[coreboot] Patch set updated for coreboot: a85a2f6 bootblock_cpu_init() stub for exynos5250

Ronald G. Minnich (rminnich@gmail.com) gerrit at coreboot.org
Wed Jan 16 19:01:07 CET 2013


Ronald G. Minnich (rminnich at gmail.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/2138

-gerrit

commit a85a2f673990f754a26f3eaa1231e1c17313ba04
Author: David Hendricks <dhendrix at chromium.org>
Date:   Fri Jan 11 11:34:06 2013 -0800

    bootblock_cpu_init() stub for exynos5250
    
    This adds a stub for bootblock_cpu_init() for exynos5250. It will
    eventually contain code to copy ROM content from SPI to SRAM.
    
    Change-Id: I26ee62a1e701013f38f76f200579faa680530860
    Signed-off-by: David Hendricks <dhendrix at chromium.org>
---
 src/cpu/samsung/exynos5250/Kconfig     |  8 ++++++++
 src/cpu/samsung/exynos5250/bootblock.c | 32 ++++++++++++++++++++++++++++++++
 2 files changed, 40 insertions(+)

diff --git a/src/cpu/samsung/exynos5250/Kconfig b/src/cpu/samsung/exynos5250/Kconfig
index c2d9b9f..3d66c77 100644
--- a/src/cpu/samsung/exynos5250/Kconfig
+++ b/src/cpu/samsung/exynos5250/Kconfig
@@ -1,3 +1,11 @@
+config BOOTBLOCK_CPU_INIT
+	string
+	default "cpu/samsung/exynos5250/bootblock.c"
+	help
+	  CPU/SoC-specific bootblock code. This is useful if the
+	  bootblock must load microcode or copy data from ROM before
+	  searching for the bootblock.
+
 config EXYNOS_ACE_SHA
 	bool
 	default n
diff --git a/src/cpu/samsung/exynos5250/bootblock.c b/src/cpu/samsung/exynos5250/bootblock.c
new file mode 100644
index 0000000..58d0919
--- /dev/null
+++ b/src/cpu/samsung/exynos5250/bootblock.c
@@ -0,0 +1,32 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2013 The Chromium OS Authors
+ *
+ * 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
+ */
+
+void bootblock_cpu_init(void);
+void bootblock_cpu_init(void)
+{
+	/*
+	 * FIXME: this is a stub for now. It should eventually copy
+	 * romstage data (and maybe more) from SPI to SRAM.
+	 */
+#if 0
+	volatile unsigned long *addr = (unsigned long *)0x1004330c;
+	*addr |= 0x100;
+	while (1) ;
+#endif
+}



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