sb/amd/sb800: Drop support

Relocatable ramstage, postcar stage and C_ENVIRONMENT_BOOTBLOCK are
now mandatory features, which platforms using this code lack.

Change-Id: I1c25837f1ba05ecd58309b63a471001f4aee2fff
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/36968
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: HAOUAS Elyes <ehaouas@noos.fr>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

1 files changed, 0 insertions, 51 deletions

diff --git a/src/southbridge/amd/sb800/ramtop.c b/src/southbridge/amd/sb800/ramtop.c
deleted file mode 100644
index 889c699379..0000000000
--- a/src/southbridge/amd/sb800/ramtop.c
+++ /dev/null
@@ -1,51 +0,0 @@
-/*
- * This file is part of the coreboot project.
- *
- * Copyright (C) 2010 Advanced Micro Devices, Inc.
- *
- * 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.
- */
-
-#include <stdint.h>
-#include <arch/io.h>
-#include <arch/acpi.h>
-#include <cbmem.h>
-#include "sb800.h"
-
-int acpi_get_sleep_type(void)
-{
-	u16 tmp;
-	tmp = inw(ACPI_PM1_CNT_BLK);
-	return ((tmp & (7 << 10)) >> 10);
-}
-
-void backup_top_of_low_cacheable(uintptr_t ramtop)
-{
-	u32 dword = ramtop;
-	int nvram_pos = 0xfc, i;
-	for (i = 0; i < 4; i++) {
-		outb(nvram_pos, BIOSRAM_INDEX);
-		outb((dword >> (8 * i)) & 0xff, BIOSRAM_DATA);
-		nvram_pos++;
-	}
-}
-
-uintptr_t restore_top_of_low_cacheable(void)
-{
-	uint32_t xdata = 0;
-	int xnvram_pos = 0xfc, xi;
-	for (xi = 0; xi < 4; xi++) {
-		outb(xnvram_pos, BIOSRAM_INDEX);
-		xdata &= ~(0xff << (xi * 8));
-		xdata |= inb(BIOSRAM_DATA) << (xi *8);
-		xnvram_pos++;
-	}
-	return xdata;
-}