hw/arm/vexpress: Forbid specifying flash contents in two ways at once

Detect attempts by the user to specify the contents of the first flash
device via both -bios and -drive if=pflash... simultaneously and
print a helpful error message.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1402419834-25982-1-git-send-email-peter.maydell@linaro.org
This commit is contained in:
Peter Maydell 2014-06-19 18:06:25 +01:00
parent 4063452eca
commit 476e75ab9d
1 changed files with 9 additions and 1 deletions

View File

@ -533,7 +533,15 @@ static void vexpress_common_init(VEDBoardInfo *daughterboard,
* If a bios file was provided, attempt to map it into memory
*/
if (bios_name) {
const char *fn = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
const char *fn;
if (drive_get(IF_PFLASH, 0, 0)) {
error_report("The contents of the first flash device may be "
"specified with -bios or with -drive if=pflash... "
"but you cannot use both options at once");
exit(1);
}
fn = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
if (!fn || load_image_targphys(fn, map[VE_NORFLASH0],
VEXPRESS_FLASH_SIZE) < 0) {
error_report("Could not load ROM image '%s'", bios_name);