| 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 | } |