79 lines
2.1 KiB
Diff
79 lines
2.1 KiB
Diff
From: Matt Fleming <matt.fleming@intel.com>
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Date: Thu, 11 Aug 2011 10:28:06 +0100
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Subject: [PATCH 08/11] efi: Add EFI file I/O data types
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commit 55839d515495e766605d7aaabd9c2758370a8d27 upstream.
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The x86 EFI stub needs to access files, for example when loading
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initrd's. Add the required data types.
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Cc: Matthew Garrett <mjg@redhat.com>
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Signed-off-by: Matt Fleming <matt.fleming@intel.com>
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Link: http://lkml.kernel.org/r/1318848017-12301-1-git-send-email-matt@console-pimps.org
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Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
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---
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include/linux/efi.h | 40 ++++++++++++++++++++++++++++++++++++++++
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1 file changed, 40 insertions(+)
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diff --git a/include/linux/efi.h b/include/linux/efi.h
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index d407c88..37c3007 100644
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--- a/include/linux/efi.h
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+++ b/include/linux/efi.h
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@@ -307,6 +307,12 @@ typedef efi_status_t efi_query_capsule_caps_t(efi_capsule_header_t **capsules,
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#define EFI_PCI_IO_PROTOCOL_GUID \
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EFI_GUID( 0x4cf5b200, 0x68b8, 0x4ca5, 0x9e, 0xec, 0xb2, 0x3e, 0x3f, 0x50, 0x2, 0x9a )
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+#define EFI_FILE_INFO_ID \
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+ EFI_GUID( 0x9576e92, 0x6d3f, 0x11d2, 0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b )
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+
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+#define EFI_FILE_SYSTEM_GUID \
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+ EFI_GUID( 0x964e5b22, 0x6459, 0x11d2, 0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b )
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+
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typedef struct {
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efi_guid_t guid;
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unsigned long table;
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@@ -362,6 +368,40 @@ typedef struct {
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unsigned long unload;
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} efi_loaded_image_t;
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+typedef struct {
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+ u64 revision;
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+ void *open_volume;
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+} efi_file_io_interface_t;
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+
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+typedef struct {
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+ u64 size;
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+ u64 file_size;
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+ u64 phys_size;
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+ efi_time_t create_time;
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+ efi_time_t last_access_time;
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+ efi_time_t modification_time;
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+ __aligned_u64 attribute;
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+ efi_char16_t filename[1];
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+} efi_file_info_t;
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+
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+typedef struct {
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+ u64 revision;
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+ void *open;
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+ void *close;
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+ void *delete;
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+ void *read;
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+ void *write;
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+ void *get_position;
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+ void *set_position;
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+ void *get_info;
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+ void *set_info;
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+ void *flush;
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+} efi_file_handle_t;
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+
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+#define EFI_FILE_MODE_READ 0x0000000000000001
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+#define EFI_FILE_MODE_WRITE 0x0000000000000002
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+#define EFI_FILE_MODE_CREATE 0x8000000000000000
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+
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#define EFI_INVALID_TABLE_ADDR (~0UL)
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/*
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--
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1.7.10
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