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| author | Max Filippov <jcmvbkbc@gmail.com> | 2014-10-02 22:03:27 +0400 |
|---|---|---|
| committer | Max Filippov <jcmvbkbc@gmail.com> | 2014-10-21 13:28:52 +0400 |
| commit | ccd0ef38be3b9e0cc6efff407c53c43f648d598b (patch) | |
| tree | 578c346322d590e459b02d6716068614eb88e930 /arch/xtensa | |
| parent | be603092ccc09f2d5ecf64cdf3c702b332a5dde3 (diff) | |
| download | lwn-ccd0ef38be3b9e0cc6efff407c53c43f648d598b.tar.gz lwn-ccd0ef38be3b9e0cc6efff407c53c43f648d598b.zip | |
xtensa: nommu: fix Image.elf reset code and ld script
Don't hardcode kernel entry address as 0x3000 or 0xd0003000, use
LOAD_MEMORY_ADDRESS macro. Don't compile MMU remapping code and don't try
to link it when building noMMU configuration.
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Diffstat (limited to 'arch/xtensa')
| -rw-r--r-- | arch/xtensa/boot/boot-elf/boot.lds.S | 2 | ||||
| -rw-r--r-- | arch/xtensa/boot/boot-elf/bootstrap.S | 10 |
2 files changed, 6 insertions, 6 deletions
diff --git a/arch/xtensa/boot/boot-elf/boot.lds.S b/arch/xtensa/boot/boot-elf/boot.lds.S index 932b58ef33d4..958b33af96b7 100644 --- a/arch/xtensa/boot/boot-elf/boot.lds.S +++ b/arch/xtensa/boot/boot-elf/boot.lds.S @@ -41,6 +41,7 @@ SECTIONS __bss_end = .; } +#ifdef CONFIG_MMU /* * This is a remapped copy of the Reset Vector Code. * It keeps gdb in sync with the PC after switching @@ -51,4 +52,5 @@ SECTIONS { *(.ResetVector.remapped_text) } +#endif } diff --git a/arch/xtensa/boot/boot-elf/bootstrap.S b/arch/xtensa/boot/boot-elf/bootstrap.S index 1388a499753b..9341a5750694 100644 --- a/arch/xtensa/boot/boot-elf/bootstrap.S +++ b/arch/xtensa/boot/boot-elf/bootstrap.S @@ -20,6 +20,7 @@ #include <asm/page.h> #include <asm/cacheasm.h> #include <asm/initialize_mmu.h> +#include <asm/vectors.h> #include <linux/linkage.h> .section .ResetVector.text, "ax" @@ -34,12 +35,7 @@ _ResetVector: .align 4 RomInitAddr: -#if defined(CONFIG_INITIALIZE_XTENSA_MMU_INSIDE_VMLINUX) && \ - XCHAL_HAVE_PTP_MMU && XCHAL_HAVE_SPANNING_WAY - .word 0x00003000 -#else - .word 0xd0003000 -#endif + .word LOAD_MEMORY_ADDRESS RomBootParam: .word _bootparam _bootparam: @@ -79,6 +75,7 @@ reset: movi a4, 0 jx a0 +#ifdef CONFIG_MMU .align 4 .section .ResetVector.remapped_text, "x" @@ -102,3 +99,4 @@ _RemappedSetupMMU: #endif .end no-absolute-literals +#endif |