Commit ab268de0 authored by Jeff Dike's avatar Jeff Dike Committed by Linus Torvalds

[PATCH] uml: allow UML to load in the normal location

This makes UML load at 0x8048000 rather than 0xa0000000 when CONFIG_MODE_SKAS
is on and CONFIG_MODE_TT is off.  This will make it more valgrind-friendly,
and also allow much greater physical memory sizes without needing to use
highmem.
Signed-off-by: default avatarPaolo 'Blaisorblade' Giarrusso <blaisorblade_spam@yahoo.it>
Signed-off-by: default avatarJeff Dike <jdike@addtoit.com>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 528152dc
No related merge requests found
......@@ -109,8 +109,12 @@ CPP_MODE_TT := $(shell [ "$(CONFIG_MODE_TT)" = "y" ] && echo -DMODE_TT)
CONFIG_KERNEL_STACK_ORDER ?= 2
STACK_SIZE := $(shell echo $$[ 4096 * (1 << $(CONFIG_KERNEL_STACK_ORDER)) ] )
ifndef START
START = $$(($(TOP_ADDR) - $(SIZE)))
endif
CPPFLAGS_vmlinux.lds = $(shell echo -U$(SUBARCH) \
-DSTART=$$(($(TOP_ADDR) - $(SIZE))) -DELF_ARCH=$(ELF_ARCH) \
-DSTART=$(START) -DELF_ARCH=$(ELF_ARCH) \
-DELF_FORMAT=\"$(ELF_FORMAT)\" $(CPP_MODE_TT) \
-DKERNEL_STACK_SIZE=$(STACK_SIZE))
......
......@@ -4,6 +4,12 @@ else
TOP_ADDR = 0xc0000000
endif
ifeq ($(CONFIG_MODE_SKAS),y)
ifneq ($(CONFIG_MODE_TT),y)
START = 0x8048000
endif
endif
CFLAGS += -U__$(SUBARCH)__ -U$(SUBARCH)
ifneq ($(CONFIG_GPROF),y)
......
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