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Diffstat (limited to 'include/asm-m68k/coldfire/rng.h')
-rw-r--r-- | include/asm-m68k/coldfire/rng.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/include/asm-m68k/coldfire/rng.h b/include/asm-m68k/coldfire/rng.h new file mode 100644 index 0000000000..1eefc56bd4 --- /dev/null +++ b/include/asm-m68k/coldfire/rng.h @@ -0,0 +1,52 @@ +/* + * RNG Memory Map + * + * Copyright (C) 2004-2008 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef __RNG_H__ +#define __RNG_H__ + +/* Random Number Generator */ +typedef struct rng_ctrl { + u32 cr; /* 0x00 Control */ + u32 sr; /* 0x04 Status */ + u32 er; /* 0x08 Entropy */ + u32 out; /* 0x0C Output FIFO */ +} rng_t; + +#define RNG_CR_SLM (0x00000010) /* Sleep mode - 5445x */ +#define RNG_CR_CI (0x00000008) /* Clear interrupt */ +#define RNG_CR_IM (0x00000004) /* Interrupt mask */ +#define RNG_CR_HA (0x00000002) /* High assurance */ +#define RNG_CR_GO (0x00000001) /* Go bit */ + +#define RNG_SR_OFS(x) (((x) & 0x000000FF) << 16) +#define RNG_SR_OFS_MASK (0xFF00FFFF) +#define RNG_SR_OFL(x) (((x) & 0x000000FF) << 8) +#define RNG_SR_OFL_MASK (0xFFFF00FF) +#define RNG_SR_EI (0x00000008) +#define RNG_SR_FUF (0x00000004) +#define RNG_SR_LRS (0x00000002) +#define RNG_SR_SV (0x00000001) + +#endif /* __RNG_H__ */ |