DM: add option to show which virtio-blk is boot device.
Now, we could use option:
-s 3,virtio-blk,/XXXX_vdisk_file,b
to show this virtio device is boot device for guest.
Acked-by: Anthony Xu
#include "pci_core.h"
#include "irq.h"
#include "lpc.h"
+#include "sw_load.h"
#define CONF1_ADDR_PORT 0x0cf8
#define CONF1_DATA_PORT 0x0cfc
@@ -161,7 +162,7 @@ pci_parse_slot(char *opt)
{
struct businfo *bi;
struct slotinfo *si;
- char *emul, *config, *str, *cp;
+ char *emul, *config, *str, *cp, *b = NULL;
int error, bnum, snum, fnum;
error = -1;
@@ -180,6 +181,11 @@ pci_parse_slot(char *opt)
if (cp != NULL) {
*cp = '\0';
config = cp + 1;
+ cp = strchr(config, ',');
+ if (cp != NULL) {
+ *cp = '\0';
+ b = cp + 1;
+ }
}
} else {
pci_parse_slot_usage(opt);
@@ -227,6 +233,12 @@ pci_parse_slot(char *opt)
/* saved fi param in case reboot */
si->si_funcs[fnum].fi_param_saved = config;
+ if (b != NULL) {
+ if ((strcmp("virtio-blk", emul) == 0) && (b != NULL) &&
+ (strchr(b, 'b') != NULL)) {
+ vsbl_set_bdf(bnum, snum, fnum);
+ }
+ }
done:
if (error)
free(str);
