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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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a116956423
Move the DMA engine control register definitions to the MN103E010 processor directory so that the MN2WS0050 processor can have its own. Signed-off-by: Akira Takeuchi <takeuchi.akr@jp.panasonic.com> Signed-off-by: Kiyoshi Owada <owada.kiyoshi@jp.panasonic.com> Signed-off-by: David Howells <dhowells@redhat.com>
103 lines
4.6 KiB
C
103 lines
4.6 KiB
C
/* MN103E010 on-board DMA controller registers
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*
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* Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
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* Written by David Howells (dhowells@redhat.com)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public Licence
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* as published by the Free Software Foundation; either version
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* 2 of the Licence, or (at your option) any later version.
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*/
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#ifndef _ASM_PROC_DMACTL_REGS_H
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#define _ASM_PROC_DMACTL_REGS_H
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#include <asm/cpu-regs.h>
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#ifdef __KERNEL__
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/* DMA registers */
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#define DMxCTR(N) __SYSREG(0xd2000000 + ((N) * 0x100), u32) /* control reg */
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#define DMxCTR_BG 0x0000001f /* transfer request source */
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#define DMxCTR_BG_SOFT 0x00000000 /* - software source */
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#define DMxCTR_BG_SC0TX 0x00000002 /* - serial port 0 transmission */
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#define DMxCTR_BG_SC0RX 0x00000003 /* - serial port 0 reception */
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#define DMxCTR_BG_SC1TX 0x00000004 /* - serial port 1 transmission */
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#define DMxCTR_BG_SC1RX 0x00000005 /* - serial port 1 reception */
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#define DMxCTR_BG_SC2TX 0x00000006 /* - serial port 2 transmission */
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#define DMxCTR_BG_SC2RX 0x00000007 /* - serial port 2 reception */
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#define DMxCTR_BG_TM0UFLOW 0x00000008 /* - timer 0 underflow */
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#define DMxCTR_BG_TM1UFLOW 0x00000009 /* - timer 1 underflow */
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#define DMxCTR_BG_TM2UFLOW 0x0000000a /* - timer 2 underflow */
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#define DMxCTR_BG_TM3UFLOW 0x0000000b /* - timer 3 underflow */
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#define DMxCTR_BG_TM6ACMPCAP 0x0000000c /* - timer 6A compare/capture */
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#define DMxCTR_BG_AFE 0x0000000d /* - analogue front-end interrupt source */
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#define DMxCTR_BG_ADC 0x0000000e /* - A/D conversion end interrupt source */
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#define DMxCTR_BG_IRDA 0x0000000f /* - IrDA interrupt source */
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#define DMxCTR_BG_RTC 0x00000010 /* - RTC interrupt source */
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#define DMxCTR_BG_XIRQ0 0x00000011 /* - XIRQ0 pin interrupt source */
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#define DMxCTR_BG_XIRQ1 0x00000012 /* - XIRQ1 pin interrupt source */
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#define DMxCTR_BG_XDMR0 0x00000013 /* - external request 0 source (XDMR0 pin) */
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#define DMxCTR_BG_XDMR1 0x00000014 /* - external request 1 source (XDMR1 pin) */
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#define DMxCTR_SAM 0x000000e0 /* DMA transfer src addr mode */
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#define DMxCTR_SAM_INCR 0x00000000 /* - increment */
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#define DMxCTR_SAM_DECR 0x00000020 /* - decrement */
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#define DMxCTR_SAM_FIXED 0x00000040 /* - fixed */
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#define DMxCTR_DAM 0x00000000 /* DMA transfer dest addr mode */
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#define DMxCTR_DAM_INCR 0x00000000 /* - increment */
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#define DMxCTR_DAM_DECR 0x00000100 /* - decrement */
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#define DMxCTR_DAM_FIXED 0x00000200 /* - fixed */
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#define DMxCTR_TM 0x00001800 /* DMA transfer mode */
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#define DMxCTR_TM_BATCH 0x00000000 /* - batch transfer */
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#define DMxCTR_TM_INTERM 0x00001000 /* - intermittent transfer */
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#define DMxCTR_UT 0x00006000 /* DMA transfer unit */
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#define DMxCTR_UT_1 0x00000000 /* - 1 byte */
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#define DMxCTR_UT_2 0x00002000 /* - 2 byte */
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#define DMxCTR_UT_4 0x00004000 /* - 4 byte */
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#define DMxCTR_UT_16 0x00006000 /* - 16 byte */
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#define DMxCTR_TEN 0x00010000 /* DMA channel transfer enable */
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#define DMxCTR_RQM 0x00060000 /* external request input source mode */
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#define DMxCTR_RQM_FALLEDGE 0x00000000 /* - falling edge */
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#define DMxCTR_RQM_RISEEDGE 0x00020000 /* - rising edge */
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#define DMxCTR_RQM_LOLEVEL 0x00040000 /* - low level */
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#define DMxCTR_RQM_HILEVEL 0x00060000 /* - high level */
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#define DMxCTR_RQF 0x01000000 /* DMA transfer request flag */
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#define DMxCTR_XEND 0x80000000 /* DMA transfer end flag */
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#define DMxSRC(N) __SYSREG(0xd2000004 + ((N) * 0x100), u32) /* control reg */
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#define DMxDST(N) __SYSREG(0xd2000008 + ((N) * 0x100), u32) /* src addr reg */
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#define DMxSIZ(N) __SYSREG(0xd200000c + ((N) * 0x100), u32) /* dest addr reg */
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#define DMxSIZ_CT 0x000fffff /* number of bytes to transfer */
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#define DMxCYC(N) __SYSREG(0xd2000010 + ((N) * 0x100), u32) /* intermittent
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* size reg */
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#define DMxCYC_CYC 0x000000ff /* number of interrmittent transfers -1 */
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#define DM0IRQ 16 /* DMA channel 0 complete IRQ */
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#define DM1IRQ 17 /* DMA channel 1 complete IRQ */
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#define DM2IRQ 18 /* DMA channel 2 complete IRQ */
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#define DM3IRQ 19 /* DMA channel 3 complete IRQ */
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#define DM0ICR GxICR(DM0IRQ) /* DMA channel 0 complete intr ctrl reg */
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#define DM1ICR GxICR(DM0IR1) /* DMA channel 1 complete intr ctrl reg */
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#define DM2ICR GxICR(DM0IR2) /* DMA channel 2 complete intr ctrl reg */
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#define DM3ICR GxICR(DM0IR3) /* DMA channel 3 complete intr ctrl reg */
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#ifndef __ASSEMBLY__
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struct mn10300_dmactl_regs {
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u32 ctr;
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const void *src;
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void *dst;
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u32 siz;
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u32 cyc;
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} __attribute__((aligned(0x100)));
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#endif /* __ASSEMBLY__ */
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#endif /* __KERNEL__ */
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#endif /* _ASM_PROC_DMACTL_REGS_H */
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