1/* $Id: bkm_ax.h,v 1.5.6.3 2001/09/23 22:24:46 kai Exp $ 2 * 3 * low level decls for T-Berkom cards A4T and Scitel Quadro (4*S0, passive) 4 * 5 * Author Roland Klabunde 6 * Copyright by Roland Klabunde <R.Klabunde@Berkom.de> 7 * 8 * This software may be used and distributed according to the terms 9 * of the GNU General Public License, incorporated herein by reference. 10 * 11 */ 12 13#ifndef __BKM_AX_H__ 14#define __BKM_AX_H__ 15 16/* Supported boards (subtypes) */ 17#define SCT_1 1 18#define SCT_2 2 19#define SCT_3 3 20#define SCT_4 4 21#define BKM_A4T 5 22 23#define PLX_ADDR_PLX 0x14 /* Addr PLX configuration */ 24#define PLX_ADDR_ISAC 0x18 /* Addr ISAC */ 25#define PLX_ADDR_HSCX 0x1C /* Addr HSCX */ 26#define PLX_ADDR_ALE 0x20 /* Addr ALE */ 27#define PLX_ADDR_ALEPLUS 0x24 /* Next Addr behind ALE */ 28 29#define PLX_SUBVEN 0x2C /* Offset SubVendor */ 30#define PLX_SUBSYS 0x2E /* Offset SubSystem */ 31 32 33/* Application specific registers I20 (Siemens SZB6120H) */ 34typedef struct { 35 /* Video front end horizontal configuration register */ 36 volatile u_int i20VFEHorzCfg; /* Offset 00 */ 37 /* Video front end vertical configuration register */ 38 volatile u_int i20VFEVertCfg; /* Offset 04 */ 39 /* Video front end scaler and pixel format register */ 40 volatile u_int i20VFEScaler; /* Offset 08 */ 41 /* Video display top register */ 42 volatile u_int i20VDispTop; /* Offset 0C */ 43 /* Video display bottom register */ 44 volatile u_int i20VDispBottom; /* Offset 10 */ 45 /* Video stride, status and frame grab register */ 46 volatile u_int i20VidFrameGrab;/* Offset 14 */ 47 /* Video display configuration register */ 48 volatile u_int i20VDispCfg; /* Offset 18 */ 49 /* Video masking map top */ 50 volatile u_int i20VMaskTop; /* Offset 1C */ 51 /* Video masking map bottom */ 52 volatile u_int i20VMaskBottom; /* Offset 20 */ 53 /* Overlay control register */ 54 volatile u_int i20OvlyControl; /* Offset 24 */ 55 /* System, PCI and general purpose pins control register */ 56 volatile u_int i20SysControl; /* Offset 28 */ 57#define sysRESET 0x01000000 /* bit 24:Softreset (Low) */ 58 /* GPIO 4...0: Output fixed for our cfg! */ 59#define sysCFG 0x000000E0 /* GPIO 7,6,5: Input */ 60 /* General purpose pins and guest bus control register */ 61 volatile u_int i20GuestControl;/* Offset 2C */ 62#define guestWAIT_CFG 0x00005555 /* 4 PCI waits for all */ 63#define guestISDN_INT_E 0x01000000 /* ISDN Int en (low) */ 64#define guestVID_INT_E 0x02000000 /* Video interrupt en (low) */ 65#define guestADI1_INT_R 0x04000000 /* ADI #1 int req (low) */ 66#define guestADI2_INT_R 0x08000000 /* ADI #2 int req (low) */ 67#define guestISDN_RES 0x10000000 /* ISDN reset bit (high) */ 68#define guestADI1_INT_S 0x20000000 /* ADI #1 int pending (low) */ 69#define guestADI2_INT_S 0x40000000 /* ADI #2 int pending (low) */ 70#define guestISDN_INT_S 0x80000000 /* ISAC int pending (low) */ 71 72#define g_A4T_JADE_RES 0x01000000 /* JADE Reset (High) */ 73#define g_A4T_ISAR_RES 0x02000000 /* ISAR Reset (High) */ 74#define g_A4T_ISAC_RES 0x04000000 /* ISAC Reset (High) */ 75#define g_A4T_JADE_BOOTR 0x08000000 /* JADE enable boot SRAM (Low) NOT USED */ 76#define g_A4T_ISAR_BOOTR 0x10000000 /* ISAR enable boot SRAM (Low) NOT USED */ 77#define g_A4T_JADE_INT_S 0x20000000 /* JADE interrupt pnd (Low) */ 78#define g_A4T_ISAR_INT_S 0x40000000 /* ISAR interrupt pnd (Low) */ 79#define g_A4T_ISAC_INT_S 0x80000000 /* ISAC interrupt pnd (Low) */ 80 81 volatile u_int i20CodeSource; /* Offset 30 */ 82 volatile u_int i20CodeXferCtrl;/* Offset 34 */ 83 volatile u_int i20CodeMemPtr; /* Offset 38 */ 84 85 volatile u_int i20IntStatus; /* Offset 3C */ 86 volatile u_int i20IntCtrl; /* Offset 40 */ 87#define intISDN 0x40000000 /* GIRQ1En (ISAC/ADI) (High) */ 88#define intVID 0x20000000 /* GIRQ0En (VSYNC) (High) */ 89#define intCOD 0x10000000 /* CodRepIrqEn (High) */ 90#define intPCI 0x01000000 /* PCI IntA enable (High) */ 91 92 volatile u_int i20I2CCtrl; /* Offset 44 */ 93} I20_REGISTER_FILE, *PI20_REGISTER_FILE; 94 95/* 96 * Postoffice structure for A4T 97 * 98 */ 99#define PO_OFFSET 0x00000200 /* Postoffice offset from base */ 100 101#define GCS_0 0x00000000 /* Guest bus chip selects */ 102#define GCS_1 0x00100000 103#define GCS_2 0x00200000 104#define GCS_3 0x00300000 105 106#define PO_READ 0x00000000 /* R/W from/to guest bus */ 107#define PO_WRITE 0x00800000 108 109#define PO_PEND 0x02000000 110 111#define POSTOFFICE(postoffice) *(volatile unsigned int *)(postoffice) 112 113/* Wait unlimited (don't worry) */ 114#define __WAITI20__(postoffice) \ 115 do { \ 116 while ((POSTOFFICE(postoffice) & PO_PEND)) ; \ 117 } while (0) 118 119#endif /* __BKM_AX_H__ */ 120