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ARM: tegra: use CONFIG_SYS_INIT_SP_BSS_OFFSET

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Enable CONFIG_SYS_INIT_SP_BSS_OFFSET for all 64-bit Tegra boards. Place
the stack/... 512KiB from the end of the U-Boot binary. This should be
plenty to accommodate the current DTBs (max 64 KiB), early malloc region
(6KiB), stack usage, and plenty of slack, while still not placing it too
far away from the U-Boot binary.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>
This commit is contained in:
Stephen Warren 2017-12-19 18:30:37 -07:00 committed by Tom Warren
parent e6c904489a
commit f097532d27
5 changed files with 8 additions and 10 deletions
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3
arch/arm/mach-tegra/tegra186/Kconfig
View file

@ -21,6 +21,9 @@ endchoice
config SYS_SOC
default "tegra186"
config SYS_INIT_SP_BSS_OFFSET
default 524288
source "board/nvidia/p2771-0000/Kconfig"
endif

3
arch/arm/mach-tegra/tegra210/Kconfig
View file

@ -40,6 +40,9 @@ endchoice
config SYS_SOC
default "tegra210"
config SYS_INIT_SP_BSS_OFFSET
default 524288
source "board/nvidia/e2220-1170/Kconfig"
source "board/nvidia/p2371-0000/Kconfig"
source "board/nvidia/p2371-2180/Kconfig"

2
include/configs/tegra-common.h
View file

@ -78,11 +78,13 @@
#define CONFIG_SYS_BOOTMAPSZ (256 << 20) /* 256M */
#ifndef CONFIG_ARM64
#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_STACKBASE
#define CONFIG_SYS_INIT_RAM_SIZE CONFIG_SYS_MALLOC_LEN
#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
CONFIG_SYS_INIT_RAM_SIZE - \
GENERATED_GBL_DATA_SIZE)
#endif
#ifndef CONFIG_ARM64
/* Defines for SPL */

5
include/configs/tegra186-common.h
View file

@ -14,11 +14,6 @@
*/
#define V_NS16550_CLK 408000000 /* 408MHz (pllp_out0) */
/*
* Miscellaneous configurable options
*/
#define CONFIG_STACKBASE 0x82800000 /* 40MB */
/*-----------------------------------------------------------------------
* Physical Memory Map
*/

5
include/configs/tegra210-common.h
View file

@ -15,11 +15,6 @@
*/
#define V_NS16550_CLK 408000000 /* 408MHz (pllp_out0) */
/*
* Miscellaneous configurable options
*/
#define CONFIG_STACKBASE 0x82800000 /* 40MB */
/*-----------------------------------------------------------------------
* Physical Memory Map
*/