mirror of https://github.com/ipxe/ipxe.git
[smsc75xx] Use common SMSC USB device functionality
Signed-off-by: Michael Brown <mcb30@ipxe.org>pull/64/head
Michael Brown
parent
550e0d8353
commit
b1df34d7bd
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@ -39,10 +39,6 @@ FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
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*
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*/
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/** Interrupt completion profiler */
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static struct profiler smsc75xx_intr_profiler __profiler =
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{ .name = "smsc75xx.intr" };
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/** Bulk IN completion profiler */
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static struct profiler smsc75xx_in_profiler __profiler =
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{ .name = "smsc75xx.in" };
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@ -51,363 +47,6 @@ static struct profiler smsc75xx_in_profiler __profiler =
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static struct profiler smsc75xx_out_profiler __profiler =
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{ .name = "smsc75xx.out" };
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/******************************************************************************
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*
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* Register access
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*
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******************************************************************************
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*/
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/**
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* Write register (without byte-swapping)
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*
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* @v smsc75xx SMSC75xx device
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* @v address Register address
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* @v value Register value
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* @ret rc Return status code
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*/
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static int smsc75xx_raw_writel ( struct smsc75xx_device *smsc75xx,
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unsigned int address, uint32_t value ) {
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int rc;
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/* Write register */
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if ( ( rc = usb_control ( smsc75xx->usb, SMSC75XX_REGISTER_WRITE, 0,
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address, &value, sizeof ( value ) ) ) != 0 ) {
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DBGC ( smsc75xx, "SMSC75XX %p could not write %03x: %s\n",
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smsc75xx, address, strerror ( rc ) );
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return rc;
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}
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return 0;
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}
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/**
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* Write register
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*
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* @v smsc75xx SMSC75xx device
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* @v address Register address
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* @v value Register value
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* @ret rc Return status code
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*/
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static inline __attribute__ (( always_inline )) int
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smsc75xx_writel ( struct smsc75xx_device *smsc75xx, unsigned int address,
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uint32_t value ) {
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int rc;
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/* Write register */
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if ( ( rc = smsc75xx_raw_writel ( smsc75xx, address,
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cpu_to_le32 ( value ) ) ) != 0 )
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return rc;
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return 0;
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}
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/**
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* Read register (without byte-swapping)
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*
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* @v smsc75xx SMSC75xx device
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* @v address Register address
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* @ret value Register value
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* @ret rc Return status code
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*/
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static int smsc75xx_raw_readl ( struct smsc75xx_device *smsc75xx,
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unsigned int address, uint32_t *value ) {
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int rc;
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/* Read register */
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if ( ( rc = usb_control ( smsc75xx->usb, SMSC75XX_REGISTER_READ, 0,
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address, value, sizeof ( *value ) ) ) != 0 ) {
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DBGC ( smsc75xx, "SMSC75XX %p could not read %03x: %s\n",
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smsc75xx, address, strerror ( rc ) );
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return rc;
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}
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return 0;
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}
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/**
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* Read register
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*
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* @v smsc75xx SMSC75xx device
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* @v address Register address
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* @ret value Register value
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* @ret rc Return status code
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*/
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static inline __attribute__ (( always_inline )) int
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smsc75xx_readl ( struct smsc75xx_device *smsc75xx, unsigned int address,
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uint32_t *value ) {
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int rc;
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/* Read register */
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if ( ( rc = smsc75xx_raw_readl ( smsc75xx, address, value ) ) != 0 )
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return rc;
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le32_to_cpus ( value );
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return 0;
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}
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/******************************************************************************
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*
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* EEPROM access
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*
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******************************************************************************
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*/
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/**
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* Wait for EEPROM to become idle
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*
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* @v smsc75xx SMSC75xx device
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* @ret rc Return status code
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*/
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static int smsc75xx_eeprom_wait ( struct smsc75xx_device *smsc75xx ) {
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uint32_t e2p_cmd;
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unsigned int i;
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int rc;
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/* Wait for EPC_BSY to become clear */
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for ( i = 0 ; i < SMSC75XX_EEPROM_MAX_WAIT_MS ; i++ ) {
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/* Read E2P_CMD and check EPC_BSY */
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if ( ( rc = smsc75xx_readl ( smsc75xx, SMSC75XX_E2P_CMD,
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&e2p_cmd ) ) != 0 )
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return rc;
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if ( ! ( e2p_cmd & SMSC75XX_E2P_CMD_EPC_BSY ) )
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return 0;
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/* Delay */
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mdelay ( 1 );
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}
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DBGC ( smsc75xx, "SMSC75XX %p timed out waiting for EEPROM\n",
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smsc75xx );
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return -ETIMEDOUT;
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}
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/**
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* Read byte from EEPROM
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*
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* @v smsc75xx SMSC75xx device
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* @v address EEPROM address
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* @ret byte Byte read, or negative error
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*/
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static int smsc75xx_eeprom_read_byte ( struct smsc75xx_device *smsc75xx,
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unsigned int address ) {
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uint32_t e2p_cmd;
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uint32_t e2p_data;
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int rc;
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/* Wait for EEPROM to become idle */
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if ( ( rc = smsc75xx_eeprom_wait ( smsc75xx ) ) != 0 )
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return rc;
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/* Initiate read command */
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e2p_cmd = ( SMSC75XX_E2P_CMD_EPC_BSY | SMSC75XX_E2P_CMD_EPC_CMD_READ |
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SMSC75XX_E2P_CMD_EPC_ADDR ( address ) );
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if ( ( rc = smsc75xx_writel ( smsc75xx, SMSC75XX_E2P_CMD,
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e2p_cmd ) ) != 0 )
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return rc;
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/* Wait for command to complete */
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if ( ( rc = smsc75xx_eeprom_wait ( smsc75xx ) ) != 0 )
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return rc;
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/* Read EEPROM data */
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if ( ( rc = smsc75xx_readl ( smsc75xx, SMSC75XX_E2P_DATA,
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&e2p_data ) ) != 0 )
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return rc;
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return SMSC75XX_E2P_DATA_GET ( e2p_data );
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}
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/**
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* Read data from EEPROM
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*
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* @v smsc75xx SMSC75xx device
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* @v address EEPROM address
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* @v data Data buffer
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* @v len Length of data
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* @ret rc Return status code
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*/
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static int smsc75xx_eeprom_read ( struct smsc75xx_device *smsc75xx,
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unsigned int address, void *data,
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size_t len ) {
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uint8_t *bytes;
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int byte;
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/* Read bytes */
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for ( bytes = data ; len-- ; address++, bytes++ ) {
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byte = smsc75xx_eeprom_read_byte ( smsc75xx, address );
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if ( byte < 0 )
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return byte;
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*bytes = byte;
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}
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return 0;
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}
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/******************************************************************************
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*
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* MII access
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*
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******************************************************************************
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*/
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/**
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* Wait for MII to become idle
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*
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* @v smsc75xx SMSC75xx device
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* @ret rc Return status code
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*/
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static int smsc75xx_mii_wait ( struct smsc75xx_device *smsc75xx ) {
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uint32_t mii_access;
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unsigned int i;
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int rc;
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/* Wait for MIIBZY to become clear */
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for ( i = 0 ; i < SMSC75XX_MII_MAX_WAIT_MS ; i++ ) {
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/* Read MII_ACCESS and check MIIBZY */
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if ( ( rc = smsc75xx_readl ( smsc75xx, SMSC75XX_MII_ACCESS,
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&mii_access ) ) != 0 )
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return rc;
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if ( ! ( mii_access & SMSC75XX_MII_ACCESS_MIIBZY ) )
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return 0;
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/* Delay */
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mdelay ( 1 );
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}
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DBGC ( smsc75xx, "SMSC75XX %p timed out waiting for MII\n",
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smsc75xx );
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return -ETIMEDOUT;
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}
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/**
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* Read from MII register
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*
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* @v mii MII interface
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* @v reg Register address
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* @ret value Data read, or negative error
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*/
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static int smsc75xx_mii_read ( struct mii_interface *mii, unsigned int reg ) {
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struct smsc75xx_device *smsc75xx =
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container_of ( mii, struct smsc75xx_device, mii );
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uint32_t mii_access;
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uint32_t mii_data;
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int rc;
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/* Wait for MII to become idle */
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if ( ( rc = smsc75xx_mii_wait ( smsc75xx ) ) != 0 )
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return rc;
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/* Initiate read command */
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mii_access = ( SMSC75XX_MII_ACCESS_PHY_ADDRESS |
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SMSC75XX_MII_ACCESS_MIIRINDA ( reg ) |
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SMSC75XX_MII_ACCESS_MIIBZY );
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if ( ( rc = smsc75xx_writel ( smsc75xx, SMSC75XX_MII_ACCESS,
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mii_access ) ) != 0 )
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return rc;
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/* Wait for command to complete */
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if ( ( rc = smsc75xx_mii_wait ( smsc75xx ) ) != 0 )
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return rc;
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/* Read MII data */
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if ( ( rc = smsc75xx_readl ( smsc75xx, SMSC75XX_MII_DATA,
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&mii_data ) ) != 0 )
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return rc;
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return SMSC75XX_MII_DATA_GET ( mii_data );
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}
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/**
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* Write to MII register
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*
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* @v mii MII interface
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* @v reg Register address
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* @v data Data to write
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* @ret rc Return status code
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*/
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static int smsc75xx_mii_write ( struct mii_interface *mii, unsigned int reg,
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unsigned int data ) {
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struct smsc75xx_device *smsc75xx =
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container_of ( mii, struct smsc75xx_device, mii );
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uint32_t mii_access;
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uint32_t mii_data;
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int rc;
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/* Wait for MII to become idle */
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if ( ( rc = smsc75xx_mii_wait ( smsc75xx ) ) != 0 )
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return rc;
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/* Write MII data */
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mii_data = SMSC75XX_MII_DATA_SET ( data );
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if ( ( rc = smsc75xx_writel ( smsc75xx, SMSC75XX_MII_DATA,
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mii_data ) ) != 0 )
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return rc;
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/* Initiate write command */
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mii_access = ( SMSC75XX_MII_ACCESS_PHY_ADDRESS |
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SMSC75XX_MII_ACCESS_MIIRINDA ( reg ) |
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SMSC75XX_MII_ACCESS_MIIWNR |
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SMSC75XX_MII_ACCESS_MIIBZY );
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if ( ( rc = smsc75xx_writel ( smsc75xx, SMSC75XX_MII_ACCESS,
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mii_access ) ) != 0 )
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return rc;
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/* Wait for command to complete */
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if ( ( rc = smsc75xx_mii_wait ( smsc75xx ) ) != 0 )
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return rc;
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return 0;
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}
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/** MII operations */
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static struct mii_operations smsc75xx_mii_operations = {
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.read = smsc75xx_mii_read,
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.write = smsc75xx_mii_write,
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};
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/**
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* Check link status
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*
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* @v smsc75xx SMSC75xx device
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* @ret rc Return status code
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*/
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static int smsc75xx_check_link ( struct smsc75xx_device *smsc75xx ) {
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struct net_device *netdev = smsc75xx->netdev;
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int intr;
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int rc;
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/* Read PHY interrupt source */
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intr = mii_read ( &smsc75xx->mii, SMSC75XX_MII_PHY_INTR_SOURCE );
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if ( intr < 0 ) {
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rc = intr;
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DBGC ( smsc75xx, "SMSC75XX %p could not get PHY interrupt "
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"source: %s\n", smsc75xx, strerror ( rc ) );
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return rc;
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}
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/* Acknowledge PHY interrupt */
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if ( ( rc = mii_write ( &smsc75xx->mii, SMSC75XX_MII_PHY_INTR_SOURCE,
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intr ) ) != 0 ) {
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DBGC ( smsc75xx, "SMSC75XX %p could not acknowledge PHY "
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"interrupt: %s\n", smsc75xx, strerror ( rc ) );
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return rc;
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}
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/* Check link status */
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if ( ( rc = mii_check_link ( &smsc75xx->mii, netdev ) ) != 0 ) {
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DBGC ( smsc75xx, "SMSC75XX %p could not check link: %s\n",
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smsc75xx, strerror ( rc ) );
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return rc;
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}
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DBGC ( smsc75xx, "SMSC75XX %p link %s (intr %#04x)\n",
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smsc75xx, ( netdev_link_ok ( netdev ) ? "up" : "down" ), intr );
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return 0;
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}
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/******************************************************************************
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*
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* Statistics (for debugging)
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@ -415,35 +54,13 @@ static int smsc75xx_check_link ( struct smsc75xx_device *smsc75xx ) {
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******************************************************************************
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*/
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/**
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* Get statistics
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*
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* @v smsc75xx SMSC75xx device
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* @v stats Statistics to fill in
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* @ret rc Return status code
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*/
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static int smsc75xx_get_statistics ( struct smsc75xx_device *smsc75xx,
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struct smsc75xx_statistics *stats ) {
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int rc;
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/* Get statistics */
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if ( ( rc = usb_control ( smsc75xx->usb, SMSC75XX_GET_STATISTICS, 0, 0,
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stats, sizeof ( *stats ) ) ) != 0 ) {
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DBGC ( smsc75xx, "SMSC75XX %p could not get statistics: %s\n",
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smsc75xx, strerror ( rc ) );
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return rc;
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}
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return 0;
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}
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/**
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* Dump statistics (for debugging)
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*
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* @v smsc75xx SMSC75xx device
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* @v smscusb SMSC USB device
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* @ret rc Return status code
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*/
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static int smsc75xx_dump_statistics ( struct smsc75xx_device *smsc75xx ) {
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static int smsc75xx_dump_statistics ( struct smscusb_device *smscusb ) {
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struct smsc75xx_statistics stats;
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int rc;
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@ -452,29 +69,33 @@ static int smsc75xx_dump_statistics ( struct smsc75xx_device *smsc75xx ) {
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return 0;
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/* Get statistics */
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if ( ( rc = smsc75xx_get_statistics ( smsc75xx, &stats ) ) != 0 )
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if ( ( rc = smscusb_get_statistics ( smscusb, 0, &stats,
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sizeof ( stats ) ) ) != 0 ) {
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DBGC ( smscusb, "SMSC75XX %p could not get statistics: "
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"%s\n", smscusb, strerror ( rc ) );
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return rc;
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}
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/* Dump statistics */
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DBGC ( smsc75xx, "SMSC75XX %p RXE fcs %d aln %d frg %d jab %d und %d "
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"ovr %d drp %d\n", smsc75xx, le32_to_cpu ( stats.rx.err.fcs ),
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DBGC ( smscusb, "SMSC75XX %p RXE fcs %d aln %d frg %d jab %d und %d "
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"ovr %d drp %d\n", smscusb, le32_to_cpu ( stats.rx.err.fcs ),
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le32_to_cpu ( stats.rx.err.alignment ),
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le32_to_cpu ( stats.rx.err.fragment ),
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le32_to_cpu ( stats.rx.err.jabber ),
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le32_to_cpu ( stats.rx.err.undersize ),
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le32_to_cpu ( stats.rx.err.oversize ),
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le32_to_cpu ( stats.rx.err.dropped ) );
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DBGC ( smsc75xx, "SMSC75XX %p RXB ucast %d bcast %d mcast %d\n",
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smsc75xx, le32_to_cpu ( stats.rx.byte.unicast ),
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DBGC ( smscusb, "SMSC75XX %p RXB ucast %d bcast %d mcast %d\n",
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smscusb, le32_to_cpu ( stats.rx.byte.unicast ),
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le32_to_cpu ( stats.rx.byte.broadcast ),
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le32_to_cpu ( stats.rx.byte.multicast ) );
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DBGC ( smsc75xx, "SMSC75XX %p RXF ucast %d bcast %d mcast %d pause "
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"%d\n", smsc75xx, le32_to_cpu ( stats.rx.frame.unicast ),
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DBGC ( smscusb, "SMSC75XX %p RXF ucast %d bcast %d mcast %d pause "
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"%d\n", smscusb, le32_to_cpu ( stats.rx.frame.unicast ),
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le32_to_cpu ( stats.rx.frame.broadcast ),
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le32_to_cpu ( stats.rx.frame.multicast ),
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le32_to_cpu ( stats.rx.frame.pause ) );
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DBGC ( smsc75xx, "SMSC75XX %p TXE fcs %d def %d car %d cnt %d sgl %d "
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"mul %d exc %d lat %d\n", smsc75xx,
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DBGC ( smscusb, "SMSC75XX %p TXE fcs %d def %d car %d cnt %d sgl %d "
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"mul %d exc %d lat %d\n", smscusb,
|
||||
le32_to_cpu ( stats.tx.err.fcs ),
|
||||
le32_to_cpu ( stats.tx.err.deferral ),
|
||||
le32_to_cpu ( stats.tx.err.carrier ),
|
||||
|
|
@ -483,12 +104,12 @@ static int smsc75xx_dump_statistics ( struct smsc75xx_device *smsc75xx ) {
|
|||
le32_to_cpu ( stats.tx.err.multiple ),
|
||||
le32_to_cpu ( stats.tx.err.excessive ),
|
||||
le32_to_cpu ( stats.tx.err.late ) );
|
||||
DBGC ( smsc75xx, "SMSC75XX %p TXB ucast %d bcast %d mcast %d\n",
|
||||
smsc75xx, le32_to_cpu ( stats.tx.byte.unicast ),
|
||||
DBGC ( smscusb, "SMSC75XX %p TXB ucast %d bcast %d mcast %d\n",
|
||||
smscusb, le32_to_cpu ( stats.tx.byte.unicast ),
|
||||
le32_to_cpu ( stats.tx.byte.broadcast ),
|
||||
le32_to_cpu ( stats.tx.byte.multicast ) );
|
||||
DBGC ( smsc75xx, "SMSC75XX %p TXF ucast %d bcast %d mcast %d pause "
|
||||
"%d\n", smsc75xx, le32_to_cpu ( stats.tx.frame.unicast ),
|
||||
DBGC ( smscusb, "SMSC75XX %p TXF ucast %d bcast %d mcast %d pause "
|
||||
"%d\n", smscusb, le32_to_cpu ( stats.tx.frame.unicast ),
|
||||
le32_to_cpu ( stats.tx.frame.broadcast ),
|
||||
le32_to_cpu ( stats.tx.frame.multicast ),
|
||||
le32_to_cpu ( stats.tx.frame.pause ) );
|
||||
|
|
@ -506,25 +127,25 @@ static int smsc75xx_dump_statistics ( struct smsc75xx_device *smsc75xx ) {
|
|||
/**
|
||||
* Reset device
|
||||
*
|
||||
* @v smsc75xx SMSC75xx device
|
||||
* @v smscusb SMSC USB device
|
||||
* @ret rc Return status code
|
||||
*/
|
||||
static int smsc75xx_reset ( struct smsc75xx_device *smsc75xx ) {
|
||||
static int smsc75xx_reset ( struct smscusb_device *smscusb ) {
|
||||
uint32_t hw_cfg;
|
||||
unsigned int i;
|
||||
int rc;
|
||||
|
||||
/* Reset device */
|
||||
if ( ( rc = smsc75xx_writel ( smsc75xx, SMSC75XX_HW_CFG,
|
||||
SMSC75XX_HW_CFG_LRST ) ) != 0 )
|
||||
if ( ( rc = smscusb_writel ( smscusb, SMSC75XX_HW_CFG,
|
||||
SMSC75XX_HW_CFG_LRST ) ) != 0 )
|
||||
return rc;
|
||||
|
||||
/* Wait for reset to complete */
|
||||
for ( i = 0 ; i < SMSC75XX_RESET_MAX_WAIT_MS ; i++ ) {
|
||||
|
||||
/* Check if reset has completed */
|
||||
if ( ( rc = smsc75xx_readl ( smsc75xx, SMSC75XX_HW_CFG,
|
||||
&hw_cfg ) ) != 0 )
|
||||
if ( ( rc = smscusb_readl ( smscusb, SMSC75XX_HW_CFG,
|
||||
&hw_cfg ) ) != 0 )
|
||||
return rc;
|
||||
if ( ! ( hw_cfg & SMSC75XX_HW_CFG_LRST ) )
|
||||
return 0;
|
||||
|
|
@ -533,8 +154,8 @@ static int smsc75xx_reset ( struct smsc75xx_device *smsc75xx ) {
|
|||
mdelay ( 1 );
|
||||
}
|
||||
|
||||
DBGC ( smsc75xx, "SMSC75XX %p timed out waiting for reset\n",
|
||||
smsc75xx );
|
||||
DBGC ( smscusb, "SMSC75XX %p timed out waiting for reset\n",
|
||||
smscusb );
|
||||
return -ETIMEDOUT;
|
||||
}
|
||||
|
||||
|
|
@ -545,60 +166,6 @@ static int smsc75xx_reset ( struct smsc75xx_device *smsc75xx ) {
|
|||
******************************************************************************
|
||||
*/
|
||||
|
||||
/**
|
||||
* Complete interrupt transfer
|
||||
*
|
||||
* @v ep USB endpoint
|
||||
* @v iobuf I/O buffer
|
||||
* @v rc Completion status code
|
||||
*/
|
||||
static void smsc75xx_intr_complete ( struct usb_endpoint *ep,
|
||||
struct io_buffer *iobuf, int rc ) {
|
||||
struct smsc75xx_device *smsc75xx =
|
||||
container_of ( ep, struct smsc75xx_device, usbnet.intr );
|
||||
struct net_device *netdev = smsc75xx->netdev;
|
||||
struct smsc75xx_interrupt *intr;
|
||||
|
||||
/* Profile completions */
|
||||
profile_start ( &smsc75xx_intr_profiler );
|
||||
|
||||
/* Ignore packets cancelled when the endpoint closes */
|
||||
if ( ! ep->open )
|
||||
goto done;
|
||||
|
||||
/* Record USB errors against the network device */
|
||||
if ( rc != 0 ) {
|
||||
DBGC ( smsc75xx, "SMSC75XX %p interrupt failed: %s\n",
|
||||
smsc75xx, strerror ( rc ) );
|
||||
DBGC_HDA ( smsc75xx, 0, iobuf->data, iob_len ( iobuf ) );
|
||||
netdev_rx_err ( netdev, NULL, rc );
|
||||
goto done;
|
||||
}
|
||||
|
||||
/* Extract interrupt data */
|
||||
if ( iob_len ( iobuf ) != sizeof ( *intr ) ) {
|
||||
DBGC ( smsc75xx, "SMSC75XX %p malformed interrupt\n",
|
||||
smsc75xx );
|
||||
DBGC_HDA ( smsc75xx, 0, iobuf->data, iob_len ( iobuf ) );
|
||||
netdev_rx_err ( netdev, NULL, rc );
|
||||
goto done;
|
||||
}
|
||||
intr = iobuf->data;
|
||||
|
||||
/* Record interrupt status */
|
||||
smsc75xx->int_sts = le32_to_cpu ( intr->int_sts );
|
||||
profile_stop ( &smsc75xx_intr_profiler );
|
||||
|
||||
done:
|
||||
/* Free I/O buffer */
|
||||
free_iob ( iobuf );
|
||||
}
|
||||
|
||||
/** Interrupt endpoint operations */
|
||||
static struct usb_endpoint_driver_operations smsc75xx_intr_operations = {
|
||||
.complete = smsc75xx_intr_complete,
|
||||
};
|
||||
|
||||
/**
|
||||
* Complete bulk IN transfer
|
||||
*
|
||||
|
|
@ -608,9 +175,9 @@ static struct usb_endpoint_driver_operations smsc75xx_intr_operations = {
|
|||
*/
|
||||
static void smsc75xx_in_complete ( struct usb_endpoint *ep,
|
||||
struct io_buffer *iobuf, int rc ) {
|
||||
struct smsc75xx_device *smsc75xx =
|
||||
container_of ( ep, struct smsc75xx_device, usbnet.in );
|
||||
struct net_device *netdev = smsc75xx->netdev;
|
||||
struct smscusb_device *smscusb =
|
||||
container_of ( ep, struct smscusb_device, usbnet.in );
|
||||
struct net_device *netdev = smscusb->netdev;
|
||||
struct smsc75xx_rx_header *header;
|
||||
|
||||
/* Profile completions */
|
||||
|
|
@ -624,16 +191,16 @@ static void smsc75xx_in_complete ( struct usb_endpoint *ep,
|
|||
|
||||
/* Record USB errors against the network device */
|
||||
if ( rc != 0 ) {
|
||||
DBGC ( smsc75xx, "SMSC75XX %p bulk IN failed: %s\n",
|
||||
smsc75xx, strerror ( rc ) );
|
||||
DBGC ( smscusb, "SMSC75XX %p bulk IN failed: %s\n",
|
||||
smscusb, strerror ( rc ) );
|
||||
goto err;
|
||||
}
|
||||
|
||||
/* Sanity check */
|
||||
if ( iob_len ( iobuf ) < ( sizeof ( *header ) ) ) {
|
||||
DBGC ( smsc75xx, "SMSC75XX %p underlength bulk IN\n",
|
||||
smsc75xx );
|
||||
DBGC_HDA ( smsc75xx, 0, iobuf->data, iob_len ( iobuf ) );
|
||||
DBGC ( smscusb, "SMSC75XX %p underlength bulk IN\n",
|
||||
smscusb );
|
||||
DBGC_HDA ( smscusb, 0, iobuf->data, iob_len ( iobuf ) );
|
||||
rc = -EINVAL;
|
||||
goto err;
|
||||
}
|
||||
|
|
@ -644,9 +211,9 @@ static void smsc75xx_in_complete ( struct usb_endpoint *ep,
|
|||
|
||||
/* Check for errors */
|
||||
if ( header->command & cpu_to_le32 ( SMSC75XX_RX_RED ) ) {
|
||||
DBGC ( smsc75xx, "SMSC75XX %p receive error (%08x):\n",
|
||||
smsc75xx, le32_to_cpu ( header->command ) );
|
||||
DBGC_HDA ( smsc75xx, 0, iobuf->data, iob_len ( iobuf ) );
|
||||
DBGC ( smscusb, "SMSC75XX %p receive error (%08x):\n",
|
||||
smscusb, le32_to_cpu ( header->command ) );
|
||||
DBGC_HDA ( smscusb, 0, iobuf->data, iob_len ( iobuf ) );
|
||||
rc = -EIO;
|
||||
goto err;
|
||||
}
|
||||
|
|
@ -670,11 +237,11 @@ static struct usb_endpoint_driver_operations smsc75xx_in_operations = {
|
|||
/**
|
||||
* Transmit packet
|
||||
*
|
||||
* @v smsc75xx SMSC75xx device
|
||||
* @v smscusb SMSC USB device
|
||||
* @v iobuf I/O buffer
|
||||
* @ret rc Return status code
|
||||
*/
|
||||
static int smsc75xx_out_transmit ( struct smsc75xx_device *smsc75xx,
|
||||
static int smsc75xx_out_transmit ( struct smscusb_device *smscusb,
|
||||
struct io_buffer *iobuf ) {
|
||||
struct smsc75xx_tx_header *header;
|
||||
size_t len = iob_len ( iobuf );
|
||||
|
|
@ -692,35 +259,13 @@ static int smsc75xx_out_transmit ( struct smsc75xx_device *smsc75xx,
|
|||
header->mss = 0;
|
||||
|
||||
/* Enqueue I/O buffer */
|
||||
if ( ( rc = usb_stream ( &smsc75xx->usbnet.out, iobuf, 0 ) ) != 0 )
|
||||
if ( ( rc = usb_stream ( &smscusb->usbnet.out, iobuf, 0 ) ) != 0 )
|
||||
return rc;
|
||||
|
||||
profile_stop ( &smsc75xx_out_profiler );
|
||||
return 0;
|
||||
}
|
||||
|
||||
/**
|
||||
* Complete bulk OUT transfer
|
||||
*
|
||||
* @v ep USB endpoint
|
||||
* @v iobuf I/O buffer
|
||||
* @v rc Completion status code
|
||||
*/
|
||||
static void smsc75xx_out_complete ( struct usb_endpoint *ep,
|
||||
struct io_buffer *iobuf, int rc ) {
|
||||
struct smsc75xx_device *smsc75xx =
|
||||
container_of ( ep, struct smsc75xx_device, usbnet.out );
|
||||
struct net_device *netdev = smsc75xx->netdev;
|
||||
|
||||
/* Report TX completion */
|
||||
netdev_tx_complete_err ( netdev, iobuf, rc );
|
||||
}
|
||||
|
||||
/** Bulk OUT endpoint operations */
|
||||
static struct usb_endpoint_driver_operations smsc75xx_out_operations = {
|
||||
.complete = smsc75xx_out_complete,
|
||||
};
|
||||
|
||||
/******************************************************************************
|
||||
*
|
||||
* Network device interface
|
||||
|
|
@ -735,110 +280,84 @@ static struct usb_endpoint_driver_operations smsc75xx_out_operations = {
|
|||
* @ret rc Return status code
|
||||
*/
|
||||
static int smsc75xx_open ( struct net_device *netdev ) {
|
||||
struct smsc75xx_device *smsc75xx = netdev->priv;
|
||||
union smsc75xx_mac mac;
|
||||
struct smscusb_device *smscusb = netdev->priv;
|
||||
int rc;
|
||||
|
||||
/* Clear stored interrupt status */
|
||||
smsc75xx->int_sts = 0;
|
||||
|
||||
/* Copy MAC address */
|
||||
memset ( &mac, 0, sizeof ( mac ) );
|
||||
memcpy ( mac.raw, netdev->ll_addr, ETH_ALEN );
|
||||
smscusb->int_sts = 0;
|
||||
|
||||
/* Configure bulk IN empty response */
|
||||
if ( ( rc = smsc75xx_writel ( smsc75xx, SMSC75XX_HW_CFG,
|
||||
SMSC75XX_HW_CFG_BIR ) ) != 0 )
|
||||
if ( ( rc = smscusb_writel ( smscusb, SMSC75XX_HW_CFG,
|
||||
SMSC75XX_HW_CFG_BIR ) ) != 0 )
|
||||
goto err_hw_cfg;
|
||||
|
||||
/* Open USB network device */
|
||||
if ( ( rc = usbnet_open ( &smsc75xx->usbnet ) ) != 0 ) {
|
||||
DBGC ( smsc75xx, "SMSC75XX %p could not open: %s\n",
|
||||
smsc75xx, strerror ( rc ) );
|
||||
if ( ( rc = usbnet_open ( &smscusb->usbnet ) ) != 0 ) {
|
||||
DBGC ( smscusb, "SMSC75XX %p could not open: %s\n",
|
||||
smscusb, strerror ( rc ) );
|
||||
goto err_open;
|
||||
}
|
||||
|
||||
/* Configure interrupt endpoint */
|
||||
if ( ( rc = smsc75xx_writel ( smsc75xx, SMSC75XX_INT_EP_CTL,
|
||||
( SMSC75XX_INT_EP_CTL_RDFO_EN |
|
||||
SMSC75XX_INT_EP_CTL_PHY_EN ) ) ) != 0 )
|
||||
if ( ( rc = smscusb_writel ( smscusb, SMSC75XX_INT_EP_CTL,
|
||||
( SMSC75XX_INT_EP_CTL_RDFO_EN |
|
||||
SMSC75XX_INT_EP_CTL_PHY_EN ) ) ) != 0 )
|
||||
goto err_int_ep_ctl;
|
||||
|
||||
/* Configure bulk IN delay */
|
||||
if ( ( rc = smsc75xx_writel ( smsc75xx, SMSC75XX_BULK_IN_DLY,
|
||||
SMSC75XX_BULK_IN_DLY_SET ( 0 ) ) ) != 0 )
|
||||
if ( ( rc = smscusb_writel ( smscusb, SMSC75XX_BULK_IN_DLY,
|
||||
SMSC75XX_BULK_IN_DLY_SET ( 0 ) ) ) != 0 )
|
||||
goto err_bulk_in_dly;
|
||||
|
||||
/* Configure receive filters */
|
||||
if ( ( rc = smsc75xx_writel ( smsc75xx, SMSC75XX_RFE_CTL,
|
||||
( SMSC75XX_RFE_CTL_AB |
|
||||
SMSC75XX_RFE_CTL_AM |
|
||||
SMSC75XX_RFE_CTL_AU ) ) ) != 0 )
|
||||
if ( ( rc = smscusb_writel ( smscusb, SMSC75XX_RFE_CTL,
|
||||
( SMSC75XX_RFE_CTL_AB |
|
||||
SMSC75XX_RFE_CTL_AM |
|
||||
SMSC75XX_RFE_CTL_AU ) ) ) != 0 )
|
||||
goto err_rfe_ctl;
|
||||
|
||||
/* Configure receive FIFO */
|
||||
if ( ( rc = smsc75xx_writel ( smsc75xx, SMSC75XX_FCT_RX_CTL,
|
||||
( SMSC75XX_FCT_RX_CTL_EN |
|
||||
SMSC75XX_FCT_RX_CTL_BAD ) ) ) != 0 )
|
||||
if ( ( rc = smscusb_writel ( smscusb, SMSC75XX_FCT_RX_CTL,
|
||||
( SMSC75XX_FCT_RX_CTL_EN |
|
||||
SMSC75XX_FCT_RX_CTL_BAD ) ) ) != 0 )
|
||||
goto err_fct_rx_ctl;
|
||||
|
||||
/* Configure transmit FIFO */
|
||||
if ( ( rc = smsc75xx_writel ( smsc75xx, SMSC75XX_FCT_TX_CTL,
|
||||
SMSC75XX_FCT_TX_CTL_EN ) ) != 0 )
|
||||
if ( ( rc = smscusb_writel ( smscusb, SMSC75XX_FCT_TX_CTL,
|
||||
SMSC75XX_FCT_TX_CTL_EN ) ) != 0 )
|
||||
goto err_fct_tx_ctl;
|
||||
|
||||
/* Configure receive datapath */
|
||||
if ( ( rc = smsc75xx_writel ( smsc75xx, SMSC75XX_MAC_RX,
|
||||
( SMSC75XX_MAC_RX_MAX_SIZE_DEFAULT |
|
||||
SMSC75XX_MAC_RX_FCS |
|
||||
SMSC75XX_MAC_RX_EN ) ) ) != 0 )
|
||||
if ( ( rc = smscusb_writel ( smscusb, SMSC75XX_MAC_RX,
|
||||
( SMSC75XX_MAC_RX_MAX_SIZE_DEFAULT |
|
||||
SMSC75XX_MAC_RX_FCS |
|
||||
SMSC75XX_MAC_RX_EN ) ) ) != 0 )
|
||||
goto err_mac_rx;
|
||||
|
||||
/* Configure transmit datapath */
|
||||
if ( ( rc = smsc75xx_writel ( smsc75xx, SMSC75XX_MAC_TX,
|
||||
SMSC75XX_MAC_TX_EN ) ) != 0 )
|
||||
if ( ( rc = smscusb_writel ( smscusb, SMSC75XX_MAC_TX,
|
||||
SMSC75XX_MAC_TX_EN ) ) != 0 )
|
||||
goto err_mac_tx;
|
||||
|
||||
/* Write MAC address high register */
|
||||
if ( ( rc = smsc75xx_raw_writel ( smsc75xx, SMSC75XX_RX_ADDRH,
|
||||
mac.addr.h ) ) != 0 )
|
||||
goto err_rx_addrh;
|
||||
/* Set MAC address */
|
||||
if ( ( rc = smscusb_set_address ( smscusb,
|
||||
SMSC75XX_RX_ADDR_BASE ) ) != 0 )
|
||||
goto err_set_address;
|
||||
|
||||
/* Write MAC address low register */
|
||||
if ( ( rc = smsc75xx_raw_writel ( smsc75xx, SMSC75XX_RX_ADDRL,
|
||||
mac.addr.l ) ) != 0 )
|
||||
goto err_rx_addrl;
|
||||
/* Set MAC address perfect filter */
|
||||
if ( ( rc = smscusb_set_filter ( smscusb,
|
||||
SMSC75XX_ADDR_FILT_BASE ) ) != 0 )
|
||||
goto err_set_filter;
|
||||
|
||||
/* Write MAC address perfect filter high register */
|
||||
mac.addr.h |= cpu_to_le32 ( SMSC75XX_ADDR_FILTH_VALID );
|
||||
if ( ( rc = smsc75xx_raw_writel ( smsc75xx, SMSC75XX_ADDR_FILTH ( 0 ),
|
||||
mac.addr.h ) ) != 0 )
|
||||
goto err_addr_filth;
|
||||
|
||||
/* Write MAC address perfect filter low register */
|
||||
if ( ( rc = smsc75xx_raw_writel ( smsc75xx, SMSC75XX_ADDR_FILTL ( 0 ),
|
||||
mac.addr.l ) ) != 0 )
|
||||
goto err_addr_filtl;
|
||||
|
||||
/* Enable PHY interrupts */
|
||||
if ( ( rc = mii_write ( &smsc75xx->mii, SMSC75XX_MII_PHY_INTR_MASK,
|
||||
( SMSC75XX_PHY_INTR_ANEG_DONE |
|
||||
SMSC75XX_PHY_INTR_LINK_DOWN ) ) ) != 0 ) {
|
||||
DBGC ( smsc75xx, "SMSC75XX %p could not set PHY interrupt "
|
||||
"mask: %s\n", smsc75xx, strerror ( rc ) );
|
||||
goto err_phy_intr_mask;
|
||||
}
|
||||
|
||||
/* Update link status */
|
||||
smsc75xx_check_link ( smsc75xx );
|
||||
/* Enable PHY interrupts and update link status */
|
||||
if ( ( rc = smscusb_mii_open ( smscusb ) ) != 0 )
|
||||
goto err_mii_open;
|
||||
|
||||
return 0;
|
||||
|
||||
err_phy_intr_mask:
|
||||
err_addr_filtl:
|
||||
err_addr_filth:
|
||||
err_rx_addrl:
|
||||
err_rx_addrh:
|
||||
err_mii_open:
|
||||
err_set_filter:
|
||||
err_set_address:
|
||||
err_mac_tx:
|
||||
err_mac_rx:
|
||||
err_fct_tx_ctl:
|
||||
|
|
@ -846,10 +365,10 @@ static int smsc75xx_open ( struct net_device *netdev ) {
|
|||
err_rfe_ctl:
|
||||
err_bulk_in_dly:
|
||||
err_int_ep_ctl:
|
||||
usbnet_close ( &smsc75xx->usbnet );
|
||||
usbnet_close ( &smscusb->usbnet );
|
||||
err_open:
|
||||
err_hw_cfg:
|
||||
smsc75xx_reset ( smsc75xx );
|
||||
smsc75xx_reset ( smscusb );
|
||||
return rc;
|
||||
}
|
||||
|
||||
|
|
@ -859,16 +378,16 @@ static int smsc75xx_open ( struct net_device *netdev ) {
|
|||
* @v netdev Network device
|
||||
*/
|
||||
static void smsc75xx_close ( struct net_device *netdev ) {
|
||||
struct smsc75xx_device *smsc75xx = netdev->priv;
|
||||
struct smscusb_device *smscusb = netdev->priv;
|
||||
|
||||
/* Close USB network device */
|
||||
usbnet_close ( &smsc75xx->usbnet );
|
||||
usbnet_close ( &smscusb->usbnet );
|
||||
|
||||
/* Dump statistics (for debugging) */
|
||||
smsc75xx_dump_statistics ( smsc75xx );
|
||||
smsc75xx_dump_statistics ( smscusb );
|
||||
|
||||
/* Reset device */
|
||||
smsc75xx_reset ( smsc75xx );
|
||||
smsc75xx_reset ( smscusb );
|
||||
}
|
||||
|
||||
/**
|
||||
|
|
@ -880,11 +399,11 @@ static void smsc75xx_close ( struct net_device *netdev ) {
|
|||
*/
|
||||
static int smsc75xx_transmit ( struct net_device *netdev,
|
||||
struct io_buffer *iobuf ) {
|
||||
struct smsc75xx_device *smsc75xx = netdev->priv;
|
||||
struct smscusb_device *smscusb = netdev->priv;
|
||||
int rc;
|
||||
|
||||
/* Transmit packet */
|
||||
if ( ( rc = smsc75xx_out_transmit ( smsc75xx, iobuf ) ) != 0 )
|
||||
if ( ( rc = smsc75xx_out_transmit ( smscusb, iobuf ) ) != 0 )
|
||||
return rc;
|
||||
|
||||
return 0;
|
||||
|
|
@ -896,48 +415,47 @@ static int smsc75xx_transmit ( struct net_device *netdev,
|
|||
* @v netdev Network device
|
||||
*/
|
||||
static void smsc75xx_poll ( struct net_device *netdev ) {
|
||||
struct smsc75xx_device *smsc75xx = netdev->priv;
|
||||
struct smscusb_device *smscusb = netdev->priv;
|
||||
uint32_t int_sts;
|
||||
int rc;
|
||||
|
||||
/* Poll USB bus */
|
||||
usb_poll ( smsc75xx->bus );
|
||||
usb_poll ( smscusb->bus );
|
||||
|
||||
/* Refill endpoints */
|
||||
if ( ( rc = usbnet_refill ( &smsc75xx->usbnet ) ) != 0 )
|
||||
if ( ( rc = usbnet_refill ( &smscusb->usbnet ) ) != 0 )
|
||||
netdev_rx_err ( netdev, NULL, rc );
|
||||
|
||||
/* Do nothing more unless there are interrupts to handle */
|
||||
int_sts = smsc75xx->int_sts;
|
||||
int_sts = smscusb->int_sts;
|
||||
if ( ! int_sts )
|
||||
return;
|
||||
|
||||
/* Check link status if applicable */
|
||||
if ( int_sts & SMSC75XX_INT_STS_PHY_INT ) {
|
||||
smsc75xx_check_link ( smsc75xx );
|
||||
smscusb_mii_check_link ( smscusb );
|
||||
int_sts &= ~SMSC75XX_INT_STS_PHY_INT;
|
||||
}
|
||||
|
||||
/* Record RX FIFO overflow if applicable */
|
||||
if ( int_sts & SMSC75XX_INT_STS_RDFO_INT ) {
|
||||
DBGC2 ( smsc75xx, "SMSC75XX %p RX FIFO overflowed\n",
|
||||
smsc75xx );
|
||||
DBGC2 ( smscusb, "SMSC75XX %p RX FIFO overflowed\n", smscusb );
|
||||
netdev_rx_err ( netdev, NULL, -ENOBUFS );
|
||||
int_sts &= ~SMSC75XX_INT_STS_RDFO_INT;
|
||||
}
|
||||
|
||||
/* Check for unexpected interrupts */
|
||||
if ( int_sts ) {
|
||||
DBGC ( smsc75xx, "SMSC75XX %p unexpected interrupt %#08x\n",
|
||||
smsc75xx, int_sts );
|
||||
DBGC ( smscusb, "SMSC75XX %p unexpected interrupt %#08x\n",
|
||||
smscusb, int_sts );
|
||||
netdev_rx_err ( netdev, NULL, -ENOTTY );
|
||||
}
|
||||
|
||||
/* Clear interrupts */
|
||||
if ( ( rc = smsc75xx_writel ( smsc75xx, SMSC75XX_INT_STS,
|
||||
smsc75xx->int_sts ) ) != 0 )
|
||||
if ( ( rc = smscusb_writel ( smscusb, SMSC75XX_INT_STS,
|
||||
smscusb->int_sts ) ) != 0 )
|
||||
netdev_rx_err ( netdev, NULL, rc );
|
||||
smsc75xx->int_sts = 0;
|
||||
smscusb->int_sts = 0;
|
||||
}
|
||||
|
||||
/** SMSC75xx network device operations */
|
||||
|
|
@ -964,48 +482,41 @@ static struct net_device_operations smsc75xx_operations = {
|
|||
*/
|
||||
static int smsc75xx_probe ( struct usb_function *func,
|
||||
struct usb_configuration_descriptor *config ) {
|
||||
struct usb_device *usb = func->usb;
|
||||
struct net_device *netdev;
|
||||
struct smsc75xx_device *smsc75xx;
|
||||
struct smscusb_device *smscusb;
|
||||
int rc;
|
||||
|
||||
/* Allocate and initialise structure */
|
||||
netdev = alloc_etherdev ( sizeof ( *smsc75xx ) );
|
||||
netdev = alloc_etherdev ( sizeof ( *smscusb ) );
|
||||
if ( ! netdev ) {
|
||||
rc = -ENOMEM;
|
||||
goto err_alloc;
|
||||
}
|
||||
netdev_init ( netdev, &smsc75xx_operations );
|
||||
netdev->dev = &func->dev;
|
||||
smsc75xx = netdev->priv;
|
||||
memset ( smsc75xx, 0, sizeof ( *smsc75xx ) );
|
||||
smsc75xx->usb = usb;
|
||||
smsc75xx->bus = usb->port->hub->bus;
|
||||
smsc75xx->netdev = netdev;
|
||||
usbnet_init ( &smsc75xx->usbnet, func, &smsc75xx_intr_operations,
|
||||
&smsc75xx_in_operations, &smsc75xx_out_operations );
|
||||
usb_refill_init ( &smsc75xx->usbnet.intr, 0, 0,
|
||||
SMSC75XX_INTR_MAX_FILL );
|
||||
usb_refill_init ( &smsc75xx->usbnet.in, 0, SMSC75XX_IN_MTU,
|
||||
smscusb = netdev->priv;
|
||||
memset ( smscusb, 0, sizeof ( *smscusb ) );
|
||||
smscusb_init ( smscusb, netdev, func, &smsc75xx_in_operations );
|
||||
smscusb_mii_init ( smscusb, SMSC75XX_MII_BASE );
|
||||
usb_refill_init ( &smscusb->usbnet.in, 0, SMSC75XX_IN_MTU,
|
||||
SMSC75XX_IN_MAX_FILL );
|
||||
mii_init ( &smsc75xx->mii, &smsc75xx_mii_operations );
|
||||
DBGC ( smsc75xx, "SMSC75XX %p on %s\n", smsc75xx, func->name );
|
||||
DBGC ( smscusb, "SMSC75XX %p on %s\n", smscusb, func->name );
|
||||
|
||||
/* Describe USB network device */
|
||||
if ( ( rc = usbnet_describe ( &smsc75xx->usbnet, config ) ) != 0 ) {
|
||||
DBGC ( smsc75xx, "SMSC75XX %p could not describe: %s\n",
|
||||
smsc75xx, strerror ( rc ) );
|
||||
if ( ( rc = usbnet_describe ( &smscusb->usbnet, config ) ) != 0 ) {
|
||||
DBGC ( smscusb, "SMSC75XX %p could not describe: %s\n",
|
||||
smscusb, strerror ( rc ) );
|
||||
goto err_describe;
|
||||
}
|
||||
|
||||
/* Reset device */
|
||||
if ( ( rc = smsc75xx_reset ( smsc75xx ) ) != 0 )
|
||||
if ( ( rc = smsc75xx_reset ( smscusb ) ) != 0 )
|
||||
goto err_reset;
|
||||
|
||||
/* Read MAC address */
|
||||
if ( ( rc = smsc75xx_eeprom_read ( smsc75xx, SMSC75XX_EEPROM_MAC,
|
||||
netdev->hw_addr, ETH_ALEN ) ) != 0 )
|
||||
goto err_eeprom_read;
|
||||
if ( ( rc = smscusb_eeprom_fetch_mac ( smscusb,
|
||||
SMSC75XX_E2P_BASE ) ) != 0 )
|
||||
goto err_fetch_mac;
|
||||
|
||||
/* Register network device */
|
||||
if ( ( rc = register_netdev ( netdev ) ) != 0 )
|
||||
|
|
@ -1016,7 +527,7 @@ static int smsc75xx_probe ( struct usb_function *func,
|
|||
|
||||
unregister_netdev ( netdev );
|
||||
err_register:
|
||||
err_eeprom_read:
|
||||
err_fetch_mac:
|
||||
err_reset:
|
||||
err_describe:
|
||||
netdev_nullify ( netdev );
|
||||
|
|
|
|||
|
|
@ -9,25 +9,7 @@
|
|||
|
||||
FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
|
||||
|
||||
#include <ipxe/usb.h>
|
||||
#include <ipxe/usbnet.h>
|
||||
#include <ipxe/if_ether.h>
|
||||
#include <ipxe/mii.h>
|
||||
|
||||
/** Register write command */
|
||||
#define SMSC75XX_REGISTER_WRITE \
|
||||
( USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE | \
|
||||
USB_REQUEST_TYPE ( 0xa0 ) )
|
||||
|
||||
/** Register read command */
|
||||
#define SMSC75XX_REGISTER_READ \
|
||||
( USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE | \
|
||||
USB_REQUEST_TYPE ( 0xa1 ) )
|
||||
|
||||
/** Get statistics command */
|
||||
#define SMSC75XX_GET_STATISTICS \
|
||||
( USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE | \
|
||||
USB_REQUEST_TYPE ( 0xa2 ) )
|
||||
#include "smscusb.h"
|
||||
|
||||
/** Interrupt status register */
|
||||
#define SMSC75XX_INT_STS 0x00c
|
||||
|
|
@ -48,19 +30,8 @@ FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
|
|||
#define SMSC75XX_BULK_IN_DLY 0x03c
|
||||
#define SMSC75XX_BULK_IN_DLY_SET(ticks) ( (ticks) << 0 ) /**< Delay / 16.7ns */
|
||||
|
||||
/** EEPROM command register */
|
||||
#define SMSC75XX_E2P_CMD 0x040
|
||||
#define SMSC75XX_E2P_CMD_EPC_BSY 0x80000000UL /**< EPC busy */
|
||||
#define SMSC75XX_E2P_CMD_EPC_CMD_READ 0x00000000UL /**< READ command */
|
||||
#define SMSC75XX_E2P_CMD_EPC_ADDR(addr) ( (addr) << 0 ) /**< EPC address */
|
||||
|
||||
/** EEPROM data register */
|
||||
#define SMSC75XX_E2P_DATA 0x044
|
||||
#define SMSC75XX_E2P_DATA_GET(e2p_data) \
|
||||
( ( (e2p_data) >> 0 ) & 0xff ) /**< EEPROM data */
|
||||
|
||||
/** MAC address EEPROM address */
|
||||
#define SMSC75XX_EEPROM_MAC 0x01
|
||||
/** EEPROM register base */
|
||||
#define SMSC75XX_E2P_BASE 0x040
|
||||
|
||||
/** Receive filtering engine control register */
|
||||
#define SMSC75XX_RFE_CTL 0x060
|
||||
|
|
@ -89,56 +60,14 @@ FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
|
|||
#define SMSC75XX_MAC_TX 0x108
|
||||
#define SMSC75XX_MAC_TX_EN 0x00000001UL /**< TX enable */
|
||||
|
||||
/** MAC receive address high register */
|
||||
#define SMSC75XX_RX_ADDRH 0x118
|
||||
/** MAC receive address register base */
|
||||
#define SMSC75XX_RX_ADDR_BASE 0x118
|
||||
|
||||
/** MAC receive address low register */
|
||||
#define SMSC75XX_RX_ADDRL 0x11c
|
||||
/** MII register base */
|
||||
#define SMSC75XX_MII_BASE 0x120
|
||||
|
||||
/** MII access register */
|
||||
#define SMSC75XX_MII_ACCESS 0x120
|
||||
#define SMSC75XX_MII_ACCESS_PHY_ADDRESS 0x00000800UL /**< PHY address */
|
||||
#define SMSC75XX_MII_ACCESS_MIIRINDA(addr) ( (addr) << 6 ) /**< MII register */
|
||||
#define SMSC75XX_MII_ACCESS_MIIWNR 0x00000002UL /**< MII write */
|
||||
#define SMSC75XX_MII_ACCESS_MIIBZY 0x00000001UL /**< MII busy */
|
||||
|
||||
/** MII data register */
|
||||
#define SMSC75XX_MII_DATA 0x124
|
||||
#define SMSC75XX_MII_DATA_SET(data) ( (data) << 0 ) /**< Set data */
|
||||
#define SMSC75XX_MII_DATA_GET(mii_data) \
|
||||
( ( (mii_data) >> 0 ) & 0xffff ) /**< Get data */
|
||||
|
||||
/** PHY interrupt source MII register */
|
||||
#define SMSC75XX_MII_PHY_INTR_SOURCE 29
|
||||
|
||||
/** PHY interrupt mask MII register */
|
||||
#define SMSC75XX_MII_PHY_INTR_MASK 30
|
||||
|
||||
/** PHY interrupt: auto-negotiation complete */
|
||||
#define SMSC75XX_PHY_INTR_ANEG_DONE 0x0040
|
||||
|
||||
/** PHY interrupt: link down */
|
||||
#define SMSC75XX_PHY_INTR_LINK_DOWN 0x0010
|
||||
|
||||
/** MAC address perfect filter N high register */
|
||||
#define SMSC75XX_ADDR_FILTH(n) ( 0x300 + ( 8 * (n) ) )
|
||||
#define SMSC75XX_ADDR_FILTH_VALID 0x80000000UL /**< Address valid */
|
||||
|
||||
/** MAC address perfect filter N low register */
|
||||
#define SMSC75XX_ADDR_FILTL(n) ( 0x304 + ( 8 * (n) ) )
|
||||
|
||||
/** MAC address */
|
||||
union smsc75xx_mac {
|
||||
/** MAC receive address registers */
|
||||
struct {
|
||||
/** MAC receive address low register */
|
||||
uint32_t l;
|
||||
/** MAC receive address high register */
|
||||
uint32_t h;
|
||||
} __attribute__ (( packed )) addr;
|
||||
/** Raw MAC address */
|
||||
uint8_t raw[ETH_ALEN];
|
||||
};
|
||||
/** MAC address perfect filter register base */
|
||||
#define SMSC75XX_ADDR_FILT_BASE 0x300
|
||||
|
||||
/** Receive packet header */
|
||||
struct smsc75xx_rx_header {
|
||||
|
|
@ -168,12 +97,6 @@ struct smsc75xx_tx_header {
|
|||
/** Insert frame checksum and pad */
|
||||
#define SMSC75XX_TX_FCS 0x00400000UL
|
||||
|
||||
/** Interrupt packet format */
|
||||
struct smsc75xx_interrupt {
|
||||
/** Current value of INT_STS register */
|
||||
uint32_t int_sts;
|
||||
} __attribute__ (( packed ));
|
||||
|
||||
/** Byte count statistics */
|
||||
struct smsc75xx_byte_statistics {
|
||||
/** Unicast byte count */
|
||||
|
|
@ -264,37 +187,9 @@ struct smsc75xx_statistics {
|
|||
struct smsc75xx_tx_statistics tx;
|
||||
} __attribute__ (( packed ));
|
||||
|
||||
/** A SMSC75xx network device */
|
||||
struct smsc75xx_device {
|
||||
/** USB device */
|
||||
struct usb_device *usb;
|
||||
/** USB bus */
|
||||
struct usb_bus *bus;
|
||||
/** Network device */
|
||||
struct net_device *netdev;
|
||||
/** USB network device */
|
||||
struct usbnet_device usbnet;
|
||||
/** MII interface */
|
||||
struct mii_interface mii;
|
||||
/** Interrupt status */
|
||||
uint32_t int_sts;
|
||||
};
|
||||
|
||||
/** Maximum time to wait for reset (in milliseconds) */
|
||||
#define SMSC75XX_RESET_MAX_WAIT_MS 100
|
||||
|
||||
/** Maximum time to wait for EEPROM (in milliseconds) */
|
||||
#define SMSC75XX_EEPROM_MAX_WAIT_MS 100
|
||||
|
||||
/** Maximum time to wait for MII (in milliseconds) */
|
||||
#define SMSC75XX_MII_MAX_WAIT_MS 100
|
||||
|
||||
/** Interrupt maximum fill level
|
||||
*
|
||||
* This is a policy decision.
|
||||
*/
|
||||
#define SMSC75XX_INTR_MAX_FILL 2
|
||||
|
||||
/** Bulk IN maximum fill level
|
||||
*
|
||||
* This is a policy decision.
|
||||
|
|
|
|||
Loading…
Reference in New Issue