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Signed-off-by: Dan Williams <dan.j.williams@intel.com> [hch: split into a separate header and commit] Signed-off-by: Christoph Hellwig <hch@lst.de> [tj: dropped duplicate definition of AHCI_VSCAP spotted by Sergei] Cc: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> Signed-off-by: Tejun Heo <tj@kernel.org>
29 lines
568 B
C
29 lines
568 B
C
#ifndef _LINUX_AHCI_REMAP_H
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#define _LINUX_AHCI_REMAP_H
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#include <linux/sizes.h>
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#define AHCI_VSCAP 0xa4
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#define AHCI_REMAP_CAP 0x800
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/* device class code */
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#define AHCI_REMAP_N_DCC 0x880
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/* remap-device base relative to ahci-bar */
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#define AHCI_REMAP_N_OFFSET SZ_16K
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#define AHCI_REMAP_N_SIZE SZ_16K
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#define AHCI_MAX_REMAP 3
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static inline unsigned int ahci_remap_dcc(int i)
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{
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return AHCI_REMAP_N_DCC + i * 0x80;
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}
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static inline unsigned int ahci_remap_base(int i)
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{
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return AHCI_REMAP_N_OFFSET + i * AHCI_REMAP_N_SIZE;
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}
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#endif /* _LINUX_AHCI_REMAP_H */
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