1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright 2009 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #ifndef _SYS_PX_LIB4U_H 27 #define _SYS_PX_LIB4U_H 28 29 #ifdef __cplusplus 30 extern "C" { 31 #endif 32 33 /* 34 * Errors returned. 35 */ 36 #define H_EOK 0 /* Successful return */ 37 #define H_ENOINTR 1 /* Invalid interrupt id */ 38 #define H_EINVAL 2 /* Invalid argument */ 39 #define H_ENOACCESS 3 /* No access to resource */ 40 #define H_EIO 4 /* I/O error */ 41 #define H_ENOTSUPPORTED 5 /* Function not supported */ 42 #define H_ENOMAP 6 /* Mapping is not valid, */ 43 /* no translation exists */ 44 45 /* 46 * Register base definitions. 47 * 48 * The specific numeric values for CSR, XBUS, Configuration, 49 * Interrupt blocks and other register bases. 50 */ 51 typedef enum { 52 PX_REG_CSR = 0, 53 PX_REG_XBC, 54 PX_REG_CFG, 55 PX_REG_IC, 56 PX_REG_MAX 57 } px_reg_bank_t; 58 59 /* 60 * Registers/state/variables that need to be saved and restored during 61 * suspend/resume. 62 * 63 * SUN4U px specific data structure. 64 */ 65 66 /* Control block soft state structure */ 67 typedef struct px_cb_list { 68 px_t *pxp; 69 struct px_cb_list *next; 70 } px_cb_list_t; 71 72 /* IO chip type */ 73 typedef enum { 74 PX_CHIP_UNIDENTIFIED = 0, 75 PX_CHIP_FIRE = 1, 76 PX_CHIP_OBERON = 2 77 } px_chip_type_t; 78 79 #define PX_CHIP_TYPE(pxu_p) ((pxu_p)->chip_type) 80 81 typedef struct px_cb { 82 px_cb_list_t *pxl; /* linked list px */ 83 kmutex_t cb_mutex; /* lock for CB */ 84 sysino_t sysino; /* proxy sysino */ 85 cpuid_t cpuid; /* proxy cpuid */ 86 int attachcnt; /* number of attached px */ 87 uint_t (*px_cb_func)(caddr_t); /* CB intr dispatcher */ 88 } px_cb_t; 89 90 typedef struct pxu { 91 px_chip_type_t chip_type; 92 uint8_t portid; 93 uint16_t tsb_cookie; 94 uint32_t tsb_size; 95 uint64_t *tsb_vaddr; 96 uint64_t tsb_paddr; /* Only used for Oberon */ 97 sysino_t hp_sysino; /* Oberon hotplug interrupt */ 98 99 void *msiq_mapped_p; 100 px_cb_t *px_cb_p; 101 102 /* Soft state for suspend/resume */ 103 uint64_t *pec_config_state; 104 uint64_t *mmu_config_state; 105 uint64_t *ib_intr_map; 106 uint64_t *ib_config_state; 107 uint64_t *xcb_config_state; 108 uint64_t *msiq_config_state; 109 uint_t cpr_flag; 110 111 /* sun4u specific vars */ 112 caddr_t px_address[4]; 113 ddi_acc_handle_t px_ac[4]; 114 115 /* PCItool */ 116 caddr_t pcitool_addr; 117 } pxu_t; 118 119 #define PX2CB(px_p) (((pxu_t *)px_p->px_plat_p)->px_cb_p) 120 121 /* cpr_flag */ 122 #define PX_NOT_CPR 0 123 #define PX_ENTERED_CPR 1 124 125 /* 126 * Event Queue data structure. 127 */ 128 typedef struct eq_rec { 129 uint64_t eq_rec_rsvd0 : 1, /* DW 0 - 63 */ 130 eq_rec_fmt_type : 7, /* DW 0 - 62:56 */ 131 eq_rec_len : 10, /* DW 0 - 55:46 */ 132 eq_rec_addr0 : 14, /* DW 0 - 45:32 */ 133 eq_rec_rid : 16, /* DW 0 - 31:16 */ 134 eq_rec_data0 : 16; /* DW 0 - 15:00 */ 135 uint64_t eq_rec_addr1 : 48, /* DW 1 - 63:16 */ 136 eq_rec_data1 : 16; /* DW 1 - 15:0 */ 137 uint64_t eq_rec_rsvd[6]; /* DW 2-7 */ 138 } eq_rec_t; 139 140 /* 141 * EQ record type 142 * 143 * Upper 4 bits of eq_rec_fmt_type is used 144 * to identify the EQ record type. 145 */ 146 #define EQ_REC_MSG 0x6 /* MSG - 0x3X */ 147 #define EQ_REC_MSI32 0xB /* MSI32 - 0x58 */ 148 #define EQ_REC_MSI64 0xF /* MSI64 - 0x78 */ 149 150 /* EQ State */ 151 #define EQ_IDLE_STATE 0x1 /* IDLE */ 152 #define EQ_ACTIVE_STATE 0x2 /* ACTIVE */ 153 #define EQ_ERROR_STATE 0x4 /* ERROR */ 154 155 /* 156 * Default EQ Configurations 157 */ 158 #define EQ_CNT 36 159 #define EQ_REC_CNT 128 160 #define EQ_1ST_ID 0 161 #define EQ_1ST_DEVINO 24 162 163 #define MMU_INVALID_TTE 0ull 164 #define MMU_TTE_VALID(tte) (((tte) & MMU_TTE_V) == MMU_TTE_V) 165 #define MMU_OBERON_PADDR_MASK 0x7fffffffffff 166 #define MMU_FIRE_PADDR_MASK 0x7ffffffffff 167 168 /* 169 * control register decoding 170 */ 171 /* tsb size: 0=1k 1=2k 2=4k 3=8k 4=16k 5=32k 6=64k 7=128k */ 172 #define MMU_CTL_TO_TSBSIZE(ctl) ((ctl) >> 16) 173 #define MMU_TSBSIZE_TO_TSBENTRIES(s) ((1 << (s)) << (13 - 3)) 174 175 /* 176 * For Fire mmu bypass addresses, bit 43 specifies cacheability. 177 */ 178 #define MMU_FIRE_BYPASS_NONCACHE (1ull << 43) 179 180 /* 181 * For Oberon mmu bypass addresses, bit 47 specifies cacheability. 182 */ 183 #define MMU_OBERON_BYPASS_NONCACHE (1ull << 47) 184 185 /* 186 * The following macros define the address ranges supported for DVMA 187 * and mmu bypass transfers. For Oberon, bit 63 is used for ordering. 188 */ 189 #define MMU_FIRE_BYPASS_BASE 0xFFFC000000000000ull 190 #define MMU_FIRE_BYPASS_END 0xFFFC03FFFFFFFFFFull 191 192 #define MMU_OBERON_BYPASS_BASE 0x7FFC000000000000ull 193 #define MMU_OBERON_BYPASS_END 0x7FFC7FFFFFFFFFFFull 194 195 #define MMU_OBERON_BYPASS_RO 0x8000000000000000ull 196 197 #define MMU_TSB_PA_MASK 0x7FFFFFFFE000 198 199 /* 200 * The following macros are for loading and unloading io tte 201 * entries. 202 */ 203 #define MMU_TTE_SIZE 8 204 #define MMU_TTE_V (1ull << 63) 205 #define MMU_TTE_W (1ull << 1) 206 #define MMU_TTE_RO (1ull << 62) /* Oberon Relaxed Ordering */ 207 208 #define INO_BITS 6 /* INO#s are 6 bits long */ 209 #define INO_MASK 0x3F /* INO#s mask */ 210 211 #define SYSINO_TO_DEVINO(sysino) (sysino & INO_MASK) 212 213 #define FIRE_IGN_MASK 0x1F /* IGN#s mask, 5 bits long for Fire */ 214 #define OBERON_IGN_MASK 0xFF /* IGN#s mask, 8 bits long for Oberon */ 215 216 #define ID_TO_IGN(chip, portid) ((portid) & ((chip) == PX_CHIP_OBERON ? \ 217 OBERON_IGN_MASK : FIRE_IGN_MASK)) 218 219 #define DEVINO_TO_SYSINO(portid, devino) \ 220 (((portid) << INO_BITS) | ((devino) & INO_MASK)) 221 222 /* Interrupt states */ 223 #define INTERRUPT_IDLE_STATE 0 224 #define INTERRUPT_RECEIVED_STATE 1 225 #define INTERRUPT_PENDING_STATE 3 226 227 /* 228 * Defines for link width and max packet size for ACKBAK Latency Threshold Timer 229 * and TxLink Replay Timer Latency Table array sizes 230 * Num Link Width Packet Size 231 * 0 1 128 232 * 1 4 256 233 * 2 8 512 234 * 3 16 1024 235 * 4 - 2048 236 * 5 - 4096 237 */ 238 #define LINK_WIDTH_ARR_SIZE 4 239 #define LINK_MAX_PKT_ARR_SIZE 6 240 241 /* 242 * Defines for registers which have multi-bit fields. 243 */ 244 #define TLU_LINK_CONTROL_ASPM_DISABLED 0x0 245 #define TLU_LINK_CONTROL_ASPM_L0S_EN 0x1 246 #define TLU_LINK_CONTROL_ASPM_L1_EN 0x2 247 #define TLU_LINK_CONTROL_ASPM_L0S_L1_EN 0x3 248 249 #define TLU_CONTROL_CONFIG_DEFAULT 0x1 250 #define TLU_CONTROL_L0S_TIM_DEFAULT 0xdaull 251 #define TLU_CONTROL_MPS_MASK 0x1C 252 #define TLU_CONTROL_MPS_SHIFT 2 253 254 #define LPU_TXLINK_REPLAY_NUMBER_STATUS_RPLAY_NUM_0 0x0 255 #define LPU_TXLINK_REPLAY_NUMBER_STATUS_RPLAY_NUM_1 0x1 256 #define LPU_TXLINK_REPLAY_NUMBER_STATUS_RPLAY_NUM_2 0x2 257 #define LPU_TXLINK_REPLAY_NUMBER_STATUS_RPLAY_NUM_3 0x3 258 259 #define LPU_TXLINK_RETRY_FIFO_POINTER_RTRY_FIFO_TLPTR_DEFAULT 0xFFFFull 260 #define LPU_TXLINK_RETRY_FIFO_POINTER_RTRY_FIFO_HDPTR_DEFAULT 0x0ull 261 262 #define LPU_TXLINK_SEQUENCE_COUNTER_ACK_SEQ_CNTR_DEFAULT 0xFFF 263 #define LPU_TXLINK_SEQUENCE_COUNTER_NXT_TX_SEQ_CNTR_DEFAULT 0x0 264 #define LPU_TXLINK_SEQUENCE_COUNT_FIFO_MAX_ADDR_SEQ_CNT_MAX_ADDR_DEF 0x157 265 266 #define LPU_TXLINK_SEQUENCE_COUNT_FIFO_POINTERS_SEQ_CNT_TLPTR_DEFAULT 0xFFF 267 #define LPU_TXLINK_SEQUENCE_COUNT_FIFO_POINTERS_SEQ_CNT_HDPTR_DEFAULT 0x0 268 269 #define LPU_LTSSM_CONFIG1_LTSSM_8_TO_DEFAULT 0x2 270 #define LPU_LTSSM_CONFIG1_LTSSM_20_TO_DEFAULT 0x5 271 #define LPU_LTSSM_CONFIG2_LTSSM_12_TO_DEFAULT 0x2DC6C0 272 #define LPU_LTSSM_CONFIG3_LTSSM_2_TO_DEFAULT 0x7A120 273 #define LPU_LTSSM_CONFIG4_DATA_RATE_DEFAULT 0x2 274 #define LPU_LTSSM_CONFIG4_N_FTS_DEFAULT 0x8c 275 276 /* LPU LTSSM states */ 277 #define LPU_LTSSM_L0 0x0 278 #define LPU_LTSSM_L1_IDLE 0x15 279 280 /* TLU Control register bits */ 281 #define TLU_REMAIN_DETECT_QUIET 8 282 283 /* 284 * Fire hardware specific version definitions. 285 * All Fire versions > 2.0 will be numerically greater than FIRE_MOD_REV_20 286 */ 287 #define FIRE_MOD_REV_20 0x03 288 289 /* 290 * Oberon specific definitions. 291 */ 292 #define OBERON_RANGE_PROP_MASK 0x7fff 293 294 /* 295 * HW specific paddr mask. 296 */ 297 extern uint64_t px_paddr_mask; 298 299 extern void hvio_cb_init(caddr_t xbc_csr_base, pxu_t *pxu_p); 300 extern void hvio_ib_init(caddr_t csr_base, pxu_t *pxu_p); 301 extern void hvio_mmu_init(caddr_t csr_base, pxu_t *pxu_p); 302 extern void hvio_pec_init(caddr_t csr_base, pxu_t *pxu_p); 303 304 extern uint64_t hvio_intr_devino_to_sysino(devhandle_t dev_hdl, pxu_t *pxu_p, 305 devino_t devino, sysino_t *sysino); 306 extern uint64_t hvio_intr_getvalid(devhandle_t dev_hdl, sysino_t sysino, 307 intr_valid_state_t *intr_valid_state); 308 extern uint64_t hvio_intr_setvalid(devhandle_t dev_hdl, sysino_t sysino, 309 intr_valid_state_t intr_valid_state); 310 extern uint64_t hvio_intr_getstate(devhandle_t dev_hdl, sysino_t sysino, 311 intr_state_t *intr_state); 312 extern uint64_t hvio_intr_setstate(devhandle_t dev_hdl, sysino_t sysino, 313 intr_state_t intr_state); 314 extern uint64_t hvio_intr_gettarget(devhandle_t dev_hdl, pxu_t *pxu_p, 315 sysino_t sysino, cpuid_t *cpuid); 316 extern uint64_t hvio_intr_settarget(devhandle_t dev_hdl, pxu_t *pxu_p, 317 sysino_t sysino, cpuid_t cpuid); 318 319 extern uint64_t hvio_iommu_map(devhandle_t dev_hdl, pxu_t *pxu_p, tsbid_t tsbid, 320 pages_t pages, io_attributes_t attr, void *addr, size_t pfn_index, 321 int flags); 322 extern uint64_t hvio_iommu_demap(devhandle_t dev_hdl, pxu_t *pxu_p, 323 tsbid_t tsbid, pages_t pages); 324 extern uint64_t hvio_iommu_getmap(devhandle_t dev_hdl, pxu_t *pxu_p, 325 tsbid_t tsbid, io_attributes_t *attr_p, r_addr_t *r_addr_p); 326 extern uint64_t hvio_iommu_getbypass(devhandle_t dev_hdl, pxu_t *pxu_p, 327 r_addr_t ra, io_attributes_t attr, io_addr_t *io_addr_p); 328 extern uint64_t hvio_get_bypass_base(pxu_t *pxu_p); 329 extern uint64_t hvio_get_bypass_end(pxu_t *pxu_p); 330 extern uint64_t px_get_range_prop(px_t *px_p, pci_ranges_t *rp, int bank); 331 332 333 /* 334 * MSIQ Functions: 335 */ 336 extern uint64_t hvio_msiq_init(devhandle_t dev_hdl, pxu_t *pxu_p); 337 extern uint64_t hvio_msiq_getvalid(devhandle_t dev_hdl, msiqid_t msiq_id, 338 pci_msiq_valid_state_t *msiq_valid_state); 339 extern uint64_t hvio_msiq_setvalid(devhandle_t dev_hdl, msiqid_t msiq_id, 340 pci_msiq_valid_state_t msiq_valid_state); 341 extern uint64_t hvio_msiq_getstate(devhandle_t dev_hdl, msiqid_t msiq_id, 342 pci_msiq_state_t *msiq_state); 343 extern uint64_t hvio_msiq_setstate(devhandle_t dev_hdl, msiqid_t msiq_id, 344 pci_msiq_state_t msiq_state); 345 extern uint64_t hvio_msiq_gethead(devhandle_t dev_hdl, msiqid_t msiq_id, 346 msiqhead_t *msiq_head); 347 extern uint64_t hvio_msiq_sethead(devhandle_t dev_hdl, msiqid_t msiq_id, 348 msiqhead_t msiq_head); 349 extern uint64_t hvio_msiq_gettail(devhandle_t dev_hdl, msiqid_t msiq_id, 350 msiqtail_t *msiq_tail); 351 352 /* 353 * MSI Functions: 354 */ 355 extern uint64_t hvio_msi_init(devhandle_t dev_hdl, uint64_t addr32, 356 uint64_t addr64); 357 extern uint64_t hvio_msi_getmsiq(devhandle_t dev_hdl, msinum_t msi_num, 358 msiqid_t *msiq_id); 359 extern uint64_t hvio_msi_setmsiq(devhandle_t dev_hdl, msinum_t msi_num, 360 msiqid_t msiq_id); 361 extern uint64_t hvio_msi_getvalid(devhandle_t dev_hdl, msinum_t msi_num, 362 pci_msi_valid_state_t *msi_valid_state); 363 extern uint64_t hvio_msi_setvalid(devhandle_t dev_hdl, msinum_t msi_num, 364 pci_msi_valid_state_t msi_valid_state); 365 extern uint64_t hvio_msi_getstate(devhandle_t dev_hdl, msinum_t msi_num, 366 pci_msi_state_t *msi_state); 367 extern uint64_t hvio_msi_setstate(devhandle_t dev_hdl, msinum_t msi_num, 368 pci_msi_state_t msi_state); 369 370 /* 371 * MSG Functions: 372 */ 373 extern uint64_t hvio_msg_getmsiq(devhandle_t dev_hdl, pcie_msg_type_t msg_type, 374 msiqid_t *msiq_id); 375 extern uint64_t hvio_msg_setmsiq(devhandle_t dev_hdl, pcie_msg_type_t msg_type, 376 msiqid_t msiq_id); 377 extern uint64_t hvio_msg_getvalid(devhandle_t dev_hdl, pcie_msg_type_t msg_type, 378 pcie_msg_valid_state_t *msg_valid_state); 379 extern uint64_t hvio_msg_setvalid(devhandle_t dev_hdl, pcie_msg_type_t msg_type, 380 pcie_msg_valid_state_t msg_valid_state); 381 382 /* 383 * Suspend/Resume Functions: 384 */ 385 extern uint64_t hvio_suspend(devhandle_t dev_hdl, pxu_t *pxu_p); 386 extern void hvio_resume(devhandle_t dev_hdl, 387 devino_t devino, pxu_t *pxu_p); 388 extern uint64_t hvio_cb_suspend(devhandle_t dev_hdl, pxu_t *pxu_p); 389 extern void hvio_cb_resume(devhandle_t pci_dev_hdl, devhandle_t xbus_dev_hdl, 390 devino_t devino, pxu_t *pxu_p); 391 extern int px_send_pme_turnoff(caddr_t csr_base); 392 extern int px_link_wait4l1idle(caddr_t csr_base); 393 extern int px_link_retrain(caddr_t csr_base); 394 extern void px_enable_detect_quiet(caddr_t csr_base); 395 396 extern void px_lib_clr_errs(px_t *px_p, dev_info_t *rdip, uint64_t addr); 397 398 /* 399 * Hotplug functions: 400 */ 401 extern int hvio_hotplug_init(dev_info_t *dip, void *arg); 402 extern int hvio_hotplug_uninit(dev_info_t *dip); 403 404 #ifdef __cplusplus 405 } 406 #endif 407 408 #endif /* _SYS_PX_LIB4U_H */ 409