arch/powerpc/include/asm/fsl_srio.h

   1 /*
   2  * Copyright 2011-2012 Freescale Semiconductor, Inc.
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6
   7 #ifndef _FSL_SRIO_H_
   8 #define _FSL_SRIO_H_
   9
  10 #include <linux/log2.h>
  11
  12 enum atmu_size {
  13         ATMU_SIZE_4K = 0xb,
  14         ATMU_SIZE_8K,
  15         ATMU_SIZE_16K,
  16         ATMU_SIZE_32K,
  17         ATMU_SIZE_64K,
  18         ATMU_SIZE_128K,
  19         ATMU_SIZE_256K,
  20         ATMU_SIZE_512K,
  21         ATMU_SIZE_1M,
  22         ATMU_SIZE_2M,
  23         ATMU_SIZE_4M,
  24         ATMU_SIZE_8M,
  25         ATMU_SIZE_16M,
  26         ATMU_SIZE_32M,
  27         ATMU_SIZE_64M,
  28         ATMU_SIZE_128M,
  29         ATMU_SIZE_256M,
  30         ATMU_SIZE_512M,
  31         ATMU_SIZE_1G,
  32         ATMU_SIZE_2G,
  33         ATMU_SIZE_4G,
  34         ATMU_SIZE_8G,
  35         ATMU_SIZE_16G,
  36         ATMU_SIZE_32G,
  37         ATMU_SIZE_64G,
  38 };
  39
  40 #define atmu_size_mask(sz)      (__ilog2_u64(sz) - 1)
  41 #define atmu_size_bytes(x)      (1ULL << ((x & 0x3f) + 1))
  42
  43 extern void srio_init(void);
  44 #ifdef CONFIG_FSL_CORENET
  45 extern void srio_boot_master(int port);
  46 extern void srio_boot_master_release_slave(int port);
  47 #endif
  48 #endif