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Diffstat (limited to 'include/asm-m68knommu/mcfdma.h')
| -rw-r--r-- | include/asm-m68knommu/mcfdma.h | 144 |
1 files changed, 0 insertions, 144 deletions
diff --git a/include/asm-m68knommu/mcfdma.h b/include/asm-m68knommu/mcfdma.h deleted file mode 100644 index 705c52c79cd..00000000000 --- a/include/asm-m68knommu/mcfdma.h +++ /dev/null @@ -1,144 +0,0 @@ -/****************************************************************************/ - -/* - * mcfdma.h -- Coldfire internal DMA support defines. - * - * (C) Copyright 1999, Rob Scott (rscott@mtrob.ml.org) - */ - -/****************************************************************************/ -#ifndef mcfdma_h -#define mcfdma_h -/****************************************************************************/ - - -/* - * Get address specific defines for this Coldfire member. - */ -#if defined(CONFIG_M5206) || defined(CONFIG_M5206e) -#define MCFDMA_BASE0 0x200 /* Base address of DMA 0 */ -#define MCFDMA_BASE1 0x240 /* Base address of DMA 1 */ -#elif defined(CONFIG_M5272) -#define MCFDMA_BASE0 0x0e0 /* Base address of DMA 0 */ -#elif defined(CONFIG_M523x) || defined(CONFIG_M527x) || defined(CONFIG_M528x) -/* These are relative to the IPSBAR, not MBAR */ -#define MCFDMA_BASE0 0x100 /* Base address of DMA 0 */ -#define MCFDMA_BASE1 0x140 /* Base address of DMA 1 */ -#define MCFDMA_BASE2 0x180 /* Base address of DMA 2 */ -#define MCFDMA_BASE3 0x1C0 /* Base address of DMA 3 */ -#elif defined(CONFIG_M5249) || defined(CONFIG_M5307) || defined(CONFIG_M5407) -#define MCFDMA_BASE0 0x300 /* Base address of DMA 0 */ -#define MCFDMA_BASE1 0x340 /* Base address of DMA 1 */ -#define MCFDMA_BASE2 0x380 /* Base address of DMA 2 */ -#define MCFDMA_BASE3 0x3C0 /* Base address of DMA 3 */ -#endif - - -#if !defined(CONFIG_M5272) - -/* - * Define the DMA register set addresses. - * Note: these are longword registers, use unsigned long as data type - */ -#define MCFDMA_SAR 0x00 /* DMA source address (r/w) */ -#define MCFDMA_DAR 0x01 /* DMA destination adr (r/w) */ -/* these are word registers, use unsigned short data type */ -#define MCFDMA_DCR 0x04 /* DMA control reg (r/w) */ -#define MCFDMA_BCR 0x06 /* DMA byte count reg (r/w) */ -/* these are byte registers, use unsiged char data type */ -#define MCFDMA_DSR 0x10 /* DMA status reg (r/w) */ -#define MCFDMA_DIVR 0x14 /* DMA interrupt vec (r/w) */ - -/* - * Bit definitions for the DMA Control Register (DCR). - */ -#define MCFDMA_DCR_INT 0x8000 /* Enable completion irq */ -#define MCFDMA_DCR_EEXT 0x4000 /* Enable external DMA req */ -#define MCFDMA_DCR_CS 0x2000 /* Enable cycle steal */ -#define MCFDMA_DCR_AA 0x1000 /* Enable auto alignment */ -#define MCFDMA_DCR_BWC_MASK 0x0E00 /* Bandwidth ctl mask */ -#define MCFDMA_DCR_BWC_512 0x0200 /* Bandwidth: 512 Bytes */ -#define MCFDMA_DCR_BWC_1024 0x0400 /* Bandwidth: 1024 Bytes */ -#define MCFDMA_DCR_BWC_2048 0x0600 /* Bandwidth: 2048 Bytes */ -#define MCFDMA_DCR_BWC_4096 0x0800 /* Bandwidth: 4096 Bytes */ -#define MCFDMA_DCR_BWC_8192 0x0a00 /* Bandwidth: 8192 Bytes */ -#define MCFDMA_DCR_BWC_16384 0x0c00 /* Bandwidth: 16384 Bytes */ -#define MCFDMA_DCR_BWC_32768 0x0e00 /* Bandwidth: 32768 Bytes */ -#define MCFDMA_DCR_SAA 0x0100 /* Single Address Access */ -#define MCFDMA_DCR_S_RW 0x0080 /* SAA read/write value */ -#define MCFDMA_DCR_SINC 0x0040 /* Source addr inc enable */ -#define MCFDMA_DCR_SSIZE_MASK 0x0030 /* Src xfer size */ -#define MCFDMA_DCR_SSIZE_LONG 0x0000 /* Src xfer size, 00 = longw */ -#define MCFDMA_DCR_SSIZE_BYTE 0x0010 /* Src xfer size, 01 = byte */ -#define MCFDMA_DCR_SSIZE_WORD 0x0020 /* Src xfer size, 10 = word */ -#define MCFDMA_DCR_SSIZE_LINE 0x0030 /* Src xfer size, 11 = line */ -#define MCFDMA_DCR_DINC 0x0008 /* Dest addr inc enable */ -#define MCFDMA_DCR_DSIZE_MASK 0x0006 /* Dest xfer size */ -#define MCFDMA_DCR_DSIZE_LONG 0x0000 /* Dest xfer size, 00 = long */ -#define MCFDMA_DCR_DSIZE_BYTE 0x0002 /* Dest xfer size, 01 = byte */ -#define MCFDMA_DCR_DSIZE_WORD 0x0004 /* Dest xfer size, 10 = word */ -#define MCFDMA_DCR_DSIZE_LINE 0x0006 /* Dest xfer size, 11 = line */ -#define MCFDMA_DCR_START 0x0001 /* Start transfer */ - -/* - * Bit definitions for the DMA Status Register (DSR). - */ -#define MCFDMA_DSR_CE 0x40 /* Config error */ -#define MCFDMA_DSR_BES 0x20 /* Bus Error on source */ -#define MCFDMA_DSR_BED 0x10 /* Bus Error on dest */ -#define MCFDMA_DSR_REQ 0x04 /* Requests remaining */ -#define MCFDMA_DSR_BSY 0x02 /* Busy */ -#define MCFDMA_DSR_DONE 0x01 /* DMA transfer complete */ - -#else /* This is an MCF5272 */ - -#define MCFDMA_DMR 0x00 /* Mode Register (r/w) */ -#define MCFDMA_DIR 0x03 /* Interrupt trigger register (r/w) */ -#define MCFDMA_DSAR 0x03 /* Source Address register (r/w) */ -#define MCFDMA_DDAR 0x04 /* Destination Address register (r/w) */ -#define MCFDMA_DBCR 0x02 /* Byte Count Register (r/w) */ - -/* Bit definitions for the DMA Mode Register (DMR) */ -#define MCFDMA_DMR_RESET 0x80000000L /* Reset bit */ -#define MCFDMA_DMR_EN 0x40000000L /* DMA enable */ -#define MCFDMA_DMR_RQM 0x000C0000L /* Request Mode Mask */ -#define MCFDMA_DMR_RQM_DUAL 0x000C0000L /* Dual address mode, the only valid mode */ -#define MCFDMA_DMR_DSTM 0x00002000L /* Destination addressing mask */ -#define MCFDMA_DMR_DSTM_SA 0x00000000L /* Destination uses static addressing */ -#define MCFDMA_DMR_DSTM_IA 0x00002000L /* Destination uses incremental addressing */ -#define MCFDMA_DMR_DSTT_UD 0x00000400L /* Destination is user data */ -#define MCFDMA_DMR_DSTT_UC 0x00000800L /* Destination is user code */ -#define MCFDMA_DMR_DSTT_SD 0x00001400L /* Destination is supervisor data */ -#define MCFDMA_DMR_DSTT_SC 0x00001800L /* Destination is supervisor code */ -#define MCFDMA_DMR_DSTS_OFF 0x8 /* offset to the destination size bits */ -#define MCFDMA_DMR_DSTS_LONG 0x00000000L /* Long destination size */ -#define MCFDMA_DMR_DSTS_BYTE 0x00000100L /* Byte destination size */ -#define MCFDMA_DMR_DSTS_WORD 0x00000200L /* Word destination size */ -#define MCFDMA_DMR_DSTS_LINE 0x00000300L /* Line destination size */ -#define MCFDMA_DMR_SRCM 0x00000020L /* Source addressing mask */ -#define MCFDMA_DMR_SRCM_SA 0x00000000L /* Source uses static addressing */ -#define MCFDMA_DMR_SRCM_IA 0x00000020L /* Source uses incremental addressing */ -#define MCFDMA_DMR_SRCT_UD 0x00000004L /* Source is user data */ -#define MCFDMA_DMR_SRCT_UC 0x00000008L /* Source is user code */ -#define MCFDMA_DMR_SRCT_SD 0x00000014L /* Source is supervisor data */ -#define MCFDMA_DMR_SRCT_SC 0x00000018L /* Source is supervisor code */ -#define MCFDMA_DMR_SRCS_OFF 0x0 /* Offset to the source size bits */ -#define MCFDMA_DMR_SRCS_LONG 0x00000000L /* Long source size */ -#define MCFDMA_DMR_SRCS_BYTE 0x00000001L /* Byte source size */ -#define MCFDMA_DMR_SRCS_WORD 0x00000002L /* Word source size */ -#define MCFDMA_DMR_SRCS_LINE 0x00000003L /* Line source size */ - -/* Bit definitions for the DMA interrupt register (DIR) */ -#define MCFDMA_DIR_INVEN 0x1000 /* Invalid Combination interrupt enable */ -#define MCFDMA_DIR_ASCEN 0x0800 /* Address Sequence Complete (Completion) interrupt enable */ -#define MCFDMA_DIR_TEEN 0x0200 /* Transfer Error interrupt enable */ -#define MCFDMA_DIR_TCEN 0x0100 /* Transfer Complete (a bus transfer, that is) interrupt enable */ -#define MCFDMA_DIR_INV 0x0010 /* Invalid Combination */ -#define MCFDMA_DIR_ASC 0x0008 /* Address Sequence Complete (DMA Completion) */ -#define MCFDMA_DIR_TE 0x0002 /* Transfer Error */ -#define MCFDMA_DIR_TC 0x0001 /* Transfer Complete */ - -#endif /* !defined(CONFIG_M5272) */ - -/****************************************************************************/ -#endif /* mcfdma_h */ |