1 /*- 2 * HighPoint RAID Driver for FreeBSD 3 * 4 * SPDX-License-Identifier: BSD-2-Clause 5 * 6 * Copyright (C) 2005-2011 HighPoint Technologies, Inc. All Rights Reserved. 7 * All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 * 30 * $FreeBSD$ 31 */ 32 33 #include <dev/hpt27xx/hpt27xx_config.h> 34 35 #include <dev/hpt27xx/os_bsd.h> 36 37 BUS_ADDRESS get_dmapool_phy_addr(void *osext, void * dmapool_virt_addr); 38 39 /* hardware access */ 40 HPT_U8 os_inb (void *port) { return inb((unsigned)(HPT_UPTR)port); } 41 HPT_U16 os_inw (void *port) { return inw((unsigned)(HPT_UPTR)port); } 42 HPT_U32 os_inl (void *port) { return inl((unsigned)(HPT_UPTR)port); } 43 44 void os_outb (void *port, HPT_U8 value) { outb((unsigned)(HPT_UPTR)port, (value)); } 45 void os_outw (void *port, HPT_U16 value) { outw((unsigned)(HPT_UPTR)port, (value)); } 46 void os_outl (void *port, HPT_U32 value) { outl((unsigned)(HPT_UPTR)port, (value)); } 47 48 void os_insw (void *port, HPT_U16 *buffer, HPT_U32 count) 49 { insw((unsigned)(HPT_UPTR)port, (void *)buffer, count); } 50 51 void os_outsw(void *port, HPT_U16 *buffer, HPT_U32 count) 52 { outsw((unsigned)(HPT_UPTR)port, (void *)buffer, count); } 53 54 HPT_U32 __dummy_reg = 0; 55 56 /* PCI configuration space */ 57 HPT_U8 os_pci_readb (void *osext, HPT_U8 offset) 58 { 59 return pci_read_config(((PHBA)osext)->pcidev, offset, 1); 60 } 61 62 HPT_U16 os_pci_readw (void *osext, HPT_U8 offset) 63 { 64 return pci_read_config(((PHBA)osext)->pcidev, offset, 2); 65 } 66 67 HPT_U32 os_pci_readl (void *osext, HPT_U8 offset) 68 { 69 return pci_read_config(((PHBA)osext)->pcidev, offset, 4); 70 } 71 72 void os_pci_writeb (void *osext, HPT_U8 offset, HPT_U8 value) 73 { 74 pci_write_config(((PHBA)osext)->pcidev, offset, value, 1); 75 } 76 77 void os_pci_writew (void *osext, HPT_U8 offset, HPT_U16 value) 78 { 79 pci_write_config(((PHBA)osext)->pcidev, offset, value, 2); 80 } 81 82 void os_pci_writel (void *osext, HPT_U8 offset, HPT_U32 value) 83 { 84 pci_write_config(((PHBA)osext)->pcidev, offset, value, 4); 85 } 86 87 BUS_ADDRESS get_dmapool_phy_addr(void *osext, void * dmapool_virt_addr) 88 { 89 return (BUS_ADDRESS)vtophys(dmapool_virt_addr); 90 } 91 92 /* PCI space access */ 93 HPT_U8 pcicfg_read_byte (HPT_U8 bus, HPT_U8 dev, HPT_U8 func, HPT_U8 reg) 94 { 95 return (HPT_U8)pci_cfgregread(bus, dev, func, reg, 1); 96 } 97 HPT_U32 pcicfg_read_dword(HPT_U8 bus, HPT_U8 dev, HPT_U8 func, HPT_U8 reg) 98 { 99 return (HPT_U32)pci_cfgregread(bus, dev, func, reg, 4); 100 } 101 void pcicfg_write_byte (HPT_U8 bus, HPT_U8 dev, HPT_U8 func, HPT_U8 reg, HPT_U8 v) 102 { 103 pci_cfgregwrite(bus, dev, func, reg, v, 1); 104 } 105 void pcicfg_write_dword(HPT_U8 bus, HPT_U8 dev, HPT_U8 func, HPT_U8 reg, HPT_U32 v) 106 { 107 pci_cfgregwrite(bus, dev, func, reg, v, 4); 108 }/* PCI space access */ 109 110 void *os_map_pci_bar( 111 void *osext, 112 int index, 113 HPT_U32 offset, 114 HPT_U32 length 115 ) 116 { 117 PHBA hba = (PHBA)osext; 118 HPT_U32 base; 119 120 hba->pcibar[index].rid = 0x10 + index * 4; 121 base = pci_read_config(hba->pcidev, hba->pcibar[index].rid, 4); 122 123 if (base & 1) { 124 hba->pcibar[index].type = SYS_RES_IOPORT; 125 hba->pcibar[index].res = bus_alloc_resource_any(hba->pcidev, 126 hba->pcibar[index].type, &hba->pcibar[index].rid, RF_ACTIVE); 127 hba->pcibar[index].base = (void *)(unsigned long)(base & ~0x1); 128 } else { 129 hba->pcibar[index].type = SYS_RES_MEMORY; 130 hba->pcibar[index].res = bus_alloc_resource_any(hba->pcidev, 131 hba->pcibar[index].type, &hba->pcibar[index].rid, RF_ACTIVE); 132 hba->pcibar[index].base = (char *)rman_get_virtual(hba->pcibar[index].res) + offset; 133 } 134 135 return hba->pcibar[index].base; 136 } 137 138 void os_unmap_pci_bar(void *osext, void *base) 139 { 140 PHBA hba = (PHBA)osext; 141 int index; 142 143 for (index=0; index<6; index++) { 144 if (hba->pcibar[index].base==base) { 145 bus_release_resource(hba->pcidev, hba->pcibar[index].type, 146 hba->pcibar[index].rid, hba->pcibar[index].res); 147 hba->pcibar[index].base = 0; 148 return; 149 } 150 } 151 } 152 153 void freelist_reserve(struct freelist *list, void *osext, HPT_UINT size, HPT_UINT count) 154 { 155 PVBUS_EXT vbus_ext = osext; 156 157 if (vbus_ext->ext_type!=EXT_TYPE_VBUS) 158 vbus_ext = ((PHBA)osext)->vbus_ext; 159 160 list->next = vbus_ext->freelist_head; 161 vbus_ext->freelist_head = list; 162 list->dma = 0; 163 list->size = size; 164 list->head = 0; 165 #if DBG 166 list->reserved_count = 167 #endif 168 list->count = count; 169 } 170 171 void *freelist_get(struct freelist *list) 172 { 173 void * result; 174 if (list->count) { 175 HPT_ASSERT(list->head); 176 result = list->head; 177 list->head = *(void **)result; 178 list->count--; 179 return result; 180 } 181 return 0; 182 } 183 184 void freelist_put(struct freelist * list, void *p) 185 { 186 HPT_ASSERT(list->dma==0); 187 list->count++; 188 *(void **)p = list->head; 189 list->head = p; 190 } 191 192 void freelist_reserve_dma(struct freelist *list, void *osext, HPT_UINT size, HPT_UINT alignment, HPT_UINT count) 193 { 194 PVBUS_EXT vbus_ext = osext; 195 196 if (vbus_ext->ext_type!=EXT_TYPE_VBUS) 197 vbus_ext = ((PHBA)osext)->vbus_ext; 198 199 list->next = vbus_ext->freelist_dma_head; 200 vbus_ext->freelist_dma_head = list; 201 list->dma = 1; 202 list->alignment = alignment; 203 list->size = size; 204 list->head = 0; 205 #if DBG 206 list->reserved_count = 207 #endif 208 list->count = count; 209 } 210 211 void *freelist_get_dma(struct freelist *list, BUS_ADDRESS *busaddr) 212 { 213 void *result; 214 HPT_ASSERT(list->dma); 215 result = freelist_get(list); 216 if (result) 217 *busaddr = *(BUS_ADDRESS *)((void **)result+1); 218 return result; 219 } 220 221 void freelist_put_dma(struct freelist *list, void *p, BUS_ADDRESS busaddr) 222 { 223 HPT_ASSERT(list->dma); 224 list->count++; 225 *(void **)p = list->head; 226 *(BUS_ADDRESS *)((void **)p+1) = busaddr; 227 list->head = p; 228 } 229 230 HPT_U32 os_get_stamp(void) 231 { 232 HPT_U32 stamp; 233 do { stamp = random(); } while (stamp==0); 234 return stamp; 235 } 236 237 void os_stallexec(HPT_U32 microseconds) 238 { 239 DELAY(microseconds); 240 } 241 242 static void os_timer_for_ldm(void *arg) 243 { 244 PVBUS_EXT vbus_ext = (PVBUS_EXT)arg; 245 ldm_on_timer((PVBUS)vbus_ext->vbus); 246 } 247 248 void os_request_timer(void * osext, HPT_U32 interval) 249 { 250 PVBUS_EXT vbus_ext = osext; 251 252 HPT_ASSERT(vbus_ext->ext_type==EXT_TYPE_VBUS); 253 callout_reset_sbt(&vbus_ext->timer, SBT_1US * interval, 0, 254 os_timer_for_ldm, vbus_ext, 0); 255 } 256 257 HPT_TIME os_query_time(void) 258 { 259 return ticks * (1000000 / hz); 260 } 261 262 void os_schedule_task(void *osext, OSM_TASK *task) 263 { 264 PVBUS_EXT vbus_ext = osext; 265 266 HPT_ASSERT(task->next==0); 267 268 if (vbus_ext->tasks==0) 269 vbus_ext->tasks = task; 270 else { 271 OSM_TASK *t = vbus_ext->tasks; 272 while (t->next) t = t->next; 273 t->next = task; 274 } 275 276 if (vbus_ext->worker.ta_context) 277 TASK_ENQUEUE(&vbus_ext->worker); 278 } 279 280 int os_revalidate_device(void *osext, int id) 281 { 282 283 return 0; 284 } 285 286 int os_query_remove_device(void *osext, int id) 287 { 288 return 0; 289 } 290 291 HPT_U8 os_get_vbus_seq(void *osext) 292 { 293 return ((PVBUS_EXT)osext)->sim->path_id; 294 } 295 296 int os_printk(char *fmt, ...) 297 { 298 va_list args; 299 static char buf[512]; 300 301 va_start(args, fmt); 302 vsnprintf(buf, sizeof(buf), fmt, args); 303 va_end(args); 304 return printf("%s: %s\n", driver_name, buf); 305 } 306 307 #if DBG 308 void os_check_stack(const char *location, int size){} 309 310 void __os_dbgbreak(const char *file, int line) 311 { 312 printf("*** break at %s:%d ***", file, line); 313 while (1); 314 } 315 316 int hpt_dbg_level = 1; 317 #endif 318