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refactor: Make iop linkfile based on stock
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‎iop/startup/src/linkfile‎

Lines changed: 145 additions & 97 deletions
Original file line numberDiff line numberDiff line change
@@ -3,110 +3,158 @@
33
# ____| | ____| | | |____|
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# | ___| |____ ___| ____| | \ PS2DEV Open Source Project.
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#-----------------------------------------------------------------------
6-
# Copyright 2001-2022, ps2dev - http://www.ps2dev.org
6+
# Copyright ps2dev - http://www.ps2dev.org
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# Licenced under Academic Free License version 2.0
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# Review ps2sdk README & LICENSE files for further details.
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#
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# Linkfile script for iop-ld
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*/
1212

13-
OUTPUT_FORMAT("elf32-littlemips")
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SEARCH_DIR("");
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OUTPUT_FORMAT("elf32-littlemips", "elf32-bigmips",
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"elf32-littlemips")
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OUTPUT_ARCH(mips)
1516
ENTRY(_start)
16-
PHDRS
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{
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irxhdr 0x70000080 FLAGS (PF_R); /* 0x70000080 -> PT_SCE_IOPMOD */
19-
defhdr PT_LOAD FLAGS (PF_X | PF_W | PF_R);
20-
}
17+
SEARCH_DIR("");
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/* FORCE_COMMON_ALLOCATION */
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/* Do we need any of these for elf?
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__DYNAMIC = 0; */
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SECTIONS
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{
23-
. = SIZEOF_HEADERS;
24-
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.text 0 : ALIGN(16) {
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CREATE_OBJECT_SYMBOLS
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PROVIDE (_ftext = .) ;
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KEEP (* ( .module.imports )) ;
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* ( .text )
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* ( .text.* )
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* ( .init )
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* ( .fini )
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KEEP (* ( .module.exports )) ;
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PROVIDE (_etext = .) ;
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} :defhdr = 0
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.rodata : ALIGN(16) {
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* ( .rdata )
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* ( .rodata )
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* ( .rodata1 )
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* ( .rodata.* )
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} :defhdr = 0
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.data : ALIGN(16) {
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* ( .data )
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* ( .data1 )
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* ( .data.* )
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CONSTRUCTORS
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} :defhdr = 0
50-
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.bss : ALIGN(16) {
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* ( .bss )
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* ( .bss.* )
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* ( COMMON )
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. = ALIGN(4) ;
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} :defhdr
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_gp = ALIGN(16) ;
58-
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/*
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* This is the .iopmod section for the IRX, it contains information that
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* the IOP uses when loading the IRX.
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* This section is placed in its own segment.
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*/
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.iopmod 0 (COPY) : ALIGN(4) {
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/*
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* The linker will replace this first LONG with a pointer to _irx_id
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* if the symbol has been defined.
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*/
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LONG (DEFINED(_irx_id) ? ABSOLUTE(_irx_id) : 0xffffffff) ;
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LONG (ABSOLUTE(_start)) ;
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LONG (_gp) ;
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LONG (SIZEOF(.text)) ;
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LONG (SIZEOF(.data)) ;
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LONG (SIZEOF(.bss)) ;
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/*
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* The linker will put a SHORT here with the version of the IRX
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* (or zero if there is no version).
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*/
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/*
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* The linker will put a null terminated string here containing the
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* name of the IRX (or an empty string if the name is not known).
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*/
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KEEP (* ( .iopmod.version )) ;
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KEEP (* ( .iopmod.name )) ;
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FILL(0x00000000);
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} :irxhdr = 0
87-
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/*
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* These are the stuff that we don't want to be put in an IRX.
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*/
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/DISCARD/ : {
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* ( .MIPS.abiflags )
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* ( .comment )
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* ( .debug_* )
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* ( .gnu.attributes )
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* ( .mdebug.* )
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* ( .reginfo )
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* ( .symtab )
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* ( .strtab )
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* ( .shstrtab )
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* ( .eh_frame )
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/*
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* This must go because it confuses the IOP kernel (treated as a reloc section).
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*/
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* ( .pdr )
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/*
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* Until I can figure out if there's a better way to rid ourselves of
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* .rel.dyn this will have to do. - MRB
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*/
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* ( .rel.dyn )
111-
}
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/* Read-only sections, merged into text segment: */
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. = 0x0400000; /* Can conditionally be changed to . = 0x5ffe0000 + SIZEOF_HEADERS; */
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.interp : { *(.interp) } /* Can conditionally be removed */
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.reginfo : { *(.reginfo) }
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.hash : { *(.hash) }
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.dynsym : { *(.dynsym) }
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.dynstr : { *(.dynstr) }
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.gnu.version : { *(.gnu.version) }
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.gnu.version_d : { *(.gnu.version_d) }
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.gnu.version_r : { *(.gnu.version_r) }
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.rel.text :
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{ *(.rel.text) *(.rel.gnu.linkonce.t*) }
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.rela.text :
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{ *(.rela.text) *(.rela.gnu.linkonce.t*) }
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.rel.data :
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{ *(.rel.data) *(.rel.gnu.linkonce.d*) }
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.rela.data :
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{ *(.rela.data) *(.rela.gnu.linkonce.d*) }
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.rel.rodata :
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{ *(.rel.rodata) *(.rel.gnu.linkonce.r*) }
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.rela.rodata :
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{ *(.rela.rodata) *(.rela.gnu.linkonce.r*) }
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.rel.got : { *(.rel.got) }
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.rela.got : { *(.rela.got) }
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.rel.ctors : { *(.rel.ctors) }
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.rela.ctors : { *(.rela.ctors) }
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.rel.dtors : { *(.rel.dtors) }
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.rela.dtors : { *(.rela.dtors) }
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.rel.init : { *(.rel.init) }
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.rela.init : { *(.rela.init) }
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.rel.fini : { *(.rel.fini) }
54+
.rela.fini : { *(.rela.fini) }
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.rel.bss : { *(.rel.bss) }
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.rela.bss : { *(.rela.bss) }
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.rel.plt : { *(.rel.plt) }
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.rela.plt : { *(.rela.plt) }
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.init : { *(.init) } =0
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.plt : { *(.plt) }
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.text :
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{
63+
PROVIDE(_ftext = . );
64+
*(.text)
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*(.stub)
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/* .gnu.warning sections are handled specially by elf32.em. */
67+
*(.gnu.warning)
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*(.gnu.linkonce.t*)
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*(.mips16.fn.*) *(.mips16.call.*)
70+
} =0
71+
PROVIDE(_etext = .);
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PROVIDE (etext = .);
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.fini : { *(.fini) } =0
74+
.rodata : { *(.rodata) *(.rodata.*) *(.gnu.linkonce.r*) }
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.rodata1 : { *(.rodata1) }
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/* Adjust the address for the data segment. We want to adjust up to
77+
the same address within the page on the next page up. */
78+
. = ALIGN(0x40000) + (. & (0x40000 - 1)); /* Can conditionally be changed to . = .; */
79+
.data :
80+
{
81+
PROVIDE(_fdata = .);
82+
*(.data)
83+
*(.gnu.linkonce.d*)
84+
CONSTRUCTORS
85+
}
86+
.data1 : { *(.data1) }
87+
.ctors :
88+
{
89+
*(.ctors)
90+
}
91+
.dtors :
92+
{
93+
*(.dtors)
94+
}
95+
PROVIDE(_gp = ALIGN(16) + 0x7ff0);
96+
.got : { *(.got.plt) *(.got) }
97+
.dynamic : { *(.dynamic) }
98+
/* We want the small data sections together, so single-instruction offsets
99+
can access them all, and initialized data all before uninitialized, so
100+
we can shorten the on-disk segment size. */
101+
.sdata : { *(.sdata) }
102+
.lit8 : { *(.lit8) }
103+
.lit4 : { *(.lit4) }
104+
PROVIDE(_edata = .);
105+
PROVIDE (edata = .);
106+
__bss_start = .;
107+
PROVIDE(_fbss = .);
108+
.sbss : { *(.sbss) *(.scommon) }
109+
.bss :
110+
{
111+
*(.dynbss)
112+
*(.bss)
113+
*(COMMON)
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}
115+
. = ALIGN(32 / 8);
116+
PROVIDE(_end = .);
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PROVIDE (end = .);
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/* Stabs debugging sections. */
119+
.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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.comment 0 : { *(.comment) }
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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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/* SGI/MIPS DWARF 2 extensions */
147+
.debug_weaknames 0 : { *(.debug_weaknames) }
148+
.debug_funcnames 0 : { *(.debug_funcnames) }
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.debug_typenames 0 : { *(.debug_typenames) }
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.debug_varnames 0 : { *(.debug_varnames) }
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/* These must appear regardless of . */
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.gptab.sdata : { *(.gptab.data) *(.gptab.sdata) }
153+
.gptab.sbss : { *(.gptab.bss) *(.gptab.sbss) }
154+
/*
155+
* These are the stuff that we don't want to be put in an IRX.
156+
*/
157+
/DISCARD/ : {
158+
* ( .MIPS.abiflags )
159+
}
112160
}

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