We can make the dryrun option more useful by calling into the handlers.
With this we can detect more cases that can go wrong during boot.
Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
---
arch/arm/lib/bootm.c | 3 +++
arch/arm/mach-omap/omap_generic.c | 5 +++++
arch/blackfin/lib/blackfin_linux.c | 3 +++
arch/efi/efi/efi-image.c | 9 ++++++++-
arch/mips/lib/bootm.c | 5 +++++
arch/nios2/lib/bootm.c | 3 +++
arch/ppc/lib/ppclinux.c | 3 +++
commands/bootm.c | 3 ---
common/bootm.c | 6 +++---
9 files changed, 33 insertions(+), 7 deletions(-)
diff --git a/arch/arm/lib/bootm.c b/arch/arm/lib/bootm.c
index 010b668..eef906a 100644
--- a/arch/arm/lib/bootm.c
+++ b/arch/arm/lib/bootm.c
@@ -110,6 +110,9 @@ static int __do_bootm_linux(struct image_data *data, unsigned long free_mem, int
printf("...\n");
}
+ if (data->dryrun)
+ return 0;
+
start_linux((void *)kernel, swap, initrd_start, initrd_size, data->oftree);
restart_machine();
diff --git a/arch/arm/mach-omap/omap_generic.c b/arch/arm/mach-omap/omap_generic.c
index 4e26c6b..2221acf 100644
--- a/arch/arm/mach-omap/omap_generic.c
+++ b/arch/arm/mach-omap/omap_generic.c
@@ -79,6 +79,11 @@ static int do_bootm_omap_barebox(struct image_data *data)
if (!barebox)
return -EINVAL;
+ if (data->dryrun) {
+ free(barebox)
+ return 0;
+ }
+
omap_start_barebox(barebox);
}
diff --git a/arch/blackfin/lib/blackfin_linux.c b/arch/blackfin/lib/blackfin_linux.c
index 2561a7e..da2f78b 100644
--- a/arch/blackfin/lib/blackfin_linux.c
+++ b/arch/blackfin/lib/blackfin_linux.c
@@ -50,6 +50,9 @@ static int do_bootm_linux(struct image_data *idata)
appl = (void *)(idata->os_address + idata->os_entry);
printf("Starting Kernel at 0x%p\n", appl);
+ if (idata->dryrun)
+ return 0;
+
icache_disable();
strncpy(cmdlinedest, cmdline, 0x1000);
diff --git a/arch/efi/efi/efi-image.c b/arch/efi/efi/efi-image.c
index b6437f4..c78043b 100644
--- a/arch/efi/efi/efi-image.c
+++ b/arch/efi/efi/efi-image.c
@@ -190,7 +190,7 @@ static inline void linux_efi_handover(efi_handle_t handle,
static int do_bootm_efi(struct image_data *data)
{
void *tmp;
- void *initrd;
+ void *initrd = NULL;
size_t size;
efi_handle_t handle;
int ret;
@@ -244,6 +244,13 @@ static int do_bootm_efi(struct image_data *data)
printf("...\n");
}
+ if (data->dryrun) {
+ BS->unload_image(handle);
+ free(boot_header);
+ free(initrd);
+ return 0;
+ }
+
efi_set_variable_usec("LoaderTimeExecUSec", &efi_systemd_vendor_guid,
get_time_ns()/1000);
diff --git a/arch/mips/lib/bootm.c b/arch/mips/lib/bootm.c
index 84f72f5..ce1521f 100644
--- a/arch/mips/lib/bootm.c
+++ b/arch/mips/lib/bootm.c
@@ -17,6 +17,11 @@ static int do_bootm_barebox(struct image_data *data)
if (!barebox)
return -EINVAL;
+ if (data->dryrun) {
+ free(barebox)
+ return 0;
+ }
+
shutdown_barebox();
barebox();
diff --git a/arch/nios2/lib/bootm.c b/arch/nios2/lib/bootm.c
index 77da119..231568f 100644
--- a/arch/nios2/lib/bootm.c
+++ b/arch/nios2/lib/bootm.c
@@ -42,6 +42,9 @@ static int do_bootm_linux(struct image_data *idata)
if (ret)
return ret;
+ if (data->dryrun)
+ return 0;
+
kernel = (void *)(idata->os_address + idata->os_entry);
/* kernel parameters passing
diff --git a/arch/ppc/lib/ppclinux.c b/arch/ppc/lib/ppclinux.c
index 409c0cf..a36682c 100644
--- a/arch/ppc/lib/ppclinux.c
+++ b/arch/ppc/lib/ppclinux.c
@@ -60,6 +60,9 @@ static int do_bootm_linux(struct image_data *data)
return -EINVAL;
}
+ if (data->dryrun)
+ return 0;
+
/* Relocate the device tree if outside the initial
* Linux mapped TLB.
*/
diff --git a/commands/bootm.c b/commands/bootm.c
index 75849a1..063da62 100644
--- a/commands/bootm.c
+++ b/commands/bootm.c
@@ -133,9 +133,6 @@ static int do_bootm(int argc, char *argv[])
goto err_out;
}
- if (data.dryrun)
- printf("Dryrun. Aborted\n");
-
err_out:
return ret ? 1 : 0;
}
diff --git a/common/bootm.c b/common/bootm.c
index f8d9330..7f6533b 100644
--- a/common/bootm.c
+++ b/common/bootm.c
@@ -526,10 +526,10 @@ int bootm_boot(struct bootm_data *bootm_data)
printf("Passing control to %s handler\n", handler->name);
}
+ ret = handler->bootm(data);
if (data->dryrun)
- ret = 0;
- else
- ret = handler->bootm(data);
+ printf("Dryrun. Aborted\n");
+
err_out:
if (data->os_res)
release_sdram_region(data->os_res);
--
2.6.4
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