Patch set updated for coreboot: 3f34e3d soc/intel/broadwell/spi_loading.c: Remove dead code

[Edward O'Callaghan]

Edward O'Callaghan ([e-mail]) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/8168

-gerrit

commit 3f34e3db0352ac600e7c149748d665f579842538
Author: Edward O'Callaghan 
Date:   Thu Jan 8 02:05:21 2015 +1100

soc/intel/broadwell/spi_loading.c: Remove dead code

I would appear from commit a6354a1 that this is now dead code.

Change-Id: I0f74183c9a5d8cc6ff5a11409d487cc45d9ed2df
    Signed-off-by: Edward O'Callaghan 
---
 src/soc/intel/broadwell/Makefile.inc  |  1 -
 src/soc/intel/broadwell/spi_loading.c | 67 -----------------------------------
 2 files changed, 68 deletions(-)

diff --git a/src/soc/intel/broadwell/Makefile.inc b/src/soc/intel/broadwell/Makefile.inc
index 43be95e..feead00 100644
--- a/src/soc/intel/broadwell/Makefile.inc
+++ b/src/soc/intel/broadwell/Makefile.inc
@@ -52,7 +52,6 @@ smm-y      += smihandler.c
 ramstage-y += smmrelocate.c
 ramstage-y += spi.c
 smm-$(CONFIG_SPI_FLASH_SMM) += spi.c
-ramstage-y += spi_loading.c
 ramstage-y += stage_cache.c
 romstage-y += stage_cache.c
 ramstage-y += systemagent.c
diff --git a/src/soc/intel/broadwell/spi_loading.c b/src/soc/intel/broadwell/spi_loading.c
deleted file mode 100644
index 9454d03..0000000
--- a/src/soc/intel/broadwell/spi_loading.c
+++ /dev/null
@@ -1,67 +0,0 @@
-/*
- * This file is part of the coreboot project.
- *
- * Copyright (C) 2014 Google 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#include <stdlib.h>
-#include <string.h>
-#include <arch/byteorder.h>
-#include <cbmem.h>
-#include <cbfs.h>
-#include <console/console.h>
-#include <cpu/x86/smm.h>
-#include <vendorcode/google/chromeos/chromeos.h>
-
-#define CACHELINE_SIZE 64
-#define INTRA_CACHELINE_MASK (CACHELINE_SIZE - 1)
-#define CACHELINE_MASK (~INTRA_CACHELINE_MASK)
-
-/* Mirror the payload file to the default SMM location if it is small enough.
- * The default SMM region can be used since no one is using the memory at this
- * location at this stage in the boot. */
-static inline void *spi_mirror(void *file_start, int file_len)
-{
-	int alignment_diff;
-	char *src;
-	char *dest = (void *)SMM_DEFAULT_BASE;
-
-	alignment_diff = (INTRA_CACHELINE_MASK & (long)file_start);
-
-	/* Adjust file length so that the start and end points are aligned to a
-	 * cacheline. Coupled with the ROM caching in the CPU the SPI hardware
-	 * will read and cache full length cachelines. It will also prefetch
-	 * data as well. Once things are mirrored in memory all accesses should
-	 * hit the CPUs cache. */
-	file_len += alignment_diff;
-	file_len = ALIGN(file_len, CACHELINE_SIZE);
-
-	printk(BIOS_DEBUG, "Payload aligned size: 0x%x\n", file_len);
-
-	/* Just pass back the pointer to ROM space if the file is larger
-	 * than the RAM mirror region. */
-	if (file_len > SMM_DEFAULT_SIZE)
-		return file_start;
-
-	src = (void *)(CACHELINE_MASK & (long)file_start);
-	/* Note that if mempcy is not using 32-bit moves the performance will
-	 * degrade because the SPI hardware prefetchers look for
-	 * cacheline-aligned 32-bit accesses to kick in. */
-	memcpy(dest, src, file_len);
-
-	/* Provide pointer into mirrored space. */
-	return &dest[alignment_diff];
-}