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Merge "feat(zynqmp): make stack size configurable" into integration

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Joanna Farley 2023-04-12 11:04:09 +02:00 committed by TrustedFirmware Code Review
commit d2309b49ea
2 changed files with 12 additions and 0 deletions
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10
docs/plat/xilinx-zynqmp.rst
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@ -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
----------------------------

2
plat/xilinx/zynqmp/include/platform_def.h
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@ -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)