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-rw-r--r--arch/mips/Makefile27
-rw-r--r--arch/mips/configs/bigsur_defconfig1
-rw-r--r--arch/mips/configs/ip27_defconfig1
-rw-r--r--arch/mips/configs/ip32_defconfig1
-rw-r--r--arch/mips/configs/ocelot_c_defconfig1
-rw-r--r--arch/mips/configs/ocelot_g_defconfig1
-rw-r--r--arch/mips/configs/sb1250-swarm_defconfig1
-rw-r--r--arch/mips/kernel/setup.c11
-rw-r--r--arch/mips/mm/tlbex.c13
-rw-r--r--include/asm-mips/mmu_context.h7
-rw-r--r--include/asm-mips/sn/mapped_kernel.h4
-rw-r--r--include/asm-mips/stackframe.h20
12 files changed, 13 insertions, 75 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);
diff --git a/include/asm-mips/mmu_context.h b/include/asm-mips/mmu_context.h
index 19cdf76..61cf225 100644
--- a/include/asm-mips/mmu_context.h
+++ b/include/asm-mips/mmu_context.h
@@ -33,12 +33,7 @@ extern unsigned long pgd_current[];
write_c0_context((unsigned long) smp_processor_id() << 25); \
TLBMISS_HANDLER_SETUP_PGD(swapper_pg_dir)
#endif
-#if defined(CONFIG_64BIT) && !defined(CONFIG_BUILD_ELF64)
-#define TLBMISS_HANDLER_SETUP() \
- write_c0_context((unsigned long) &pgd_current[smp_processor_id()] << 23); \
- TLBMISS_HANDLER_SETUP_PGD(swapper_pg_dir)
-#endif
-#if defined(CONFIG_64BIT) && defined(CONFIG_BUILD_ELF64)
+#ifdef CONFIG_64BIT
#define TLBMISS_HANDLER_SETUP() \
write_c0_context((unsigned long) smp_processor_id() << 26); \
TLBMISS_HANDLER_SETUP_PGD(swapper_pg_dir)
diff --git a/include/asm-mips/sn/mapped_kernel.h b/include/asm-mips/sn/mapped_kernel.h
index 3a17846d..59edb20 100644
--- a/include/asm-mips/sn/mapped_kernel.h
+++ b/include/asm-mips/sn/mapped_kernel.h
@@ -23,11 +23,7 @@
#include <linux/config.h>
#include <asm/addrspace.h>
-#ifdef CONFIG_BUILD_ELF64
#define REP_BASE CAC_BASE
-#else
-#define REP_BASE CKSEG0
-#endif
#ifdef CONFIG_MAPPED_KERNEL
diff --git a/include/asm-mips/stackframe.h b/include/asm-mips/stackframe.h
index a8919dc..2acf3e8 100644
--- a/include/asm-mips/stackframe.h
+++ b/include/asm-mips/stackframe.h
@@ -63,17 +63,7 @@
addu k1, k0
LONG_L k1, %lo(kernelsp)(k1)
#endif
-#if defined(CONFIG_64BIT) && !defined(CONFIG_BUILD_ELF64)
- MFC0 k1, CP0_CONTEXT
- dsra k1, 23
- lui k0, %hi(pgd_current)
- addiu k0, %lo(pgd_current)
- dsubu k1, k0
- lui k0, %hi(kernelsp)
- daddu k1, k0
- LONG_L k1, %lo(kernelsp)(k1)
-#endif
-#if defined(CONFIG_64BIT) && defined(CONFIG_BUILD_ELF64)
+#ifdef CONFIG_64BIT
MFC0 k1, CP0_CONTEXT
lui k0, %highest(kernelsp)
dsrl k1, 23
@@ -91,11 +81,7 @@
mfc0 \temp, CP0_CONTEXT
srl \temp, 23
#endif
-#if defined(CONFIG_64BIT) && !defined(CONFIG_BUILD_ELF64)
- lw \temp, TI_CPU(gp)
- dsll \temp, 3
-#endif
-#if defined(CONFIG_64BIT) && defined(CONFIG_BUILD_ELF64)
+#ifdef CONFIG_64BIT
MFC0 \temp, CP0_CONTEXT
dsrl \temp, 23
#endif
@@ -103,7 +89,7 @@
.endm
#else
.macro get_saved_sp /* Uniprocessor variation */
-#if defined(CONFIG_64BIT) && defined(CONFIG_BUILD_ELF64)
+#ifdef CONFIG_64BIT
lui k1, %highest(kernelsp)
daddiu k1, %higher(kernelsp)
dsll k1, k1, 16
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