X-Git-Url: https://git.gag.com/?a=blobdiff_plain;ds=sidebyside;f=src%2Fstm%2Fao_arch_funcs.h;h=62b100631bc0bf87320c0e7afd5ece89fd8caa2b;hb=b96eece8e42df0713fc92d47b6bb27604c0168a2;hp=a42fe10f3cf9b3d5356b77407b6df46ee9099eae;hpb=5e41d1e03680af9806c599aad80b9b64dd719f9b;p=fw%2Faltos diff --git a/src/stm/ao_arch_funcs.h b/src/stm/ao_arch_funcs.h index a42fe10f..62b10063 100644 --- a/src/stm/ao_arch_funcs.h +++ b/src/stm/ao_arch_funcs.h @@ -31,12 +31,85 @@ ao_spi_put(uint8_t spi_index); void ao_spi_send(void *block, uint16_t len, uint8_t spi_index); +void +ao_spi_send_fixed(uint8_t value, uint16_t len, uint8_t spi_index); + void ao_spi_recv(void *block, uint16_t len, uint8_t spi_index); +void +ao_spi_duplex(void *out, void *in, uint16_t len, uint8_t spi_index); + +#define AO_SPI_SPEED_FAST STM_SPI_CR1_BR_PCLK_16 +#define AO_SPI_SPEED_200kHz STM_SPI_CR1_BR_PCLK_256 + +extern uint16_t ao_spi_speed[STM_NUM_SPI]; + +#define ao_spi_slow(bus) (ao_spi_speed[bus] = AO_SPI_SPEED_200kHz) + +#define ao_spi_fast(bus) (ao_spi_speed[bus] = AO_SPI_SPEED_FAST) + void ao_spi_init(void); +#define ao_spi_get_mask(reg,mask,bus) do { \ + ao_spi_get(bus); \ + (reg)->bsrr = ((uint32_t) mask) << 16; \ + } while (0) + +#define ao_spi_put_mask(reg,mask,bus) do { \ + (reg)->bsrr = mask; \ + ao_spi_put(bus); \ + } while (0) + +#define ao_spi_get_bit(reg,bit,pin,bus) ao_spi_get_mask(reg,(1<