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authorVadim Bendebury <vbendeb@chromium.org>2018-01-05 10:26:02 -0800
committerChromeOS Commit Bot <chromeos-commit-bot@chromium.org>2018-02-01 00:48:09 +0000
commitad8d5cb82ae7c7928a8f8ffcf59cc8713a163363 (patch)
tree805c48b662423e7a007814388a7e1ee68c77da1e
parent4baa9343b7624807bb8676b681720c7329fa0af1 (diff)
downloadchrome-ec-ad8d5cb82ae7c7928a8f8ffcf59cc8713a163363.tar.gz
cr50: fix annoying LD warnings
The compiler marks data put into the TPM2_common.bss section as PROGBITS, which the linker does not like. Changing the section name prevents the marking and keeps linker happy. BRANCH=cr50 BUG=chromium:799385 TEST=verified that local_state is still in where it belongs: $ egrep '(local_state|__bss_libtpm2)' build/cr50/RW/ec.RW.smap 00010400 B __bss_libtpm2_start 00015d0c b local_state 00015d18 B __bss_libtpm2_end Change-Id: I48f7d2cb08c7ccb2ef3b3159eaf4d66e2b8720b4 Signed-off-by: Vadim Bendebury <vbendeb@chromium.org> Reviewed-on: https://chromium-review.googlesource.com/852793 Reviewed-by: Randall Spangler <rspangler@chromium.org> (cherry picked from commit 57bb4ddf4163dbe3da48ba56464adbabfa596344) Reviewed-on: https://chromium-review.googlesource.com/896753
-rw-r--r--board/cr50/tpm2/NVMem.c2
-rw-r--r--core/cortex-m/ec.lds.S2
2 files changed, 2 insertions, 2 deletions
diff --git a/board/cr50/tpm2/NVMem.c b/board/cr50/tpm2/NVMem.c
index 7921270fb2..33ce13a336 100644
--- a/board/cr50/tpm2/NVMem.c
+++ b/board/cr50/tpm2/NVMem.c
@@ -25,7 +25,7 @@ static struct {
BOOL s_NvIsAvailable;
BOOL s_NV_unrecoverable;
BOOL s_NV_recoverable;
-} local_state __attribute__((section("Tpm2_common.bss")));
+} local_state __attribute__((section(".bss.Tpm2_common")));
/*
* This function is used by the simulator to set the error flags in the NV
* subsystem to simulate an error in the NV loading process.
diff --git a/core/cortex-m/ec.lds.S b/core/cortex-m/ec.lds.S
index 5fbddcf269..639b17f7f7 100644
--- a/core/cortex-m/ec.lds.S
+++ b/core/cortex-m/ec.lds.S
@@ -251,7 +251,7 @@ SECTIONS
Tpm2_*(.bss)
/* TPM registers should be cleared at the same time */
STRINGIFY(OUTDIR/common/tpm_registers.o*)(.bss)
- *(Tpm2_common.bss)
+ *(.bss.Tpm2_common)
__bss_libtpm2_end = .;
*(.bss)