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Diffstat (limited to 'Documentation/arch/riscv/index.md')
| -rw-r--r-- | Documentation/arch/riscv/index.md | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/arch/riscv/index.md b/Documentation/arch/riscv/index.md index ea6a5cd47e..e0d37f591c 100644 --- a/Documentation/arch/riscv/index.md +++ b/Documentation/arch/riscv/index.md @@ -19,6 +19,9 @@ On entry to a stage or payload (including SELF payloads), * all harts are running. * A0 is the hart ID. * A1 is the pointer to the Flattened Device Tree (FDT). +* A2 contains the additional program calling argument: + - cbmem_top for ramstage + - the address of the payload for opensbi ## Additional payload handoff requirements The location of cbmem should be placed in a node in the FDT. |