Check the firmware status at init time. If the firmware is in
recovery mode, alert the user to check it.
Signed-off-by: Xiaoyun Li <xiaoyun...@intel.com>
---
drivers/net/i40e/i40e_ethdev.c | 11 ++++++++++-
1 file changed, 10 insertions(+), 1 deletion(-)
diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
index 85a6a86..30cec47 100644
--- a/drivers/net/i40e/i40e_ethdev.c
+++ b/drivers/net/i40e/i40e_ethdev.c
@@ -1210,7 +1210,7 @@ eth_i40e_dev_init(struct rte_eth_dev *dev, void
*init_params __rte_unused)
struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
struct i40e_vsi *vsi;
int ret;
- uint32_t len;
+ uint32_t len, val;
uint8_t aq_fail = 0;
PMD_INIT_FUNC_TRACE();
@@ -1261,6 +1261,15 @@ eth_i40e_dev_init(struct rte_eth_dev *dev, void
*init_params __rte_unused)
*/
hw->switch_tag = 0xffff;
+ val = I40E_READ_REG(hw, I40E_GL_FWSTS);
+ if (val & I40E_GL_FWSTS_FWS1B_MASK) {
+ PMD_INIT_LOG(ERR, "\nERROR: "
+ "Firmware recovery mode detected. Limiting
functionality.\n"
+ "Refer to the Intel(R) Ethernet Adapters and Devices "
+ "User Guide for details on firmware recovery mode.");
+ return -EIO;
+ }
+
/* Check if need to support multi-driver */
i40e_support_multi_driver(dev);
--
2.7.4
