1 /* 2 * Broadcom SiliconBackplane hardware register definitions. 3 * 4 * Copyright (C) 2020, Broadcom. 5 * 6 * Unless you and Broadcom execute a separate written software license 7 * agreement governing use of this software, this software is licensed to you 8 * under the terms of the GNU General Public License version 2 (the "GPL"), 9 * available at http://www.broadcom.com/licenses/GPLv2.php, with the 10 * following added to such license: 11 * 12 * As a special exception, the copyright holders of this software give you 13 * permission to link this software with independent modules, and to copy and 14 * distribute the resulting executable under terms of your choice, provided that 15 * you also meet, for each linked independent module, the terms and conditions of 16 * the license of that module. An independent module is a module which is not 17 * derived from this software. The special exception does not apply to any 18 * modifications of the software. 19 * 20 * 21 * <<Broadcom-WL-IPTag/Dual:>> 22 */ 23 24 #ifndef _SBCONFIG_H 25 #define _SBCONFIG_H 26 27 /* cpp contortions to concatenate w/arg prescan */ 28 #ifndef PAD 29 #define _PADLINE(line) pad ## line 30 #define _XSTR(line) _PADLINE(line) 31 #define PAD _XSTR(__LINE__) 32 #endif 33 34 /* enumeration in SB is based on the premise that cores are contiguous in the 35 * enumeration space. 36 */ 37 #define SB_BUS_SIZE 0x10000 /**< Each bus gets 64Kbytes for cores */ 38 #define SB_BUS_BASE(sih, b) (SI_ENUM_BASE(sih) + (b) * SB_BUS_SIZE) 39 #define SB_BUS_MAXCORES (SB_BUS_SIZE / SI_CORE_SIZE) /**< Max cores per bus */ 40 41 /* 42 * Sonics Configuration Space Registers. 43 */ 44 #define SBCONFIGOFF 0xf00 /**< core sbconfig regs are top 256bytes of regs */ 45 #define SBCONFIGSIZE 256 /**< sizeof (sbconfig_t) */ 46 47 #define SBIPSFLAG 0x08 48 #define SBTPSFLAG 0x18 49 #define SBTMERRLOGA 0x48 /**< sonics >= 2.3 */ 50 #define SBTMERRLOG 0x50 /**< sonics >= 2.3 */ 51 #define SBADMATCH3 0x60 52 #define SBADMATCH2 0x68 53 #define SBADMATCH1 0x70 54 #define SBIMSTATE 0x90 55 #define SBINTVEC 0x94 56 #define SBTMSTATELOW 0x98 57 #define SBTMSTATEHIGH 0x9c 58 #define SBBWA0 0xa0 59 #define SBIMCONFIGLOW 0xa8 60 #define SBIMCONFIGHIGH 0xac 61 #define SBADMATCH0 0xb0 62 #define SBTMCONFIGLOW 0xb8 63 #define SBTMCONFIGHIGH 0xbc 64 #define SBBCONFIG 0xc0 65 #define SBBSTATE 0xc8 66 #define SBACTCNFG 0xd8 67 #define SBFLAGST 0xe8 68 #define SBIDLOW 0xf8 69 #define SBIDHIGH 0xfc 70 71 /* All the previous registers are above SBCONFIGOFF, but with Sonics 2.3, we have 72 * a few registers *below* that line. I think it would be very confusing to try 73 * and change the value of SBCONFIGOFF, so I'm definig them as absolute offsets here, 74 */ 75 76 #define SBIMERRLOGA 0xea8 77 #define SBIMERRLOG 0xeb0 78 #define SBTMPORTCONNID0 0xed8 79 #define SBTMPORTLOCK0 0xef8 80 81 #if !defined(_LANGUAGE_ASSEMBLY) && !defined(__ASSEMBLY__) 82 83 typedef volatile struct _sbconfig { 84 uint32 PAD[2]; 85 uint32 sbipsflag; /**< initiator port ocp slave flag */ 86 uint32 PAD[3]; 87 uint32 sbtpsflag; /**< target port ocp slave flag */ 88 uint32 PAD[11]; 89 uint32 sbtmerrloga; /**< (sonics >= 2.3) */ 90 uint32 PAD; 91 uint32 sbtmerrlog; /**< (sonics >= 2.3) */ 92 uint32 PAD[3]; 93 uint32 sbadmatch3; /**< address match3 */ 94 uint32 PAD; 95 uint32 sbadmatch2; /**< address match2 */ 96 uint32 PAD; 97 uint32 sbadmatch1; /**< address match1 */ 98 uint32 PAD[7]; 99 uint32 sbimstate; /**< initiator agent state */ 100 uint32 sbintvec; /**< interrupt mask */ 101 uint32 sbtmstatelow; /**< target state */ 102 uint32 sbtmstatehigh; /**< target state */ 103 uint32 sbbwa0; /**< bandwidth allocation table0 */ 104 uint32 PAD; 105 uint32 sbimconfiglow; /**< initiator configuration */ 106 uint32 sbimconfighigh; /**< initiator configuration */ 107 uint32 sbadmatch0; /**< address match0 */ 108 uint32 PAD; 109 uint32 sbtmconfiglow; /**< target configuration */ 110 uint32 sbtmconfighigh; /**< target configuration */ 111 uint32 sbbconfig; /**< broadcast configuration */ 112 uint32 PAD; 113 uint32 sbbstate; /**< broadcast state */ 114 uint32 PAD[3]; 115 uint32 sbactcnfg; /**< activate configuration */ 116 uint32 PAD[3]; 117 uint32 sbflagst; /**< current sbflags */ 118 uint32 PAD[3]; 119 uint32 sbidlow; /**< identification */ 120 uint32 sbidhigh; /**< identification */ 121 } sbconfig_t; 122 123 #endif /* !_LANGUAGE_ASSEMBLY && !__ASSEMBLY__ */ 124 125 /* sbipsflag */ 126 #define SBIPS_INT1_MASK 0x3f /**< which sbflags get routed to mips interrupt 1 */ 127 #define SBIPS_INT1_SHIFT 0 128 #define SBIPS_INT2_MASK 0x3f00 /**< which sbflags get routed to mips interrupt 2 */ 129 #define SBIPS_INT2_SHIFT 8 130 #define SBIPS_INT3_MASK 0x3f0000 /**< which sbflags get routed to mips interrupt 3 */ 131 #define SBIPS_INT3_SHIFT 16 132 #define SBIPS_INT4_MASK 0x3f000000 /**< which sbflags get routed to mips interrupt 4 */ 133 #define SBIPS_INT4_SHIFT 24 134 135 /* sbtpsflag */ 136 #define SBTPS_NUM0_MASK 0x3f /**< interrupt sbFlag # generated by this core */ 137 #define SBTPS_F0EN0 0x40 /**< interrupt is always sent on the backplane */ 138 139 /* sbtmerrlog */ 140 #define SBTMEL_CM 0x00000007 /**< command */ 141 #define SBTMEL_CI 0x0000ff00 /**< connection id */ 142 #define SBTMEL_EC 0x0f000000 /**< error code */ 143 #define SBTMEL_ME 0x80000000 /**< multiple error */ 144 145 /* sbimstate */ 146 #define SBIM_PC 0xf /**< pipecount */ 147 #define SBIM_AP_MASK 0x30 /**< arbitration policy */ 148 #define SBIM_AP_BOTH 0x00 /**< use both timeslaces and token */ 149 #define SBIM_AP_TS 0x10 /**< use timesliaces only */ 150 #define SBIM_AP_TK 0x20 /**< use token only */ 151 #define SBIM_AP_RSV 0x30 /**< reserved */ 152 #define SBIM_IBE 0x20000 /**< inbanderror */ 153 #define SBIM_TO 0x40000 /**< timeout */ 154 #define SBIM_BY 0x01800000 /**< busy (sonics >= 2.3) */ 155 #define SBIM_RJ 0x02000000 /**< reject (sonics >= 2.3) */ 156 157 /* sbtmstatelow */ 158 #define SBTML_RESET 0x0001 /**< reset */ 159 #define SBTML_REJ_MASK 0x0006 /**< reject field */ 160 #define SBTML_REJ 0x0002 /**< reject */ 161 #define SBTML_TMPREJ 0x0004 /**< temporary reject, for error recovery */ 162 163 #define SBTML_SICF_SHIFT 16 /**< Shift to locate the SI control flags in sbtml */ 164 165 /* sbtmstatehigh */ 166 #define SBTMH_SERR 0x0001 /**< serror */ 167 #define SBTMH_INT 0x0002 /**< interrupt */ 168 #define SBTMH_BUSY 0x0004 /**< busy */ 169 #define SBTMH_TO 0x0020 /**< timeout (sonics >= 2.3) */ 170 171 #define SBTMH_SISF_SHIFT 16 /**< Shift to locate the SI status flags in sbtmh */ 172 173 /* sbbwa0 */ 174 #define SBBWA_TAB0_MASK 0xffff /**< lookup table 0 */ 175 #define SBBWA_TAB1_MASK 0xffff /**< lookup table 1 */ 176 #define SBBWA_TAB1_SHIFT 16 177 178 /* sbimconfiglow */ 179 #define SBIMCL_STO_MASK 0x7 /**< service timeout */ 180 #define SBIMCL_RTO_MASK 0x70 /**< request timeout */ 181 #define SBIMCL_RTO_SHIFT 4 182 #define SBIMCL_CID_MASK 0xff0000 /**< connection id */ 183 #define SBIMCL_CID_SHIFT 16 184 185 /* sbimconfighigh */ 186 #define SBIMCH_IEM_MASK 0xc /**< inband error mode */ 187 #define SBIMCH_TEM_MASK 0x30 /**< timeout error mode */ 188 #define SBIMCH_TEM_SHIFT 4 189 #define SBIMCH_BEM_MASK 0xc0 /**< bus error mode */ 190 #define SBIMCH_BEM_SHIFT 6 191 192 /* sbadmatch0 */ 193 #define SBAM_TYPE_MASK 0x3 /**< address type */ 194 #define SBAM_AD64 0x4 /**< reserved */ 195 #define SBAM_ADINT0_MASK 0xf8 /**< type0 size */ 196 #define SBAM_ADINT0_SHIFT 3 197 #define SBAM_ADINT1_MASK 0x1f8 /**< type1 size */ 198 #define SBAM_ADINT1_SHIFT 3 199 #define SBAM_ADINT2_MASK 0x1f8 /**< type2 size */ 200 #define SBAM_ADINT2_SHIFT 3 201 #define SBAM_ADEN 0x400 /**< enable */ 202 #define SBAM_ADNEG 0x800 /**< negative decode */ 203 #define SBAM_BASE0_MASK 0xffffff00 /**< type0 base address */ 204 #define SBAM_BASE0_SHIFT 8 205 #define SBAM_BASE1_MASK 0xfffff000 /**< type1 base address for the core */ 206 #define SBAM_BASE1_SHIFT 12 207 #define SBAM_BASE2_MASK 0xffff0000 /**< type2 base address for the core */ 208 #define SBAM_BASE2_SHIFT 16 209 210 /* sbtmconfiglow */ 211 #define SBTMCL_CD_MASK 0xff /**< clock divide */ 212 #define SBTMCL_CO_MASK 0xf800 /**< clock offset */ 213 #define SBTMCL_CO_SHIFT 11 214 #define SBTMCL_IF_MASK 0xfc0000 /**< interrupt flags */ 215 #define SBTMCL_IF_SHIFT 18 216 #define SBTMCL_IM_MASK 0x3000000 /**< interrupt mode */ 217 #define SBTMCL_IM_SHIFT 24 218 219 /* sbtmconfighigh */ 220 #define SBTMCH_BM_MASK 0x3 /**< busy mode */ 221 #define SBTMCH_RM_MASK 0x3 /**< retry mode */ 222 #define SBTMCH_RM_SHIFT 2 223 #define SBTMCH_SM_MASK 0x30 /**< stop mode */ 224 #define SBTMCH_SM_SHIFT 4 225 #define SBTMCH_EM_MASK 0x300 /**< sb error mode */ 226 #define SBTMCH_EM_SHIFT 8 227 #define SBTMCH_IM_MASK 0xc00 /**< int mode */ 228 #define SBTMCH_IM_SHIFT 10 229 230 /* sbbconfig */ 231 #define SBBC_LAT_MASK 0x3 /**< sb latency */ 232 #define SBBC_MAX0_MASK 0xf0000 /**< maxccntr0 */ 233 #define SBBC_MAX0_SHIFT 16 234 #define SBBC_MAX1_MASK 0xf00000 /**< maxccntr1 */ 235 #define SBBC_MAX1_SHIFT 20 236 237 /* sbbstate */ 238 #define SBBS_SRD 0x1 /**< st reg disable */ 239 #define SBBS_HRD 0x2 /**< hold reg disable */ 240 241 /* sbidlow */ 242 #define SBIDL_CS_MASK 0x3 /**< config space */ 243 #define SBIDL_AR_MASK 0x38 /**< # address ranges supported */ 244 #define SBIDL_AR_SHIFT 3 245 #define SBIDL_SYNCH 0x40 /**< sync */ 246 #define SBIDL_INIT 0x80 /**< initiator */ 247 #define SBIDL_MINLAT_MASK 0xf00 /**< minimum backplane latency */ 248 #define SBIDL_MINLAT_SHIFT 8 249 #define SBIDL_MAXLAT 0xf000 /**< maximum backplane latency */ 250 #define SBIDL_MAXLAT_SHIFT 12 251 #define SBIDL_FIRST 0x10000 /**< this initiator is first */ 252 #define SBIDL_CW_MASK 0xc0000 /**< cycle counter width */ 253 #define SBIDL_CW_SHIFT 18 254 #define SBIDL_TP_MASK 0xf00000 /**< target ports */ 255 #define SBIDL_TP_SHIFT 20 256 #define SBIDL_IP_MASK 0xf000000 /**< initiator ports */ 257 #define SBIDL_IP_SHIFT 24 258 #define SBIDL_RV_MASK 0xf0000000 /**< sonics backplane revision code */ 259 #define SBIDL_RV_SHIFT 28 260 #define SBIDL_RV_2_2 0x00000000 /**< version 2.2 or earlier */ 261 #define SBIDL_RV_2_3 0x10000000 /**< version 2.3 */ 262 263 /* sbidhigh */ 264 #define SBIDH_RC_MASK 0x000f /**< revision code */ 265 #define SBIDH_RCE_MASK 0x7000 /**< revision code extension field */ 266 #define SBIDH_RCE_SHIFT 8 267 #define SBCOREREV(sbidh) \ 268 ((((sbidh) & SBIDH_RCE_MASK) >> SBIDH_RCE_SHIFT) | ((sbidh) & SBIDH_RC_MASK)) 269 #define SBIDH_CC_MASK 0x8ff0 /**< core code */ 270 #define SBIDH_CC_SHIFT 4 271 #define SBIDH_VC_MASK 0xffff0000 /**< vendor code */ 272 #define SBIDH_VC_SHIFT 16 273 274 #define SB_COMMIT 0xfd8 /**< update buffered registers value */ 275 276 /* vendor codes */ 277 #define SB_VEND_BCM 0x4243 /**< Broadcom's SB vendor code */ 278 279 #endif /* _SBCONFIG_H */ 280