diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/e1000.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/drivers/e1000.c b/drivers/e1000.c index cc50c26..787134a 100644 --- a/drivers/e1000.c +++ b/drivers/e1000.c @@ -112,6 +112,7 @@ static int e1000_detect_gig_phy(struct e1000_hw *hw); readl((a)->hw_addr + E1000_##reg + ((offset) << 2))) #define E1000_WRITE_FLUSH(a) {uint32_t x; x = E1000_READ_REG(a, STATUS);} +#ifndef CONFIG_AP1000 /* remove for warnings */ /****************************************************************************** * Raises the EEPROM's clock input. * @@ -478,6 +479,7 @@ e1000_validate_eeprom_checksum(struct eth_device *nic) return -E1000_ERR_EEPROM; } } +#endif /* #ifndef CONFIG_AP1000 */ /****************************************************************************** * Reads the adapter's MAC address from the EEPROM and inverts the LSB for the @@ -488,6 +490,7 @@ e1000_validate_eeprom_checksum(struct eth_device *nic) static int e1000_read_mac_addr(struct eth_device *nic) { +#ifndef CONFIG_AP1000 struct e1000_hw *hw = nic->priv; uint16_t offset; uint16_t eeprom_data; @@ -509,6 +512,32 @@ e1000_read_mac_addr(struct eth_device *nic) /* Invert the last bit if this is the second device */ nic->enetaddr[5] += 1; } +#else + /* + * The AP1000's e1000 has no eeprom; the MAC address is stored in the + * environment variables. Currently this does not support the addition + * of a PMC e1000 card, which is certainly a possibility, so this should + * be updated to properly use the env variable only for the onboard e1000 + */ + + int ii; + char *s, *e; + + DEBUGFUNC(); + + s = getenv ("ethaddr"); + if (s == NULL){ + return -E1000_ERR_EEPROM; + } + else{ + for(ii = 0; ii < 6; ii++) { + nic->enetaddr[ii] = s ? simple_strtoul (s, &e, 16) : 0; + if (s){ + s = (*e) ? e + 1 : e; + } + } + } +#endif return 0; } @@ -876,6 +905,7 @@ e1000_setup_link(struct eth_device *nic) DEBUGFUNC(); +#ifndef CONFIG_AP1000 /* Read and store word 0x0F of the EEPROM. This word contains bits * that determine the hardware's default PAUSE (flow control) mode, * a bit that determines whether the HW defaults to enabling or @@ -888,6 +918,11 @@ e1000_setup_link(struct eth_device *nic) DEBUGOUT("EEPROM Read Error\n"); return -E1000_ERR_EEPROM; } +#else + /* we have to hardcode the proper value for our hardware. */ + /* this value is for the 82540EM pci card used for prototyping, and it works. */ + eeprom_data = 0xb220; +#endif if (hw->fc == e1000_fc_default) { if ((eeprom_data & EEPROM_WORD0F_PAUSE_MASK) == 0) @@ -2950,12 +2985,14 @@ e1000_initialize(bd_t * bis) free(nic); return 0; } +#ifndef CONFIG_AP1000 if (e1000_validate_eeprom_checksum(nic) < 0) { printf("The EEPROM Checksum Is Not Valid\n"); free(hw); free(nic); return 0; } +#endif e1000_read_mac_addr(nic); E1000_WRITE_REG(hw, PBA, E1000_DEFAULT_PBA); |