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@@ -8,6 +8,7 @@
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#include <efi.h>
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#include <errno.h>
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#include <usb.h>
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+#include <asm/bootparam.h>
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#include <asm/e820.h>
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#include <asm/post.h>
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@@ -250,3 +251,39 @@ unsigned int install_e820_map(unsigned int max_entries,
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return num_entries;
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}
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+
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+void setup_efi_info(struct efi_info *efi_info)
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+{
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+ struct efi_entry_systable *table;
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+ struct efi_entry_memmap *map;
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+ char *signature;
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+ int size, ret;
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+
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+ memset(efi_info, 0, sizeof(struct efi_info));
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+
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+ ret = efi_info_get(EFIET_SYS_TABLE, (void **)&table, &size);
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+ if (ret) {
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+ printf("Cannot find EFI system table, ret=%d\n", ret);
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+ return;
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+ }
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+ efi_info->efi_systab = (u32)(table->sys_table);
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+
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+ ret = efi_info_get(EFIET_MEMORY_MAP, (void **)&map, &size);
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+ if (ret) {
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+ printf("Cannot find EFI memory map tables, ret=%d\n", ret);
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+ return;
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+ }
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+ efi_info->efi_memdesc_size = map->desc_size;
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+ efi_info->efi_memdesc_version = map->version;
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+ efi_info->efi_memmap = (u32)(map->desc);
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+ efi_info->efi_memmap_size = size - sizeof(struct efi_entry_memmap);
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+
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+#ifdef CONFIG_EFI_STUB_64BIT
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+ efi_info->efi_systab_hi = table->sys_table >> 32;
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+ efi_info->efi_memmap_hi = (u64)(u32)(map->desc) >> 32;
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+ signature = EFI64_LOADER_SIGNATURE;
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+#else
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+ signature = EFI32_LOADER_SIGNATURE;
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+#endif
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+ memcpy(&efi_info->efi_loader_signature, signature, 4);
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+}
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