[MIPS] Remove CONFIG_BUILD_ELF64.

    
This option is no longer usable with supported compilers.  It will be
replaced by usage of -msym32 in a separate patch.
    
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

9 files changed, 9 insertions, 48 deletions

diff --git a/arch/mips/Makefile b/arch/mips/Makefile
index 3d8dac6..c626dd5 100644
--- a/arch/mips/Makefile
+++ b/arch/mips/Makefile
@@ -70,18 +70,20 @@ CHECKFLAGS-$(CONFIG_CPU_LITTLE_ENDIAN)	+= -D__MIPSEL__
 
 CHECKFLAGS				= $(CHECKFLAGS-y)
 
-ifdef CONFIG_BUILD_ELF64
-gas-abi			= 64
-ld-emul			= $(64bit-emul)
-vmlinux-32		= vmlinux.32
-vmlinux-64		= vmlinux
-else
+ifdef CONFIG_32BIT
 gas-abi			= 32
 ld-emul			= $(32bit-emul)
 vmlinux-32		= vmlinux
 vmlinux-64		= vmlinux.64
+endif
 
-cflags-$(CONFIG_64BIT)	+= $(call cc-option,-mno-explicit-relocs)
+ifdef CONFIG_64BIT
+gas-abi			= 64
+ld-emul			= $(64bit-emul)
+vmlinux-32		= vmlinux.32
+vmlinux-64		= vmlinux
+
+cflags-y		+= $(call cc-option,-mno-explicit-relocs)
 endif
 
 #
@@ -630,7 +632,6 @@ endif
 ifdef CONFIG_SGI_IP27
 core-$(CONFIG_SGI_IP27)		+= arch/mips/sgi-ip27/
 cflags-$(CONFIG_SGI_IP27)	+= -Iinclude/asm-mips/mach-ip27
-ifdef CONFIG_BUILD_ELF64
 ifdef CONFIG_MAPPED_KERNEL
 load-$(CONFIG_SGI_IP27)		+= 0xc00000004001c000
 OBJCOPYFLAGS			:= --change-addresses=0x3fffffff80000000
@@ -639,16 +640,6 @@ else
 load-$(CONFIG_SGI_IP27)		+= 0xa80000000001c000
 OBJCOPYFLAGS			:= --change-addresses=0x57ffffff80000000
 endif
-else
-ifdef CONFIG_MAPPED_KERNEL
-load-$(CONFIG_SGI_IP27)		+= 0xffffffffc001c000
-OBJCOPYFLAGS			:= --change-addresses=0xc000000080000000
-dataoffset-$(CONFIG_SGI_IP27)	+= 0x01000000
-else
-load-$(CONFIG_SGI_IP27)		+= 0xffffffff8001c000
-OBJCOPYFLAGS			:= --change-addresses=0xa800000080000000
-endif
-endif
 endif
 
 #
diff --git a/arch/mips/configs/bigsur_defconfig b/arch/mips/configs/bigsur_defconfig
index 6fd3537..e39f1da 100644
--- a/arch/mips/configs/bigsur_defconfig
+++ b/arch/mips/configs/bigsur_defconfig
@@ -247,7 +247,6 @@ CONFIG_MMU=y
 #
 CONFIG_BINFMT_ELF=y
 # CONFIG_BINFMT_MISC is not set
-CONFIG_BUILD_ELF64=y
 CONFIG_MIPS32_COMPAT=y
 CONFIG_COMPAT=y
 CONFIG_MIPS32_O32=y
diff --git a/arch/mips/configs/ip27_defconfig b/arch/mips/configs/ip27_defconfig
index 58c22cd..009ec9d 100644
--- a/arch/mips/configs/ip27_defconfig
+++ b/arch/mips/configs/ip27_defconfig
@@ -234,7 +234,6 @@ CONFIG_MMU=y
 #
 CONFIG_BINFMT_ELF=y
 # CONFIG_BINFMT_MISC is not set
-CONFIG_BUILD_ELF64=y
 CONFIG_MIPS32_COMPAT=y
 CONFIG_COMPAT=y
 CONFIG_MIPS32_O32=y
diff --git a/arch/mips/configs/ip32_defconfig b/arch/mips/configs/ip32_defconfig
index a34db6e..54afa25 100644
--- a/arch/mips/configs/ip32_defconfig
+++ b/arch/mips/configs/ip32_defconfig
@@ -224,7 +224,6 @@ CONFIG_MMU=y
 #
 CONFIG_BINFMT_ELF=y
 CONFIG_BINFMT_MISC=y
-# CONFIG_BUILD_ELF64 is not set
 CONFIG_MIPS32_COMPAT=y
 CONFIG_COMPAT=y
 CONFIG_MIPS32_O32=y
diff --git a/arch/mips/configs/ocelot_c_defconfig b/arch/mips/configs/ocelot_c_defconfig
index e8d6bb3..a8fc4c6 100644
--- a/arch/mips/configs/ocelot_c_defconfig
+++ b/arch/mips/configs/ocelot_c_defconfig
@@ -220,7 +220,6 @@ CONFIG_MMU=y
 #
 CONFIG_BINFMT_ELF=y
 # CONFIG_BINFMT_MISC is not set
-# CONFIG_BUILD_ELF64 is not set
 CONFIG_MIPS32_COMPAT=y
 CONFIG_COMPAT=y
 CONFIG_MIPS32_O32=y
diff --git a/arch/mips/configs/ocelot_g_defconfig b/arch/mips/configs/ocelot_g_defconfig
index b6126ad..dab6c89 100644
--- a/arch/mips/configs/ocelot_g_defconfig
+++ b/arch/mips/configs/ocelot_g_defconfig
@@ -223,7 +223,6 @@ CONFIG_MMU=y
 #
 CONFIG_BINFMT_ELF=y
 # CONFIG_BINFMT_MISC is not set
-# CONFIG_BUILD_ELF64 is not set
 CONFIG_MIPS32_COMPAT=y
 CONFIG_COMPAT=y
 CONFIG_MIPS32_O32=y
diff --git a/arch/mips/configs/sb1250-swarm_defconfig b/arch/mips/configs/sb1250-swarm_defconfig
index 52048c9..6481fb24 100644
--- a/arch/mips/configs/sb1250-swarm_defconfig
+++ b/arch/mips/configs/sb1250-swarm_defconfig
@@ -247,7 +247,6 @@ CONFIG_MMU=y
 #
 CONFIG_BINFMT_ELF=y
 # CONFIG_BINFMT_MISC is not set
-# CONFIG_BUILD_ELF64 is not set
 CONFIG_MIPS32_COMPAT=y
 CONFIG_COMPAT=y
 CONFIG_MIPS32_O32=y
diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c
index d9293c5..0cb3b60 100644
--- a/arch/mips/kernel/setup.c
+++ b/arch/mips/kernel/setup.c
@@ -447,21 +447,10 @@ static inline void resource_init(void)
 {
 	int i;
 
-#if defined(CONFIG_64BIT) && !defined(CONFIG_BUILD_ELF64)
-	/*
-	 * The 64bit code in 32bit object format trick can't represent
-	 * 64bit wide relocations for linker script symbols.
-	 */
-	code_resource.start = CPHYSADDR(&_text);
-	code_resource.end = CPHYSADDR(&_etext) - 1;
-	data_resource.start = CPHYSADDR(&_etext);
-	data_resource.end = CPHYSADDR(&_edata) - 1;
-#else
 	code_resource.start = virt_to_phys(&_text);
 	code_resource.end = virt_to_phys(&_etext) - 1;
 	data_resource.start = virt_to_phys(&_etext);
 	data_resource.end = virt_to_phys(&_edata) - 1;
-#endif
 
 	/*
 	 * Request address space for all standard RAM.
diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c
index ac4f4bf..599b3c2 100644
--- a/arch/mips/mm/tlbex.c
+++ b/arch/mips/mm/tlbex.c
@@ -951,7 +951,6 @@ build_get_pmde64(u32 **p, struct label **l, struct reloc **r,
 	/* No i_nop needed here, since the next insn doesn't touch TMP. */
 
 #ifdef CONFIG_SMP
-# ifdef CONFIG_BUILD_ELF64
 	/*
 	 * 64 bit SMP running in XKPHYS has smp_processor_id() << 3
 	 * stored in CONTEXT.
@@ -962,18 +961,6 @@ build_get_pmde64(u32 **p, struct label **l, struct reloc **r,
 	i_daddu(p, ptr, ptr, tmp);
 	i_dmfc0(p, tmp, C0_BADVADDR);
 	i_ld(p, ptr, rel_lo(pgdc), ptr);
-# else
-	/*
-	 * 64 bit SMP running in compat space has the lower part of
-	 * &pgd_current[smp_processor_id()] stored in CONTEXT.
-	 */
-	if (!in_compat_space_p(pgdc))
-		panic("Invalid page directory address!");
-
-	i_dmfc0(p, ptr, C0_CONTEXT);
-	i_dsra(p, ptr, ptr, 23);
-	i_ld(p, ptr, 0, ptr);
-# endif
 #else
 	i_LA_mostly(p, ptr, pgdc);
 	i_ld(p, ptr, rel_lo(pgdc), ptr);