cyberstormII.h
上传用户:lgb322
上传日期:2013-02-24
资源大小:30529k
文件大小:2k
- /* cyberstormII.h: Defines and structures for the CyberStorm SCSI Mk II driver.
- *
- * Copyright (C) 1996 Jesper Skov (jskov@cygnus.co.uk)
- */
- #include "NCR53C9x.h"
- #ifndef CYBERII_ESP_H
- #define CYBERII_ESP_H
- /* The controller registers can be found in the Z2 config area at these
- * offsets:
- */
- #define CYBERII_ESP_ADDR 0x1ff03
- #define CYBERII_DMA_ADDR 0x1ff43
- /* The CyberStorm II DMA interface */
- struct cyberII_dma_registers {
- volatile unsigned char cond_reg; /* DMA cond (ro) [0x000] */
- #define ctrl_reg cond_reg /* DMA control (wo) [0x000] */
- unsigned char dmapad4[0x3f];
- volatile unsigned char dma_addr0; /* DMA address (MSB) [0x040] */
- unsigned char dmapad1[3];
- volatile unsigned char dma_addr1; /* DMA address [0x044] */
- unsigned char dmapad2[3];
- volatile unsigned char dma_addr2; /* DMA address [0x048] */
- unsigned char dmapad3[3];
- volatile unsigned char dma_addr3; /* DMA address (LSB) [0x04c] */
- };
- /* DMA control bits */
- #define CYBERII_DMA_LED 0x02 /* HD led control 1 = on */
- extern int cyberII_esp_detect(struct SHT *);
- extern int cyberII_esp_release(struct Scsi_Host *);
- extern const char *esp_info(struct Scsi_Host *);
- extern int esp_queue(Scsi_Cmnd *, void (*done)(Scsi_Cmnd *));
- extern int esp_command(Scsi_Cmnd *);
- extern int esp_abort(Scsi_Cmnd *);
- extern int esp_reset(Scsi_Cmnd *, unsigned int);
- extern int esp_proc_info(char *buffer, char **start, off_t offset, int length,
- int hostno, int inout);
- #define SCSI_CYBERSTORMII { proc_name: "esp-cyberstormII",
- proc_info: esp_proc_info,
- name: "CyberStorm Mk II SCSI",
- detect: cyberII_esp_detect,
- release: cyberII_esp_release,
- queuecommand: esp_queue,
- abort: esp_abort,
- reset: esp_reset,
- can_queue: 7,
- this_id: 7,
- sg_tablesize: SG_ALL,
- cmd_per_lun: 1,
- use_clustering: ENABLE_CLUSTERING }
- #endif /* CYBERII_ESP_H */