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head/sys/riscv/riscv/minidump_machdep.c
| Show First 20 Lines • Show All 251 Lines • ▼ Show 20 Lines | if ((*l2 & PTE_RWX) != 0) { | ||||
| dump_add_page(pa); | dump_add_page(pa); | ||||
| } | } | ||||
| } | } | ||||
| } | } | ||||
| /* Calculate dump size */ | /* Calculate dump size */ | ||||
| dumpsize = pmapsize; | dumpsize = pmapsize; | ||||
| dumpsize += round_page(msgbufp->msg_size); | dumpsize += round_page(msgbufp->msg_size); | ||||
| dumpsize += round_page(sizeof(dump_avail)); | |||||
| dumpsize += round_page(BITSET_SIZE(vm_page_dump_pages)); | dumpsize += round_page(BITSET_SIZE(vm_page_dump_pages)); | ||||
| VM_PAGE_DUMP_FOREACH(pa) { | VM_PAGE_DUMP_FOREACH(pa) { | ||||
| /* Clear out undumpable pages now if needed */ | /* Clear out undumpable pages now if needed */ | ||||
| if (is_dumpable(pa)) | if (is_dumpable(pa)) | ||||
| dumpsize += PAGE_SIZE; | dumpsize += PAGE_SIZE; | ||||
| else | else | ||||
| dump_drop_page(pa); | dump_drop_page(pa); | ||||
| } | } | ||||
| dumpsize += PAGE_SIZE; | dumpsize += PAGE_SIZE; | ||||
| progress = dumpsize; | progress = dumpsize; | ||||
| /* Initialize mdhdr */ | /* Initialize mdhdr */ | ||||
| bzero(&mdhdr, sizeof(mdhdr)); | bzero(&mdhdr, sizeof(mdhdr)); | ||||
| strcpy(mdhdr.magic, MINIDUMP_MAGIC); | strcpy(mdhdr.magic, MINIDUMP_MAGIC); | ||||
| mdhdr.version = MINIDUMP_VERSION; | mdhdr.version = MINIDUMP_VERSION; | ||||
| mdhdr.msgbufsize = msgbufp->msg_size; | mdhdr.msgbufsize = msgbufp->msg_size; | ||||
| mdhdr.bitmapsize = round_page(BITSET_SIZE(vm_page_dump_pages)); | mdhdr.bitmapsize = round_page(BITSET_SIZE(vm_page_dump_pages)); | ||||
| mdhdr.pmapsize = pmapsize; | mdhdr.pmapsize = pmapsize; | ||||
| mdhdr.kernbase = KERNBASE; | mdhdr.kernbase = KERNBASE; | ||||
| mdhdr.dmapphys = DMAP_MIN_PHYSADDR; | mdhdr.dmapphys = DMAP_MIN_PHYSADDR; | ||||
| mdhdr.dmapbase = DMAP_MIN_ADDRESS; | mdhdr.dmapbase = DMAP_MIN_ADDRESS; | ||||
| mdhdr.dmapend = DMAP_MAX_ADDRESS; | mdhdr.dmapend = DMAP_MAX_ADDRESS; | ||||
| mdhdr.dumpavailsize = round_page(sizeof(dump_avail)); | |||||
| dump_init_header(di, &kdh, KERNELDUMPMAGIC, KERNELDUMP_RISCV_VERSION, | dump_init_header(di, &kdh, KERNELDUMPMAGIC, KERNELDUMP_RISCV_VERSION, | ||||
| dumpsize); | dumpsize); | ||||
| error = dump_start(di, &kdh); | error = dump_start(di, &kdh); | ||||
| if (error != 0) | if (error != 0) | ||||
| goto fail; | goto fail; | ||||
| printf("Dumping %llu out of %ju MB:", (long long)dumpsize >> 20, | printf("Dumping %llu out of %ju MB:", (long long)dumpsize >> 20, | ||||
| ptoa((uintmax_t)physmem) / 1048576); | ptoa((uintmax_t)physmem) / 1048576); | ||||
| /* Dump minidump header */ | /* Dump minidump header */ | ||||
| bzero(&tmpbuffer, sizeof(tmpbuffer)); | bzero(&tmpbuffer, sizeof(tmpbuffer)); | ||||
| bcopy(&mdhdr, &tmpbuffer, sizeof(mdhdr)); | bcopy(&mdhdr, &tmpbuffer, sizeof(mdhdr)); | ||||
| error = blk_write(di, (char *)&tmpbuffer, 0, PAGE_SIZE); | error = blk_write(di, (char *)&tmpbuffer, 0, PAGE_SIZE); | ||||
| if (error) | if (error) | ||||
| goto fail; | goto fail; | ||||
| /* Dump msgbuf up front */ | /* Dump msgbuf up front */ | ||||
| error = blk_write(di, (char *)msgbufp->msg_ptr, 0, | error = blk_write(di, (char *)msgbufp->msg_ptr, 0, | ||||
| round_page(msgbufp->msg_size)); | round_page(msgbufp->msg_size)); | ||||
| if (error) | |||||
| goto fail; | |||||
| /* Dump dump_avail */ | |||||
| _Static_assert(sizeof(dump_avail) <= sizeof(tmpbuffer), | |||||
| "Large dump_avail not handled"); | |||||
| bzero(tmpbuffer, sizeof(tmpbuffer)); | |||||
| memcpy(tmpbuffer, dump_avail, sizeof(dump_avail)); | |||||
| error = blk_write(di, (char *)&tmpbuffer, 0, PAGE_SIZE); | |||||
| if (error) | if (error) | ||||
| goto fail; | goto fail; | ||||
| /* Dump bitmap */ | /* Dump bitmap */ | ||||
| error = blk_write(di, (char *)vm_page_dump, 0, | error = blk_write(di, (char *)vm_page_dump, 0, | ||||
| round_page(BITSET_SIZE(vm_page_dump_pages))); | round_page(BITSET_SIZE(vm_page_dump_pages))); | ||||
| if (error) | if (error) | ||||
| goto fail; | goto fail; | ||||
| ▲ Show 20 Lines • Show All 78 Lines • Show Last 20 Lines | |||||