1 /* 2 * RNG Memory Map 3 * 4 * Copyright (C) 2004-2008 Freescale Semiconductor, Inc. 5 * TsiChung Liew (Tsi-Chung.Liew@freescale.com) 6 * 7 * See file CREDITS for list of people who contributed to this 8 * project. 9 * 10 * This program is free software; you can redistribute it and/or 11 * modify it under the terms of the GNU General Public License as 12 * published by the Free Software Foundation; either version 2 of 13 * the License, or (at your option) any later version. 14 * 15 * This program is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU General Public License for more details. 19 * 20 * You should have received a copy of the GNU General Public License 21 * along with this program; if not, write to the Free Software 22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 23 * MA 02111-1307 USA 24 */ 25 26 #ifndef __RNG_H__ 27 #define __RNG_H__ 28 29 /* Random Number Generator */ 30 typedef struct rng_ctrl { 31 u32 cr; /* 0x00 Control */ 32 u32 sr; /* 0x04 Status */ 33 u32 er; /* 0x08 Entropy */ 34 u32 out; /* 0x0C Output FIFO */ 35 } rng_t; 36 37 #define RNG_CR_SLM (0x00000010) /* Sleep mode - 5445x */ 38 #define RNG_CR_CI (0x00000008) /* Clear interrupt */ 39 #define RNG_CR_IM (0x00000004) /* Interrupt mask */ 40 #define RNG_CR_HA (0x00000002) /* High assurance */ 41 #define RNG_CR_GO (0x00000001) /* Go bit */ 42 43 #define RNG_SR_OFS(x) (((x) & 0x000000FF) << 16) 44 #define RNG_SR_OFS_MASK (0xFF00FFFF) 45 #define RNG_SR_OFL(x) (((x) & 0x000000FF) << 8) 46 #define RNG_SR_OFL_MASK (0xFFFF00FF) 47 #define RNG_SR_EI (0x00000008) 48 #define RNG_SR_FUF (0x00000004) 49 #define RNG_SR_LRS (0x00000002) 50 #define RNG_SR_SV (0x00000001) 51 52 #endif /* __RNG_H__ */ 53