On 28 July 2015 at 19:10, Ryan Harkin ryan.harkin@linaro.org wrote:
The device tree was being located within the first 16KB of memory. When the device tree increases in size to >16KB, it no long fits and the behaviour is erratic.
This patch follws the kernel recommendations that the device tree should live at an address greater thatn the 128MiB boundary.
Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Ryan Harkin ryan.harkin@linaro.org
Reviewed-by: Ard Biesheuvel ard.biesheuvel@linaro.org
ArmPkg/ArmPkg.dec | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/ArmPkg/ArmPkg.dec b/ArmPkg/ArmPkg.dec index da0c8a9..b2122b1 100644 --- a/ArmPkg/ArmPkg.dec +++ b/ArmPkg/ArmPkg.dec @@ -158,7 +158,7 @@ # If the fixed FDT address is not available, then it should be loaded below the kernel. # The recommendation from the Linux kernel is to have the FDT below 16KB. # (see the kernel doc: Documentation/arm/Booting)
- gArmTokenSpaceGuid.PcdArmLinuxFdtMaxOffset|0x4000|UINT32|0x00000023
- gArmTokenSpaceGuid.PcdArmLinuxFdtMaxOffset|0x08400000|UINT32|0x00000023 # The FDT blob must be loaded at a 64bit aligned address. gArmTokenSpaceGuid.PcdArmLinuxFdtAlignment|0x8|UINT32|0x00000026
-- 2.1.0