diff options
Diffstat (limited to 'drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c')
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c index 7118ba016f01..29645252aa27 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c @@ -27,6 +27,7 @@ static const char * const flash_region_strings[] = { "All", "Firmware", "PHY Firmware", + "Boot", }; static const char stats_strings[][ETH_GSTRING_LEN] = { @@ -1241,6 +1242,28 @@ out: return err; } +static int cxgb4_ethtool_flash_boot(struct net_device *netdev, + const u8 *bdata, u32 size) +{ + struct adapter *adap = netdev2adap(netdev); + unsigned int offset; + u8 *data; + int ret; + + data = kmemdup(bdata, size, GFP_KERNEL); + if (!data) + return -ENOMEM; + + offset = OFFSET_G(t4_read_reg(adap, PF_REG(0, PCIE_PF_EXPROM_OFST_A))); + + ret = t4_load_boot(adap, data, offset, size); + if (ret) + dev_err(adap->pdev_dev, "Failed to load boot image\n"); + + kfree(data); + return ret; +} + #define CXGB4_PHY_SIG 0x130000ea static int cxgb4_validate_phy_image(const u8 *data, u32 *size) @@ -1310,6 +1333,9 @@ static int cxgb4_ethtool_flash_region(struct net_device *netdev, case CXGB4_ETHTOOL_FLASH_PHY: ret = cxgb4_ethtool_flash_phy(netdev, data, size); break; + case CXGB4_ETHTOOL_FLASH_BOOT: + ret = cxgb4_ethtool_flash_boot(netdev, data, size); + break; default: ret = -EOPNOTSUPP; break; @@ -1339,10 +1365,40 @@ static int cxgb4_validate_fw_image(const u8 *data, u32 *size) return 0; } +static int cxgb4_validate_boot_image(const u8 *data, u32 *size) +{ + struct cxgb4_pci_exp_rom_header *exp_header; + struct cxgb4_pcir_data *pcir_header; + struct legacy_pci_rom_hdr *header; + const u8 *cur_header = data; + u16 pcir_offset; + + exp_header = (struct cxgb4_pci_exp_rom_header *)data; + + if (le16_to_cpu(exp_header->signature) != BOOT_SIGNATURE) + return -EINVAL; + + if (size) { + do { + header = (struct legacy_pci_rom_hdr *)cur_header; + pcir_offset = le16_to_cpu(header->pcir_offset); + pcir_header = (struct cxgb4_pcir_data *)(cur_header + + pcir_offset); + + *size += header->size512 * 512; + cur_header += header->size512 * 512; + } while (!(pcir_header->indicator & CXGB4_HDR_INDI)); + } + + return 0; +} + static int cxgb4_ethtool_get_flash_region(const u8 *data, u32 *size) { if (!cxgb4_validate_fw_image(data, size)) return CXGB4_ETHTOOL_FLASH_FW; + if (!cxgb4_validate_boot_image(data, size)) + return CXGB4_ETHTOOL_FLASH_BOOT; if (!cxgb4_validate_phy_image(data, size)) return CXGB4_ETHTOOL_FLASH_PHY; |