
|
mem.get_full_name(), segoff, this.get_full_name()));
|
630 |
|
|
status = UVM_NOT_OK;
|
631 |
|
|
this.parent.XatomicX(0);
|
632 |
|
|
return;
|
633 |
|
|
end
|
634 |
|
|
|
635 |
|
|
value = (value << rmwbits) | (tmp & ((1<
|
636 |
|
|
end
|
637 |
|
|
|
638 |
|
|
// Any bits on the MSB side we need to RMW?
|
639 |
|
|
fmsb = rmwbits + this.get_n_bits() - 1;
|
640 |
|
|
rmwbits = (fmsb+1) % segsiz;
|
641 |
|
|
if (rmwbits > 0) begin
|
642 |
|
|
if (segn > 0) begin
|
643 |
|
|
mem.read(st, segoff + segn - 1, tmp, rm_path, map, parent,, extension, fname, lineno);
|
644 |
|
|
if (st != UVM_IS_OK && st != UVM_HAS_X) begin
|
645 |
|
|
`uvm_error("RegModel",
|
646 |
|
|
$sformatf("Unable to read MSB bits in %s[%0d] to for RMW cycle on virtual field %s.",
|
647 |
|
|
mem.get_full_name(), segoff+segn-1,
|
648 |
|
|
this.get_full_name()));
|
649 |
|
|
status = UVM_NOT_OK;
|
650 |
|
|
this.parent.XatomicX(0);
|
651 |
|
|
return;
|
652 |
|
|
end
|
653 |
|
|
end
|
654 |
|
|
value |= (tmp & ~((1<
|
655 |
|
|
end
|
656 |
|
|
|
657 |
|
|
// Now write each of the segments
|
658 |
|
|
tmp = value;
|
659 |
|
|
repeat (segn) begin
|
660 |
|
|
mem.write(st, segoff, tmp, path, map, parent,, extension, fname, lineno);
|
661 |
|
|
if (st != UVM_IS_OK && st != UVM_HAS_X) status = UVM_NOT_OK;
|
662 |
|
|
|
663 |
|
|
segoff++;
|
664 |
|
|
tmp = tmp >> segsiz;
|
665 |
|
|
end
|
666 |
|
|
|
667 |
|
|
this.post_write(idx, value, path, map, status);
|
668 |
|
|
for (uvm_vreg_field_cbs cb = cbs.first(); cb != null;
|
669 |
|
|
cb = cbs.next()) begin
|
670 |
|
|
cb.fname = this.fname;
|
671 |
|
|
cb.lineno = this.lineno;
|
672 |
|
|
cb.post_write(this, idx, value, path, map, status);
|
673 |
|
|
end
|
674 |
|
|
|
675 |
|
|
this.parent.XatomicX(0);
|
676 |
|
|
|
677 |
|
|
|
678 |
|
|
`uvm_info("RegModel", $sformatf("Wrote virtual field \"%s\"[%0d] via %s with: 'h%h",
|
679 |
|
|
this.get_full_name(), idx,
|
680 |
|
|
(path == UVM_FRONTDOOR) ? "frontdoor" : "backdoor",
|
681 |
|
|
value),UVM_MEDIUM);
|
682 |
|
|
|
683 |
|
|
write_in_progress = 1'b0;
|
684 |
|
|
this.fname = "";
|
685 |
|
|
this.lineno = 0;
|
686 |
|
|
endtask: write
|
687 |
|
|
|
688 |
|
|
|
689 |
|
|
task uvm_vreg_field::read(input longint unsigned idx,
|
690 |
|
|
output uvm_status_e status,
|
691 |
|
|
output uvm_reg_data_t value,
|
692 |
|
|
input uvm_path_e path = UVM_DEFAULT_PATH,
|
693 |
|
|
input uvm_reg_map map = null,
|
694 |
|
|
input uvm_sequence_base parent = null,
|
695 |
|
|
input uvm_object extension = null,
|
696 |
|
|
input string fname = "",
|
697 |
|
|
input int lineno = 0);
|
698 |
|
|
uvm_reg_data_t tmp;
|
699 |
|
|
uvm_reg_data_t segval;
|
700 |
|
|
uvm_reg_addr_t segoff;
|
701 |
|
|
uvm_status_e st;
|
702 |
|
|
|
703 |
|
|
int flsb, lsb;
|
704 |
|
|
int segsiz, segn;
|
705 |
|
|
uvm_mem mem;
|
706 |
|
|
|
707 |
|
|
uvm_vreg_field_cb_iter cbs = new(this);
|
708 |
|
|
|
709 |
|
|
this.fname = fname;
|
710 |
|
|
this.lineno = lineno;
|
711 |
|
|
|
712 |
|
|
read_in_progress = 1'b1;
|
713 |
|
|
mem = this.parent.get_memory();
|
714 |
|
|
if (mem == null) begin
|
715 |
|
|
`uvm_error("RegModel", $sformatf("Cannot call uvm_vreg_field::read() on unimplemented virtual register \"%s\"",
|
716 |
|
|
this.get_full_name()));
|
717 |
|
|
status = UVM_NOT_OK;
|
718 |
|
|
return;
|
719 |
|
|
end
|
720 |
|
|
|
721 |
|
|
if (path == UVM_DEFAULT_PATH) begin
|
722 |
|
|
uvm_reg_block blk = this.parent.get_block();
|
723 |
|
|
path = blk.get_default_path();
|
724 |
|
|
end
|
725 |
|
|
|
726 |
|
|
status = UVM_IS_OK;
|
727 |
|
|
|
728 |
|
|
this.parent.XatomicX(1);
|
729 |
|
|
|
730 |
|
|
value = 0;
|
731 |
|
|
|
732 |
|
|
this.pre_read(idx, path, map);
|
733 |
|
|
for (uvm_vreg_field_cbs cb = cbs.first(); cb != null;
|
734 |
|
|
cb = cbs.next()) begin
|
735 |
|
|
cb.fname = this.fname;
|
736 |
|
|
cb.lineno = this.lineno;
|
737 |
|
|
cb.pre_read(this, idx, path, map);
|
738 |
|
|
end
|
739 |
|
|
|
740 |
|
|
segsiz = mem.get_n_bytes() * 8;
|
741 |
|
|
flsb = this.get_lsb_pos_in_register();
|
742 |
|
|
segoff = this.parent.get_offset_in_memory(idx) + (flsb / segsiz);
|
743 |
|
|
lsb = flsb % segsiz;
|
744 |
|
|
|
745 |
|
|
// Total number of memory segment in this field
|
746 |
|
|
segn = (lsb + this.get_n_bits() - 1) / segsiz + 1;
|
747 |
|
|
|
748 |
|
|
// Read each of the segments, MSB first
|
749 |
|
|
segoff += segn - 1;
|
750 |
|
|
repeat (segn) begin
|
751 |
|
|
value = value << segsiz;
|
752 |
|
|
|
753 |
|
|
mem.read(st, segoff, tmp, path, map, parent, , extension, fname, lineno);
|
754 |
|
|
if (st != UVM_IS_OK && st != UVM_HAS_X) status = UVM_NOT_OK;
|
755 |
|
|
|
756 |
|
|
segoff--;
|
757 |
|
|
value |= tmp;
|
758 |
|
|
end
|
759 |
|
|
|
760 |
|
|
// Any bits on the LSB side we need to get rid of?
|
761 |
|
|
value = value >> lsb;
|
762 |
|
|
|
763 |
|
|
// Any bits on the MSB side we need to get rid of?
|
764 |
|
|
value &= (1<
|
765 |
|
|
|
766 |
|
|
this.post_read(idx, value, path, map, status);
|
767 |
|
|
for (uvm_vreg_field_cbs cb = cbs.first(); cb != null;
|
768 |
|
|
cb = cbs.next()) begin
|
769 |
|
|
cb.fname = this.fname;
|
770 |
|
|
cb.lineno = this.lineno;
|
771 |
|
|
cb.post_read(this, idx, value, path, map, status);
|
772 |
|
|
end
|
773 |
|
|
|
774 |
|
|
this.parent.XatomicX(0);
|
775 |
|
|
|
776 |
|
|
`uvm_info("RegModel", $sformatf("Read virtual field \"%s\"[%0d] via %s: 'h%h",
|
777 |
|
|
this.get_full_name(), idx,
|
778 |
|
|
(path == UVM_FRONTDOOR) ? "frontdoor" : "backdoor",
|
779 |
|
|
value),UVM_MEDIUM);
|
780 |
|
|
|
781 |
|
|
|
782 |
|
|
read_in_progress = 1'b0;
|
783 |
|
|
this.fname = "";
|
784 |
|
|
this.lineno = 0;
|
785 |
|
|
endtask: read
|
786 |
|
|
|
787 |
|
|
|
788 |
|
|
task uvm_vreg_field::poke(input longint unsigned idx,
|
789 |
|
|
output uvm_status_e status,
|
790 |
|
|
input uvm_reg_data_t value,
|
791 |
|
|
input uvm_sequence_base parent = null,
|
792 |
|
|
input uvm_object extension = null,
|
793 |
|
|
input string fname = "",
|
794 |
|
|
input int lineno = 0);
|
795 |
|
|
uvm_reg_data_t tmp;
|
796 |
|
|
uvm_reg_data_t segval;
|
797 |
|
|
uvm_reg_addr_t segoff;
|
798 |
|
|
uvm_status_e st;
|
799 |
|
|
|
800 |
|
|
int flsb, fmsb, rmwbits;
|
801 |
|
|
int segsiz, segn;
|
802 |
|
|
uvm_mem mem;
|
803 |
|
|
uvm_path_e rm_path;
|
804 |
|
|
this.fname = fname;
|
805 |
|
|
this.lineno = lineno;
|
806 |
|
|
|
807 |
|
|
mem = this.parent.get_memory();
|
808 |
|
|
if (mem == null) begin
|
809 |
|
|
`uvm_error("RegModel", $sformatf("Cannot call uvm_vreg_field::poke() on unimplemented virtual register \"%s\"",
|
810 |
|
|
this.get_full_name()));
|
811 |
|
|
status = UVM_NOT_OK;
|
812 |
|
|
return;
|
813 |
|
|
end
|
814 |
|
|
|
815 |
|
|
status = UVM_IS_OK;
|
816 |
|
|
|
817 |
|
|
this.parent.XatomicX(1);
|
818 |
|
|
|
819 |
|
|
if (value >> this.size) begin
|
820 |
|
|
`uvm_warning("RegModel", $sformatf("Writing value 'h%h that is greater than field \"%s\" size (%0d bits)", value, this.get_full_name(), this.get_n_bits()));
|
821 |
|
|
value &= value & ((1<
|
822 |
|
|
end
|
823 |
|
|
tmp = 0;
|
824 |
|
|
|
825 |
|
|
segsiz = mem.get_n_bytes() * 8;
|
826 |
|
|
flsb = this.get_lsb_pos_in_register();
|
827 |
|
|
segoff = this.parent.get_offset_in_memory(idx) + (flsb / segsiz);
|
828 |
|
|
|
829 |
|
|
// Any bits on the LSB side we need to RMW?
|
830 |
|
|
rmwbits = flsb % segsiz;
|
831 |
|
|
|
832 |
|
|
// Total number of memory segment in this field
|
833 |
|
|
segn = (rmwbits + this.get_n_bits() - 1) / segsiz + 1;
|
834 |
|
|
|
835 |
|
|
if (rmwbits > 0) begin
|
836 |
|
|
uvm_reg_addr_t segn;
|
837 |
|
|
|
838 |
|
|
mem.peek(st, segoff, tmp, "", parent, extension, fname, lineno);
|
839 |
|
|
if (st != UVM_IS_OK && st != UVM_HAS_X) begin
|
840 |
|
|
`uvm_error("RegModel",
|
841 |
|
|
$sformatf("Unable to read LSB bits in %s[%0d] to for RMW cycle on virtual field %s.",
|
842 |
|
|
mem.get_full_name(), segoff, this.get_full_name()));
|
843 |
|
|
status = UVM_NOT_OK;
|
844 |
|
|
this.parent.XatomicX(0);
|
845 |
|
|
return;
|
846 |
|
|
end
|
847 |
|
|
|
848 |
|
|
value = (value << rmwbits) | (tmp & ((1<
|
849 |
|
|
end
|
850 |
|
|
|
851 |
|
|
// Any bits on the MSB side we need to RMW?
|
852 |
|
|
fmsb = rmwbits + this.get_n_bits() - 1;
|
853 |
|
|
rmwbits = (fmsb+1) % segsiz;
|
854 |
|
|
if (rmwbits > 0) begin
|
855 |
|
|
if (segn > 0) begin
|
856 |
|
|
mem.peek(st, segoff + segn - 1, tmp, "", parent, extension, fname, lineno);
|
857 |
|
|
if (st != UVM_IS_OK && st != UVM_HAS_X) begin
|
858 |
|
|
`uvm_error("RegModel",
|
859 |
|
|
$sformatf("Unable to read MSB bits in %s[%0d] to for RMW cycle on virtual field %s.",
|
860 |
|
|
mem.get_full_name(), segoff+segn-1,
|
861 |
|
|
this.get_full_name()));
|
862 |
|
|
status = UVM_NOT_OK;
|
863 |
|
|
this.parent.XatomicX(0);
|
864 |
|
|
return;
|
865 |
|
|
end
|
866 |
|
|
end
|
867 |
|
|
value |= (tmp & ~((1<
|
868 |
|
|
end
|
869 |
|
|
|
870 |
|
|
// Now write each of the segments
|
871 |
|
|
tmp = value;
|
872 |
|
|
repeat (segn) begin
|
873 |
|
|
mem.poke(st, segoff, tmp, "", parent, extension, fname, lineno);
|
874 |
|
|
if (st != UVM_IS_OK && st != UVM_HAS_X) status = UVM_NOT_OK;
|
875 |
|
|
|
876 |
|
|
segoff++;
|
877 |
|
|
tmp = tmp >> segsiz;
|
878 |
|
|
end
|
879 |
|
|
|
880 |
|
|
this.parent.XatomicX(0);
|
881 |
|
|
|
882 |
|
|
`uvm_info("RegModel", $sformatf("Wrote virtual field \"%s\"[%0d] with: 'h%h",
|
883 |
|
|
this.get_full_name(), idx, value),UVM_MEDIUM);
|
884 |
|
|
|
885 |
|
|
this.fname = "";
|
886 |
|
|
this.lineno = 0;
|
887 |
|
|
endtask: poke
|
888 |
|
|
|
889 |
|
|
|
890 |
|
|
task uvm_vreg_field::peek(input longint unsigned idx,
|
891 |
|
|
output uvm_status_e status,
|
892 |
|
|
output uvm_reg_data_t value,
|
893 |
|
|
input uvm_sequence_base parent = null,
|
894 |
|
|
input uvm_object extension = null,
|
895 |
|
|
input string fname = "",
|
896 |
|
|
input int lineno = 0);
|
897 |
|
|
uvm_reg_data_t tmp;
|
898 |
|
|
uvm_reg_data_t segval;
|
899 |
|
|
uvm_reg_addr_t segoff;
|
900 |
|
|
uvm_status_e st;
|
901 |
|
|
|
902 |
|
|
int flsb, lsb;
|
903 |
|
|
int segsiz, segn;
|
904 |
|
|
uvm_mem mem;
|
905 |
|
|
this.fname = fname;
|
906 |
|
|
this.lineno = lineno;
|
907 |
|
|
|
908 |
|
|
mem = this.parent.get_memory();
|
909 |
|
|
if (mem == null) begin
|
910 |
|
|
`uvm_error("RegModel", $sformatf("Cannot call uvm_vreg_field::peek() on unimplemented virtual register \"%s\"",
|
911 |
|
|
this.get_full_name()));
|
912 |
|
|
status = UVM_NOT_OK;
|
913 |
|
|
return;
|
914 |
|
|
end
|
915 |
|
|
|
916 |
|
|
status = UVM_IS_OK;
|
917 |
|
|
|
918 |
|
|
this.parent.XatomicX(1);
|
919 |
|
|
|
920 |
|
|
value = 0;
|
921 |
|
|
|
922 |
|
|
segsiz = mem.get_n_bytes() * 8;
|
923 |
|
|
flsb = this.get_lsb_pos_in_register();
|
924 |
|
|
segoff = this.parent.get_offset_in_memory(idx) + (flsb / segsiz);
|
925 |
|
|
lsb = flsb % segsiz;
|
926 |
|
|
|
927 |
|
|
// Total number of memory segment in this field
|
928 |
|
|
segn = (lsb + this.get_n_bits() - 1) / segsiz + 1;
|
929 |
|
|
|
930 |
|
|
// Read each of the segments, MSB first
|
931 |
|
|
segoff += segn - 1;
|
932 |
|
|
repeat (segn) begin
|
933 |
|
|
value = value << segsiz;
|
934 |
|
|
|
935 |
|
|
mem.peek(st, segoff, tmp, "", parent, extension, fname, lineno);
|
936 |
|
|
|
937 |
|
|
if (st != UVM_IS_OK && st != UVM_HAS_X) status = UVM_NOT_OK;
|
938 |
|
|
|
939 |
|
|
segoff--;
|
940 |
|
|
value |= tmp;
|
941 |
|
|
end
|
942 |
|
|
|
943 |
|
|
// Any bits on the LSB side we need to get rid of?
|
944 |
|
|
value = value >> lsb;
|
945 |
|
|
|
946 |
|
|
// Any bits on the MSB side we need to get rid of?
|
947 |
|
|
value &= (1<
|
948 |
|
|
|
949 |
|
|
this.parent.XatomicX(0);
|
950 |
|
|
|
951 |
|
|
`uvm_info("RegModel", $sformatf("Peeked virtual field \"%s\"[%0d]: 'h%h", this.get_full_name(), idx, value),UVM_MEDIUM);
|
952 |
|
|
|
953 |
|
|
this.fname = "";
|
954 |
|
|
this.lineno = 0;
|
955 |
|
|
endtask: peek
|
956 |
|
|
|
957 |
|
|
|
958 |
|
|
function void uvm_vreg_field::do_print (uvm_printer printer);
|
959 |
|
|
super.do_print(printer);
|
960 |
|
|
printer.print_generic("initiator", parent.get_type_name(), -1, convert2string());
|
961 |
|
|
endfunction
|
962 |
|
|
|
963 |
|
|
function string uvm_vreg_field::convert2string();
|
964 |
|
|
string res_str;
|
965 |
|
|
string t_str;
|
966 |
|
|
bit with_debug_info = 1'b0;
|
967 |
|
|
$sformat(convert2string, {"%s[%0d-%0d]"},
|
968 |
|
|
this.get_name(),
|
969 |
|
|
this.get_lsb_pos_in_register() + this.get_n_bits() - 1,
|
970 |
|
|
this.get_lsb_pos_in_register());
|
971 |
|
|
if (read_in_progress == 1'b1) begin
|
972 |
|
|
if (fname != "" && lineno != 0)
|
973 |
|
|
$sformat(res_str, "%s:%0d ",fname, lineno);
|
974 |
|
|
convert2string = {convert2string, "\n", res_str, "currently executing read method"};
|
975 |
|
|
end
|
976 |
|
|
if ( write_in_progress == 1'b1) begin
|
977 |
|
|
if (fname != "" && lineno != 0)
|
978 |
|
|
$sformat(res_str, "%s:%0d ",fname, lineno);
|
979 |
|
|
convert2string = {convert2string, "\n", res_str, "currently executing write method"};
|
980 |
|
|
end
|
981 |
|
|
|
982 |
|
|
endfunction
|
983 |
|
|
|
984 |
|
|
//TODO - add fatal messages
|
985 |
|
|
|
986 |
|
|
function uvm_object uvm_vreg_field::clone();
|
987 |
|
|
return null;
|
988 |
|
|
endfunction
|
989 |
|
|
|
990 |
|
|
function void uvm_vreg_field::do_copy (uvm_object rhs);
|
991 |
|
|
endfunction
|
992 |
|
|
|
993 |
|
|
function bit uvm_vreg_field::do_compare (uvm_object rhs,
|
994 |
|
|
uvm_comparer comparer);
|
995 |
|
|
return 0;
|
996 |
|
|
endfunction
|
997 |
|
|
|
998 |
|
|
function void uvm_vreg_field::do_pack (uvm_packer packer);
|
999 |
|
|
endfunction
|
1000 |
|
|
|
1001 |
|
|
function void uvm_vreg_field::do_unpack (uvm_packer packer);
|
1002 |
|
|
endfunction
|
1003 |
|
|
|
1004 |
|
|
|