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-rw-r--r--drivers/firmware/efi/arm-init.c20
-rw-r--r--drivers/firmware/efi/arm-runtime.c12
-rw-r--r--drivers/firmware/efi/efi.c2
-rw-r--r--drivers/firmware/efi/fake_mem.c40
4 files changed, 36 insertions, 38 deletions
diff --git a/drivers/firmware/efi/arm-init.c b/drivers/firmware/efi/arm-init.c
index d5f6b0ca521e..90a9b473e45c 100644
--- a/drivers/firmware/efi/arm-init.c
+++ b/drivers/firmware/efi/arm-init.c
@@ -20,8 +20,6 @@
#include <asm/efi.h>
-struct efi_memory_map memmap;
-
u64 efi_system_table;
static int __init is_normal_ram(efi_memory_desc_t *md)
@@ -40,7 +38,7 @@ static phys_addr_t efi_to_phys(unsigned long addr)
{
efi_memory_desc_t *md;
- for_each_efi_memory_desc_in_map(&memmap, md) {
+ for_each_efi_memory_desc(md) {
if (!(md->attribute & EFI_MEMORY_RUNTIME))
continue;
if (md->virt_addr == 0)
@@ -145,7 +143,7 @@ static __init void reserve_regions(void)
if (efi_enabled(EFI_DBG))
pr_info("Processing EFI memory map:\n");
- for_each_efi_memory_desc_in_map(&memmap, md) {
+ for_each_efi_memory_desc(md) {
paddr = md->phys_addr;
npages = md->num_pages;
@@ -186,9 +184,9 @@ void __init efi_init(void)
efi_system_table = params.system_table;
- memmap.phys_map = params.mmap;
- memmap.map = early_memremap_ro(params.mmap, params.mmap_size);
- if (memmap.map == NULL) {
+ efi.memmap.phys_map = params.mmap;
+ efi.memmap.map = early_memremap_ro(params.mmap, params.mmap_size);
+ if (efi.memmap.map == NULL) {
/*
* If we are booting via UEFI, the UEFI memory map is the only
* description of memory we have, so there is little point in
@@ -196,15 +194,15 @@ void __init efi_init(void)
*/
panic("Unable to map EFI memory map.\n");
}
- memmap.map_end = memmap.map + params.mmap_size;
- memmap.desc_size = params.desc_size;
- memmap.desc_version = params.desc_ver;
+ efi.memmap.map_end = efi.memmap.map + params.mmap_size;
+ efi.memmap.desc_size = params.desc_size;
+ efi.memmap.desc_version = params.desc_ver;
if (uefi_init() < 0)
return;
reserve_regions();
- early_memunmap(memmap.map, params.mmap_size);
+ early_memunmap(efi.memmap.map, params.mmap_size);
if (IS_ENABLED(CONFIG_ARM)) {
/*
diff --git a/drivers/firmware/efi/arm-runtime.c b/drivers/firmware/efi/arm-runtime.c
index 1cfbfaf57a2d..55a9ea041068 100644
--- a/drivers/firmware/efi/arm-runtime.c
+++ b/drivers/firmware/efi/arm-runtime.c
@@ -103,15 +103,15 @@ static int __init arm_enable_runtime_services(void)
pr_info("Remapping and enabling EFI services.\n");
- mapsize = memmap.map_end - memmap.map;
- memmap.map = (__force void *)ioremap_cache(memmap.phys_map,
- mapsize);
- if (!memmap.map) {
+ mapsize = efi.memmap.map_end - efi.memmap.map;
+
+ efi.memmap.map = (__force void *)ioremap_cache(efi.memmap.phys_map,
+ mapsize);
+ if (!efi.memmap.map) {
pr_err("Failed to remap EFI memory map\n");
return -ENOMEM;
}
- memmap.map_end = memmap.map + mapsize;
- efi.memmap = &memmap;
+ efi.memmap.map_end = efi.memmap.map + mapsize;
if (!efi_virtmap_init()) {
pr_err("UEFI virtual mapping missing or invalid -- runtime services will not be available\n");
diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c
index 4b533ce73374..f7d36c6cc1ad 100644
--- a/drivers/firmware/efi/efi.c
+++ b/drivers/firmware/efi/efi.c
@@ -256,7 +256,7 @@ subsys_initcall(efisubsys_init);
*/
int __init efi_mem_desc_lookup(u64 phys_addr, efi_memory_desc_t *out_md)
{
- struct efi_memory_map *map = efi.memmap;
+ struct efi_memory_map *map = &efi.memmap;
phys_addr_t p, e;
if (!efi_enabled(EFI_MEMMAP)) {
diff --git a/drivers/firmware/efi/fake_mem.c b/drivers/firmware/efi/fake_mem.c
index f55b75b2e1f4..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;
@@ -94,25 +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;
@@ -133,8 +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) >>
@@ -146,16 +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) >>
@@ -168,8 +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) >>
@@ -181,10 +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 */