src/include/ps2_dmacreg.h

/*  gxemul: $Id: ps2_dmacreg.h,v 1.4 2005/03/05 12:34:03 debug Exp $  */

#ifndef PS2_DMACREG_H
#define PS2_DMACREG_H

/*  gxemul: MIPS_PHYS_TO_KSEG1 has been changed to PS2_PHYS_TO_KSEG1.  */
#define PS2_PHYS_TO_KSEG1(x)            (x - 0x10008000)

/*      $NetBSD: dmacreg.h,v 1.1 2001/10/16 15:38:36 uch Exp $  */

/*-
 * Copyright (c) 2001 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by UCHIYAMA Yasushi.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *        This product includes software developed by the NetBSD
 *        Foundation, Inc. and its contributors.
 * 4. Neither the name of The NetBSD Foundation nor the names of its
 *    contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

typedef uint64_t dmatag_t;

#define DMAC_BLOCK_SIZE         16
#define DMAC_SLICE_SIZE         128
#define DMAC_TRANSFER_QWCMAX    0xffff

/* all register length are 32bit */
#define DMAC_REGBASE            PS2_PHYS_TO_KSEG1(0x10008000)
#define DMAC_REGSIZE            0x00010000

/*
 * DMAC common registers.
 */
#define D_CTRL_REG      PS2_PHYS_TO_KSEG1(0x1000e000) /* DMA control */
#define D_STAT_REG      PS2_PHYS_TO_KSEG1(0x1000e010) /* interrupt status */
#define D_PCR_REG       PS2_PHYS_TO_KSEG1(0x1000e020) /* priority control */
#define D_SQWC_REG      PS2_PHYS_TO_KSEG1(0x1000e030) /* interleave size */
#define D_RBOR_REG      PS2_PHYS_TO_KSEG1(0x1000e040) /* ring buffer addr */
#define D_RBSR_REG      PS2_PHYS_TO_KSEG1(0x1000e050) /* ring buffer size */
#define D_STADR_REG     PS2_PHYS_TO_KSEG1(0x1000e060) /* stall address */
#define D_ENABLER_REG   PS2_PHYS_TO_KSEG1(0x1000f520) /* DMA enable (r) */
#define D_ENABLEW_REG   PS2_PHYS_TO_KSEG1(0x1000f590) /* DMA enable (w) */

/*
 * Channel registers. (10ch)
 */
#define DMA_CH_VIF0                     0 /* to (priority 0) */
#define DMA_CH_VIF1                     1 /* both */
#define DMA_CH_GIF                      2 /* to */
#define DMA_CH_FROMIPU                  3
#define DMA_CH_TOIPU                    4
#define DMA_CH_SIF0                     5 /* from */
#define DMA_CH_SIF1                     6 /* to */
#define DMA_CH_SIF2                     7 /* both (priority 1) */
#define DMA_CH_FROMSPR                  8 /* burst channel */
#define DMA_CH_TOSPR                    9 /* burst channel */
#define DMA_CH_VALID(x) (((x) >= 0) && ((x) <= 9))

#define D_CHCR_OFS              0x00
#define D_MADR_OFS              0x10
#define D_QWC_OFS               0x20
#define D_TADR_OFS              0x30
#define D_ASR0_OFS              0x40
#define D_ASR1_OFS              0x50
#define D_SADR_OFS              0x80

#define D0_REGBASE              PS2_PHYS_TO_KSEG1(0x10008000)
#define D1_REGBASE              PS2_PHYS_TO_KSEG1(0x10009000)
#define D2_REGBASE              PS2_PHYS_TO_KSEG1(0x1000a000)
#define D3_REGBASE              PS2_PHYS_TO_KSEG1(0x1000b000)
#define D4_REGBASE              PS2_PHYS_TO_KSEG1(0x1000b400)
#define D5_REGBASE              PS2_PHYS_TO_KSEG1(0x1000c000)
#define D6_REGBASE              PS2_PHYS_TO_KSEG1(0x1000c400)
#define D7_REGBASE              PS2_PHYS_TO_KSEG1(0x1000c800)
#define D8_REGBASE              PS2_PHYS_TO_KSEG1(0x1000d000)
#define D9_REGBASE              PS2_PHYS_TO_KSEG1(0x1000d400)

#define D_CHCR_REG(base)        (base)
#define D_MADR_REG(base)        (base + D_MADR_OFS)     
#define D_QWC_REG(base)         (base + D_QWC_OFS)
#define D_TADR_REG(base)        (base + D_TADR_OFS)
#define D_ASR0_REG(base)        (base + D_ASR0_OFS)
#define D_ASR1_REG(base)        (base + D_ASR1_OFS)
#define D_SADR_REG(base)        (base + D_SADR_OFS)

#define D0_CHCR_REG             PS2_PHYS_TO_KSEG1(0x10008000)
#define D0_MADR_REG             PS2_PHYS_TO_KSEG1(0x10008010)
#define D0_QWC_REG              PS2_PHYS_TO_KSEG1(0x10008020)
#define D0_TADR_REG             PS2_PHYS_TO_KSEG1(0x10008030)
#define D0_ASR0_REG             PS2_PHYS_TO_KSEG1(0x10008040)
#define D0_ASR1_REG             PS2_PHYS_TO_KSEG1(0x10008050)
                         
#define D1_CHCR_REG             PS2_PHYS_TO_KSEG1(0x10009000)
#define D1_MADR_REG             PS2_PHYS_TO_KSEG1(0x10009010)
#define D1_QWC_REG              PS2_PHYS_TO_KSEG1(0x10009020)
#define D1_TADR_REG             PS2_PHYS_TO_KSEG1(0x10009030)
#define D1_ASR0_REG             PS2_PHYS_TO_KSEG1(0x10009040)
#define D1_ASR1_REG             PS2_PHYS_TO_KSEG1(0x10009050)
                         
#define D2_CHCR_REG             PS2_PHYS_TO_KSEG1(0x1000a000)
#define D2_MADR_REG             PS2_PHYS_TO_KSEG1(0x1000a010)
#define D2_QWC_REG              PS2_PHYS_TO_KSEG1(0x1000a020)
#define D2_TADR_REG             PS2_PHYS_TO_KSEG1(0x1000a030)
#define D2_ASR0_REG             PS2_PHYS_TO_KSEG1(0x1000a040)
#define D2_ASR1_REG             PS2_PHYS_TO_KSEG1(0x1000a050)

#define D3_CHCR_REG             PS2_PHYS_TO_KSEG1(0x1000b000)
#define D3_MADR_REG             PS2_PHYS_TO_KSEG1(0x1000b010)
#define D3_QWC_REG              PS2_PHYS_TO_KSEG1(0x1000b020)
                         
#define D4_CHCR_REG             PS2_PHYS_TO_KSEG1(0x1000b400)
#define D4_MADR_REG             PS2_PHYS_TO_KSEG1(0x1000b410)
#define D4_QWC_REG              PS2_PHYS_TO_KSEG1(0x1000b420)
#define D4_TADR_REG             PS2_PHYS_TO_KSEG1(0x1000b430)
                         
#define D5_CHCR_REG             PS2_PHYS_TO_KSEG1(0x1000c000)
#define D5_MADR_REG             PS2_PHYS_TO_KSEG1(0x1000c010)
#define D5_QWC_REG              PS2_PHYS_TO_KSEG1(0x1000c020)
                         
#define D6_CHCR_REG             PS2_PHYS_TO_KSEG1(0x1000c400)
#define D6_MADR_REG             PS2_PHYS_TO_KSEG1(0x1000c410)
#define D6_QWC_REG              PS2_PHYS_TO_KSEG1(0x1000c420)
#define D6_TADR_REG             PS2_PHYS_TO_KSEG1(0x1000c430)
                         
#define D7_CHCR_REG             PS2_PHYS_TO_KSEG1(0x1000c800)
#define D7_MADR_REG             PS2_PHYS_TO_KSEG1(0x1000c810)
#define D7_QWC_REG              PS2_PHYS_TO_KSEG1(0x1000c820)
                         
#define D8_CHCR_REG             PS2_PHYS_TO_KSEG1(0x1000d000)
#define D8_MADR_REG             PS2_PHYS_TO_KSEG1(0x1000d010)
#define D8_QWC_REG              PS2_PHYS_TO_KSEG1(0x1000d020)
#define D8_SADR_REG             PS2_PHYS_TO_KSEG1(0x1000d080)
                         
#define D9_CHCR_REG             PS2_PHYS_TO_KSEG1(0x1000d400)
#define D9_MADR_REG             PS2_PHYS_TO_KSEG1(0x1000d410)
#define D9_QWC_REG              PS2_PHYS_TO_KSEG1(0x1000d420)
#define D9_TADR_REG             PS2_PHYS_TO_KSEG1(0x1000d430)
#define D9_SADR_REG             PS2_PHYS_TO_KSEG1(0x1000d480)

/*
 * DMA control
 */
#define D_CTRL_DMAE             0x00000001 /* all DMA enable/disable */
#define D_CTRL_RELE             0x00000002 /* Cycle stealing on/off */
/* Memory FIFO drain control */
#define D_CTRL_MFD_MASK         0x3
#define D_CTRL_MFD_SHIFT        2
#define D_CTRL_MFD(x)                                                   \
        (((x) >> D_CTRL_MFD_SHIFT) & D_CTRL_MFD_MASK)
#define D_CTRL_MFD_CLR(x)                                               \
        ((x) & ~(D_CTRL_MFD_MASK << D_CTRL_MFD_SHIFT))            
#define D_CTRL_MFD_SET(x, val)                                          \
        ((x) | (((val) << D_CTRL_MFD_SHIFT) &                           \
        (D_CTRL_MFD_MASK << D_CTRL_MFD_SHIFT)))
#define D_CTRL_MFD_DISABLE      0
#define D_CTRL_MFD_VIF1         2
#define D_CTRL_MFD_GIF          3

/* Stall control source channel */
#define D_CTRL_STS_MASK         0x3
#define D_CTRL_STS_SHIFT        4
#define D_CTRL_STS(x)                                                   \
        (((x) >> D_CTRL_STS_SHIFT) & D_CTRL_STS_MASK)
#define D_CTRL_STS_CLR(x)                                               \
        ((x) & ~(D_CTRL_STS_MASK << D_CTRL_STS_SHIFT))            
#define D_CTRL_STS_SET(x, val)                                          \
        ((x) | (((val) << D_CTRL_STS_SHIFT) &                           \
        (D_CTRL_STS_MASK << D_CTRL_STS_SHIFT)))
#define D_CTRL_STS_NONE         0
#define D_CTRL_STS_SIF0         1
#define D_CTRL_STS_FROMSPR      2
#define D_CTRL_STS_FROMIPU      3

/* Stall control drain channel */
#define D_CTRL_STD_MASK         0x3
#define D_CTRL_STD_SHIFT        6
#define D_CTRL_STD(x)                                                   \
        (((x) >> D_CTRL_STD_SHIFT) & D_CTRL_STD_MASK)
#define D_CTRL_STD_CLR(x)                                               \
        ((x) & ~(D_CTRL_STD_MASK << D_CTRL_STD_SHIFT))            
#define D_CTRL_STD_SET(x, val)                                          \
        ((x) | (((val) << D_CTRL_STD_SHIFT) &                           \
        (D_CTRL_STD_MASK << D_CTRL_STD_SHIFT)))
#define D_CTRL_STD_NONE         0
#define D_CTRL_STD_VIF1         1
#define D_CTRL_STD_GIF          2
#define D_CTRL_STD_SIF1         3

/* 
 * Release cycle
 *   for burst channel Cycle steanling on mode only.
 */
#define D_CTRL_RCYC_MASK                0x7
#define D_CTRL_RCYC_SHIFT               8
#define D_CTRL_RCYC(x)                                                  \
        (((x) >> D_CTRL_RCYC_SHIFT) & D_CTRL_RCYC_MASK)
#define D_CTRL_RCYC_CLR(x)                                              \
        ((x) & ~(D_CTRL_RCYC_MASK << D_CTRL_RCYC_SHIFT))                  
#define D_CTRL_RCYC_SET(x, val)                                         \
        ((x) | (((val) << D_CTRL_RCYC_SHIFT) &                          \
        (D_CTRL_RCYC_MASK << D_CTRL_RCYC_SHIFT)))
#define D_CTRL_RCYC_CYCLE(x)            (8 << (x))

/*
 * Interrupt status register (write clear/invert)
 *   DMAC interrupt line connected to MIPS HwINT1
 */
/* MFIFO empty interrupt enable */
#define D_STAT_MEIM             0x40000000
/* DMA stall interrupt enable */
#define D_STAT_SIM              0x20000000
/* Channel interrupt enable */
#define D_STAT_CIM_MASK         0x3ff
#define D_STAT_CIM_SHIFT        16
#define D_STAT_CIM(x)           (((x) >> D_STAT_CIM_SHIFT) & D_STAT_CIM_MASK)
#define D_STAT_CIM_BIT(x)       ((1 << (x)) << D_STAT_CIM_SHIFT)
#define D_STAT_CIM9             0x02000000
#define D_STAT_CIM8             0x01000000
#define D_STAT_CIM7             0x00800000
#define D_STAT_CIM6             0x00400000
#define D_STAT_CIM5             0x00200000
#define D_STAT_CIM4             0x00100000
#define D_STAT_CIM3             0x00080000
#define D_STAT_CIM2             0x00040000
#define D_STAT_CIM1             0x00020000
#define D_STAT_CIM0             0x00010000
/* BUSERR interrupt status */
#define D_STAT_BEIS             0x00008000
/* MFIFO empty interrupt status */
#define D_STAT_MEIS             0x00004000
/* DMA stall interrupt status */
#define D_STAT_SIS              0x00002000
/* Channel interrupt status */
#define D_STAT_CIS_MASK         0x3ff
#define D_STAT_CIS_SHIFT        0
#define D_STAT_CIS_BIT(x)       (1 << (x))
#define D_STAT_CIS9             0x00000200
#define D_STAT_CIS8             0x00000100
#define D_STAT_CIS7             0x00000080
#define D_STAT_CIS6             0x00000040
#define D_STAT_CIS5             0x00000020
#define D_STAT_CIS4             0x00000010
#define D_STAT_CIS3             0x00000008
#define D_STAT_CIS2             0x00000004
#define D_STAT_CIS1             0x00000002
#define D_STAT_CIS0             0x00000001

/*
 * Priority control register.
 */
/* Priority control enable */
#define D_PCR_PCE               0x80000000
/* Channel DMA enable (packet priority control enable) */
#define D_PCR_CDE_MASK          0x3ff
#define D_PCR_CDE_SHIFT         16
#define D_PCR_CDE(x)                                                    \
        (((x) >> D_PCR_CDE_SHIFT) & D_PCR_CDE_MASK)
#define D_PCR_CDE_CLR(x)                                                \
        ((x) & ~(D_PCR_CDE_MASK << D_PCR_CDE_SHIFT))              
#define D_PCR_CDE_SET(x, val)                                           \
        ((x) | (((val) << D_PCR_CDE_SHIFT) &                            \
        (D_PCR_CDE_MASK << D_PCR_CDE_SHIFT)))
#define D_PCR_CDE9              0x02000000
#define D_PCR_CDE8              0x01000000
#define D_PCR_CDE7              0x00800000
#define D_PCR_CDE6              0x00400000
#define D_PCR_CDE5              0x00200000
#define D_PCR_CDE4              0x00100000
#define D_PCR_CDE3              0x00080000
#define D_PCR_CDE2              0x00040000
#define D_PCR_CDE1              0x00020000
#define D_PCR_CDE0              0x00010000
/* COP control (interrupt status connect to CPCOND[0] or not) */
#define D_PCR_CPC_MASK          0x3ff
#define D_PCR_CPC_SHIFT         0
#define D_PCR_CPC(x)            ((x) & D_PCR_CPC_MASK)
#define D_PCR_CPC_CLR(x)        ((x) & ~D_PCR_CPC_MASK)
#define D_PCR_CPC_SET(x, val)   ((x) | ((val) & D_PCR_CPC_MASK))
#define D_PCR_CPC_BIT(x)        (1 << (x))
#define D_PCR_CPC9              0x00000200
#define D_PCR_CPC8              0x00000100
#define D_PCR_CPC7              0x00000080
#define D_PCR_CPC6              0x00000040
#define D_PCR_CPC5              0x00000020
#define D_PCR_CPC4              0x00000010
#define D_PCR_CPC3              0x00000008
#define D_PCR_CPC2              0x00000004
#define D_PCR_CPC1              0x00000002
#define D_PCR_CPC0              0x00000001

/*
 * Interleave size register
 */
/* Transfer quadword counter */
#define D_SQWC_TQWC_MASK                0xff
#define D_SQWC_TQWC_SHIFT               16
#define D_SQWC_TQWC(x)                                                  \
        (((x) >> D_SQWC_TQWC_SHIFT) & D_SQWC_TQWC_MASK)
#define D_SQWC_TQWC_CLR(x)                                              \
        ((x) & ~(D_SQWC_TQWC_MASK << D_SQWC_TQWC_SHIFT))                  
#define D_SQWC_TQWC_SET(x, val)                                         \
        ((x) | (((val) << D_SQWC_TQWC_SHIFT) &                          \
        (D_SQWC_TQWC_MASK << D_SQWC_TQWC_SHIFT)))
/* Skip quadword counter */
#define D_SQWC_SQWC_MASK                0xff
#define D_SQWC_SQWC_SHIFT               0
#define D_SQWC_SQWC(x)                                                  \
        (((x) >> D_SQWC_SQWC_SHIFT) & D_SQWC_SQWC_MASK)
#define D_SQWC_SQWC_CLR(x)                                              \
        ((x) & ~(D_SQWC_SQWC_MASK << D_SQWC_SQWC_SHIFT))                  
#define D_SQWC_SQWC_SET(x, val)                                         \
        ((x) | (((val) << D_SQWC_SQWC_SHIFT) &                          \
        (D_SQWC_SQWC_MASK << D_SQWC_SQWC_SHIFT)))

/*
 * Ring buffer address register
 *   16byte alignment address [30:4] 
 */

/*
 * Ring buffer size register
 *   must be 2 ** n qword. [30:4]
 */

/*
 * Stall address register
 *   [30:0] (qword alignment)
 */

/*
 * DMA suspend register 
 */
#define D_ENABLE_SUSPEND                0x00010000


/*
 *      Channel specific register.
 */

/* CHANNEL CONTROL REGISTER */
/* upper 16bit of DMA tag last read. */
#define D_CHCR_TAG_MASK         0xff
#define D_CHCR_TAG_SHIFT        16
#define D_CHCR_TAG(x)                                                   \
        (((x) >> D_CHCR_TAG_SHIFT) & D_CHCR_TAG_MASK)
#define D_CHCR_TAG_CLR(x)                                               \
        ((x) & ~(D_CHCR_TAG_MASK << D_CHCR_TAG_SHIFT))            
#define D_CHCR_TAG_SET(x, val)                                          \
        ((x) | (((val) << D_CHCR_TAG_SHIFT) &                           \
        (D_CHCR_TAG_MASK << D_CHCR_TAG_SHIFT)))
/* DMA start */
#define D_CHCR_STR                      0x00000100
/* Tag interrupt enable (IRQ bit of DMAtag) */
#define D_CHCR_TIE                      0x00000080
/* Tag transfer enable (Source chain mode only) */
#define D_CHCR_TTE                      0x00000040
/* Address stack pointer */
#define D_CHCR_ASP_MASK         0x3
#define D_CHCR_ASP_SHIFT        4
#define D_CHCR_ASP(x)                                                   \
        (((x) >> D_CHCR_ASP_SHIFT) & D_CHCR_ASP_MASK)
#define D_CHCR_ASP_CLR(x)                                               \
        ((x) & ~(D_CHCR_ASP_MASK << D_CHCR_ASP_SHIFT))            
#define D_CHCR_ASP_SET(x, val)                                          \
        ((x) | (((val) << D_CHCR_ASP_SHIFT) &                           \
        (D_CHCR_ASP_MASK << D_CHCR_ASP_SHIFT)))
#define D_CHCR_ASP_PUSHED_NONE  0
#define D_CHCR_ASP_PUSHED_1     1
#define D_CHCR_ASP_PUSHED_2     2
/* Logical transfer mode */
#define D_CHCR_MOD_MASK         0x3
#define D_CHCR_MOD_SHIFT        2
#define D_CHCR_MOD(x)                                                   \
        (((x) >> D_CHCR_MOD_SHIFT) & D_CHCR_MOD_MASK)
#define D_CHCR_MOD_CLR(x)                                               \
        ((x) & ~(D_CHCR_MOD_MASK << D_CHCR_MOD_SHIFT))            
#define D_CHCR_MOD_SET(x, val)                                          \
        ((x) | (((val) << D_CHCR_MOD_SHIFT) &                           \
        (D_CHCR_MOD_MASK << D_CHCR_MOD_SHIFT)))
#define D_CHCR_MOD_NORMAL       0
#define D_CHCR_MOD_CHAIN        1
#define D_CHCR_MOD_INTERLEAVE   2
/* 
 * DMA transfer direction (1 ... from Memory, 0 ... to Memory)
 *   (VIF1, SIF2 only. i.e. `both'-direction channel requires this) 
 */
#define D_CHCR_DIR                      0x00000001

/* 
 * TRANSFER ADDRESS REGISTER (D-RAM address)
 *   16 byte alignment. In FROMSPR, TOSPR channel, D_MADR_SPR always 0
 */
#define D_MADR_SPR                      0x80000000

/*
 * TAG ADDRESS REGISTER (next tag address)
 *   16 byte alignment. 
 */
#define D_TADR_SPR                      0x80000000

/*
 * TAG ADDRESS STACK REGISTER (2 stage)
 *   16 byte alignment.
 */
#define D_ASR_SPR                       0x80000000

/*
 * SPR TRANSFER ADDRESS REGISTER (SPR address)
 *   16 byte alignment. FROMSPR, TOSPR only.
 */
#define D_SADR_MASK             0x3fff
#define D_SADR_SHIFT            0
#define D_SADR(x)                                                       \
        ((uint32_t)(x) & D_SADR_MASK)
/*
 * TRANSFER SIZE REGISTER
 *   min 16 byte to max 1 Mbyte.
 */
#define D_QWC_MASK              0xffff
#define D_QWC_SHIFT             0
#define D_QWC(x)        (((x) >> D_QWC_SHIFT) & D_QWC_MASK)
#define D_QWC_CLR(x)    ((x) & ~(D_QWC_MASK << D_QWC_SHIFT))              
#define D_QWC_SET(x, val)                                               \
        ((x) | (((val) << D_QWC_SHIFT) & D_QWC_MASK << D_QWC_SHIFT))

/*
 * Source/Destination Chain Tag definition.
 *  SC ... VIF0, VIF1, GIF, toIPU, SIF1, toSPR
 *  DC ... SIF0, fromSPR
 */
/* 
 * DMA address 
 *  At least, 16byte align.
 *  but 64byte align is recommended. because EE D-cash line size is 64byte.
 *  To gain maximum DMA speed, use 128 byte align.
 */
#define DMATAG_ADDR_MASK                0xffffffff
#define DMATAG_ADDR_SHIFT               32
#define DMATAG_ADDR(x)                                                  \
        ((uint32_t)(((x) >> DMATAG_ADDR_SHIFT) & DMATAG_ADDR_MASK))
#define DMATAG_ADDR_SET(x, val)                                         \
        ((dmatag_t)(x) | (((dmatag_t)(val)) << DMATAG_ADDR_SHIFT))

#define DMATAG_ADDR32_INVALID(x)        ((x) & 0xf) /* 16byte alignment */

/* 
 * DMA controller command 
 */
#define DMATAG_CMD_MASK                 0xffffffff
#define DMATAG_CMD_SHIFT                0
#define DMATAG_CMD(x)                                                   \
        ((uint32_t)((x) & DMATAG_CMD_MASK))

#define DMATAG_CMD_IRQ                  0x80000000

#define DMATAG_CMD_ID_MASK              0x7
#define DMATAG_CMD_ID_SHIFT             28
#define DMATAG_CMD_ID(x)                                                \
        (((x) >> DMATAG_CMD_ID_SHIFT) & DMATAG_CMD_ID_MASK)
#define DMATAG_CMD_ID_CLR(x)                                            \
        ((x) & ~(DMATAG_CMD_ID_MASK <<  DMATAG_CMD_ID_SHIFT))             
#define DMATAG_CMD_ID_SET(x, val)                                       \
        ((x) | (((val) << DMATAG_CMD_ID_SHIFT) &                        \
        (DMATAG_CMD_ID_MASK << DMATAG_CMD_ID_SHIFT)))
#define DMATAG_CMD_SCID_REFE            0
#define DMATAG_CMD_SCID_CNT             1
#define DMATAG_CMD_SCID_NEXT            2
#define DMATAG_CMD_SCID_REF             3
#define DMATAG_CMD_SCID_REFS            4 /* VIF1, GIF, SIF1 only */
#define DMATAG_CMD_SCID_CALL            5 /* VIF0, VIF1, GIF only */
#define DMATAG_CMD_SCID_RET             6 /* VIF0, VIF1, GIF only */
#define DMATAG_CMD_SCID_END             7

#define DMATAG_CMD_DCID_CNTS            0 /* SIF0, fromSPR only */
#define DMATAG_CMD_DCID_CNT             1
#define DMATAG_CMD_DCID_END             7

#define DMATAG_CMD_PCE_MASK             0x3
#define DMATAG_CMD_PCE_SHIFT            26
#define DMATAG_CMD_PCE(x)                                               \
        (((x) >> DMATAG_CMD_PCE_SHIFT) & DMATAG_CMD_PCE_MASK)
#define DMATAG_CMD_PCE_CLR(x)                                           \
        ((x) & ~(DMATAG_CMD_PCE_MASK << DMATAG_CMD_PCE_SHIFT))            
#define DMATAG_CMD_PCE_SET(x, val)                                      \
        ((x) | (((val) << DMATAG_CMD_PCE_SHIFT) &                       \
        (DMATAG_CMD_PCE_MASK << DMATAG_CMD_PCE_SHIFT)))
#define DMATAG_CMD_PCE_NONE             0
#define DMATAG_CMD_PCE_DISABLE          2
#define DMATAG_CMD_PCE_ENABLE           3

#define DMATAG_CMD_QWC_MASK             0xffff
#define DMATAG_CMD_QWC_SHIFT            0
#define DMATAG_CMD_QWC(x)                                               \
        (((x) >> DMATAG_CMD_QWC_SHIFT) & DMATAG_CMD_QWC_MASK)
#define DMATAG_CMD_QWC_CLR(x)                                           \
        ((x) & ~(DMATAG_CMD_QWC_MASK << DMATAG_CMD_QWC_SHIFT))            
#define DMATAG_CMD_QWC_SET(x, val)                                      \
        ((x) | (((val) << DMATAG_CMD_QWC_SHIFT) &                       \
        (DMATAG_CMD_QWC_MASK << DMATAG_CMD_QWC_SHIFT)))

#endif  /*  PS2_DMACREG_H  */
1	/* gxemul: $Id: ps2_dmacreg.h,v 1.4 2005/03/05 12:34:03 debug Exp $ */
2
3	#ifndef PS2_DMACREG_H
4	#define PS2_DMACREG_H
5
6	/* gxemul: MIPS_PHYS_TO_KSEG1 has been changed to PS2_PHYS_TO_KSEG1. */
7	#define PS2_PHYS_TO_KSEG1(x) (x - 0x10008000)
8
9	/* $NetBSD: dmacreg.h,v 1.1 2001/10/16 15:38:36 uch Exp $ */
10
11	/*-
12	* Copyright (c) 2001 The NetBSD Foundation, Inc.
13	* All rights reserved.
14	*
15	* This code is derived from software contributed to The NetBSD Foundation
16	* by UCHIYAMA Yasushi.
17	*
18	* Redistribution and use in source and binary forms, with or without
19	* modification, are permitted provided that the following conditions
20	* are met:
21	* 1. Redistributions of source code must retain the above copyright
22	* notice, this list of conditions and the following disclaimer.
23	* 2. Redistributions in binary form must reproduce the above copyright
24	* notice, this list of conditions and the following disclaimer in the
25	* documentation and/or other materials provided with the distribution.
26	* 3. All advertising materials mentioning features or use of this software
27	* must display the following acknowledgement:
28	* This product includes software developed by the NetBSD
29	* Foundation, Inc. and its contributors.
30	* 4. Neither the name of The NetBSD Foundation nor the names of its
31	* contributors may be used to endorse or promote products derived
32	* from this software without specific prior written permission.
33	*
34	* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
35	* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
36	* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
37	* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
38	* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
39	* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
40	* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
41	* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
42	* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
43	* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
44	* POSSIBILITY OF SUCH DAMAGE.
45	*/
46
47	typedef uint64_t dmatag_t;
48
49	#define DMAC_BLOCK_SIZE 16
50	#define DMAC_SLICE_SIZE 128
51	#define DMAC_TRANSFER_QWCMAX 0xffff
52
53	/* all register length are 32bit */
54	#define DMAC_REGBASE PS2_PHYS_TO_KSEG1(0x10008000)
55	#define DMAC_REGSIZE 0x00010000
56
57	/*
58	* DMAC common registers.
59	*/
60	#define D_CTRL_REG PS2_PHYS_TO_KSEG1(0x1000e000) /* DMA control */
61	#define D_STAT_REG PS2_PHYS_TO_KSEG1(0x1000e010) /* interrupt status */
62	#define D_PCR_REG PS2_PHYS_TO_KSEG1(0x1000e020) /* priority control */
63	#define D_SQWC_REG PS2_PHYS_TO_KSEG1(0x1000e030) /* interleave size */
64	#define D_RBOR_REG PS2_PHYS_TO_KSEG1(0x1000e040) /* ring buffer addr */
65	#define D_RBSR_REG PS2_PHYS_TO_KSEG1(0x1000e050) /* ring buffer size */
66	#define D_STADR_REG PS2_PHYS_TO_KSEG1(0x1000e060) /* stall address */
67	#define D_ENABLER_REG PS2_PHYS_TO_KSEG1(0x1000f520) /* DMA enable (r) */
68	#define D_ENABLEW_REG PS2_PHYS_TO_KSEG1(0x1000f590) /* DMA enable (w) */
69
70	/*
71	* Channel registers. (10ch)
72	*/
73	#define DMA_CH_VIF0 0 /* to (priority 0) */
74	#define DMA_CH_VIF1 1 /* both */
75	#define DMA_CH_GIF 2 /* to */
76	#define DMA_CH_FROMIPU 3
77	#define DMA_CH_TOIPU 4
78	#define DMA_CH_SIF0 5 /* from */
79	#define DMA_CH_SIF1 6 /* to */
80	#define DMA_CH_SIF2 7 /* both (priority 1) */
81	#define DMA_CH_FROMSPR 8 /* burst channel */
82	#define DMA_CH_TOSPR 9 /* burst channel */
83	#define DMA_CH_VALID(x) (((x) >= 0) && ((x) <= 9))
84
85	#define D_CHCR_OFS 0x00
86	#define D_MADR_OFS 0x10
87	#define D_QWC_OFS 0x20
88	#define D_TADR_OFS 0x30
89	#define D_ASR0_OFS 0x40
90	#define D_ASR1_OFS 0x50
91	#define D_SADR_OFS 0x80
92
93	#define D0_REGBASE PS2_PHYS_TO_KSEG1(0x10008000)
94	#define D1_REGBASE PS2_PHYS_TO_KSEG1(0x10009000)
95	#define D2_REGBASE PS2_PHYS_TO_KSEG1(0x1000a000)
96	#define D3_REGBASE PS2_PHYS_TO_KSEG1(0x1000b000)
97	#define D4_REGBASE PS2_PHYS_TO_KSEG1(0x1000b400)
98	#define D5_REGBASE PS2_PHYS_TO_KSEG1(0x1000c000)
99	#define D6_REGBASE PS2_PHYS_TO_KSEG1(0x1000c400)
100	#define D7_REGBASE PS2_PHYS_TO_KSEG1(0x1000c800)
101	#define D8_REGBASE PS2_PHYS_TO_KSEG1(0x1000d000)
102	#define D9_REGBASE PS2_PHYS_TO_KSEG1(0x1000d400)
103
104	#define D_CHCR_REG(base) (base)
105	#define D_MADR_REG(base) (base + D_MADR_OFS)
106	#define D_QWC_REG(base) (base + D_QWC_OFS)
107	#define D_TADR_REG(base) (base + D_TADR_OFS)
108	#define D_ASR0_REG(base) (base + D_ASR0_OFS)
109	#define D_ASR1_REG(base) (base + D_ASR1_OFS)
110	#define D_SADR_REG(base) (base + D_SADR_OFS)
111
112	#define D0_CHCR_REG PS2_PHYS_TO_KSEG1(0x10008000)
113	#define D0_MADR_REG PS2_PHYS_TO_KSEG1(0x10008010)
114	#define D0_QWC_REG PS2_PHYS_TO_KSEG1(0x10008020)
115	#define D0_TADR_REG PS2_PHYS_TO_KSEG1(0x10008030)
116	#define D0_ASR0_REG PS2_PHYS_TO_KSEG1(0x10008040)
117	#define D0_ASR1_REG PS2_PHYS_TO_KSEG1(0x10008050)
118
119	#define D1_CHCR_REG PS2_PHYS_TO_KSEG1(0x10009000)
120	#define D1_MADR_REG PS2_PHYS_TO_KSEG1(0x10009010)
121	#define D1_QWC_REG PS2_PHYS_TO_KSEG1(0x10009020)
122	#define D1_TADR_REG PS2_PHYS_TO_KSEG1(0x10009030)
123	#define D1_ASR0_REG PS2_PHYS_TO_KSEG1(0x10009040)
124	#define D1_ASR1_REG PS2_PHYS_TO_KSEG1(0x10009050)
125
126	#define D2_CHCR_REG PS2_PHYS_TO_KSEG1(0x1000a000)
127	#define D2_MADR_REG PS2_PHYS_TO_KSEG1(0x1000a010)
128	#define D2_QWC_REG PS2_PHYS_TO_KSEG1(0x1000a020)
129	#define D2_TADR_REG PS2_PHYS_TO_KSEG1(0x1000a030)
130	#define D2_ASR0_REG PS2_PHYS_TO_KSEG1(0x1000a040)
131	#define D2_ASR1_REG PS2_PHYS_TO_KSEG1(0x1000a050)
132
133	#define D3_CHCR_REG PS2_PHYS_TO_KSEG1(0x1000b000)
134	#define D3_MADR_REG PS2_PHYS_TO_KSEG1(0x1000b010)
135	#define D3_QWC_REG PS2_PHYS_TO_KSEG1(0x1000b020)
136
137	#define D4_CHCR_REG PS2_PHYS_TO_KSEG1(0x1000b400)
138	#define D4_MADR_REG PS2_PHYS_TO_KSEG1(0x1000b410)
139	#define D4_QWC_REG PS2_PHYS_TO_KSEG1(0x1000b420)
140	#define D4_TADR_REG PS2_PHYS_TO_KSEG1(0x1000b430)
141
142	#define D5_CHCR_REG PS2_PHYS_TO_KSEG1(0x1000c000)
143	#define D5_MADR_REG PS2_PHYS_TO_KSEG1(0x1000c010)
144	#define D5_QWC_REG PS2_PHYS_TO_KSEG1(0x1000c020)
145
146	#define D6_CHCR_REG PS2_PHYS_TO_KSEG1(0x1000c400)
147	#define D6_MADR_REG PS2_PHYS_TO_KSEG1(0x1000c410)
148	#define D6_QWC_REG PS2_PHYS_TO_KSEG1(0x1000c420)
149	#define D6_TADR_REG PS2_PHYS_TO_KSEG1(0x1000c430)
150
151	#define D7_CHCR_REG PS2_PHYS_TO_KSEG1(0x1000c800)
152	#define D7_MADR_REG PS2_PHYS_TO_KSEG1(0x1000c810)
153	#define D7_QWC_REG PS2_PHYS_TO_KSEG1(0x1000c820)
154
155	#define D8_CHCR_REG PS2_PHYS_TO_KSEG1(0x1000d000)
156	#define D8_MADR_REG PS2_PHYS_TO_KSEG1(0x1000d010)
157	#define D8_QWC_REG PS2_PHYS_TO_KSEG1(0x1000d020)
158	#define D8_SADR_REG PS2_PHYS_TO_KSEG1(0x1000d080)
159
160	#define D9_CHCR_REG PS2_PHYS_TO_KSEG1(0x1000d400)
161	#define D9_MADR_REG PS2_PHYS_TO_KSEG1(0x1000d410)
162	#define D9_QWC_REG PS2_PHYS_TO_KSEG1(0x1000d420)
163	#define D9_TADR_REG PS2_PHYS_TO_KSEG1(0x1000d430)
164	#define D9_SADR_REG PS2_PHYS_TO_KSEG1(0x1000d480)
165
166	/*
167	* DMA control
168	*/
169	#define D_CTRL_DMAE 0x00000001 /* all DMA enable/disable */
170	#define D_CTRL_RELE 0x00000002 /* Cycle stealing on/off */
171	/* Memory FIFO drain control */
172	#define D_CTRL_MFD_MASK 0x3
173	#define D_CTRL_MFD_SHIFT 2
174	#define D_CTRL_MFD(x) \
175	(((x) >> D_CTRL_MFD_SHIFT) & D_CTRL_MFD_MASK)
176	#define D_CTRL_MFD_CLR(x) \
177	((x) & ~(D_CTRL_MFD_MASK << D_CTRL_MFD_SHIFT))
178	#define D_CTRL_MFD_SET(x, val) \
179	((x) \| (((val) << D_CTRL_MFD_SHIFT) & \
180	(D_CTRL_MFD_MASK << D_CTRL_MFD_SHIFT)))
181	#define D_CTRL_MFD_DISABLE 0
182	#define D_CTRL_MFD_VIF1 2
183	#define D_CTRL_MFD_GIF 3
184
185	/* Stall control source channel */
186	#define D_CTRL_STS_MASK 0x3
187	#define D_CTRL_STS_SHIFT 4
188	#define D_CTRL_STS(x) \
189	(((x) >> D_CTRL_STS_SHIFT) & D_CTRL_STS_MASK)
190	#define D_CTRL_STS_CLR(x) \
191	((x) & ~(D_CTRL_STS_MASK << D_CTRL_STS_SHIFT))
192	#define D_CTRL_STS_SET(x, val) \
193	((x) \| (((val) << D_CTRL_STS_SHIFT) & \
194	(D_CTRL_STS_MASK << D_CTRL_STS_SHIFT)))
195	#define D_CTRL_STS_NONE 0
196	#define D_CTRL_STS_SIF0 1
197	#define D_CTRL_STS_FROMSPR 2
198	#define D_CTRL_STS_FROMIPU 3
199
200	/* Stall control drain channel */
201	#define D_CTRL_STD_MASK 0x3
202	#define D_CTRL_STD_SHIFT 6
203	#define D_CTRL_STD(x) \
204	(((x) >> D_CTRL_STD_SHIFT) & D_CTRL_STD_MASK)
205	#define D_CTRL_STD_CLR(x) \
206	((x) & ~(D_CTRL_STD_MASK << D_CTRL_STD_SHIFT))
207	#define D_CTRL_STD_SET(x, val) \
208	((x) \| (((val) << D_CTRL_STD_SHIFT) & \
209	(D_CTRL_STD_MASK << D_CTRL_STD_SHIFT)))
210	#define D_CTRL_STD_NONE 0
211	#define D_CTRL_STD_VIF1 1
212	#define D_CTRL_STD_GIF 2
213	#define D_CTRL_STD_SIF1 3
214
215	/*
216	* Release cycle
217	* for burst channel Cycle steanling on mode only.
218	*/
219	#define D_CTRL_RCYC_MASK 0x7
220	#define D_CTRL_RCYC_SHIFT 8
221	#define D_CTRL_RCYC(x) \
222	(((x) >> D_CTRL_RCYC_SHIFT) & D_CTRL_RCYC_MASK)
223	#define D_CTRL_RCYC_CLR(x) \
224	((x) & ~(D_CTRL_RCYC_MASK << D_CTRL_RCYC_SHIFT))
225	#define D_CTRL_RCYC_SET(x, val) \
226	((x) \| (((val) << D_CTRL_RCYC_SHIFT) & \
227	(D_CTRL_RCYC_MASK << D_CTRL_RCYC_SHIFT)))
228	#define D_CTRL_RCYC_CYCLE(x) (8 << (x))
229
230	/*
231	* Interrupt status register (write clear/invert)
232	* DMAC interrupt line connected to MIPS HwINT1
233	*/
234	/* MFIFO empty interrupt enable */
235	#define D_STAT_MEIM 0x40000000
236	/* DMA stall interrupt enable */
237	#define D_STAT_SIM 0x20000000
238	/* Channel interrupt enable */
239	#define D_STAT_CIM_MASK 0x3ff
240	#define D_STAT_CIM_SHIFT 16
241	#define D_STAT_CIM(x) (((x) >> D_STAT_CIM_SHIFT) & D_STAT_CIM_MASK)
242	#define D_STAT_CIM_BIT(x) ((1 << (x)) << D_STAT_CIM_SHIFT)
243	#define D_STAT_CIM9 0x02000000
244	#define D_STAT_CIM8 0x01000000
245	#define D_STAT_CIM7 0x00800000
246	#define D_STAT_CIM6 0x00400000
247	#define D_STAT_CIM5 0x00200000
248	#define D_STAT_CIM4 0x00100000
249	#define D_STAT_CIM3 0x00080000
250	#define D_STAT_CIM2 0x00040000
251	#define D_STAT_CIM1 0x00020000
252	#define D_STAT_CIM0 0x00010000
253	/* BUSERR interrupt status */
254	#define D_STAT_BEIS 0x00008000
255	/* MFIFO empty interrupt status */
256	#define D_STAT_MEIS 0x00004000
257	/* DMA stall interrupt status */
258	#define D_STAT_SIS 0x00002000
259	/* Channel interrupt status */
260	#define D_STAT_CIS_MASK 0x3ff
261	#define D_STAT_CIS_SHIFT 0
262	#define D_STAT_CIS_BIT(x) (1 << (x))
263	#define D_STAT_CIS9 0x00000200
264	#define D_STAT_CIS8 0x00000100
265	#define D_STAT_CIS7 0x00000080
266	#define D_STAT_CIS6 0x00000040
267	#define D_STAT_CIS5 0x00000020
268	#define D_STAT_CIS4 0x00000010
269	#define D_STAT_CIS3 0x00000008
270	#define D_STAT_CIS2 0x00000004
271	#define D_STAT_CIS1 0x00000002
272	#define D_STAT_CIS0 0x00000001
273
274	/*
275	* Priority control register.
276	*/
277	/* Priority control enable */
278	#define D_PCR_PCE 0x80000000
279	/* Channel DMA enable (packet priority control enable) */
280	#define D_PCR_CDE_MASK 0x3ff
281	#define D_PCR_CDE_SHIFT 16
282	#define D_PCR_CDE(x) \
283	(((x) >> D_PCR_CDE_SHIFT) & D_PCR_CDE_MASK)
284	#define D_PCR_CDE_CLR(x) \
285	((x) & ~(D_PCR_CDE_MASK << D_PCR_CDE_SHIFT))
286	#define D_PCR_CDE_SET(x, val) \
287	((x) \| (((val) << D_PCR_CDE_SHIFT) & \
288	(D_PCR_CDE_MASK << D_PCR_CDE_SHIFT)))
289	#define D_PCR_CDE9 0x02000000
290	#define D_PCR_CDE8 0x01000000
291	#define D_PCR_CDE7 0x00800000
292	#define D_PCR_CDE6 0x00400000
293	#define D_PCR_CDE5 0x00200000
294	#define D_PCR_CDE4 0x00100000
295	#define D_PCR_CDE3 0x00080000
296	#define D_PCR_CDE2 0x00040000
297	#define D_PCR_CDE1 0x00020000
298	#define D_PCR_CDE0 0x00010000
299	/* COP control (interrupt status connect to CPCOND[0] or not) */
300	#define D_PCR_CPC_MASK 0x3ff
301	#define D_PCR_CPC_SHIFT 0
302	#define D_PCR_CPC(x) ((x) & D_PCR_CPC_MASK)
303	#define D_PCR_CPC_CLR(x) ((x) & ~D_PCR_CPC_MASK)
304	#define D_PCR_CPC_SET(x, val) ((x) \| ((val) & D_PCR_CPC_MASK))
305	#define D_PCR_CPC_BIT(x) (1 << (x))
306	#define D_PCR_CPC9 0x00000200
307	#define D_PCR_CPC8 0x00000100
308	#define D_PCR_CPC7 0x00000080
309	#define D_PCR_CPC6 0x00000040
310	#define D_PCR_CPC5 0x00000020
311	#define D_PCR_CPC4 0x00000010
312	#define D_PCR_CPC3 0x00000008
313	#define D_PCR_CPC2 0x00000004
314	#define D_PCR_CPC1 0x00000002
315	#define D_PCR_CPC0 0x00000001
316
317	/*
318	* Interleave size register
319	*/
320	/* Transfer quadword counter */
321	#define D_SQWC_TQWC_MASK 0xff
322	#define D_SQWC_TQWC_SHIFT 16
323	#define D_SQWC_TQWC(x) \
324	(((x) >> D_SQWC_TQWC_SHIFT) & D_SQWC_TQWC_MASK)
325	#define D_SQWC_TQWC_CLR(x) \
326	((x) & ~(D_SQWC_TQWC_MASK << D_SQWC_TQWC_SHIFT))
327	#define D_SQWC_TQWC_SET(x, val) \
328	((x) \| (((val) << D_SQWC_TQWC_SHIFT) & \
329	(D_SQWC_TQWC_MASK << D_SQWC_TQWC_SHIFT)))
330	/* Skip quadword counter */
331	#define D_SQWC_SQWC_MASK 0xff
332	#define D_SQWC_SQWC_SHIFT 0
333	#define D_SQWC_SQWC(x) \
334	(((x) >> D_SQWC_SQWC_SHIFT) & D_SQWC_SQWC_MASK)
335	#define D_SQWC_SQWC_CLR(x) \
336	((x) & ~(D_SQWC_SQWC_MASK << D_SQWC_SQWC_SHIFT))
337	#define D_SQWC_SQWC_SET(x, val) \
338	((x) \| (((val) << D_SQWC_SQWC_SHIFT) & \
339	(D_SQWC_SQWC_MASK << D_SQWC_SQWC_SHIFT)))
340
341	/*
342	* Ring buffer address register
343	* 16byte alignment address [30:4]
344	*/
345
346	/*
347	* Ring buffer size register
348	* must be 2 ** n qword. [30:4]
349	*/
350
351	/*
352	* Stall address register
353	* [30:0] (qword alignment)
354	*/
355
356	/*
357	* DMA suspend register
358	*/
359	#define D_ENABLE_SUSPEND 0x00010000
360
361
362	/*
363	* Channel specific register.
364	*/
365
366	/* CHANNEL CONTROL REGISTER */
367	/* upper 16bit of DMA tag last read. */
368	#define D_CHCR_TAG_MASK 0xff
369	#define D_CHCR_TAG_SHIFT 16
370	#define D_CHCR_TAG(x) \
371	(((x) >> D_CHCR_TAG_SHIFT) & D_CHCR_TAG_MASK)
372	#define D_CHCR_TAG_CLR(x) \
373	((x) & ~(D_CHCR_TAG_MASK << D_CHCR_TAG_SHIFT))
374	#define D_CHCR_TAG_SET(x, val) \
375	((x) \| (((val) << D_CHCR_TAG_SHIFT) & \
376	(D_CHCR_TAG_MASK << D_CHCR_TAG_SHIFT)))
377	/* DMA start */
378	#define D_CHCR_STR 0x00000100
379	/* Tag interrupt enable (IRQ bit of DMAtag) */
380	#define D_CHCR_TIE 0x00000080
381	/* Tag transfer enable (Source chain mode only) */
382	#define D_CHCR_TTE 0x00000040
383	/* Address stack pointer */
384	#define D_CHCR_ASP_MASK 0x3
385	#define D_CHCR_ASP_SHIFT 4
386	#define D_CHCR_ASP(x) \
387	(((x) >> D_CHCR_ASP_SHIFT) & D_CHCR_ASP_MASK)
388	#define D_CHCR_ASP_CLR(x) \
389	((x) & ~(D_CHCR_ASP_MASK << D_CHCR_ASP_SHIFT))
390	#define D_CHCR_ASP_SET(x, val) \
391	((x) \| (((val) << D_CHCR_ASP_SHIFT) & \
392	(D_CHCR_ASP_MASK << D_CHCR_ASP_SHIFT)))
393	#define D_CHCR_ASP_PUSHED_NONE 0
394	#define D_CHCR_ASP_PUSHED_1 1
395	#define D_CHCR_ASP_PUSHED_2 2
396	/* Logical transfer mode */
397	#define D_CHCR_MOD_MASK 0x3
398	#define D_CHCR_MOD_SHIFT 2
399	#define D_CHCR_MOD(x) \
400	(((x) >> D_CHCR_MOD_SHIFT) & D_CHCR_MOD_MASK)
401	#define D_CHCR_MOD_CLR(x) \
402	((x) & ~(D_CHCR_MOD_MASK << D_CHCR_MOD_SHIFT))
403	#define D_CHCR_MOD_SET(x, val) \
404	((x) \| (((val) << D_CHCR_MOD_SHIFT) & \
405	(D_CHCR_MOD_MASK << D_CHCR_MOD_SHIFT)))
406	#define D_CHCR_MOD_NORMAL 0
407	#define D_CHCR_MOD_CHAIN 1
408	#define D_CHCR_MOD_INTERLEAVE 2
409	/*
410	* DMA transfer direction (1 ... from Memory, 0 ... to Memory)
411	* (VIF1, SIF2 only. i.e. `both'-direction channel requires this)
412	*/
413	#define D_CHCR_DIR 0x00000001
414
415	/*
416	* TRANSFER ADDRESS REGISTER (D-RAM address)
417	* 16 byte alignment. In FROMSPR, TOSPR channel, D_MADR_SPR always 0
418	*/
419	#define D_MADR_SPR 0x80000000
420
421	/*
422	* TAG ADDRESS REGISTER (next tag address)
423	* 16 byte alignment.
424	*/
425	#define D_TADR_SPR 0x80000000
426
427	/*
428	* TAG ADDRESS STACK REGISTER (2 stage)
429	* 16 byte alignment.
430	*/
431	#define D_ASR_SPR 0x80000000
432
433	/*
434	* SPR TRANSFER ADDRESS REGISTER (SPR address)
435	* 16 byte alignment. FROMSPR, TOSPR only.
436	*/
437	#define D_SADR_MASK 0x3fff
438	#define D_SADR_SHIFT 0
439	#define D_SADR(x) \
440	((uint32_t)(x) & D_SADR_MASK)
441	/*
442	* TRANSFER SIZE REGISTER
443	* min 16 byte to max 1 Mbyte.
444	*/
445	#define D_QWC_MASK 0xffff
446	#define D_QWC_SHIFT 0
447	#define D_QWC(x) (((x) >> D_QWC_SHIFT) & D_QWC_MASK)
448	#define D_QWC_CLR(x) ((x) & ~(D_QWC_MASK << D_QWC_SHIFT))
449	#define D_QWC_SET(x, val) \
450	((x) \| (((val) << D_QWC_SHIFT) & D_QWC_MASK << D_QWC_SHIFT))
451
452	/*
453	* Source/Destination Chain Tag definition.
454	* SC ... VIF0, VIF1, GIF, toIPU, SIF1, toSPR
455	* DC ... SIF0, fromSPR
456	*/
457	/*
458	* DMA address
459	* At least, 16byte align.
460	* but 64byte align is recommended. because EE D-cash line size is 64byte.
461	* To gain maximum DMA speed, use 128 byte align.
462	*/
463	#define DMATAG_ADDR_MASK 0xffffffff
464	#define DMATAG_ADDR_SHIFT 32
465	#define DMATAG_ADDR(x) \
466	((uint32_t)(((x) >> DMATAG_ADDR_SHIFT) & DMATAG_ADDR_MASK))
467	#define DMATAG_ADDR_SET(x, val) \
468	((dmatag_t)(x) \| (((dmatag_t)(val)) << DMATAG_ADDR_SHIFT))
469
470	#define DMATAG_ADDR32_INVALID(x) ((x) & 0xf) /* 16byte alignment */
471
472	/*
473	* DMA controller command
474	*/
475	#define DMATAG_CMD_MASK 0xffffffff
476	#define DMATAG_CMD_SHIFT 0
477	#define DMATAG_CMD(x) \
478	((uint32_t)((x) & DMATAG_CMD_MASK))
479
480	#define DMATAG_CMD_IRQ 0x80000000
481
482	#define DMATAG_CMD_ID_MASK 0x7
483	#define DMATAG_CMD_ID_SHIFT 28
484	#define DMATAG_CMD_ID(x) \
485	(((x) >> DMATAG_CMD_ID_SHIFT) & DMATAG_CMD_ID_MASK)
486	#define DMATAG_CMD_ID_CLR(x) \
487	((x) & ~(DMATAG_CMD_ID_MASK << DMATAG_CMD_ID_SHIFT))
488	#define DMATAG_CMD_ID_SET(x, val) \
489	((x) \| (((val) << DMATAG_CMD_ID_SHIFT) & \
490	(DMATAG_CMD_ID_MASK << DMATAG_CMD_ID_SHIFT)))
491	#define DMATAG_CMD_SCID_REFE 0
492	#define DMATAG_CMD_SCID_CNT 1
493	#define DMATAG_CMD_SCID_NEXT 2
494	#define DMATAG_CMD_SCID_REF 3
495	#define DMATAG_CMD_SCID_REFS 4 /* VIF1, GIF, SIF1 only */
496	#define DMATAG_CMD_SCID_CALL 5 /* VIF0, VIF1, GIF only */
497	#define DMATAG_CMD_SCID_RET 6 /* VIF0, VIF1, GIF only */
498	#define DMATAG_CMD_SCID_END 7
499
500	#define DMATAG_CMD_DCID_CNTS 0 /* SIF0, fromSPR only */
501	#define DMATAG_CMD_DCID_CNT 1
502	#define DMATAG_CMD_DCID_END 7
503
504	#define DMATAG_CMD_PCE_MASK 0x3
505	#define DMATAG_CMD_PCE_SHIFT 26
506	#define DMATAG_CMD_PCE(x) \
507	(((x) >> DMATAG_CMD_PCE_SHIFT) & DMATAG_CMD_PCE_MASK)
508	#define DMATAG_CMD_PCE_CLR(x) \
509	((x) & ~(DMATAG_CMD_PCE_MASK << DMATAG_CMD_PCE_SHIFT))
510	#define DMATAG_CMD_PCE_SET(x, val) \
511	((x) \| (((val) << DMATAG_CMD_PCE_SHIFT) & \
512	(DMATAG_CMD_PCE_MASK << DMATAG_CMD_PCE_SHIFT)))
513	#define DMATAG_CMD_PCE_NONE 0
514	#define DMATAG_CMD_PCE_DISABLE 2
515	#define DMATAG_CMD_PCE_ENABLE 3
516
517	#define DMATAG_CMD_QWC_MASK 0xffff
518	#define DMATAG_CMD_QWC_SHIFT 0
519	#define DMATAG_CMD_QWC(x) \
520	(((x) >> DMATAG_CMD_QWC_SHIFT) & DMATAG_CMD_QWC_MASK)
521	#define DMATAG_CMD_QWC_CLR(x) \
522	((x) & ~(DMATAG_CMD_QWC_MASK << DMATAG_CMD_QWC_SHIFT))
523	#define DMATAG_CMD_QWC_SET(x, val) \
524	((x) \| (((val) << DMATAG_CMD_QWC_SHIFT) & \
525	(DMATAG_CMD_QWC_MASK << DMATAG_CMD_QWC_SHIFT)))
526
527	#endif /* PS2_DMACREG_H */