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 /* 23 * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 /* 28 * Copyright (c) 2002-2005 Neterion, Inc. 29 * All right Reserved. 30 * 31 * FileName : xge_osdep.h 32 * 33 * Description: OSPAL - Solaris 34 * 35 */ 36 37 #ifndef _SYS_XGE_OSDEP_H 38 #define _SYS_XGE_OSDEP_H 39 40 #pragma ident "%Z%%M% %I% %E% SMI" 41 42 #include <sys/ddi.h> 43 #include <sys/sunddi.h> 44 #include <sys/varargs.h> 45 #include <sys/atomic.h> 46 #include <sys/policy.h> 47 #include <sys/int_fmtio.h> 48 #include <sys/thread.h> 49 #include <sys/cpuvar.h> 50 51 #include <inet/common.h> 52 #include <inet/ip.h> 53 #include <inet/mi.h> 54 #include <inet/nd.h> 55 56 #ifdef __cplusplus 57 extern "C" { 58 #endif 59 60 /* ------------------------- includes and defines ------------------------- */ 61 62 #define XGE_HAL_TX_MULTI_POST_IRQ 1 63 #define XGE_HAL_TX_MULTI_RESERVE_IRQ 1 64 #define XGE_HAL_TX_MULTI_FREE_IRQ 1 65 #define XGE_HAL_DMA_DTR_CONSISTENT 1 66 #define XGE_HAL_DMA_STATS_STREAMING 1 67 68 #if defined(__sparc) 69 #define XGE_OS_DMA_REQUIRES_SYNC 1 70 #endif 71 72 #define XGE_HAL_ALIGN_XMIT 1 73 74 #ifdef _BIG_ENDIAN 75 #define XGE_OS_HOST_BIG_ENDIAN 1 76 #else 77 #define XGE_OS_HOST_LITTLE_ENDIAN 1 78 #endif 79 80 #if defined(__sparc) 81 #define XGE_OS_HOST_PAGE_SIZE 8192 82 #else 83 #define XGE_OS_HOST_PAGE_SIZE 4096 84 #endif 85 86 #if defined(_LP64) 87 #define XGE_OS_PLATFORM_64BIT 1 88 #else 89 #define XGE_OS_PLATFORM_32BIT 1 90 #endif 91 92 #define XGE_OS_HAS_SNPRINTF 1 93 94 /* LRO defines */ 95 #define XGE_LL_IP_FAST_CSUM(hdr, len) 0 /* ip_ocsum(hdr, len>>1, 0); */ 96 97 /* ---------------------- fixed size primitive types ----------------------- */ 98 99 #define u8 uint8_t 100 #define u16 uint16_t 101 #define u32 uint32_t 102 #define u64 uint64_t 103 typedef u64 dma_addr_t; 104 #define ulong_t ulong_t 105 #define ptrdiff_t ptrdiff_t 106 typedef kmutex_t spinlock_t; 107 typedef dev_info_t *pci_dev_h; 108 typedef ddi_acc_handle_t pci_reg_h; 109 typedef ddi_acc_handle_t pci_cfg_h; 110 typedef uint_t pci_irq_h; 111 typedef ddi_dma_handle_t pci_dma_h; 112 typedef ddi_acc_handle_t pci_dma_acc_h; 113 114 /* LRO types */ 115 #define OS_NETSTACK_BUF mblk_t * 116 #define OS_LL_HEADER uint8_t * 117 #define OS_IP_HEADER uint8_t * 118 #define OS_TL_HEADER uint8_t * 119 120 /* -------------------------- "libc" functionality ------------------------- */ 121 122 #define xge_os_strlcpy (void) strlcpy 123 #define xge_os_strlen strlen 124 #define xge_os_snprintf snprintf 125 #define xge_os_memzero(addr, size) bzero(addr, size) 126 #define xge_os_memcpy(dst, src, size) bcopy(src, dst, size) 127 #define xge_os_memcmp(src1, src2, size) bcmp(src1, src2, size) 128 #define xge_os_ntohl ntohl 129 #define xge_os_htons htons 130 #define xge_os_ntohs ntohs 131 132 #ifdef __GNUC__ 133 #define xge_os_printf(fmt...) cmn_err(CE_CONT, fmt) 134 #define xge_os_sprintf(buf, fmt...) strlen(sprintf(buf, fmt)) 135 #else 136 #define xge_os_vaprintf(fmt) { \ 137 va_list va; \ 138 va_start(va, fmt); \ 139 vcmn_err(CE_CONT, fmt, va); \ 140 va_end(va); \ 141 } 142 143 static inline void xge_os_printf(char *fmt, ...) { 144 xge_os_vaprintf(fmt); 145 } 146 147 #define xge_os_vasprintf(buf, fmt) { \ 148 va_list va; \ 149 va_start(va, fmt); \ 150 (void) vsprintf(buf, fmt, va); \ 151 va_end(va); \ 152 } 153 154 static inline int xge_os_sprintf(char *buf, char *fmt, ...) { 155 xge_os_vasprintf(buf, fmt); 156 return (strlen(buf)); 157 } 158 #endif 159 160 #define xge_os_timestamp(buf) { \ 161 todinfo_t todinfo = utc_to_tod(ddi_get_time()); \ 162 (void) xge_os_sprintf(buf, "%02d/%02d/%02d.%02d:%02d:%02d: ", \ 163 todinfo.tod_day, todinfo.tod_month, \ 164 (1970 + todinfo.tod_year - 70), \ 165 todinfo.tod_hour, todinfo.tod_min, todinfo.tod_sec); \ 166 } 167 168 #define xge_os_println xge_os_printf 169 170 /* -------------------- synchronization primitives ------------------------- */ 171 172 #define xge_os_spin_lock_init(lockp, ctxh) \ 173 mutex_init(lockp, NULL, MUTEX_DRIVER, NULL) 174 #define xge_os_spin_lock_init_irq(lockp, irqh) \ 175 mutex_init(lockp, NULL, MUTEX_DRIVER, DDI_INTR_PRI(irqh)) 176 #define xge_os_spin_lock_destroy(lockp, cthx) \ 177 (cthx = cthx, mutex_destroy(lockp)) 178 #define xge_os_spin_lock_destroy_irq(lockp, cthx) \ 179 (cthx = cthx, mutex_destroy(lockp)) 180 #define xge_os_spin_lock(lockp) mutex_enter(lockp) 181 #define xge_os_spin_unlock(lockp) mutex_exit(lockp) 182 #define xge_os_spin_lock_irq(lockp, flags) (flags = flags, mutex_enter(lockp)) 183 #define xge_os_spin_unlock_irq(lockp, flags) mutex_exit(lockp) 184 185 /* x86 arch will never re-order writes, Sparc can */ 186 #define xge_os_wmb() membar_producer() 187 188 #define xge_os_udelay(us) drv_usecwait(us) 189 #define xge_os_mdelay(ms) drv_usecwait(ms * 1000) 190 191 #define xge_os_cmpxchg(targetp, cmp, newval) \ 192 sizeof (*(targetp)) == 4 ? \ 193 cas32((uint32_t *)targetp, cmp, newval) : \ 194 cas64((uint64_t *)targetp, cmp, newval) 195 196 /* ------------------------- misc primitives ------------------------------- */ 197 198 #define xge_os_unlikely(x) (x) 199 #define xge_os_prefetch(a) (a = a) 200 #define xge_os_prefetchw 201 #ifdef __GNUC__ 202 #define xge_os_bug(fmt...) cmn_err(CE_PANIC, fmt) 203 #else 204 static inline void xge_os_bug(char *fmt, ...) { 205 va_list ap; 206 207 va_start(ap, fmt); 208 vcmn_err(CE_PANIC, fmt, ap); 209 va_end(ap); 210 } 211 #endif 212 213 /* -------------------------- compiler stuffs ------------------------------ */ 214 215 #if defined(__i386) 216 #define __xge_os_cacheline_size 64 /* L1-cache line size: x86_64 */ 217 #else 218 #define __xge_os_cacheline_size 64 /* L1-cache line size: sparcv9 */ 219 #endif 220 221 #ifdef __GNUC__ 222 #define __xge_os_attr_cacheline_aligned \ 223 __attribute__((__aligned__(__xge_os_cacheline_size))) 224 #else 225 #define __xge_os_attr_cacheline_aligned 226 #endif 227 228 /* ---------------------- memory primitives -------------------------------- */ 229 230 static inline void *__xge_os_malloc(pci_dev_h pdev, unsigned long size, 231 char *file, int line) 232 { 233 void *vaddr = kmem_alloc(size, KM_SLEEP); 234 235 XGE_OS_MEMORY_CHECK_MALLOC(vaddr, size, file, line); 236 return (vaddr); 237 } 238 239 static inline void xge_os_free(pci_dev_h pdev, const void *vaddr, 240 unsigned long size) 241 { 242 XGE_OS_MEMORY_CHECK_FREE(vaddr, size); 243 kmem_free((void*)vaddr, size); 244 } 245 246 #define xge_os_malloc(pdev, size) \ 247 __xge_os_malloc(pdev, size, __FILE__, __LINE__) 248 249 static inline void *__xge_os_dma_malloc(pci_dev_h pdev, unsigned long size, 250 int dma_flags, pci_dma_h *p_dmah, pci_dma_acc_h *p_dma_acch, char *file, 251 int line) 252 { 253 void *vaddr; 254 int ret; 255 size_t real_size; 256 extern ddi_device_acc_attr_t *p_xge_dev_attr; 257 extern struct ddi_dma_attr *p_hal_dma_attr; 258 259 ret = ddi_dma_alloc_handle(pdev, p_hal_dma_attr, 260 DDI_DMA_DONTWAIT, 0, p_dmah); 261 if (ret != DDI_SUCCESS) { 262 return (NULL); 263 } 264 265 ret = ddi_dma_mem_alloc(*p_dmah, size, p_xge_dev_attr, 266 (dma_flags & XGE_OS_DMA_CONSISTENT ? 267 DDI_DMA_CONSISTENT : DDI_DMA_STREAMING), DDI_DMA_DONTWAIT, 0, 268 (caddr_t *)&vaddr, &real_size, p_dma_acch); 269 if (ret != DDI_SUCCESS) { 270 ddi_dma_free_handle(p_dmah); 271 return (NULL); 272 } 273 274 if (size > real_size) { 275 ddi_dma_mem_free(p_dma_acch); 276 ddi_dma_free_handle(p_dmah); 277 return (NULL); 278 } 279 280 XGE_OS_MEMORY_CHECK_MALLOC(vaddr, size, file, line); 281 282 return (vaddr); 283 } 284 285 #define xge_os_dma_malloc(pdev, size, dma_flags, p_dmah, p_dma_acch) \ 286 __xge_os_dma_malloc(pdev, size, dma_flags, p_dmah, p_dma_acch, \ 287 __FILE__, __LINE__) 288 289 static inline void xge_os_dma_free(pci_dev_h pdev, const void *vaddr, int size, 290 pci_dma_acc_h *p_dma_acch, pci_dma_h *p_dmah) 291 { 292 XGE_OS_MEMORY_CHECK_FREE(vaddr, 0); 293 ddi_dma_mem_free(p_dma_acch); 294 ddi_dma_free_handle(p_dmah); 295 } 296 297 298 /* --------------------------- pci primitives ------------------------------ */ 299 300 #define xge_os_pci_read8(pdev, cfgh, where, val) \ 301 (*(val) = pci_config_get8(cfgh, where)) 302 303 #define xge_os_pci_write8(pdev, cfgh, where, val) \ 304 pci_config_put8(cfgh, where, val) 305 306 #define xge_os_pci_read16(pdev, cfgh, where, val) \ 307 (*(val) = pci_config_get16(cfgh, where)) 308 309 #define xge_os_pci_write16(pdev, cfgh, where, val) \ 310 pci_config_put16(cfgh, where, val) 311 312 #define xge_os_pci_read32(pdev, cfgh, where, val) \ 313 (*(val) = pci_config_get32(cfgh, where)) 314 315 #define xge_os_pci_write32(pdev, cfgh, where, val) \ 316 pci_config_put32(cfgh, where, val) 317 318 /* --------------------------- io primitives ------------------------------- */ 319 320 #define xge_os_pio_mem_read8(pdev, regh, addr) \ 321 (ddi_get8(regh, (uint8_t *)(addr))) 322 323 #define xge_os_pio_mem_write8(pdev, regh, val, addr) \ 324 (ddi_put8(regh, (uint8_t *)(addr), val)) 325 326 #define xge_os_pio_mem_read16(pdev, regh, addr) \ 327 (ddi_get16(regh, (uint16_t *)(addr))) 328 329 #define xge_os_pio_mem_write16(pdev, regh, val, addr) \ 330 (ddi_put16(regh, (uint16_t *)(addr), val)) 331 332 #define xge_os_pio_mem_read32(pdev, regh, addr) \ 333 (ddi_get32(regh, (uint32_t *)(addr))) 334 335 #define xge_os_pio_mem_write32(pdev, regh, val, addr) \ 336 (ddi_put32(regh, (uint32_t *)(addr), val)) 337 338 #define xge_os_pio_mem_read64(pdev, regh, addr) \ 339 (ddi_get64(regh, (uint64_t *)(addr))) 340 341 #define xge_os_pio_mem_write64(pdev, regh, val, addr) \ 342 (ddi_put64(regh, (uint64_t *)(addr), val)) 343 344 #define xge_os_flush_bridge xge_os_pio_mem_read64 345 346 /* --------------------------- dma primitives ----------------------------- */ 347 348 #define XGE_OS_DMA_DIR_TODEVICE DDI_DMA_SYNC_FORDEV 349 #define XGE_OS_DMA_DIR_FROMDEVICE DDI_DMA_SYNC_FORKERNEL 350 #define XGE_OS_DMA_DIR_BIDIRECTIONAL -1 351 #if defined(__x86) 352 #define XGE_OS_DMA_USES_IOMMU 0 353 #else 354 #define XGE_OS_DMA_USES_IOMMU 1 355 #endif 356 357 #define XGE_OS_INVALID_DMA_ADDR ((dma_addr_t)0) 358 359 static inline dma_addr_t xge_os_dma_map(pci_dev_h pdev, pci_dma_h dmah, 360 void *vaddr, size_t size, int dir, int dma_flags) { 361 int ret; 362 uint_t flags; 363 uint_t ncookies; 364 ddi_dma_cookie_t dma_cookie; 365 366 switch (dir) { 367 case XGE_OS_DMA_DIR_TODEVICE: 368 flags = DDI_DMA_WRITE; 369 break; 370 case XGE_OS_DMA_DIR_FROMDEVICE: 371 flags = DDI_DMA_READ; 372 break; 373 case XGE_OS_DMA_DIR_BIDIRECTIONAL: 374 flags = DDI_DMA_RDWR; 375 break; 376 default: 377 return (0); 378 } 379 380 flags |= (dma_flags & XGE_OS_DMA_CONSISTENT) ? 381 DDI_DMA_CONSISTENT : DDI_DMA_STREAMING; 382 383 ret = ddi_dma_addr_bind_handle(dmah, NULL, vaddr, size, flags, 384 DDI_DMA_SLEEP, 0, &dma_cookie, &ncookies); 385 if (ret != DDI_SUCCESS) { 386 return (0); 387 } 388 389 if (ncookies != 1 || dma_cookie.dmac_size < size) { 390 (void) ddi_dma_unbind_handle(dmah); 391 return (0); 392 } 393 394 return (dma_cookie.dmac_laddress); 395 } 396 397 static inline void xge_os_dma_unmap(pci_dev_h pdev, pci_dma_h dmah, 398 dma_addr_t dma_addr, size_t size, int dir) 399 { 400 (void) ddi_dma_unbind_handle(dmah); 401 } 402 403 static inline void xge_os_dma_sync(pci_dev_h pdev, pci_dma_h dmah, 404 dma_addr_t dma_addr, u64 dma_offset, size_t length, int dir) 405 { 406 (void) ddi_dma_sync(dmah, dma_offset, length, dir); 407 } 408 409 #ifdef __cplusplus 410 } 411 #endif 412 413 #endif /* _SYS_XGE_OSDEP_H */ 414