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1 | // ========== Copyright Header Begin ========================================== |
2 | // | |
3 | // OpenSPARC T2 Processor File: asmToVeraIntf.vr | |
4 | // Copyright (C) 1995-2007 Sun Microsystems, Inc. All Rights Reserved | |
5 | // 4150 Network Circle, Santa Clara, California 95054, U.S.A. | |
6 | // | |
7 | // * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
8 | // | |
9 | // This program is free software; you can redistribute it and/or modify | |
10 | // it under the terms of the GNU General Public License as published by | |
11 | // the Free Software Foundation; version 2 of the License. | |
12 | // | |
13 | // This program is distributed in the hope that it will be useful, | |
14 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | // GNU General Public License for more details. | |
17 | // | |
18 | // You should have received a copy of the GNU General Public License | |
19 | // along with this program; if not, write to the Free Software | |
20 | // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
21 | // | |
22 | // For the avoidance of doubt, and except that if any non-GPL license | |
23 | // choice is available it will apply instead, Sun elects to use only | |
24 | // the General Public License version 2 (GPLv2) at this time for any | |
25 | // software where a choice of GPL license versions is made | |
26 | // available with the language indicating that GPLv2 or any later version | |
27 | // may be used, or where a choice of which version of the GPL is applied is | |
28 | // otherwise unspecified. | |
29 | // | |
30 | // Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
31 | // CA 95054 USA or visit www.sun.com if you need additional information or | |
32 | // have any questions. | |
33 | // | |
34 | // ========== Copyright Header End ============================================ | |
35 | #include <vera_defines.vrh> | |
36 | #include <globals.vri> | |
37 | ||
38 | #include <ccxDevicesDefines.vri> | |
39 | ||
40 | #include <std_display_defines.vri> | |
41 | #include <std_display_class.vrh> | |
42 | #include <baseUtilsClass.vrh> | |
43 | #include <sparcBenchUtils.vrh> | |
44 | #include <utilsClass.vrh> | |
45 | #include <memArray.vrh> | |
46 | #include <baseAsmToVeraIntf.vrh> | |
47 | ||
48 | class AsmToVeraIntf extends BaseAsmToVeraIntf { | |
49 | ||
50 | // THESE CALLS MUST RETURN IN ZERO TIME OR WE ARE BROKEN!!! | |
51 | ||
52 | task new(); | |
53 | ||
54 | // trig_pc_d(kind, 64'h1234567812345678) -> intp(tid, type, vector) hex, w/no 64'h | |
55 | // trig_pc_d(kind, 64'h1234567812345678) -> intp(tid, type, vector, src, wait) | |
56 | task intp(reg [5:0] tid = 0, | |
57 | reg [63:0] type = 0, | |
58 | reg [63:0] vec = 0, | |
59 | integer src = 16, // 0-16 are ccx ports. 16 = NCU | |
60 | integer wait = 0); | |
61 | ||
62 | // dump actual RAM contents | |
63 | // trig_pc_d(1,expr(@VA(.MAIN.T1_ext_intr_200), 16, 16)) -> dump_mem(addr, amount) | |
64 | task dump_mem(reg [63:0] addr=0, | |
65 | integer amount = 8); | |
66 | ||
67 | task warmrst(integer wait = 0); | |
68 | ||
69 | // SPC BFM will do a store. Pick correct port w/ BFM!!! | |
70 | // trig_pc_d(1,...) -> store(cpu/ccxPort, addr, data) | |
71 | task store(reg [7:0] ccxPortMask = 0, | |
72 | reg [63:0] addr=0, | |
73 | reg [63:0] data=0); | |
74 | ||
75 | task marker(string what, reg [5:0] fromTid, reg [63:0] pc); | |
76 | ||
77 | } | |
78 | ||
79 | ||
80 | ||
81 | task AsmToVeraIntf::new() { | |
82 | probe_if.gOutOfBoot <= 64'h0; | |
83 | } | |
84 | ||
85 | ||
86 | ||
87 | // trig_pc_d(kind, 64'h1234567812345678) -> intp(tid, type, vector) hex, w/no 64'h | |
88 | // trig_pc_d(kind, 64'h1234567812345678) -> intp(tid, type, vector, src, wait) | |
89 | task AsmToVeraIntf::intp(reg [5:0] tid = 0, | |
90 | reg [63:0] type = 0, | |
91 | reg [63:0] vec = 0, | |
92 | integer src = DEV_NCU, // 0-16 are ccx ports. 16 = NCU | |
93 | integer wait = 0) | |
94 | { | |
95 | fork { | |
96 | repeat (wait) @(posedge CLOCK); | |
97 | gUtil.sendIntr(tid,type,vec,src); | |
98 | } | |
99 | join none | |
100 | } | |
101 | ||
102 | // dump actual RAM contents | |
103 | // trig_pc_d(1,expr(@VA(.MAIN.T1_ext_intr_200), 16, 16)) -> dump_mem(addr, amount) | |
104 | task AsmToVeraIntf::dump_mem(reg [63:0] addr=0, | |
105 | integer amount = 8) | |
106 | { | |
107 | gMem.dumpMem(addr,amount); | |
108 | } | |
109 | ||
110 | ||
111 | task AsmToVeraIntf::warmrst(integer wait = 0) | |
112 | { | |
113 | error("AsmToVeraIntf::warmrst is not coded yet\n"); | |
114 | } | |
115 | ||
116 | ||
117 | // SPC BFM will do a store. Pick correct port w/ BFM!!! | |
118 | // trig_pc_d(1,...) -> store(cpu/ccxPort, addr, data) | |
119 | task AsmToVeraIntf::store(reg [7:0] ccxPortMask = 0, | |
120 | reg [63:0] addr=0, | |
121 | reg [63:0] data=0) | |
122 | { | |
123 | error("AsmToVeraIntf::store is not coded yet\n"); | |
124 | } | |
125 | ||
126 | // Use this to mark progress or a location in code. Any action can be | |
127 | // performed based on the string passed in. This is very flexible if all | |
128 | // you need is tid and pc. | |
129 | task AsmToVeraIntf::marker(string what, reg [5:0] fromTid, reg [63:0] pc) | |
130 | { | |
131 | ||
132 | case (what) { | |
133 | "bootEnd": { | |
134 | // gOutOfBoot works with User Events to show asm diag progress. | |
135 | // Function gUtil.getThreadEnables will tell you which threads are running. | |
136 | // (so will top_if.th_check_enable) | |
137 | // | |
138 | // Here is how you use gOutOfBoot: | |
139 | // reg [63:0] tmp; | |
140 | // tmp = gUtil.getThreadEnables; | |
141 | // while (tmp !== gOutOfBoot) wait_var(gOutOfBoot); // all threads out of boot | |
142 | gOutOfBoot[fromTid] = 1; | |
143 | probe_if.gOutOfBoot[fromTid] <= gOutOfBoot[fromTid]; | |
144 | } | |
145 | "bootStart": { | |
146 | // see comments for bootEnd above. This will clear bits in gOutOfBoot | |
147 | // when that thread starts boot code execution after a reset. | |
148 | // | |
149 | // Here is how you could use gOutOfBoot if +thread is used, once you | |
150 | // detect a warm reset has started. | |
151 | ||
152 | // Any thread has started boot code after this line of code | |
153 | // while (top_if.th_check_enable === gOutOfBoot) wait_var(gOutOfBoot); | |
154 | ||
155 | // All threads have started boot code after this line of code. | |
156 | // With the large staggering of 64 threads, gOutOfBoot may NEVER | |
157 | // be zero!!! | |
158 | // while (gOutOfBoot) wait_var(gOutOfBoot); | |
159 | ||
160 | // All threads have finished boot code after this line of code | |
161 | // while (top_if.th_check_enable !== gOutOfBoot) wait_var(gOutOfBoot); | |
162 | gOutOfBoot[fromTid] = 0; | |
163 | probe_if.gOutOfBoot[fromTid] <= gOutOfBoot[fromTid]; | |
164 | } | |
165 | default: error("AsmToVeraIntf::marker got unknown string!\n"); | |
166 | } // case | |
167 | ||
168 | ||
169 | } |