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 += $(call cc-option,-mno-explicit-relocs)
endif
#
ifdef CONFIG_SGI_IP27
core-$(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
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
#
#
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
#
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
#
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
#
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
#
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
#
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
{
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.
/* 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.
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);
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)
#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
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
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
.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