include/uapi/linux/misc/bcm_vk.h

   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
  14 struct 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
  21 struct 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 */