From 5d692b9ad6122991afa12698bc3d53b574ee66fa Mon Sep 17 00:00:00 2001
From: Mark Kettenis <kettenis@cvs.openbsd.org>
Date: Tue, 21 Jun 2016 15:39:52 +0000
Subject: Remove code to generate uboot tags.  It hardcoded information for a
 single board and a device tree is required by our kernel now.

ok patrick@, jsg@
---
 sys/arch/armv7/stand/efiboot/exec.c | 62 +------------------------------------
 1 file changed, 1 insertion(+), 61 deletions(-)

diff --git a/sys/arch/armv7/stand/efiboot/exec.c b/sys/arch/armv7/stand/efiboot/exec.c
index 5e6b77abd9c..76bdd29f040 100644
--- a/sys/arch/armv7/stand/efiboot/exec.c
+++ b/sys/arch/armv7/stand/efiboot/exec.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: exec.c,v 1.7 2016/05/17 23:16:10 kettenis Exp $	*/
+/*	$OpenBSD: exec.c,v 1.8 2016/06/21 15:39:51 kettenis Exp $	*/
 
 /*
  * Copyright (c) 2006, 2016 Mark Kettenis
@@ -18,7 +18,6 @@
 
 #include <sys/param.h>
 #include <sys/reboot.h>
-#include <machine/bootconfig.h>
 #include <dev/cons.h>
 
 #include <lib/libkern/libkern.h>
@@ -31,53 +30,8 @@
 #include "efiboot.h"
 #include "libsa.h"
 
-extern void *fdt;
-
 typedef void (*startfuncp)(void *, void *, void *) __attribute__ ((noreturn));
 
-struct uboot_tag_header {
-	uint32_t	size;
-	uint32_t	tag;
-};
-struct uboot_tag_core {
-	uint32_t	flags;
-	uint32_t	pagesize;
-	uint32_t	rootdev;
-};
-struct uboot_tag_serialnr {
-	uint32_t	low;
-	uint32_t	high;
-};
-struct uboot_tag_revision {
-	uint32_t	rev;
-};
-struct uboot_tag_mem32 {
-	uint32_t	size;
-	uint32_t	start;
-};
-struct uboot_tag_cmdline {
-	char		cmdline[64];
-};
-
-#define ATAG_CORE	0x54410001
-#define	ATAG_MEM	0x54410002
-#define	ATAG_CMDLINE	0x54410009
-#define	ATAG_SERIAL	0x54410006
-#define	ATAG_REVISION	0x54410007
-#define	ATAG_NONE	0x00000000
-struct uboot_tag {
-	struct uboot_tag_header hdr;
-	union {
-		struct uboot_tag_core		core;
-		struct uboot_tag_mem32		mem;
-		struct uboot_tag_revision	rev;
-		struct uboot_tag_serialnr	serialnr;
-		struct uboot_tag_cmdline	cmdline;
-	} u;
-};
-
-struct uboot_tag tags[3];
-
 void
 run_loadfile(u_long *marks, int howto)
 {
@@ -125,20 +79,6 @@ run_loadfile(u_long *marks, int howto)
 		*++cp = 0;
 
 	fdt = efi_makebootargs(args, &board_id);
-	if (fdt == 0) {
-		tags[0].hdr.tag = ATAG_MEM;
-		tags[0].hdr.size = sizeof(struct uboot_tag) / sizeof(uint32_t);
-		tags[0].u.mem.start = 0x10000000;
-		tags[0].u.mem.size = 0x80000000;
-		tags[1].hdr.tag = ATAG_CMDLINE;
-		tags[1].hdr.size = sizeof(struct uboot_tag) / sizeof(uint32_t);
-		strlcpy(tags[1].u.cmdline.cmdline, args,
-			sizeof(tags[1].u.cmdline.cmdline));
-
-		memcpy((void *)0x10000000, tags, sizeof(tags));
-		fdt = (void *)0x10000000;
-		board_id = 4821;
-	}
 
 	efi_cleanup();
 
-- 
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