Ronald G. Minnich (rminnich@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@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@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 +}