提交 a8bdf7a6 编写于 作者: A aurel32

physical memory dump to file

(Marvin Flumm)


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4195 c046a42c-6fe2-441c-8c8c-71466251a162
上级 0938cda5
......@@ -744,6 +744,32 @@ static void do_memory_save(unsigned int valh, unsigned int vall,
fclose(f);
}
static void do_physical_memory_save(unsigned int valh, unsigned int vall,
uint32_t size, const char *filename)
{
FILE *f;
uint32_t l;
uint8_t buf[1024];
target_long addr = GET_TLONG(valh, vall);
f = fopen(filename, "wb");
if (!f) {
term_printf("could not open '%s'\n", filename);
return;
}
while (size != 0) {
l = sizeof(buf);
if (l > size)
l = size;
cpu_physical_memory_rw(addr, buf, l, 0);
fwrite(buf, 1, l, f);
fflush(f);
addr += l;
size -= l;
}
fclose(f);
}
static void do_sum(uint32_t start, uint32_t size)
{
uint32_t addr;
......@@ -1328,6 +1354,8 @@ static term_cmd_t term_cmds[] = {
"capture index", "stop capture" },
{ "memsave", "lis", do_memory_save,
"addr size file", "save to disk virtual memory dump starting at 'addr' of size 'size'", },
{ "pmemsave", "lis", do_physical_memory_save,
"addr size file", "save to disk physical memory dump starting at 'addr' of size 'size'", },
{ NULL, NULL, },
};
......
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