/* $OpenBSD: vme.h,v 1.12 2005/11/24 22:43:16 miod Exp $ */
/*
* Copyright (c) 1995 Theo de Raadt
* All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
struct vmesoftc {
struct device sc_dev;
vaddr_t sc_vaddr;
struct intrhand sc_abih; /* `abort' switch */
};
struct vmessoftc {
struct device sc_dev;
struct vmesoftc *sc_vme;
};
struct vmelsoftc {
struct device sc_dev;
struct vmesoftc *sc_vme;
};
/*
* MVME147 vme configuration registers.
*/
struct vme1reg {
/*01*/ volatile u_short vme1_scon;
#define VME1_SCON_SWITCH 0x01 /* SCON jumper is set */
#define VME1_SCON_SRESET 0x02 /* assert SRESET on bus */
#define VME1_SCON_SYSFAIL 0x04 /* assert SYSFAIL on bus */
#define VME1_SCON_ROBIN 0x08 /* round robin bus requests */
/*03*/ volatile u_short vme1_reqconf;
#define VME1_REQ_IPLMASK 0x03 /* interrupt level for requester */
#define VME1_REQ_RNEVER 0x08
#define VME1_REQ_RWD 0x10
#define VME1_REQ_DHB 0x40
#define VME1_REQ_DWB 0x80
/*05*/ volatile u_short vme1_masconf;
#define VME1_MAS_D16 0x01 /* force d8/16 accesses only */
#define VME1_MAS_MASA24 0x02 /* send address mod for A24 access */
#define VME1_MAS_MASA16 0x04 /* send address mod for A16 access */
#define VME1_MAS_MASUAT 0x08 /* handle unaligned VME cycles */
#define VME1_MAS_CFILL 0x10 /* DO NOT USE */
#define VME1_MAS_MASWP 0x20 /* VME fast mode (DO NOT USE) */
/*07*/ volatile u_short vme1_slconf;
#define VME1_SLAVE_SLVD16 0x01 /* DO NOT USE */
#define VME1_SLAVE_SLVWP 0x20 /* DO NOT USE */
#define VME1_SLAVE_SLVEN 0x80 /* allow access to onboard DRAM */
/*09*/ volatile u_short vme1_timerconf;
#define VME1_TIMER_LOCAL_MASK 0x03
#define VME1_TIMER_LOCAL_T0 0x00 /* local timeout 102 microsec */
#define VME1_TIMER_LOCAL_T1 0x01 /* local timeout 205 microsec */
#define VME1_TIMER_LOCAL_T2 0x02 /* local timeout 410 microsec */
#define VME1_TIMER_LOCAL_T3 0x03 /* local timeout disabled */
#define VME1_TIMER_VMEACC_MASK 0x0c
#define VME1_TIMER_VMEACC_T0 0x00 /* VME access timeout 102 microsec */
#define VME1_TIMER_VMEACC_T1 0x04 /* VME access timeout 1.6 millisec */
#define VME1_TIMER_VMEACC_T2 0x08 /* VME access timeout 51 millisec */
#define VME1_TIMER_VMEACC_T3 0x0c /* VME access timeout disabled */
#define VME1_TIMER_VMEGLO_MASK 0x30
#define VME1_TIMER_VMEGLO_T0 0x00 /* VME glob timeout 102 microsec */
#define VME1_TIMER_VMEGLO_T1 0x10 /* VME glob timeout 205 microsec */
#define VME1_TIMER_VMEGLO_T2 0x20 /* VME glob timeout 410 microsec */
#define VME1_TIMER_VMEGLO_T3 0x30 /* VME glob timeout disabled */
#define VME1_TIMER_ARBTO 0x40 /* enable VME arbitration timer */
/*0b*/ volatile u_short vme1_sladdrmod;
#define VME1_SLMOD_DATA 0x01
#define VME1_SLMOD_PRGRM 0x02
#define VME1_SLMOD_BLOCK 0x04
#define VME1_SLMOD_SHORT 0x08
#define VME1_SLMOD_STND 0x10
#define VME1_SLMOD_EXTED 0x20
#define VME1_SLMOD_USER 0x40
#define VME1_SLMOD_SUPER 0x80
/*0d*/ volatile u_short vme1_msaddrmod;
#define VME1_MSMOD_AM_MASK 0x3f
#define VME1_MSMOD_AMSEL 0x80
/*0f*/ volatile u_short vme1_irqen;
#define VME1_IRQ_VME(x) (1 << (x))
/*11*/ volatile u_short vme1_uirqen;
/*13*/ volatile u_short vme1_uirq;
/*15*/ volatile u_short vme1_irq;
/*17*/ volatile u_short vme1_vmeid;
/*19*/ volatile u_short vme1_buserr;
/*1b*/ volatile u_short vme1_gcsr;
#define VME1_GCSR_OFF 0x0f
/*1d*/ u_short :16;
/*1f*/ u_short :16;
/*21*/ volatile u_short vme1_gcsr_gr0;
/*23*/ volatile u_short vme1_gcsr_gr1;
/*25*/ volatile u_short vme1_gcsr_boardid;
/*27*/ volatile u_short vme1_gcsr_gpr0;
/*29*/ volatile u_short vme1_gcsr_gpr1;
/*2b*/ volatile u_short vme1_gcsr_gpr2;
/*2d*/ volatile u_short vme1_gcsr_gpr3;
/*2f*/ volatile u_short vme1_gcsr_gpr4;
};
/*
* Basic VME memory layout for the MVME147 follows:
* - A32D32 accesses occur at memsize-0xefffffff. This makes it
* impossible to do A32D32 accesses before the end of your onboard
* memory. If you want to do low address A24D32 accesses, and you
* have 16M or more onboard memory you'll find you cannot.
* - A32D16 accesses can occur at 0xf0000000-0xff7fffff.
* - A16D16 accesses can occur at 0xffff0000-0xffffffff.
*/
#define VME1_A32D32BASE 0x00000000UL
#define VME1_A32D32LEN 0xf0000000UL
#define VME1_A32D16BASE 0xf0000000UL
#define VME1_A32D16LEN 0x0f800000UL
#define VME1_A16D16BASE 0xffff0000UL
#define VME1_A16D16LEN 0x00010000UL
#define VME1_A16BASE 0xffff0000UL
/*
* XXX: this chip has some rather insane access rules!
*/
struct vme2reg {
/*00*/ volatile u_long vme2_slaveaddr1;
/*04*/ volatile u_long vme2_slaveaddr2;
#define VME2_SADDR_END 0xffff0000 /* VME address END & START */
#define VME2_SADDR_START 0x0000ffff
/*08*/ volatile u_long vme2_slavelmod1;
/*0c*/ volatile u_long vme2_slavelmod2;
#define VME2_SADDR_LADDR 0xffff0000 /* local base address */
#define VME2_SADDR_SIZE(mem) (0x1000 - (mem) >> 16) /* encoding of size */
/*10*/ volatile u_long vme2_slavectl;
#define VME2_SLAVE_CHOOSE(bits, num) ((bits) << (16*((num)-1)))
#define VME2_SLAVECTL_WP 0x00000100 /* write posting */
#define VME2_SLAVECTL_SNP_NO 0x00000000 /* no snooping */
#define VME2_SLAVECTL_SNP_SINK 0x00000200 /* sink data */
#define VME2_SLAVECTL_SNP_INVAL 0x00000400 /* invalidate */
#define VME2_SLAVECTL_ADDER 0x00000800 /* use adder */
#define VME2_SLAVECTL_SUP 0x00000080 /* modifier bit */
#define VME2_SLAVECTL_USR 0x00000040 /* modifier bit */
#define VME2_SLAVECTL_A32 0x00000020 /* modifier bit */
#define VME2_SLAVECTL_A24 0x00000010 /* modifier bit */
#define VME2_SLAVECTL_D64 0x00000008 /* modifier bit */
#define VME2_SLAVECTL_BLK 0x00000004 /* modifier bit */
#define VME2_SLAVECTL_PGM 0x00000002 /* modifier bit */
#define VME2_SLAVECTL_DAT 0x00000001 /* modifier bit */
/*14*/ volatile u_long vme2_master1;
/*18*/ volatile u_long vme2_master2;
/*1c*/ volatile u_long vme2_master3;
/*20*/ volatile u_long vme2_master4;
/*24*/ volatile u_long vme2_master4mod;
/*28*/ volatile u_long vme2_masterctl;
#define VME2_MASTERCTL_4SHIFT 24
#define VME2_MASTERCTL_3SHIFT 16
#define VME2_MASTERCTL_2SHIFT 8
#define VME2_MASTERCTL_1SHIFT 0
#define VME2_MASTERCTL_D16 0x80
#define VME2_MASTERCTL_WP 0x40
#define VME2_MASTERCTL_AM 0x3f
#define VME2_MASTERCTL_AM24SB 0x3f /* A24 Supervisory Block Transfer */
#define VME2_MASTERCTL_AM24SP 0x3e /* A24 Supervisory Program Access */
#define VME2_MASTERCTL_AM24SD 0x3d /* A24 Supervisory Data Access */
#define VME2_MASTERCTL_AM24UB 0x3b /* A24 Non-priv. Block Transfer */
#define VME2_MASTERCTL_AM24UP 0x3a /* A24 Non-priv. Program Access */
#define VME2_MASTERCTL_AM24UD 0x39 /* A24 Non-priv. Data Access */
#define VME2_MASTERCTL_AM16S 0x2d /* A16 Supervisory Access */
#define VME2_MASTERCTL_AM16U 0x29 /* A16 Non-priv. Access */
#define VME2_MASTERCTL_AM32SB 0x0f /* A32 Supervisory Block Transfer */
#define VME2_MASTERCTL_AM32SP 0x0e /* A32 Supervisory Program Access */
#define VME2_MASTERCTL_AM32SD 0x0d /* A32 Supervisory Data Access */
#define VME2_MASTERCTL_AM32UB 0x0b /* A32 Non-priv. Block Transfer */
#define VME2_MASTERCTL_AM32UP 0x0a /* A32 Non-priv. Program Access */
#define VME2_MASTERCTL_AM32UD 0x09 /* A32 Non-priv Data Access */
#define VME2_MASTERCTL_ALL 0xff
/*2c*/ volatile u_long vme2_gcsrctl;
#define VME2_GCSRCTL_OFF 0xf0000000
#define VME2_GCSRCTL_MDEN4 0x00080000
#define VME2_GCSRCTL_MDEN3 0x00040000
#define VME2_GCSRCTL_MDEN2 0x00020000
#define VME2_GCSRCTL_MDEN1 0x00010000
#define VME2_GCSRCTL_I2EN 0x00008000 /* F decode (A24D16/A32D16) on */
#define VME2_GCSRCTL_I2WP 0x00004000 /* F decode write post */
#define VME2_GCSRCTL_I2SU 0x00002000 /* F decode is supervisor */
#define VME2_GCSRCTL_I2PD 0x00001000 /* F decode is program */
#define VME2_GCSRCTL_I1EN 0x00000800 /* short decode (A16Dx) on */
#define VME2_GCSRCTL_I1D16 0x00000400 /* short decode is D16 */
#define VME2_GCSRCTL_I1WP 0x00000200 /* short decode write post */
#define VME2_GCSRCTL_I1SU 0x00000100 /* short decode is supervisor */
#define VME2_GCSRCTL_ROMSIZE 0x000000c0 /* size of ROM */
#define VME2_GCSRCTL_ROMBSPD 0x00000038 /* speed of ROM */
#define VME2_GCSRCTL_ROMASPD 0x00000007 /* speed of ROM */
/*30*/ volatile u_long vme2_dmactl;
/*34*/ volatile u_long vme2_dmamode;
/*38*/ volatile u_long vme2_dmaladdr;
/*3c*/ volatile u_long vme2_dmavmeaddr;
/*40*/ volatile u_long vme2_dmacount;
/*44*/ volatile u_long vme2_dmatable;
/*48*/ volatile u_long vme2_dmastat;
/*4c*/ volatile u_long vme2_vmejunk;
/*50*/ volatile u_long vme2_t1cmp;
/*54*/ volatile u_long vme2_t1count;
/*58*/ volatile u_long vme2_t2cmp;
/*5c*/ volatile u_long vme2_t2count;
/*60*/ volatile u_long vme2_tctl;
#define VME2_TCTL_CEN 0x01
#define VME2_TCTL_COC 0x02
#define VME2_TCTL_COVF 0x04
#define VME2_TCTL_OVF 0xf0
#define VME2_TCTL_SCON 0x40000000 /* we are SCON */
#define VME2_TCTL_SYSFAIL 0x20000000 /* light SYSFAIL led */
#define VME2_TCTL_SRST 0x00800000 /* system reset */
/*64*/ volatile u_long vme2_prescale;
/*68*/ volatile u_long vme2_irqstat;
/*6c*/ volatile u_long vme2_irqen;
/*70*/ volatile u_long vme2_setsoftirq; /* VME2_IRQ_SWx only */
/*74*/ volatile u_long vme2_irqclr; /* except VME2_IRQ_VMEx */
#define VME2_IRQ_ACF 0x80000000
#define VME2_IRQ_AB 0x40000000
#define VME2_IRQ_SYSF 0x20000000
#define VME2_IRQ_MWP 0x10000000
#define VME2_IRQ_PE 0x08000000
#define VME2_IRQ_V1IE 0x04000000
#define VME2_IRQ_TIC2 0x02000000
#define VME2_IRQ_TIC1 0x01000000
#define VME2_IRQ_VIA 0x00800000
#define VME2_IRQ_DMA 0x00400000
#define VME2_IRQ_SIG3 0x00200000
#define VME2_IRQ_SIG2 0x00100000
#define VME2_IRQ_SIG1 0x00080000
#define VME2_IRQ_SIG0 0x00040000
#define VME2_IRQ_LM1 0x00020000
#define VME2_IRQ_LM0 0x00010000
#define VME2_IRQ_SW7 0x00008000
#define VME2_IRQ_SW6 0x00004000
#define VME2_IRQ_SW5 0x00002000
#define VME2_IRQ_SW4 0x00001000
#define VME2_IRQ_SW3 0x00000800
#define VME2_IRQ_SW2 0x00000400
#define VME2_IRQ_SW1 0x00000200
#define VME2_IRQ_SW0 0x00000100
#define VME2_IRQ_SPARE 0x00000080
#define VME2_IRQ_VME7 0x00000040
#define VME2_IRQ_VME6 0x00000020
#define VME2_IRQ_VME5 0x00000010
#define VME2_IRQ_VME4 0x00000008
#define VME2_IRQ_VME3 0x00000004
#define VME2_IRQ_VME2 0x00000002
#define VME2_IRQ_VME1 0x00000001
#define VME2_IRQ_VME(x) (1 << ((x) - 1))
/*78*/ volatile u_long vme2_irql1;
#define VME2_IRQL1_ACFSHIFT 28
#define VME2_IRQL1_ABSHIFT 24
#define VME2_IRQL1_SYSFSHIFT 20
#define VME2_IRQL1_WPESHIFT 16
#define VME2_IRQL1_PESHIFT 12
#define VME2_IRQL1_V1IESHIFT 8
#define VME2_IRQL1_TIC2SHIFT 4
#define VME2_IRQL1_TIC1SHIFT 0
/*7c*/ volatile u_long vme2_irql2;
#define VME2_IRQL2_VIASHIFT 28
#define VME2_IRQL2_DMASHIFT 24
#define VME2_IRQL2_SIG3SHIFT 20
#define VME2_IRQL2_SIG2SHIFT 16
#define VME2_IRQL2_SIG1SHIFT 12
#define VME2_IRQL2_SIG0SHIFT 8
#define VME2_IRQL2_LM1SHIFT 4
#define VME2_IRQL2_LM0SHIFT 0
/*80*/ volatile u_long vme2_irql3;
#define VME2_IRQL3_SW7SHIFT 28
#define VME2_IRQL3_SW6SHIFT 24
#define VME2_IRQL3_SW5SHIFT 20
#define VME2_IRQL3_SW4SHIFT 16
#define VME2_IRQL3_SW3SHIFT 12
#define VME2_IRQL3_SW2SHIFT 8
#define VME2_IRQL3_SW1SHIFT 4
#define VME2_IRQL3_SW0SHIFT 0
/*84*/ volatile u_long vme2_irql4;
#define VME2_IRQL4_SPARESHIFT 28
#define VME2_IRQL4_VME7SHIFT 24
#define VME2_IRQL4_VME6SHIFT 20
#define VME2_IRQL4_VME5SHIFT 16
#define VME2_IRQL4_VME4SHIFT 12
#define VME2_IRQL4_VME3SHIFT 8
#define VME2_IRQL4_VME2SHIFT 4
#define VME2_IRQL4_VME1SHIFT 0
/*88*/ volatile u_long vme2_vbr;
#define VME2_VBR_0SHIFT 28
#define VME2_VBR_1SHIFT 24
#define VME2_VBR_GPOXXXX 0x00ffffff
/*8c*/ volatile u_long vme2_misc;
#define VME2_MISC_MPIRQEN 0x00000080 /* do not set */
#define VME2_MISC_REVEROM 0x00000040 /* 167: dis eprom. 166: en flash */
#define VME2_MISC_DISSRAM 0x00000020 /* do not set */
#define VME2_MISC_DISMST 0x00000010
#define VME2_MISC_NOELBBSY 0x00000008 /* do not set */
#define VME2_MISC_DISBSYT 0x00000004 /* do not set */
#define VME2_MISC_ENINT 0x00000002 /* do not set */
#define VME2_MISC_DISBGN 0x00000001 /* do not set */
};
#define VME2_A16D32BASE 0xffff0000UL
#define VME2_A16D32LEN 0x00010000UL
#define VME2_A32D16BASE 0xf1000000UL
#define VME2_A32D16LEN 0x01000000UL
#define VME2_A16D16BASE 0xffff0000UL
#define VME2_A16D16LEN 0x00010000UL
#define VME2_A24D16BASE 0xf0000000UL
#define VME2_A24D16LEN 0x01000000UL
#define VME2_A16BASE 0xffff0000UL
#define VME2_A24BASE 0xff000000UL
paddr_t vmepmap(struct vmesoftc *sc, paddr_t vmeaddr, int len, int bustype);
vaddr_t vmemap(struct vmesoftc *sc, paddr_t vmeaddr, int len, int bustype);
int vmerw(struct vmesoftc *sc, struct uio *uio, int flags, int bus);
int vmeintr_establish(int, struct intrhand *, const char *);
int vmescan(struct device *, void *, void *, int);
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