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sys/arm64/arm64/minidump_machdep.c
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#include <machine/minidump.h> | #include <machine/minidump.h> | ||||
CTASSERT(sizeof(struct kerneldumpheader) == 512); | CTASSERT(sizeof(struct kerneldumpheader) == 512); | ||||
uint64_t *vm_page_dump; | uint64_t *vm_page_dump; | ||||
int vm_page_dump_size; | int vm_page_dump_size; | ||||
static struct kerneldumpheader kdh; | static struct kerneldumpheader kdh; | ||||
static off_t dumplo; | |||||
/* Handle chunked writes. */ | /* Handle chunked writes. */ | ||||
static size_t fragsz; | static size_t fragsz; | ||||
static void *dump_va; | static void *dump_va; | ||||
static size_t counter, progress, dumpsize; | static size_t counter, progress, dumpsize; | ||||
static uint64_t tmpbuffer[PAGE_SIZE / sizeof(uint64_t)]; | static uint64_t tmpbuffer[PAGE_SIZE / sizeof(uint64_t)]; | ||||
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static int | static int | ||||
blk_flush(struct dumperinfo *di) | blk_flush(struct dumperinfo *di) | ||||
{ | { | ||||
int error; | int error; | ||||
if (fragsz == 0) | if (fragsz == 0) | ||||
return (0); | return (0); | ||||
error = dump_write(di, dump_va, 0, dumplo, fragsz); | error = dump_append(di, dump_va, 0, fragsz); | ||||
dumplo += fragsz; | |||||
fragsz = 0; | fragsz = 0; | ||||
return (error); | return (error); | ||||
} | } | ||||
static struct { | static struct { | ||||
int min_per; | int min_per; | ||||
int max_per; | int max_per; | ||||
int visited; | int visited; | ||||
▲ Show 20 Lines • Show All 69 Lines • ▼ Show 20 Lines | while (sz) { | ||||
if (counter >> 22) { | if (counter >> 22) { | ||||
report_progress(progress, dumpsize); | report_progress(progress, dumpsize); | ||||
counter &= (1 << 22) - 1; | counter &= (1 << 22) - 1; | ||||
} | } | ||||
wdog_kern_pat(WD_LASTVAL); | wdog_kern_pat(WD_LASTVAL); | ||||
if (ptr) { | if (ptr) { | ||||
error = dump_write(di, ptr, 0, dumplo, len); | error = dump_append(di, ptr, 0, len); | ||||
if (error) | if (error) | ||||
return (error); | return (error); | ||||
dumplo += len; | |||||
ptr += len; | ptr += len; | ||||
sz -= len; | sz -= len; | ||||
} else { | } else { | ||||
dump_va = (void *)PHYS_TO_DMAP(pa); | dump_va = (void *)PHYS_TO_DMAP(pa); | ||||
fragsz += len; | fragsz += len; | ||||
pa += len; | pa += len; | ||||
sz -= len; | sz -= len; | ||||
error = blk_flush(di); | error = blk_flush(di); | ||||
▲ Show 20 Lines • Show All 92 Lines • ▼ Show 20 Lines | retry: | ||||
mdhdr.dmapend = DMAP_MAX_ADDRESS; | mdhdr.dmapend = DMAP_MAX_ADDRESS; | ||||
dump_init_header(&kdh, KERNELDUMPMAGIC, KERNELDUMP_AARCH64_VERSION, | dump_init_header(&kdh, KERNELDUMPMAGIC, KERNELDUMP_AARCH64_VERSION, | ||||
dumpsize); | dumpsize); | ||||
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); | ||||
error = dump_start(di, &kdh, &dumplo); | error = dump_start(di, &kdh); | ||||
if (error != 0) | if (error != 0) | ||||
goto fail; | goto fail; | ||||
/* Dump my header */ | /* Dump my 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) | ||||
▲ Show 20 Lines • Show All 83 Lines • ▼ Show 20 Lines | while (bits) { | ||||
bits &= ~(1ul << bit); | bits &= ~(1ul << bit); | ||||
} | } | ||||
} | } | ||||
error = blk_flush(di); | error = blk_flush(di); | ||||
if (error) | if (error) | ||||
goto fail; | goto fail; | ||||
error = dump_finish(di, &kdh, dumplo); | error = dump_finish(di, &kdh); | ||||
if (error != 0) | if (error != 0) | ||||
goto fail; | goto fail; | ||||
printf("\nDump complete\n"); | printf("\nDump complete\n"); | ||||
return (0); | return (0); | ||||
fail: | fail: | ||||
if (error < 0) | if (error < 0) | ||||
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