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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mixart_hwdep.h (6067B)


      1/* SPDX-License-Identifier: GPL-2.0-or-later */
      2/*
      3 * Driver for Digigram miXart soundcards
      4 *
      5 * definitions and makros for basic card access
      6 *
      7 * Copyright (c) 2003 by Digigram <alsa@digigram.com>
      8 */
      9
     10#ifndef __SOUND_MIXART_HWDEP_H
     11#define __SOUND_MIXART_HWDEP_H
     12
     13#include <sound/hwdep.h>
     14
     15#ifndef readl_be
     16#define readl_be(x) be32_to_cpu((__force __be32)__raw_readl(x))
     17#endif
     18
     19#ifndef writel_be
     20#define writel_be(data,addr) __raw_writel((__force u32)cpu_to_be32(data),addr)
     21#endif
     22
     23#ifndef readl_le
     24#define readl_le(x) le32_to_cpu((__force __le32)__raw_readl(x))
     25#endif
     26
     27#ifndef writel_le
     28#define writel_le(data,addr) __raw_writel((__force u32)cpu_to_le32(data),addr)
     29#endif
     30
     31#define MIXART_MEM(mgr,x)	((mgr)->mem[0].virt + (x))
     32#define MIXART_REG(mgr,x)	((mgr)->mem[1].virt + (x))
     33
     34
     35/* Daughter board Type */
     36#define DAUGHTER_TYPE_MASK     0x0F 
     37#define DAUGHTER_VER_MASK      0xF0 
     38#define DAUGHTER_TYPEVER_MASK  (DAUGHTER_TYPE_MASK|DAUGHTER_VER_MASK)
     39 
     40#define MIXART_DAUGHTER_TYPE_NONE     0x00 
     41#define MIXART_DAUGHTER_TYPE_COBRANET 0x08 
     42#define MIXART_DAUGHTER_TYPE_AES      0x0E
     43
     44
     45
     46#define MIXART_BA0_SIZE 	(16 * 1024 * 1024) /* 16M */
     47#define MIXART_BA1_SIZE 	(4  * 1024)        /* 4k */
     48
     49/*
     50 * -----------BAR 0 --------------------------------------------------------------------------------------------------------
     51 */
     52#define  MIXART_PSEUDOREG                          0x2000                    /* base address for pseudoregister */
     53
     54#define  MIXART_PSEUDOREG_BOARDNUMBER              MIXART_PSEUDOREG+0        /* board number */
     55
     56/* perfmeter (available when elf loaded)*/
     57#define  MIXART_PSEUDOREG_PERF_STREAM_LOAD_OFFSET  MIXART_PSEUDOREG+0x70     /* streaming load */
     58#define  MIXART_PSEUDOREG_PERF_SYSTEM_LOAD_OFFSET  MIXART_PSEUDOREG+0x78     /* system load (reference)*/
     59#define  MIXART_PSEUDOREG_PERF_MAILBX_LOAD_OFFSET  MIXART_PSEUDOREG+0x7C     /* mailbox load */
     60#define  MIXART_PSEUDOREG_PERF_INTERR_LOAD_OFFSET  MIXART_PSEUDOREG+0x74     /* interrupt handling  load */
     61
     62/* motherboard xilinx loader info */
     63#define  MIXART_PSEUDOREG_MXLX_BASE_ADDR_OFFSET    MIXART_PSEUDOREG+0x9C     /* 0x00600000 */ 
     64#define  MIXART_PSEUDOREG_MXLX_SIZE_OFFSET         MIXART_PSEUDOREG+0xA0     /* xilinx size in bytes */ 
     65#define  MIXART_PSEUDOREG_MXLX_STATUS_OFFSET       MIXART_PSEUDOREG+0xA4     /* status = EMBEBBED_STAT_XXX */ 
     66
     67/* elf loader info */
     68#define  MIXART_PSEUDOREG_ELF_STATUS_OFFSET        MIXART_PSEUDOREG+0xB0     /* status = EMBEBBED_STAT_XXX */ 
     69
     70/* 
     71*  after the elf code is loaded, and the flowtable info was passed to it,
     72*  the driver polls on this address, until it shows 1 (presence) or 2 (absence)
     73*  once it is non-zero, the daughter board type may be read
     74*/
     75#define  MIXART_PSEUDOREG_DBRD_PRESENCE_OFFSET     MIXART_PSEUDOREG+0x990   
     76
     77/* Global info structure */
     78#define  MIXART_PSEUDOREG_DBRD_TYPE_OFFSET         MIXART_PSEUDOREG+0x994    /* Type and version of daughterboard  */
     79
     80
     81/* daughterboard xilinx loader info */
     82#define  MIXART_PSEUDOREG_DXLX_BASE_ADDR_OFFSET    MIXART_PSEUDOREG+0x998    /* get the address here where to write the file */ 
     83#define  MIXART_PSEUDOREG_DXLX_SIZE_OFFSET         MIXART_PSEUDOREG+0x99C    /* xilinx size in bytes */ 
     84#define  MIXART_PSEUDOREG_DXLX_STATUS_OFFSET       MIXART_PSEUDOREG+0x9A0    /* status = EMBEBBED_STAT_XXX */ 
     85
     86/*  */
     87#define  MIXART_FLOWTABLE_PTR                      0x3000                    /* pointer to flow table */
     88
     89/* mailbox addresses  */
     90
     91/* message DRV -> EMB */
     92#define MSG_INBOUND_POST_HEAD       0x010008	/* DRV posts MF + increment4 */
     93#define	MSG_INBOUND_POST_TAIL       0x01000C	/* EMB gets MF + increment4 */
     94/* message EMB -> DRV */
     95#define	MSG_OUTBOUND_POST_TAIL      0x01001C	/* DRV gets MF + increment4 */
     96#define	MSG_OUTBOUND_POST_HEAD      0x010018	/* EMB posts MF + increment4 */
     97/* Get Free Frames */
     98#define MSG_INBOUND_FREE_TAIL       0x010004	/* DRV gets MFA + increment4 */
     99#define MSG_OUTBOUND_FREE_TAIL      0x010014	/* EMB gets MFA + increment4 */
    100/* Put Free Frames */
    101#define MSG_OUTBOUND_FREE_HEAD      0x010010	/* DRV puts MFA + increment4 */
    102#define MSG_INBOUND_FREE_HEAD       0x010000    /* EMB puts MFA + increment4 */
    103
    104/* firmware addresses of the message fifos */
    105#define MSG_BOUND_STACK_SIZE        0x004000    /* size of each following stack */
    106/* posted messages */
    107#define MSG_OUTBOUND_POST_STACK     0x108000    /* stack of messages to the DRV */
    108#define MSG_INBOUND_POST_STACK      0x104000    /* stack of messages to the EMB */
    109/* available empty messages */
    110#define MSG_OUTBOUND_FREE_STACK     0x10C000    /* stack of free enveloped for EMB */
    111#define MSG_INBOUND_FREE_STACK      0x100000    /* stack of free enveloped for DRV */
    112
    113
    114/* defines for mailbox message frames */
    115#define MSG_FRAME_OFFSET            0x64
    116#define MSG_FRAME_SIZE              0x6400
    117#define MSG_FRAME_NUMBER            32
    118#define MSG_FROM_AGENT_ITMF_OFFSET  (MSG_FRAME_OFFSET + (MSG_FRAME_SIZE * MSG_FRAME_NUMBER))
    119#define MSG_TO_AGENT_ITMF_OFFSET    (MSG_FROM_AGENT_ITMF_OFFSET + MSG_FRAME_SIZE)
    120#define MSG_HOST_RSC_PROTECTION     (MSG_TO_AGENT_ITMF_OFFSET + MSG_FRAME_SIZE)
    121#define MSG_AGENT_RSC_PROTECTION    (MSG_HOST_RSC_PROTECTION + 4)
    122
    123
    124/*
    125 * -----------BAR 1 --------------------------------------------------------------------------------------------------------
    126 */
    127
    128/* interrupt addresses and constants */
    129#define MIXART_PCI_OMIMR_OFFSET                 0x34    /* outbound message interrupt mask register */
    130#define MIXART_PCI_OMISR_OFFSET                 0x30    /* outbound message interrupt status register */
    131#define MIXART_PCI_ODBR_OFFSET                  0x60    /* outbound doorbell register */
    132
    133#define MIXART_BA1_BRUTAL_RESET_OFFSET          0x68    /* write 1 in LSBit to reset board */
    134
    135#define MIXART_HOST_ALL_INTERRUPT_MASKED        0x02B   /* 0000 0010 1011 */
    136#define MIXART_ALLOW_OUTBOUND_DOORBELL          0x023   /* 0000 0010 0011 */
    137#define MIXART_OIDI                             0x008   /* 0000 0000 1000 */
    138
    139
    140int snd_mixart_setup_firmware(struct mixart_mgr *mgr);
    141
    142#endif /* __SOUND_MIXART_HWDEP_H */