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author | Akshay Belsare <akshay.belsare@amd.com> | 2023-04-06 16:21:06 +0530 |
---|---|---|
committer | Michal Šimek <monstr@monstr.eu> | 2023-04-11 15:10:23 +0100 |
commit | 57536653e62765f9529d045b118ad881369bc73a (patch) | |
tree | 996aa9393e70a048475e8301e07321660f7e229f | |
parent | 07c594c5183d32563efcc87dd79824ffc217a180 (diff) | |
download | arm-trusted-firmware-57536653e62765f9529d045b118ad881369bc73a.tar.gz |
feat(zynqmp): make stack size configurable
If PLATFORM_STACK_SIZE not already defined, use the default value of
PLATFORM_STACK_SIZE.
This makes the stack size value configurable for different interface
like custom packages.
Signed-off-by: Amit Nagal <amit.nagal@amd.com>
Signed-off-by: Akshay Belsare <akshay.belsare@amd.com>
Change-Id: I87e9fcbfb4c4092378b1ac0ff8fb6d084495d320
-rw-r--r-- | docs/plat/xilinx-zynqmp.rst | 10 | ||||
-rw-r--r-- | plat/xilinx/zynqmp/include/platform_def.h | 2 |
2 files changed, 12 insertions, 0 deletions
diff --git a/docs/plat/xilinx-zynqmp.rst b/docs/plat/xilinx-zynqmp.rst index 81f4fbecc..4fe0d2f84 100644 --- a/docs/plat/xilinx-zynqmp.rst +++ b/docs/plat/xilinx-zynqmp.rst @@ -89,6 +89,16 @@ the build command example is; make CROSS_COMPILE=aarch64-none-elf- PLAT=zynqmp RESET_TO_BL31=1 DEBUG=1 \ ZYNQMP_ATF_MEM_BASE=0x40000 ZYNQMP_ATF_MEM_SIZE=<size> +Configurable Stack Size +----------------------- + +The stack size in TF-A for ZynqMP platform is configurable. +The custom package can define the desired stack size as per the requirement in +the make file as follows, + +PLATFORM_STACK_SIZE := <value> +$(eval $(call add_define,PLATFORM_STACK_SIZE)) + FSBL->TF-A Parameter Passing ---------------------------- diff --git a/plat/xilinx/zynqmp/include/platform_def.h b/plat/xilinx/zynqmp/include/platform_def.h index aebce304e..fb1130ff7 100644 --- a/plat/xilinx/zynqmp/include/platform_def.h +++ b/plat/xilinx/zynqmp/include/platform_def.h @@ -21,7 +21,9 @@ ******************************************************************************/ /* Size of cacheable stacks */ +#ifndef PLATFORM_STACK_SIZE #define PLATFORM_STACK_SIZE 0x440 +#endif #define PLATFORM_CORE_COUNT U(4) #define PLAT_NUM_POWER_DOMAINS U(5) |