cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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ipac.h (10805B)


      1/* SPDX-License-Identifier: GPL-2.0-only */
      2/*
      3 *
      4 * ipac.h	Defines for the Infineon (former Siemens) ISDN
      5 *		chip series
      6 *
      7 * Author       Karsten Keil <keil@isdn4linux.de>
      8 *
      9 * Copyright 2009  by Karsten Keil <keil@isdn4linux.de>
     10 */
     11
     12#include "iohelper.h"
     13
     14struct isac_hw {
     15	struct dchannel		dch;
     16	u32			type;
     17	u32			off;		/* offset to isac regs */
     18	char			*name;
     19	spinlock_t		*hwlock;	/* lock HW access */
     20	read_reg_func		*read_reg;
     21	write_reg_func		*write_reg;
     22	fifo_func		*read_fifo;
     23	fifo_func		*write_fifo;
     24	int			(*monitor)(void *, u32, u8 *, int);
     25	void			(*release)(struct isac_hw *);
     26	int			(*init)(struct isac_hw *);
     27	int			(*ctrl)(struct isac_hw *, u32, u_long);
     28	int			(*open)(struct isac_hw *, struct channel_req *);
     29	u8			*mon_tx;
     30	u8			*mon_rx;
     31	int			mon_txp;
     32	int			mon_txc;
     33	int			mon_rxp;
     34	struct arcofi_msg	*arcofi_list;
     35	struct timer_list	arcofitimer;
     36	wait_queue_head_t	arcofi_wait;
     37	u8			arcofi_bc;
     38	u8			arcofi_state;
     39	u8			mocr;
     40	u8			adf2;
     41	u8			state;
     42};
     43
     44struct ipac_hw;
     45
     46struct hscx_hw {
     47	struct bchannel		bch;
     48	struct ipac_hw		*ip;
     49	u8			fifo_size;
     50	u8			off;	/* offset to ICA or ICB */
     51	u8			slot;
     52	char			log[64];
     53};
     54
     55struct ipac_hw {
     56	struct isac_hw		isac;
     57	struct hscx_hw		hscx[2];
     58	char			*name;
     59	void			*hw;
     60	spinlock_t		*hwlock;	/* lock HW access */
     61	struct module		*owner;
     62	u32			type;
     63	read_reg_func		*read_reg;
     64	write_reg_func		*write_reg;
     65	fifo_func		*read_fifo;
     66	fifo_func		*write_fifo;
     67	void			(*release)(struct ipac_hw *);
     68	int			(*init)(struct ipac_hw *);
     69	int			(*ctrl)(struct ipac_hw *, u32, u_long);
     70	u8			conf;
     71};
     72
     73#define IPAC_TYPE_ISAC		0x0010
     74#define IPAC_TYPE_IPAC		0x0020
     75#define IPAC_TYPE_ISACX		0x0040
     76#define IPAC_TYPE_IPACX		0x0080
     77#define IPAC_TYPE_HSCX		0x0100
     78
     79#define ISAC_USE_ARCOFI		0x1000
     80
     81/* Monitor functions */
     82#define MONITOR_RX_0		0x1000
     83#define MONITOR_RX_1		0x1001
     84#define MONITOR_TX_0		0x2000
     85#define MONITOR_TX_1		0x2001
     86
     87/* All registers original Siemens Spec  */
     88/* IPAC/ISAC registers */
     89#define ISAC_ISTA		0x20
     90#define ISAC_MASK		0x20
     91#define ISAC_CMDR		0x21
     92#define ISAC_STAR		0x21
     93#define ISAC_MODE		0x22
     94#define ISAC_TIMR		0x23
     95#define ISAC_EXIR		0x24
     96#define ISAC_RBCL		0x25
     97#define ISAC_RSTA		0x27
     98#define ISAC_RBCH		0x2A
     99#define ISAC_SPCR		0x30
    100#define ISAC_CIR0		0x31
    101#define ISAC_CIX0		0x31
    102#define ISAC_MOR0		0x32
    103#define ISAC_MOX0		0x32
    104#define ISAC_CIR1		0x33
    105#define ISAC_CIX1		0x33
    106#define ISAC_MOR1		0x34
    107#define ISAC_MOX1		0x34
    108#define ISAC_STCR		0x37
    109#define ISAC_ADF1		0x38
    110#define ISAC_ADF2		0x39
    111#define ISAC_MOCR		0x3a
    112#define ISAC_MOSR		0x3a
    113#define ISAC_SQRR		0x3b
    114#define ISAC_SQXR		0x3b
    115
    116#define ISAC_RBCH_XAC		0x80
    117
    118#define IPAC_D_TIN2		0x01
    119
    120/* IPAC/HSCX */
    121#define IPAC_ISTAB		0x20	/* RD	*/
    122#define IPAC_MASKB		0x20	/* WR	*/
    123#define IPAC_STARB		0x21	/* RD	*/
    124#define IPAC_CMDRB		0x21	/* WR	*/
    125#define IPAC_MODEB		0x22	/* R/W	*/
    126#define IPAC_EXIRB		0x24	/* RD	*/
    127#define IPAC_RBCLB		0x25	/* RD	*/
    128#define IPAC_RAH1		0x26	/* WR	*/
    129#define IPAC_RAH2		0x27	/* WR	*/
    130#define IPAC_RSTAB		0x27	/* RD	*/
    131#define IPAC_RAL1		0x28	/* R/W	*/
    132#define IPAC_RAL2		0x29	/* WR	*/
    133#define IPAC_RHCRB		0x29	/* RD	*/
    134#define IPAC_XBCL		0x2A	/* WR	*/
    135#define IPAC_CCR2		0x2C	/* R/W	*/
    136#define IPAC_RBCHB		0x2D	/* RD	*/
    137#define IPAC_XBCH		0x2D	/* WR	*/
    138#define HSCX_VSTR		0x2E	/* RD	*/
    139#define IPAC_RLCR		0x2E	/* WR	*/
    140#define IPAC_CCR1		0x2F	/* R/W	*/
    141#define IPAC_TSAX		0x30	/* WR	*/
    142#define IPAC_TSAR		0x31	/* WR	*/
    143#define IPAC_XCCR		0x32	/* WR	*/
    144#define IPAC_RCCR		0x33	/* WR	*/
    145
    146/* IPAC_ISTAB/IPAC_MASKB bits */
    147#define IPAC_B_XPR		0x10
    148#define IPAC_B_RPF		0x40
    149#define IPAC_B_RME		0x80
    150#define IPAC_B_ON		0x2F
    151
    152/* IPAC_EXIRB bits */
    153#define IPAC_B_RFS		0x04
    154#define IPAC_B_RFO		0x10
    155#define IPAC_B_XDU		0x40
    156#define IPAC_B_XMR		0x80
    157
    158/* IPAC special registers */
    159#define IPAC_CONF		0xC0	/* R/W	*/
    160#define IPAC_ISTA		0xC1	/* RD	*/
    161#define IPAC_MASK		0xC1	/* WR	*/
    162#define IPAC_ID			0xC2	/* RD	*/
    163#define IPAC_ACFG		0xC3	/* R/W	*/
    164#define IPAC_AOE		0xC4	/* R/W	*/
    165#define IPAC_ARX		0xC5	/* RD	*/
    166#define IPAC_ATX		0xC5	/* WR	*/
    167#define IPAC_PITA1		0xC6	/* R/W	*/
    168#define IPAC_PITA2		0xC7	/* R/W	*/
    169#define IPAC_POTA1		0xC8	/* R/W	*/
    170#define IPAC_POTA2		0xC9	/* R/W	*/
    171#define IPAC_PCFG		0xCA	/* R/W	*/
    172#define IPAC_SCFG		0xCB	/* R/W	*/
    173#define IPAC_TIMR2		0xCC	/* R/W	*/
    174
    175/* IPAC_ISTA/_MASK bits */
    176#define IPAC__EXB		0x01
    177#define IPAC__ICB		0x02
    178#define IPAC__EXA		0x04
    179#define IPAC__ICA		0x08
    180#define IPAC__EXD		0x10
    181#define IPAC__ICD		0x20
    182#define IPAC__INT0		0x40
    183#define IPAC__INT1		0x80
    184#define IPAC__ON		0xC0
    185
    186/* HSCX ISTA/MASK bits */
    187#define HSCX__EXB		0x01
    188#define HSCX__EXA		0x02
    189#define HSCX__ICA		0x04
    190
    191/* ISAC/ISACX/IPAC/IPACX L1 commands */
    192#define ISAC_CMD_TIM		0x0
    193#define ISAC_CMD_RS		0x1
    194#define ISAC_CMD_SCZ		0x4
    195#define ISAC_CMD_SSZ		0x2
    196#define ISAC_CMD_AR8		0x8
    197#define ISAC_CMD_AR10		0x9
    198#define ISAC_CMD_ARL		0xA
    199#define ISAC_CMD_DUI		0xF
    200
    201/* ISAC/ISACX/IPAC/IPACX L1 indications */
    202#define ISAC_IND_DR		0x0
    203#define ISAC_IND_RS		0x1
    204#define ISAC_IND_SD		0x2
    205#define ISAC_IND_DIS		0x3
    206#define ISAC_IND_RSY		0x4
    207#define ISAC_IND_DR6		0x5
    208#define ISAC_IND_EI		0x6
    209#define ISAC_IND_PU		0x7
    210#define ISAC_IND_ARD		0x8
    211#define ISAC_IND_TI		0xA
    212#define ISAC_IND_ATI		0xB
    213#define ISAC_IND_AI8		0xC
    214#define ISAC_IND_AI10		0xD
    215#define ISAC_IND_DID		0xF
    216
    217/* the new ISACX / IPACX */
    218/* D-channel registers   */
    219#define ISACX_RFIFOD		0x00	/* RD	*/
    220#define ISACX_XFIFOD		0x00	/* WR	*/
    221#define ISACX_ISTAD		0x20	/* RD	*/
    222#define ISACX_MASKD		0x20	/* WR	*/
    223#define ISACX_STARD		0x21	/* RD	*/
    224#define ISACX_CMDRD		0x21	/* WR	*/
    225#define ISACX_MODED		0x22	/* R/W	*/
    226#define ISACX_EXMD1		0x23	/* R/W	*/
    227#define ISACX_TIMR1		0x24	/* R/W	*/
    228#define ISACX_SAP1		0x25	/* WR	*/
    229#define ISACX_SAP2		0x26	/* WR	*/
    230#define ISACX_RBCLD		0x26	/* RD	*/
    231#define ISACX_RBCHD		0x27	/* RD	*/
    232#define ISACX_TEI1		0x27	/* WR	*/
    233#define ISACX_TEI2		0x28	/* WR	*/
    234#define ISACX_RSTAD		0x28	/* RD	*/
    235#define ISACX_TMD		0x29	/* R/W	*/
    236#define ISACX_CIR0		0x2E	/* RD	*/
    237#define ISACX_CIX0		0x2E	/* WR	*/
    238#define ISACX_CIR1		0x2F	/* RD	*/
    239#define ISACX_CIX1		0x2F	/* WR	*/
    240
    241/* Transceiver registers  */
    242#define ISACX_TR_CONF0		0x30	/* R/W	*/
    243#define ISACX_TR_CONF1		0x31	/* R/W	*/
    244#define ISACX_TR_CONF2		0x32	/* R/W	*/
    245#define ISACX_TR_STA		0x33	/* RD	*/
    246#define ISACX_TR_CMD		0x34	/* R/W	*/
    247#define ISACX_SQRR1		0x35	/* RD	*/
    248#define ISACX_SQXR1		0x35	/* WR	*/
    249#define ISACX_SQRR2		0x36	/* RD	*/
    250#define ISACX_SQXR2		0x36	/* WR	*/
    251#define ISACX_SQRR3		0x37	/* RD	*/
    252#define ISACX_SQXR3		0x37	/* WR	*/
    253#define ISACX_ISTATR		0x38	/* RD	*/
    254#define ISACX_MASKTR		0x39	/* R/W	*/
    255#define ISACX_TR_MODE		0x3A	/* R/W	*/
    256#define ISACX_ACFG1		0x3C	/* R/W	*/
    257#define ISACX_ACFG2		0x3D	/* R/W	*/
    258#define ISACX_AOE		0x3E	/* R/W	*/
    259#define ISACX_ARX		0x3F	/* RD	*/
    260#define ISACX_ATX		0x3F	/* WR	*/
    261
    262/* IOM: Timeslot, DPS, CDA  */
    263#define ISACX_CDA10		0x40	/* R/W	*/
    264#define ISACX_CDA11		0x41	/* R/W	*/
    265#define ISACX_CDA20		0x42	/* R/W	*/
    266#define ISACX_CDA21		0x43	/* R/W	*/
    267#define ISACX_CDA_TSDP10	0x44	/* R/W	*/
    268#define ISACX_CDA_TSDP11	0x45	/* R/W	*/
    269#define ISACX_CDA_TSDP20	0x46	/* R/W	*/
    270#define ISACX_CDA_TSDP21	0x47	/* R/W	*/
    271#define ISACX_BCHA_TSDP_BC1	0x48	/* R/W	*/
    272#define ISACX_BCHA_TSDP_BC2	0x49	/* R/W	*/
    273#define ISACX_BCHB_TSDP_BC1	0x4A	/* R/W	*/
    274#define ISACX_BCHB_TSDP_BC2	0x4B	/* R/W	*/
    275#define ISACX_TR_TSDP_BC1	0x4C	/* R/W	*/
    276#define ISACX_TR_TSDP_BC2	0x4D	/* R/W	*/
    277#define ISACX_CDA1_CR		0x4E	/* R/W	*/
    278#define ISACX_CDA2_CR		0x4F	/* R/W	*/
    279
    280/* IOM: Contol, Sync transfer, Monitor    */
    281#define ISACX_TR_CR		0x50	/* R/W	*/
    282#define ISACX_TRC_CR		0x50	/* R/W	*/
    283#define ISACX_BCHA_CR		0x51	/* R/W	*/
    284#define ISACX_BCHB_CR		0x52	/* R/W	*/
    285#define ISACX_DCI_CR		0x53	/* R/W	*/
    286#define ISACX_DCIC_CR		0x53	/* R/W	*/
    287#define ISACX_MON_CR		0x54	/* R/W	*/
    288#define ISACX_SDS1_CR		0x55	/* R/W	*/
    289#define ISACX_SDS2_CR		0x56	/* R/W	*/
    290#define ISACX_IOM_CR		0x57	/* R/W	*/
    291#define ISACX_STI		0x58	/* RD	*/
    292#define ISACX_ASTI		0x58	/* WR	*/
    293#define ISACX_MSTI		0x59	/* R/W	*/
    294#define ISACX_SDS_CONF		0x5A	/* R/W	*/
    295#define ISACX_MCDA		0x5B	/* RD	*/
    296#define ISACX_MOR		0x5C	/* RD	*/
    297#define ISACX_MOX		0x5C	/* WR	*/
    298#define ISACX_MOSR		0x5D	/* RD	*/
    299#define ISACX_MOCR		0x5E	/* R/W	*/
    300#define ISACX_MSTA		0x5F	/* RD	*/
    301#define ISACX_MCONF		0x5F	/* WR	*/
    302
    303/* Interrupt and general registers */
    304#define ISACX_ISTA		0x60	/* RD	*/
    305#define ISACX_MASK		0x60	/* WR	*/
    306#define ISACX_AUXI		0x61	/* RD	*/
    307#define ISACX_AUXM		0x61	/* WR	*/
    308#define ISACX_MODE1		0x62	/* R/W	*/
    309#define ISACX_MODE2		0x63	/* R/W	*/
    310#define ISACX_ID		0x64	/* RD	*/
    311#define ISACX_SRES		0x64	/* WR	*/
    312#define ISACX_TIMR2		0x65	/* R/W	*/
    313
    314/* Register Bits */
    315/* ISACX/IPACX _ISTAD (R) and _MASKD (W) */
    316#define ISACX_D_XDU		0x04
    317#define ISACX_D_XMR		0x08
    318#define ISACX_D_XPR		0x10
    319#define ISACX_D_RFO		0x20
    320#define ISACX_D_RPF		0x40
    321#define ISACX_D_RME		0x80
    322
    323/* ISACX/IPACX _ISTA (R) and _MASK (W) */
    324#define ISACX__ICD		0x01
    325#define ISACX__MOS		0x02
    326#define ISACX__TRAN		0x04
    327#define ISACX__AUX		0x08
    328#define ISACX__CIC		0x10
    329#define ISACX__ST		0x20
    330#define IPACX__ON		0x2C
    331#define IPACX__ICB		0x40
    332#define IPACX__ICA		0x80
    333
    334/* ISACX/IPACX _CMDRD (W) */
    335#define ISACX_CMDRD_XRES	0x01
    336#define ISACX_CMDRD_XME		0x02
    337#define ISACX_CMDRD_XTF		0x08
    338#define ISACX_CMDRD_STI		0x10
    339#define ISACX_CMDRD_RRES	0x40
    340#define ISACX_CMDRD_RMC		0x80
    341
    342/* ISACX/IPACX _RSTAD (R) */
    343#define ISACX_RSTAD_TA		0x01
    344#define ISACX_RSTAD_CR		0x02
    345#define ISACX_RSTAD_SA0		0x04
    346#define ISACX_RSTAD_SA1		0x08
    347#define ISACX_RSTAD_RAB		0x10
    348#define ISACX_RSTAD_CRC		0x20
    349#define ISACX_RSTAD_RDO		0x40
    350#define ISACX_RSTAD_VFR		0x80
    351
    352/* ISACX/IPACX _CIR0 (R) */
    353#define ISACX_CIR0_BAS		0x01
    354#define ISACX_CIR0_SG		0x08
    355#define ISACX_CIR0_CIC1		0x08
    356#define ISACX_CIR0_CIC0		0x08
    357
    358/* B-channel registers */
    359#define IPACX_OFF_ICA		0x70
    360#define IPACX_OFF_ICB		0x80
    361
    362/* ICA: IPACX_OFF_ICA + Reg ICB: IPACX_OFF_ICB + Reg */
    363
    364#define IPACX_ISTAB		0x00    /* RD	*/
    365#define IPACX_MASKB		0x00	/* WR	*/
    366#define IPACX_STARB		0x01	/* RD	*/
    367#define IPACX_CMDRB		0x01	/* WR	*/
    368#define IPACX_MODEB		0x02	/* R/W	*/
    369#define IPACX_EXMB		0x03	/* R/W	*/
    370#define IPACX_RAH1		0x05	/* WR	*/
    371#define IPACX_RAH2		0x06	/* WR	*/
    372#define IPACX_RBCLB		0x06	/* RD	*/
    373#define IPACX_RBCHB		0x07	/* RD	*/
    374#define IPACX_RAL1		0x07	/* WR	*/
    375#define IPACX_RAL2		0x08	/* WR	*/
    376#define IPACX_RSTAB		0x08	/* RD	*/
    377#define IPACX_TMB		0x09	/* R/W	*/
    378#define IPACX_RFIFOB		0x0A	/* RD	*/
    379#define IPACX_XFIFOB		0x0A	/* WR	*/
    380
    381/* IPACX_ISTAB / IPACX_MASKB bits */
    382#define IPACX_B_XDU		0x04
    383#define IPACX_B_XPR		0x10
    384#define IPACX_B_RFO		0x20
    385#define IPACX_B_RPF		0x40
    386#define IPACX_B_RME		0x80
    387
    388#define IPACX_B_ON		0x0B
    389
    390extern int mISDNisac_init(struct isac_hw *, void *);
    391extern irqreturn_t mISDNisac_irq(struct isac_hw *, u8);
    392extern u32 mISDNipac_init(struct ipac_hw *, void *);
    393extern irqreturn_t mISDNipac_irq(struct ipac_hw *, int);