/* $Id: bkm_ax.h,v 1.5.6.3 2001/09/23 22:24:46 kai Exp $1*2* low level decls for T-Berkom cards A4T and Scitel Quadro (4*S0, passive)3*4* Author Roland Klabunde5* Copyright by Roland Klabunde <[email protected]>6*7* This software may be used and distributed according to the terms8* of the GNU General Public License, incorporated herein by reference.9*10*/1112#ifndef __BKM_AX_H__13#define __BKM_AX_H__1415/* Supported boards (subtypes) */16#define SCT_1 117#define SCT_2 218#define SCT_3 319#define SCT_4 420#define BKM_A4T 52122#define PLX_ADDR_PLX 0x14 /* Addr PLX configuration */23#define PLX_ADDR_ISAC 0x18 /* Addr ISAC */24#define PLX_ADDR_HSCX 0x1C /* Addr HSCX */25#define PLX_ADDR_ALE 0x20 /* Addr ALE */26#define PLX_ADDR_ALEPLUS 0x24 /* Next Addr behind ALE */2728#define PLX_SUBVEN 0x2C /* Offset SubVendor */29#define PLX_SUBSYS 0x2E /* Offset SubSystem */303132/* Application specific registers I20 (Siemens SZB6120H) */33typedef struct {34/* Video front end horizontal configuration register */35volatile u_int i20VFEHorzCfg; /* Offset 00 */36/* Video front end vertical configuration register */37volatile u_int i20VFEVertCfg; /* Offset 04 */38/* Video front end scaler and pixel format register */39volatile u_int i20VFEScaler; /* Offset 08 */40/* Video display top register */41volatile u_int i20VDispTop; /* Offset 0C */42/* Video display bottom register */43volatile u_int i20VDispBottom; /* Offset 10 */44/* Video stride, status and frame grab register */45volatile u_int i20VidFrameGrab;/* Offset 14 */46/* Video display configuration register */47volatile u_int i20VDispCfg; /* Offset 18 */48/* Video masking map top */49volatile u_int i20VMaskTop; /* Offset 1C */50/* Video masking map bottom */51volatile u_int i20VMaskBottom; /* Offset 20 */52/* Overlay control register */53volatile u_int i20OvlyControl; /* Offset 24 */54/* System, PCI and general purpose pins control register */55volatile u_int i20SysControl; /* Offset 28 */56#define sysRESET 0x01000000 /* bit 24:Softreset (Low) */57/* GPIO 4...0: Output fixed for our cfg! */58#define sysCFG 0x000000E0 /* GPIO 7,6,5: Input */59/* General purpose pins and guest bus control register */60volatile u_int i20GuestControl;/* Offset 2C */61#define guestWAIT_CFG 0x00005555 /* 4 PCI waits for all */62#define guestISDN_INT_E 0x01000000 /* ISDN Int en (low) */63#define guestVID_INT_E 0x02000000 /* Video interrupt en (low) */64#define guestADI1_INT_R 0x04000000 /* ADI #1 int req (low) */65#define guestADI2_INT_R 0x08000000 /* ADI #2 int req (low) */66#define guestISDN_RES 0x10000000 /* ISDN reset bit (high) */67#define guestADI1_INT_S 0x20000000 /* ADI #1 int pending (low) */68#define guestADI2_INT_S 0x40000000 /* ADI #2 int pending (low) */69#define guestISDN_INT_S 0x80000000 /* ISAC int pending (low) */7071#define g_A4T_JADE_RES 0x01000000 /* JADE Reset (High) */72#define g_A4T_ISAR_RES 0x02000000 /* ISAR Reset (High) */73#define g_A4T_ISAC_RES 0x04000000 /* ISAC Reset (High) */74#define g_A4T_JADE_BOOTR 0x08000000 /* JADE enable boot SRAM (Low) NOT USED */75#define g_A4T_ISAR_BOOTR 0x10000000 /* ISAR enable boot SRAM (Low) NOT USED */76#define g_A4T_JADE_INT_S 0x20000000 /* JADE interrupt pnd (Low) */77#define g_A4T_ISAR_INT_S 0x40000000 /* ISAR interrupt pnd (Low) */78#define g_A4T_ISAC_INT_S 0x80000000 /* ISAC interrupt pnd (Low) */7980volatile u_int i20CodeSource; /* Offset 30 */81volatile u_int i20CodeXferCtrl;/* Offset 34 */82volatile u_int i20CodeMemPtr; /* Offset 38 */8384volatile u_int i20IntStatus; /* Offset 3C */85volatile u_int i20IntCtrl; /* Offset 40 */86#define intISDN 0x40000000 /* GIRQ1En (ISAC/ADI) (High) */87#define intVID 0x20000000 /* GIRQ0En (VSYNC) (High) */88#define intCOD 0x10000000 /* CodRepIrqEn (High) */89#define intPCI 0x01000000 /* PCI IntA enable (High) */9091volatile u_int i20I2CCtrl; /* Offset 44 */92} I20_REGISTER_FILE, *PI20_REGISTER_FILE;9394/*95* Postoffice structure for A4T96*97*/98#define PO_OFFSET 0x00000200 /* Postoffice offset from base */99100#define GCS_0 0x00000000 /* Guest bus chip selects */101#define GCS_1 0x00100000102#define GCS_2 0x00200000103#define GCS_3 0x00300000104105#define PO_READ 0x00000000 /* R/W from/to guest bus */106#define PO_WRITE 0x00800000107108#define PO_PEND 0x02000000109110#define POSTOFFICE(postoffice) *(volatile unsigned int*)(postoffice)111112/* Wait unlimited (don't worry) */113#define __WAITI20__(postoffice) \114do { \115while ((POSTOFFICE(postoffice) & PO_PEND)) ; \116} while (0)117118#endif /* __BKM_AX_H__ */119120121