MIPS: fix linking of standalone programs
authorDaniel Schwierzeck <daniel.schwierzeck@gmail.com>
Sun, 23 Sep 2018 17:15:17 +0000 (19:15 +0200)
committerDaniel Schwierzeck <daniel.schwierzeck@gmail.com>
Sun, 18 Nov 2018 15:02:23 +0000 (16:02 +0100)
Use the global MIPS specific u-boot.lds for linking standalone programs
instead of the outdated ones in examples/standalone/. Also pass --gc-sections
in LDFLAGS_STANDALONE to optimize the size of standalone programs.
Finally remove the deprecated config.mk files in arch/mips/cpu/mips[32,64]/.

Signed-off-by: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
arch/mips/config.mk
arch/mips/cpu/mips32/config.mk [deleted file]
arch/mips/cpu/mips64/config.mk [deleted file]
examples/standalone/mips.lds [deleted file]
examples/standalone/mips64.lds [deleted file]

index 22223a0f3e9d149ec6417cd5e92b6dc558f4ada3..9d3a84539a7d8f146a866aa71b3b97d1e79294e2 100644 (file)
@@ -25,12 +25,14 @@ ifdef CONFIG_32BIT
 PLATFORM_CPPFLAGS      += -mabi=32
 PLATFORM_LDFLAGS       += -m $(32bit-emul)
 OBJCOPYFLAGS           += -O $(32bit-bfd)
+CONFIG_STANDALONE_LOAD_ADDR    ?= 0x80200000
 endif
 
 ifdef CONFIG_64BIT
 PLATFORM_CPPFLAGS      += -mabi=64
 PLATFORM_LDFLAGS       += -m$(64bit-emul)
 OBJCOPYFLAGS           += -O $(64bit-bfd)
+CONFIG_STANDALONE_LOAD_ADDR    ?= 0xffffffff80200000
 endif
 
 PLATFORM_CPPFLAGS += -D__MIPS__
@@ -65,3 +67,5 @@ PLATFORM_LDFLAGS              += -G 0 -static -n -nostdlib
 PLATFORM_RELFLAGS              += -ffunction-sections -fdata-sections
 LDFLAGS_FINAL                  += --gc-sections
 OBJCOPYFLAGS                   += -j .text -j .rodata -j .data -j .u_boot_list
+
+LDFLAGS_STANDALONE             += --gc-sections
diff --git a/arch/mips/cpu/mips32/config.mk b/arch/mips/cpu/mips32/config.mk
deleted file mode 100644 (file)
index 662e4f8..0000000
+++ /dev/null
@@ -1,7 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0+
-#
-# (C) Copyright 2003
-# Wolfgang Denk, DENX Software Engineering, <wd@denx.de>
-
-CONFIG_STANDALONE_LOAD_ADDR ?= 0x80200000
-LDFLAGS_STANDALONE     += -T $(srctree)/examples/standalone/mips.lds
diff --git a/arch/mips/cpu/mips64/config.mk b/arch/mips/cpu/mips64/config.mk
deleted file mode 100644 (file)
index 6a53976..0000000
+++ /dev/null
@@ -1,7 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0+
-#
-# (C) Copyright 2003
-# Wolfgang Denk, DENX Software Engineering, <wd@denx.de>
-
-CONFIG_STANDALONE_LOAD_ADDR ?= 0xffffffff80200000
-LDFLAGS_STANDALONE     += -T $(srctree)/examples/standalone/mips64.lds
diff --git a/examples/standalone/mips.lds b/examples/standalone/mips.lds
deleted file mode 100644 (file)
index 163d6ef..0000000
+++ /dev/null
@@ -1,42 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0+ */
-/*
- * (C) Copyright 2003
- * Wolfgang Denk Engineering, <wd@denx.de>
- */
-
-/*
-OUTPUT_FORMAT("elf32-bigmips", "elf32-bigmips", "elf32-bigmips")
-*/
-OUTPUT_FORMAT("elf32-tradbigmips", "elf32-tradbigmips", "elf32-tradlittlemips")
-OUTPUT_ARCH(mips)
-SECTIONS
-{
-       .text       :
-       {
-         *(.text*)
-       }
-
-       . = ALIGN(4);
-       .rodata  : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) }
-
-       . = ALIGN(4);
-       .data  : { *(.data*) }
-
-       . = .;
-       _gp = ALIGN(16) + 0x7ff0;
-
-       .got : {
-         __got_start = .;
-         *(.got)
-         __got_end = .;
-       }
-
-       .sdata  : { *(.sdata*) }
-
-       . = ALIGN(4);
-       __bss_start = .;
-       .sbss (NOLOAD) : { *(.sbss*) }
-       .bss (NOLOAD)  : { *(.bss*) . = ALIGN(4); }
-
-       _end = .;
-}
diff --git a/examples/standalone/mips64.lds b/examples/standalone/mips64.lds
deleted file mode 100644 (file)
index d67396a..0000000
+++ /dev/null
@@ -1,42 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0+ */
-/*
- * (C) Copyright 2003
- * Wolfgang Denk Engineering, <wd@denx.de>
- */
-
-/*
-OUTPUT_FORMAT("elf32-bigmips", "elf32-bigmips", "elf32-bigmips")
-*/
-OUTPUT_FORMAT("elf64-tradbigmips", "elf64-tradbigmips", "elf64-tradlittlemips")
-OUTPUT_ARCH(mips)
-SECTIONS
-{
-       .text       :
-       {
-         *(.text*)
-       }
-
-       . = ALIGN(4);
-       .rodata  : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) }
-
-       . = ALIGN(4);
-       .data  : { *(.data*) }
-
-       . = .;
-       _gp = ALIGN(16) + 0x7ff0;
-
-       .got : {
-         __got_start = .;
-         *(.got)
-         __got_end = .;
-       }
-
-       .sdata  : { *(.sdata*) }
-
-       . = ALIGN(4);
-       __bss_start = .;
-       .sbss (NOLOAD) : { *(.sbss*) }
-       .bss (NOLOAD)  : { *(.bss*) . = ALIGN(4); }
-
-       _end = .;
-}