Voxia OS v0.0.1
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Public Member Functions | Static Public Member Functions | Protected Member Functions | Private Member Functions | Private Attributes
AHCIModule Class Reference

#include <ahci.hpp>

Inheritance diagram for AHCIModule:
IOforgePCI IOForge

Public Member Functions

 AHCIModule ()
 
void load () override
 
void unload () override
 
int submit_impl (struct ioforge_block_device *dev, struct ioforge_block_request *req)
 
- Public Member Functions inherited from IOforgePCI
 IOforgePCI (const char *mod)
 
struct ioforge_pci_device * findDevice (uint16_t vendor_id, uint16_t device_id)
 
- Public Member Functions inherited from IOForge
 IOForge (const char *mod)
 

Static Public Member Functions

static AHCIModule * getInstance ()
 

Protected Member Functions

void port_power_off (ahci_port_t *port)
 
void port_power_on (ahci_port_t *port)
 
void port_reset (ahci_port_t *port)
 
void setup ()
 
void probe ()
 
void port_configure (ahci_port_t *port, struct ahci_internal_vaddr *vaddr)
 
bool ata_rw (ahci_port_t *p, struct ahci_internal_vaddr *vaddr, struct ioforge_block_request *req)
 
int atapi_packet (ahci_port_t *p, struct ahci_internal_vaddr *vaddr, struct ioforge_block_request *req)
 
int ata_identify (ahci_port_t *p, struct ahci_internal_vaddr *vaddr, struct ioforge_block_request *req, bool is_atapi)
 
int ata_flush (ahci_port_t *p, struct ahci_internal_vaddr *vaddr, struct ioforge_block_request *req)
 
boolean_t issue_and_wait (ahci_port_t *p, int slot, uint32_t timeout)
 

Private Member Functions

void build_prdt (ahci_cmd_t *cmd, ahci_cmd_tbl_t *cmdtbl, void *buffer, size_t size)
 

Private Attributes

struct ioforge_pci_device * dev_
 
ahci_op_t * op
 

Additional Inherited Members

- Protected Attributes inherited from IOForge
const char * mod
 

Detailed Description

Definition at line 15 of file ahci.hpp.

Constructor & Destructor Documentation

◆ AHCIModule()

AHCIModule::AHCIModule ( )

Definition at line 7 of file init.cpp.

References IOforgePCI::IOforgePCI().

Referenced by getInstance().

Member Function Documentation

◆ ata_flush()

int AHCIModule::ata_flush ( ahci_port_t * p,
struct ahci_internal_vaddr * vaddr,
struct ioforge_block_request * req )
protected

Definition at line 340 of file ahci.cpp.

References ahci_fis_h2d_t::c, ahci_internal_vaddr::clb, ahci_internal_vaddr::cmd, cmd, ahci_fis_h2d_t::command, find_cmdslot(), ahci_fis_h2d_t::fis_type, FIS_TYPE_REG_H2D, issue_and_wait(), memset(), ioforge_block_request::packet_cmd, ioforge_block_request::packet_cmd_len, and ioforge_block_request::timeout_ms.

◆ ata_identify()

int AHCIModule::ata_identify ( ahci_port_t * p,
struct ahci_internal_vaddr * vaddr,
struct ioforge_block_request * req,
bool is_atapi )
protected

Definition at line 296 of file ahci.cpp.

References ATA_CMD_IDENTIFY, ATA_CMD_IDENTIFY_PACKET, ioforge_block_request::buffer, build_prdt(), ahci_fis_h2d_t::c, ahci_internal_vaddr::clb, ahci_internal_vaddr::cmd, cmd, ahci_fis_h2d_t::command, ahci_fis_h2d_t::counth, ahci_fis_h2d_t::countl, ahci_fis_h2d_t::device, find_cmdslot(), ahci_fis_h2d_t::fis_type, FIS_TYPE_REG_H2D, ahci_port_t::is, issue_and_wait(), ahci_fis_h2d_t::lba0, ahci_fis_h2d_t::lba1, ahci_fis_h2d_t::lba2, ahci_fis_h2d_t::lba3, ahci_fis_h2d_t::lba4, ahci_fis_h2d_t::lba5, memset(), and ioforge_block_request::timeout_ms.

Referenced by submit_impl().

◆ ata_rw()

bool AHCIModule::ata_rw ( ahci_port_t * p,
struct ahci_internal_vaddr * vaddr,
struct ioforge_block_request * req )
protected

Definition at line 185 of file ahci.cpp.

References ATA_CMD_READ_DMA_EXT, ATA_CMD_WRITE_DMA_EXT, ioforge_block_request::block_count, ioforge_block_request::buffer, build_prdt(), ahci_fis_h2d_t::c, ahci_internal_vaddr::clb, ahci_internal_vaddr::cmd, cmd, ahci_fis_h2d_t::command, ahci_fis_h2d_t::counth, ahci_fis_h2d_t::countl, ahci_fis_h2d_t::device, ahci_fis_h2d_t::featureh, ahci_fis_h2d_t::featurel, find_cmdslot(), ahci_fis_h2d_t::fis_type, FIS_TYPE_REG_H2D, IOFORGE_BLOCK_OP_WRITE, ahci_port_t::is, issue_and_wait(), ioforge_block_request::lba, ahci_fis_h2d_t::lba0, ahci_fis_h2d_t::lba1, ahci_fis_h2d_t::lba2, ahci_fis_h2d_t::lba3, ahci_fis_h2d_t::lba4, ahci_fis_h2d_t::lba5, memset(), ioforge_block_request::op, and ioforge_block_request::timeout_ms.

Referenced by submit_impl().

◆ atapi_packet()

int AHCIModule::atapi_packet ( ahci_port_t * p,
struct ahci_internal_vaddr * vaddr,
struct ioforge_block_request * req )
protected

Definition at line 235 of file ahci.cpp.

References ATA_CMD_PACKET, ioforge_block_request::buffer, ioforge_block_request::buffer_size, build_prdt(), ahci_fis_h2d_t::c, ahci_internal_vaddr::clb, ahci_internal_vaddr::cmd, cmd, ahci_fis_h2d_t::command, ahci_fis_h2d_t::device, ahci_fis_h2d_t::featureh, ahci_fis_h2d_t::featurel, find_cmdslot(), ahci_fis_h2d_t::fis_type, FIS_TYPE_REG_H2D, ioforge_block_request::flags, IOFORGE_FLAG_DMA, IOFORGE_FLAG_WRITE, ahci_port_t::is, issue_and_wait(), ahci_fis_h2d_t::lba1, ahci_fis_h2d_t::lba2, memcopy(), memset(), ioforge_block_request::packet_cmd, ioforge_block_request::packet_cmd_len, ahci_port_t::serr, and ioforge_block_request::timeout_ms.

Referenced by submit_impl().

◆ build_prdt()

void AHCIModule::build_prdt ( ahci_cmd_t * cmd,
ahci_cmd_tbl_t * cmdtbl,
void * buffer,
size_t size )
private

Definition at line 159 of file ahci.cpp.

References addr, buffer, cmd, idx, and size.

Referenced by ata_identify(), ata_rw(), and atapi_packet().

◆ getInstance()

AHCIModule * AHCIModule::getInstance ( )
static

Definition at line 10 of file init.cpp.

References AHCIModule(), and instance.

Referenced by submit().

◆ issue_and_wait()

boolean_t AHCIModule::issue_and_wait ( ahci_port_t * p,
int slot,
uint32_t timeout )
protected

Definition at line 98 of file ahci.cpp.

References ATA_DEV_BUSY, ATA_DEV_DRQ, ahci_port_t::ci, ioforge_sleep(), ahci_port_t::is, log, port_power_off(), port_power_on(), ahci_port_t::serr, slot, and ahci_port_t::tfd.

Referenced by ata_flush(), ata_identify(), ata_rw(), and atapi_packet().

◆ load()

void AHCIModule::load ( )
overridevirtual

Implements IOforgePCI.

Definition at line 17 of file init.cpp.

References dev_, IOforgePCI::findDevice(), log, IOForge::mod, and setup().

◆ port_configure()

void AHCIModule::port_configure ( ahci_port_t * port,
struct ahci_internal_vaddr * vaddr )
protected

Definition at line 418 of file ahci.cpp.

References ahci_internal_vaddr::clb, ahci_port_t::clb, ahci_port_t::clbu, ahci_internal_vaddr::cmd, cmd, IOForge::IOUtils::DMAAlloc(), ahci_internal_vaddr::fb, ahci_port_t::fb, ahci_port_t::fbu, IOForge::IOUtils::memset(), port_power_off(), and port_power_on().

Referenced by probe().

◆ port_power_off()

void AHCIModule::port_power_off ( ahci_port_t * port)
protected

Definition at line 42 of file ahci.cpp.

References ahci_port_t::cmd, log, IOForge::mod, and IOForge::IOUtils::sleep().

Referenced by issue_and_wait(), and port_configure().

◆ port_power_on()

void AHCIModule::port_power_on ( ahci_port_t * port)
protected

Definition at line 70 of file ahci.cpp.

References ahci_port_t::cmd, and IOForge::IOUtils::sleep().

Referenced by issue_and_wait(), port_configure(), and probe().

◆ port_reset()

void AHCIModule::port_reset ( ahci_port_t * port)
protected

References slot.

◆ probe()

void AHCIModule::probe ( )
protected

Definition at line 459 of file ahci.cpp.

References AHCI_DEV_NULL, AHCI_DEV_PM, AHCI_DEV_SATA, AHCI_DEV_SATAPI, AHCI_DEV_SEMB, ioforge_block_device::base, get_device_type(), ioforge_attach(), IOFORGE_BLOCK, IOFORGE_BLOCK_TYPE_SATA, IOFORGE_BLOCK_TYPE_SATAPI, ioforge_get_block_devices_root(), is_device_present(), kalloc(), log, memset(), IOForge::mod, ioforge_device::name, op, ioforge_block_device::ops, ioforge_block_device::port, port_configure(), port_power_on(), port_vaddr, strcpy(), ioforge_block_op::submit, submit(), ioforge_block_device::type, ioforge_device::type, and type.

Referenced by setup().

◆ setup()

void AHCIModule::setup ( )
protected

Definition at line 568 of file ahci.cpp.

References dev_, log, IOForge::mod, op, and probe().

Referenced by load().

◆ submit_impl()

int AHCIModule::submit_impl ( struct ioforge_block_device * dev,
struct ioforge_block_request * req )

Definition at line 378 of file ahci.cpp.

References ata_identify(), ata_rw(), atapi_packet(), IOFORGE_BLOCK_OP_FLUSH, IOFORGE_BLOCK_OP_IDENTIFY, IOFORGE_BLOCK_OP_PACKET, IOFORGE_BLOCK_OP_READ, IOFORGE_BLOCK_OP_WRITE, IOFORGE_BLOCK_TYPE_SATAPI, ahci_port_t::is, log, IOForge::mod, op, ioforge_block_request::op, ioforge_block_device::port, port_vaddr, and ioforge_block_device::type.

◆ unload()

void AHCIModule::unload ( )
overridevirtual

Implements IOforgePCI.

Definition at line 14 of file init.cpp.

Field Documentation

◆ dev_

struct ioforge_pci_device* AHCIModule::dev_
private

Definition at line 46 of file ahci.hpp.

Referenced by load(), and setup().

◆ op

ahci_op_t* AHCIModule::op
private

Definition at line 47 of file ahci.hpp.

Referenced by probe(), setup(), and submit_impl().

The documentation for this class was generated from the following files: