add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/arch/powerpc/include/asm/nvram.h
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@@ -1,10 +1,6 @@
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+/* SPDX-License-Identifier: GPL-2.0-or-later */
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 /*
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  * NVRAM definitions and access functions.
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- *
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- * This program is free software; you can redistribute it and/or
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- * modify it under the terms of the GNU General Public License
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- * as published by the Free Software Foundation; either version
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- * 2 of the License, or (at your option) any later version.
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  */
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 #ifndef _ASM_POWERPC_NVRAM_H
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 #define _ASM_POWERPC_NVRAM_H
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@@ -78,9 +74,6 @@
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 extern u8	pmac_xpram_read(int xpaddr);
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 extern void	pmac_xpram_write(int xpaddr, u8 data);
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-/* Synchronize NVRAM */
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-extern void	nvram_sync(void);
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-
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 /* Initialize NVRAM OS partition */
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 extern int __init nvram_init_os_partition(struct nvram_os_partition *part);
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@@ -98,10 +91,4 @@
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 				    unsigned int err_type,
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 				    unsigned int error_log_cnt);
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-/* Determine NVRAM size */
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-extern ssize_t nvram_get_size(void);
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-
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-/* Normal access to NVRAM */
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-extern unsigned char nvram_read_byte(int i);
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-extern void nvram_write_byte(unsigned char c, int i);
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 #endif /* _ASM_POWERPC_NVRAM_H */