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refactor(arm): update BL2 base address

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BL2 base address updated to provide enough space for BL31 in
Trusted SRAM when building with BL2_AT_EL3 and ENABLE_PIE options.

Signed-off-by: Manish V Badarkhe <Manish.Badarkhe@arm.com>
Change-Id: Ieaba00d841648add855feb99b7923a4b0cccfb08
This commit is contained in:
Manish V Badarkhe 2022-06-13 18:23:01 +01:00
parent 76398c02a6
commit 69a131d894
1 changed files with 12 additions and 1 deletions
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13
include/plat/arm/common/arm_def.h
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@ -520,9 +520,20 @@
* BL2 specific defines.
******************************************************************************/
#if BL2_AT_EL3
#if ENABLE_PIE
/*
* As the BL31 image size appears to be increased when built with the ENABLE_PIE
* option, set BL2 base address to have enough space for BL31 in Trusted SRAM.
*/
#define BL2_BASE (ARM_TRUSTED_SRAM_BASE + \
(PLAT_ARM_TRUSTED_SRAM_SIZE >> 1) + \
0x3000)
#else
/* Put BL2 towards the middle of the Trusted SRAM */
#define BL2_BASE (ARM_TRUSTED_SRAM_BASE + \
(PLAT_ARM_TRUSTED_SRAM_SIZE >> 1) + 0x2000)
(PLAT_ARM_TRUSTED_SRAM_SIZE >> 1) + \
0x2000)
#endif /* ENABLE_PIE */
#define BL2_LIMIT (ARM_BL_RAM_BASE + ARM_BL_RAM_SIZE)
#else