mirror of
https://github.com/devkitPro/buildscripts.git
synced 2026-04-05 08:45:09 -05:00
add 3ds support files
This commit is contained in:
Dave Murphy
parent
00dfc2dbbb
commit
bb77177e7b
158
dkarm-eabi/crtls/3dsx.ld
Normal file
158
dkarm-eabi/crtls/3dsx.ld
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@ -0,0 +1,158 @@
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OUTPUT_FORMAT("elf32-littlearm", "elf32-bigarm", "elf32-littlearm")
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OUTPUT_ARCH(arm)
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ENTRY(_start)
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PHDRS
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{
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code PT_LOAD FLAGS(5) /* Read | Execute */;
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rodata PT_LOAD FLAGS(4) /* Read */;
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data PT_LOAD FLAGS(6) /* Read | Write */;
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}
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SECTIONS
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{
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/* =========== CODE section =========== */
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. = 0x100000;
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__start__ = . ;
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.text ALIGN(0x1000) :
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{
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/* .init */
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KEEP( *(.crt0) )
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KEEP( *(.init) )
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. = ALIGN(4);
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/* .text */
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*(.text)
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*(.text.*)
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*(.glue_7)
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*(.glue_7t)
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*(.stub)
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*(.gnu.warning)
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*(.gnu.linkonce.t*)
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. = ALIGN(4);
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} : code
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/* =========== RODATA section =========== */
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.rodata ALIGN(0x1000) :
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{
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*(.rodata)
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*(.roda)
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*(.rodata.*)
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*all.rodata*(*)
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*(.gnu.linkonce.r*)
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SORT(CONSTRUCTORS)
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. = ALIGN(4);
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} : rodata
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.ARM.extab : { *(.ARM.extab* .gnu.linkonce.armextab.*) } : rodata
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__exidx_start = .;
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ARM.exidx : { *(.ARM.exidx* .gnu.linkonce.armexidx.*) } : rodata
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__exidx_end = .;
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/* =========== DATA section =========== */
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.data ALIGN(0x1000) :
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{
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*(.data)
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*(.data.*)
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*(.gnu.linkonce.d*)
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CONSTRUCTORS
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. = ALIGN(4);
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} : data
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.preinit_array ALIGN(4) :
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{
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PROVIDE (__preinit_array_start = .);
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KEEP (*(.preinit_array))
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PROVIDE (__preinit_array_end = .);
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} : data
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.init_array ALIGN(4) :
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{
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PROVIDE (__init_array_start = .);
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KEEP (*(SORT(.init_array.*)))
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KEEP (*(.init_array))
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PROVIDE (__init_array_end = .);
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} : data
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.fini_array ALIGN(4) :
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{
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PROVIDE (__fini_array_start = .);
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KEEP (*(.fini_array))
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KEEP (*(SORT(.fini_array.*)))
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PROVIDE (__fini_array_end = .);
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} : data
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.ctors ALIGN(4) :
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{
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KEEP (*crtbegin.o(.ctors)) /* MUST be first -- GCC requires it */
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KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
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KEEP (*(SORT(.ctors.*)))
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KEEP (*(.ctors))
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} : data
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.dtors ALIGN(4) :
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{
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KEEP (*crtbegin.o(.dtors))
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KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
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KEEP (*(SORT(.dtors.*)))
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KEEP (*(.dtors))
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} : data
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__bss_start__ = .;
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.bss ALIGN(4) :
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{
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*(.dynbss)
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*(.bss)
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*(.bss.*)
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*(.gnu.linkonce.b*)
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*(COMMON)
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. = ALIGN(4);
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} : data
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__bss_end__ = .;
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__end__ = ABSOLUTE(.) ;
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/* ==================
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==== Metadata ====
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================== */
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/* Discard sections that difficult post-processing */
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/DISCARD/ : { *(.group .comment .note) }
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/* Stabs debugging sections. */
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.stab 0 : { *(.stab) }
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.stabstr 0 : { *(.stabstr) }
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.stab.excl 0 : { *(.stab.excl) }
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.stab.exclstr 0 : { *(.stab.exclstr) }
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.stab.index 0 : { *(.stab.index) }
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.stab.indexstr 0 : { *(.stab.indexstr) }
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/* DWARF debug sections.
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Symbols in the DWARF debugging sections are relative to the beginning
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of the section so we begin them at 0. */
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/* DWARF 1 */
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.debug 0 : { *(.debug) }
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.line 0 : { *(.line) }
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/* GNU DWARF 1 extensions */
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.debug_srcinfo 0 : { *(.debug_srcinfo) }
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.debug_sfnames 0 : { *(.debug_sfnames) }
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/* DWARF 1.1 and DWARF 2 */
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.debug_aranges 0 : { *(.debug_aranges) }
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.debug_pubnames 0 : { *(.debug_pubnames) }
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/* DWARF 2 */
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.debug_info 0 : { *(.debug_info) }
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.debug_abbrev 0 : { *(.debug_abbrev) }
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.debug_line 0 : { *(.debug_line) }
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.debug_frame 0 : { *(.debug_frame) }
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.debug_str 0 : { *(.debug_str) }
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.debug_loc 0 : { *(.debug_loc) }
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.debug_macinfo 0 : { *(.debug_macinfo) }
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}
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8
dkarm-eabi/crtls/3dsx.specs
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8
dkarm-eabi/crtls/3dsx.specs
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@ -0,0 +1,8 @@
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%rename link old_link
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*link:
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%(old_link) -T 3dsx.ld%s -d --emit-relocs --use-blx
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*startfile:
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3dsx_crt0%O%s crti%O%s crtbegin%O%s
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73
dkarm-eabi/crtls/3dsx_crt0.s
Normal file
73
dkarm-eabi/crtls/3dsx_crt0.s
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@ -0,0 +1,73 @@
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@---------------------------------------------------------------------------------
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@ 3DS processor selection
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@---------------------------------------------------------------------------------
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.cpu mpcore
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@---------------------------------------------------------------------------------
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@---------------------------------------------------------------------------------
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.section ".crt0"
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.global _start, __service_ptr, __apt_appid, __heap_size, __linear_heap_size, __system_arglist, __system_runflags
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@---------------------------------------------------------------------------------
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.align 2
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.arm
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@---------------------------------------------------------------------------------
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_start:
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@---------------------------------------------------------------------------------
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b startup
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.ascii "_prm"
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__service_ptr:
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.word 0 @ Pointer to service handle override list -- if non-NULL it is assumed that we have been launched from a homebrew launcher
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__apt_appid:
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.word 0x300 @ Program APPID
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__heap_size:
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.word 24*1024*1024 @ Default heap size (24 MiB)
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__linear_heap_size:
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.word 32*1024*1024 @ Default linear heap size (32 MiB)
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__system_arglist:
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.word 0 @ Pointer to argument list (argc (u32) followed by that many NULL terminated strings)
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__system_runflags:
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.word 0 @ Flags to signal runtime restrictions to ctrulib
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startup:
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@ Save return address
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mov r4, lr
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@ Clear the BSS section
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ldr r0, =__bss_start__
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ldr r1, =__bss_end__
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sub r1, r1, r0
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bl ClearMem
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@ System initialization
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mov r0, r4
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bl initSystem
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@ Set up argc/argv arguments for main()
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ldr r0, =__system_argc
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ldr r1, =__system_argv
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ldr r0, [r0]
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ldr r1, [r1]
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@ Jump to user code
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ldr r3, =main
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ldr lr, =__ctru_exit
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bx r3
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@---------------------------------------------------------------------------------
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@ Clear memory to 0x00 if length != 0
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@ r0 = Start Address
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@ r1 = Length
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@---------------------------------------------------------------------------------
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ClearMem:
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@---------------------------------------------------------------------------------
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mov r2, #3 @ Round down to nearest word boundary
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add r1, r1, r2 @ Shouldn't be needed
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bics r1, r1, r2 @ Clear 2 LSB (and set Z)
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bxeq lr @ Quit if copy size is 0
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mov r2, #0
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ClrLoop:
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stmia r0!, {r2}
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subs r1, r1, #4
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bne ClrLoop
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bx lr
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40
dkarm-eabi/rules/3ds_rules
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40
dkarm-eabi/rules/3ds_rules
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@ -0,0 +1,40 @@
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ifeq ($(strip $(DEVKITPRO)),)
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$(error "Please set DEVKITPRO in your environment. export DEVKITPRO=<path to>devkitPro)
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endif
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include $(DEVKITARM)/base_rules
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# This line will be enabled in the future
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# CTRULIB := $(DEVKITPRO)/libctru
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ifeq ($(strip $(APP_TITLE)),)
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APP_TITLE := $(notdir $(OUTPUT))
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endif
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ifeq ($(strip $(APP_DESCRIPTION)),)
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APP_DESCRIPTION := Built with devkitARM & ctrulib
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endif
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ifeq ($(strip $(APP_AUTHOR)),)
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APP_AUTHOR := Unspecified Author
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endif
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ifeq ($(strip $(APP_ICON)),)
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APP_ICON := $(CTRULIB)/default_icon.png
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endif
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#---------------------------------------------------------------------------------
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%.smdh: $(APP_ICON) $(MAKEFILE_LIST)
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@smdhtool --create "$(APP_TITLE)" "$(APP_DESCRIPTION)" "$(APP_AUTHOR)" $(APP_ICON) $@
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@echo built ... $(notdir $@)
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#---------------------------------------------------------------------------------
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%.3dsx: %.elf
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@3dsxtool $< $@
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@echo built ... $(notdir $@)
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#---------------------------------------------------------------------------------
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%.elf:
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@echo linking $(notdir $@)
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@$(LD) $(LDFLAGS) $(OFILES) $(LIBPATHS) $(LIBS) -o $@
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@$(NM) -CSn $@ > $(notdir $*.lst)
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