[PATCH 1/1] efi_loader: add EFI_MEMORY_SP to memory attributes

Heinrich Schuchardt xypron.glpk at gmx.de
Tue May 19 17:41:29 CEST 2020


The UEFI 2.8 specification has introduced the EFI_MEMORY_SP memory
attribute. Add it to the 'efidebug memmap' and 'efi mem' commands.

Signed-off-by: Heinrich Schuchardt <xypron.glpk at gmx.de>
---
 cmd/efi.c      | 1 +
 cmd/efidebug.c | 1 +
 include/efi.h  | 1 +
 3 files changed, 3 insertions(+)

diff --git a/cmd/efi.c b/cmd/efi.c
index ea239a01f0..5f24e5b4ea 100644
--- a/cmd/efi.c
+++ b/cmd/efi.c
@@ -43,6 +43,7 @@ static struct attr_info {
 	{ EFI_MEMORY_NV, "non-volatile" },
 	{ EFI_MEMORY_MORE_RELIABLE, "higher reliability" },
 	{ EFI_MEMORY_RO, "read-only" },
+	{ EFI_MEMORY_SP, "specific purpose" },
 	{ EFI_MEMORY_RUNTIME, "needs runtime mapping" }
 };

diff --git a/cmd/efidebug.c b/cmd/efidebug.c
index f020d95dbb..8f6b03c9cf 100644
--- a/cmd/efidebug.c
+++ b/cmd/efidebug.c
@@ -413,6 +413,7 @@ static const struct efi_mem_attrs {
 	{EFI_MEMORY_NV, "NV"},
 	{EFI_MEMORY_MORE_RELIABLE, "REL"},
 	{EFI_MEMORY_RO, "RO"},
+	{EFI_MEMORY_SP, "SP"},
 	{EFI_MEMORY_RUNTIME, "RT"},
 };

diff --git a/include/efi.h b/include/efi.h
index e12697a5d5..f986aad877 100644
--- a/include/efi.h
+++ b/include/efi.h
@@ -196,6 +196,7 @@ enum efi_mem_type {
 #define EFI_MEMORY_MORE_RELIABLE \
 				((u64)0x0000000000010000ULL)	/* higher reliability */
 #define EFI_MEMORY_RO		((u64)0x0000000000020000ULL)	/* read-only */
+#define EFI_MEMORY_SP		((u64)0x0000000000040000ULL)	/* specific-purpose memory (SPM) */
 #define EFI_MEMORY_RUNTIME	((u64)0x8000000000000000ULL)	/* range requires runtime mapping */
 #define EFI_MEM_DESC_VERSION	1

--
2.26.2



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