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[v3,3/4] riscv: obtain SMBIOS entry from FFI

Message ID 20230705114251.661-4-cuiyunhui@bytedance.com (mailing list archive)
State Handled Elsewhere, archived
Headers show
Series Obtain SMBIOS and ACPI entry from FFI | expand

Commit Message

yunhui cui July 5, 2023, 11:42 a.m. UTC 
On RISC-V, Coreboot does not support EFI booting, only supports
devicetree, and RISC-V does not have reserved address segments.
To support Coreboot on RISC-V platforms that require DMI
functionality, SMBIOS entry need to be passed through FFI.

Signed-off-by: Yunhui Cui <cuiyunhui@bytedance.com>
---
 arch/riscv/kernel/ffi.c | 2 ++
 1 file changed, 2 insertions(+)
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Patch

diff --git a/arch/riscv/kernel/ffi.c b/arch/riscv/kernel/ffi.c
index 147d06a5acff..b959d16fe0b3 100644
--- a/arch/riscv/kernel/ffi.c
+++ b/arch/riscv/kernel/ffi.c
@@ -8,6 +8,7 @@ 
 #include <linux/of.h>
 #include <linux/of_fdt.h>
 #include <linux/libfdt.h>
+#include <linux/ffi.h>
 
 static u64 acpi_rsdp;
 
@@ -35,4 +36,5 @@  u64 __init riscv_acpi_rsdp(void)
 void __init ffi_init(void)
 {
 	ffi_acpi_root_pointer();
+	ffi_smbios_root_pointer();
 }