/* * ultrastor.c (C) 1991 David B. Gentzel * Low-level scsi driver for UltraStor 14F * by David B. Gentzel, Whitfield Software Services, Carnegie, PA * (gentzel@nova.enet.dec.com) * Thanks to UltraStor for providing the necessary documentation */ #ifndef _ULTRASTOR_H #define _ULTRASTOR_H /* ??? These don't really belong here */ #ifndef TRUE # define TRUE 1 #endif #ifndef FALSE # define FALSE 0 #endif /* ??? This should go eventually, once the queueing bug is fixed */ #define USE_QUEUECOMMAND FALSE int ultrastor_14f_detect(int); const char *ultrastor_14f_info(void); int ultrastor_14f_queuecommand(unsigned char target, const void *cmnd, void *buff, int bufflen, void (*done)(int, int)); #if !USE_QUEUECOMMAND int ultrastor_14f_command(unsigned char target, const void *cmnd, void *buff, int bufflen); #endif int ultrastor_14f_abort(int); int ultrastor_14f_reset(void); #if !USE_QUEUECOMMAND #define ULTRASTOR_14F \ { "UltraStor 14F", ultrastor_14f_detect, ultrastor_14f_info, \ ultrastor_14f_command, 0, ultrastor_14f_abort, ultrastor_14f_reset, \ FALSE, 0, 0 } #else #define ULTRASTOR_14F \ { "UltraStor 14F", ultrastor_14f_detect, ultrastor_14f_info, 0, \ ultrastor_14f_queuecommand, ultrastor_14f_abort, ultrastor_14f_reset, \ TRUE, 0, 0 } #endif #define UD_DETECT 0x1 #define UD_COMMAND 0x2 #define UD_RESET 0x4 #ifdef ULTRASTOR_PRIVATE /* #define PORT_OVERRIDE 0x330 */ /* Port addresses (relative to the base address) */ #define LCL_DOORBELL_MASK(port) ((port) + 0x0) #define LCL_DOORBELL_INTR(port) ((port) + 0x1) #define SYS_DOORBELL_MASK(port) ((port) + 0x2) #define SYS_DOORBELL_INTR(port) ((port) + 0x3) #define PRODUCT_ID(port) ((port) + 0x4) #define CONFIG(port) ((port) + 0x6) #define OGM_DATA_PTR(port) ((port) + 0x8) #define ICM_DATA_PTR(port) ((port) + 0xC) /* Values for the PRODUCT_ID ports for the 14F */ #define US14F_PRODUCT_ID_0 0x56 #define US14F_PRODUCT_ID_1 0x40 /* NOTE: Only upper nibble is used */ /* MSCP field values */ /* Opcode */ #define OP_HOST_ADAPTER 0x1 #define OP_SCSI 0x2 #define OP_RESET 0x4 /* Date Transfer Direction */ #define DTD_SCSI 0x0 #define DTD_IN 0x1 #define DTD_OUT 0x2 #define DTD_NONE 0x3 /* Host Adapter command subcodes */ #define HA_CMD_INQUIRY 0x1 #define HA_CMD_SELF_DIAG 0x2 #define HA_CMD_READ_BUFF 0x3 #define HA_CMD_WRITE_BUFF 0x4 #endif #endif