Signed-off-by: Christopher Harvey charvey@matrox.com --- doc/README.arm-relocation | 9 ++++++++- 1 files changed, 8 insertions(+), 1 deletions(-)
diff --git a/doc/README.arm-relocation b/doc/README.arm-relocation index 5a9a2fb..954627d 100644 --- a/doc/README.arm-relocation +++ b/doc/README.arm-relocation @@ -22,7 +22,7 @@ At cpu level: modify linker file and add a relocation and fixup loop At board level:
dram_init(): bd pointer is now at this point not accessible, so only - detect the real dramsize, and store it in gd->ram_size. Bst detected + detect the real dramsize, and store it in gd->ram_size. Best detected with get_ram_size().
TODO: move also dram initialization there on boards where it is possible. @@ -38,6 +38,13 @@ At lib level:
Boards which are not fixed to support relocation will be REMOVED!
+The code that picks the location in RAM for ARM can be found in the +arch/arm/lib/board.c file under the board_init_f function. +The postfix _f means executed from flash, and _r means from RAM. +The new location is picked with respect to the highest RAM address, and the +exact final value depends heavily on compile time options. The source is the +best documentation here. + -----------------------------------------------------------------------------
For boards which boot from nand_spl, it is possible to save one copy