amdblocks/acpimmio: add common functions for AP entry

Move the stoneyridge implementation of get/set AP entry to the common
block.

Signed-off-by: Michał Żygowski <michal.zygowski@3mdeb.com>
Change-Id: I9c73940ffe5f735dcd844911361355c384f617b1
Reviewed-on: https://review.coreboot.org/c/coreboot/+/37416
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Richard Spiegel <richard.spiegel@silverbackltd.com>

1 files changed, 0 insertions, 40 deletions

diff --git a/src/soc/amd/stoneyridge/nb_util.c b/src/soc/amd/stoneyridge/nb_util.c
deleted file mode 100644
index d5de067814..0000000000
--- a/src/soc/amd/stoneyridge/nb_util.c
+++ /dev/null
@@ -1,40 +0,0 @@
-/*
- * This file is part of the coreboot project.
- *
- * Copyright (C) 2018 Advanced Micro Devices
- *
- * 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 <soc/northbridge.h>
-#include <soc/pci_devs.h>
-#include <device/pci_ops.h>
-
-uint32_t nb_ioapic_read(unsigned int index)
-{
-	pci_write_config32(SOC_GNB_DEV, NB_IOAPIC_INDEX, index);
-	return pci_read_config32(SOC_GNB_DEV, NB_IOAPIC_DATA);
-}
-
-void nb_ioapic_write(unsigned int index, uint32_t value)
-{
-	pci_write_config32(SOC_GNB_DEV, NB_IOAPIC_INDEX, index);
-	pci_write_config32(SOC_GNB_DEV, NB_IOAPIC_DATA, value);
-}
-
-void *get_ap_entry_ptr(void)
-{
-	return (void *)nb_ioapic_read(AP_SCRATCH_REG);
-}
-
-void set_ap_entry_ptr(void *entry)
-{
-	nb_ioapic_write(AP_SCRATCH_REG, (uintptr_t)entry);
-}