LXR uboot/arch/m68k/include/asm/coldfire/rng.h

   1/*
   2 * RNG Memory Map
   3 *
   4 * Copyright (C) 2004-2008 Freescale Semiconductor, Inc.
   5 * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
   6 *
   7 * SPDX-License-Identifier:     GPL-2.0+
   8 */
   9
  10#ifndef __RNG_H__
  11#define __RNG_H__
  12
  13/* Random Number Generator */
  14typedef struct rng_ctrl {
  15        u32 cr;                 /* 0x00 Control */
  16        u32 sr;                 /* 0x04 Status */
  17        u32 er;                 /* 0x08 Entropy */
  18        u32 out;                /* 0x0C Output FIFO */
  19} rng_t;
  20
  21#define RNG_CR_SLM              (0x00000010)    /* Sleep mode - 5445x */
  22#define RNG_CR_CI               (0x00000008)    /* Clear interrupt */
  23#define RNG_CR_IM               (0x00000004)    /* Interrupt mask */
  24#define RNG_CR_HA               (0x00000002)    /* High assurance */
  25#define RNG_CR_GO               (0x00000001)    /* Go bit */
  26
  27#define RNG_SR_OFS(x)           (((x) & 0x000000FF) << 16)
  28#define RNG_SR_OFS_MASK         (0xFF00FFFF)
  29#define RNG_SR_OFL(x)           (((x) & 0x000000FF) << 8)
  30#define RNG_SR_OFL_MASK         (0xFFFF00FF)
  31#define RNG_SR_EI               (0x00000008)
  32#define RNG_SR_FUF              (0x00000004)
  33#define RNG_SR_LRS              (0x00000002)
  34#define RNG_SR_SV               (0x00000001)
  35
  36#endif                          /* __RNG_H__ */
  37