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