diff options
author | Sheng-Liang Song <ssl@chromium.org> | 2014-12-17 10:53:19 -0800 |
---|---|---|
committer | ChromeOS Commit Bot <chromeos-commit-bot@chromium.org> | 2015-03-20 23:06:58 +0000 |
commit | 3f061f1864b59cd77d6c6d2fd6fdf8eb57393d51 (patch) | |
tree | 80ecad1905c45bda37e049d8faa3ef78c9f18063 /include/common.h | |
parent | bdcc496b304ddc7e614de025a08133bbc152ba7f (diff) | |
download | chrome-ec-3f061f1864b59cd77d6c6d2fd6fdf8eb57393d51.tar.gz |
cr50: Added macros for register read/write
Added macros for register read/write.
BRANCH=none
BUG=chrome-os-partner:33815
TEST="make buildall -j; Verified on RevA1 chip"
Signed-off-by: Sheng-Liang Song <ssl@chromium.org>
Change-Id: I25c6f6b5865c7fdde002b2191b1f2eaaba15f589
Reviewed-on: https://chromium-review.googlesource.com/236402
Reviewed-by: Bill Richardson <wfrichar@chromium.org>
Commit-Queue: Sheng-liang Song <ssl@chromium.org>
Tested-by: Sheng-liang Song <ssl@chromium.org>
Diffstat (limited to 'include/common.h')
-rw-r--r-- | include/common.h | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/include/common.h b/include/common.h index eb4ebd7c32..59e66b7f29 100644 --- a/include/common.h +++ b/include/common.h @@ -37,9 +37,13 @@ #define STRINGIFY(name) STRINGIFY0(name) /* Macros to access registers */ -#define REG32(addr) (*(volatile uint32_t *)(addr)) -#define REG16(addr) (*(volatile uint16_t *)(addr)) -#define REG8(addr) (*(volatile uint8_t *)(addr)) +#define REG32_ADDR(addr) ((volatile uint32_t *)(addr)) +#define REG16_ADDR(addr) ((volatile uint16_t *)(addr)) +#define REG8_ADDR(addr) ((volatile uint8_t *)(addr)) + +#define REG32(addr) (*REG32_ADDR(addr)) +#define REG16(addr) (*REG16_ADDR(addr)) +#define REG8(addr) (*REG8_ADDR(addr)) /* * Define __aligned(n) and __packed if someone hasn't beat us to it. Linux |