[PATCH 12/12] riscv: disable the EFI PECOFF header for M-mode

Christoph Hellwig
2019-10-28T12:11:29Z

No point in bloating the kernel image with a bootloader header if
we run bare metal.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Anup Patel <anup@brainfault.org>
---
arch/riscv/kernel/head.S | 2 ++
1 file changed, 2 insertions(+)

diff --git a/arch/riscv/kernel/head.S b/arch/riscv/kernel/head.S
index 84a6f0a4b120..9bca97ffb67a 100644
--- a/arch/riscv/kernel/head.S
+++ b/arch/riscv/kernel/head.S
@@ -16,6 +16,7 @@

__INIT
ENTRY(_start)
+#ifndef CONFIG_RISCV_M_MODE
/*
* Image header expected by Linux boot-loaders. The image header data
* structure is described in asm/image.h.
@@ -47,6 +48,7 @@ ENTRY(_start)

.global _start_kernel
_start_kernel:
+#endif /* CONFIG_RISCV_M_MODE */
/* Mask all interrupts */
csrw CSR_IE, zero
csrw CSR_IP, zero
--
2.20.1