diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/e1000.c | 444 | ||||
| -rw-r--r-- | drivers/net/e1000.h | 1 |
2 files changed, 245 insertions, 200 deletions
diff --git a/drivers/net/e1000.c b/drivers/net/e1000.c index 187517b7d1..807012cd3a 100644 --- a/drivers/net/e1000.c +++ b/drivers/net/e1000.c @@ -30,6 +30,8 @@ tested on both gig copper and gig fiber boards */ #include <common.h> +#include <errno.h> +#include <pci.h> #include "e1000.h" #define TOUT_LOOP 100000 @@ -53,67 +55,67 @@ static int tx_tail; static int rx_tail, rx_last; static struct pci_device_id e1000_supported[] = { - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82542}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82543GC_FIBER}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82543GC_COPPER}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82544EI_COPPER}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82544EI_FIBER}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82544GC_COPPER}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82544GC_LOM}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82540EM}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82545EM_COPPER}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82545GM_COPPER}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82546EB_COPPER}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82545EM_FIBER}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82546EB_FIBER}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82546GB_COPPER}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82540EM_LOM}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82541ER}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82541GI_LF}, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82542) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82543GC_FIBER) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82543GC_COPPER) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82544EI_COPPER) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82544EI_FIBER) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82544GC_COPPER) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82544GC_LOM) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82540EM) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82545EM_COPPER) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82545GM_COPPER) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82546EB_COPPER) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82545EM_FIBER) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82546EB_FIBER) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82546GB_COPPER) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82540EM_LOM) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82541ER) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82541GI_LF) }, /* E1000 PCIe card */ - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82571EB_COPPER}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82571EB_FIBER }, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82571EB_SERDES }, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82571EB_QUAD_COPPER}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82571PT_QUAD_COPPER}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82571EB_QUAD_FIBER}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82571EB_QUAD_COPPER_LOWPROFILE}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82571EB_SERDES_DUAL}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82571EB_SERDES_QUAD}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82572EI_COPPER}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82572EI_FIBER}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82572EI_SERDES}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82572EI}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82573E}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82573E_IAMT}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82573L}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82574L}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82546GB_QUAD_COPPER_KSP3}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_80003ES2LAN_COPPER_DPT}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_80003ES2LAN_SERDES_DPT}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_80003ES2LAN_COPPER_SPT}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_80003ES2LAN_SERDES_SPT}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_I210_UNPROGRAMMED}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_I211_UNPROGRAMMED}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_I210_COPPER}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_I211_COPPER}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_I210_COPPER_FLASHLESS}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_I210_SERDES}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_I210_SERDES_FLASHLESS}, - {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_I210_1000BASEKX}, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82571EB_COPPER) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82571EB_FIBER) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82571EB_SERDES) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82571EB_QUAD_COPPER) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82571PT_QUAD_COPPER) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82571EB_QUAD_FIBER) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82571EB_QUAD_COPPER_LOWPROFILE) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82571EB_SERDES_DUAL) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82571EB_SERDES_QUAD) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82572EI_COPPER) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82572EI_FIBER) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82572EI_SERDES) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82572EI) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82573E) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82573E_IAMT) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82573L) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82574L) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82546GB_QUAD_COPPER_KSP3) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_80003ES2LAN_COPPER_DPT) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_80003ES2LAN_SERDES_DPT) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_80003ES2LAN_COPPER_SPT) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_80003ES2LAN_SERDES_SPT) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_I210_UNPROGRAMMED) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_I211_UNPROGRAMMED) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_I210_COPPER) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_I211_COPPER) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_I210_COPPER_FLASHLESS) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_I210_SERDES) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_I210_SERDES_FLASHLESS) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_I210_1000BASEKX) }, {} }; /* Function forward declarations */ -static int e1000_setup_link(struct eth_device *nic); -static int e1000_setup_fiber_link(struct eth_device *nic); -static int e1000_setup_copper_link(struct eth_device *nic); +static int e1000_setup_link(struct e1000_hw *hw); +static int e1000_setup_fiber_link(struct e1000_hw *hw); +static int e1000_setup_copper_link(struct e1000_hw *hw); static int e1000_phy_setup_autoneg(struct e1000_hw *hw); static void e1000_config_collision_dist(struct e1000_hw *hw); static int e1000_config_mac_to_phy(struct e1000_hw *hw); static int e1000_config_fc_after_link_up(struct e1000_hw *hw); -static int e1000_check_for_link(struct eth_device *nic); +static int e1000_check_for_link(struct e1000_hw *hw); static int e1000_wait_autoneg(struct e1000_hw *hw); static int e1000_get_speed_and_duplex(struct e1000_hw *hw, uint16_t * speed, uint16_t * duplex); @@ -906,13 +908,13 @@ static int e1000_validate_eeprom_checksum(struct e1000_hw *hw) /* Allocate a temporary buffer */ buf = malloc(sizeof(buf[0]) * (EEPROM_CHECKSUM_REG + 1)); if (!buf) { - E1000_ERR(hw->nic, "Unable to allocate EEPROM buffer!\n"); + E1000_ERR(hw, "Unable to allocate EEPROM buffer!\n"); return -E1000_ERR_EEPROM; } /* Read the EEPROM */ if (e1000_read_eeprom(hw, 0, EEPROM_CHECKSUM_REG + 1, buf) < 0) { - E1000_ERR(hw->nic, "Unable to read EEPROM!\n"); + E1000_ERR(hw, "Unable to read EEPROM!\n"); return -E1000_ERR_EEPROM; } @@ -928,9 +930,9 @@ static int e1000_validate_eeprom_checksum(struct e1000_hw *hw) return 0; /* Hrm, verification failed, print an error */ - E1000_ERR(hw->nic, "EEPROM checksum is incorrect!\n"); - E1000_ERR(hw->nic, " ...register was 0x%04hx, calculated 0x%04hx\n", - checksum_reg, checksum); + E1000_ERR(hw, "EEPROM checksum is incorrect!\n"); + E1000_ERR(hw, " ...register was 0x%04hx, calculated 0x%04hx\n", + checksum_reg, checksum); return -E1000_ERR_EEPROM; } @@ -1177,9 +1179,8 @@ static bool e1000_is_second_port(struct e1000_hw *hw) * nic - Struct containing variables accessed by shared code *****************************************************************************/ static int -e1000_read_mac_addr(struct eth_device *nic) +e1000_read_mac_addr(struct e1000_hw *hw, unsigned char enetaddr[6]) { - struct e1000_hw *hw = nic->priv; uint16_t offset; uint16_t eeprom_data; uint32_t reg_data = 0; @@ -1202,19 +1203,19 @@ e1000_read_mac_addr(struct eth_device *nic) DEBUGOUT("EEPROM Read Error\n"); return -E1000_ERR_EEPROM; } - nic->enetaddr[i] = eeprom_data & 0xff; - nic->enetaddr[i + 1] = (eeprom_data >> 8) & 0xff; + enetaddr[i] = eeprom_data & 0xff; + enetaddr[i + 1] = (eeprom_data >> 8) & 0xff; } /* Invert the last bit if this is the second device */ if (e1000_is_second_port(hw)) - nic->enetaddr[5] ^= 1; + enetaddr[5] ^= 1; #ifdef CONFIG_E1000_FALLBACK_MAC if (!is_valid_ethaddr(nic->enetaddr)) { unsigned char fb_mac[NODE_ADDRESS_SIZE] = CONFIG_E1000_FALLBACK_MAC; - memcpy (nic->enetaddr, fb_mac, NODE_ADDRESS_SIZE); + memcpy(enetaddr, fb_mac, NODE_ADDRESS_SIZE); } #endif return 0; @@ -1231,9 +1232,8 @@ e1000_read_mac_addr(struct eth_device *nic) * the receiver is in reset when the routine is called. *****************************************************************************/ static void -e1000_init_rx_addrs(struct eth_device *nic) +e1000_init_rx_addrs(struct e1000_hw *hw, unsigned char enetaddr[6]) { - struct e1000_hw *hw = nic->priv; uint32_t i; uint32_t addr_low; uint32_t addr_high; @@ -1242,11 +1242,11 @@ e1000_init_rx_addrs(struct eth_device *nic) /* Setup the receive address. */ DEBUGOUT("Programming MAC Address into RAR[0]\n"); - addr_low = (nic->enetaddr[0] | - (nic->enetaddr[1] << 8) | - (nic->enetaddr[2] << 16) | (nic->enetaddr[3] << 24)); + addr_low = (enetaddr[0] | + (enetaddr[1] << 8) | + (enetaddr[2] << 16) | (enetaddr[3] << 24)); - addr_high = (nic->enetaddr[4] | (nic->enetaddr[5] << 8) | E1000_RAH_AV); + addr_high = (enetaddr[4] | (enetaddr[5] << 8) | E1000_RAH_AV); E1000_WRITE_REG_ARRAY(hw, RA, 0, addr_low); E1000_WRITE_REG_ARRAY(hw, RA, 1, addr_high); @@ -1653,9 +1653,8 @@ e1000_initialize_hardware_bits(struct e1000_hw *hw) * the transmit and receive units disabled and uninitialized. *****************************************************************************/ static int -e1000_init_hw(struct eth_device *nic) +e1000_init_hw(struct e1000_hw *hw, unsigned char enetaddr[6]) { - struct e1000_hw *hw = nic->priv; uint32_t ctrl; uint32_t i; int32_t ret_val; @@ -1708,7 +1707,7 @@ e1000_init_hw(struct eth_device *nic) /* Setup the receive address. This involves initializing all of the Receive * Address Registers (RARs 0 - 15). */ - e1000_init_rx_addrs(nic); + e1000_init_rx_addrs(hw, enetaddr); /* For 82542 (rev 2.0), take the receiver out of reset and enable MWI */ if (hw->mac_type == e1000_82542_rev2_0) { @@ -1777,7 +1776,7 @@ e1000_init_hw(struct eth_device *nic) mdelay(15); /* Call a subroutine to configure the link and setup flow control. */ - ret_val = e1000_setup_link(nic); + ret_val = e1000_setup_link(hw); /* Set the transmit descriptor write-back policy */ if (hw->mac_type > e1000_82544) { @@ -1877,9 +1876,8 @@ e1000_init_hw(struct eth_device *nic) * transmitter and receiver are not enabled. *****************************************************************************/ static int -e1000_setup_link(struct eth_device *nic) +e1000_setup_link(struct e1000_hw *hw) { - struct e1000_hw *hw = nic->priv; int32_t ret_val; #ifndef CONFIG_E1000_NO_NVM uint32_t ctrl_ext; @@ -1967,7 +1965,7 @@ e1000_setup_link(struct eth_device *nic) /* Call the necessary subroutine to configure the link. */ ret_val = (hw->media_type == e1000_media_type_fiber) ? - e1000_setup_fiber_link(nic) : e1000_setup_copper_link(nic); + e1000_setup_fiber_link(hw) : e1000_setup_copper_link(hw); if (ret_val < 0) { return ret_val; } @@ -2024,9 +2022,8 @@ e1000_setup_link(struct eth_device *nic) * and receiver are not enabled. *****************************************************************************/ static int -e1000_setup_fiber_link(struct eth_device *nic) +e1000_setup_fiber_link(struct e1000_hw *hw) { - struct e1000_hw *hw = nic->priv; uint32_t ctrl; uint32_t status; uint32_t txcw = 0; @@ -2045,7 +2042,7 @@ e1000_setup_fiber_link(struct eth_device *nic) else signal = 0; - printf("signal for %s is %x (ctrl %08x)!!!!\n", nic->name, signal, + printf("signal for %s is %x (ctrl %08x)!!!!\n", hw->name, signal, ctrl); /* Take the link out of reset */ ctrl &= ~(E1000_CTRL_LRST); @@ -2133,7 +2130,7 @@ e1000_setup_fiber_link(struct eth_device *nic) */ DEBUGOUT("Never got a valid link from auto-neg!!!\n"); hw->autoneg_failed = 1; - ret_val = e1000_check_for_link(nic); + ret_val = e1000_check_for_link(hw); if (ret_val < 0) { DEBUGOUT("Error while checking for link\n"); return ret_val; @@ -3050,9 +3047,8 @@ e1000_copper_link_postconfig(struct e1000_hw *hw) * hw - Struct containing variables accessed by shared code ******************************************************************************/ static int -e1000_setup_copper_link(struct eth_device *nic) +e1000_setup_copper_link(struct e1000_hw *hw) { - struct e1000_hw *hw = nic->priv; int32_t ret_val; uint16_t i; uint16_t phy_data; @@ -3675,9 +3671,8 @@ e1000_config_fc_after_link_up(struct e1000_hw *hw) * Called by any function that needs to check the link status of the adapter. *****************************************************************************/ static int -e1000_check_for_link(struct eth_device *nic) +e1000_check_for_link(struct e1000_hw *hw) { - struct e1000_hw *hw = nic->priv; uint32_t rxcw; uint32_t ctrl; uint32_t status; @@ -4874,9 +4869,8 @@ e1000_set_media_type(struct e1000_hw *hw) **/ static int -e1000_sw_init(struct eth_device *nic) +e1000_sw_init(struct e1000_hw *hw) { - struct e1000_hw *hw = (typeof(hw)) nic->priv; int result; /* PCI config space info */ @@ -4892,7 +4886,7 @@ e1000_sw_init(struct eth_device *nic) /* identify the MAC */ result = e1000_set_mac_type(hw); if (result) { - E1000_ERR(hw->nic, "Unknown MAC Type\n"); + E1000_ERR(hw, "Unknown MAC Type\n"); return result; } @@ -5152,9 +5146,8 @@ e1000_configure_rx(struct e1000_hw *hw) POLL - Wait for a frame ***************************************************************************/ static int -e1000_poll(struct eth_device *nic) +_e1000_poll(struct e1000_hw *hw) { - struct e1000_hw *hw = nic->priv; struct e1000_rx_desc *rd; unsigned long inval_start, inval_end; uint32_t len; @@ -5175,18 +5168,12 @@ e1000_poll(struct eth_device *nic) invalidate_dcache_range((unsigned long)packet, (unsigned long)packet + roundup(len, ARCH_DMA_MINALIGN)); - net_process_received_packet((uchar *)packet, len); - fill_rx(hw); - return 1; + return len; } -/************************************************************************** -TRANSMIT - Transmit a frame -***************************************************************************/ -static int e1000_transmit(struct eth_device *nic, void *txpacket, int length) +static int _e1000_transmit(struct e1000_hw *hw, void *txpacket, int length) { void *nv_packet = (void *)txpacket; - struct e1000_hw *hw = nic->priv; struct e1000_tx_desc *txp; int i = 0; unsigned long flush_start, flush_end; @@ -5223,27 +5210,9 @@ static int e1000_transmit(struct eth_device *nic, void *txpacket, int length) return 1; } -/*reset function*/ -static inline int -e1000_reset(struct eth_device *nic) -{ - struct e1000_hw *hw = nic->priv; - - e1000_reset_hw(hw); - if (hw->mac_type >= e1000_82544) { - E1000_WRITE_REG(hw, WUC, 0); - } - return e1000_init_hw(nic); -} - -/************************************************************************** -DISABLE - Turn off ethernet interface -***************************************************************************/ static void -e1000_disable(struct eth_device *nic) +_e1000_disable(struct e1000_hw *hw) { - struct e1000_hw *hw = nic->priv; - /* Turn off the ethernet interface */ E1000_WRITE_REG(hw, RCTL, 0); E1000_WRITE_REG(hw, TCTL, 0); @@ -5261,32 +5230,38 @@ e1000_disable(struct eth_device *nic) E1000_WRITE_REG(hw, CTRL, E1000_CTRL_RST); #endif mdelay(10); +} +/*reset function*/ +static inline int +e1000_reset(struct e1000_hw *hw, unsigned char enetaddr[6]) +{ + e1000_reset_hw(hw); + if (hw->mac_type >= e1000_82544) + E1000_WRITE_REG(hw, WUC, 0); + + return e1000_init_hw(hw, enetaddr); } -/************************************************************************** -INIT - set up ethernet interface(s) -***************************************************************************/ static int -e1000_init(struct eth_device *nic, bd_t * bis) +_e1000_init(struct e1000_hw *hw, unsigned char enetaddr[6]) { - struct e1000_hw *hw = nic->priv; int ret_val = 0; - ret_val = e1000_reset(nic); + ret_val = e1000_reset(hw, enetaddr); if (ret_val < 0) { if ((ret_val == -E1000_ERR_NOLINK) || (ret_val == -E1000_ERR_TIMEOUT)) { - E1000_ERR(hw->nic, "Valid Link not detected\n"); + E1000_ERR(hw, "Valid Link not detected: %d\n", ret_val); } else { - E1000_ERR(hw->nic, "Hardware Initialization Failed\n"); + E1000_ERR(hw, "Hardware Initialization Failed\n"); } - return 0; + return ret_val; } e1000_configure_tx(hw); e1000_setup_rctl(hw); e1000_configure_rx(hw); - return 1; + return 0; } /****************************************************************************** @@ -5323,6 +5298,138 @@ void e1000_get_bus_type(struct e1000_hw *hw) /* A list of all registered e1000 devices */ static LIST_HEAD(e1000_hw_list); +static int e1000_init_one(struct e1000_hw *hw, int cardnum, pci_dev_t devno, + unsigned char enetaddr[6]) +{ + u32 val; + + /* Assign the passed-in values */ + hw->pdev = devno; + hw->cardnum = cardnum; + + /* Print a debug message with the IO base address */ + pci_read_config_dword(devno, PCI_BASE_ADDRESS_0, &val); + E1000_DBG(hw, "iobase 0x%08x\n", val & 0xfffffff0); + + /* Try to enable I/O accesses and bus-mastering */ + val = PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER; + pci_write_config_dword(devno, PCI_COMMAND, val); + + /* Make sure it worked */ + pci_read_config_dword(devno, PCI_COMMAND, &val); + if (!(val & PCI_COMMAND_MEMORY)) { + E1000_ERR(hw, "Can't enable I/O memory\n"); + return -ENOSPC; + } + if (!(val & PCI_COMMAND_MASTER)) { + E1000_ERR(hw, "Can't enable bus-mastering\n"); + return -EPERM; + } + + /* Are these variables needed? */ + hw->fc = e1000_fc_default; + hw->original_fc = e1000_fc_default; + hw->autoneg_failed = 0; + hw->autoneg = 1; + hw->get_link_status = true; +#ifndef CONFIG_E1000_NO_NVM + hw->eeprom_semaphore_present = true; +#endif + hw->hw_addr = pci_map_bar(devno, PCI_BASE_ADDRESS_0, + PCI_REGION_MEM); + hw->mac_type = e1000_undefined; + + /* MAC and Phy settings */ + if (e1000_sw_init(hw) < 0) { + E1000_ERR(hw, "Software init failed\n"); + return -EIO; + } + if (e1000_check_phy_reset_block(hw)) + E1000_ERR(hw, "PHY Reset is blocked!\n"); + + /* Basic init was OK, reset the hardware and allow SPI access */ + e1000_reset_hw(hw); + +#ifndef CONFIG_E1000_NO_NVM + /* Validate the EEPROM and get chipset information */ +#if !defined(CONFIG_MVBC_1G) + if (e1000_init_eeprom_params(hw)) { + E1000_ERR(hw, "EEPROM is invalid!\n"); + return -EINVAL; + } + if ((E1000_READ_REG(hw, I210_EECD) & E1000_EECD_FLUPD) && + e1000_validate_eeprom_checksum(hw)) + return -ENXIO; +#endif + e1000_read_mac_addr(hw, enetaddr); +#endif + e1000_get_bus_type(hw); + +#ifndef CONFIG_E1000_NO_NVM + printf("e1000: %02x:%02x:%02x:%02x:%02x:%02x\n ", + enetaddr[0], enetaddr[1], enetaddr[2], + enetaddr[3], enetaddr[4], enetaddr[5]); +#else + memset(enetaddr, 0, 6); + printf("e1000: no NVM\n"); +#endif + + return 0; +} + +/* Put the name of a device in a string */ +static void e1000_name(char *str, int cardnum) +{ + sprintf(str, "e1000#%u", cardnum); +} + +/************************************************************************** +TRANSMIT - Transmit a frame +***************************************************************************/ +static int e1000_transmit(struct eth_device *nic, void *txpacket, int length) +{ + struct e1000_hw *hw = nic->priv; + + return _e1000_transmit(hw, txpacket, length); +} + +/************************************************************************** +DISABLE - Turn off ethernet interface +***************************************************************************/ +static void +e1000_disable(struct eth_device *nic) +{ + struct e1000_hw *hw = nic->priv; + + _e1000_disable(hw); +} + +/************************************************************************** +INIT - set up ethernet interface(s) +***************************************************************************/ +static int +e1000_init(struct eth_device *nic, bd_t *bis) +{ + struct e1000_hw *hw = nic->priv; + + return _e1000_init(hw, nic->enetaddr); +} + +static int +e1000_poll(struct eth_device *nic) +{ + struct e1000_hw *hw = nic->priv; + int len; + + len = _e1000_poll(hw); + if (len) { + net_process_received_packet((uchar *)packet, len); + fill_rx(hw); + } + + return len ? 1 : 0; +} + /************************************************************************** PROBE - Look for an adapter, this routine's visible to the outside You should omit the last argument struct pci_device * for a non-PCI NIC @@ -5332,13 +5439,12 @@ e1000_initialize(bd_t * bis) { unsigned int i; pci_dev_t devno; + int ret; DEBUGFUNC(); /* Find and probe all the matching PCI devices */ for (i = 0; (devno = pci_find_devices(e1000_supported, i)) >= 0; i++) { - u32 val; - /* * These will never get freed due to errors, this allows us to * perform SPI EEPROM programming from U-boot, for example. @@ -5355,83 +5461,18 @@ e1000_initialize(bd_t * bis) /* Make sure all of the fields are initially zeroed */ memset(nic, 0, sizeof(*nic)); memset(hw, 0, sizeof(*hw)); - - /* Assign the passed-in values */ - hw->cardnum = i; - hw->pdev = devno; - hw->nic = nic; nic->priv = hw; /* Generate a card name */ - sprintf(nic->name, "e1000#%u", hw->cardnum); - - /* Print a debug message with the IO base address */ - pci_read_config_dword(devno, PCI_BASE_ADDRESS_0, &val); - E1000_DBG(nic, "iobase 0x%08x\n", val & 0xfffffff0); - - /* Try to enable I/O accesses and bus-mastering */ - val = PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER; - pci_write_config_dword(devno, PCI_COMMAND, val); - - /* Make sure it worked */ - pci_read_config_dword(devno, PCI_COMMAND, &val); - if (!(val & PCI_COMMAND_MEMORY)) { - E1000_ERR(nic, "Can't enable I/O memory\n"); - continue; - } - if (!(val & PCI_COMMAND_MASTER)) { - E1000_ERR(nic, "Can't enable bus-mastering\n"); - continue; - } + e1000_name(nic->name, i); + hw->name = nic->name; - /* Are these variables needed? */ - hw->fc = e1000_fc_default; - hw->original_fc = e1000_fc_default; - hw->autoneg_failed = 0; - hw->autoneg = 1; - hw->get_link_status = true; -#ifndef CONFIG_E1000_NO_NVM - hw->eeprom_semaphore_present = true; -#endif - hw->hw_addr = pci_map_bar(devno, PCI_BASE_ADDRESS_0, - PCI_REGION_MEM); - hw->mac_type = e1000_undefined; - - /* MAC and Phy settings */ - if (e1000_sw_init(nic) < 0) { - E1000_ERR(nic, "Software init failed\n"); + ret = e1000_init_one(hw, i, devno, nic->enetaddr); + if (ret) continue; - } - if (e1000_check_phy_reset_block(hw)) - E1000_ERR(nic, "PHY Reset is blocked!\n"); - - /* Basic init was OK, reset the hardware and allow SPI access */ - e1000_reset_hw(hw); list_add_tail(&hw->list_node, &e1000_hw_list); -#ifndef CONFIG_E1000_NO_NVM - /* Validate the EEPROM and get chipset information */ -#if !defined(CONFIG_MVBC_1G) - if (e1000_init_eeprom_params(hw)) { - E1000_ERR(nic, "EEPROM is invalid!\n"); - continue; - } - if ((E1000_READ_REG(hw, I210_EECD) & E1000_EECD_FLUPD) && - e1000_validate_eeprom_checksum(hw)) - continue; -#endif - e1000_read_mac_addr(nic); -#endif - e1000_get_bus_type(hw); - -#ifndef CONFIG_E1000_NO_NVM - printf("e1000: %02x:%02x:%02x:%02x:%02x:%02x\n ", - nic->enetaddr[0], nic->enetaddr[1], nic->enetaddr[2], - nic->enetaddr[3], nic->enetaddr[4], nic->enetaddr[5]); -#else - memset(nic->enetaddr, 0, 6); - printf("e1000: no NVM\n"); -#endif + hw->nic = nic; /* Set up the function pointers and register the device */ nic->init = e1000_init; @@ -5459,6 +5500,7 @@ struct e1000_hw *e1000_find_card(unsigned int cardnum) static int do_e1000(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) { + unsigned char *mac = NULL; struct e1000_hw *hw; if (argc < 3) { @@ -5467,14 +5509,16 @@ static int do_e1000(cmd_tbl_t *cmdtp, int flag, } /* Make sure we can find the requested e1000 card */ - hw = e1000_find_card(simple_strtoul(argv[1], NULL, 10)); - if (!hw) { + cardnum = simple_strtoul(argv[1], NULL, 10); + hw = e1000_find_card(cardnum); + if (hw) + mac = hw->nic->enetaddr; + if (!mac) { printf("e1000: ERROR: No such device: e1000#%s\n", argv[1]); return 1; } if (!strcmp(argv[2], "print-mac-address")) { - unsigned char *mac = hw->nic->enetaddr; printf("%02x:%02x:%02x:%02x:%02x:%02x\n", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]); return 0; diff --git a/drivers/net/e1000.h b/drivers/net/e1000.h index 989f01df7a..da04cabd91 100644 --- a/drivers/net/e1000.h +++ b/drivers/net/e1000.h @@ -1071,6 +1071,7 @@ typedef enum { /* Structure containing variables used by the shared code (e1000_hw.c) */ struct e1000_hw { + const char *name; struct list_head list_node; struct eth_device *nic; #ifdef CONFIG_E1000_SPI |
