diff options
Diffstat (limited to 'code/fe310/eos/spi.c')
| -rw-r--r-- | code/fe310/eos/spi.c | 21 |
1 files changed, 10 insertions, 11 deletions
diff --git a/code/fe310/eos/spi.c b/code/fe310/eos/spi.c index 034ae99..2928e82 100644 --- a/code/fe310/eos/spi.c +++ b/code/fe310/eos/spi.c @@ -136,6 +136,11 @@ static void spi_xchg_done(void) { spi_state_flags &= ~SPI_FLAG_XCHG; if (!(spi_state_flags & (EOS_SPI_FLAG_MORE | SPI_FLAG_CS))) eos_spi_cs_clear(); SPI1_REG(SPI_REG_IE) = 0x0; + if (spi_dev == EOS_SPI_DEV_NET) { + eos_net_xchg_done(); + } else { + eos_msgq_push(&_eos_event_q, EOS_EVT_SPI | spi_dev, _eos_spi_state_buf, _eos_spi_state_len); + } } void eos_spi_xchg_handler(void) { @@ -156,19 +161,13 @@ void eos_spi_xchg_handler(void) { } _eos_spi_state_idx_rx += i; - if ((spi_state_flags & EOS_SPI_FLAG_TX) && _eos_spi_state_idx_tx == _eos_spi_state_len) { - spi_state_flags &= ~EOS_SPI_FLAG_TX; - spi_xchg_done(); - } else if (_eos_spi_state_idx_rx == _eos_spi_state_len) { - spi_xchg_done(); - if (spi_dev == EOS_SPI_DEV_NET) { - eos_net_xchg_done(); + if (_eos_spi_state_idx_tx == _eos_spi_state_len) { + if ((_eos_spi_state_idx_rx == _eos_spi_state_len) || (spi_state_flags & EOS_SPI_FLAG_TX)) { + spi_xchg_done(); } else { - eos_msgq_push(&_eos_event_q, EOS_EVT_SPI | spi_dev, _eos_spi_state_buf, _eos_spi_state_len); + SPI1_REG(SPI_REG_RXCTRL) = SPI_RXWM(MIN(_eos_spi_state_len - _eos_spi_state_idx_rx - 1, SPI_SIZE_WM - 1)); + SPI1_REG(SPI_REG_IE) = SPI_IP_RXWM; } - } else if (_eos_spi_state_idx_tx == _eos_spi_state_len) { - SPI1_REG(SPI_REG_RXCTRL) = SPI_RXWM(MIN(_eos_spi_state_len - _eos_spi_state_idx_rx - 1, SPI_SIZE_WM - 1)); - SPI1_REG(SPI_REG_IE) = SPI_IP_RXWM; } } |