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-rw-r--r--blob/fw_common.S7
1 files changed, 5 insertions, 2 deletions
diff --git a/blob/fw_common.S b/blob/fw_common.S
index 25bdd55c..db0f7f7d 100644
--- a/blob/fw_common.S
+++ b/blob/fw_common.S
@@ -15,7 +15,10 @@
.globl _start
.globl _start_warm
_start:
- /* Jump to warm-boot for mhartid != 0 */
+ /*
+ * Jump to warm-boot if this is not the first core booting,
+ * that is, for mhartid != 0
+ */
csrr a6, mhartid
blt zero, a6, _wait_for_boot_hart
@@ -39,7 +42,7 @@ _bss_zero:
_prev_arg1_override_done:
/*
- * Relocate FDT
+ * Relocate Flatened Device Tree (FDT)
* source FDT address = previous arg1
* destination FDT address = next arg1
*