int ethss_config(u32 ctl, u32 max_pkt_size)
{
u32 i;
/* Max length register */
writel(max_pkt_size, DEVICE_CPSW_BASE + CPSW_REG_MAXLEN);
/* Control register */
writel(ctl, DEVICE_CPSW_BASE + CPSW_REG_CTL);
/* All statistics enabled by default */
writel(CPSW_REG_VAL_STAT_ENABLE_ALL,
DEVICE_CPSW_BASE + CPSW_REG_STAT_PORT_EN);
/* Reset and enable the ALE */
writel(CPSW_REG_VAL_ALE_CTL_RESET_AND_ENABLE |
CPSW_REG_VAL_ALE_CTL_BYPASS,
DEVICE_CPSW_BASE + CPSW_REG_ALE_CONTROL);
/* All ports put into forward mode */
for (i = 0; i < DEVICE_CPSW_NUM_PORTS; i++)
writel(CPSW_REG_VAL_PORTCTL_FORWARD_MODE,
DEVICE_CPSW_BASE + CPSW_REG_ALE_PORTCTL(i));
return 0;
}
/************************************************************************************************
* FUNCTION PURPOSE: Configure the switch
************************************************************************************************
* DESCRIPTION: The switch is setup without respect to its current state. The ALE
* is reset during the configuration.
************************************************************************************************/
SINT16 hwCpswConfig (UINT32 ctl, UINT32 maxPktSize)
{
UINT32 i;
/* Max length register */
DEVICE_REG32_W (DEVICE_CPSW_BASE + CPSW_REG_MAXLEN, maxPktSize);
/* Control register */
DEVICE_REG32_W (DEVICE_CPSW_BASE + CPSW_REG_CTL, ctl);
/* All statistics enabled by default */
DEVICE_REG32_W (DEVICE_CPSW_BASE + CPSW_REG_STAT_PORT_EN, CPSW_REG_VAL_STAT_ENABLE_ALL);
/* Reset and enable the ALE */
DEVICE_REG32_W (DEVICE_CPSW_BASE + CPSW_REG_ALE_CONTROL, CPSW_REG_VAL_ALE_CTL_RESET_AND_ENABLE);
/* All ports put into forward mode */
for (i = 0; i < DEVICE_CPSW_NUM_PORTS; i++)
DEVICE_REG32_W (DEVICE_CPSW_BASE + CPSW_REG_ALE_PORTCTL(i), CPSW_REG_VAL_PORTCTL_FORWARD_MODE);
return (0);
} /* hwCpswConfig */
