diff options
Diffstat (limited to 'drivers/net/netxen/netxen_nic_init.c')
-rw-r--r-- | drivers/net/netxen/netxen_nic_init.c | 539 |
1 files changed, 284 insertions, 255 deletions
diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c index 869725f..f7bb8c9 100644 --- a/drivers/net/netxen/netxen_nic_init.c +++ b/drivers/net/netxen/netxen_nic_init.c @@ -35,7 +35,6 @@ #include <linux/delay.h> #include "netxen_nic.h" #include "netxen_nic_hw.h" -#include "netxen_nic_ioctl.h" #include "netxen_nic_phan_reg.h" struct crb_addr_pair { @@ -111,6 +110,7 @@ static void crb_addr_transform_setup(void) crb_addr_transform(CAM); crb_addr_transform(C2C1); crb_addr_transform(C2C0); + crb_addr_transform(SMB); } int netxen_init_firmware(struct netxen_adapter *adapter) @@ -277,6 +277,7 @@ unsigned long netxen_decode_crb_addr(unsigned long addr) static long rom_max_timeout = 10000; static long rom_lock_timeout = 1000000; +static long rom_write_timeout = 700; static inline int rom_lock(struct netxen_adapter *adapter) { @@ -405,7 +406,7 @@ do_rom_fast_read(struct netxen_adapter *adapter, int addr, int *valp) { netxen_nic_reg_write(adapter, NETXEN_ROMUSB_ROM_ADDRESS, addr); netxen_nic_reg_write(adapter, NETXEN_ROMUSB_ROM_ABYTE_CNT, 3); - udelay(100); /* prevent bursting on CRB */ + udelay(70); /* prevent bursting on CRB */ netxen_nic_reg_write(adapter, NETXEN_ROMUSB_ROM_DUMMY_BYTE_CNT, 0); netxen_nic_reg_write(adapter, NETXEN_ROMUSB_ROM_INSTR_OPCODE, 0xb); if (netxen_wait_rom_done(adapter)) { @@ -414,13 +415,46 @@ do_rom_fast_read(struct netxen_adapter *adapter, int addr, int *valp) } /* reset abyte_cnt and dummy_byte_cnt */ netxen_nic_reg_write(adapter, NETXEN_ROMUSB_ROM_ABYTE_CNT, 0); - udelay(100); /* prevent bursting on CRB */ + udelay(70); /* prevent bursting on CRB */ netxen_nic_reg_write(adapter, NETXEN_ROMUSB_ROM_DUMMY_BYTE_CNT, 0); *valp = netxen_nic_reg_read(adapter, NETXEN_ROMUSB_ROM_RDATA); return 0; } +static inline int +do_rom_fast_read_words(struct netxen_adapter *adapter, int addr, + u8 *bytes, size_t size) +{ + int addridx; + int ret = 0; + + for (addridx = addr; addridx < (addr + size); addridx += 4) { + ret = do_rom_fast_read(adapter, addridx, (int *)bytes); + if (ret != 0) + break; + bytes += 4; + } + + return ret; +} + +int +netxen_rom_fast_read_words(struct netxen_adapter *adapter, int addr, + u8 *bytes, size_t size) +{ + int ret; + + ret = rom_lock(adapter); + if (ret < 0) + return ret; + + ret = do_rom_fast_read_words(adapter, addr, bytes, size); + + netxen_rom_unlock(adapter); + return ret; +} + int netxen_rom_fast_read(struct netxen_adapter *adapter, int addr, int *valp) { int ret; @@ -444,6 +478,152 @@ int netxen_rom_fast_write(struct netxen_adapter *adapter, int addr, int data) netxen_rom_unlock(adapter); return ret; } + +static inline int do_rom_fast_write_words(struct netxen_adapter *adapter, + int addr, u8 *bytes, size_t size) +{ + int addridx = addr; + int ret = 0; + + while (addridx < (addr + size)) { + int last_attempt = 0; + int timeout = 0; + int data; + + data = *(u32*)bytes; + + ret = do_rom_fast_write(adapter, addridx, data); + if (ret < 0) + return ret; + + while(1) { + int data1; + + do_rom_fast_read(adapter, addridx, &data1); + if (data1 == data) + break; + + if (timeout++ >= rom_write_timeout) { + if (last_attempt++ < 4) { + ret = do_rom_fast_write(adapter, + addridx, data); + if (ret < 0) + return ret; + } + else { + printk(KERN_INFO "Data write did not " + "succeed at address 0x%x\n", addridx); + break; + } + } + } + + bytes += 4; + addridx += 4; + } + + return ret; +} + +int netxen_rom_fast_write_words(struct netxen_adapter *adapter, int addr, + u8 *bytes, size_t size) +{ + int ret = 0; + + ret = rom_lock(adapter); + if (ret < 0) + return ret; + + ret = do_rom_fast_write_words(adapter, addr, bytes, size); + netxen_rom_unlock(adapter); + + return ret; +} + +int netxen_rom_wrsr(struct netxen_adapter *adapter, int data) +{ + int ret; + + ret = netxen_rom_wren(adapter); + if (ret < 0) + return ret; + + netxen_crb_writelit_adapter(adapter, NETXEN_ROMUSB_ROM_WDATA, data); + netxen_crb_writelit_adapter(adapter, + NETXEN_ROMUSB_ROM_INSTR_OPCODE, 0x1); + + ret = netxen_wait_rom_done(adapter); + if (ret < 0) + return ret; + + return netxen_rom_wip_poll(adapter); +} + +int netxen_rom_rdsr(struct netxen_adapter *adapter) +{ + int ret; + + ret = rom_lock(adapter); + if (ret < 0) + return ret; + + ret = netxen_do_rom_rdsr(adapter); + netxen_rom_unlock(adapter); + return ret; +} + +int netxen_backup_crbinit(struct netxen_adapter *adapter) +{ + int ret = FLASH_SUCCESS; + int val; + char *buffer = kmalloc(FLASH_SECTOR_SIZE, GFP_KERNEL); + + if (!buffer) + return -ENOMEM; + /* unlock sector 63 */ + val = netxen_rom_rdsr(adapter); + val = val & 0xe3; + ret = netxen_rom_wrsr(adapter, val); + if (ret != FLASH_SUCCESS) + goto out_kfree; + + ret = netxen_rom_wip_poll(adapter); + if (ret != FLASH_SUCCESS) + goto out_kfree; + + /* copy sector 0 to sector 63 */ + ret = netxen_rom_fast_read_words(adapter, CRBINIT_START, + buffer, FLASH_SECTOR_SIZE); + if (ret != FLASH_SUCCESS) + goto out_kfree; + + ret = netxen_rom_fast_write_words(adapter, FIXED_START, + buffer, FLASH_SECTOR_SIZE); + if (ret != FLASH_SUCCESS) + goto out_kfree; + + /* lock sector 63 */ + val = netxen_rom_rdsr(adapter); + if (!(val & 0x8)) { + val |= (0x1 << 2); + /* lock sector 63 */ + if (netxen_rom_wrsr(adapter, val) == 0) { + ret = netxen_rom_wip_poll(adapter); + if (ret != FLASH_SUCCESS) + goto out_kfree; + + /* lock SR writes */ + ret = netxen_rom_wip_poll(adapter); + if (ret != FLASH_SUCCESS) + goto out_kfree; + } + } + +out_kfree: + kfree(buffer); + return ret; +} + int netxen_do_rom_se(struct netxen_adapter *adapter, int addr) { netxen_rom_wren(adapter); @@ -458,6 +638,27 @@ int netxen_do_rom_se(struct netxen_adapter *adapter, int addr) return netxen_rom_wip_poll(adapter); } +void check_erased_flash(struct netxen_adapter *adapter, int addr) +{ + int i; + int val; + int count = 0, erased_errors = 0; + int range; + + range = (addr == USER_START) ? FIXED_START : addr + FLASH_SECTOR_SIZE; + + for (i = addr; i < range; i += 4) { + netxen_rom_fast_read(adapter, i, &val); + if (val != 0xffffffff) + erased_errors++; + count++; + } + + if (erased_errors) + printk(KERN_INFO "0x%x out of 0x%x words fail to be erased " + "for sector address: %x\n", erased_errors, count, addr); +} + int netxen_rom_se(struct netxen_adapter *adapter, int addr) { int ret = 0; @@ -466,6 +667,68 @@ int netxen_rom_se(struct netxen_adapter *adapter, int addr) } ret = netxen_do_rom_se(adapter, addr); netxen_rom_unlock(adapter); + msleep(30); + check_erased_flash(adapter, addr); + + return ret; +} + +int +netxen_flash_erase_sections(struct netxen_adapter *adapter, int start, int end) +{ + int ret = FLASH_SUCCESS; + int i; + + for (i = start; i < end; i++) { + ret = netxen_rom_se(adapter, i * FLASH_SECTOR_SIZE); + if (ret) + break; + ret = netxen_rom_wip_poll(adapter); + if (ret < 0) + return ret; + } + + return ret; +} + +int +netxen_flash_erase_secondary(struct netxen_adapter *adapter) +{ + int ret = FLASH_SUCCESS; + int start, end; + + start = SECONDARY_START / FLASH_SECTOR_SIZE; + end = USER_START / FLASH_SECTOR_SIZE; + ret = netxen_flash_erase_sections(adapter, start, end); + + return ret; +} + +int +netxen_flash_erase_primary(struct netxen_adapter *adapter) +{ + int ret = FLASH_SUCCESS; + int start, end; + + start = PRIMARY_START / FLASH_SECTOR_SIZE; + end = SECONDARY_START / FLASH_SECTOR_SIZE; + ret = netxen_flash_erase_sections(adapter, start, end); + + return ret; +} + +int netxen_flash_unlock(struct netxen_adapter *adapter) +{ + int ret = 0; + + ret = netxen_rom_wrsr(adapter, 0); + if (ret < 0) + return ret; + + ret = netxen_rom_wren(adapter); + if (ret < 0) + return ret; + return ret; } @@ -544,9 +807,13 @@ int netxen_pinit_from_rom(struct netxen_adapter *adapter, int verbose) } for (i = 0; i < n; i++) { - off = - netxen_decode_crb_addr((unsigned long)buf[i].addr) + - NETXEN_PCI_CRBSPACE; + off = netxen_decode_crb_addr((unsigned long)buf[i].addr); + if (off == NETXEN_ADDR_ERROR) { + printk(KERN_ERR"CRB init value out of range %lx\n", + buf[i].addr); + continue; + } + off += NETXEN_PCI_CRBSPACE; /* skipping cold reboot MAGIC */ if (off == NETXEN_CAM_RAM(0x1fc)) continue; @@ -663,6 +930,7 @@ void netxen_phantom_init(struct netxen_adapter *adapter, int pegtune_val) int loops = 0; if (!pegtune_val) { + val = readl(NETXEN_CRB_NORMALIZE(adapter, CRB_CMDPEG_STATE)); while (val != PHAN_INITIALIZE_COMPLETE && loops < 200000) { udelay(100); schedule(); @@ -691,8 +959,7 @@ int netxen_nic_rx_has_work(struct netxen_adapter *adapter) desc_head = recv_ctx->rcv_status_desc_head; desc = &desc_head[consumer]; - if (((le16_to_cpu(netxen_get_sts_owner(desc))) - & STATUS_OWNER_HOST)) + if (netxen_get_sts_owner(desc) & STATUS_OWNER_HOST) return 1; } @@ -788,11 +1055,11 @@ netxen_process_rcv(struct netxen_adapter *adapter, int ctxid, struct netxen_port *port = adapter->port[netxen_get_sts_port(desc)]; struct pci_dev *pdev = port->pdev; struct net_device *netdev = port->netdev; - int index = le16_to_cpu(netxen_get_sts_refhandle(desc)); + int index = netxen_get_sts_refhandle(desc); struct netxen_recv_context *recv_ctx = &(adapter->recv_ctx[ctxid]); struct netxen_rx_buffer *buffer; struct sk_buff *skb; - u32 length = le16_to_cpu(netxen_get_sts_totallength(desc)); + u32 length = netxen_get_sts_totallength(desc); u32 desc_ctx; struct netxen_rcv_desc_ctx *rcv_desc; int ret; @@ -919,9 +1186,7 @@ u32 netxen_process_rcv_ring(struct netxen_adapter *adapter, int ctxid, int max) */ while (count < max) { desc = &desc_head[consumer]; - if (! - (le16_to_cpu(netxen_get_sts_owner(desc)) & - STATUS_OWNER_HOST)) { + if (!(netxen_get_sts_owner(desc) & STATUS_OWNER_HOST)) { DPRINTK(ERR, "desc %p ownedby %x\n", desc, netxen_get_sts_owner(desc)); break; @@ -1023,7 +1288,7 @@ int netxen_process_cmd_ring(unsigned long data) && netif_carrier_ok(port->netdev)) && ((jiffies - port->netdev->trans_start) > port->netdev->watchdog_timeo)) { - SCHEDULE_WORK(&port->adapter->tx_timeout_task); + SCHEDULE_WORK(&port->tx_timeout_task); } last_consumer = get_next_index(last_consumer, @@ -1138,13 +1403,13 @@ void netxen_post_rx_buffers(struct netxen_adapter *adapter, u32 ctx, u32 ringid) */ dma = pci_map_single(pdev, skb->data, rcv_desc->dma_size, PCI_DMA_FROMDEVICE); - pdesc->addr_buffer = dma; + pdesc->addr_buffer = cpu_to_le64(dma); buffer->skb = skb; buffer->state = NETXEN_BUFFER_BUSY; buffer->dma = dma; /* make a rcv descriptor */ - pdesc->reference_handle = buffer->ref_handle; - pdesc->buffer_length = rcv_desc->dma_size; + pdesc->reference_handle = cpu_to_le16(buffer->ref_handle); + pdesc->buffer_length = cpu_to_le32(rcv_desc->dma_size); DPRINTK(INFO, "done writing descripter\n"); producer = get_next_index(producer, rcv_desc->max_rx_desc_count); @@ -1232,8 +1497,8 @@ void netxen_post_rx_buffers_nodb(struct netxen_adapter *adapter, uint32_t ctx, PCI_DMA_FROMDEVICE); /* make a rcv descriptor */ - pdesc->reference_handle = le16_to_cpu(buffer->ref_handle); - pdesc->buffer_length = le16_to_cpu(rcv_desc->dma_size); + pdesc->reference_handle = cpu_to_le16(buffer->ref_handle); + pdesc->buffer_length = cpu_to_le32(rcv_desc->dma_size); pdesc->addr_buffer = cpu_to_le64(buffer->dma); DPRINTK(INFO, "done writing descripter\n"); producer = @@ -1273,52 +1538,6 @@ int netxen_nic_tx_has_work(struct netxen_adapter *adapter) return 0; } -int -netxen_nic_fill_statistics(struct netxen_adapter *adapter, - struct netxen_port *port, - struct netxen_statistics *netxen_stats) -{ - void __iomem *addr; - - if (adapter->ahw.board_type == NETXEN_NIC_XGBE) { - netxen_nic_pci_change_crbwindow(adapter, 0); - NETXEN_NIC_LOCKED_READ_REG(NETXEN_NIU_XGE_TX_BYTE_CNT, - &(netxen_stats->tx_bytes)); - NETXEN_NIC_LOCKED_READ_REG(NETXEN_NIU_XGE_TX_FRAME_CNT, - &(netxen_stats->tx_packets)); - NETXEN_NIC_LOCKED_READ_REG(NETXEN_NIU_XGE_RX_BYTE_CNT, - &(netxen_stats->rx_bytes)); - NETXEN_NIC_LOCKED_READ_REG(NETXEN_NIU_XGE_RX_FRAME_CNT, - &(netxen_stats->rx_packets)); - NETXEN_NIC_LOCKED_READ_REG(NETXEN_NIU_XGE_AGGR_ERROR_CNT, - &(netxen_stats->rx_errors)); - NETXEN_NIC_LOCKED_READ_REG(NETXEN_NIU_XGE_CRC_ERROR_CNT, - &(netxen_stats->rx_crc_errors)); - NETXEN_NIC_LOCKED_READ_REG(NETXEN_NIU_XGE_OVERSIZE_FRAME_ERR, - &(netxen_stats-> - rx_long_length_error)); - NETXEN_NIC_LOCKED_READ_REG(NETXEN_NIU_XGE_UNDERSIZE_FRAME_ERR, - &(netxen_stats-> - rx_short_length_error)); - - netxen_nic_pci_change_crbwindow(adapter, 1); - } else { - spin_lock_bh(&adapter->tx_lock); - netxen_stats->tx_bytes = port->stats.txbytes; - netxen_stats->tx_packets = port->stats.xmitedframes + - port->stats.xmitfinished; - netxen_stats->rx_bytes = port->stats.rxbytes; - netxen_stats->rx_packets = port->stats.no_rcv; - netxen_stats->rx_errors = port->stats.rcvdbadskb; - netxen_stats->tx_errors = port->stats.nocmddescriptor; - netxen_stats->rx_short_length_error = port->stats.uplcong; - netxen_stats->rx_long_length_error = port->stats.uphcong; - netxen_stats->rx_crc_errors = 0; - netxen_stats->rx_mac_errors = 0; - spin_unlock_bh(&adapter->tx_lock); - } - return 0; -} void netxen_nic_clear_stats(struct netxen_adapter *adapter) { @@ -1332,193 +1551,3 @@ void netxen_nic_clear_stats(struct netxen_adapter *adapter) } } -int -netxen_nic_clear_statistics(struct netxen_adapter *adapter, - struct netxen_port *port) -{ - int data = 0; - - netxen_nic_pci_change_crbwindow(adapter, 0); - - netxen_nic_locked_write_reg(adapter, NETXEN_NIU_XGE_TX_BYTE_CNT, &data); - netxen_nic_locked_write_reg(adapter, NETXEN_NIU_XGE_TX_FRAME_CNT, - &data); - netxen_nic_locked_write_reg(adapter, NETXEN_NIU_XGE_RX_BYTE_CNT, &data); - netxen_nic_locked_write_reg(adapter, NETXEN_NIU_XGE_RX_FRAME_CNT, - &data); - netxen_nic_locked_write_reg(adapter, NETXEN_NIU_XGE_AGGR_ERROR_CNT, - &data); - netxen_nic_locked_write_reg(adapter, NETXEN_NIU_XGE_CRC_ERROR_CNT, - &data); - netxen_nic_locked_write_reg(adapter, NETXEN_NIU_XGE_OVERSIZE_FRAME_ERR, - &data); - netxen_nic_locked_write_reg(adapter, NETXEN_NIU_XGE_UNDERSIZE_FRAME_ERR, - &data); - - netxen_nic_pci_change_crbwindow(adapter, 1); - netxen_nic_clear_stats(adapter); - return 0; -} - -int -netxen_nic_do_ioctl(struct netxen_adapter *adapter, void *u_data, - struct netxen_port *port) -{ - struct netxen_nic_ioctl_data data; - struct netxen_nic_ioctl_data *up_data; - int retval = 0; - struct netxen_statistics netxen_stats; - - up_data = (void *)u_data; - - DPRINTK(INFO, "doing ioctl for %p\n", adapter); - if (copy_from_user(&data, (void __user *)up_data, sizeof(data))) { - /* evil user tried to crash the kernel */ - DPRINTK(ERR, "bad copy from userland: %d\n", (int)sizeof(data)); - retval = -EFAULT; - goto error_out; - } - - /* Shouldn't access beyond legal limits of "char u[64];" member */ - if (!data.ptr && (data.size > sizeof(data.u))) { - /* evil user tried to crash the kernel */ - DPRINTK(ERR, "bad size: %d\n", data.size); - retval = -EFAULT; - goto error_out; - } - - switch (data.cmd) { - case netxen_nic_cmd_pci_read: - if ((retval = netxen_nic_hw_read_ioctl(adapter, data.off, - &(data.u), data.size))) - goto error_out; - if (copy_to_user - ((void __user *)&(up_data->u), &(data.u), data.size)) { - DPRINTK(ERR, "bad copy to userland: %d\n", - (int)sizeof(data)); - retval = -EFAULT; - goto error_out; - } - data.rv = 0; - break; - - case netxen_nic_cmd_pci_write: - if ((retval = netxen_nic_hw_write_ioctl(adapter, data.off, - &(data.u), data.size))) - goto error_out; - data.rv = 0; - break; - - case netxen_nic_cmd_pci_mem_read: - if (netxen_nic_pci_mem_read_ioctl(adapter, data.off, &(data.u), - data.size)) { - DPRINTK(ERR, "Failed to read the data.\n"); - retval = -EFAULT; - goto error_out; - } - if (copy_to_user - ((void __user *)&(up_data->u), &(data.u), data.size)) { - DPRINTK(ERR, "bad copy to userland: %d\n", - (int)sizeof(data)); - retval = -EFAULT; - goto error_out; - } - data.rv = 0; - break; - - case netxen_nic_cmd_pci_mem_write: - if ((retval = netxen_nic_pci_mem_write_ioctl(adapter, data.off, - &(data.u), - data.size))) - goto error_out; - data.rv = 0; - break; - - case netxen_nic_cmd_pci_config_read: - switch (data.size) { - case 1: - data.rv = pci_read_config_byte(adapter->ahw.pdev, - data.off, - (char *)&(data.u)); - break; - case 2: - data.rv = pci_read_config_word(adapter->ahw.pdev, - data.off, - (short *)&(data.u)); - break; - case 4: - data.rv = pci_read_config_dword(adapter->ahw.pdev, - data.off, - (u32 *) & (data.u)); - break; - } - if (copy_to_user - ((void __user *)&(up_data->u), &(data.u), data.size)) { - DPRINTK(ERR, "bad copy to userland: %d\n", - (int)sizeof(data)); - retval = -EFAULT; - goto error_out; - } - break; - - case netxen_nic_cmd_pci_config_write: - switch (data.size) { - case 1: - data.rv = pci_write_config_byte(adapter->ahw.pdev, - data.off, - *(char *)&(data.u)); - break; - case 2: - data.rv = pci_write_config_word(adapter->ahw.pdev, - data.off, - *(short *)&(data.u)); - break; - case 4: - data.rv = pci_write_config_dword(adapter->ahw.pdev, - data.off, - *(u32 *) & (data.u)); - break; - } - break; - - case netxen_nic_cmd_get_stats: - data.rv = - netxen_nic_fill_statistics(adapter, port, &netxen_stats); - if (copy_to_user - ((void __user *)(up_data->ptr), (void *)&netxen_stats, - sizeof(struct netxen_statistics))) { - DPRINTK(ERR, "bad copy to userland: %d\n", - (int)sizeof(netxen_stats)); - retval = -EFAULT; - goto error_out; - } - up_data->rv = data.rv; - break; - - case netxen_nic_cmd_clear_stats: - data.rv = netxen_nic_clear_statistics(adapter, port); - up_data->rv = data.rv; - break; - - case netxen_nic_cmd_get_version: - if (copy_to_user - ((void __user *)&(up_data->u), NETXEN_NIC_LINUX_VERSIONID, - sizeof(NETXEN_NIC_LINUX_VERSIONID))) { - DPRINTK(ERR, "bad copy to userland: %d\n", - (int)sizeof(data)); - retval = -EFAULT; - goto error_out; - } - break; - - default: - DPRINTK(INFO, "bad command %d for %p\n", data.cmd, adapter); - retval = -EOPNOTSUPP; - goto error_out; - } - put_user(data.rv, (&(up_data->rv))); - DPRINTK(INFO, "done ioctl for %p well.\n", adapter); - - error_out: - return retval; -} |