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* [PATCH 1/1] RISC-V: CONFIG_SPL_OPENSBI_SCRATCH_OPTIONS description
@ 2023-07-04  0:14 Heinrich Schuchardt
  2023-07-05  5:52 ` Leo Liang
  2023-07-05  6:28 ` Anup Patel
  0 siblings, 2 replies; 3+ messages in thread
From: Heinrich Schuchardt @ 2023-07-04  0:14 UTC (permalink / raw)
  To: Rick Chen, Leo Yu-Chi Liang
  Cc: Nikita Shubin, Anup Patel, u-boot, Heinrich Schuchardt

Describe which numeric values can be used for as scratch options for
OpenSBI.

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
---
 common/spl/Kconfig | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/common/spl/Kconfig b/common/spl/Kconfig
index 2c042ad306..7f99889ec3 100644
--- a/common/spl/Kconfig
+++ b/common/spl/Kconfig
@@ -1524,8 +1524,10 @@ config SPL_OPENSBI_SCRATCH_OPTIONS
 	default 0x1
 	depends on SPL_OPENSBI
 	help
-	  Options passed to fw_dynamic, for example SBI_SCRATCH_NO_BOOT_PRINTS or
-	  SBI_SCRATCH_DEBUG_PRINTS.
+	  This bitmap of options is passed from U-Boot SPL to OpenSBI.
+	  As of OpenSBI 1.3 the following bits are defined:
+	  - SBI_SCRATCH_NO_BOOT_PRINTS = 0x1 (Disable prints during boot)
+	  - SBI_SCRATCH_DEBUG_PRINTS   = 0x2 (Enable runtime debug prints)
 
 config SPL_TARGET
 	string "Addtional build targets for 'make'"
-- 
2.40.1


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2023-07-04  0:14 [PATCH 1/1] RISC-V: CONFIG_SPL_OPENSBI_SCRATCH_OPTIONS description Heinrich Schuchardt
2023-07-05  5:52 ` Leo Liang
2023-07-05  6:28 ` Anup Patel

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