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authorPeter Maydell <peter.maydell@linaro.org>2013-10-25 15:44:38 +0100
committerEdgar E. Iglesias <edgar.iglesias@gmail.com>2013-10-31 14:00:16 +0100
commit9546dbabd5f6ff199ffd7741dfd57b8bff723bd1 (patch)
treefaa8ca0aa2c5d690d0467b64eed8c3aa3cc5fffd /hw
parentec426ff808cd421036f81ab34c0d5884743982aa (diff)
hw/arm/boot: Make user not specifying a kernel not an error
Typically ARM boards will have some kind of flash which might contain a boot ROM; it's therefore a valid use case to provide only an image for the boot ROM and not require QEMU's internal boot loader at all. Remove the fatal error if -kernel isn't specified. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Message-id: 1379980897-21277-2-git-send-email-peter.maydell@linaro.org
Diffstat (limited to 'hw')
-rw-r--r--hw/arm/boot.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/hw/arm/boot.c b/hw/arm/boot.c
index 1e313afe8d..583ec7992e 100644
--- a/hw/arm/boot.c
+++ b/hw/arm/boot.c
@@ -354,8 +354,10 @@ void arm_load_kernel(ARMCPU *cpu, struct arm_boot_info *info)
/* Load the kernel. */
if (!info->kernel_filename) {
- fprintf(stderr, "Kernel image must be specified\n");
- exit(1);
+ /* If no kernel specified, do nothing; we will start from address 0
+ * (typically a boot ROM image) in the same way as hardware.
+ */
+ return;
}
info->dtb_filename = qemu_opt_get(qemu_get_machine_opts(), "dtb");