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author | Vadim Bendebury <vbendeb@chromium.org> | 2017-01-31 22:12:51 -0800 |
---|---|---|
committer | Vadim Bendebury <vbendeb@chromium.org> | 2017-02-01 06:35:57 +0000 |
commit | 9fc399a0aaa4a12591907b498d4826a35fe4a806 (patch) | |
tree | 6d22fc2bb889d80c2a666db471959f1e77218da7 /core | |
parent | 82656eac813753b8d7e64d31760a8a308e060e4c (diff) | |
download | chrome-ec-9fc399a0aaa4a12591907b498d4826a35fe4a806.tar.gz |
Revert "system: Use stored size in image_data for determining image_used"
This breaks header composition of g chip based boards.
This reverts commit 93951a491dd00e20addc1ff99c2896bb9752e665.
Change-Id: Ia52cf1d9c56fbb588317cec73487b2c9e89b7234
Reviewed-on: https://chromium-review.googlesource.com/435550
Reviewed-by: Vadim Bendebury <vbendeb@chromium.org>
Commit-Queue: Vadim Bendebury <vbendeb@chromium.org>
Tested-by: Vadim Bendebury <vbendeb@chromium.org>
Diffstat (limited to 'core')
-rw-r--r-- | core/cortex-m/ec.lds.S | 8 | ||||
-rw-r--r-- | core/cortex-m0/ec.lds.S | 8 | ||||
-rw-r--r-- | core/nds32/ec.lds.S | 12 |
3 files changed, 27 insertions, 1 deletions
diff --git a/core/cortex-m/ec.lds.S b/core/cortex-m/ec.lds.S index 0c570a0b14..803845c5a6 100644 --- a/core/cortex-m/ec.lds.S +++ b/core/cortex-m/ec.lds.S @@ -329,6 +329,14 @@ SECTIONS * can expand to use all the remaining RAM. */ __shared_mem_buf = .; + /* Tag at end of firmware image so that we can find the image size. + * This may be overwritten by the shared memory buffer; that's ok + * because we only use it to find the image size in flash. */ + . = ALIGN(4); + BYTE(0x45); + BYTE(0x4e); + BYTE(0x44); + BYTE(0xea); /* NOTHING MAY GO AFTER THIS! */ } > IRAM diff --git a/core/cortex-m0/ec.lds.S b/core/cortex-m0/ec.lds.S index 495395a572..ee65cb31ce 100644 --- a/core/cortex-m0/ec.lds.S +++ b/core/cortex-m0/ec.lds.S @@ -217,6 +217,14 @@ SECTIONS * can expand to use all the remaining RAM. */ __shared_mem_buf = .; + /* Tag at end of firmware image so that we can find the image size. + * This may be overwritten by the shared memory buffer; that's ok + * because we only use it to find the image size in flash. */ + . = ALIGN(4); + BYTE(0x45); + BYTE(0x4e); + BYTE(0x44); + BYTE(0xea); /* NOTHING MAY GO AFTER THIS! */ } > IRAM diff --git a/core/nds32/ec.lds.S b/core/nds32/ec.lds.S index 735d4e5c8b..978f652815 100644 --- a/core/nds32/ec.lds.S +++ b/core/nds32/ec.lds.S @@ -218,7 +218,17 @@ SECTIONS } > IRAM - /* TODO: Add __image_size. */ + .flash.tag : { + /* Tag at end of firmware image so that we can find the image size. + * This may be overwritten by the shared memory buffer; that's ok + * because we only use it to find the image size in flash. */ + . = ALIGN(4); + BYTE(0x45); + BYTE(0x4e); + BYTE(0x44); + BYTE(0xea); + /* NOTHING MAY GO IN FLASH AFTER THIS! */ + } >FLASH #ifdef CONFIG_LPC .h2ram (NOLOAD) : { |