X-Git-Url: https://scm.lunaixsky.com/lunaix-os.git/blobdiff_plain/f05a333a0f27f401ff32cfd2e74364ee4ecc893a..c4d08ac5260bb26db10bcfd9dc6fd2db60efebe9:/lunaix-os/includes/hal/ahci/ahci.h?ds=sidebyside diff --git a/lunaix-os/includes/hal/ahci/ahci.h b/lunaix-os/includes/hal/ahci/ahci.h index c0c483a..c768510 100644 --- a/lunaix-os/includes/hal/ahci/ahci.h +++ b/lunaix-os/includes/hal/ahci/ahci.h @@ -1,7 +1,7 @@ #ifndef __LUNAIX_AHCI_H #define __LUNAIX_AHCI_H -#include +#include "hba.h" /* * Macro naming rule: @@ -14,149 +14,6 @@ #define AHCI_HBA_CLASS 0x10601 -#define HBA_RCAP 0 -#define HBA_RGHC 1 -#define HBA_RIS 2 -#define HBA_RPI 3 -#define HBA_RVER 4 - -#define HBA_RPBASE (0x40) -#define HBA_RPSIZE (0x80 >> 2) -#define HBA_RPxCLB 0 -#define HBA_RPxFB 2 -#define HBA_RPxIS 4 -#define HBA_RPxIE 5 -#define HBA_RPxCMD 6 -#define HBA_RPxTFD 8 -#define HBA_RPxSIG 9 -#define HBA_RPxSSTS 10 -#define HBA_RPxSCTL 11 -#define HBA_RPxSERR 12 -#define HBA_RPxSACT 13 -#define HBA_RPxCI 14 -#define HBA_RPxSNTF 15 -#define HBA_RPxFBS 16 - -#define HBA_PxCMD_FRE (1 << 4) -#define HBA_PxCMD_CR (1 << 15) -#define HBA_PxCMD_FR (1 << 14) -#define HBA_PxCMD_ST (1) -#define HBA_PxINTR_DMA (1 << 2) -#define HBA_PxINTR_D2HR (1) - -#define HBA_RGHC_ACHI_ENABLE (1 << 31) -#define HBA_RGHC_INTR_ENABLE (1 << 1) -#define HBA_RGHC_RESET 1 - -#define HBA_RPxSSTS_PWR(x) (((x) >> 8) & 0xf) -#define HBA_RPxSSTS_IF(x) (((x) >> 4) & 0xf) -#define HBA_RPxSSTS_PHYSTATE(x) ((x)&0xf) - -#define HBA_DEV_SIG_ATAPI 0xeb140101 -#define HBA_DEV_SIG_ATA 0x00000101 - -#define __HBA_PACKED__ __attribute__((packed)) - -typedef unsigned int hba_reg_t; - -#define HBA_CMDH_FIS_LEN(fis_bytes) (((fis_bytes) / 4) & 0x1f) -#define HBA_CMDH_ATAPI (1 << 5) -#define HBA_CMDH_WRITE (1 << 6) -#define HBA_CMDH_PREFETCH (1 << 7) -#define HBA_CMDH_R (1 << 8) -#define HBA_CMDH_CLR_BUSY (1 << 10) -#define HBA_CMDH_PRDT_LEN(entries) (((entries)&0xffff) << 16) - -struct ahci_hba_cmdh -{ - uint16_t options; - uint16_t prdt_len; - uint32_t transferred_size; - uint32_t cmd_table_base; - uint32_t reserved[5]; -} __HBA_PACKED__; - -#define HBA_PRDTE_BYTE_CNT(cnt) ((cnt & 0x3FFFFF) | 0x1) - -struct ahci_hba_prdte -{ - uint32_t data_base; - uint32_t reserved[2]; - uint32_t byte_count; -} __HBA_PACKED__; - -struct ahci_hba_cmdt -{ - uint8_t command_fis[64]; - uint8_t atapi_cmd[16]; - uint8_t reserved[0x30]; - struct ahci_hba_prdte entries[3]; -} __HBA_PACKED__; - -#define SATA_REG_FIS_D2H 0x34 -#define SATA_REG_FIS_H2D 0x27 -#define SATA_REG_FIS_COMMAND 0x80 -#define SATA_LBA_COMPONENT(lba, offset) ((((lba_lo) >> (offset)) & 0xff)) - -struct sata_fis_head -{ - uint8_t type; - uint8_t options; - uint8_t status_cmd; - uint8_t feat_err; -} __HBA_PACKED__; - -struct sata_reg_fis -{ - struct sata_fis_head head; - - uint8_t lba0, lba8, lba16; - uint8_t dev; - uint8_t lba24, lba32, lba40; - uint8_t reserved1; - - uint16_t count; - - uint8_t reserved[6]; -} __HBA_PACKED__; - -struct sata_data_fis -{ - struct sata_fis_head head; - - uint8_t data[0]; -} __HBA_PACKED__; - -struct ahci_device_info -{ - char serial_num[20]; - char model[40]; - uint32_t max_lba; - uint32_t sector_size; - uint8_t wwn[8]; -}; - -struct ahci_port -{ - volatile hba_reg_t* regs; - unsigned int ssts; - struct ahci_hba_cmdh* cmdlst; - struct sata_fis_head* fis; - struct ahci_device_info* device_info; -}; - -struct ahci_hba -{ - volatile hba_reg_t* base; - unsigned int ports_num; - unsigned int cmd_slots; - unsigned int version; - struct ahci_port* ports[32]; -}; - -#define ATA_IDENTIFY_DEVICE 0xec -#define ATA_IDENTIFY_PAKCET_DEVICE 0xa1 - /** * @brief 初始化AHCI与HBA * @@ -167,7 +24,19 @@ ahci_init(); void ahci_list_device(); +unsigned int +ahci_get_port_usage(); + +struct hba_port* +ahci_get_port(unsigned int index); + +void +ahci_parse_dev_info(struct hba_device* dev_info, uint16_t* data); + +void +ahci_parsestr(char* str, uint16_t* reg_start, int size_word); + int -ahci_identify_device(struct ahci_port* port); +ahci_try_send(struct hba_port* port, int slot); #endif /* __LUNAIX_AHCI_H */