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1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */2/*3 * linux/zorro.h -- Amiga AutoConfig (Zorro) Bus Definitions4 *5 * Copyright (C) 1995--2003 Geert Uytterhoeven6 *7 * This file is subject to the terms and conditions of the GNU General Public8 * License. See the file COPYING in the main directory of this archive9 * for more details.10 */11 12#ifndef _UAPI_LINUX_ZORRO_H13#define _UAPI_LINUX_ZORRO_H14 15#include <linux/types.h>16 17 18 /*19 * Each Zorro board has a 32-bit ID of the form20 *21 * mmmmmmmmmmmmmmmmppppppppeeeeeeee22 *23 * with24 *25 * mmmmmmmmmmmmmmmm 16-bit Manufacturer ID (assigned by CBM (sigh))26 * pppppppp 8-bit Product ID (assigned by manufacturer)27 * eeeeeeee 8-bit Extended Product ID (currently only used28 * for some GVP boards)29 */30 31 32#define ZORRO_MANUF(id) ((id) >> 16)33#define ZORRO_PROD(id) (((id) >> 8) & 0xff)34#define ZORRO_EPC(id) ((id) & 0xff)35 36#define ZORRO_ID(manuf, prod, epc) \37 ((ZORRO_MANUF_##manuf << 16) | ((prod) << 8) | (epc))38 39typedef __u32 zorro_id;40 41 42/* Include the ID list */43#include <linux/zorro_ids.h>44 45 46 /*47 * GVP identifies most of its products through the 'extended product code'48 * (epc). The epc has to be ANDed with the GVP_PRODMASK before the49 * identification.50 */51 52#define GVP_PRODMASK (0xf8)53#define GVP_SCSICLKMASK (0x01)54 55enum GVP_flags {56 GVP_IO = 0x01,57 GVP_ACCEL = 0x02,58 GVP_SCSI = 0x04,59 GVP_24BITDMA = 0x08,60 GVP_25BITDMA = 0x10,61 GVP_NOBANK = 0x20,62 GVP_14MHZ = 0x40,63};64 65 66struct Node {67 __be32 ln_Succ; /* Pointer to next (successor) */68 __be32 ln_Pred; /* Pointer to previous (predecessor) */69 __u8 ln_Type;70 __s8 ln_Pri; /* Priority, for sorting */71 __be32 ln_Name; /* ID string, null terminated */72} __packed;73 74struct ExpansionRom {75 /* -First 16 bytes of the expansion ROM */76 __u8 er_Type; /* Board type, size and flags */77 __u8 er_Product; /* Product number, assigned by manufacturer */78 __u8 er_Flags; /* Flags */79 __u8 er_Reserved03; /* Must be zero ($ff inverted) */80 __be16 er_Manufacturer; /* Unique ID, ASSIGNED BY COMMODORE-AMIGA! */81 __be32 er_SerialNumber; /* Available for use by manufacturer */82 __be16 er_InitDiagVec; /* Offset to optional "DiagArea" structure */83 __u8 er_Reserved0c;84 __u8 er_Reserved0d;85 __u8 er_Reserved0e;86 __u8 er_Reserved0f;87} __packed;88 89/* er_Type board type bits */90#define ERT_TYPEMASK 0xc091#define ERT_ZORROII 0xc092#define ERT_ZORROIII 0x8093 94/* other bits defined in er_Type */95#define ERTB_MEMLIST 5 /* Link RAM into free memory list */96#define ERTF_MEMLIST (1<<5)97 98struct ConfigDev {99 struct Node cd_Node;100 __u8 cd_Flags; /* (read/write) */101 __u8 cd_Pad; /* reserved */102 struct ExpansionRom cd_Rom; /* copy of board's expansion ROM */103 __be32 cd_BoardAddr; /* where in memory the board was placed */104 __be32 cd_BoardSize; /* size of board in bytes */105 __be16 cd_SlotAddr; /* which slot number (PRIVATE) */106 __be16 cd_SlotSize; /* number of slots (PRIVATE) */107 __be32 cd_Driver; /* pointer to node of driver */108 __be32 cd_NextCD; /* linked list of drivers to config */109 __be32 cd_Unused[4]; /* for whatever the driver wants */110} __packed;111 112#define ZORRO_NUM_AUTO 16113 114#endif /* _UAPI_LINUX_ZORRO_H */115