diff options
author | Russ Anderson <rja@sgi.com> | 2008-11-05 22:13:44 -0600 |
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committer | H. Peter Anvin <hpa@zytor.com> | 2008-11-05 20:30:20 -0800 |
commit | e8929c8a6acbecbd629b8e3f2d1a2546ec4ebdfc (patch) | |
tree | aa6d3ed8f4624a59c34be3b0c93f52bd0bc40016 /arch/x86/include/asm/uv/bios.h | |
parent | 64ccf2f9a70a06ba56cd8cedfa610b4e77181587 (diff) | |
download | blackbird-op-linux-e8929c8a6acbecbd629b8e3f2d1a2546ec4ebdfc.tar.gz blackbird-op-linux-e8929c8a6acbecbd629b8e3f2d1a2546ec4ebdfc.zip |
x86: uv: Add UV memory protection bios call
Add UV bios call to change memory protections.
Signed-off-by: Russ Anderson <rja@sgi.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/x86/include/asm/uv/bios.h')
-rw-r--r-- | arch/x86/include/asm/uv/bios.h | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/arch/x86/include/asm/uv/bios.h b/arch/x86/include/asm/uv/bios.h index 58105c5b0b4e..a301a56d4157 100644 --- a/arch/x86/include/asm/uv/bios.h +++ b/arch/x86/include/asm/uv/bios.h @@ -34,7 +34,8 @@ enum uv_bios_cmd { UV_BIOS_GET_SN_INFO, UV_BIOS_FREQ_BASE, UV_BIOS_WATCHLIST_ALLOC, - UV_BIOS_WATCHLIST_FREE + UV_BIOS_WATCHLIST_FREE, + UV_BIOS_MEMPROTECT }; /* @@ -82,6 +83,12 @@ union uv_watchlist_u { }; }; +enum uv_memprotect { + UV_MEMPROT_RESTRICT_ACCESS, + UV_MEMPROT_ALLOW_AMO, + UV_MEMPROT_ALLOW_RW +}; + /* * bios calls have 6 parameters */ @@ -94,6 +101,7 @@ extern s64 uv_bios_freq_base(u64, u64 *); extern int uv_bios_mq_watchlist_alloc(int, void *, unsigned int, unsigned long *); extern int uv_bios_mq_watchlist_free(int, int); +extern s64 uv_bios_change_memprotect(u64, u64, enum uv_memprotect); extern void uv_bios_init(void); |