From fc6bd90457b5553fbb0a17f0b58adb2da28e8db0 Mon Sep 17 00:00:00 2001 From: Liu Yibin <yibin_liu@c-sky.com> Date: Sun, 29 Dec 2019 15:47:51 +0800 Subject: docs: Improve docs for FDT address passing This patch updates FW_JUMP and FW_PAYLOAD documentation for the case where FW_xyz_FDT_ADDR is not specified. Signed-off-by: Liu Yibin <yibin_liu@c-sky.com> Reviewed-by: Anup Patel <anup.patel@wdc.com> --- docs/firmware/fw_jump.md | 4 ++-- docs/firmware/fw_payload.md | 3 ++- 2 files changed, 4 insertions(+), 3 deletions(-) (limited to 'docs') diff --git a/docs/firmware/fw_jump.md b/docs/firmware/fw_jump.md index 7fdeeb4..21161b0 100644 --- a/docs/firmware/fw_jump.md +++ b/docs/firmware/fw_jump.md @@ -38,8 +38,8 @@ follows: * **FW_JUMP_FDT_ADDR** - Address where the *flattened device tree (FDT file)* passed by the prior booting stage will be placed in memory before executing the booting stage following the OpenSBI firmware. If this option is not - provided, then the OpenSBI firmware will pass zero as the FDT address to the - following booting stage. + provided, then the OpenSBI firmware will pass the FDT address passed by the + previous booting stage to the next booting stage. *FW_JUMP* Example ----------------- diff --git a/docs/firmware/fw_payload.md b/docs/firmware/fw_payload.md index c9a9ad8..1efe765 100644 --- a/docs/firmware/fw_payload.md +++ b/docs/firmware/fw_payload.md @@ -73,7 +73,8 @@ file. The parameters currently defined are as follows: stage or specified by the *FW_PAYLOAD_FDT_PATH* parameter and embedded in the *.text* section will be placed before executing the next booting stage, that is, the payload firmware. If this option is not provided, then the - firmware will pass zero as the FDT address to the next booting stage. + firmware will pass the FDT address passed by the previous booting stage + to the next booting stage. *FW_PAYLOAD* Example -------------------- -- cgit v1.2.3