#include "ehci_types.h"
#include "usb.h"
#include "ehci_defs.h"

Include dependency graph for ehci.h:

This graph shows which files directly or indirectly include this file:

Data Structures
struct	ehci_device

struct	ehci_urb

struct	ehci_hcd

struct	ehci_qtd

union	ehci_shadow

struct	ehci_qh

Macros
#define	__hc32 __le32

#define	__hc16 __le16

#define	EHCI_MAX_ROOT_PORTS 8 /* see HCS_N_PORTS */

#define	EHCI_MAX_QTD 8

#define	ep_bit(ep) (((ep)&0xf)+(((ep)>>7)?16:0))

#define	get_toggle(dev, ep) (((dev)->toggles>>ep_bit(ep))&1)

#define	set_toggle(dev, ep, v) (dev)->toggles = ((dev)->toggles &(~(1<<ep_bit(ep)))) \| ((v)<<ep_bit(ep))

#define	DEFAULT_I_TDPS 1024 /* some HCs can do less */

#define	QTD_NEXT(dma) cpu_to_hc32( (u32)dma)

#define	QTD_TOGGLE (1 << 31) /* data toggle */

#define	QTD_LENGTH(tok) (((tok)>>16) & 0x7fff)

#define	QTD_IOC (1 << 15) /* interrupt on complete */

#define	QTD_CERR(tok) (((tok)>>10) & 0x3)

#define	QTD_PID(tok) (((tok)>>8) & 0x3)

#define	QTD_STS_ACTIVE (1 << 7) /* HC may execute this */

#define	QTD_STS_HALT (1 << 6) /* halted on error */

#define	QTD_STS_DBE (1 << 5) /* data buffer error (in HC) */

#define	QTD_STS_BABBLE (1 << 4) /* device was babbling (qtd halted) */

#define	QTD_STS_XACT (1 << 3) /* device gave illegal response */

#define	QTD_STS_MMF (1 << 2) /* incomplete split transaction */

#define	QTD_STS_STS (1 << 1) /* split transaction state */

#define	QTD_STS_PING (1 << 0) /* issue PING? */

#define	ACTIVE_BIT(ehci) cpu_to_hc32( QTD_STS_ACTIVE)

#define	HALT_BIT(ehci) cpu_to_hc32( QTD_STS_HALT)

#define	STATUS_BIT(ehci) cpu_to_hc32( QTD_STS_STS)

#define	QTD_MASK(ehci) cpu_to_hc32 ( ~0x1f)

#define	IS_SHORT_READ(token) (QTD_LENGTH (token) != 0 && QTD_PID (token) == 1)

#define	Q_NEXT_TYPE(dma) ((dma) & cpu_to_hc32( 3 << 1))

#define	Q_TYPE_ITD (0 << 1)

#define	Q_TYPE_QH (1 << 1)

#define	Q_TYPE_SITD (2 << 1)

#define	Q_TYPE_FSTN (3 << 1)

#define	QH_NEXT(dma) (cpu_to_hc32( (((u32)dma)&~0x01f)\|Q_TYPE_QH))

#define	EHCI_LIST_END() cpu_to_hc32( 1) /* "null pointer" to hw */

#define	QH_HEAD 0x00008000

#define	QH_SMASK 0x000000ff

#define	QH_CMASK 0x0000ff00

#define	QH_HUBADDR 0x007f0000

#define	QH_HUBPORT 0x3f800000

#define	QH_MULT 0xc0000000

#define	NO_FRAME ((unsigned short)~0) /* pick new start */

#define	cpu_to_hc32(b) cpu_to_le32(b)

#define	hc32_to_cpu(b) le32_to_cpu(b)

#define	hc32_to_cpup(b) le32_to_cpu(*(b))

#define	STUB_DEBUG_FILES

Functions
struct ehci_qtd	__attribute__ ((aligned(32)))

void *	ehci_maligned (int size, int alignement, int crossing)

dma_addr_t	ehci_virt_to_dma (void *)

dma_addr_t	ehci_dma_map_to (void *buf, size_t len)

dma_addr_t	ehci_dma_map_from (void *buf, size_t len)

dma_addr_t	ehci_dma_map_bidir (void *buf, size_t len)

void	ehci_dma_unmap_to (dma_addr_t buf, size_t len)

void	ehci_dma_unmap_from (dma_addr_t buf, size_t len)

void	ehci_dma_unmap_bidir (dma_addr_t buf, size_t len)

void	ehci_usleep (int time)

void	ehci_msleep (int time)

s32	ehci_control_message (struct ehci_hcd ehci, struct ehci_device dev, u8 bmRequestType, u8 bmRequest, u16 wValue, u16 wIndex, u16 wLength, void *buf)

s32	ehci_bulk_message (struct ehci_hcd ehci, struct ehci_device dev, u8 bEndpoint, u16 wLength, void *rpData)

int	ehci_discover (struct ehci_hcd *ehci)

int	ehci_get_device_list (struct ehci_hcd ehci, u8 maxdev, u8 b0, u8 num, u16 *buf)

int	ehci_reset_port2 (struct ehci_hcd *ehci, int port)

int	ehci_open_device (struct ehci_hcd *ehci, int vid, int pid, int fd)

int	ehci_close_device (struct ehci_device *dev)

void *	ehci_fd_to_dev (struct ehci_hcd *ehci, int fd)

int	ehci_release_ports (struct ehci_hcd *ehci)

s32	USBStorage_Init (void)

s32	USBStorage_Read_Sectors (int device, u32 sector, u32 numSectors, void *buffer)

s32	USBStorage_Read_Stress (u32 sector, u32 numSectors, void *buffer)

s32	USBStorage_Write_Sectors (int device, u32 sector, u32 numSectors, const void *buffer)

Variables
__hc32	hw_next

__hc32	hw_alt_next

__hc32	hw_token

__hc32	hw_buf [5]

__hc32	hw_buf_hi [5]

dma_addr_t	qtd_dma

struct ehci_qtd *	next

struct ehci_urb *	urb

size_t	length

union ehci_shadow	__attribute__

__hc32	hw_info1

__hc32	hw_info2

__hc32	hw_current

__hc32	hw_qtd_next

dma_addr_t	qh_dma

struct ehci_qtd *	qtd_head

struct ehci_hcd *	ehci

Macro Definition Documentation

◆ __hc16

#define __hc16 __le16

Definition at line 40 of file ehci.h.

◆ __hc32

#define __hc32 __le32

Definition at line 39 of file ehci.h.

◆ ACTIVE_BIT

#define ACTIVE_BIT ( ehci ) cpu_to_hc32( QTD_STS_ACTIVE)

Definition at line 18 of file ehci.h.

◆ cpu_to_hc32

#define cpu_to_hc32 ( b ) cpu_to_le32(b)

Definition at line 244 of file ehci.h.

◆ DEFAULT_I_TDPS

#define DEFAULT_I_TDPS 1024 /* some HCs can do less */

Definition at line 94 of file ehci.h.

◆ EHCI_LIST_END

#define EHCI_LIST_END ( ) cpu_to_hc32( 1) /* "null pointer" to hw */

Definition at line 179 of file ehci.h.

◆ EHCI_MAX_QTD

#define EHCI_MAX_QTD 8

Definition at line 46 of file ehci.h.

◆ EHCI_MAX_ROOT_PORTS

#define EHCI_MAX_ROOT_PORTS 8 /* see HCS_N_PORTS */

Definition at line 45 of file ehci.h.

◆ ep_bit

#define ep_bit ( ep ) (((ep)&0xf)+(((ep)>>7)?16:0))

Definition at line 57 of file ehci.h.

◆ get_toggle

#define get_toggle	(	dev,
		ep
	)	(((dev)->toggles>>ep_bit(ep))&1)

Definition at line 58 of file ehci.h.

◆ HALT_BIT

#define HALT_BIT ( ehci ) cpu_to_hc32( QTD_STS_HALT)

Definition at line 19 of file ehci.h.

◆ hc32_to_cpu

#define hc32_to_cpu ( b ) le32_to_cpu(b)

Definition at line 245 of file ehci.h.

◆ hc32_to_cpup

#define hc32_to_cpup ( b ) le32_to_cpu(*(b))

Definition at line 246 of file ehci.h.

◆ IS_SHORT_READ

#define IS_SHORT_READ ( token ) (QTD_LENGTH (token) != 0 && QTD_PID (token) == 1)

Definition at line 155 of file ehci.h.

◆ NO_FRAME

#define NO_FRAME ((unsigned short)~0) /* pick new start */

Definition at line 25 of file ehci.h.

◆ Q_NEXT_TYPE

#define Q_NEXT_TYPE ( dma ) ((dma) & cpu_to_hc32( 3 << 1))

Definition at line 160 of file ehci.h.

◆ Q_TYPE_FSTN

#define Q_TYPE_FSTN (3 << 1)

Definition at line 173 of file ehci.h.

◆ Q_TYPE_ITD

#define Q_TYPE_ITD (0 << 1)

Definition at line 170 of file ehci.h.

◆ Q_TYPE_QH

#define Q_TYPE_QH (1 << 1)

Definition at line 171 of file ehci.h.

◆ Q_TYPE_SITD

#define Q_TYPE_SITD (2 << 1)

Definition at line 172 of file ehci.h.

◆ QH_CMASK

#define QH_CMASK 0x0000ff00

Definition at line 6 of file ehci.h.

◆ QH_HEAD

#define QH_HEAD 0x00008000

Definition at line 3 of file ehci.h.

◆ QH_HUBADDR

#define QH_HUBADDR 0x007f0000

Definition at line 7 of file ehci.h.

◆ QH_HUBPORT

#define QH_HUBPORT 0x3f800000

Definition at line 8 of file ehci.h.

◆ QH_MULT

#define QH_MULT 0xc0000000

Definition at line 9 of file ehci.h.

◆ QH_NEXT

#define QH_NEXT ( dma ) (cpu_to_hc32( (((u32)dma)&~0x01f)|Q_TYPE_QH))

Definition at line 176 of file ehci.h.

◆ QH_SMASK

#define QH_SMASK 0x000000ff

Definition at line 5 of file ehci.h.

◆ QTD_CERR

#define QTD_CERR ( tok ) (((tok)>>10) & 0x3)

Definition at line 7 of file ehci.h.

◆ QTD_IOC

#define QTD_IOC (1 << 15) /* interrupt on complete */

Definition at line 6 of file ehci.h.

◆ QTD_LENGTH

#define QTD_LENGTH ( tok ) (((tok)>>16) & 0x7fff)

Definition at line 5 of file ehci.h.

◆ QTD_MASK

#define QTD_MASK ( ehci ) cpu_to_hc32 ( ~0x1f)

Definition at line 153 of file ehci.h.

◆ QTD_NEXT

#define QTD_NEXT ( dma ) cpu_to_hc32( (u32)dma)

Definition at line 109 of file ehci.h.

◆ QTD_PID

#define QTD_PID ( tok ) (((tok)>>8) & 0x3)

Definition at line 8 of file ehci.h.

◆ QTD_STS_ACTIVE

#define QTD_STS_ACTIVE (1 << 7) /* HC may execute this */

Definition at line 9 of file ehci.h.

◆ QTD_STS_BABBLE

#define QTD_STS_BABBLE (1 << 4) /* device was babbling (qtd halted) */

Definition at line 12 of file ehci.h.

◆ QTD_STS_DBE

#define QTD_STS_DBE (1 << 5) /* data buffer error (in HC) */

Definition at line 11 of file ehci.h.

◆ QTD_STS_HALT

#define QTD_STS_HALT (1 << 6) /* halted on error */

Definition at line 10 of file ehci.h.

◆ QTD_STS_MMF

#define QTD_STS_MMF (1 << 2) /* incomplete split transaction */

Definition at line 14 of file ehci.h.

◆ QTD_STS_PING

#define QTD_STS_PING (1 << 0) /* issue PING? */

Definition at line 16 of file ehci.h.

◆ QTD_STS_STS

#define QTD_STS_STS (1 << 1) /* split transaction state */

Definition at line 15 of file ehci.h.

◆ QTD_STS_XACT

#define QTD_STS_XACT (1 << 3) /* device gave illegal response */

Definition at line 13 of file ehci.h.

◆ QTD_TOGGLE

#define QTD_TOGGLE (1 << 31) /* data toggle */

Definition at line 4 of file ehci.h.

◆ set_toggle

#define set_toggle	(	dev,
		ep,
		v
	)	(dev)->toggles = ((dev)->toggles &(~(1<<ep_bit(ep)))) \| ((v)<<ep_bit(ep))

Definition at line 59 of file ehci.h.

◆ STATUS_BIT

#define STATUS_BIT ( ehci ) cpu_to_hc32( QTD_STS_STS)

Definition at line 20 of file ehci.h.

◆ STUB_DEBUG_FILES

#define STUB_DEBUG_FILES

Definition at line 286 of file ehci.h.

Function Documentation

◆ attribute()

struct ehci_qtd __attribute__ ( (aligned(32)) )

◆ ehci_bulk_message()

s32 ehci_bulk_message	(	struct ehci_hcd *	ehci,
		struct ehci_device *	dev,
		u8	bEndpoint,
		u16	wLength,
		void *	rpData
	)

Definition at line 682 of file ehci.c.

◆ ehci_close_device()

int ehci_close_device ( struct ehci_device * dev )

Definition at line 1028 of file ehci.c.

◆ ehci_control_message()

s32 ehci_control_message	(	struct ehci_hcd *	ehci,
		struct ehci_device *	dev,
		u8	bmRequestType,
		u8	bmRequest,
		u16	wValue,
		u16	wIndex,
		u16	wLength,
		void *	buf
	)

Definition at line 651 of file ehci.c.

◆ ehci_discover()

int ehci_discover ( struct ehci_hcd * ehci )

Definition at line 984 of file ehci.c.

◆ ehci_dma_map_bidir()

dma_addr_t ehci_dma_map_bidir	(	void *	buf,
		size_t	len
	)

Definition at line 84 of file usb_os.c.

◆ ehci_dma_map_from()

dma_addr_t ehci_dma_map_from	(	void *	buf,
		size_t	len
	)

Definition at line 78 of file usb_os.c.

◆ ehci_dma_map_to()

dma_addr_t ehci_dma_map_to	(	void *	buf,
		size_t	len
	)

Definition at line 72 of file usb_os.c.

◆ ehci_dma_unmap_bidir()

void ehci_dma_unmap_bidir	(	dma_addr_t	buf,
		size_t	len
	)

Definition at line 100 of file usb_os.c.

◆ ehci_dma_unmap_from()

void ehci_dma_unmap_from	(	dma_addr_t	buf,
		size_t	len
	)

Definition at line 95 of file usb_os.c.

◆ ehci_dma_unmap_to()

void ehci_dma_unmap_to	(	dma_addr_t	buf,
		size_t	len
	)

Definition at line 90 of file usb_os.c.

◆ ehci_fd_to_dev()

void * ehci_fd_to_dev	(	struct ehci_hcd *	ehci,
		int	fd
	)

Definition at line 1034 of file ehci.c.

◆ ehci_get_device_list()

int ehci_get_device_list	(	struct ehci_hcd *	ehci,
		u8	maxdev,
		u8	b0,
		u8 *	num,
		u16 *	buf
	)

Definition at line 1048 of file ehci.c.

◆ ehci_maligned()

void * ehci_maligned	(	int	size,
		int	alignement,
		int	crossing
	)

Definition at line 41 of file usb_os.c.

◆ ehci_msleep()

void ehci_msleep ( int time )

Definition at line 110 of file usb_os.c.

◆ ehci_open_device()

int ehci_open_device	(	struct ehci_hcd *	ehci,
		int	vid,
		int	pid,
		int	fd
	)

Definition at line 1013 of file ehci.c.

◆ ehci_release_ports()

int ehci_release_ports ( struct ehci_hcd * ehci )

Definition at line 998 of file ehci.c.

◆ ehci_reset_port2()

int ehci_reset_port2	(	struct ehci_hcd *	ehci,
		int	port
	)

Definition at line 966 of file ehci.c.

◆ ehci_usleep()

void ehci_usleep ( int time )

Definition at line 105 of file usb_os.c.

◆ ehci_virt_to_dma()

dma_addr_t ehci_virt_to_dma ( void * a )

Definition at line 67 of file usb_os.c.

◆ USBStorage_Init()

s32 USBStorage_Init ( void )

Definition at line 1215 of file usbstorage.c.

◆ USBStorage_Read_Sectors()

s32 USBStorage_Read_Sectors	(	int	device,
		u32	sector,
		u32	numSectors,
		void *	buffer
	)

Definition at line 1342 of file usbstorage.c.

◆ USBStorage_Read_Stress()

s32 USBStorage_Read_Stress	(	u32	sector,
		u32	numSectors,
		void *	buffer
	)

◆ USBStorage_Write_Sectors()

s32 USBStorage_Write_Sectors	(	int	device,
		u32	sector,
		u32	numSectors,
		const void *	buffer
	)

Definition at line 1378 of file usbstorage.c.

Variable Documentation

◆ attribute

union ehci_shadow __attribute__

◆ ehci

struct ehci_hcd* ehci

Definition at line 23 of file ehci.h.

◆ hw_alt_next

__hc32 hw_alt_next

Definition at line 2 of file ehci.h.

◆ hw_buf

__hc32 hw_buf

Definition at line 22 of file ehci.h.

◆ hw_buf_hi

__hc32 hw_buf_hi

Definition at line 23 of file ehci.h.

◆ hw_current

__hc32 hw_current