From: tip-bot for Robert Elliott <tipbot@zytor.com>
To: linux-tip-commits@vger.kernel.org
Cc: bp@alien8.de, lersek@redhat.com, dan.j.williams@intel.com,
matt@codeblueprint.co.uk, izumi.taku@jp.fujitsu.com,
brgerst@gmail.com, luto@amacapital.net, tglx@linutronix.de,
mingo@kernel.org, elliott@hpe.com, ard.biesheuvel@linaro.org,
torvalds@linux-foundation.org, ross.zwisler@linux.intel.com,
peterz@infradead.org, linux-kernel@vger.kernel.org,
hpa@zytor.com, dvlasenk@redhat.com
Subject: [tip:efi/core] efi: Add NV memory attribute
Date: Wed, 3 Feb 2016 03:34:18 -0800 [thread overview]
Message-ID: <tip-c016ca08f89c6c78ed815f025262bdb87aba3f4c@git.kernel.org> (raw)
In-Reply-To: <1454364428-494-13-git-send-email-matt@codeblueprint.co.uk>
Commit-ID: c016ca08f89c6c78ed815f025262bdb87aba3f4c
Gitweb: http://git.kernel.org/tip/c016ca08f89c6c78ed815f025262bdb87aba3f4c
Author: Robert Elliott <elliott@hpe.com>
AuthorDate: Mon, 1 Feb 2016 22:07:06 +0000
Committer: Ingo Molnar <mingo@kernel.org>
CommitDate: Wed, 3 Feb 2016 11:41:20 +0100
efi: Add NV memory attribute
Add the NV memory attribute introduced in UEFI 2.5 and add a
column for it in the types and attributes string used when
printing the UEFI memory map.
old:
efi: mem61: [type=14 | | | | | | | |WB|WT|WC|UC] range=[0x0000000880000000-0x0000000c7fffffff) (16384MB)
new:
efi: mem61: [type=14 | | |NV| | | | | |WB|WT|WC|UC] range=[0x0000000880000000-0x0000000c7fffffff) (16384MB)
Signed-off-by: Robert Elliott <elliott@hpe.com>
Signed-off-by: Matt Fleming <matt@codeblueprint.co.uk>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ross Zwisler <ross.zwisler@linux.intel.com>
Cc: Taku Izumi <izumi.taku@jp.fujitsu.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-efi@vger.kernel.org
Link: http://lkml.kernel.org/r/1454364428-494-13-git-send-email-matt@codeblueprint.co.uk
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
drivers/firmware/efi/efi.c | 5 ++++-
include/linux/efi.h | 1 +
2 files changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c
index 20451c2..f437048 100644
--- a/drivers/firmware/efi/efi.c
+++ b/drivers/firmware/efi/efi.c
@@ -582,13 +582,16 @@ char * __init efi_md_typeattr_format(char *buf, size_t size,
if (attr & ~(EFI_MEMORY_UC | EFI_MEMORY_WC | EFI_MEMORY_WT |
EFI_MEMORY_WB | EFI_MEMORY_UCE | EFI_MEMORY_RO |
EFI_MEMORY_WP | EFI_MEMORY_RP | EFI_MEMORY_XP |
+ EFI_MEMORY_NV |
EFI_MEMORY_RUNTIME | EFI_MEMORY_MORE_RELIABLE))
snprintf(pos, size, "|attr=0x%016llx]",
(unsigned long long)attr);
else
- snprintf(pos, size, "|%3s|%2s|%2s|%2s|%2s|%2s|%3s|%2s|%2s|%2s|%2s]",
+ snprintf(pos, size,
+ "|%3s|%2s|%2s|%2s|%2s|%2s|%2s|%3s|%2s|%2s|%2s|%2s]",
attr & EFI_MEMORY_RUNTIME ? "RUN" : "",
attr & EFI_MEMORY_MORE_RELIABLE ? "MR" : "",
+ attr & EFI_MEMORY_NV ? "NV" : "",
attr & EFI_MEMORY_XP ? "XP" : "",
attr & EFI_MEMORY_RP ? "RP" : "",
attr & EFI_MEMORY_WP ? "WP" : "",
diff --git a/include/linux/efi.h b/include/linux/efi.h
index 09f1559..3c6cbbd 100644
--- a/include/linux/efi.h
+++ b/include/linux/efi.h
@@ -97,6 +97,7 @@ typedef struct {
#define EFI_MEMORY_WP ((u64)0x0000000000001000ULL) /* write-protect */
#define EFI_MEMORY_RP ((u64)0x0000000000002000ULL) /* read-protect */
#define EFI_MEMORY_XP ((u64)0x0000000000004000ULL) /* execute-protect */
+#define EFI_MEMORY_NV ((u64)0x0000000000008000ULL) /* non-volatile */
#define EFI_MEMORY_MORE_RELIABLE \
((u64)0x0000000000010000ULL) /* higher reliability */
#define EFI_MEMORY_RO ((u64)0x0000000000020000ULL) /* read-only */
next prev parent reply other threads:[~2016-02-03 11:35 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-01 22:06 [GIT PULL 00/14] EFI changes for v4.6 Matt Fleming
2016-02-01 22:06 ` [PATCH 01/14] efi: Expose non-blocking set_variable() wrapper to efivars Matt Fleming
2016-02-03 11:31 ` [tip:efi/core] " tip-bot for Ard Biesheuvel
2016-02-01 22:06 ` [PATCH 02/14] efi: Remove redundant efi_set_variable_nonblocking prototype Matt Fleming
2016-02-03 11:31 ` [tip:efi/core] efi: Remove redundant efi_set_variable_nonblocking () prototype tip-bot for Ard Biesheuvel
2016-02-01 22:06 ` [PATCH 03/14] efi: runtime-wrappers: Add a nonblocking version of QueryVariableInfo Matt Fleming
2016-02-03 11:31 ` [tip:efi/core] efi/runtime-wrappers: Add a nonblocking version of QueryVariableInfo() tip-bot for Ard Biesheuvel
2016-02-01 22:06 ` [PATCH 04/14] efi: Add nonblocking option to efi_query_variable_store() Matt Fleming
2016-02-03 11:32 ` [tip:efi/core] " tip-bot for Ard Biesheuvel
2016-02-01 22:06 ` [PATCH 05/14] efi: runtime-wrappers: Remove out of date comment regarding in_nmi() Matt Fleming
2016-02-03 11:32 ` [tip:efi/core] efi/runtime-wrappers: " tip-bot for Ard Biesheuvel
2016-02-01 22:07 ` [PATCH 06/14] efi: runtime-wrapper: Get rid of the rtc_lock spinlock Matt Fleming
2016-02-03 11:32 ` [tip:efi/core] efi: Runtime-wrapper: " tip-bot for Ard Biesheuvel
2016-02-01 22:07 ` [PATCH 07/14] efi: runtime-wrappers: Run UEFI Runtime Services with interrupts enabled Matt Fleming
2016-02-03 9:43 ` Ingo Molnar
2016-02-03 9:57 ` Ard Biesheuvel
2016-02-03 10:58 ` Ingo Molnar
2016-02-03 11:33 ` Ard Biesheuvel
2016-02-03 12:01 ` Matt Fleming
2016-02-04 13:58 ` [PATCH] efi: runtime-wrappers: run " Ard Biesheuvel
2016-02-08 15:16 ` Matt Fleming
2016-02-08 19:37 ` Andy Lutomirski
2016-02-09 16:52 ` Ard Biesheuvel
2016-02-11 16:03 ` Matt Fleming
2016-02-11 16:04 ` Matt Fleming
2016-02-01 22:07 ` [PATCH 08/14] efivars: Use to_efivar_entry Matt Fleming
2016-02-03 11:33 ` [tip:efi/core] " tip-bot for Geliang Tang
2016-02-01 22:07 ` [PATCH 09/14] x86/efi-bgrt: Don't ignore the BGRT if the 'valid' bit is 0 Matt Fleming
2016-02-03 11:33 ` [tip:efi/core] x86/efi/bgrt: " tip-bot for Môshe van der Sterre
2016-02-01 22:07 ` [PATCH 10/14] efi: Make checkpatch complain less about efi.h GUID additions Matt Fleming
2016-02-03 10:33 ` Ingo Molnar
2016-02-03 10:44 ` Matt Fleming
2016-02-03 10:50 ` Ingo Molnar
2016-02-03 11:18 ` Matt Fleming
2016-02-03 11:27 ` Ingo Molnar
2016-02-03 11:09 ` Joe Perches
2016-02-01 22:07 ` [PATCH 11/14] x86/efi: Show actual ending addresses in efi_print_memmap Matt Fleming
2016-02-02 8:49 ` Laszlo Ersek
2016-02-03 11:33 ` [tip:efi/core] " tip-bot for Robert Elliott
2016-02-01 22:07 ` [PATCH 12/14] efi: Add NV memory attribute Matt Fleming
2016-02-02 8:54 ` Laszlo Ersek
2016-02-03 11:34 ` tip-bot for Robert Elliott [this message]
2016-02-01 22:07 ` [PATCH 13/14] efi: Add Persistent Memory type name Matt Fleming
2016-02-02 8:56 ` Laszlo Ersek
2016-02-03 11:34 ` [tip:efi/core] " tip-bot for Robert Elliott
2016-02-01 22:07 ` [PATCH 14/14] x86/efi: Print size in binary units in efi_print_memmap Matt Fleming
2016-02-02 9:22 ` Laszlo Ersek
2016-02-03 10:40 ` Ingo Molnar
2016-02-03 11:28 ` Matt Fleming
2016-02-03 12:36 ` Andy Shevchenko
2016-02-03 15:25 ` Elliott, Robert (Persistent Memory)
2016-02-09 12:20 ` Ingo Molnar
2016-02-09 12:53 ` Laszlo Ersek
2016-02-09 13:14 ` Ingo Molnar
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