bootstage: Introduce sub-IDs for use with image loading
Loading a ramdisk, kernel or FDT goes through similar stages. Create
a block of IDs for each task, and define a consistent numbering within
the block. This will allow use of common code for image loading.
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/include/bootstage.h b/include/bootstage.h
index 6dc0422..e29e9ee 100644
--- a/include/bootstage.h
+++ b/include/bootstage.h
@@ -37,6 +37,24 @@
BOOTSTAGEF_ALLOC = 1 << 1, /* Allocate an id */
};
+/* bootstate sub-IDs used for kernel and ramdisk ranges */
+enum {
+ BOOTSTAGE_SUB_FORMAT,
+ BOOTSTAGE_SUB_FORMAT_OK,
+ BOOTSTAGE_SUB_NO_UNIT_NAME,
+ BOOTSTAGE_SUB_UNIT_NAME,
+ BOOTSTAGE_SUB_SUBNODE,
+
+ BOOTSTAGE_SUB_CHECK,
+ BOOTSTAGE_SUB_HASH = 5,
+ BOOTSTAGE_SUB_CHECK_ARCH = 5,
+ BOOTSTAGE_SUB_CHECK_ALL,
+ BOOTSTAGE_SUB_GET_DATA,
+ BOOTSTAGE_SUB_CHECK_ALL_OK = 7,
+ BOOTSTAGE_SUB_GET_DATA_OK,
+ BOOTSTAGE_SUB_LOAD,
+};
+
/*
* A list of boot stages that we know about. Each of these indicates the
* state that we are at, and the action that we are about to perform. For
@@ -137,10 +155,12 @@
BOOTSTAGE_ID_NET_DONE_ERR,
BOOTSTAGE_ID_NET_DONE,
+ BOOTSTAGE_ID_FIT_FDT_START = 90,
/*
* Boot stages related to loading a FIT image. Some of these are a
* bit wonky.
*/
+ BOOTSTAGE_ID_FIT_KERNEL_START = 100,
BOOTSTAGE_ID_FIT_FORMAT = 100,
BOOTSTAGE_ID_FIT_NO_UNIT_NAME,
BOOTSTAGE_ID_FIT_UNIT_NAME,
@@ -161,6 +181,8 @@
BOOTSTAGE_ID_FIT_LOADADDR,
BOOTSTAGE_ID_OVERWRITTEN,
+ /* Next 10 IDs used by BOOTSTAGE_SUB_... */
+ BOOTSTAGE_ID_FIT_RD_START = 120, /* Ramdisk stages */
BOOTSTAGE_ID_FIT_RD_FORMAT = 120,
BOOTSTAGE_ID_FIT_RD_FORMAT_OK,
BOOTSTAGE_ID_FIT_RD_NO_UNIT_NAME,