@@ -582,6 +582,14 @@ enum i40e_status_code i40e_init_adminq(struct i40e_hw *hw)
/* setup ASQ command write back timeout */
hw->aq.asq_cmd_timeout = I40E_ASQ_CMD_TIMEOUT;
+ /* emulator and FPGA needs a longer write back timeout
+ * (exclude FVL FPGA/FVL Blank Flash Si DeviceID)
+ */
+ if ((hw->device_id == I40E_DEV_ID_BVL_I40Q) ||
+ (hw->device_id == I40E_DEV_ID_FPK_FPGA) ||
+ (hw->device_id == I40E_DEV_ID_FPK_FPGA_VF))
+ hw->aq.asq_cmd_timeout = I40E_ASQ_CMD_TIMEOUT_FPGA;
+
/* allocate the ASQ */
ret_code = i40e_init_asq(hw);
if (ret_code != I40E_SUCCESS)
@@ -868,6 +876,9 @@ enum i40e_status_code i40e_asq_send_command(struct i40e_hw *hw,
i40e_debug(hw, I40E_DEBUG_AQ_MESSAGE, "AQTX: desc and buffer:\n");
i40e_debug_aq(hw, I40E_DEBUG_AQ_COMMAND, (void *)desc_on_ring,
buff, buff_size);
+ /* To increase stability */
+ if (hw->mac.is_fpga)
+ i40e_msec_delay(10);
(hw->aq.asq.next_to_use)++;
if (hw->aq.asq.next_to_use == hw->aq.asq.count)
hw->aq.asq.next_to_use = 0;
@@ -799,6 +799,15 @@ enum i40e_status_code i40e_init_shared_code(struct i40e_hw *hw)
else
hw->pf_id = (u8)(func_rid & 0x7);
+ /* Check if we are working with FPGA */
+ if ((hw->device_id == I40E_DEV_ID_FPGA_A) ||
+ (hw->device_id == I40E_DEV_ID_FPGA_A_VF))
+ hw->mac.is_fpga = true;
+
+ if ((hw->device_id == I40E_DEV_ID_FPK_FPGA) ||
+ (hw->device_id == I40E_DEV_ID_FPK_FPGA_VF))
+ hw->mac.is_fpga = true;
+
status = i40e_init_nvm(hw);
return status;
}
@@ -875,6 +884,21 @@ enum i40e_status_code i40e_get_mac_addr(struct i40e_hw *hw, u8 *mac_addr)
status = i40e_aq_mac_address_read(hw, &flags, &addrs, NULL);
+ /* try the obsolete command if we are working with older FPGA or BVL */
+ if ((status != I40E_SUCCESS) &&
+ (hw->aq.asq_last_status == I40E_AQ_RC_ESRCH) &&
+ (hw->mac.is_fpga)) {
+ struct i40e_aq_desc desc;
+ struct i40e_aqc_mng_laa *cmd_resp =
+ (struct i40e_aqc_mng_laa *)&desc.params.raw;
+
+ i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_mng_laa);
+ status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
+
+ memcpy(&mac_addr[0], &cmd_resp->sal, 4);
+ memcpy(&mac_addr[4], &cmd_resp->sah, 2);
+ }
+
if (flags & I40E_AQC_LAN_ADDR_VALID)
memcpy(mac_addr, &addrs.pf_lan_mac, sizeof(addrs.pf_lan_mac));
@@ -1062,6 +1086,21 @@ enum i40e_status_code i40e_pf_reset(struct i40e_hw *hw)
u32 reg = 0;
u32 grst_del;
+ if (hw->mac.is_fpga) {
+ /* turn on Address Translation and protection */
+ reg = rd32(hw, I40E_GLGEN_CSR_DEBUG_C);
+ reg |= I40E_GLGEN_CSR_DEBUG_C_CSR_ADDR_PROT_MASK;
+ wr32(hw, I40E_GLGEN_CSR_DEBUG_C, reg);
+
+ /* NVM work around - force 0x8 into the GLGEN_RSTCTL reset
+ * delay
+ */
+ grst_del = rd32(hw, I40E_GLGEN_RSTCTL);
+ grst_del &= ~I40E_GLGEN_RSTCTL_GRSTDEL_MASK;
+ grst_del |= (0x8 << I40E_GLGEN_RSTCTL_GRSTDEL_SHIFT);
+ wr32(hw, I40E_GLGEN_RSTCTL, grst_del);
+ }
+
/* Poll for Global Reset steady state in case of recent GRST.
* The grst delay value is in 100ms units, and we'll wait a
* couple counts longer to be sure we don't just miss the end.
@@ -1110,6 +1149,8 @@ enum i40e_status_code i40e_pf_reset(struct i40e_hw *hw)
reg = rd32(hw, I40E_PFGEN_CTRL);
if (!(reg & I40E_PFGEN_CTRL_PFSWR_MASK))
break;
+ if (hw->mac.is_fpga)
+ i40e_msec_delay(500);
i40e_msec_delay(1);
}
if (reg & I40E_PFGEN_CTRL_PFSWR_MASK) {
@@ -1118,6 +1159,10 @@ enum i40e_status_code i40e_pf_reset(struct i40e_hw *hw)
}
}
+ /* wait a lonnnnnng time */
+ if (hw->mac.is_fpga)
+ i40e_msec_delay(2000);
+
i40e_clear_pxe_mode(hw);
@@ -1228,8 +1273,14 @@ void i40e_clear_pxe_mode(struct i40e_hw *hw)
{
u32 reg;
- if (i40e_check_asq_alive(hw))
+ /* Clear single descriptor fetch/write-back mode */
+ if (hw->mac.is_fpga) {
+ reg = rd32(hw, I40E_GLLAN_RCTL_0);
+ wr32(hw, I40E_GLLAN_RCTL_0, (reg |
+ (I40E_GLLAN_RCTL_0_PXE_MODE_MASK)));
+ } else if (i40e_check_asq_alive(hw)) {
i40e_aq_clear_pxe_mode(hw, NULL);
+ }
}
/**
@@ -1444,6 +1495,10 @@ enum i40e_status_code i40e_aq_set_phy_config(struct i40e_hw *hw,
*cmd = *config;
+ /* The PHY config cannot be set on the FPGA */
+ if (hw->mac.is_fpga)
+ return I40E_SUCCESS;
+
status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
return status;
@@ -1650,6 +1705,18 @@ enum i40e_status_code i40e_aq_get_link_info(struct i40e_hw *hw,
command_flags = I40E_AQ_LSE_DISABLE;
resp->command_flags = CPU_TO_LE16(command_flags);
+ /* The PHY is not to be read on the FPGA, so lie about some defaults
+ * based on what we know is true about the FPGA
+ */
+ if (hw->mac.is_fpga) {
+ hw_link_info->phy_type = I40E_PHY_TYPE_1000BASE_T;
+ hw->phy.media_type = i40e_get_media_type(hw);
+ hw_link_info->link_speed = I40E_LINK_SPEED_1GB;
+ hw_link_info->an_info = I40E_AQ_QUALIFIED_MODULE;
+
+ return I40E_SUCCESS;
+ }
+
status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
if (status != I40E_SUCCESS)
@@ -5115,6 +5182,60 @@ void i40e_set_pci_config_data(struct i40e_hw *hw, u16 link_status)
}
/**
+ * i40e_configure_hw
+ * @hw: pointer to the hardware structure
+ *
+ * Configure HW for FPGA
+ **/
+enum i40e_status_code i40e_configure_hw(struct i40e_hw *hw)
+{
+ enum i40e_status_code status = I40E_SUCCESS;
+ u32 base_idx;
+ u32 size;
+ u32 reg;
+
+ base_idx = hw->pf_id & 0xFFF;
+ size = ((1 << 16) & 0x1FFF0000);
+ reg = size | base_idx;
+
+ wr32(hw, I40E_GLGEN_RSTCTL, 0x8);
+
+ wr32(hw, I40E_GLHMC_SDPART(hw->pf_id), reg);
+ wr32(hw, I40E_GLHMC_PFASSIGN(hw->pf_id), hw->pf_id);
+ wr32(hw, I40E_GLHMC_PMFTABLE(hw->pf_id), 0x80000000);
+
+ reg = rd32(hw, I40E_GLLAN_TCTL_1);
+ reg &= ~I40E_GLLAN_TCTL_1_TXMAX_EXPANSION_MASK;
+ reg |= (1 << I40E_GLLAN_TCTL_1_TXMAX_EXPANSION_SHIFT);
+ wr32(hw, I40E_GLLAN_TCTL_1, reg);
+ reg = rd32(hw, I40E_GLLAN_TCTL_2);
+ reg &= ~I40E_GLLAN_TCTL_2_TXMAX_EXPANSION_MASK;
+ reg |= (1 << I40E_GLLAN_TCTL_2_TXMAX_EXPANSION_SHIFT);
+ wr32(hw, I40E_GLLAN_TCTL_2, reg);
+
+ /* Check if auto-load succeeded from NVM, otherwise we fail */
+ /* This check is not applicable to Fort Park. */
+ if (hw->mac.type < I40E_MAC_FPK) {
+ reg = rd32(hw, I40E_GLNVM_GENS);
+ if (!(reg & I40E_GLNVM_GENS_NVM_PRES_MASK) ||
+ !(reg & I40E_GLNVM_GENS_FL_AUTO_RD_MASK)) {
+ /* We are doomed, so just return error and bail */
+ DEBUGOUT("NVM Autoload failed : Error Configuring HW\n");
+ status = I40E_ERR_NVM;
+ return status;
+ }
+ /* Commenting out most of the NVM settings for RSS and FDIR
+ * for ww16 drop. We still need the FD guaranteed space to be
+ * programmed for ATR to work. Rest of it is in NVM image.
+ * UDP RSS is still broken or miss-configured in NVM */
+ /* Allocate the filter table, size=2*32 */
+ wr32(hw, I40E_PFQF_FDALLOC, 2);
+ }
+
+ return status;
+}
+
+/**
* i40e_read_bw_from_alt_ram
* @hw: pointer to the hardware structure
* @max_bw: pointer for max_bw read
@@ -47,6 +47,68 @@
#include "../i40e_logs.h"
+/* FPGA registers */
+#define I40E_GLGEN_CSR_DEBUG_C 0x00078E8C /* Reset: POR */
+#define I40E_GLGEN_CSR_DEBUG_C_CSR_ACCESS_EN_SHIFT 0
+#define I40E_GLGEN_CSR_DEBUG_C_CSR_ACCESS_EN_MASK \
+ I40E_MASK(0x1, I40E_GLGEN_CSR_DEBUG_C_CSR_ACCESS_EN_SHIFT)
+#define I40E_GLGEN_CSR_DEBUG_C_CSR_ADDR_PROT_SHIFT 1
+#define I40E_GLGEN_CSR_DEBUG_C_CSR_ADDR_PROT_MASK \
+ I40E_MASK(0x1, I40E_GLGEN_CSR_DEBUG_C_CSR_ADDR_PROT_SHIFT)
+
+#define I40E_GLLAN_TCTL_1 0x000442F0 /* Reset: CORER */
+#define I40E_GLLAN_TCTL_1_TXMAX_EXPANSION_SHIFT 0
+#define I40E_GLLAN_TCTL_1_TXMAX_EXPANSION_MASK \
+ I40E_MASK(0xF, I40E_GLLAN_TCTL_1_TXMAX_EXPANSION_SHIFT)
+#define I40E_GLLAN_TCTL_1_TXDATARDROEN_SHIFT 4
+#define I40E_GLLAN_TCTL_1_TXDATARDROEN_MASK \
+ I40E_MASK(0x1, I40E_GLLAN_TCTL_1_TXDATARDROEN_SHIFT)
+#define I40E_GLLAN_TCTL_1_RCU_BYPASS_SHIFT 5
+#define I40E_GLLAN_TCTL_1_RCU_BYPASS_MASK \
+ I40E_MASK(0x1, I40E_GLLAN_TCTL_1_RCU_BYPASS_SHIFT)
+#define I40E_GLLAN_TCTL_1_LSO_CACHE_BYPASS_SHIFT 6
+#define I40E_GLLAN_TCTL_1_LSO_CACHE_BYPASS_MASK \
+ I40E_MASK(0x1, I40E_GLLAN_TCTL_1_LSO_CACHE_BYPASS_SHIFT)
+#define I40E_GLLAN_TCTL_1_DBG_WB_SEL_SHIFT 7
+#define I40E_GLLAN_TCTL_1_DBG_WB_SEL_MASK \
+ I40E_MASK(0xF, I40E_GLLAN_TCTL_1_DBG_WB_SEL_SHIFT)
+#define I40E_GLLAN_TCTL_1_DBG_FORCE_RS_SHIFT 11
+#define I40E_GLLAN_TCTL_1_DBG_FORCE_RS_MASK \
+ I40E_MASK(0x1, I40E_GLLAN_TCTL_1_DBG_FORCE_RS_SHIFT)
+#define I40E_GLLAN_TCTL_1_DBG_BYPASS_SHIFT 12
+#define I40E_GLLAN_TCTL_1_DBG_BYPASS_MASK \
+ I40E_MASK(0x3FF, I40E_GLLAN_TCTL_1_DBG_BYPASS_SHIFT)
+#define I40E_GLLAN_TCTL_1_PRE_L2_ENA_SHIFT 22
+#define I40E_GLLAN_TCTL_1_PRE_L2_ENA_MASK \
+ I40E_MASK(0x1, I40E_GLLAN_TCTL_1_PRE_L2_ENA_SHIFT)
+#define I40E_GLLAN_TCTL_1_UR_PROT_DIS_SHIFT 23
+#define I40E_GLLAN_TCTL_1_UR_PROT_DIS_MASK \
+ I40E_MASK(0x1, I40E_GLLAN_TCTL_1_UR_PROT_DIS_SHIFT)
+#define I40E_GLLAN_TCTL_1_DBG_ECO_SHIFT 24
+#define I40E_GLLAN_TCTL_1_DBG_ECO_MASK \
+ I40E_MASK(0xFF, I40E_GLLAN_TCTL_1_DBG_ECO_SHIFT)
+
+#define I40E_GLLAN_TCTL_2 0x000AE080 /* Reset: CORER */
+#define I40E_GLLAN_TCTL_2_TXMAX_EXPANSION_SHIFT 0
+#define I40E_GLLAN_TCTL_2_TXMAX_EXPANSION_MASK \
+ I40E_MASK(0xF, I40E_GLLAN_TCTL_2_TXMAX_EXPANSION_SHIFT)
+#define I40E_GLLAN_TCTL_2_STAT_DBG_ADDR_SHIFT 4
+#define I40E_GLLAN_TCTL_2_STAT_DBG_ADDR_MASK \
+ I40E_MASK(0x1F, I40E_GLLAN_TCTL_2_STAT_DBG_ADDR_SHIFT)
+#define I40E_GLLAN_TCTL_2_STAT_DBG_DSEL_SHIFT 9
+#define I40E_GLLAN_TCTL_2_STAT_DBG_DSEL_MASK \
+ I40E_MASK(0x7, I40E_GLLAN_TCTL_2_STAT_DBG_DSEL_SHIFT)
+#define I40E_GLLAN_TCTL_2_ECO_SHIFT 12
+#define I40E_GLLAN_TCTL_2_ECO_MASK \
+ I40E_MASK(0xFFFFF, I40E_GLLAN_TCTL_2_ECO_SHIFT)
+
+#define I40E_GLHMC_PMFTABLE(_i) \
+ (0x000C0b00 + ((_i) * 4)) /* _i=0...15 */ /* Reset: CORER */
+#define I40E_GLHMC_PMFTABLE_MAX_INDEX 15
+#define I40E_GLHMC_PMFTABLE_PM_FCN_TBL_ENTRY_VLD_SHIFT 31
+#define I40E_GLHMC_PMFTABLE_PM_FCN_TBL_ENTRY_VLD_MASK \
+ I40E_MASK(0x1, I40E_GLHMC_PMFTABLE_PM_FCN_TBL_ENTRY_VLD_SHIFT)
+
#define INLINE inline
#define STATIC static
@@ -424,6 +424,7 @@ enum i40e_status_code i40e_nvmupd_command(struct i40e_hw *hw,
struct i40e_nvm_access *cmd,
u8 *bytes, int *);
void i40e_set_pci_config_data(struct i40e_hw *hw, u16 link_status);
+enum i40e_status_code i40e_configure_hw(struct i40e_hw *hw);
#endif /* PF_DRIVER */
#if defined(I40E_QV) || defined(VF_DRIVER)
@@ -344,6 +344,7 @@ struct i40e_mac_info {
u8 san_addr[I40E_ETH_LENGTH_OF_ADDRESS];
u8 port_addr[I40E_ETH_LENGTH_OF_ADDRESS];
u16 max_fcoeq;
+ bool is_fpga;
};
enum i40e_aq_resources_ids {