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-rw-r--r--arch/arm/include/asm/efi.h6
-rw-r--r--arch/arm64/include/asm/efi.h6
-rw-r--r--arch/riscv/include/asm/efi.h6
-rw-r--r--drivers/firmware/efi/libstub/efi-stub.c1
-rw-r--r--drivers/firmware/efi/libstub/efistub.h1
-rw-r--r--drivers/firmware/efi/libstub/fdt.c3
6 files changed, 1 insertions, 22 deletions
diff --git a/arch/arm/include/asm/efi.h b/arch/arm/include/asm/efi.h
index 153680541aea..abae071a02e1 100644
--- a/arch/arm/include/asm/efi.h
+++ b/arch/arm/include/asm/efi.h
@@ -73,12 +73,6 @@ static inline void efifb_setup_from_dmi(struct screen_info *si, const char *opt)
*/
#define EFI_PHYS_ALIGN max(SZ_2M, roundup_pow_of_two(TEXT_OFFSET))
-/* on ARM, the FDT should be located in a lowmem region */
-static inline unsigned long efi_get_max_fdt_addr(unsigned long image_addr)
-{
- return round_down(image_addr, EFI_PHYS_ALIGN) + SZ_512M;
-}
-
/* on ARM, the initrd should be loaded in a lowmem region */
static inline unsigned long efi_get_max_initrd_addr(unsigned long image_addr)
{
diff --git a/arch/arm64/include/asm/efi.h b/arch/arm64/include/asm/efi.h
index 00bd1e179d36..3578aba9c608 100644
--- a/arch/arm64/include/asm/efi.h
+++ b/arch/arm64/include/asm/efi.h
@@ -64,12 +64,6 @@ efi_status_t __efi_rt_asm_wrapper(void *, const char *, ...);
#define EFI_KIMG_ALIGN \
(SEGMENT_ALIGN > THREAD_ALIGN ? SEGMENT_ALIGN : THREAD_ALIGN)
-/* on arm64, the FDT may be located anywhere in system RAM */
-static inline unsigned long efi_get_max_fdt_addr(unsigned long image_addr)
-{
- return ULONG_MAX;
-}
-
/*
* On arm64, we have to ensure that the initrd ends up in the linear region,
* which is a 1 GB aligned region of size '1UL << (VA_BITS_MIN - 1)' that is
diff --git a/arch/riscv/include/asm/efi.h b/arch/riscv/include/asm/efi.h
index 7542282f1141..6d98cd999680 100644
--- a/arch/riscv/include/asm/efi.h
+++ b/arch/riscv/include/asm/efi.h
@@ -27,12 +27,6 @@ int efi_set_mapping_permissions(struct mm_struct *mm, efi_memory_desc_t *md);
#define ARCH_EFI_IRQ_FLAGS_MASK (SR_IE | SR_SPIE)
-/* on RISC-V, the FDT may be located anywhere in system RAM */
-static inline unsigned long efi_get_max_fdt_addr(unsigned long image_addr)
-{
- return ULONG_MAX;
-}
-
/* Load initrd at enough distance from DRAM start */
static inline unsigned long efi_get_max_initrd_addr(unsigned long image_addr)
{
diff --git a/drivers/firmware/efi/libstub/efi-stub.c b/drivers/firmware/efi/libstub/efi-stub.c
index 914a343c7785..ec2f3985bef3 100644
--- a/drivers/firmware/efi/libstub/efi-stub.c
+++ b/drivers/firmware/efi/libstub/efi-stub.c
@@ -273,7 +273,6 @@ efi_status_t __efiapi efi_pe_entry(efi_handle_t handle,
install_memreserve_table();
status = allocate_new_fdt_and_exit_boot(handle, &fdt_addr,
- efi_get_max_fdt_addr(image_addr),
initrd_addr, initrd_size,
cmdline_ptr, fdt_addr, fdt_size);
if (status != EFI_SUCCESS)
diff --git a/drivers/firmware/efi/libstub/efistub.h b/drivers/firmware/efi/libstub/efistub.h
index b8ec29d6a74a..b50a6c67d9bd 100644
--- a/drivers/firmware/efi/libstub/efistub.h
+++ b/drivers/firmware/efi/libstub/efistub.h
@@ -750,7 +750,6 @@ efi_status_t efi_exit_boot_services(void *handle,
efi_status_t allocate_new_fdt_and_exit_boot(void *handle,
unsigned long *new_fdt_addr,
- unsigned long max_addr,
u64 initrd_addr, u64 initrd_size,
char *cmdline_ptr,
unsigned long fdt_addr,
diff --git a/drivers/firmware/efi/libstub/fdt.c b/drivers/firmware/efi/libstub/fdt.c
index 368cd60000ee..365c3a43a198 100644
--- a/drivers/firmware/efi/libstub/fdt.c
+++ b/drivers/firmware/efi/libstub/fdt.c
@@ -238,7 +238,6 @@ static efi_status_t exit_boot_func(struct efi_boot_memmap *map,
efi_status_t allocate_new_fdt_and_exit_boot(void *handle,
unsigned long *new_fdt_addr,
- unsigned long max_addr,
u64 initrd_addr, u64 initrd_size,
char *cmdline_ptr,
unsigned long fdt_addr,
@@ -275,7 +274,7 @@ efi_status_t allocate_new_fdt_and_exit_boot(void *handle,
efi_info("Exiting boot services and installing virtual address map...\n");
map.map = &memory_map;
- status = efi_allocate_pages(MAX_FDT_SIZE, new_fdt_addr, max_addr);
+ status = efi_allocate_pages(MAX_FDT_SIZE, new_fdt_addr, ULONG_MAX);
if (status != EFI_SUCCESS) {
efi_err("Unable to allocate memory for new device tree.\n");
goto fail;