Classes | Macros | Functions
drivers/xdmac/xdmac.h File Reference

SAM XDMA Controller (DMAC) driver. More...

#include <compiler.h>
#include <status_codes.h>
#include "conf_board.h"
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Classes

struct  lld_view0
 Structure for storing parameters for DMA view0 that can be performed by the DMA Master transfer. More...
 
struct  lld_view1
 Structure for storing parameters for DMA view1 that can be performed by the DMA Master transfer. More...
 
struct  lld_view2
 Structure for storing parameters for DMA view2 that can be performed by the DMA Master transfer. More...
 
struct  lld_view3
 Structure for storing parameters for DMA view3 that can be performed by the DMA Master transfer. More...
 
struct  xdmac_channel_config_t
 

Macros

#define XDMAC_CHANNEL_HWID_AES_RX   38
 
#define XDMAC_CHANNEL_HWID_AES_TX   37
 
#define XDMAC_CHANNEL_HWID_AFEC0   35
 
#define XDMAC_CHANNEL_HWID_AFEC1   36
 
#define XDMAC_CHANNEL_HWID_DAC   30
 
#define XDMAC_CHANNEL_HWID_HSMCI   0
 
#define XDMAC_CHANNEL_HWID_PIOA   34
 
#define XDMAC_CHANNEL_HWID_PWM0   13
 
#define XDMAC_CHANNEL_HWID_PWM1   39
 
#define XDMAC_CHANNEL_HWID_QSPI_RX   6
 
#define XDMAC_CHANNEL_HWID_QSPI_TX   5
 
#define XDMAC_CHANNEL_HWID_SPI0_RX   2
 
#define XDMAC_CHANNEL_HWID_SPI0_TX   1
 
#define XDMAC_CHANNEL_HWID_SPI1_RX   4
 
#define XDMAC_CHANNEL_HWID_SPI1_TX   3
 
#define XDMAC_CHANNEL_HWID_SSC_RX   33
 
#define XDMAC_CHANNEL_HWID_SSC_TX   32
 
#define XDMAC_CHANNEL_HWID_TC0   40
 
#define XDMAC_CHANNEL_HWID_TC1   41
 
#define XDMAC_CHANNEL_HWID_TC2   42
 
#define XDMAC_CHANNEL_HWID_TC3   43
 
#define XDMAC_CHANNEL_HWID_TWIHS0_RX   15
 
#define XDMAC_CHANNEL_HWID_TWIHS0_TX   14
 
#define XDMAC_CHANNEL_HWID_TWIHS1_RX   17
 
#define XDMAC_CHANNEL_HWID_TWIHS1_TX   16
 
#define XDMAC_CHANNEL_HWID_TWIHS2_RX   19
 
#define XDMAC_CHANNEL_HWID_TWIHS2_TX   18
 
#define XDMAC_CHANNEL_HWID_UART0_RX   21
 
#define XDMAC_CHANNEL_HWID_UART0_TX   20
 
#define XDMAC_CHANNEL_HWID_UART1_RX   23
 
#define XDMAC_CHANNEL_HWID_UART1_TX   22
 
#define XDMAC_CHANNEL_HWID_UART2_RX   25
 
#define XDMAC_CHANNEL_HWID_UART2_TX   24
 
#define XDMAC_CHANNEL_HWID_UART3_RX   27
 
#define XDMAC_CHANNEL_HWID_UART3_TX   26
 
#define XDMAC_CHANNEL_HWID_UART4_RX   29
 
#define XDMAC_CHANNEL_HWID_UART4_TX   28
 
#define XDMAC_CHANNEL_HWID_USART0_RX   8
 
#define XDMAC_CHANNEL_HWID_USART0_TX   7
 
#define XDMAC_CHANNEL_HWID_USART1_RX   10
 
#define XDMAC_CHANNEL_HWID_USART1_TX   9
 
#define XDMAC_CHANNEL_HWID_USART2_RX   12
 
#define XDMAC_CHANNEL_HWID_USART2_TX   11
 
#define XDMAC_UBC_NDE   (0x1u << 24)
 
#define XDMAC_UBC_NDE_FETCH_DIS   (0x0u << 24)
 
#define XDMAC_UBC_NDE_FETCH_EN   (0x1u << 24)
 
#define XDMAC_UBC_NDEN   (0x1u << 26)
 
#define XDMAC_UBC_NDEN_UNCHANGED   (0x0u << 26)
 
#define XDMAC_UBC_NDEN_UPDATED   (0x1u << 26)
 
#define XDMAC_UBC_NSEN   (0x1u << 25)
 
#define XDMAC_UBC_NSEN_UNCHANGED   (0x0u << 25)
 
#define XDMAC_UBC_NSEN_UPDATED   (0x1u << 25)
 
#define XDMAC_UBC_NVIEW_Msk   (0x3u << XDMAC_UBC_NVIEW_Pos)
 
#define XDMAC_UBC_NVIEW_NDV0   (0x0u << XDMAC_UBC_NVIEW_Pos)
 
#define XDMAC_UBC_NVIEW_NDV1   (0x1u << XDMAC_UBC_NVIEW_Pos)
 
#define XDMAC_UBC_NVIEW_NDV2   (0x2u << XDMAC_UBC_NVIEW_Pos)
 
#define XDMAC_UBC_NVIEW_NDV3   (0x3u << XDMAC_UBC_NVIEW_Pos)
 
#define XDMAC_UBC_NVIEW_Pos   27
 
#define XDMAC_UBC_UBLEN(value)   ((XDMAC_UBC_UBLEN_Msk & ((value) << XDMAC_UBC_UBLEN_Pos)))
 
#define XDMAC_UBC_UBLEN_Msk   (0xffffffu << XDMAC_UBC_UBLEN_Pos)
 
#define XDMAC_UBC_UBLEN_Pos   0
 

Functions

static void xdmac_channel_disable (Xdmac *xdmac, uint32_t channel_num)
 Disables the relevant channel of given XDMAC. More...
 
static void xdmac_channel_disable_interrupt (Xdmac *xdmac, uint32_t channel_num, uint32_t mask)
 Disable interrupt with mask on the relevant channel of given XDMA. More...
 
static void xdmac_channel_enable (Xdmac *xdmac, uint32_t channel_num)
 enables the relevant channel of given XDMAC. More...
 
static void xdmac_channel_enable_interrupt (Xdmac *xdmac, uint32_t channel_num, uint32_t mask)
 Enable interrupt with mask on the relevant channel of given XDMA. More...
 
static void xdmac_channel_enable_no_cache (Xdmac *xdmac, uint32_t channel_num)
 enables the relevant channel of given XDMAC without invalidating data cache. More...
 
static uint32_t xdmac_channel_get_interrupt_mask (Xdmac *xdmac, uint32_t channel_num)
 Get interrupt mask for the relevant channel of given XDMA. More...
 
static uint32_t xdmac_channel_get_interrupt_status (Xdmac *xdmac, uint32_t channel_num)
 Get interrupt status for the relevant channel of given XDMA. More...
 
static uint32_t xdmac_channel_get_status (Xdmac *xdmac)
 Get Global channel status of given XDMAC. More...
 
static void xdmac_channel_read_suspend (Xdmac *xdmac, uint32_t channel_num)
 Suspend the relevant channel's read. More...
 
static void xdmac_channel_readwrite_resume (Xdmac *xdmac, uint32_t channel_num)
 Resume the relevant channel's read & write. More...
 
static void xdmac_channel_readwrite_suspend (Xdmac *xdmac, uint32_t channel_num)
 Suspend the relevant channel's read & write. More...
 
static void xdmac_channel_set_block_control (Xdmac *xdmac, uint32_t channel_num, uint32_t blen)
 Set block length for the relevant channel of given XDMA. More...
 
static void xdmac_channel_set_config (Xdmac *xdmac, uint32_t channel_num, uint32_t config)
 Set configuration for the relevant channel of given XDMA. More...
 
static void xdmac_channel_set_datastride_mempattern (Xdmac *xdmac, uint32_t channel_num, uint32_t dds_msp)
 Set the relevant channel's data stride memory pattern of given XDMA. More...
 
static void xdmac_channel_set_descriptor_addr (Xdmac *xdmac, uint32_t channel_num, uint32_t desc_addr, uint8_t ndaif)
 Set next descriptor's address & interface for the relevant channel of given XDMA. More...
 
static void xdmac_channel_set_descriptor_control (Xdmac *xdmac, uint32_t channel_num, uint32_t config)
 Set next descriptor's configuration for the relevant channel of given XDMA. More...
 
static void xdmac_channel_set_destination_addr (Xdmac *xdmac, uint32_t channel_num, uint32_t dst_addr)
 Set destination address for the relevant channel of given XDMA. More...
 
static void xdmac_channel_set_destination_microblock_stride (Xdmac *xdmac, uint32_t channel_num, uint32_t dubs)
 Set the relevant channel's destination microblock stride of given XDMA. More...
 
static void xdmac_channel_set_microblock_control (Xdmac *xdmac, uint32_t channel_num, uint32_t ublen)
 Set microblock length for the relevant channel of given XDMA. More...
 
static void xdmac_channel_set_source_addr (Xdmac *xdmac, uint32_t channel_num, uint32_t src_addr)
 Set source address for the relevant channel of given XDMA. More...
 
static void xdmac_channel_set_source_microblock_stride (Xdmac *xdmac, uint32_t channel_num, uint32_t subs)
 Set the relevant channel's source microblock stride of given XDMA. More...
 
static void xdmac_channel_software_flush_request (Xdmac *xdmac, uint32_t channel_num)
 Set software flush request on the relevant channel. More...
 
static void xdmac_channel_software_request (Xdmac *xdmac, uint32_t channel_num)
 Set software transfer request on the relevant channel. More...
 
static void xdmac_channel_write_suspend (Xdmac *xdmac, uint32_t channel_num)
 Suspend the relevant channel's write. More...
 
void xdmac_configure_transfer (Xdmac *xdmac, uint32_t channel_num, xdmac_channel_config_t *p_cfg)
 Configure DMA for a transfer. More...
 
static void xdmac_disable_interrupt (Xdmac *xdmac, uint32_t channel_num)
 Disables XDMAC global interrupt. More...
 
static void xdmac_enable_interrupt (Xdmac *xdmac, uint32_t channel_num)
 Enables XDMAC global interrupt. More...
 
static uint32_t xdmac_get_arbiter (Xdmac *xdmac)
 Get XDMAC global weighted arbiter configuration. More...
 
static uint32_t xdmac_get_config (Xdmac *xdmac)
 Get XDMAC global configuration. More...
 
static uint32_t xdmac_get_interrupt_mask (Xdmac *xdmac)
 Get XDMAC global interrupt mask. More...
 
static uint32_t xdmac_get_interrupt_status (Xdmac *xdmac)
 Get XDMAC global interrupt status. More...
 
static uint32_t xdmac_get_software_request_status (Xdmac *xdmac)
 Get software transfer status of the relevant channel. More...
 
static uint32_t xdmac_get_type (Xdmac *xdmac)
 Get XDMAC global type. More...
 

Detailed Description

SAM XDMA Controller (DMAC) driver.

Copyright (c) 2015-2018 Microchip Technology Inc. and its subsidiaries.

Definition in file drivers/xdmac/xdmac.h.



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autogenerated on Sat Sep 19 2020 03:19:07