alex/agb
1
0
Fork 0
mirror of https://github.com/italicsjenga/agb.git synced 2024-12-24 08:41:34 +11:00
Code Issues Packages Projects Releases Wiki Activity

Merge pull request #73 from corwinkuiper/gba-ld-same

Browse source 
Gba ld same
This commit is contained in:
Corwin 2021-06-20 23:16:01 +01:00 committed by GitHub
parent 75490dedc0 98a7731dd5
commit e5205deec6
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
2 changed files with 120 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

12
.github/workflows/linker-script.yml vendored Normal file
View file

@ -0,0 +1,12 @@
name: Enforce gba.ld consistency
on: push
jobs:
build:
runs-on: ubuntu-20.04
steps:
- name: Check out repository
uses: actions/checkout@v2
- name: Check if gba.ld files are identical
run: cmp --silent -- "agb/gba.ld" "template/gba.ld"

1
template/gba.ld
View file

@ -1 +0,0 @@
../agb/gba.ld

108
template/gba.ld Normal file
View file

@ -0,0 +1,108 @@
OUTPUT_FORMAT("elf32-littlearm", "elf32-bigarm", "elf32-littlearm")
OUTPUT_ARCH(arm)
ENTRY(__start)
MEMORY {
ewram (w!x) : ORIGIN = 0x02000000, LENGTH = 256K
iwram (w!x) : ORIGIN = 0x03000000, LENGTH = 32K
rom (rx) : ORIGIN = 0x08000000, LENGTH = 32M
}
__text_start = ORIGIN(rom);
SECTIONS {
. = __text_start;
.crt0 : {
KEEP (crt0.o(.text));
. = ALIGN(4);
} > rom
.text : {
*(.text .text*);
. = ALIGN(4);
} > rom
__text_end = .;
.rodata : {
*(.rodata .rodata.*);
. = ALIGN(4);
} > rom
__iwram_rom_start = .;
.iwram : {
__iwram_data_start = ABSOLUTE(.);
*(.iwram .iwram.*);
. = ALIGN(4);
*(.text_iwram .text_iwram.*);
. = ALIGN(4);
__iwram_data_end = ABSOLUTE(.);
} > iwram AT>rom
. = __iwram_rom_start + (__iwram_data_end - __iwram_data_start);
__ewram_rom_start = .;
.ewram : {
__ewram_data_start = ABSOLUTE(.);
*(.ewram .ewram.*);
. = ALIGN(4);
*(.data .data.*);
. = ALIGN(4);
__ewram_data_end = ABSOLUTE(.);
} > ewram AT>rom
.bss : {
*(.bss .bss.*);
. = ALIGN(4);
} > iwram
__iwram_rom_length_bytes = __iwram_data_end - __iwram_data_start;
__iwram_rom_length_halfwords = (__iwram_rom_length_bytes + 1) / 2;
__ewram_rom_length_bytes = __ewram_data_end - __ewram_data_start;
__ewram_rom_length_halfwords = (__ewram_rom_length_bytes + 1) / 2;
/* debugging sections */
/* Stabs */
.stab 0 : { *(.stab) }
.stabstr 0 : { *(.stabstr) }
.stab.excl 0 : { *(.stab.excl) }
.stab.exclstr 0 : { *(.stab.exclstr) }
.stab.index 0 : { *(.stab.index) }
.stab.indexstr 0 : { *(.stab.indexstr) }
.comment 0 : { *(.comment) }
/* DWARF 1 */
.debug 0 : { *(.debug) }
.line 0 : { *(.line) }
/* GNU DWARF 1 extensions */
.debug_srcinfo 0 : { *(.debug_srcinfo) }
.debug_sfnames 0 : { *(.debug_sfnames) }
/* DWARF 1.1 and DWARF 2 */
.debug_aranges 0 : { *(.debug_aranges) }
.debug_pubnames 0 : { *(.debug_pubnames) }
/* DWARF 2 */
.debug_info 0 : { *(.debug_info) }
.debug_abbrev 0 : { *(.debug_abbrev) }
.debug_line 0 : { *(.debug_line) }
.debug_frame 0 : { *(.debug_frame) }
.debug_str 0 : { *(.debug_str) }
.debug_loc 0 : { *(.debug_loc) }
.debug_macinfo 0 : { *(.debug_macinfo) }
/* SGI/MIPS DWARF 2 extensions */
.debug_weaknames 0 : { *(.debug_weaknames) }
.debug_funcnames 0 : { *(.debug_funcnames) }
.debug_typenames 0 : { *(.debug_typenames) }
.debug_varnames 0 : { *(.debug_varnames) }
.debug_ranges 0 : { *(.debug_ranges) }
/* discard anything not already mentioned */
/DISCARD/ : { *(*) }
}