xref: /src/sys/dev/pci/pccbbreg.h

/*	$NetBSD: pccbbreg.h,v 1.17 2023/05/06 22:17:28 andvar Exp $	*/

/*
 * Copyright (c) 1999 HAYAKAWA Koichi.  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.
 */

#ifndef _DEV_PCI_PCCBBREG_H_
#define	_DEV_PCI_PCCBBREG_H_




#define PCI_SOCKBASE 0x10	/* Socket Base Address Register */
#define PCI_CBB_SECSTATUS 0x14	/* secondary status (starts at 0x16) */
#define PCI_BUSNUM   0x18	/* latency timer, Subordinate bus number */
#define PCI_LEGACY 0x44		/* legacy IO register address (32 bits) */
#define	PCI_SYSCTRL 0x80	/* System control */
#define PCI_CBCTRL 0x90		/* Retry status, Card ctrl, Device ctrl */

#define PCI_CLASS_INTERFACE_MASK  0xffffff00
#define PCI_CLASS_INTERFACE_YENTA 0x06070000

#define CBB_SECSTATUS_CBMABORT	0x20000000

#define CB_SOCKET_EVENT 0x00	/* offset of cardbus socket event reg */
#define CB_SOCKET_MASK  0x04	/* offset of cardbus socket mask register */
#define CB_SOCKET_STAT  0x08	/* offset of cardbus socket present-state */
#define CB_SOCKET_FORCE 0x0c	/* offset of cardbus socket force event */
#define CB_SOCKET_CTRL  0x10	/* offset of cardbus socket control reg */

#define PCCBB_SOCKEVENT_BITS "\020\001CSTS\002CD1\003CD2\004PWR"
#define PCCBB_SOCKSTATE_BITS "\020\001CSTS\002CD1\003CD3\004PWR" \
          "\00516BIT\006CB\007CINT\010NOTA\011DLOST\012BADVCC" \
          "\0135v\0143v\015Xv\016Yv\0355vS\0363vS\037XvS\040YvS"

/* CardBus latency timer, Subordinate bus no, CardBus bus no and PCI bus no */
#define PCI_CB_LSCP_REG  0x18
/* CardBus memory and io windows */
#define PCI_CB_MEMBASE0  0x1c
#define PCI_CB_MEMLIMIT0 0x20
#define PCI_CB_MEMBASE1  0x24
#define PCI_CB_MEMLIMIT1 0x28
#define PCI_CB_IOBASE0   0x2c
#define PCI_CB_IOLIMIT0  0x30
#define PCI_CB_IOBASE1   0x34
#define PCI_CB_IOLIMIT1  0x38

/* PCI_CB_LSCP_REG */
#define PCI_CB_LATENCY_SHIFT 24
#define PCI_CB_LATENCY_MASK  0xffU
#define PCI_CB_LATENCY(x) (((x) >> PCI_CB_LATENCY_SHIFT) & PCI_CB_LATENCY_MASK)



/* PCI_BCR_INTR bits for generic PCI-CardBus bridge */
#define CB_BCR_RESET_ENABLE     0x00400000
#define CB_BCR_INTR_IREQ_ENABLE 0x00800000
#define CB_BCR_PREFETCH_MEMWIN0 0x01000000
#define CB_BCR_PREFETCH_MEMWIN1 0x02000000
#define CB_BCR_WRITE_POST_ENABLE 0x04000000

/* TI [14][245]xx */
#define PCI12XX_MMCTRL			0x84

/* TI 12xx/14xx/15xx (except 1250, 1251, 1251B/1450) */
#define PCI12XX_MFUNC			0x8c
#define PCI12XX_MFUNC_PIN0		0x0000000f
#define PCI12XX_MFUNC_PIN0_INTA		0x02
#define PCI12XX_MFUNC_PIN1		0x000000f0
#define PCI12XX_MFUNC_PIN1_INTB		0x20
#define PCI12XX_MFUNC_PIN2		0x00000f00
#define PCI12XX_MFUNC_PIN3		0x0000f000
#define PCI12XX_MFUNC_PIN4		0x000f0000
#define PCI12XX_MFUNC_PIN5		0x00f00000
#define PCI12XX_MFUNC_PIN6		0x0f000000

/*  PCI_CBCTRL bits for TI PCI113X */
#define PCI113X_CBCTRL_INT_SERIAL 0x040000
#define PCI113X_CBCTRL_INT_ISA    0x020000
#define PCI113X_CBCTRL_INT_MASK   0x060000
#define PCI113X_CBCTRL_RIENB 0x8000 /* Ring indicate output enable */
#define PCI113X_CBCTRL_ZVENAB 0x4000 /* ZV mode enable */
#define PCI113X_CBCTRL_PCI_IRQ_ENA 0x2000 /* PCI intr enable (funct and CSC) */
#define PCI113X_CBCTRL_PCI_INTR 0x1000 /* PCI functional intr req */
#define PCI113X_CBCTRL_PCI_CSC 0x0800 /* CSC intr route to PCI */
#define PCI113X_CBCTRL_PCI_CSC_D 0x0400 /* unknown */
#define PCI113X_CBCTRL_SPK_ENA 0x0200 /* Speaker enable */
#define PCI113X_CBCTRL_INTR_DET 0x0100 /* functional interrupt detect */

/*  PCI_CBCTRL bits for TI PCI12XX */
#define PCI12XX_SYSCTRL_INTRTIE		0x20000000u
#define PCI12XX_SYSCTRL_VCCPROT		0x200000
#define PCI12XX_SYSCTRL_PWRSAVE		0x000040
#define PCI12XX_SYSCTRL_SUBSYSRW	0x000020
#define PCI12XX_SYSCTRL_CB_DPAR		0x000010
#define PCI12XX_SYSCTRL_CDMA_EN		0x000008
#define PCI12XX_SYSCTRL_KEEPCLK		0x000002
#define PCI12XX_SYSCTRL_RIMUX		0x000001
#define PCI12XX_CBCTRL_CSC		0x20000000u
#define PCI12XX_CBCTRL_ASYNC_CSC	0x01000000u
#define PCI12XX_CBCTRL_INT_SERIAL	0x060000
#define PCI12XX_CBCTRL_INT_PCI_SERIAL	0x040000
#define PCI12XX_CBCTRL_INT_ISA    0x020000
#define PCI12XX_CBCTRL_INT_PCI    0x000000
#define PCI12XX_CBCTRL_INT_MASK   0x060000
#define PCI12XX_CBCTRL_RIENB 0x8000 /* Ring indicate output enable */
#define PCI12XX_CBCTRL_ZVENAB 0x4000 /* ZV mode enable */
#define PCI12XX_CBCTRL_AUD2MUX 0x0400 /* unknown */
#define PCI12XX_CBCTRL_SPK_ENA 0x0200 /* Speaker enable */
#define PCI12XX_CBCTRL_INTR_DET 0x0100 /* functional interrupt detect */

/* 1: permit burst read from CardBus (default: on) */
#define	PCI1420_SYSCTRL_MRBURSTDN	__BIT(15)
/* 1: permit burst read from PCI bus (default: off!) */
#define	PCI1420_SYSCTRL_MRBURSTUP	__BIT(14)

#define	PCI1420_SYSCTRL_MRBURST	\
	(PCI1420_SYSCTRL_MRBURSTDN|PCI1420_SYSCTRL_MRBURSTUP)

/* PCI_BCR_INTR additional bit for Rx5C46[567] */
#define CB_BCRI_RL_3E0_ENA 0x08000000
#define CB_BCRI_RL_3E2_ENA 0x10000000


/* PCI configuration register definition for Ricoh 5C475 */
#define RICOH_PCI_MISC_CTRL	0x82


/*
 * Special register definition for Toshiba ToPIC95/97
 * These values are borrowed from pcmcia-cs/Linux.
 */
#define TOPIC_SOCKET_CTRL  0x90
# define TOPIC_SOCKET_CTRL_SCR_IRQSEL 0x00000001 /* PCI intr */

#define TOPIC_SLOT_CTRL    0xa0
# define TOPIC_SLOT_CTRL_SLOTON       0x00000080
# define TOPIC_SLOT_CTRL_SLOTEN       0x00000040
# define TOPIC_SLOT_CTRL_ID_LOCK      0x00000020
# define TOPIC_SLOT_CTRL_ID_WP        0x00000010
# define TOPIC_SLOT_CTRL_PORT_MASK    0x0000000c
# define TOPIC_SLOT_CTRL_PORT_SHIFT            2
# define TOPIC_SLOT_CTRL_OSF_MASK     0x00000003
# define TOPIC_SLOT_CTRL_OSF_SHIFT             0

# define TOPIC_SLOT_CTRL_INTB         0x00002000
# define TOPIC_SLOT_CTRL_INTA         0x00001000
# define TOPIC_SLOT_CTRL_INT_MASK     0x00003000
# define TOPIC_SLOT_CTRL_CLOCK_MASK   0x00000c00
# define TOPIC_SLOT_CTRL_CLOCK_2      0x00000800 /* PCI Clock/2 */
# define TOPIC_SLOT_CTRL_CLOCK_1      0x00000400 /* PCI Clock */
# define TOPIC_SLOT_CTRL_CLOCK_0      0x00000000 /* no clock */
# define TOPIC97_SLOT_CTRL_STSIRQP    0x00000400 /* status change intr pulse */
# define TOPIC97_SLOT_CTRL_IRQP       0x00000200 /* function intr pulse */
# define TOPIC97_SLOT_CTRL_PCIINT     0x00000100 /* intr routing to PCI INT */

# define TOPIC_SLOT_CTRL_CARDBUS      0x80000000
# define TOPIC_SLOT_CTRL_VS1          0x04000000
# define TOPIC_SLOT_CTRL_VS2          0x02000000
# define TOPIC_SLOT_CTRL_SWDETECT     0x01000000

#define TOPIC_REG_CTRL     0x00a4
# define TOPIC_REG_CTRL_RESUME_RESET  0x80000000
# define TOPIC_REG_CTRL_REMOVE_RESET  0x40000000
# define TOPIC97_REG_CTRL_CLKRUN_ENA  0x20000000
# define TOPIC97_REG_CTRL_TESTMODE    0x10000000
# define TOPIC97_REG_CTRL_IOPLUP      0x08000000
# define TOPIC_REG_CTRL_BUFOFF_PWROFF 0x02000000
# define TOPIC_REG_CTRL_BUFOFF_SIGOFF 0x01000000
# define TOPIC97_REG_CTRL_CB_DEV_MASK 0x0000f800
# define TOPIC97_REG_CTRL_CB_DEV_SHIFT 11
# define TOPIC97_REG_CTRL_RI_DISABLE  0x00000004
# define TOPIC97_REG_CTRL_CAUDIO_OFF  0x00000002
# define TOPIC_REG_CTRL_CAUDIO_INVERT 0x00000001



/* socket event register (CB_SOCKET_EVENT) elements */
#define CB_SOCKET_EVENT_CSTS 0x01 /* CARDSTS event occurs */
#define CB_SOCKET_EVENT_CD   0x06 /* CD event occurs */
#define CB_SOCKET_EVENT_CD1  0x02 /* CD1 event occurs */
#define CB_SOCKET_EVENT_CD2  0x04 /* CD2 event occurs */
#define CB_SOCKET_EVENT_POWER 0x08 /* Power cycle event occurs */


/* socket mask register (CB_SOCKET_MASK) elements */
#define CB_SOCKET_MASK_CSTS 0x01 /* CARDSTS event mask */
#define CB_SOCKET_MASK_CD   0x06 /* CD event mask */
#define CB_SOCKET_MASK_POWER 0x08 /* Power cycle event mask */

/* socket present-state register (CB_SOCKET_STAT) elements */
#define CB_SOCKET_STAT_CARDSTS 0x01 /* card status change bit */
#define CB_SOCKET_STAT_CD1 0x02     /* card detect 1 */
#define CB_SOCKET_STAT_CD2 0x04	    /* card detect 2 */
#define CB_SOCKET_STAT_CD  0x06	    /* card detect 1 and 2 */
#define CB_SOCKET_STAT_PWRCYCLE 0x08 /* power cycle */
#define CB_SOCKET_STAT_16BIT 0x010 /* 16-bit card */
#define CB_SOCKET_STAT_CB    0x020 /* cardbus card */
#define CB_SOCKET_STAT_IREQ  0x040 /* READY(~IREQ)//(~CINT) bit */
#define CB_SOCKET_STAT_NOTCARD 0x080 /* Inserted card is unrecognisable */
#define CB_SOCKET_STAT_DATALOST 0x0100 /* data lost */
#define CB_SOCKET_STAT_BADVCC 0x0200 /* Bad Vcc Request */
#define CB_SOCKET_STAT_5VCARD 0x0400 /* 5 V Card */
#define CB_SOCKET_STAT_3VCARD 0x0800 /* 3.3 V Card */
#define CB_SOCKET_STAT_XVCARD 0x01000 /* X.X V Card */
#define CB_SOCKET_STAT_YVCARD 0x02000 /* Y.Y V Card */
#define CB_SOCKET_STAT_5VSOCK 0x10000000 /* 5 V Socket */
#define CB_SOCKET_STAT_3VSOCK 0x20000000 /* 3.3 V Socket */
#define CB_SOCKET_STAT_XVSOCK 0x40000000 /* X.X V Socket */
#define CB_SOCKET_STAT_YVSOCK 0x80000000 /* Y.Y V Socket */

/* socket force event register (CB_SOCKET_FORCE) elements */
#define CB_SOCKET_FORCE_BADVCC 0x0200 /* Bad Vcc Request */


/* socket control register (CB_SOCKET_CTRL) elements */
#define CB_SOCKET_CTRL_VPPMASK 0x07
#define CB_SOCKET_CTRL_VPP_OFF 0x00
#define CB_SOCKET_CTRL_VPP_12V 0x01
#define CB_SOCKET_CTRL_VPP_5V  0x02
#define CB_SOCKET_CTRL_VPP_3V  0x03
#define CB_SOCKET_CTRL_VPP_XV  0x04
#define CB_SOCKET_CTRL_VPP_YV  0x05

#define CB_SOCKET_CTRL_VCCMASK 0x070
#define CB_SOCKET_CTRL_VCC_OFF 0x000
#define CB_SOCKET_CTRL_VCC_5V  0x020
#define CB_SOCKET_CTRL_VCC_3V  0x030
#define CB_SOCKET_CTRL_VCC_XV  0x040
#define CB_SOCKET_CTRL_VCC_YV  0x050

#define CB_SOCKET_CTRL_STOPCLK 0x080



/* PCCARD VOLTAGE */
#define PCCARD_VCC_UKN 0x00	/* unknown */
#define PCCARD_VCC_5V 0x01
#define PCCARD_VCC_3V 0x02
#define PCCARD_VCC_XV 0x04
#define PCCARD_VCC_YV 0x08


#endif /* _DEV_PCI_PCCBBREG_H_ */