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Commit 2d9afb36 authored by Cédric Le Goater's avatar Cédric Le Goater Committed by Benjamin Herrenschmidt
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powerpc/boot: Add a global entry point for pseries 



When entering the boot wrapper in little endian, we will need to fix
the endian order using a fixup trampoline like in the kernel. This
patch overrides the _zimage_start entry point for this purpose.

Signed-off-by: default avatarCédric Le Goater <clg@fr.ibm.com>
Signed-off-by: default avatarBenjamin Herrenschmidt <benh@kernel.crashing.org>
parent f16e9684

arch/powerpc/boot/Makefile

+5 −0
Original line number Diff line number Diff line
@@ -99,6 +99,11 @@ src-plat-$(CONFIG_EMBEDDED6xx) += cuboot-pq2.c cuboot-mpc7448hpc2.c \ 
src-plat-$(CONFIG_AMIGAONE) += cuboot-amigaone.c

src-plat-$(CONFIG_PPC_PS3) += ps3-head.S ps3-hvcall.S ps3.c

src-plat-$(CONFIG_EPAPR_BOOT) += epapr.c epapr-wrapper.c

src-plat-$(CONFIG_PPC_PSERIES) += pseries-head.S

src-plat-$(CONFIG_PPC_POWERNV) += pseries-head.S

src-plat-$(CONFIG_PPC_IBM_CELL_BLADE) += pseries-head.S

src-plat-$(CONFIG_PPC_CELLEB) += pseries-head.S

src-plat-$(CONFIG_PPC_CELL_QPACE) += pseries-head.S



src-wlib := $(sort $(src-wlib-y))

src-plat := $(sort $(src-plat-y))

arch/powerpc/boot/pseries-head.S

0 → 100644
+5 −0
Original line number Diff line number Diff line 
	.text



	.globl _zimage_start

_zimage_start:

	b _zimage_start_lib

arch/powerpc/boot/wrapper

+1 −1
Original line number Diff line number Diff line
@@ -152,7 +152,7 @@ of) 
    make_space=n

    ;;

pseries)

    platformo="$object/of.o $object/epapr.o"

    platformo="$object/pseries-head.o $object/of.o $object/epapr.o"

    link_address='0x4000000'

    make_space=n

    ;;