1 /* SPDX-License-Identifier: GPL-2.0 */ 1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _LINUX_AHCI_REMAP_H 2 #ifndef _LINUX_AHCI_REMAP_H
3 #define _LINUX_AHCI_REMAP_H 3 #define _LINUX_AHCI_REMAP_H
4 4
5 #include <linux/sizes.h> 5 #include <linux/sizes.h>
6 6
7 #define AHCI_VSCAP 0xa4 7 #define AHCI_VSCAP 0xa4
8 #define AHCI_REMAP_CAP 0x800 8 #define AHCI_REMAP_CAP 0x800
9 9
10 /* device class code */ 10 /* device class code */
11 #define AHCI_REMAP_N_DCC 0x880 11 #define AHCI_REMAP_N_DCC 0x880
12 12
13 /* remap-device base relative to ahci-bar */ 13 /* remap-device base relative to ahci-bar */
14 #define AHCI_REMAP_N_OFFSET SZ_16K 14 #define AHCI_REMAP_N_OFFSET SZ_16K
15 #define AHCI_REMAP_N_SIZE SZ_16K 15 #define AHCI_REMAP_N_SIZE SZ_16K
16 16
17 #define AHCI_MAX_REMAP 3 17 #define AHCI_MAX_REMAP 3
18 18
19 static inline unsigned int ahci_remap_dcc(int 19 static inline unsigned int ahci_remap_dcc(int i)
20 { 20 {
21 return AHCI_REMAP_N_DCC + i * 0x80; 21 return AHCI_REMAP_N_DCC + i * 0x80;
22 } 22 }
23 23
24 static inline unsigned int ahci_remap_base(int 24 static inline unsigned int ahci_remap_base(int i)
25 { 25 {
26 return AHCI_REMAP_N_OFFSET + i * AHCI_ 26 return AHCI_REMAP_N_OFFSET + i * AHCI_REMAP_N_SIZE;
27 } 27 }
28 28
29 #endif /* _LINUX_AHCI_REMAP_H */ 29 #endif /* _LINUX_AHCI_REMAP_H */
30 30
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.