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| author | Perry Hung <iperry@alum.mit.edu> | 2010-03-26 00:58:23 -0400 |
|---|---|---|
| committer | Perry Hung <iperry@alum.mit.edu> | 2010-03-26 00:58:23 -0400 |
| commit | 35811da8ab196dea7b4590c56a91195eccd2f834 (patch) | |
| tree | 63ec487046566066ef7bb37d62d8e6b62f1a4acb /src/lib/util.h | |
| parent | ca8033c92a382be789d9bb325b03165004cd0bb2 (diff) | |
| download | librambutan-35811da8ab196dea7b4590c56a91195eccd2f834.tar.gz librambutan-35811da8ab196dea7b4590c56a91195eccd2f834.zip | |
Removed stm32 rcc code. Briefly tested the basic set up procedure,
brings up the board to 72MHz, clocked by external crystal PLL boosted to
72MHz.
Diffstat (limited to 'src/lib/util.h')
| -rw-r--r-- | src/lib/util.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/lib/util.h b/src/lib/util.h index e425cc0..c1ba15d 100644 --- a/src/lib/util.h +++ b/src/lib/util.h @@ -54,6 +54,12 @@ #define REG_GET(reg) *(volatile uint32_t*)(reg) +#define __set_bits(addr, mask) *(volatile uint32_t*)(addr) |= (uint32_t)(mask) +#define __clear_bits(addr, mask) (*(volatile uint32_t*)(addr) &= (uint32_t)~(mask)) +#define __get_bits(addr, mask) (*(volatile uint32_t*)(addr) & (uint32_t)(mask)) + +#define __read(reg) *(volatile uint32_t*)(reg) +#define __write(reg, value) *(volatile uint32_t*)(reg) = (value) #ifdef __cplusplus extern "C"{ |