lib/libkvm/kvm_minidump_aarch64.c

75 	struct vmstate *vm = kd->vmst;
78 	kd->vmst = NULL;
84 	struct vmstate *vmst;
87 	vmst = _kvm_malloc(kd, sizeof(*vmst));
88 	if (vmst == NULL) {
92 	kd->vmst = vmst;
93 	if (pread(kd->pmfd, &vmst->hdr, sizeof(vmst->hdr), 0) !=
94 	    sizeof(vmst->hdr)) {
98 	if (strncmp(MINIDUMP_MAGIC, vmst->hdr.magic,
99 	    sizeof(vmst->hdr.magic)) != 0) {
104 	vmst->hdr.version = le32toh(vmst->hdr.version);
105 	if (vmst->hdr.version != MINIDUMP_VERSION && vmst->hdr.version != 1) {
107 		    "Expected %d got %d", MINIDUMP_VERSION, vmst->hdr.version);
110 	vmst->hdr.msgbufsize = le32toh(vmst->hdr.msgbufsize);
111 	vmst->hdr.bitmapsize = le32toh(vmst->hdr.bitmapsize);
112 	vmst->hdr.pmapsize = le32toh(vmst->hdr.pmapsize);
113 	vmst->hdr.kernbase = le64toh(vmst->hdr.kernbase);
114 	vmst->hdr.dmapphys = le64toh(vmst->hdr.dmapphys);
115 	vmst->hdr.dmapbase = le64toh(vmst->hdr.dmapbase);
116 	vmst->hdr.dmapend = le64toh(vmst->hdr.dmapend);
117 	vmst->hdr.dumpavailsize = vmst->hdr.version == MINIDUMP_VERSION ?
118 	    le32toh(vmst->hdr.dumpavailsize) : 0;
121 	dump_avail_off = AARCH64_PAGE_SIZE + aarch64_round_page(vmst->hdr.msgbufsize);
124 	off = dump_avail_off + aarch64_round_page(vmst->hdr.dumpavailsize);
127 	sparse_off = off + aarch64_round_page(vmst->hdr.bitmapsize) +
128 	    aarch64_round_page(vmst->hdr.pmapsize);
129 	if (_kvm_pt_init(kd, vmst->hdr.dumpavailsize, dump_avail_off,
130 	    vmst->hdr.bitmapsize, off, sparse_off, AARCH64_PAGE_SIZE) == -1) {
133 	off += aarch64_round_page(vmst->hdr.bitmapsize);
135 	if (_kvm_pmap_init(kd, vmst->hdr.pmapsize, off) == -1) {
138 	off += aarch64_round_page(vmst->hdr.pmapsize);
153 	vm = kd->vmst;
239 	struct vmstate *vm = kd->vmst;