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[/] [eco32/] [trunk/] [stdalone/] [dskchk2/] [dskchk2/] [idedsk.h] - Blame information for rev 198

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Line No. Rev Author Line
1 198 hellwig
/*
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 * idedsk.h -- IDE disk definitions
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 */
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#ifndef _IDEDSK_H_
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#define _IDEDSK_H_
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#define SECTOR_SIZE     512
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#define WPS             (SECTOR_SIZE / sizeof(unsigned int))
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#define BLOCK_SIZE      4096
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#define WPB             (BLOCK_SIZE / sizeof(unsigned int))
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#define DISK_BASE       ((unsigned *) 0xF0400000)  /* disk base address */
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#define DISK_CTRL       (DISK_BASE + 0)         /* control/status register */
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#define DISK_CNT        (DISK_BASE + 1)         /* sector count register */
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#define DISK_SCT        (DISK_BASE + 2)         /* disk sector register */
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#define DISK_CAP        (DISK_BASE + 3)         /* disk capacity register */
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#define DISK_BUFFER     ((unsigned *) 0xF0480000)  /* address of disk buffer */
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#define DISK_CTRL_STRT  0x01    /* a 1 written here starts the disk command */
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#define DISK_CTRL_IEN   0x02    /* enable disk interrupt */
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#define DISK_CTRL_WRT   0x04    /* command type: 0 = read, 1 = write */
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#define DISK_CTRL_ERR   0x08    /* 0 = ok, 1 = error; valid when DONE = 1 */
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#define DISK_CTRL_DONE  0x10    /* 1 = disk has finished the command */
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#define DISK_CTRL_READY 0x20    /* 1 = capacity valid, disk accepts command */
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#define DISK_IRQ        8       /* disk interrupt number */
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#define READY_RETRIES   1000000 /* retries to wait for disk to get ready */
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#endif /* _IDEDSK_H_ */

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