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From:   Christoph Hellwig <hch@lst.de>
To:     Palmer Dabbelt <palmer@sifive.com>,
        Paul Walmsley <paul.walmsley@sifive.com>
Cc:     Damien Le Moal <damien.lemoal@wdc.com>,
        linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: [PATCH 15/15] riscv: disable the EFI PECOFF header for M-mode
Date:   Tue, 13 Aug 2019 17:47:47 +0200
Message-Id: <20190813154747.24256-16-hch@lst.de>
In-Reply-To: <20190813154747.24256-1-hch@lst.de>
References: <20190813154747.24256-1-hch@lst.de>
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Sender: linux-kernel-owner@vger.kernel.org
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No point in bloating the kernel image with a bootloader header if
we run bare metal.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 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 670e5cacb24e..09fcf3d000c0 100644
--- a/arch/riscv/kernel/head.S
+++ b/arch/riscv/kernel/head.S
@@ -16,6 +16,7 @@
 
 __INIT
 ENTRY(_start)
+#ifndef CONFIG_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_M_MODE */
 	/* Mask all interrupts */
 	csrw CSR_XIE, zero
 	csrw CSR_XIP, zero
-- 
2.20.1