1 #include "hal/spi_slave_hal.h"
2 #include "hal/spi_ll.h"
8 #include "hal/gdma_ll.h"
22 bool spi_slave_hal_usr_is_done(spi_slave_hal_context_t* hal)  in spi_slave_hal_usr_is_done()  argument
24     return spi_ll_usr_is_done(hal->hw);  in spi_slave_hal_usr_is_done()
27 void spi_slave_hal_user_start(const spi_slave_hal_context_t *hal)  in spi_slave_hal_user_start()  argument
29     spi_ll_clear_int_stat(hal->hw); //clear int bit  in spi_slave_hal_user_start()
30     spi_ll_user_start(hal->hw);  in spi_slave_hal_user_start()
33 void spi_slave_hal_prepare_data(const spi_slave_hal_context_t *hal)  in spi_slave_hal_prepare_data()  argument
35     if (hal->use_dma) {  in spi_slave_hal_prepare_data()
38         if (hal->rx_buffer) {  in spi_slave_hal_prepare_data()
39             lldesc_setup_link(hal->dmadesc_rx, hal->rx_buffer, ((hal->bitlen + 7) / 8), true);  in spi_slave_hal_prepare_data()
42             spi_dma_ll_rx_reset(hal->dma_in, hal->rx_dma_chan);  in spi_slave_hal_prepare_data()
43             spi_ll_dma_rx_fifo_reset(hal->dma_in);  in spi_slave_hal_prepare_data()
44             spi_ll_slave_reset(hal->hw);  in spi_slave_hal_prepare_data()
45             spi_ll_infifo_full_clr(hal->hw);  in spi_slave_hal_prepare_data()
47             spi_ll_dma_rx_enable(hal->hw, 1);  in spi_slave_hal_prepare_data()
48             spi_dma_ll_rx_start(hal->dma_in, hal->rx_dma_chan, &hal->dmadesc_rx[0]);  in spi_slave_hal_prepare_data()
50         if (hal->tx_buffer) {  in spi_slave_hal_prepare_data()
51             lldesc_setup_link(hal->dmadesc_tx, hal->tx_buffer, (hal->bitlen + 7) / 8, false);  in spi_slave_hal_prepare_data()
53             spi_dma_ll_tx_reset(hal->dma_out, hal->tx_dma_chan);  in spi_slave_hal_prepare_data()
54             spi_ll_dma_tx_fifo_reset(hal->dma_out);  in spi_slave_hal_prepare_data()
55             spi_ll_slave_reset(hal->hw);  in spi_slave_hal_prepare_data()
56             spi_ll_outfifo_empty_clr(hal->hw);  in spi_slave_hal_prepare_data()
58             spi_ll_dma_tx_enable(hal->hw, 1);  in spi_slave_hal_prepare_data()
59             spi_dma_ll_tx_start(hal->dma_out, hal->tx_dma_chan, (&hal->dmadesc_tx[0]));  in spi_slave_hal_prepare_data()
63         if (hal->tx_buffer) {  in spi_slave_hal_prepare_data()
64             spi_ll_slave_reset(hal->hw);  in spi_slave_hal_prepare_data()
65             spi_ll_write_buffer(hal->hw, hal->tx_buffer, hal->bitlen);  in spi_slave_hal_prepare_data()
68         spi_ll_cpu_tx_fifo_reset(hal->hw);  in spi_slave_hal_prepare_data()
71     spi_ll_slave_set_rx_bitlen(hal->hw, hal->bitlen);  in spi_slave_hal_prepare_data()
72     spi_ll_slave_set_tx_bitlen(hal->hw, hal->bitlen);  in spi_slave_hal_prepare_data()
76     spi_ll_enable_mosi(hal->hw, (hal->rx_buffer == NULL) ? 0 : 1);  in spi_slave_hal_prepare_data()
77     spi_ll_enable_miso(hal->hw, (hal->tx_buffer == NULL) ? 0 : 1);  in spi_slave_hal_prepare_data()
81 void spi_slave_hal_store_result(spi_slave_hal_context_t *hal)  in spi_slave_hal_store_result()  argument
86     hal->rcv_bitlen = spi_ll_slave_get_rcv_bitlen(hal->hw);  in spi_slave_hal_store_result()
87     if (hal->rcv_bitlen == hal->bitlen - 1) {  in spi_slave_hal_store_result()
88         hal->rcv_bitlen++;  in spi_slave_hal_store_result()
90     if (!hal->use_dma && hal->rx_buffer) {  in spi_slave_hal_store_result()
92 …spi_ll_read_buffer(hal->hw, hal->rx_buffer, (hal->rcv_bitlen > hal->bitlen) ? hal->bitlen : hal->r…  in spi_slave_hal_store_result()
96 uint32_t spi_slave_hal_get_rcv_bitlen(spi_slave_hal_context_t *hal)  in spi_slave_hal_get_rcv_bitlen()  argument
98     return hal->rcv_bitlen;  in spi_slave_hal_get_rcv_bitlen()
103 bool spi_slave_hal_dma_need_reset(const spi_slave_hal_context_t *hal)  in spi_slave_hal_dma_need_reset()  argument
107     if (hal->use_dma && hal->rx_buffer) {  in spi_slave_hal_dma_need_reset()
112         for (i = 0; hal->dmadesc_rx[i].eof == 0 && hal->dmadesc_rx[i].owner == 0; i++) {}  in spi_slave_hal_dma_need_reset()
113         if (hal->dmadesc_rx[i].owner) {  in spi_slave_hal_dma_need_reset()