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| author | Randall Spangler <rspangler@chromium.org> | 2013-08-01 10:27:33 -0700 |
|---|---|---|
| committer | ChromeBot <chrome-bot@google.com> | 2013-08-01 14:22:44 -0700 |
| commit | bebfb9431ed973703df03c8e2da11cf280315272 (patch) | |
| tree | 8bf468e22ac06fd4593aa11061026c8dc44b0fd6 /common/host_command.c | |
| parent | 8e28efa7ac4bc6cec969a928d1b34b6d423d582f (diff) | |
| download | chrome-ec-bebfb9431ed973703df03c8e2da11cf280315272.tar.gz | |
Word-align the host memory map
This fixes unaligned access exceptions when totally-unrelated code
changes happen to move around host_command.c's global variables.
BUG=chrome-os-partner:21578
BRANCH=none
TEST=add a ccprintf() call to host_command.c; no longer causes an exception
Change-Id: I5407e5631a08ea647dc40e5bd9c7bd101868ced0
Signed-off-by: Randall Spangler <rspangler@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/64233
Reviewed-by: Bill Richardson <wfrichar@chromium.org>
Diffstat (limited to 'common/host_command.c')
| -rw-r--r-- | common/host_command.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/common/host_command.c b/common/host_command.c index c6f7ff1dc4..489ae7b35f 100644 --- a/common/host_command.c +++ b/common/host_command.c @@ -28,7 +28,11 @@ static struct host_cmd_handler_args *pending_args; #ifndef CONFIG_LPC -static uint8_t host_memmap[EC_MEMMAP_SIZE]; +/* + * Simulated memory map. Must be word-aligned, because some of the elements + * in the memory map are words. + */ +static uint8_t host_memmap[EC_MEMMAP_SIZE] __aligned(4); #endif static enum { |