56 lines
2.0 KiB
Diff
56 lines
2.0 KiB
Diff
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--- vl.c 2008-01-06 14:38:42.000000000 -0500
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+++ vl.c 2008-05-13 09:56:45.000000000 -0400
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@@ -4877,13 +4877,14 @@
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int bus_id, unit_id;
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int cyls, heads, secs, translation;
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BlockDriverState *bdrv;
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+ BlockDriver *drv = NULL;
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int max_devs;
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int index;
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int cache;
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int bdrv_flags;
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char *params[] = { "bus", "unit", "if", "index", "cyls", "heads",
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"secs", "trans", "media", "snapshot", "file",
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- "cache", NULL };
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+ "cache", "format", NULL };
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if (check_params(buf, sizeof(buf), params, str) < 0) {
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fprintf(stderr, "qemu: unknowm parameter '%s' in '%s'\n",
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@@ -5051,6 +5052,14 @@
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}
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}
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+ if (get_param_value(buf, sizeof(buf), "format", str)) {
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+ drv = bdrv_find_format(buf);
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+ if (!drv) {
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+ fprintf(stderr, "qemu: '%s' invalid format\n", buf);
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+ return -1;
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+ }
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+ }
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+
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get_param_value(file, sizeof(file), "file", str);
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/* compute bus and unit according index */
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@@ -5150,7 +5159,7 @@
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bdrv_flags |= BDRV_O_SNAPSHOT;
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if (!cache)
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bdrv_flags |= BDRV_O_DIRECT;
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- if (bdrv_open(bdrv, file, bdrv_flags) < 0 || qemu_key_check(bdrv, file)) {
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+ if (bdrv_open2(bdrv, file, bdrv_flags, drv) < 0 || qemu_key_check(bdrv, file)) {
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fprintf(stderr, "qemu: could not open disk image %s\n",
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file);
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return -1;
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--- qemu-doc.texi 2008-01-06 14:38:42.000000000 -0500
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+++ qemu-doc.texi 2008-05-13 09:57:57.000000000 -0400
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@@ -252,6 +252,10 @@
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@var{snapshot} is "on" or "off" and allows to enable snapshot for given drive (see @option{-snapshot}).
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@item cache=@var{cache}
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@var{cache} is "on" or "off" and allows to disable host cache to access data.
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+@item format=@var{format}
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+Specify which disk @var{format} will be used rather than detecting
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+the format. Can be used to specifiy format=raw to avoid interpreting
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+an untrusted format header.
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@end table
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Instead of @option{-cdrom} you can use:
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