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1 | /* SPDX-License-Identifier: GPL-2.0 */ | |
2 | #ifndef _LINUX_AHCI_REMAP_H | |
3 | #define _LINUX_AHCI_REMAP_H | |
4 | ||
5 | #include <linux/sizes.h> | |
6 | ||
7 | #define AHCI_VSCAP 0xa4 | |
8 | #define AHCI_REMAP_CAP 0x800 | |
9 | ||
10 | /* device class code */ | |
11 | #define AHCI_REMAP_N_DCC 0x880 | |
12 | ||
13 | /* remap-device base relative to ahci-bar */ | |
14 | #define AHCI_REMAP_N_OFFSET SZ_16K | |
15 | #define AHCI_REMAP_N_SIZE SZ_16K | |
16 | ||
17 | #define AHCI_MAX_REMAP 3 | |
18 | ||
19 | static inline unsigned int ahci_remap_dcc(int i) | |
20 | { | |
21 | return AHCI_REMAP_N_DCC + i * 0x80; | |
22 | } | |
23 | ||
24 | static inline unsigned int ahci_remap_base(int i) | |
25 | { | |
26 | return AHCI_REMAP_N_OFFSET + i * AHCI_REMAP_N_SIZE; | |
27 | } | |
28 | ||
29 | #endif /* _LINUX_AHCI_REMAP_H */ |