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authorAaron Durbin <adurbin@chromium.org>2015-03-20 10:20:15 -0500
committerAaron Durbin <adurbin@google.com>2015-03-31 19:31:57 +0200
commitebf2ed46211e0ccd82d11c34226eb578f9532a2a (patch)
tree4f6ee80302be89c88aa7dfa8d227231fec723487 /src
parentfcfdff84f4ddd6fe7bf68c3bc84c0173911d13de (diff)
downloadcoreboot-ebf2ed46211e0ccd82d11c34226eb578f9532a2a.tar.xz
payload loading: remove passing of struct payload
There's no need to keep track of struct payload within the boot state machine. It is completely contained within the payload loader module. Change-Id: I16fcecf43d7fb41fc311955fdb82eabbd5c96b11 Signed-off-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: http://review.coreboot.org/8836 Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'src')
-rw-r--r--src/include/program_loading.h9
-rw-r--r--src/lib/hardwaremain.c14
-rw-r--r--src/lib/loaders/load_and_run_payload.c16
3 files changed, 12 insertions, 27 deletions
diff --git a/src/include/program_loading.h b/src/include/program_loading.h
index e071db9729..ca61c169d7 100644
--- a/src/include/program_loading.h
+++ b/src/include/program_loading.h
@@ -104,14 +104,11 @@ struct payload {
void *entry;
};
-/*
- * Load payload into memory and return pointer to payload structure. Returns
- * NULL on error.
- */
-struct payload *payload_load(void);
+/* Load payload into memory in preparation to run. */
+void payload_load(void);
/* Run the loaded payload. */
-void payload_run(const struct payload *payload);
+void payload_run(void);
/* Mirror the payload to be loaded. */
void mirror_payload(struct payload *payload);
diff --git a/src/lib/hardwaremain.c b/src/lib/hardwaremain.c
index 1091c00d34..83bc7be522 100644
--- a/src/lib/hardwaremain.c
+++ b/src/lib/hardwaremain.c
@@ -227,26 +227,16 @@ static boot_state_t bs_write_tables(void *arg)
static boot_state_t bs_payload_load(void *arg)
{
- struct payload *payload;
-
timestamp_add_now(TS_LOAD_PAYLOAD);
- payload = payload_load();
-
- if (! payload)
- die("Could not load payload\n");
-
- /* Pass the payload to the next state. */
- boot_states[BS_PAYLOAD_BOOT].arg = payload;
+ payload_load();
return BS_PAYLOAD_BOOT;
}
static boot_state_t bs_payload_boot(void *arg)
{
- struct payload *payload = arg;
-
- payload_run(payload);
+ payload_run();
printk(BIOS_EMERG, "Boot failed");
/* Returning from this state will fail because the following signals
diff --git a/src/lib/loaders/load_and_run_payload.c b/src/lib/loaders/load_and_run_payload.c
index 4bb29c10e5..89b6da61f3 100644
--- a/src/lib/loaders/load_and_run_payload.c
+++ b/src/lib/loaders/load_and_run_payload.c
@@ -44,7 +44,7 @@ void __attribute__((weak)) mirror_payload(struct payload *payload)
return;
}
-struct payload *payload_load(void)
+void payload_load(void)
{
int i;
void *entry;
@@ -65,24 +65,22 @@ struct payload *payload_load(void)
}
if (i == ARRAY_SIZE(payload_ops))
- return NULL;
+ goto out;
mirror_payload(payload);
entry = selfload(payload);
- if (entry == NULL)
- return NULL;
-
payload->entry = entry;
- return payload;
+out:
+ if (payload->entry == NULL)
+ die("Payload not loaded.\n");
}
-void payload_run(const struct payload *payload)
+void payload_run(void)
{
- if (payload == NULL)
- return;
+ const struct payload *payload = &global_payload;
/* Reset to booting from this image as late as possible */
boot_successful();