#include <linux/kernel.h>
#include <asm/immap_qe.h>
#include <asm/qe.h>
#include <asm/ucc.h>

Data Structures
struct	ucc_slow_info

struct	ucc_slow_private

Macros
#define	T_R 0x80000000 /* ready bit */

#define	T_PAD 0x40000000 /* add pads to short frames */

#define	T_W 0x20000000 /* wrap bit */

#define	T_I 0x10000000 /* interrupt on completion */

#define	T_L 0x08000000 /* last */

#define	T_A

#define	T_TC 0x04000000 /* transmit CRC */

#define	T_CM 0x02000000 /* continuous mode */

#define	T_DEF 0x02000000 /* collision on previous attempt to transmit */

#define	T_P

#define	T_HB 0x01000000 /* heartbeat */

#define	T_NS 0x00800000 /* No Stop */

#define	T_LC 0x00800000 /* late collision */

#define	T_RL 0x00400000 /* retransmission limit */

#define	T_UN 0x00020000 /* underrun */

#define	T_CT 0x00010000 /* CTS lost */

#define	T_CSL 0x00010000 /* carrier sense lost */

#define	T_RC 0x003c0000 /* retry count */

#define	R_E 0x80000000 /* buffer empty */

#define	R_W 0x20000000 /* wrap bit */

#define	R_I 0x10000000 /* interrupt on reception */

#define	R_L 0x08000000 /* last */

#define	R_C

#define	R_F 0x04000000 /* first */

#define	R_A

#define	R_CM 0x02000000 /* continuous mode */

#define	R_ID 0x01000000 /* buffer close on reception of idles */

#define	R_M

#define	R_AM 0x00800000 /* Address match */

#define	R_DE 0x00800000 /* Address match */

#define	R_LG 0x00200000 /* Break received */

#define	R_BR 0x00200000 /* Frame length violation */

#define	R_NO 0x00100000 /* Rx Non Octet Aligned Packet */

#define	R_FR

#define	R_PR 0x00080000 /* Parity Error character received */

#define	R_AB 0x00080000 /* Frame Aborted */

#define	R_SH 0x00080000 /* frame is too short */

#define	R_CR 0x00040000 /* CRC Error */

#define	R_OV 0x00020000 /* Overrun */

#define	R_CD 0x00010000 /* CD lost */

#define	R_CL

#define	UCC_SLOW_RX_ALIGN 4

#define	UCC_SLOW_MRBLR_ALIGNMENT 4

#define	UCC_SLOW_PRAM_SIZE 0x100

#define	ALIGNMENT_OF_UCC_SLOW_PRAM 64

Enumerations
enum	ucc_slow_channel_protocol_mode { UCC_SLOW_CHANNEL_PROTOCOL_MODE_QMC = 0x00000002, UCC_SLOW_CHANNEL_PROTOCOL_MODE_UART = 0x00000004, UCC_SLOW_CHANNEL_PROTOCOL_MODE_BISYNC = 0x00000008 }

enum	ucc_slow_transparent_tcrc { UCC_SLOW_TRANSPARENT_TCRC_CCITT_CRC16 = 0x00000000, UCC_SLOW_TRANSPARENT_TCRC_CRC16 = 0x00004000, UCC_SLOW_TRANSPARENT_TCRC_CCITT_CRC32 = 0x00008000 }

enum	ucc_slow_tx_oversampling_rate { UCC_SLOW_OVERSAMPLING_RATE_TX_TDCR_1 = 0x00000000, UCC_SLOW_OVERSAMPLING_RATE_TX_TDCR_8 = 0x00010000, UCC_SLOW_OVERSAMPLING_RATE_TX_TDCR_16 = 0x00020000, UCC_SLOW_OVERSAMPLING_RATE_TX_TDCR_32 = 0x00030000 }

enum	ucc_slow_rx_oversampling_rate { UCC_SLOW_OVERSAMPLING_RATE_RX_RDCR_1 = 0x00000000, UCC_SLOW_OVERSAMPLING_RATE_RX_RDCR_8 = 0x00004000, UCC_SLOW_OVERSAMPLING_RATE_RX_RDCR_16 = 0x00008000, UCC_SLOW_OVERSAMPLING_RATE_RX_RDCR_32 = 0x0000c000 }

enum	ucc_slow_tx_encoding_method { UCC_SLOW_TRANSMITTER_ENCODING_METHOD_TENC_NRZ = 0x00000000, UCC_SLOW_TRANSMITTER_ENCODING_METHOD_TENC_NRZI = 0x00000100 }

enum	ucc_slow_rx_decoding_method { UCC_SLOW_RECEIVER_DECODING_METHOD_RENC_NRZ = 0x00000000, UCC_SLOW_RECEIVER_DECODING_METHOD_RENC_NRZI = 0x00000800 }

enum	ucc_slow_diag_mode { UCC_SLOW_DIAG_MODE_NORMAL = 0x00000000, UCC_SLOW_DIAG_MODE_LOOPBACK = 0x00000040, UCC_SLOW_DIAG_MODE_ECHO = 0x00000080, UCC_SLOW_DIAG_MODE_LOOPBACK_ECHO = 0x000000c0 }

Functions
int	ucc_slow_init (struct ucc_slow_info us_info, struct ucc_slow_private *uccs_ret)

void	ucc_slow_free (struct ucc_slow_private *uccs)

void	ucc_slow_enable (struct ucc_slow_private *uccs, enum comm_dir mode)

void	ucc_slow_disable (struct ucc_slow_private *uccs, enum comm_dir mode)

void	ucc_slow_poll_transmitter_now (struct ucc_slow_private *uccs)

void	ucc_slow_graceful_stop_tx (struct ucc_slow_private *uccs)

void	ucc_slow_stop_tx (struct ucc_slow_private *uccs)

void	ucc_slow_restart_tx (struct ucc_slow_private *uccs)

u32	ucc_slow_get_qe_cr_subblock (int uccs_num)

Macro Definition Documentation

#define ALIGNMENT_OF_UCC_SLOW_PRAM 64

Definition at line 75 of file ucc_slow.h.

#define R_A

Value:

0x04000000 /* the first byte in this buffer is address

byte */

Definition at line 53 of file ucc_slow.h.

#define R_AB 0x00080000 /* Frame Aborted */

Definition at line 64 of file ucc_slow.h.

#define R_AM 0x00800000 /* Address match */

Definition at line 57 of file ucc_slow.h.

#define R_BR 0x00200000 /* Frame length violation */

Definition at line 60 of file ucc_slow.h.

#define R_C

Value:

0x08000000 /* the last byte in this buffer is a cntl

char */

Definition at line 51 of file ucc_slow.h.

#define R_CD 0x00010000 /* CD lost */

Definition at line 68 of file ucc_slow.h.

#define R_CL

Value:

0x00010000 /* this frame is closed because of a

collision */

Definition at line 69 of file ucc_slow.h.

#define R_CM 0x02000000 /* continuous mode */

Definition at line 54 of file ucc_slow.h.

#define R_CR 0x00040000 /* CRC Error */

Definition at line 66 of file ucc_slow.h.

#define R_DE 0x00800000 /* Address match */

Definition at line 58 of file ucc_slow.h.

#define R_E 0x80000000 /* buffer empty */

Definition at line 47 of file ucc_slow.h.

#define R_F 0x04000000 /* first */

Definition at line 52 of file ucc_slow.h.

#define R_FR

Value:

0x00100000 /* Framing Error (no stop bit) character

received */

Definition at line 62 of file ucc_slow.h.

#define R_I 0x10000000 /* interrupt on reception */

Definition at line 49 of file ucc_slow.h.

#define R_ID 0x01000000 /* buffer close on reception of idles */

Definition at line 55 of file ucc_slow.h.

#define R_L 0x08000000 /* last */

Definition at line 50 of file ucc_slow.h.

#define R_LG 0x00200000 /* Break received */

Definition at line 59 of file ucc_slow.h.

#define R_M

Value:

0x01000000 /* Frame received because of promiscuous

mode */

Definition at line 56 of file ucc_slow.h.

#define R_NO 0x00100000 /* Rx Non Octet Aligned Packet */

Definition at line 61 of file ucc_slow.h.

#define R_OV 0x00020000 /* Overrun */

Definition at line 67 of file ucc_slow.h.

#define R_PR 0x00080000 /* Parity Error character received */

Definition at line 63 of file ucc_slow.h.

#define R_SH 0x00080000 /* frame is too short */

Definition at line 65 of file ucc_slow.h.

#define R_W 0x20000000 /* wrap bit */

Definition at line 48 of file ucc_slow.h.

#define T_A

Value:

0x04000000 /* Address - the data transmitted as address

chars */

Definition at line 32 of file ucc_slow.h.

#define T_CM 0x02000000 /* continuous mode */

Definition at line 34 of file ucc_slow.h.

#define T_CSL 0x00010000 /* carrier sense lost */

Definition at line 43 of file ucc_slow.h.

#define T_CT 0x00010000 /* CTS lost */

Definition at line 42 of file ucc_slow.h.

#define T_DEF 0x02000000 /* collision on previous attempt to transmit */

Definition at line 35 of file ucc_slow.h.

#define T_HB 0x01000000 /* heartbeat */

Definition at line 37 of file ucc_slow.h.

#define T_I 0x10000000 /* interrupt on completion */

Definition at line 29 of file ucc_slow.h.

#define T_L 0x08000000 /* last */

Definition at line 30 of file ucc_slow.h.

#define T_LC 0x00800000 /* late collision */

Definition at line 39 of file ucc_slow.h.

#define T_NS 0x00800000 /* No Stop */

Definition at line 38 of file ucc_slow.h.

#define T_P

Value:

0x01000000 /* Preamble - send Preamble sequence before

data */

Definition at line 36 of file ucc_slow.h.

#define T_PAD 0x40000000 /* add pads to short frames */

Definition at line 27 of file ucc_slow.h.

#define T_R 0x80000000 /* ready bit */

Definition at line 26 of file ucc_slow.h.

#define T_RC 0x003c0000 /* retry count */

Definition at line 44 of file ucc_slow.h.

#define T_RL 0x00400000 /* retransmission limit */

Definition at line 40 of file ucc_slow.h.

#define T_TC 0x04000000 /* transmit CRC */

Definition at line 33 of file ucc_slow.h.

#define T_UN 0x00020000 /* underrun */

Definition at line 41 of file ucc_slow.h.

#define T_W 0x20000000 /* wrap bit */

Definition at line 28 of file ucc_slow.h.

#define UCC_SLOW_MRBLR_ALIGNMENT 4

Definition at line 73 of file ucc_slow.h.

#define UCC_SLOW_PRAM_SIZE 0x100

Definition at line 74 of file ucc_slow.h.

#define UCC_SLOW_RX_ALIGN 4

Definition at line 72 of file ucc_slow.h.

Enumeration Type Documentation

enum ucc_slow_channel_protocol_mode

Enumerator:

UCC_SLOW_CHANNEL_PROTOCOL_MODE_QMC
UCC_SLOW_CHANNEL_PROTOCOL_MODE_UART
UCC_SLOW_CHANNEL_PROTOCOL_MODE_BISYNC

Definition at line 78 of file ucc_slow.h.

enum ucc_slow_diag_mode

Enumerator:

UCC_SLOW_DIAG_MODE_NORMAL
UCC_SLOW_DIAG_MODE_LOOPBACK
UCC_SLOW_DIAG_MODE_ECHO
UCC_SLOW_DIAG_MODE_LOOPBACK_ECHO

Definition at line 135 of file ucc_slow.h.

enum ucc_slow_rx_decoding_method

Enumerator:

UCC_SLOW_RECEIVER_DECODING_METHOD_RENC_NRZ
UCC_SLOW_RECEIVER_DECODING_METHOD_RENC_NRZI

Definition at line 128 of file ucc_slow.h.

enum ucc_slow_rx_oversampling_rate

Enumerator:

UCC_SLOW_OVERSAMPLING_RATE_RX_RDCR_1
UCC_SLOW_OVERSAMPLING_RATE_RX_RDCR_8
UCC_SLOW_OVERSAMPLING_RATE_RX_RDCR_16
UCC_SLOW_OVERSAMPLING_RATE_RX_RDCR_32

Definition at line 108 of file ucc_slow.h.

enum ucc_slow_transparent_tcrc

Enumerator:

UCC_SLOW_TRANSPARENT_TCRC_CCITT_CRC16
UCC_SLOW_TRANSPARENT_TCRC_CRC16
UCC_SLOW_TRANSPARENT_TCRC_CCITT_CRC32

Definition at line 85 of file ucc_slow.h.

enum ucc_slow_tx_encoding_method

Enumerator:

UCC_SLOW_TRANSMITTER_ENCODING_METHOD_TENC_NRZ
UCC_SLOW_TRANSMITTER_ENCODING_METHOD_TENC_NRZI

Definition at line 121 of file ucc_slow.h.

enum ucc_slow_tx_oversampling_rate

Enumerator:

UCC_SLOW_OVERSAMPLING_RATE_TX_TDCR_1
UCC_SLOW_OVERSAMPLING_RATE_TX_TDCR_8
UCC_SLOW_OVERSAMPLING_RATE_TX_TDCR_16
UCC_SLOW_OVERSAMPLING_RATE_TX_TDCR_32

Definition at line 95 of file ucc_slow.h.

Function Documentation

void ucc_slow_disable	(	struct ucc_slow_private *	uccs,
		enum comm_dir	mode
	)

Definition at line 104 of file ucc_slow.c.

void ucc_slow_enable	(	struct ucc_slow_private *	uccs,
		enum comm_dir	mode
	)

Definition at line 83 of file ucc_slow.c.

void ucc_slow_free ( struct ucc_slow_private * uccs )

Definition at line 360 of file ucc_slow.c.

u32 ucc_slow_get_qe_cr_subblock ( int uccs_num )

Definition at line 31 of file ucc_slow.c.

void ucc_slow_graceful_stop_tx ( struct ucc_slow_private * uccs )

Definition at line 52 of file ucc_slow.c.

int ucc_slow_init	(	struct ucc_slow_info *	us_info,
		struct ucc_slow_private **	uccs_ret
	)

Definition at line 129 of file ucc_slow.c.

void ucc_slow_poll_transmitter_now ( struct ucc_slow_private * uccs )

Definition at line 47 of file ucc_slow.c.

void ucc_slow_restart_tx ( struct ucc_slow_private * uccs )

Definition at line 73 of file ucc_slow.c.

void ucc_slow_stop_tx ( struct ucc_slow_private * uccs )

Definition at line 63 of file ucc_slow.c.

Data Structures

Macros

Enumerations

Functions

Macro Definition Documentation

Enumeration Type Documentation

Function Documentation