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PSA: Pass TFM_LVL macro to linker files #10438

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Merged
merged 1 commit into from
Apr 26, 2019
Merged

PSA: Pass TFM_LVL macro to linker files #10438

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10 changes: 10 additions & 0 deletions tools/toolchains/mbed_toolchain.py
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Original file line number Diff line number Diff line change
Expand Up @@ -918,6 +918,7 @@ def add_regions(self):
pass

STACK_PARAM = "target.boot-stack-size"
TFM_LVL_PARAM = "tfm.level"

def add_linker_defines(self):
params, _ = self.config_data
Expand All @@ -930,6 +931,15 @@ def add_linker_defines(self):
self.ld.append(define_string)
self.flags["ld"].append(define_string)

# Pass TFM_LVL to linker files, so single linker file can support different TFM security levels.
if self.TFM_LVL_PARAM in params:
define_string = self.make_ld_define(
"TFM_LVL",
params[self.TFM_LVL_PARAM].value
)
self.ld.append(define_string)
self.flags["ld"].append(define_string)

if self.target.is_PSA_secure_target:
for flag, param in [
("MBED_PUBLIC_RAM_START", "target.public-ram-start"),
Expand Down