From: Simon Glass <sjg@chromium.org>
Date: Sat, 5 Sep 2020 20:50:42 +0000 (-0600)
Subject: x86: zimage: Disable interrupts just before booting
X-Git-Url: http://git.dujemihanovic.xyz/%22http:/www.sics.se/static/git-favicon.png?a=commitdiff_plain;h=e9d31b302d8a4b9c371c73d3385a1efd222ab4c0;p=u-boot.git

x86: zimage: Disable interrupts just before booting

At present if an error occurs while setting up the boot, interrupts are
left disabled. Move this call later in the sequence to avoid this problem.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Wolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
---

diff --git a/arch/x86/lib/zimage.c b/arch/x86/lib/zimage.c
index ba9eb50b0b..8651dea93b 100644
--- a/arch/x86/lib/zimage.c
+++ b/arch/x86/lib/zimage.c
@@ -333,7 +333,6 @@ int do_zboot(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
 	struct boot_params *base_ptr;
 	char *s;
 
-	disable_interrupts();
 	memset(&state, '\0', sizeof(state));
 	if (argc >= 2) {
 		/* argv[1] holds the address of the bzImage */
@@ -369,6 +368,7 @@ int do_zboot(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
 		return -1;
 	}
 
+	disable_interrupts();
 	/* we assume that the kernel is in place */
 	return boot_linux_kernel((ulong)base_ptr, state.load_address, false);
 }