diff options
Diffstat (limited to 'Kconfig')
| -rw-r--r-- | Kconfig | 27 |
1 files changed, 20 insertions, 7 deletions
@@ -193,7 +193,7 @@ config FUZZ select ASAN help Enables the fuzzing infrastructure to generate fuzzing data and run - fuzz tests. + fuzz tests. config CC_HAS_ASM_INLINE def_bool $(success,echo 'void foo(void) { asm inline (""); }' | $(CC) -x c - -c -o /dev/null) @@ -308,11 +308,11 @@ config SYS_MALLOC_F_LEN default 0x10000 if ARCH_IMX8 || ARCH_IMX8M default 0x2000 help - Size of the malloc() pool for use before relocation. If - this is defined, then a very simple malloc() implementation - will become available before relocation. The address is just - below the global data, and the stack is moved down to make - space. + Size of the malloc() pool for use before relocation. If + this is defined, then a very simple malloc() implementation + will become available before relocation. The address is just + below the global data, and the stack is moved down to make + space. This feature allocates regions with increasing addresses within the region. calloc() is supported, but realloc() @@ -420,7 +420,7 @@ menuconfig EXPERT Use this only if you really know what you are doing. if EXPERT - config SYS_MALLOC_CLEAR_ON_INIT +config SYS_MALLOC_CLEAR_ON_INIT bool "Init with zeros the memory reserved for malloc (slow)" default y help @@ -503,6 +503,19 @@ config SKIP_RELOCATE_CODE_DATA_OFFSET Offset of the read-write memory which contains data, from read-only memory which contains executable text. +config RELOC_ADDR_TOP + bool "Relocate to the topmost memory address" + help + When U-Boot relocates, it chooses the end of the first memory bank. + Enable this if you have multiple banks and want U-Boot to relocate + to the topmost memory address. This will use the information of the + board memory banks configured with dram_init_banksize() to calculate + the relocation address. + Use this if you are certain all of the devices can access memory + above the 32bit boundary. Devices that can only DMA below 4GiB will + misbehave because their buffers may be allocated above the 32-bit + boundary after relocation. + endif # EXPERT config PHYS_64BIT |