13 static size_t lowmem_len;
15 void *zero_addr; /* Hack to keep gcc from complaining */
17 void snapshot_lowmem(void)
19 extern void _start(void);
21 lowmem_len = (size_t)_start;
22 lowmem = malloc(lowmem_len);
24 printf("Snapshotting lowmem... ");
26 memcpy(lowmem, zero_addr, lowmem_len);
32 static void dump_memory_range(struct backend *be, const void *where,
33 const void *addr, size_t len)
37 sprintf(filename, "memory/%08zx", (size_t)addr);
38 cpio_writefile(be, filename, where, len);
41 void dump_memory(struct backend *be)
43 printf("Dumping memory... ");
45 cpio_mkdir(be, "memory");
48 dump_memory_range(be, lowmem, zero_addr, lowmem_len);