soc/intel: skl,cnl,icl: consolidate ebda and memmap

As of CB:36136 ebda and memmap are identical for skl, cnl and icl, thus
move them to common code.

Tested successfully on X11SSM-F

Change-Id: I9a20c814d2a6874fcb4ff99ef1a7825d891f74e2
Signed-off-by: Michael Niewöhner <foss@mniewoehner.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/36137
Reviewed-by: Nico Huber <nico.h@gmx.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

2 files changed, 0 insertions, 110 deletions

diff --git a/src/soc/intel/cannonlake/Makefile.inc b/src/soc/intel/cannonlake/Makefile.inc
index 5bc9409521..0fcbcd15e6 100644
--- a/src/soc/intel/cannonlake/Makefile.inc
+++ b/src/soc/intel/cannonlake/Makefile.inc
@@ -16,7 +16,6 @@ bootblock-y += pmutil.c
 bootblock-y += bootblock/report_platform.c
 bootblock-y += gspi.c
 bootblock-y += i2c.c
-bootblock-y += memmap.c
 bootblock-y += spi.c
 bootblock-y += lpc.c
 bootblock-y += p2sb.c
@@ -26,7 +25,6 @@ romstage-y += cnl_memcfg_init.c
 romstage-y += gspi.c
 romstage-y += i2c.c
 romstage-y += lpc.c
-romstage-y += memmap.c
 romstage-y += pmutil.c
 romstage-y += reset.c
 romstage-y += spi.c
@@ -44,7 +42,6 @@ ramstage-y += i2c.c
 ramstage-y += lockdown.c
 ramstage-y += lpc.c
 ramstage-y += me.c
-ramstage-y += memmap.c
 ramstage-y += nhlt.c
 ramstage-y += p2sb.c
 ramstage-y += pmc.c
@@ -66,7 +63,6 @@ smm-y += smihandler.c
 smm-y += uart.c
 smm-y += xhci.c
 
-postcar-y += memmap.c
 postcar-y += pmutil.c
 postcar-y += i2c.c
 postcar-y += gspi.c
diff --git a/src/soc/intel/cannonlake/memmap.c b/src/soc/intel/cannonlake/memmap.c
deleted file mode 100644
index 63e7acdb85..0000000000
--- a/src/soc/intel/cannonlake/memmap.c
+++ /dev/null
@@ -1,106 +0,0 @@
-/*
- * This file is part of the coreboot project.
- *
- * Copyright (C) 2014 Google Inc.
- * Copyright (C) 2015-2017 Intel Corporation.
- *
- * 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 <arch/romstage.h>
-#include <cbmem.h>
-#include <fsp/util.h>
-#include <intelblocks/ebda.h>
-#include <intelblocks/systemagent.h>
-#include <stdlib.h>
-
-/*
- * Fill up memory layout information
- *
- * Host Memory Map:
- *
- * +--------------------------+ TOUUD
- * |                          |
- * +--------------------------+ 4GiB
- * |     PCI Address Space    |
- * +--------------------------+ TOLUD (also maps into MC address space)
- * |     iGD                  |
- * +--------------------------+ BDSM
- * |     GTT                  |
- * +--------------------------+ BGSM
- * |     TSEG                 |
- * +--------------------------+ TSEGMB
- * |   DMA Protected Region   |
- * +--------------------------+ DPR
- * |    PRM (C6DRAM/SGX)      |
- * +--------------------------+ PRMRR
- * |     ME Stolen Memory     |
- * +--------------------------+ ME Stolen
- * |     PTT                  |
- * +--------------------------+ top_of_ram
- * |     Reserved - FSP/CBMEM |
- * +--------------------------+ TOLUM
- * |     Usage DRAM           |
- * +--------------------------+ 0
- *
- * Some of the base registers above can be equal making the size of those
- * regions 0. The reason is because the memory controller internally subtracts
- * the base registers from each other to determine sizes of the regions. In
- * other words, the memory map is in a fixed order no matter what.
- */
-void fill_soc_memmap_ebda(struct ebda_config *cfg)
-{
-	struct range_entry tolum;
-
-	fsp_find_bootloader_tolum(&tolum);
-	cfg->cbmem_top = range_entry_end(&tolum);
-}
-
-void cbmem_top_init(void)
-{
-	/* Fill up EBDA area */
-	fill_ebda_area();
-}
-
-/*
- *     +-------------------------+  Top of RAM (aligned)
- *     | System Management Mode  |
- *     |      code and data      |  Length: CONFIG_TSEG_SIZE
- *     |         (TSEG)          |
- *     +-------------------------+  SMM base (aligned)
- *     |                         |
- *     | Chipset Reserved Memory |
- *     |                         |
- *     +-------------------------+  top_of_ram (aligned)
- *     |                         |
- *     |       CBMEM Root        |
- *     |                         |
- *     +-------------------------+
- *     |                         |
- *     |   FSP Reserved Memory   |
- *     |                         |
- *     +-------------------------+
- *     |                         |
- *     |  Various CBMEM Entries  |
- *     |                         |
- *     +-------------------------+  top_of_stack (8 byte aligned)
- *     |                         |
- *     |   stack (CBMEM Entry)   |
- *     |                         |
- *     +-------------------------+
- */
-void *cbmem_top_chipset(void)
-{
-	struct ebda_config ebda_cfg;
-
-	retrieve_ebda_object(&ebda_cfg);
-
-	return (void *)(uintptr_t)ebda_cfg.cbmem_top;
-}