hptrr_os_bsd.c revision 176031
1316722Sdelphij/* 2275970Scy * Copyright (c) HighPoint Technologies, Inc. 3275970Scy * All rights reserved. 4275970Scy * 5275970Scy * Redistribution and use in source and binary forms, with or without 6316722Sdelphij * modification, are permitted provided that the following conditions 7275970Scy * are met: 8275970Scy * 1. Redistributions of source code must retain the above copyright 9275970Scy * notice, this list of conditions and the following disclaimer. 10275970Scy * 2. Redistributions in binary form must reproduce the above copyright 11275970Scy * notice, this list of conditions and the following disclaimer in the 12275970Scy * documentation and/or other materials provided with the distribution. 13275970Scy * 14275970Scy * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15275970Scy * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16275970Scy * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17275970Scy * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18275970Scy * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19275970Scy * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20275970Scy * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21275970Scy * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22275970Scy * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23275970Scy * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24275970Scy * SUCH DAMAGE. 25275970Scy * 26275970Scy * $FreeBSD: head/sys/dev/hptrr/hptrr_os_bsd.c 176031 2008-02-06 05:33:17Z scottl $ 27275970Scy */ 28275970Scy#include <dev/hptrr/hptrr_config.h> 29275970Scy/* $Id: os_bsd.c,v 1.11 2005/06/03 14:06:38 kdh Exp $ 30275970Scy * 31275970Scy * HighPoint RAID Driver for FreeBSD 32275970Scy * Copyright (C) 2005 HighPoint Technologies, Inc. All Rights Reserved. 33275970Scy */ 34275970Scy 35275970Scy#include <dev/hptrr/os_bsd.h> 36275970Scy 37275970Scy/* hardware access */ 38275970ScyHPT_U8 os_inb (void *port) { return inb((unsigned)(HPT_UPTR)port); } 39275970ScyHPT_U16 os_inw (void *port) { return inw((unsigned)(HPT_UPTR)port); } 40275970ScyHPT_U32 os_inl (void *port) { return inl((unsigned)(HPT_UPTR)port); } 41275970Scy 42275970Scyvoid os_outb (void *port, HPT_U8 value) { outb((unsigned)(HPT_UPTR)port, (value)); } 43275970Scyvoid os_outw (void *port, HPT_U16 value) { outw((unsigned)(HPT_UPTR)port, (value)); } 44275970Scyvoid os_outl (void *port, HPT_U32 value) { outl((unsigned)(HPT_UPTR)port, (value)); } 45275970Scy 46275970Scyvoid os_insw (void *port, HPT_U16 *buffer, HPT_U32 count) 47275970Scy{ insw((unsigned)(HPT_UPTR)port, (void *)buffer, count); } 48275970Scy 49275970Scyvoid os_outsw(void *port, HPT_U16 *buffer, HPT_U32 count) 50275970Scy{ outsw((unsigned)(HPT_UPTR)port, (void *)buffer, count); } 51275970Scy 52275970ScyHPT_U32 __dummy_reg = 0; 53275970Scy 54275970Scy/* PCI configuration space */ 55275970ScyHPT_U8 os_pci_readb (void *osext, HPT_U8 offset) 56275970Scy{ 57275970Scy return pci_read_config(((PHBA)osext)->pcidev, offset, 1); 58275970Scy} 59275970Scy 60275970ScyHPT_U16 os_pci_readw (void *osext, HPT_U8 offset) 61275970Scy{ 62275970Scy return pci_read_config(((PHBA)osext)->pcidev, offset, 2); 63275970Scy} 64275970Scy 65275970ScyHPT_U32 os_pci_readl (void *osext, HPT_U8 offset) 66275970Scy{ 67275970Scy return pci_read_config(((PHBA)osext)->pcidev, offset, 4); 68275970Scy} 69275970Scy 70275970Scyvoid os_pci_writeb (void *osext, HPT_U8 offset, HPT_U8 value) 71275970Scy{ 72275970Scy pci_write_config(((PHBA)osext)->pcidev, offset, value, 1); 73275970Scy} 74275970Scy 75275970Scyvoid os_pci_writew (void *osext, HPT_U8 offset, HPT_U16 value) 76275970Scy{ 77275970Scy pci_write_config(((PHBA)osext)->pcidev, offset, value, 2); 78275970Scy} 79275970Scy 80275970Scyvoid os_pci_writel (void *osext, HPT_U8 offset, HPT_U32 value) 81275970Scy{ 82275970Scy pci_write_config(((PHBA)osext)->pcidev, offset, value, 4); 83275970Scy} 84275970Scy 85275970Scyvoid *os_map_pci_bar( 86275970Scy void *osext, 87275970Scy int index, 88275970Scy HPT_U32 offset, 89275970Scy HPT_U32 length 90275970Scy) 91275970Scy{ 92275970Scy PHBA hba = (PHBA)osext; 93275970Scy 94275970Scy hba->pcibar[index].rid = 0x10 + index * 4; 95275970Scy 96275970Scy if (pci_read_config(hba->pcidev, hba->pcibar[index].rid, 4) & 1) 97275970Scy hba->pcibar[index].type = SYS_RES_IOPORT; 98275970Scy else 99275970Scy hba->pcibar[index].type = SYS_RES_MEMORY; 100275970Scy 101275970Scy hba->pcibar[index].res = bus_alloc_resource(hba->pcidev, 102275970Scy hba->pcibar[index].type, &hba->pcibar[index].rid, 0, ~0, length, RF_ACTIVE); 103275970Scy 104275970Scy hba->pcibar[index].base = (char *)rman_get_virtual(hba->pcibar[index].res) + offset; 105275970Scy return hba->pcibar[index].base; 106275970Scy} 107275970Scy 108275970Scyvoid os_unmap_pci_bar(void *osext, void *base) 109275970Scy{ 110275970Scy PHBA hba = (PHBA)osext; 111275970Scy int index; 112275970Scy 113316722Sdelphij for (index=0; index<6; index++) { 114275970Scy if (hba->pcibar[index].base==base) { 115275970Scy bus_release_resource(hba->pcidev, hba->pcibar[index].type, 116275970Scy hba->pcibar[index].rid, hba->pcibar[index].res); 117275970Scy hba->pcibar[index].base = 0; 118275970Scy return; 119275970Scy } 120275970Scy } 121275970Scy} 122275970Scy 123275970Scyvoid freelist_reserve(struct freelist *list, void *osext, HPT_UINT size, HPT_UINT count) 124275970Scy{ 125275970Scy PVBUS_EXT vbus_ext = osext; 126275970Scy 127275970Scy if (vbus_ext->ext_type!=EXT_TYPE_VBUS) 128275970Scy vbus_ext = ((PHBA)osext)->vbus_ext; 129275970Scy 130275970Scy list->next = vbus_ext->freelist_head; 131275970Scy vbus_ext->freelist_head = list; 132275970Scy list->dma = 0; 133275970Scy list->size = size; 134275970Scy list->head = 0; 135275970Scy#ifdef DBG 136275970Scy list->reserved_count = 137275970Scy#endif 138275970Scy list->count = count; 139275970Scy} 140275970Scy 141275970Scyvoid *freelist_get(struct freelist *list) 142275970Scy{ 143275970Scy void * result; 144275970Scy if (list->count) { 145 HPT_ASSERT(list->head); 146 result = list->head; 147 list->head = *(void **)result; 148 list->count--; 149 return result; 150 } 151 return 0; 152} 153 154void freelist_put(struct freelist * list, void *p) 155{ 156 HPT_ASSERT(list->dma==0); 157 list->count++; 158 *(void **)p = list->head; 159 list->head = p; 160} 161 162void freelist_reserve_dma(struct freelist *list, void *osext, HPT_UINT size, HPT_UINT alignment, HPT_UINT count) 163{ 164 PVBUS_EXT vbus_ext = osext; 165 166 if (vbus_ext->ext_type!=EXT_TYPE_VBUS) 167 vbus_ext = ((PHBA)osext)->vbus_ext; 168 169 list->next = vbus_ext->freelist_dma_head; 170 vbus_ext->freelist_dma_head = list; 171 list->dma = 1; 172 list->alignment = alignment; 173 list->size = size; 174 list->head = 0; 175#ifdef DBG 176 list->reserved_count = 177#endif 178 list->count = count; 179} 180 181void *freelist_get_dma(struct freelist *list, BUS_ADDRESS *busaddr) 182{ 183 void *result; 184 HPT_ASSERT(list->dma); 185 result = freelist_get(list); 186 if (result) 187 *busaddr = *(BUS_ADDRESS *)((void **)result+1); 188 return result; 189} 190 191void freelist_put_dma(struct freelist *list, void *p, BUS_ADDRESS busaddr) 192{ 193 HPT_ASSERT(list->dma); 194 list->count++; 195 *(void **)p = list->head; 196 *(BUS_ADDRESS *)((void **)p+1) = busaddr; 197 list->head = p; 198} 199 200HPT_U32 os_get_stamp(void) 201{ 202 HPT_U32 stamp; 203 do { stamp = random(); } while (stamp==0); 204 return stamp; 205} 206 207void os_stallexec(HPT_U32 microseconds) 208{ 209 DELAY(microseconds); 210} 211 212static void os_timer_for_ldm(void *arg) 213{ 214 PVBUS_EXT vbus_ext = (PVBUS_EXT)arg; 215 ldm_on_timer((PVBUS)vbus_ext->vbus); 216} 217 218void os_request_timer(void * osext, HPT_U32 interval) 219{ 220 PVBUS_EXT vbus_ext = osext; 221 222 HPT_ASSERT(vbus_ext->ext_type==EXT_TYPE_VBUS); 223 224 untimeout(os_timer_for_ldm, vbus_ext, vbus_ext->timer); 225 vbus_ext->timer = timeout(os_timer_for_ldm, vbus_ext, interval * hz / 1000000); 226} 227 228HPT_TIME os_query_time(void) 229{ 230 return ticks * (1000000 / hz); 231} 232 233void os_schedule_task(void *osext, OSM_TASK *task) 234{ 235 PVBUS_EXT vbus_ext = osext; 236 237 HPT_ASSERT(task->next==0); 238 239 if (vbus_ext->tasks==0) 240 vbus_ext->tasks = task; 241 else { 242 OSM_TASK *t = vbus_ext->tasks; 243 while (t->next) t = t->next; 244 t->next = task; 245 } 246 247 if (vbus_ext->worker.ta_context) 248 TASK_ENQUEUE(&vbus_ext->worker); 249} 250 251int os_revalidate_device(void *osext, int id) 252{ 253 254 return 0; 255} 256 257int os_query_remove_device(void *osext, int id) 258{ 259 PVBUS_EXT vbus_ext = (PVBUS_EXT)osext; 260 struct cam_periph *periph = NULL; 261 struct cam_path *path; 262 int status,retval = 0; 263 264 status = xpt_create_path(&path, NULL, vbus_ext->sim->path_id, id, 0); 265 if (status == CAM_REQ_CMP) { 266 if((periph = cam_periph_find(path, "da")) != NULL){ 267 if(periph->refcount >= 1) 268 retval = -1; 269 } 270 xpt_free_path(path); 271 } 272 273 return retval; 274} 275 276HPT_U8 os_get_vbus_seq(void *osext) 277{ 278 return ((PVBUS_EXT)osext)->sim->path_id; 279} 280 281int os_printk(char *fmt, ...) 282{ 283 va_list args; 284 static char buf[512]; 285 286 va_start(args, fmt); 287 vsnprintf(buf, sizeof(buf), fmt, args); 288 va_end(args); 289 return printf("%s: %s\n", driver_name, buf); 290} 291 292#ifdef DBG 293void os_check_stack(const char *location, int size){} 294 295void __os_dbgbreak(const char *file, int line) 296{ 297 printf("*** break at %s:%d ***", file, line); 298 while (1); 299} 300 301int hptrr_dbg_level = 1; 302#endif 303