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hw/mips: Remove exit(1) in case of missing ROM

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This patch updates MIPS-based machines to allow starting them without ROM.
In this case CPU starts to execute instructions from the empty memory,
but QEMU allows introspecting the machine configuration.

Signed-off-by: Pavel Dovgalyuk <Pavel.Dovgalyuk@ispras.ru>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <159531210571.24117.231100997794891819.stgit@pasha-ThinkPad-X280>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
This commit is contained in:
Pavel Dovgalyuk 2020-07-21 09:15:05 +03:00 • committed by Philippe Mathieu-Daudé
parent 27cf0896bf
commit a4374f86dc
4 changed files with 13 additions and 24 deletions
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11
hw/mips/malta.c
View file

@ -1332,10 +1332,8 @@ void mips_malta_init(MachineState *machine)
/* Load firmware from flash. */
if (!dinfo) {
/* Load a BIOS image. */
if (bios_name == NULL) {
bios_name = BIOS_FILENAME;
}
filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
filename = qemu_find_file(QEMU_FILE_TYPE_BIOS,
bios_name ?: BIOS_FILENAME);
if (filename) {
bios_size = load_image_targphys(filename, FLASH_ADDRESS,
BIOS_SIZE);
@ -1344,9 +1342,8 @@ void mips_malta_init(MachineState *machine)
bios_size = -1;
}
if ((bios_size < 0 || bios_size > BIOS_SIZE) &&
!kernel_filename && !qtest_enabled()) {
error_report("Could not load MIPS bios '%s', and no "
"-kernel argument was specified", bios_name);
bios_name && !qtest_enabled()) {
error_report("Could not load MIPS bios '%s'", bios_name);
exit(1);
}
}