drivers/accel/habanalabs/include/gaudi/gaudi_fw_if.h

   1 /* SPDX-License-Identifier: GPL-2.0
   2  *
   3  * Copyright 2019-2020 HabanaLabs, Ltd.
   4  * All Rights Reserved.
   5  *
   6  */
   7
   8 #ifndef GAUDI_FW_IF_H
   9 #define GAUDI_FW_IF_H
  10
  11 #define GAUDI_EVENT_QUEUE_MSI_IDX       8
  12 #define GAUDI_NIC_PORT1_MSI_IDX         10
  13 #define GAUDI_NIC_PORT3_MSI_IDX         12
  14 #define GAUDI_NIC_PORT5_MSI_IDX         14
  15 #define GAUDI_NIC_PORT7_MSI_IDX         16
  16 #define GAUDI_NIC_PORT9_MSI_IDX         18
  17
  18 #define UBOOT_FW_OFFSET                 0x100000        /* 1MB in SRAM */
  19 #define LINUX_FW_OFFSET                 0x800000        /* 8MB in HBM */
  20
  21 /* HBM thermal delta in [Deg] added to composite (CTemp) */
  22 #define HBM_TEMP_ADJUST_COEFF           6
  23
  24 enum gaudi_nic_axi_error {
  25         RXB,
  26         RXE,
  27         TXS,
  28         TXE,
  29         QPC_RESP,
  30         NON_AXI_ERR,
  31         TMR,
  32 };
  33
  34 /*
  35  * struct eq_nic_sei_event - describes an AXI error cause.
  36  * @axi_error_cause: one of the events defined in enum gaudi_nic_axi_error.
  37  * @id: can be either 0 or 1, to further describe unit with interrupt cause
  38  *      (i.e. TXE0 or TXE1).
  39  * @pad[6]: padding structure to 64bit.
  40  */
  41 struct eq_nic_sei_event {
  42         __u8 axi_error_cause;
  43         __u8 id;
  44         __u8 pad[6];
  45 };
  46
  47 struct gaudi_cold_rst_data {
  48         union {
  49                 struct {
  50                         u32 spsram_init_done : 1;
  51                         u32 reserved : 31;
  52                 };
  53                 __le32 data;
  54         };
  55 };
  56
  57 #define GAUDI_PLL_FREQ_LOW              200000000 /* 200 MHz */
  58
  59 #endif /* GAUDI_FW_IF_H */