LXR linux/include/uapi/linux/misc/bcm

   1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2/*
   3 * Copyright 2018-2020 Broadcom.
   4 */
   5
   6#ifndef __UAPI_LINUX_MISC_BCM_VK_H
   7#define __UAPI_LINUX_MISC_BCM_VK_H
   8
   9#include <linux/ioctl.h>
  10#include <linux/types.h>
  11
  12#define BCM_VK_MAX_FILENAME 64
  13
  14struct vk_image {
  15        __u32 type; /* Type of image */
  16#define VK_IMAGE_TYPE_BOOT1 1 /* 1st stage (load to SRAM) */
  17#define VK_IMAGE_TYPE_BOOT2 2 /* 2nd stage (load to DDR) */
  18        __u8 filename[BCM_VK_MAX_FILENAME]; /* Filename of image */
  19};
  20
  21struct vk_reset {
  22        __u32 arg1;
  23        __u32 arg2;
  24};
  25
  26#define VK_MAGIC                0x5e
  27
  28/* Load image to Valkyrie */
  29#define VK_IOCTL_LOAD_IMAGE     _IOW(VK_MAGIC, 0x2, struct vk_image)
  30
  31/* Send Reset to Valkyrie */
  32#define VK_IOCTL_RESET          _IOW(VK_MAGIC, 0x4, struct vk_reset)
  33
  34/*
  35 * Firmware Status accessed directly via BAR space
  36 */
  37#define VK_BAR_FWSTS                    0x41c
  38#define VK_BAR_COP_FWSTS                0x428
  39/* VK_FWSTS definitions */
  40#define VK_FWSTS_RELOCATION_ENTRY       (1UL << 0)
  41#define VK_FWSTS_RELOCATION_EXIT        (1UL << 1)
  42#define VK_FWSTS_INIT_START             (1UL << 2)
  43#define VK_FWSTS_ARCH_INIT_DONE         (1UL << 3)
  44#define VK_FWSTS_PRE_KNL1_INIT_DONE     (1UL << 4)
  45#define VK_FWSTS_PRE_KNL2_INIT_DONE     (1UL << 5)
  46#define VK_FWSTS_POST_KNL_INIT_DONE     (1UL << 6)
  47#define VK_FWSTS_INIT_DONE              (1UL << 7)
  48#define VK_FWSTS_APP_INIT_START         (1UL << 8)
  49#define VK_FWSTS_APP_INIT_DONE          (1UL << 9)
  50#define VK_FWSTS_MASK                   0xffffffff
  51#define VK_FWSTS_READY                  (VK_FWSTS_INIT_START | \
  52                                         VK_FWSTS_ARCH_INIT_DONE | \
  53                                         VK_FWSTS_PRE_KNL1_INIT_DONE | \
  54                                         VK_FWSTS_PRE_KNL2_INIT_DONE | \
  55                                         VK_FWSTS_POST_KNL_INIT_DONE | \
  56                                         VK_FWSTS_INIT_DONE | \
  57                                         VK_FWSTS_APP_INIT_START | \
  58                                         VK_FWSTS_APP_INIT_DONE)
  59/* Deinit */
  60#define VK_FWSTS_APP_DEINIT_START       (1UL << 23)
  61#define VK_FWSTS_APP_DEINIT_DONE        (1UL << 24)
  62#define VK_FWSTS_DRV_DEINIT_START       (1UL << 25)
  63#define VK_FWSTS_DRV_DEINIT_DONE        (1UL << 26)
  64#define VK_FWSTS_RESET_DONE             (1UL << 27)
  65#define VK_FWSTS_DEINIT_TRIGGERED       (VK_FWSTS_APP_DEINIT_START | \
  66                                         VK_FWSTS_APP_DEINIT_DONE  | \
  67                                         VK_FWSTS_DRV_DEINIT_START | \
  68                                         VK_FWSTS_DRV_DEINIT_DONE)
  69/* Last nibble for reboot reason */
  70#define VK_FWSTS_RESET_REASON_SHIFT     28
  71#define VK_FWSTS_RESET_REASON_MASK      (0xf << VK_FWSTS_RESET_REASON_SHIFT)
  72#define VK_FWSTS_RESET_SYS_PWRUP        (0x0 << VK_FWSTS_RESET_REASON_SHIFT)
  73#define VK_FWSTS_RESET_MBOX_DB          (0x1 << VK_FWSTS_RESET_REASON_SHIFT)
  74#define VK_FWSTS_RESET_M7_WDOG          (0x2 << VK_FWSTS_RESET_REASON_SHIFT)
  75#define VK_FWSTS_RESET_TEMP             (0x3 << VK_FWSTS_RESET_REASON_SHIFT)
  76#define VK_FWSTS_RESET_PCI_FLR          (0x4 << VK_FWSTS_RESET_REASON_SHIFT)
  77#define VK_FWSTS_RESET_PCI_HOT          (0x5 << VK_FWSTS_RESET_REASON_SHIFT)
  78#define VK_FWSTS_RESET_PCI_WARM         (0x6 << VK_FWSTS_RESET_REASON_SHIFT)
  79#define VK_FWSTS_RESET_PCI_COLD         (0x7 << VK_FWSTS_RESET_REASON_SHIFT)
  80#define VK_FWSTS_RESET_L1               (0x8 << VK_FWSTS_RESET_REASON_SHIFT)
  81#define VK_FWSTS_RESET_L0               (0x9 << VK_FWSTS_RESET_REASON_SHIFT)
  82#define VK_FWSTS_RESET_UNKNOWN          (0xf << VK_FWSTS_RESET_REASON_SHIFT)
  83
  84#endif /* __UAPI_LINUX_MISC_BCM_VK_H */
  85