On 2 August 2015 at 08:32, Bin Meng <bmeng...@gmail.com> wrote: > Hi Simon, > > On Fri, Jul 31, 2015 at 11:31 PM, Simon Glass <s...@chromium.org> wrote: >> On x86 the global_data pointer is provided through a somewhat-bizarre and >> x86-specific mechanism: the F segment register is set to a pointer to the >> start of global_data, so that accesses can use this build-in register. >> >> When running as an EFI payload we don't want to mess with the Global > > Nits: running as an EFI application > >> Descriptor Table (GDT) and there is little advantage (in terms of code size) >> to doing so. >> >> Allow global_data to be a simple variable in this case. >> >> Signed-off-by: Simon Glass <s...@chromium.org> >> --- > > Reviewed-by: Bin Meng <bmeng...@gmail.com>
Applied to u-boot-x86. > >> >> Changes in v2: >> - Move this patch to before the EFI start-up code patch >> - Refer to FS as F segment register instead of frame segment register >> - Rename CONFIG_ARCH_EFI to CONFIG_EFI_APP >> >> arch/x86/include/asm/global_data.h | 7 +++++++ >> 1 file changed, 7 insertions(+) _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot