diff options
| author | Ralf Baechle <ralf@linux-mips.org> | 1998-08-25 09:12:35 +0000 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 1998-08-25 09:12:35 +0000 |
| commit | c7fc24dc4420057f103afe8fc64524ebc25c5d37 (patch) | |
| tree | 3682407a599b8f9f03fc096298134cafba1c9b2f /drivers/scsi/cyberstormII.h | |
| parent | 1d793fade8b063fde3cf275bf1a5c2d381292cd9 (diff) | |
o Merge with Linux 2.1.116.
o New Newport console code.
o New G364 console code.
Diffstat (limited to 'drivers/scsi/cyberstormII.h')
| -rw-r--r-- | drivers/scsi/cyberstormII.h | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/drivers/scsi/cyberstormII.h b/drivers/scsi/cyberstormII.h new file mode 100644 index 000000000..257e438b1 --- /dev/null +++ b/drivers/scsi/cyberstormII.h @@ -0,0 +1,59 @@ +/* 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 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_dir: &proc_scsi_esp, \ + name: "CyberStorm Mk II SCSI", \ + detect: cyberII_esp_detect, \ + release: NULL, \ + 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: DISABLE_CLUSTERING } + +#endif /* CYBERII_ESP_H */ + |