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#ifndef _SAM4E_DMAC_COMPONENT_ | |
#define _SAM4E_DMAC_COMPONENT_ | |
/* ============================================================================= */ | |
/** SOFTWARE API DEFINITION FOR DMA Controller */ | |
/* ============================================================================= */ | |
/** \addtogroup SAM4E_DMAC DMA Controller */ | |
/*@{*/ | |
#if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) | |
/** \brief DmacCh_num hardware registers */ | |
typedef struct { | |
RwReg DMAC_SADDR; /**< \brief (DmacCh_num Offset: 0x0) DMAC Channel Source Address Register */ | |
RwReg DMAC_DADDR; /**< \brief (DmacCh_num Offset: 0x4) DMAC Channel Destination Address Register */ | |
RwReg DMAC_DSCR; /**< \brief (DmacCh_num Offset: 0x8) DMAC Channel Descriptor Address Register */ | |
RwReg DMAC_CTRLA; /**< \brief (DmacCh_num Offset: 0xC) DMAC Channel Control A Register */ | |
RwReg DMAC_CTRLB; /**< \brief (DmacCh_num Offset: 0x10) DMAC Channel Control B Register */ | |
RwReg DMAC_CFG; /**< \brief (DmacCh_num Offset: 0x14) DMAC Channel Configuration Register */ | |
RoReg Reserved1[4]; | |
} DmacCh_num; | |
/** \brief Dmac hardware registers */ | |
#define DMACCH_NUM_NUMBER 4 | |
typedef struct { | |
RwReg DMAC_GCFG; /**< \brief (Dmac Offset: 0x000) DMAC Global Configuration Register */ | |
RwReg DMAC_EN; /**< \brief (Dmac Offset: 0x004) DMAC Enable Register */ | |
RwReg DMAC_SREQ; /**< \brief (Dmac Offset: 0x008) DMAC Software Single Request Register */ | |
RwReg DMAC_CREQ; /**< \brief (Dmac Offset: 0x00C) DMAC Software Chunk Transfer Request Register */ | |
RwReg DMAC_LAST; /**< \brief (Dmac Offset: 0x010) DMAC Software Last Transfer Flag Register */ | |
RoReg Reserved1[1]; | |
WoReg DMAC_EBCIER; /**< \brief (Dmac Offset: 0x018) DMAC Error, Chained Buffer Transfer Completed Interrupt and Buffer Transfer Completed Interrupt Enable register. */ | |
WoReg DMAC_EBCIDR; /**< \brief (Dmac Offset: 0x01C) DMAC Error, Chained Buffer Transfer Completed Interrupt and Buffer Transfer Completed Interrupt Disable register. */ | |
RoReg DMAC_EBCIMR; /**< \brief (Dmac Offset: 0x020) DMAC Error, Chained Buffer Transfer Completed Interrupt and Buffer transfer completed Mask Register. */ | |
RoReg DMAC_EBCISR; /**< \brief (Dmac Offset: 0x024) DMAC Error, Chained Buffer Transfer Completed Interrupt and Buffer transfer completed Status Register. */ | |
WoReg DMAC_CHER; /**< \brief (Dmac Offset: 0x028) DMAC Channel Handler Enable Register */ | |
WoReg DMAC_CHDR; /**< \brief (Dmac Offset: 0x02C) DMAC Channel Handler Disable Register */ | |
RoReg DMAC_CHSR; /**< \brief (Dmac Offset: 0x030) DMAC Channel Handler Status Register */ | |
RoReg Reserved2[2]; | |
DmacCh_num DMAC_CH_NUM[DMACCH_NUM_NUMBER]; /**< \brief (Dmac Offset: 0x3C) ch_num = 0 .. 3 */ | |
RoReg Reserved3[66]; | |
RwReg DMAC_WPMR; /**< \brief (Dmac Offset: 0x1E4) DMAC Write Protect Mode Register */ | |
RoReg DMAC_WPSR; /**< \brief (Dmac Offset: 0x1E8) DMAC Write Protect Status Register */ | |
} Dmac; | |
#endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */ | |
/* -------- DMAC_GCFG : (DMAC Offset: 0x000) DMAC Global Configuration Register -------- */ | |
#define DMAC_GCFG_ARB_CFG (0x1u << 4) /**< \brief (DMAC_GCFG) Arbiter Configuration */ | |
#define DMAC_GCFG_ARB_CFG_FIXED (0x0u << 4) /**< \brief (DMAC_GCFG) Fixed priority arbiter. */ | |
#define DMAC_GCFG_ARB_CFG_ROUND_ROBIN (0x1u << 4) /**< \brief (DMAC_GCFG) Modified round robin arbiter. */ | |
/* -------- DMAC_EN : (DMAC Offset: 0x004) DMAC Enable Register -------- */ | |
#define DMAC_EN_ENABLE (0x1u << 0) /**< \brief (DMAC_EN) General Enable of DMA */ | |
/* -------- DMAC_SREQ : (DMAC Offset: 0x008) DMAC Software Single Request Register -------- */ | |
#define DMAC_SREQ_SSREQ0 (0x1u << 0) /**< \brief (DMAC_SREQ) Source Request */ | |
#define DMAC_SREQ_DSREQ0 (0x1u << 1) /**< \brief (DMAC_SREQ) Destination Request */ | |
#define DMAC_SREQ_SSREQ1 (0x1u << 2) /**< \brief (DMAC_SREQ) Source Request */ | |
#define DMAC_SREQ_DSREQ1 (0x1u << 3) /**< \brief (DMAC_SREQ) Destination Request */ | |
#define DMAC_SREQ_SSREQ2 (0x1u << 4) /**< \brief (DMAC_SREQ) Source Request */ | |
#define DMAC_SREQ_DSREQ2 (0x1u << 5) /**< \brief (DMAC_SREQ) Destination Request */ | |
#define DMAC_SREQ_SSREQ3 (0x1u << 6) /**< \brief (DMAC_SREQ) Source Request */ | |
#define DMAC_SREQ_DSREQ3 (0x1u << 7) /**< \brief (DMAC_SREQ) Destination Request */ | |
/* -------- DMAC_CREQ : (DMAC Offset: 0x00C) DMAC Software Chunk Transfer Request Register -------- */ | |
#define DMAC_CREQ_SCREQ0 (0x1u << 0) /**< \brief (DMAC_CREQ) Source Chunk Request */ | |
#define DMAC_CREQ_DCREQ0 (0x1u << 1) /**< \brief (DMAC_CREQ) Destination Chunk Request */ | |
#define DMAC_CREQ_SCREQ1 (0x1u << 2) /**< \brief (DMAC_CREQ) Source Chunk Request */ | |
#define DMAC_CREQ_DCREQ1 (0x1u << 3) /**< \brief (DMAC_CREQ) Destination Chunk Request */ | |
#define DMAC_CREQ_SCREQ2 (0x1u << 4) /**< \brief (DMAC_CREQ) Source Chunk Request */ | |
#define DMAC_CREQ_DCREQ2 (0x1u << 5) /**< \brief (DMAC_CREQ) Destination Chunk Request */ | |
#define DMAC_CREQ_SCREQ3 (0x1u << 6) /**< \brief (DMAC_CREQ) Source Chunk Request */ | |
#define DMAC_CREQ_DCREQ3 (0x1u << 7) /**< \brief (DMAC_CREQ) Destination Chunk Request */ | |
/* -------- DMAC_LAST : (DMAC Offset: 0x010) DMAC Software Last Transfer Flag Register -------- */ | |
#define DMAC_LAST_SLAST0 (0x1u << 0) /**< \brief (DMAC_LAST) Source Last */ | |
#define DMAC_LAST_DLAST0 (0x1u << 1) /**< \brief (DMAC_LAST) Destination Last */ | |
#define DMAC_LAST_SLAST1 (0x1u << 2) /**< \brief (DMAC_LAST) Source Last */ | |
#define DMAC_LAST_DLAST1 (0x1u << 3) /**< \brief (DMAC_LAST) Destination Last */ | |
#define DMAC_LAST_SLAST2 (0x1u << 4) /**< \brief (DMAC_LAST) Source Last */ | |
#define DMAC_LAST_DLAST2 (0x1u << 5) /**< \brief (DMAC_LAST) Destination Last */ | |
#define DMAC_LAST_SLAST3 (0x1u << 6) /**< \brief (DMAC_LAST) Source Last */ | |
#define DMAC_LAST_DLAST3 (0x1u << 7) /**< \brief (DMAC_LAST) Destination Last */ | |
/* -------- DMAC_EBCIER : (DMAC Offset: 0x018) DMAC Error, Chained Buffer Transfer Completed Interrupt and Buffer Transfer Completed Interrupt Enable register. -------- */ | |
#define DMAC_EBCIER_BTC0 (0x1u << 0) /**< \brief (DMAC_EBCIER) Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCIER_BTC1 (0x1u << 1) /**< \brief (DMAC_EBCIER) Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCIER_BTC2 (0x1u << 2) /**< \brief (DMAC_EBCIER) Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCIER_BTC3 (0x1u << 3) /**< \brief (DMAC_EBCIER) Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCIER_CBTC0 (0x1u << 8) /**< \brief (DMAC_EBCIER) Chained Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCIER_CBTC1 (0x1u << 9) /**< \brief (DMAC_EBCIER) Chained Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCIER_CBTC2 (0x1u << 10) /**< \brief (DMAC_EBCIER) Chained Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCIER_CBTC3 (0x1u << 11) /**< \brief (DMAC_EBCIER) Chained Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCIER_ERR0 (0x1u << 16) /**< \brief (DMAC_EBCIER) Access Error [3:0] */ | |
#define DMAC_EBCIER_ERR1 (0x1u << 17) /**< \brief (DMAC_EBCIER) Access Error [3:0] */ | |
#define DMAC_EBCIER_ERR2 (0x1u << 18) /**< \brief (DMAC_EBCIER) Access Error [3:0] */ | |
#define DMAC_EBCIER_ERR3 (0x1u << 19) /**< \brief (DMAC_EBCIER) Access Error [3:0] */ | |
/* -------- DMAC_EBCIDR : (DMAC Offset: 0x01C) DMAC Error, Chained Buffer Transfer Completed Interrupt and Buffer Transfer Completed Interrupt Disable register. -------- */ | |
#define DMAC_EBCIDR_BTC0 (0x1u << 0) /**< \brief (DMAC_EBCIDR) Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCIDR_BTC1 (0x1u << 1) /**< \brief (DMAC_EBCIDR) Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCIDR_BTC2 (0x1u << 2) /**< \brief (DMAC_EBCIDR) Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCIDR_BTC3 (0x1u << 3) /**< \brief (DMAC_EBCIDR) Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCIDR_CBTC0 (0x1u << 8) /**< \brief (DMAC_EBCIDR) Chained Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCIDR_CBTC1 (0x1u << 9) /**< \brief (DMAC_EBCIDR) Chained Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCIDR_CBTC2 (0x1u << 10) /**< \brief (DMAC_EBCIDR) Chained Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCIDR_CBTC3 (0x1u << 11) /**< \brief (DMAC_EBCIDR) Chained Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCIDR_ERR0 (0x1u << 16) /**< \brief (DMAC_EBCIDR) Access Error [3:0] */ | |
#define DMAC_EBCIDR_ERR1 (0x1u << 17) /**< \brief (DMAC_EBCIDR) Access Error [3:0] */ | |
#define DMAC_EBCIDR_ERR2 (0x1u << 18) /**< \brief (DMAC_EBCIDR) Access Error [3:0] */ | |
#define DMAC_EBCIDR_ERR3 (0x1u << 19) /**< \brief (DMAC_EBCIDR) Access Error [3:0] */ | |
/* -------- DMAC_EBCIMR : (DMAC Offset: 0x020) DMAC Error, Chained Buffer Transfer Completed Interrupt and Buffer transfer completed Mask Register. -------- */ | |
#define DMAC_EBCIMR_BTC0 (0x1u << 0) /**< \brief (DMAC_EBCIMR) Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCIMR_BTC1 (0x1u << 1) /**< \brief (DMAC_EBCIMR) Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCIMR_BTC2 (0x1u << 2) /**< \brief (DMAC_EBCIMR) Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCIMR_BTC3 (0x1u << 3) /**< \brief (DMAC_EBCIMR) Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCIMR_CBTC0 (0x1u << 8) /**< \brief (DMAC_EBCIMR) Chained Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCIMR_CBTC1 (0x1u << 9) /**< \brief (DMAC_EBCIMR) Chained Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCIMR_CBTC2 (0x1u << 10) /**< \brief (DMAC_EBCIMR) Chained Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCIMR_CBTC3 (0x1u << 11) /**< \brief (DMAC_EBCIMR) Chained Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCIMR_ERR0 (0x1u << 16) /**< \brief (DMAC_EBCIMR) Access Error [3:0] */ | |
#define DMAC_EBCIMR_ERR1 (0x1u << 17) /**< \brief (DMAC_EBCIMR) Access Error [3:0] */ | |
#define DMAC_EBCIMR_ERR2 (0x1u << 18) /**< \brief (DMAC_EBCIMR) Access Error [3:0] */ | |
#define DMAC_EBCIMR_ERR3 (0x1u << 19) /**< \brief (DMAC_EBCIMR) Access Error [3:0] */ | |
/* -------- DMAC_EBCISR : (DMAC Offset: 0x024) DMAC Error, Chained Buffer Transfer Completed Interrupt and Buffer transfer completed Status Register. -------- */ | |
#define DMAC_EBCISR_BTC0 (0x1u << 0) /**< \brief (DMAC_EBCISR) Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCISR_BTC1 (0x1u << 1) /**< \brief (DMAC_EBCISR) Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCISR_BTC2 (0x1u << 2) /**< \brief (DMAC_EBCISR) Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCISR_BTC3 (0x1u << 3) /**< \brief (DMAC_EBCISR) Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCISR_CBTC0 (0x1u << 8) /**< \brief (DMAC_EBCISR) Chained Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCISR_CBTC1 (0x1u << 9) /**< \brief (DMAC_EBCISR) Chained Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCISR_CBTC2 (0x1u << 10) /**< \brief (DMAC_EBCISR) Chained Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCISR_CBTC3 (0x1u << 11) /**< \brief (DMAC_EBCISR) Chained Buffer Transfer Completed [3:0] */ | |
#define DMAC_EBCISR_ERR0 (0x1u << 16) /**< \brief (DMAC_EBCISR) Access Error [3:0] */ | |
#define DMAC_EBCISR_ERR1 (0x1u << 17) /**< \brief (DMAC_EBCISR) Access Error [3:0] */ | |
#define DMAC_EBCISR_ERR2 (0x1u << 18) /**< \brief (DMAC_EBCISR) Access Error [3:0] */ | |
#define DMAC_EBCISR_ERR3 (0x1u << 19) /**< \brief (DMAC_EBCISR) Access Error [3:0] */ | |
/* -------- DMAC_CHER : (DMAC Offset: 0x028) DMAC Channel Handler Enable Register -------- */ | |
#define DMAC_CHER_ENA0 (0x1u << 0) /**< \brief (DMAC_CHER) Enable [3:0] */ | |
#define DMAC_CHER_ENA1 (0x1u << 1) /**< \brief (DMAC_CHER) Enable [3:0] */ | |
#define DMAC_CHER_ENA2 (0x1u << 2) /**< \brief (DMAC_CHER) Enable [3:0] */ | |
#define DMAC_CHER_ENA3 (0x1u << 3) /**< \brief (DMAC_CHER) Enable [3:0] */ | |
#define DMAC_CHER_SUSP0 (0x1u << 8) /**< \brief (DMAC_CHER) Suspend [3:0] */ | |
#define DMAC_CHER_SUSP1 (0x1u << 9) /**< \brief (DMAC_CHER) Suspend [3:0] */ | |
#define DMAC_CHER_SUSP2 (0x1u << 10) /**< \brief (DMAC_CHER) Suspend [3:0] */ | |
#define DMAC_CHER_SUSP3 (0x1u << 11) /**< \brief (DMAC_CHER) Suspend [3:0] */ | |
#define DMAC_CHER_KEEP0 (0x1u << 24) /**< \brief (DMAC_CHER) Keep on [3:0] */ | |
#define DMAC_CHER_KEEP1 (0x1u << 25) /**< \brief (DMAC_CHER) Keep on [3:0] */ | |
#define DMAC_CHER_KEEP2 (0x1u << 26) /**< \brief (DMAC_CHER) Keep on [3:0] */ | |
#define DMAC_CHER_KEEP3 (0x1u << 27) /**< \brief (DMAC_CHER) Keep on [3:0] */ | |
/* -------- DMAC_CHDR : (DMAC Offset: 0x02C) DMAC Channel Handler Disable Register -------- */ | |
#define DMAC_CHDR_DIS0 (0x1u << 0) /**< \brief (DMAC_CHDR) Disable [3:0] */ | |
#define DMAC_CHDR_DIS1 (0x1u << 1) /**< \brief (DMAC_CHDR) Disable [3:0] */ | |
#define DMAC_CHDR_DIS2 (0x1u << 2) /**< \brief (DMAC_CHDR) Disable [3:0] */ | |
#define DMAC_CHDR_DIS3 (0x1u << 3) /**< \brief (DMAC_CHDR) Disable [3:0] */ | |
#define DMAC_CHDR_RES0 (0x1u << 8) /**< \brief (DMAC_CHDR) Resume [3:0] */ | |
#define DMAC_CHDR_RES1 (0x1u << 9) /**< \brief (DMAC_CHDR) Resume [3:0] */ | |
#define DMAC_CHDR_RES2 (0x1u << 10) /**< \brief (DMAC_CHDR) Resume [3:0] */ | |
#define DMAC_CHDR_RES3 (0x1u << 11) /**< \brief (DMAC_CHDR) Resume [3:0] */ | |
/* -------- DMAC_CHSR : (DMAC Offset: 0x030) DMAC Channel Handler Status Register -------- */ | |
#define DMAC_CHSR_ENA0 (0x1u << 0) /**< \brief (DMAC_CHSR) Enable [3:0] */ | |
#define DMAC_CHSR_ENA1 (0x1u << 1) /**< \brief (DMAC_CHSR) Enable [3:0] */ | |
#define DMAC_CHSR_ENA2 (0x1u << 2) /**< \brief (DMAC_CHSR) Enable [3:0] */ | |
#define DMAC_CHSR_ENA3 (0x1u << 3) /**< \brief (DMAC_CHSR) Enable [3:0] */ | |
#define DMAC_CHSR_SUSP0 (0x1u << 8) /**< \brief (DMAC_CHSR) Suspend [3:0] */ | |
#define DMAC_CHSR_SUSP1 (0x1u << 9) /**< \brief (DMAC_CHSR) Suspend [3:0] */ | |
#define DMAC_CHSR_SUSP2 (0x1u << 10) /**< \brief (DMAC_CHSR) Suspend [3:0] */ | |
#define DMAC_CHSR_SUSP3 (0x1u << 11) /**< \brief (DMAC_CHSR) Suspend [3:0] */ | |
#define DMAC_CHSR_EMPT0 (0x1u << 16) /**< \brief (DMAC_CHSR) Empty [3:0] */ | |
#define DMAC_CHSR_EMPT1 (0x1u << 17) /**< \brief (DMAC_CHSR) Empty [3:0] */ | |
#define DMAC_CHSR_EMPT2 (0x1u << 18) /**< \brief (DMAC_CHSR) Empty [3:0] */ | |
#define DMAC_CHSR_EMPT3 (0x1u << 19) /**< \brief (DMAC_CHSR) Empty [3:0] */ | |
#define DMAC_CHSR_STAL0 (0x1u << 24) /**< \brief (DMAC_CHSR) Stalled [3:0] */ | |
#define DMAC_CHSR_STAL1 (0x1u << 25) /**< \brief (DMAC_CHSR) Stalled [3:0] */ | |
#define DMAC_CHSR_STAL2 (0x1u << 26) /**< \brief (DMAC_CHSR) Stalled [3:0] */ | |
#define DMAC_CHSR_STAL3 (0x1u << 27) /**< \brief (DMAC_CHSR) Stalled [3:0] */ | |
/* -------- DMAC_SADDR : (DMAC Offset: N/A) DMAC Channel Source Address Register -------- */ | |
#define DMAC_SADDR_SADDR_Pos 0 | |
#define DMAC_SADDR_SADDR_Msk (0xffffffffu << DMAC_SADDR_SADDR_Pos) /**< \brief (DMAC_SADDR) Channel x Source Address */ | |
#define DMAC_SADDR_SADDR(value) ((DMAC_SADDR_SADDR_Msk & ((value) << DMAC_SADDR_SADDR_Pos))) | |
/* -------- DMAC_DADDR : (DMAC Offset: N/A) DMAC Channel Destination Address Register -------- */ | |
#define DMAC_DADDR_DADDR_Pos 0 | |
#define DMAC_DADDR_DADDR_Msk (0xffffffffu << DMAC_DADDR_DADDR_Pos) /**< \brief (DMAC_DADDR) Channel x Destination Address */ | |
#define DMAC_DADDR_DADDR(value) ((DMAC_DADDR_DADDR_Msk & ((value) << DMAC_DADDR_DADDR_Pos))) | |
/* -------- DMAC_DSCR : (DMAC Offset: N/A) DMAC Channel Descriptor Address Register -------- */ | |
#define DMAC_DSCR_DSCR_Pos 2 | |
#define DMAC_DSCR_DSCR_Msk (0x3fffffffu << DMAC_DSCR_DSCR_Pos) /**< \brief (DMAC_DSCR) Buffer Transfer Descriptor Address */ | |
#define DMAC_DSCR_DSCR(value) ((DMAC_DSCR_DSCR_Msk & ((value) << DMAC_DSCR_DSCR_Pos))) | |
/* -------- DMAC_CTRLA : (DMAC Offset: N/A) DMAC Channel Control A Register -------- */ | |
#define DMAC_CTRLA_BTSIZE_Pos 0 | |
#define DMAC_CTRLA_BTSIZE_Msk (0xffffu << DMAC_CTRLA_BTSIZE_Pos) /**< \brief (DMAC_CTRLA) Buffer Transfer Size */ | |
#define DMAC_CTRLA_BTSIZE(value) ((DMAC_CTRLA_BTSIZE_Msk & ((value) << DMAC_CTRLA_BTSIZE_Pos))) | |
#define DMAC_CTRLA_SRC_WIDTH_Pos 24 | |
#define DMAC_CTRLA_SRC_WIDTH_Msk (0x3u << DMAC_CTRLA_SRC_WIDTH_Pos) /**< \brief (DMAC_CTRLA) Transfer Width for the Source */ | |
#define DMAC_CTRLA_SRC_WIDTH_BYTE (0x0u << 24) /**< \brief (DMAC_CTRLA) the transfer size is set to 8-bit width */ | |
#define DMAC_CTRLA_SRC_WIDTH_HALF_WORD (0x1u << 24) /**< \brief (DMAC_CTRLA) the transfer size is set to 16-bit width */ | |
#define DMAC_CTRLA_SRC_WIDTH_WORD (0x2u << 24) /**< \brief (DMAC_CTRLA) the transfer size is set to 32-bit width */ | |
#define DMAC_CTRLA_DST_WIDTH_Pos 28 | |
#define DMAC_CTRLA_DST_WIDTH_Msk (0x3u << DMAC_CTRLA_DST_WIDTH_Pos) /**< \brief (DMAC_CTRLA) Transfer Width for the Destination */ | |
#define DMAC_CTRLA_DST_WIDTH_BYTE (0x0u << 28) /**< \brief (DMAC_CTRLA) the transfer size is set to 8-bit width */ | |
#define DMAC_CTRLA_DST_WIDTH_HALF_WORD (0x1u << 28) /**< \brief (DMAC_CTRLA) the transfer size is set to 16-bit width */ | |
#define DMAC_CTRLA_DST_WIDTH_WORD (0x2u << 28) /**< \brief (DMAC_CTRLA) the transfer size is set to 32-bit width */ | |
#define DMAC_CTRLA_DONE (0x1u << 31) /**< \brief (DMAC_CTRLA) Current Descriptor Stop Command and Transfer Completed Memory Indicator */ | |
/* -------- DMAC_CTRLB : (DMAC Offset: N/A) DMAC Channel Control B Register -------- */ | |
#define DMAC_CTRLB_SRC_DSCR (0x1u << 16) /**< \brief (DMAC_CTRLB) Source Address Descriptor */ | |
#define DMAC_CTRLB_SRC_DSCR_FETCH_FROM_MEM (0x0u << 16) /**< \brief (DMAC_CTRLB) Source address is updated when the descriptor is fetched from the memory. */ | |
#define DMAC_CTRLB_SRC_DSCR_FETCH_DISABLE (0x1u << 16) /**< \brief (DMAC_CTRLB) Buffer Descriptor Fetch operation is disabled for the source. */ | |
#define DMAC_CTRLB_DST_DSCR (0x1u << 20) /**< \brief (DMAC_CTRLB) Destination Address Descriptor */ | |
#define DMAC_CTRLB_DST_DSCR_FETCH_FROM_MEM (0x0u << 20) /**< \brief (DMAC_CTRLB) Destination address is updated when the descriptor is fetched from the memory. */ | |
#define DMAC_CTRLB_DST_DSCR_FETCH_DISABLE (0x1u << 20) /**< \brief (DMAC_CTRLB) Buffer Descriptor Fetch operation is disabled for the destination. */ | |
#define DMAC_CTRLB_FC_Pos 21 | |
#define DMAC_CTRLB_FC_Msk (0x3u << DMAC_CTRLB_FC_Pos) /**< \brief (DMAC_CTRLB) Flow Control */ | |
#define DMAC_CTRLB_FC_MEM2MEM_DMA_FC (0x0u << 21) /**< \brief (DMAC_CTRLB) Memory-to-Memory Transfer DMAC is flow controller */ | |
#define DMAC_CTRLB_FC_MEM2PER_DMA_FC (0x1u << 21) /**< \brief (DMAC_CTRLB) Memory-to-Peripheral Transfer DMAC is flow controller */ | |
#define DMAC_CTRLB_FC_PER2MEM_DMA_FC (0x2u << 21) /**< \brief (DMAC_CTRLB) Peripheral-to-Memory Transfer DMAC is flow controller */ | |
#define DMAC_CTRLB_FC_PER2PER_DMA_FC (0x3u << 21) /**< \brief (DMAC_CTRLB) Peripheral-to-Peripheral Transfer DMAC is flow controller */ | |
#define DMAC_CTRLB_SRC_INCR_Pos 24 | |
#define DMAC_CTRLB_SRC_INCR_Msk (0x3u << DMAC_CTRLB_SRC_INCR_Pos) /**< \brief (DMAC_CTRLB) Incrementing, Decrementing or Fixed Address for the Source */ | |
#define DMAC_CTRLB_SRC_INCR_INCREMENTING (0x0u << 24) /**< \brief (DMAC_CTRLB) The source address is incremented */ | |
#define DMAC_CTRLB_SRC_INCR_DECREMENTING (0x1u << 24) /**< \brief (DMAC_CTRLB) The source address is decremented */ | |
#define DMAC_CTRLB_SRC_INCR_FIXED (0x2u << 24) /**< \brief (DMAC_CTRLB) The source address remains unchanged */ | |
#define DMAC_CTRLB_DST_INCR_Pos 28 | |
#define DMAC_CTRLB_DST_INCR_Msk (0x3u << DMAC_CTRLB_DST_INCR_Pos) /**< \brief (DMAC_CTRLB) Incrementing, Decrementing or Fixed Address for the Destination */ | |
#define DMAC_CTRLB_DST_INCR_INCREMENTING (0x0u << 28) /**< \brief (DMAC_CTRLB) The destination address is incremented */ | |
#define DMAC_CTRLB_DST_INCR_DECREMENTING (0x1u << 28) /**< \brief (DMAC_CTRLB) The destination address is decremented */ | |
#define DMAC_CTRLB_DST_INCR_FIXED (0x2u << 28) /**< \brief (DMAC_CTRLB) The destination address remains unchanged */ | |
#define DMAC_CTRLB_IEN (0x1u << 30) /**< \brief (DMAC_CTRLB) Interrupt Enable Not */ | |
/* -------- DMAC_CFG : (DMAC Offset: N/A) DMAC Channel Configuration Register -------- */ | |
#define DMAC_CFG_SRC_PER_Pos 0 | |
#define DMAC_CFG_SRC_PER_Msk (0xfu << DMAC_CFG_SRC_PER_Pos) /**< \brief (DMAC_CFG) Source with Peripheral identifier */ | |
#define DMAC_CFG_SRC_PER(value) ((DMAC_CFG_SRC_PER_Msk & ((value) << DMAC_CFG_SRC_PER_Pos))) | |
#define DMAC_CFG_DST_PER_Pos 4 | |
#define DMAC_CFG_DST_PER_Msk (0xfu << DMAC_CFG_DST_PER_Pos) /**< \brief (DMAC_CFG) Destination with Peripheral identifier */ | |
#define DMAC_CFG_DST_PER(value) ((DMAC_CFG_DST_PER_Msk & ((value) << DMAC_CFG_DST_PER_Pos))) | |
#define DMAC_CFG_SRC_H2SEL (0x1u << 9) /**< \brief (DMAC_CFG) Software or Hardware Selection for the Source */ | |
#define DMAC_CFG_SRC_H2SEL_SW (0x0u << 9) /**< \brief (DMAC_CFG) Software handshaking interface is used to trigger a transfer request. */ | |
#define DMAC_CFG_SRC_H2SEL_HW (0x1u << 9) /**< \brief (DMAC_CFG) Hardware handshaking interface is used to trigger a transfer request. */ | |
#define DMAC_CFG_DST_H2SEL (0x1u << 13) /**< \brief (DMAC_CFG) Software or Hardware Selection for the Destination */ | |
#define DMAC_CFG_DST_H2SEL_SW (0x0u << 13) /**< \brief (DMAC_CFG) Software handshaking interface is used to trigger a transfer request. */ | |
#define DMAC_CFG_DST_H2SEL_HW (0x1u << 13) /**< \brief (DMAC_CFG) Hardware handshaking interface is used to trigger a transfer request. */ | |
#define DMAC_CFG_SOD (0x1u << 16) /**< \brief (DMAC_CFG) Stop On Done */ | |
#define DMAC_CFG_SOD_DISABLE (0x0u << 16) /**< \brief (DMAC_CFG) STOP ON DONE disabled, the descriptor fetch operation ignores DONE Field of CTRLA register. */ | |
#define DMAC_CFG_SOD_ENABLE (0x1u << 16) /**< \brief (DMAC_CFG) STOP ON DONE activated, the DMAC module is automatically disabled if DONE FIELD is set to 1. */ | |
#define DMAC_CFG_LOCK_IF (0x1u << 20) /**< \brief (DMAC_CFG) Interface Lock */ | |
#define DMAC_CFG_LOCK_IF_DISABLE (0x0u << 20) /**< \brief (DMAC_CFG) Interface Lock capability is disabled */ | |
#define DMAC_CFG_LOCK_IF_ENABLE (0x1u << 20) /**< \brief (DMAC_CFG) Interface Lock capability is enabled */ | |
#define DMAC_CFG_LOCK_B (0x1u << 21) /**< \brief (DMAC_CFG) Bus Lock */ | |
#define DMAC_CFG_LOCK_B_DISABLE (0x0u << 21) /**< \brief (DMAC_CFG) AHB Bus Locking capability is disabled. */ | |
#define DMAC_CFG_LOCK_IF_L (0x1u << 22) /**< \brief (DMAC_CFG) Master Interface Arbiter Lock */ | |
#define DMAC_CFG_LOCK_IF_L_CHUNK (0x0u << 22) /**< \brief (DMAC_CFG) The Master Interface Arbiter is locked by the channel x for a chunk transfer. */ | |
#define DMAC_CFG_LOCK_IF_L_BUFFER (0x1u << 22) /**< \brief (DMAC_CFG) The Master Interface Arbiter is locked by the channel x for a buffer transfer. */ | |
#define DMAC_CFG_AHB_PROT_Pos 24 | |
#define DMAC_CFG_AHB_PROT_Msk (0x7u << DMAC_CFG_AHB_PROT_Pos) /**< \brief (DMAC_CFG) AHB Protection */ | |
#define DMAC_CFG_AHB_PROT(value) ((DMAC_CFG_AHB_PROT_Msk & ((value) << DMAC_CFG_AHB_PROT_Pos))) | |
#define DMAC_CFG_FIFOCFG_Pos 28 | |
#define DMAC_CFG_FIFOCFG_Msk (0x3u << DMAC_CFG_FIFOCFG_Pos) /**< \brief (DMAC_CFG) FIFO Configuration */ | |
#define DMAC_CFG_FIFOCFG_ALAP_CFG (0x0u << 28) /**< \brief (DMAC_CFG) The largest defined length AHB burst is performed on the destination AHB interface. */ | |
#define DMAC_CFG_FIFOCFG_HALF_CFG (0x1u << 28) /**< \brief (DMAC_CFG) When half FIFO size is available/filled, a source/destination request is serviced. */ | |
#define DMAC_CFG_FIFOCFG_ASAP_CFG (0x2u << 28) /**< \brief (DMAC_CFG) When there is enough space/data available to perform a single AHB access, then the request is serviced. */ | |
/* -------- DMAC_WPMR : (DMAC Offset: 0x1E4) DMAC Write Protect Mode Register -------- */ | |
#define DMAC_WPMR_WPEN (0x1u << 0) /**< \brief (DMAC_WPMR) Write Protect Enable */ | |
#define DMAC_WPMR_WPKEY_Pos 8 | |
#define DMAC_WPMR_WPKEY_Msk (0xffffffu << DMAC_WPMR_WPKEY_Pos) /**< \brief (DMAC_WPMR) Write Protect KEY */ | |
#define DMAC_WPMR_WPKEY(value) ((DMAC_WPMR_WPKEY_Msk & ((value) << DMAC_WPMR_WPKEY_Pos))) | |
/* -------- DMAC_WPSR : (DMAC Offset: 0x1E8) DMAC Write Protect Status Register -------- */ | |
#define DMAC_WPSR_WPVS (0x1u << 0) /**< \brief (DMAC_WPSR) Write Protect Violation Status */ | |
#define DMAC_WPSR_WPVSRC_Pos 8 | |
#define DMAC_WPSR_WPVSRC_Msk (0xffffu << DMAC_WPSR_WPVSRC_Pos) /**< \brief (DMAC_WPSR) Write Protect Violation Source */ | |
/*@}*/ | |
#endif /* _SAM4E_DMAC_COMPONENT_ */ |