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Added support for BitBand I/O

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BuFran 2013-06-19 13:51:56 +02:00
parent fb5c86db07
commit 3bc5a249a1
1 changed files with 7 additions and 0 deletions
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7
include/libopencm3/cm3/common.h
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@ -52,6 +52,13 @@
#define MMIO32(addr) (*(volatile uint32_t *)(addr))
#define MMIO64(addr) (*(volatile uint64_t *)(addr))
/* Generic bit-band I/O accessor functions */
#define BBIO_SRAM(addr,bit) \
MMIO8(((addr) & 0x0FFFFF) * 32 | 0x22000000 + (bit) * 4 )
#define BBIO_PERIPH(addr,bit) \
MMIO8(((addr) & 0x0FFFFF) * 32 | 0x42000000 + (bit) * 4 )
/* Generic bit definition */
#define BIT0 (1<<0)
#define BIT1 (1<<1)