Differential D4712 Diff 18921 sys/sparc64/sparc64/dump_machdep.c

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sys/sparc64/sparc64/dump_machdep.c

Show First 20 Lines • Show All 88 Lines • ▼ Show 20 Lines	for (i = 0; i < nreg; i++) {
dump_map[i].pa_start = sparc64_memreg[i].mr_start;		dump_map[i].pa_start = sparc64_memreg[i].mr_start;
size += dump_map[i].pa_size = sparc64_memreg[i].mr_size;		size += dump_map[i].pa_size = sparc64_memreg[i].mr_size;
}		}
/* Account for the header size. */		/* Account for the header size. */
hdrsize = roundup2(sizeof(hdr) + sizeof(struct sparc64_dump_reg) * nreg,		hdrsize = roundup2(sizeof(hdr) + sizeof(struct sparc64_dump_reg) * nreg,
DEV_BSIZE);		DEV_BSIZE);
size += hdrsize;		size += hdrsize;

totsize = size + 2 * sizeof(kdh);		totsize = size + 2 * di->blocksize +
		kerneldumpcrypto_dumpkeysize(di->kdc);
if (totsize > di->mediasize) {		if (totsize > di->mediasize) {
printf("Insufficient space on device (need %ld, have %ld), "		printf("Insufficient space on device (need %ld, have %ld), "
"refusing to dump.\n", (long)totsize,		"refusing to dump.\n", (long)totsize,
(long)di->mediasize);		(long)di->mediasize);
error = ENOSPC;		error = ENOSPC;
goto fail;		goto fail;
}		}

/* Determine dump offset on device. */		/* Determine dump offset on device. */
dumplo = di->mediaoffset + di->mediasize - totsize;		dumplo = di->mediaoffset + di->mediasize - totsize;

		/* Initialize kernel dump crypto. */
		error = kerneldumpcrypto_init(di->kdc);
		if (error)
		goto fail;

mkdumpheader(&kdh, KERNELDUMPMAGIC, KERNELDUMP_SPARC64_VERSION, size,		mkdumpheader(&kdh, KERNELDUMPMAGIC, KERNELDUMP_SPARC64_VERSION, size,
di->blocksize);		kerneldumpcrypto_dumpkeysize(di->kdc), di->blocksize);

printf("Dumping %lu MB (%d chunks)\n", (u_long)(size >> 20), nreg);		printf("Dumping %lu MB (%d chunks)\n", (u_long)(size >> 20), nreg);

/* Dump leader */		/* Dump leader */
error = dump_write(di, &kdh, 0, dumplo, sizeof(kdh));		error = dump_write_header(di, &kdh, 0, dumplo);
if (error)		if (error)
goto fail;		goto fail;
dumplo += sizeof(kdh);		dumplo += di->blocksize;

		/* Dump key */
		error = dump_write_key(di, 0, dumplo);
		if (error)
		goto fail;
		dumplo += kerneldumpcrypto_dumpkeysize(di->kdc);

/* Dump the private header. */		/* Dump the private header. */
hdr.dh_hdr_size = hdrsize;		hdr.dh_hdr_size = hdrsize;
hdr.dh_tsb_pa = tsb_kernel_phys;		hdr.dh_tsb_pa = tsb_kernel_phys;
hdr.dh_tsb_size = tsb_kernel_size;		hdr.dh_tsb_size = tsb_kernel_size;
hdr.dh_tsb_mask = tsb_kernel_mask;		hdr.dh_tsb_mask = tsb_kernel_mask;
hdr.dh_nregions = nreg;		hdr.dh_nregions = nreg;

if (dumpsys_buf_write(di, (char *)&hdr, sizeof(hdr)) != 0)		if (dumpsys_buf_write(di, (char *)&hdr, sizeof(hdr)) != 0)
Show All 10 Lines	dumpsys(struct dumperinfo *di)
dumpsys_buf_flush(di);		dumpsys_buf_flush(di);

/* Dump memory chunks. */		/* Dump memory chunks. */
error = dumpsys_foreach_chunk(dumpsys_cb_dumpdata, di);		error = dumpsys_foreach_chunk(dumpsys_cb_dumpdata, di);
if (error < 0)		if (error < 0)
goto fail;		goto fail;

/* Dump trailer */		/* Dump trailer */
error = dump_write(di, &kdh, 0, dumplo, sizeof(kdh));		error = dump_write_header(di, &kdh, 0, dumplo);
if (error)		if (error)
goto fail;		goto fail;
		dumplo += di->blocksize;

/* Signal completion, signoff and exit stage left. */		/* Signal completion, signoff and exit stage left. */
dump_write(di, NULL, 0, 0, 0);		dump_write(di, NULL, 0, 0, 0);
printf("\nDump complete\n");		printf("\nDump complete\n");
return (0);		return (0);

fail:		fail:
if (error < 0)		if (error < 0)
error = -error;		error = -error;

/* XXX It should look more like VMS :-) */		/* XXX It should look more like VMS :-) */
printf(" DUMP FAILED (ERROR %d) \n", error);		printf(" DUMP FAILED (ERROR %d) \n", error);
return (error);		return (error);
}		}