arch/*/*/early_variables.h: drop unused files

Kill off NO_GLOBAL_MIGRATION finally!

Change-Id: Ieb7d9f5590b3a7dd1fd5c0ce2e51337332434dbd
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/37054
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

1 files changed, 0 insertions, 83 deletions

diff --git a/src/arch/x86/include/arch/early_variables.h b/src/arch/x86/include/arch/early_variables.h
deleted file mode 100644
index 0c4c37b7c9..0000000000
--- a/src/arch/x86/include/arch/early_variables.h
+++ /dev/null
@@ -1,83 +0,0 @@
-/*
- * This file is part of the coreboot project.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
-
-#ifndef ARCH_EARLY_VARIABLES_H
-#define ARCH_EARLY_VARIABLES_H
-
-#include <arch/symbols.h>
-#include <commonlib/helpers.h>
-#include <stdlib.h>
-
-#if ENV_ROMSTAGE && CONFIG(CAR_GLOBAL_MIGRATION)
-
-/*
- * The _car_global_[start|end]symbols cover CAR data which is relocatable
- * once memory comes online. Variables with CAR_GLOBAL decoration
- * reside within this region.
- */
-extern char _car_global_start[];
-extern char _car_global_end[];
-#define _car_global_size (_car_global_end - _car_global_start)
-
-asm(".section .car.global_data,\"w\",@nobits");
-asm(".previous");
-#ifdef __clang__
-#define CAR_GLOBAL __attribute__((used, section(".car.global_data")))
-#else
-#define CAR_GLOBAL __attribute__((used, section(".car.global_data#")))
-#endif /* __clang__ */
-
-/* Get the correct pointer for the CAR global variable. */
-void *car_get_var_ptr(void *var);
-
-/* Get and set a primitive type global variable. */
-#define car_get_var(var) \
-	(*(typeof(var) *)car_get_var_ptr(&(var)))
-#define car_set_var(var, val)	car_get_var(var) = (val)
-
-/* Get and set a CAR_GLOBAL pointing elsewhere inside CAR. */
-#define car_get_ptr car_get_var
-#define car_set_ptr car_set_var
-
-static inline size_t car_data_size(void)
-{
-	size_t car_size = _car_global_size;
-	return ALIGN(car_size, 64);
-}
-
-static inline size_t car_object_offset(void *ptr)
-{
-	return (char *)ptr - &_car_global_start[0];
-}
-
-#else
-
-/*
- * For all stages other than romstage, all CAR_GLOBAL variables are accessed
- * unconditionally as there is no migration of symbols.
- */
-
-#define CAR_GLOBAL
-#define car_get_var(var) (var)
-#define car_set_var(var, val)	(var) = (val)
-#define car_get_ptr car_get_var
-#define car_set_ptr car_set_var
-
-static inline void *car_get_var_ptr(void *var)
-{
-	return var;
-}
-
-#endif
-
-#endif /* ARCH_EARLY_VARIABLES_H */