**/\r
\r
#include "elf.h"\r
-#include "stdio.h"\r
+#include "fcntl.h"\r
+#include "stdbool.h"\r
#include "stddef.h"\r
+#include "stdio.h"\r
+#include "stdlib.h"\r
\r
void\r
print_hdr (\r
+ FILE *file,\r
void *s,\r
- size_t size\r
+ size_t size,\r
+ bool end_delimiter\r
)\r
{\r
char *c = s;\r
\r
- while (size--) {\r
- printf ("0x%02hhx, ", *(c++));\r
+ fprintf (file, " ");\r
+ while (size-- > 1) {\r
+ fprintf (file, "0x%02hhx, ", *(c++));\r
+ }\r
+\r
+ if (end_delimiter) {\r
+ fprintf (file, "0x%02hhx,", *c);\r
+ } else {\r
+ fprintf (file, "0x%02hhx", *c);\r
}\r
}\r
\r
uint32_t desc;\r
} xen_elfnote_phys32_entry;\r
\r
+#define LICENSE_HDR "\\r
+## @file\r\n\\r
+# FDF include file that defines a PVH ELF header.\r\n\\r
+#\r\n\\r
+# Copyright (c) 2022, Intel Corporation. All rights reserved.\r\n\\r
+#\r\n\\r
+# SPDX-License-Identifier: BSD-2-Clause-Patent\r\n\\r
+#\r\n\\r
+##\r\n\\r
+\r\n\\r
+"\r
+\r
int\r
main (\r
- void\r
+ int argc,\r
+ char *argv[]\r
)\r
{\r
/* FW_SIZE */\r
size_t ovmf_blob_size = 0x00200000;\r
/* Load OVMF at 1MB when running as PVH guest */\r
uint32_t ovmf_base_address = 0x00100000;\r
+ uint32_t ovmfxen_pvh_entry_point;\r
+ size_t offset_into_file = 0;\r
+ char *endptr, *str;\r
+ long param;\r
+ FILE *file = stdout;\r
+\r
+ /* Parse the size parameter */\r
+ if (argc > 1) {\r
+ str = argv[1];\r
+ param = strtol (str, &endptr, 10);\r
+ if (endptr != str) {\r
+ ovmf_blob_size = (size_t)param;\r
+ }\r
+ }\r
+\r
+ /* Parse the filepath parameter */\r
+ if (argc > 2) {\r
+ file = fopen (argv[2], "w");\r
+ fprintf (file, LICENSE_HDR);\r
+ }\r
+\r
/* Xen PVH entry point */\r
- uint32_t ovmfxen_pvh_entry_point = ovmf_base_address + ovmf_blob_size - 0x30;\r
- size_t offset_into_file = 0;\r
+ ovmfxen_pvh_entry_point = ovmf_base_address + ovmf_blob_size - 0x30;\r
\r
/* ELF file header */\r
+ #ifdef PVH64\r
+ Elf64_Ehdr hdr = {\r
+ #else\r
Elf32_Ehdr hdr = {\r
- .e_ident = ELFMAG,\r
- .e_type = ET_EXEC,\r
- .e_machine = EM_386,\r
- .e_version = EV_CURRENT,\r
- .e_entry = ovmfxen_pvh_entry_point,\r
- .e_flags = R_386_NONE,\r
- .e_ehsize = sizeof (hdr),\r
+ #endif\r
+ .e_ident = ELFMAG,\r
+ .e_type = ET_EXEC,\r
+ .e_machine = EM_386,\r
+ .e_version = EV_CURRENT,\r
+ .e_entry = ovmfxen_pvh_entry_point,\r
+ .e_flags = R_386_NONE,\r
+ .e_ehsize = sizeof (hdr),\r
+ #ifdef PVH64\r
+ .e_phentsize = sizeof (Elf64_Phdr),\r
+ #else\r
.e_phentsize = sizeof (Elf32_Phdr),\r
+ #endif\r
};\r
\r
offset_into_file += sizeof (hdr);\r
\r
- hdr.e_ident[EI_CLASS] = ELFCLASS32;\r
+ #ifdef PVH64\r
+ hdr.e_ident[EI_CLASS] = ELFCLASS64;\r
+ #else\r
+ hdr.e_ident[EI_CLASS] = ELFCLASS32;\r
+ #endif\r
hdr.e_ident[EI_DATA] = ELFDATA2LSB;\r
hdr.e_ident[EI_VERSION] = EV_CURRENT;\r
hdr.e_ident[EI_OSABI] = ELFOSABI_LINUX;\r
hdr.e_phoff = sizeof (hdr);\r
\r
/* program header */\r
+ #ifdef PVH64\r
+ Elf64_Phdr phdr_load = {\r
+ #else\r
Elf32_Phdr phdr_load = {\r
+ #endif\r
.p_type = PT_LOAD,\r
.p_offset = 0, /* load everything */\r
.p_paddr = ovmf_base_address,\r
.p_filesz = ovmf_blob_size,\r
.p_memsz = ovmf_blob_size,\r
.p_flags = PF_X | PF_W | PF_R,\r
+ #ifdef PVH64\r
+ .p_align = 4,\r
+ #else\r
.p_align = 0,\r
+ #endif\r
};\r
\r
phdr_load.p_vaddr = phdr_load.p_paddr;\r
sizeof (xen_elfnote_phys32_entry) -\r
offsetof (xen_elfnote_phys32_entry, desc),\r
};\r
- Elf32_Phdr phdr_note = {\r
+ #ifdef PVH64\r
+ Elf64_Phdr phdr_note = {\r
+ #else\r
+ Elf32_Phdr phdr_note = {\r
+ #endif\r
.p_type = PT_NOTE,\r
.p_filesz = sizeof (xen_elf_note),\r
.p_memsz = sizeof (xen_elf_note),\r
.p_flags = PF_R,\r
+ #ifdef PVH64\r
+ .p_align = 4,\r
+ #else\r
.p_align = 0,\r
+ #endif\r
};\r
\r
hdr.e_phnum += 1;\r
size_t hdr_size = sizeof (hdr);\r
size_t entry_off = offsetof (typeof(hdr), e_entry);\r
\r
- printf ("# ELF file header\n");\r
- print_hdr (&hdr, entry_off);\r
- printf ("\n");\r
- print_hdr (&hdr.e_entry, sizeof (hdr.e_entry));\r
- printf (" # hdr.e_entry\n");\r
- print_hdr (&hdr.e_entry + 1, hdr_size - entry_off - sizeof (hdr.e_entry));\r
+ fprintf (file, "DATA = {\r\n");\r
\r
- printf ("\n\n# ELF Program segment headers\n");\r
- printf ("# - Load segment\n");\r
+ fprintf (file, " # ELF file header\r\n");\r
+ print_hdr (file, &hdr, entry_off, true);\r
+ fprintf (file, "\r\n");\r
+ print_hdr (file, &hdr.e_entry, sizeof (hdr.e_entry), true);\r
+ fprintf (file, " # hdr.e_entry\r\n");\r
+ print_hdr (file, &hdr.e_entry + 1, hdr_size - entry_off - sizeof (hdr.e_entry), true);\r
+\r
+ fprintf (file, "\r\n\r\n # ELF Program segment headers\r\n");\r
+ fprintf (file, " # - Load segment\r\n");\r
for (i = 0; i < sizeof (phdr_load); i += 4) {\r
- print_hdr (((char *)&phdr_load) + i, 4);\r
- printf ("\n");\r
+ print_hdr (file, ((char *)&phdr_load) + i, 4, true);\r
+ fprintf (file, "\r\n");\r
}\r
\r
- printf ("# - ELFNOTE segment\n");\r
+ fprintf (file, " # - ELFNOTE segment\r\n");\r
for (i = 0; i < sizeof (phdr_note); i += 4) {\r
- print_hdr (((char *)&phdr_note) + i, 4);\r
- printf ("\n");\r
+ print_hdr (file, ((char *)&phdr_note) + i, 4, true);\r
+ fprintf (file, "\r\n");\r
}\r
\r
- printf ("\n# XEN_ELFNOTE_PHYS32_ENTRY\n");\r
+ fprintf (file, "\r\n # XEN_ELFNOTE_PHYS32_ENTRY\r\n");\r
for (i = 0; i < sizeof (xen_elf_note); i += 4) {\r
- print_hdr (((char *)&xen_elf_note) + i, 4);\r
- printf ("\n");\r
+ print_hdr (file, ((char *)&xen_elf_note) + i, 4, (sizeof (xen_elf_note) - i) > 4);\r
+ fprintf (file, "\r\n");\r
}\r
\r
+ fprintf (file, "}\r\n");\r
+\r
return 0;\r
}\r
projects / mirror_edk2.git / blobdiff