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path: root/drivers/firmware/efi/fake_mem.c
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Diffstat (limited to 'drivers/firmware/efi/fake_mem.c')
-rw-r--r--drivers/firmware/efi/fake_mem.c43
1 files changed, 21 insertions, 22 deletions
diff --git a/drivers/firmware/efi/fake_mem.c b/drivers/firmware/efi/fake_mem.c
index ed3a854950cc..48430aba13c1 100644
--- a/drivers/firmware/efi/fake_mem.c
+++ b/drivers/firmware/efi/fake_mem.c
@@ -57,7 +57,7 @@ static int __init cmp_fake_mem(const void *x1, const void *x2)
void __init efi_fake_memmap(void)
{
u64 start, end, m_start, m_end, m_attr;
- int new_nr_map = memmap.nr_map;
+ int new_nr_map = efi.memmap.nr_map;
efi_memory_desc_t *md;
phys_addr_t new_memmap_phy;
void *new_memmap;
@@ -68,8 +68,7 @@ void __init efi_fake_memmap(void)
return;
/* count up the number of EFI memory descriptor */
- for (old = memmap.map; old < memmap.map_end; old += memmap.desc_size) {
- md = old;
+ for_each_efi_memory_desc(md) {
start = md->phys_addr;
end = start + (md->num_pages << EFI_PAGE_SHIFT) - 1;
@@ -95,25 +94,25 @@ void __init efi_fake_memmap(void)
}
/* allocate memory for new EFI memmap */
- new_memmap_phy = memblock_alloc(memmap.desc_size * new_nr_map,
+ new_memmap_phy = memblock_alloc(efi.memmap.desc_size * new_nr_map,
PAGE_SIZE);
if (!new_memmap_phy)
return;
/* create new EFI memmap */
new_memmap = early_memremap(new_memmap_phy,
- memmap.desc_size * new_nr_map);
+ efi.memmap.desc_size * new_nr_map);
if (!new_memmap) {
- memblock_free(new_memmap_phy, memmap.desc_size * new_nr_map);
+ memblock_free(new_memmap_phy, efi.memmap.desc_size * new_nr_map);
return;
}
- for (old = memmap.map, new = new_memmap;
- old < memmap.map_end;
- old += memmap.desc_size, new += memmap.desc_size) {
+ for (old = efi.memmap.map, new = new_memmap;
+ old < efi.memmap.map_end;
+ old += efi.memmap.desc_size, new += efi.memmap.desc_size) {
/* copy original EFI memory descriptor */
- memcpy(new, old, memmap.desc_size);
+ memcpy(new, old, efi.memmap.desc_size);
md = new;
start = md->phys_addr;
end = md->phys_addr + (md->num_pages << EFI_PAGE_SHIFT) - 1;
@@ -134,8 +133,8 @@ void __init efi_fake_memmap(void)
md->num_pages = (m_end - md->phys_addr + 1) >>
EFI_PAGE_SHIFT;
/* latter part */
- new += memmap.desc_size;
- memcpy(new, old, memmap.desc_size);
+ new += efi.memmap.desc_size;
+ memcpy(new, old, efi.memmap.desc_size);
md = new;
md->phys_addr = m_end + 1;
md->num_pages = (end - md->phys_addr + 1) >>
@@ -147,16 +146,16 @@ void __init efi_fake_memmap(void)
md->num_pages = (m_start - md->phys_addr) >>
EFI_PAGE_SHIFT;
/* middle part */
- new += memmap.desc_size;
- memcpy(new, old, memmap.desc_size);
+ new += efi.memmap.desc_size;
+ memcpy(new, old, efi.memmap.desc_size);
md = new;
md->attribute |= m_attr;
md->phys_addr = m_start;
md->num_pages = (m_end - m_start + 1) >>
EFI_PAGE_SHIFT;
/* last part */
- new += memmap.desc_size;
- memcpy(new, old, memmap.desc_size);
+ new += efi.memmap.desc_size;
+ memcpy(new, old, efi.memmap.desc_size);
md = new;
md->phys_addr = m_end + 1;
md->num_pages = (end - m_end) >>
@@ -169,8 +168,8 @@ void __init efi_fake_memmap(void)
md->num_pages = (m_start - md->phys_addr) >>
EFI_PAGE_SHIFT;
/* latter part */
- new += memmap.desc_size;
- memcpy(new, old, memmap.desc_size);
+ new += efi.memmap.desc_size;
+ memcpy(new, old, efi.memmap.desc_size);
md = new;
md->phys_addr = m_start;
md->num_pages = (end - md->phys_addr + 1) >>
@@ -182,10 +181,10 @@ void __init efi_fake_memmap(void)
/* swap into new EFI memmap */
efi_unmap_memmap();
- memmap.map = new_memmap;
- memmap.phys_map = new_memmap_phy;
- memmap.nr_map = new_nr_map;
- memmap.map_end = memmap.map + memmap.nr_map * memmap.desc_size;
+ efi.memmap.map = new_memmap;
+ efi.memmap.phys_map = new_memmap_phy;
+ efi.memmap.nr_map = new_nr_map;
+ efi.memmap.map_end = efi.memmap.map + efi.memmap.nr_map * efi.memmap.desc_size;
set_bit(EFI_MEMMAP, &efi.flags);
/* print new EFI memmap */