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Reduce dependency on efi library functions

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This commit is contained in:
Justin C. Miller
2018-03-31 17:32:10 -07:00
parent a09a25d3e6
commit 165ed28cd3
10 changed files with 375 additions and 109 deletions
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26
src/boot/memory.c
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@@ -50,7 +50,7 @@ copy_desc(EFI_MEMORY_DESCRIPTOR *src, EFI_MEMORY_DESCRIPTOR *dst, size_t len)
}
EFI_STATUS
memory_get_map_length(size_t *size)
memory_get_map_length(EFI_BOOT_SERVICES *bootsvc, size_t *size)
{
if (size == NULL)
return EFI_INVALID_PARAMETER;
@@ -59,7 +59,7 @@ memory_get_map_length(size_t *size)
size_t key, desc_size;
uint32_t desc_version;
*size = 0;
status = ST->BootServices->GetMemoryMap(size, 0, &key, &desc_size, &desc_version);
status = bootsvc->GetMemoryMap(size, 0, &key, &desc_size, &desc_version);
if (status != EFI_BUFFER_TOO_SMALL) {
CHECK_EFI_STATUS_OR_RETURN(status, "Failed to get memory map size");
}
@@ -67,7 +67,7 @@ memory_get_map_length(size_t *size)
}
EFI_STATUS
memory_get_map(struct memory_map *map)
memory_get_map(EFI_BOOT_SERVICES *bootsvc, struct memory_map *map)
{
EFI_STATUS status;
@@ -75,13 +75,13 @@ memory_get_map(struct memory_map *map)
return EFI_INVALID_PARAMETER;
size_t needs_size = 0;
status = memory_get_map_length(&needs_size);
status = memory_get_map_length(bootsvc, &needs_size);
if (EFI_ERROR(status)) return status;
if (map->length < needs_size)
return EFI_BUFFER_TOO_SMALL;
status = ST->BootServices->GetMemoryMap(&map->length, map->entries, &map->key, &map->size, &map->version);
status = bootsvc->GetMemoryMap(&map->length, map->entries, &map->key, &map->size, &map->version);
CHECK_EFI_STATUS_OR_RETURN(status, "Failed to load memory map");
return EFI_SUCCESS;
}
@@ -94,19 +94,19 @@ memory_dump_map(struct memory_map *map)
const size_t count = map->length / map->size;
Print(L"Memory map:\n");
Print(L"\t Descriptor Count: %d (%d bytes)\n", count, map->length);
Print(L"\t Descriptor Size: %d bytes\n", map->size);
Print(L"\t Type offset: %d\n\n", offsetof(EFI_MEMORY_DESCRIPTOR, Type));
con_printf(L"Memory map:\n");
con_printf(L"\t Descriptor Count: %d (%d bytes)\n", count, map->length);
con_printf(L"\t Descriptor Size: %d bytes\n", map->size);
con_printf(L"\t Type offset: %d\n\n", offsetof(EFI_MEMORY_DESCRIPTOR, Type));
EFI_MEMORY_DESCRIPTOR *end = INCREMENT_DESC(map->entries, map->length);
EFI_MEMORY_DESCRIPTOR *d = map->entries;
while (d < end) {
int runtime = (d->Attribute & EFI_MEMORY_RUNTIME) == EFI_MEMORY_RUNTIME;
Print(L"%23s%s ", memory_type_name(d->Type), runtime ? L"*" : L" ");
Print(L"%016llx ", d->PhysicalStart);
Print(L"%016llx ", d->VirtualStart);
Print(L"[%4d]\n", d->NumberOfPages);
con_printf(L"%s%s ", memory_type_name(d->Type), runtime ? L"*" : L" ");
con_printf(L"%lx ", d->PhysicalStart);
con_printf(L"%lx ", d->VirtualStart);
con_printf(L"[%4d]\n", d->NumberOfPages);
d = INCREMENT_DESC(d, map->size);
}