| 1 | /* |
| 2 | * ========== Copyright Header Begin ========================================== |
| 3 | * |
| 4 | * OpenSPARC T2 Processor File: txrxrand_1082076.s |
| 5 | * Copyright (C) 1995-2007 Sun Microsystems, Inc. All Rights Reserved |
| 6 | * 4150 Network Circle, Santa Clara, California 95054, U.S.A. |
| 7 | * |
| 8 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 9 | * |
| 10 | * This program is free software; you can redistribute it and/or modify |
| 11 | * it under the terms of the GNU General Public License as published by |
| 12 | * the Free Software Foundation; version 2 of the License. |
| 13 | * |
| 14 | * This program is distributed in the hope that it will be useful, |
| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 17 | * GNU General Public License for more details. |
| 18 | * |
| 19 | * You should have received a copy of the GNU General Public License |
| 20 | * along with this program; if not, write to the Free Software |
| 21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 22 | * |
| 23 | * For the avoidance of doubt, and except that if any non-GPL license |
| 24 | * choice is available it will apply instead, Sun elects to use only |
| 25 | * the General Public License version 2 (GPLv2) at this time for any |
| 26 | * software where a choice of GPL license versions is made |
| 27 | * available with the language indicating that GPLv2 or any later version |
| 28 | * may be used, or where a choice of which version of the GPL is applied is |
| 29 | * otherwise unspecified. |
| 30 | * |
| 31 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 32 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 33 | * have any questions. |
| 34 | * |
| 35 | * |
| 36 | * ========== Copyright Header End ============================================ |
| 37 | */ |
| 38 | #define MAIN_PAGE_HV_ALSO |
| 39 | #define RCRSTAT_A_Addr mpeval(DMC_ADDRESS_RANGE+0x00050) |
| 40 | #define RBR_STAT_Addr mpeval(DMC_ADDRESS_RANGE+0x00028) |
| 41 | |
| 42 | #include "hboot.s" |
| 43 | #include "niu_defines.h" |
| 44 | .text |
| 45 | .global main |
| 46 | main: |
| 47 | ta T_CHANGE_HPRIV |
| 48 | nop |
| 49 | ! branch to main by comparing thread id. |
| 50 | |
| 51 | ta T_RD_THID |
| 52 | mov 0x1, %g2 |
| 53 | |
| 54 | setx 0x0000000000000001, %o0, %g3 ! thread-group bits for the template |
| 55 | cmp %g2, %o1 |
| 56 | be _FcN1_main |
| 57 | nop |
| 58 | |
| 59 | setx 0x0000000000000010, %o0, %g3 ! thread-group bits for the template |
| 60 | brz %o1, _FcN0_main |
| 61 | and %o1, %g3, %g1 |
| 62 | nop |
| 63 | |
| 64 | ! |
| 65 | ! Thread 0 Start |
| 66 | ! |
| 67 | ! |
| 68 | _FcN0_main: |
| 69 | |
| 70 | Init_flow: |
| 71 | nop ! $EV trig_pc_d(1, @VA(.MAIN.Init_flow)) -> pktGenConfig(MAC_ID, FRAME_TYPE, FRAME_CLASS, c8) |
| 72 | |
| 73 | P_TxDMAActivate: |
| 74 | setx MAC_ID, %g1, %o0 |
| 75 | setx 0x8000, %g1, %o1 |
| 76 | call SetTxDMAActive |
| 77 | nop ! $EV trig_pc_d(1, @VA(.MAIN.P_TxDMAActivate)) -> NIU_TxDMAActivate (MAC_ID, 8000) |
| 78 | |
| 79 | |
| 80 | P_AddTxChannels: |
| 81 | nop ! $EV trig_pc_d(1, @VA(.MAIN.P_AddTxChannels)) -> NIU_AddTxChannels(MAC_ID, f) |
| 82 | ldxa [%g2]ASI_PRIMARY_LITTLE, %g5 |
| 83 | nop |
| 84 | |
| 85 | P_SetTxMaxBurst: |
| 86 | setx 0xf, %g1, %o0 |
| 87 | setx SetTxMaxBurst_Data, %g1, %o1 |
| 88 | call SetTxMaxBurst |
| 89 | nop ! $EV trig_pc_d(1, @VA(.MAIN.P_SetTxMaxBurst)) -> NIU_SetTxMaxBurst (MAC_ID, f, TxMaxBurst_Data) |
| 90 | ldxa [%g2]ASI_PRIMARY_LITTLE, %g5 |
| 91 | nop |
| 92 | |
| 93 | P_InitTxDma: |
| 94 | setx 0xf, %g1, %o0 |
| 95 | nop ! $EV trig_pc_d(1, @VA(.MAIN.P_InitTxDma)) -> NIU_InitTxDma (MAC_ID, f, NIU_Xlate_On) |
| 96 | call InitTxDma |
| 97 | nop |
| 98 | ldxa [%g2]ASI_PRIMARY_LITTLE, %g5 |
| 99 | nop |
| 100 | |
| 101 | Gen_Packet: |
| 102 | nop ! $EV trig_pc_d(1, @VA(.MAIN.Gen_Packet)) -> TxPktGen(MAC_ID, f, 0x40) |
| 103 | nop |
| 104 | |
| 105 | setx 0x5, %g1, %g4 |
| 106 | delay_loop_tmp: |
| 107 | ldxa [%g2]ASI_PRIMARY_LITTLE, %g5 |
| 108 | nop |
| 109 | nop |
| 110 | nop |
| 111 | nop |
| 112 | dec %g4 |
| 113 | brnz %g4, delay_loop_tmp |
| 114 | nop |
| 115 | |
| 116 | SetTxRingKick: |
| 117 | setx 0x100000100, %g1, %g2 ! $EV trig_pc_d(1, @VA(.MAIN.SetTxRingKick)) -> NIU_SetTxRingKick(MAC_ID, f) |
| 118 | setx 0xf, %g1, %o0 |
| 119 | ldxa [%g2]ASI_PRIMARY_LITTLE, %g3 |
| 120 | nop |
| 121 | mulx %o0, 0x200, %g5 |
| 122 | setx TX_RING_KICK_Addr, %g1, %g2 |
| 123 | add %g2, %g5, %g2 |
| 124 | stxa %g3, [%g2]ASI_PRIMARY_LITTLE |
| 125 | nop |
| 126 | |
| 127 | SetTxCs: |
| 128 | setx 0xf, %g1, %o0 |
| 129 | setx TX_CS_Data, %g1, %g3 |
| 130 | mulx %o0, 0x200, %g5 |
| 131 | setx TX_CS_Addr, %g1, %g2 |
| 132 | add %g2, %g5, %g2 |
| 133 | stxa %g3, [%g2]ASI_PRIMARY_LITTLE |
| 134 | nop |
| 135 | |
| 136 | #ifdef JUMBO_FRAME_EN |
| 137 | setx loop_count, %g1, %g4 |
| 138 | delay_loop: |
| 139 | ldxa [%g2]ASI_PRIMARY_LITTLE, %g5 |
| 140 | nop |
| 141 | nop |
| 142 | nop |
| 143 | nop |
| 144 | dec %g4 |
| 145 | brnz %g4, delay_loop |
| 146 | nop |
| 147 | #endif |
| 148 | |
| 149 | |
| 150 | NIUTx_Pkt_Cnt_Chk: |
| 151 | setx MAC_ID, %g1, %o0 |
| 152 | setx 0x40, %g1, %o1 |
| 153 | call NiuTx_check_pkt_cnt |
| 154 | nop |
| 155 | |
| 156 | setx loop_count, %g1, %g4 |
| 157 | delay_loop_end: |
| 158 | ldxa [%g2]ASI_PRIMARY_LITTLE, %g5 |
| 159 | nop |
| 160 | nop |
| 161 | nop |
| 162 | nop |
| 163 | dec %g4 |
| 164 | brnz %g4, delay_loop_end |
| 165 | nop |
| 166 | |
| 167 | test_passed_tx: |
| 168 | nop ! $EV trig_pc_d(1, @VA(.MAIN.test_passed_tx)) -> NIU_EXIT_chk(MAC_ID) |
| 169 | EXIT_GOOD |
| 170 | |
| 171 | |
| 172 | _FcN1_main: |
| 173 | |
| 174 | P_NIU_RxInitDma: |
| 175 | nop ! $EV trig_pc_d(1, @VA(.MAIN.P_NIU_RxInitDma)) -> NIU_InitRxDma(1, RX_DESC_RING_LENGTH, RX_COMPL_RING_LEN, RBR_CONFIG_B_DATA, RX_INITIAL_KICK, NIU_Xlate_On) |
| 176 | setx NIU_PKTGEN_CSR_EV2A_RBR_KICK, %g7, %g2 |
| 177 | delay_loop_Rx: |
| 178 | ldx [%g2], %g5 |
| 179 | cmp %g5, RX_INITIAL_KICK |
| 180 | bne delay_loop_Rx |
| 181 | nop |
| 182 | |
| 183 | setx 0x1, %g1, %o0 |
| 184 | setx RX_DESC_RING_LENGTH, %g1, %o1 |
| 185 | setx RX_COMPL_RING_LEN, %g1, %o2 |
| 186 | setx RBR_CONFIG_B_DATA, %g1, %o3 |
| 187 | setx RX_INITIAL_KICK, %g1, %o4 |
| 188 | call NiuInitRxDma |
| 189 | nop |
| 190 | P_NIU_RxPkt_Conf: |
| 191 | nop ! $EV trig_pc_d(1, @VA(.MAIN.P_NIU_RxPkt_Conf)) -> NIU_RxPktConf(RXMAC_PKTCNT) |
| 192 | ldxa [%g2]ASI_PRIMARY_LITTLE, %g5 |
| 193 | nop |
| 194 | setx RXMAC_PKTCNT, %g1, %g6 |
| 195 | mulx %o0, 0x200, %g5 |
| 196 | setx RBR_STAT_Addr, %g7, %g2 |
| 197 | add %g2, %g5, %g2 |
| 198 | P_NIU_Rx_GenPkt: |
| 199 | ldxa [%g2]ASI_PRIMARY_LITTLE, %g5 |
| 200 | brz %g5, P_NIU_Rx_GenPkt |
| 201 | nop |
| 202 | cmp %g5, %o4 |
| 203 | be P_NIU_Rx_GenPkt |
| 204 | nop |
| 205 | Rx_pktcnt_loop: |
| 206 | nop ! $EV trig_pc_d(1, @VA(.MAIN.Rx_pktcnt_loop)) -> NIU_RxGenPkt(MAC_ID, 1, RXMAC_PKTCNT, 0x64, 0x0, RX_NIU_MULTI_DMA, 1) |
| 207 | ldxa [%g2]ASI_PRIMARY_LITTLE, %g5 |
| 208 | nop |
| 209 | |
| 210 | mulx %o0, 0x200, %g5 |
| 211 | setx RCRSTAT_A_Addr, %g7, %g2 |
| 212 | add %g2, %g5, %g2 |
| 213 | delay_loop: |
| 214 | ldxa [%g2]ASI_PRIMARY_LITTLE, %g5 |
| 215 | cmp %g5, RXMAC_PKTCNT - RXMAC_PKTCNT%8 |
| 216 | bne delay_loop |
| 217 | nop |
| 218 | |
| 219 | |
| 220 | test_passed: |
| 221 | nop |
| 222 | EXIT_GOOD |
| 223 | # 247 "diag.j.pp" |
| 224 | |
| 225 | #if 0 |
| 226 | #endif |
| 227 | |