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-rw-r--r--arch/riscv/Kconfig.erratas34
1 files changed, 23 insertions, 11 deletions
diff --git a/arch/riscv/Kconfig.erratas b/arch/riscv/Kconfig.erratas
index 0aacd7052585..ebfcd5cc6eaf 100644
--- a/arch/riscv/Kconfig.erratas
+++ b/arch/riscv/Kconfig.erratas
@@ -1,18 +1,9 @@
menu "CPU errata selection"
-config RISCV_ERRATA_ALTERNATIVE
- bool "RISC-V alternative scheme"
- depends on !XIP_KERNEL
- default y
- help
- This Kconfig allows the kernel to automatically patch the
- errata required by the execution platform at run time. The
- code patching is performed once in the boot stages. It means
- that the overhead from this mechanism is just taken once.
-
config ERRATA_SIFIVE
bool "SiFive errata"
- depends on RISCV_ERRATA_ALTERNATIVE
+ depends on !XIP_KERNEL
+ select RISCV_ALTERNATIVE
help
All SiFive errata Kconfig depend on this Kconfig. Disabling
this Kconfig will disable all SiFive errata. Please say "Y"
@@ -42,4 +33,25 @@ config ERRATA_SIFIVE_CIP_1200
If you don't know what to do here, say "Y".
+config ERRATA_THEAD
+ bool "T-HEAD errata"
+ select RISCV_ALTERNATIVE
+ help
+ All T-HEAD errata Kconfig depend on this Kconfig. Disabling
+ this Kconfig will disable all T-HEAD errata. Please say "Y"
+ here if your platform uses T-HEAD CPU cores.
+
+ Otherwise, please say "N" here to avoid unnecessary overhead.
+
+config ERRATA_THEAD_PBMT
+ bool "Apply T-Head memory type errata"
+ depends on ERRATA_THEAD && 64BIT
+ select RISCV_ALTERNATIVE_EARLY
+ default y
+ help
+ This will apply the memory type errata to handle the non-standard
+ memory type bits in page-table-entries on T-Head SoCs.
+
+ If you don't know what to do here, say "Y".
+
endmenu