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sh: Make PAGE_OFFSET configurable.

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nommu needs to be able to shift PAGE_OFFSET, so we switch it to a
non-user-visible CONFIG_PAGE_OFFSET and use that in the few places
where it matters.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt
2006-09-27 17:19:13 +09:00
parent adf1890b0c
commit e7f93a355c
5 changed files with 35 additions and 29 deletions
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3
arch/sh/boot/compressed/Makefile
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@@ -18,9 +18,10 @@ endif
# Assign dummy values if these 2 variables are not defined,
# in order to suppress error message.
#
CONFIG_PAGE_OFFSET ?= 0x80000000
CONFIG_MEMORY_START ?= 0x0c000000
CONFIG_BOOT_LINK_OFFSET ?= 0x00800000
IMAGE_OFFSET := $(shell printf "0x%8x" $$[0x80000000+$(CONFIG_MEMORY_START)+$(CONFIG_BOOT_LINK_OFFSET)])
IMAGE_OFFSET := $(shell printf "0x%8x" $$[$(CONFIG_PAGE_OFFSET)+$(CONFIG_MEMORY_START)+$(CONFIG_BOOT_LINK_OFFSET)])
LDFLAGS_vmlinux := -Ttext $(IMAGE_OFFSET) -e startup -T $(obj)/../../kernel/vmlinux.lds