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Diffstat (limited to '')
| -rw-r--r-- | c/src/lib/libbsp/powerpc/ppcn_60x/include/nvram.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/powerpc/ppcn_60x/include/nvram.h b/c/src/lib/libbsp/powerpc/ppcn_60x/include/nvram.h new file mode 100644 index 0000000000..246c2679c5 --- /dev/null +++ b/c/src/lib/libbsp/powerpc/ppcn_60x/include/nvram.h @@ -0,0 +1,60 @@ +/* + * This file contains the NvRAM driver definitions for the PPCn_60x + * + * COPYRIGHT (c) 1998 by Radstone Technology + * + * + * THIS FILE IS PROVIDED TO YOU, THE USER, "AS IS", WITHOUT WARRANTY OF ANY + * KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE. THE ENTIRE RISK + * AS TO THE QUALITY AND PERFORMANCE OF ALL CODE IN THIS FILE IS WITH YOU. + * + * You are hereby granted permission to use, copy, modify, and distribute + * this file, provided that this notice, plus the above copyright notice + * and disclaimer, appears in all copies. Radstone Technology will provide + * no support for this code. + * + */ + +#ifndef _NVRAM_H +#define _NVRAM_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* + * This initializes the NvRAM driver + */ + +void InitializeNvRAM(void); + + +/* + * These routines access data in the NvRAM's OS area + */ +extern rtems_status_code ReadNvRAM8(unsigned32 ulOffset, unsigned8 *pucData); +extern rtems_status_code WriteNvRAM8(unsigned32 ulOffset, unsigned8 ucValue); +extern rtems_status_code ReadNvRAM16(unsigned32 ulOffset, unsigned16 *pusData); +extern rtems_status_code WriteNvRAM16(unsigned32 ulOffset, unsigned16 usValue); +extern rtems_status_code ReadNvRAM32(unsigned32 ulOffset, unsigned32 *pulData); +extern rtems_status_code WriteNvRAM32(unsigned32 ulOffset, unsigned32 ulValue); +rtems_status_code ReadNvRAMBlock( + unsigned32 ulOffset, unsigned8 *pucData, unsigned32 length); +rtems_status_code WriteNvRAMBlock( + unsigned32 ulOffset, unsigned8 *ucValue, unsigned32 length); +/* + * This routine returns the size of the NvRAM + */ +extern unsigned32 SizeNvRAM(); + +/* + * This routine commits changes to the NvRAM + */ +extern void CommitNvRAM(); + +#ifdef __cplusplus +} +#endif + +#endif /* _NVRAM_H */ |