[U-Boot] [PATCHv2 12/20] arm: socfpga: spl: add the stack in OCRAM

dinguyen at opensource.altera.com
2015-03-02T16:28:00Z

From: Dinh Nguyen <dinguyen@opensource.altera.com>

Allocate a stack in the OCRAM for the SPL to use.

Signed-off-by: Dinh Nguyen <dinguyen@opensource.altera.com>
---
arch/arm/cpu/armv7/socfpga/u-boot-spl.lds | 7 +++++++
include/configs/socfpga_common.h | 1 +
2 files changed, 8 insertions(+)

diff --git a/arch/arm/cpu/armv7/socfpga/u-boot-spl.lds b/arch/arm/cpu/armv7/socfpga/u-boot-spl.lds
index 730d154..7c7f59c 100644
--- a/arch/arm/cpu/armv7/socfpga/u-boot-spl.lds
+++ b/arch/arm/cpu/armv7/socfpga/u-boot-spl.lds
@@ -44,4 +44,11 @@ SECTIONS
. = ALIGN(4);
__bss_end = .;
} >.sram
+
+ .stack :
+ {
+ . = . + CONFIG_SPL_STACK_SIZE;
+ . = ALIGN(8);
+ __stack_start = .;
+ } >.sram
}
diff --git a/include/configs/socfpga_common.h b/include/configs/socfpga_common.h
index d449a78..ed83cb8 100644
--- a/include/configs/socfpga_common.h
+++ b/include/configs/socfpga_common.h
@@ -295,6 +295,7 @@ unsigned int cm_get_qspi_controller_clk_hz(void);
#define CONFIG_SYS_SPL_MALLOC_START CONFIG_SYS_INIT_SP_ADDR
#define CONFIG_SYS_SPL_MALLOC_SIZE (5 * 1024)
#define CONFIG_SPL_MAX_SIZE (64 * 1024)
+#define CONFIG_SPL_STACK_SIZE 0x1000

#define CHUNKSZ_CRC32 (1 * 1024) /* FIXME: ewww */
#define CONFIG_CRC32_VERIFY
--
2.2.1