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sgi-xp: define xp_expand_memprotect() and xp_restrict_memprotect()

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Define xp_expand_memprotect() and xp_restrict_memprotect() so they can be
tailered to the hardware they are run on.

Signed-off-by: Dean Nelson <dcn@sgi.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
This commit is contained in:
Dean Nelson
2008-11-05 17:27:22 -06:00
committed by H. Peter Anvin
parent 23c357003b
commit 6c1c325de9
5 changed files with 117 additions and 12 deletions
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7
drivers/misc/sgi-xp/xp.h
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@@ -190,9 +190,10 @@ enum xp_retval {
xpGruSendMqError, /* 59: gru send message queue related error */
xpBadChannelNumber, /* 60: invalid channel number */
xpBadMsgType, /* 60: invalid message type */
xpBadMsgType, /* 61: invalid message type */
xpBiosError, /* 62: BIOS error */
xpUnknownReason /* 61: unknown reason - must be last in enum */
xpUnknownReason /* 63: unknown reason - must be last in enum */
};
/*
@@ -341,6 +342,8 @@ extern unsigned long (*xp_pa) (void *);
extern enum xp_retval (*xp_remote_memcpy) (unsigned long, const unsigned long,
size_t);
extern int (*xp_cpu_to_nasid) (int);
extern enum xp_retval (*xp_expand_memprotect) (unsigned long, unsigned long);
extern enum xp_retval (*xp_restrict_memprotect) (unsigned long, unsigned long);
extern u64 xp_nofault_PIOR_target;
extern int xp_nofault_PIOR(void *);