mirror of
https://github.com/Atmosphere-NX/Atmosphere
synced 2024-11-13 00:26:35 +00:00
emummc: improve linkscript/building
This commit is contained in:
Michael Scire
parent
aa289410bb
commit
1a5801ee0f
7 changed files with 6 additions and 3471 deletions
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@ -17,7 +17,7 @@ else
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EMUMMCDIR ?= $(CURDIR)/../
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endif
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include $(EMUMMCDIR)/nx/switch_rules
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include $(DEVKITPRO)/libnx/switch_rules
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ARCH := -march=armv8-a -mtune=cortex-a57 -mtp=soft -fPIE
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@ -31,7 +31,7 @@ CFLAGS += $(INCLUDE) -D__SWITCH__
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CXXFLAGS := $(CFLAGS) -fno-rtti -fno-exceptions -std=gnu++17
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ASFLAGS := -g $(ARCH)
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LDFLAGS = -specs=$(EMUMMCDIR)/nx/switch.specs -g $(ARCH) -Wl,-Map,$(notdir $*.map)
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LDFLAGS = -specs=$(DEVKITPRO)/libnx/switch.specs -g $(ARCH) -Wl,-Map,$(notdir $*.map)
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ifneq ($(BUILD),$(notdir $(CURDIR)))
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@ -1,229 +0,0 @@
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OUTPUT_ARCH(aarch64)
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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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dyn PT_DYNAMIC;
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}
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SECTIONS
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{
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/* =========== CODE section =========== */
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PROVIDE(__start__ = 0x0);
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. = __start__;
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__code_start = . ;
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/*.trampoline :
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{
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KEEP (*(.trampoline))
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. = ALIGN(8);
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} :code
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.emuMMC_ctx :
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{
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KEEP (*(.emuMMC_ctx))
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. = ALIGN(8);
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} :code */
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.crt0 :
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{
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KEEP (*(.crt0))
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. = ALIGN(8);
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} :code
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.init :
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{
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KEEP( *(.init) )
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. = ALIGN(8);
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} :code
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.plt :
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{
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*(.plt)
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*(.iplt)
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. = ALIGN(8);
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} :code
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.text :
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{
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*(.text.unlikely .text.*_unlikely .text.unlikely.*)
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*(.text.exit .text.exit.*)
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*(.text.startup .text.startup.*)
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*(.text.hot .text.hot.*)
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*(.text .stub .text.* .gnu.linkonce.t.*)
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. = ALIGN(8);
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} :code
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.fini :
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{
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KEEP( *(.fini) )
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. = ALIGN(8);
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} :code
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/* =========== RODATA section =========== */
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. = ALIGN(0x1000);
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__rodata_start = . ;
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.nx-module-name : { KEEP (*(.nx-module-name)) } :rodata
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.rodata :
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{
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*(.rodata .rodata.* .gnu.linkonce.r.*)
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. = ALIGN(8);
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} :rodata
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.eh_frame_hdr : { __eh_frame_hdr_start = .; *(.eh_frame_hdr) *(.eh_frame_entry .eh_frame_entry.*) __eh_frame_hdr_end = .; } :rodata
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.eh_frame : ONLY_IF_RO { KEEP (*(.eh_frame)) *(.eh_frame.*) } :rodata
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.gcc_except_table : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) } :rodata
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.gnu_extab : ONLY_IF_RO { *(.gnu_extab*) } : rodata
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.dynamic : { *(.dynamic) } :rodata :dyn
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.dynsym : { *(.dynsym) } :rodata
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.dynstr : { *(.dynstr) } :rodata
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.rela.dyn : { *(.rela.*) } :rodata
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.interp : { *(.interp) } :rodata
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.hash : { *(.hash) } :rodata
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.gnu.hash : { *(.gnu.hash) } :rodata
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.gnu.version : { *(.gnu.version) } :rodata
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.gnu.version_d : { *(.gnu.version_d) } :rodata
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.gnu.version_r : { *(.gnu.version_r) } :rodata
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.note.gnu.build-id : { *(.note.gnu.build-id) } :rodata
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/* =========== DATA section =========== */
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. = ALIGN(0x1000);
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__data_start = . ;
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.eh_frame : ONLY_IF_RW { KEEP (*(.eh_frame)) *(.eh_frame.*) } :data
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.gcc_except_table : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) } :data
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.gnu_extab : ONLY_IF_RW { *(.gnu_extab*) } : data
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.exception_ranges : ONLY_IF_RW { *(.exception_ranges .exception_ranges*) } :data
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.tdata ALIGN(8) :
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{
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__tdata_lma = .;
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*(.tdata .tdata.* .gnu.linkonce.td.*)
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. = ALIGN(8);
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__tdata_lma_end = .;
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} :data
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.tbss ALIGN(8) :
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{
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*(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon)
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. = ALIGN(8);
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} :data
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.preinit_array ALIGN(8) :
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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(8) :
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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(8) :
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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(8) :
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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(8) :
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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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__got_start__ = .;
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.got : { *(.got) *(.igot) } :data
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.got.plt : { *(.got.plt) *(.igot.plt) } :data
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__got_end__ = .;
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.data ALIGN(8) :
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{
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*(.data .data.* .gnu.linkonce.d.*)
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SORT(CONSTRUCTORS)
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} :data
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__bss_start__ = .;
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.bss ALIGN(8) :
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{
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*(.dynbss)
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*(.bss .bss.* .gnu.linkonce.b.*)
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*(COMMON)
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. = ALIGN(8);
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/* Reserve space for the TLS segment of the main thread */
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__tls_start = .;
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. += + SIZEOF(.tdata) + SIZEOF(.tbss);
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__tls_end = .;
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} : data
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__bss_end__ = .;
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. = ALIGN(0x1000);
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__end__ = ABSOLUTE(.) ;
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PROVIDE(__injected_size__ = (__end__ - __start__));
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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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@ -1,8 +0,0 @@
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%rename link old_link
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*link:
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%(old_link) -T %:getenv(PWD /nx/switch.ld) -pie --gc-sections -z text -z nodynamic-undefined-weak --build-id=sha1 --nx-module-name
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*startfile:
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crti%O%s crtbegin%O%s
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@ -1,81 +0,0 @@
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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 $(DEVKITPRO)/devkitA64/base_rules
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PORTLIBS := $(PORTLIBS_PATH)/switch
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PATH := $(PORTLIBS)/bin:$(PATH)
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LIBNX ?= $(DEVKITPRO)/libnx
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ifeq ($(strip $(APP_TITLE)),)
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APP_TITLE := $(notdir $(OUTPUT))
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endif
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ifeq ($(strip $(APP_AUTHOR)),)
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APP_AUTHOR := Unspecified Author
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endif
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ifeq ($(strip $(APP_VERSION)),)
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APP_VERSION := 1.0.0
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endif
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ifeq ($(strip $(APP_ICON)),)
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APP_ICON := $(LIBNX)/default_icon.jpg
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endif
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#---------------------------------------------------------------------------------
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%.nacp: $(MAKEFILE_LIST)
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@nacptool --create "$(APP_TITLE)" "$(APP_AUTHOR)" "$(APP_VERSION)" $@ $(NACPFLAGS)
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@echo built ... $(notdir $@)
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#---------------------------------------------------------------------------------
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%.npdm: $(APP_JSON)
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@npdmtool $< $@
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@echo built ... $(notdir $@)
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#---------------------------------------------------------------------------------
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define make_pfs0
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@mkdir -p exefs
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@[ $(BUILD_EXEFS_SRC) ] && [ -d $(BUILD_EXEFS_SRC) ] && cp -R $(BUILD_EXEFS_SRC)/* exefs || echo > /dev/null
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@cp $*.nso exefs/main
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@[ $(APP_JSON) ] && cp $*.npdm exefs/main.npdm || echo > /dev/null
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@build_pfs0 exefs $@
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@echo built ... $(notdir $@)
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endef
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ifeq ($(strip $(APP_JSON)),)
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%.pfs0: %.nso
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else
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%.pfs0: %.nso %.npdm
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endif
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$(make_pfs0)
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ifeq ($(strip $(APP_JSON)),)
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%.nsp: %.nso
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else
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%.nsp: %.nso %.npdm
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endif
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$(make_pfs0)
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#---------------------------------------------------------------------------------
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%.nso: %.elf
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@elf2nso $< $@
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@echo built ... $(notdir $@)
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#---------------------------------------------------------------------------------
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%.nro: %.elf
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@elf2nro $< $@ $(NROFLAGS)
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@echo built ... $(notdir $@)
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#---------------------------------------------------------------------------------
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%.kip: %.elf
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@elf2kip $< $(APP_JSON) $@
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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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@ -40,7 +40,7 @@ uintptr_t text_base;
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char inner_heap[INNER_HEAP_SIZE];
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size_t inner_heap_size = INNER_HEAP_SIZE;
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extern char _start;
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extern char __injected_size__;
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extern char __argdata__;
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// Nintendo Path
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// TODO
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@ -53,7 +53,7 @@ static char nintendo_path_contents_100[0x100] = "/Nintendo/Contents";
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static const fs_offsets_t *fs_offsets;
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// Defined by linkerscript
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#define INJECTED_SIZE ((uintptr_t)&__injected_size__ - (uintptr_t)&_start)
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#define INJECTED_SIZE ((uintptr_t)&__argdata__ - (uintptr_t)&_start)
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#define INJECT_OFFSET(type, offset) (type)(text_base + INJECTED_SIZE + offset)
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#define GENERATE_ADD(register, register_target, value) (0x91000000 | value << 10 | register << 5 | register_target)
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File diff suppressed because it is too large
Load diff
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@ -78,7 +78,7 @@ startup:
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MOV W0, #0xFFFF8001
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ADR X1, __data_start
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ADR X2, __end__
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ADR X2, __argdata__
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SUB X2, X2, X1
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MOV X3, #3
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SVC 0x73
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@ -127,5 +127,5 @@ bss_loop:
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MOV X30, X27
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# FS main
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ADR X16, __injected_size__
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ADRP X16, __argdata__
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BR X16
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