drinkingtea/nostalgia
drinkingtea/nostalgia
2
0
Fork 0
Code Issues 5 Pull Requests Actions Releases 7 Activity

[gbastartup] Cleanup, make an object lib, and make dependency public

Browse Source
This commit is contained in:
Gary Talent 2021-03-15 22:03:35 -05:00
parent be31ad48a1
commit 763955a9bb
2 changed files with 13 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
deps/gbastartup/CMakeLists.txt vendored
View File

@ -1,12 +1,12 @@
enable_language(C ASM)
add_library(
GbaStartup
GbaStartup OBJECT
gba_crt0.s
cstartup.cpp
)
target_link_libraries(
GbaStartup
GbaStartup PUBLIC
OxStd
)

29
deps/gbastartup/cstartup.cpp vendored
View File

@ -1,5 +1,5 @@
/*
* Copyright 2016 - 2020 gary@drinkingtea.net
* Copyright 2016 - 2021 gary@drinkingtea.net
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
@ -9,21 +9,13 @@
#include <ox/std/bit.hpp>
#include <ox/std/heapmgr.hpp>
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wpedantic"
#define MEM_EWRAM_BEGIN ox::bit_cast<char*>(0x02000000)
#define MEM_EWRAM_END ox::bit_cast<char*>(0x0203FFFF)
// this warning is too dumb to realize that it can actually confirm the hard
// coded address aligns with the requirement of HeapSegment, so it must be
// suppressed
#pragma GCC diagnostic ignored "-Wcast-align"
#define MEM_EWRAM_BEGIN reinterpret_cast<uint8_t*>(0x02000000)
#define MEM_EWRAM_END reinterpret_cast<uint8_t*>(0x0203FFFF)
#define HEAP_BEGIN reinterpret_cast<ox::heapmgr::HeapSegment*>(MEM_EWRAM_BEGIN)
#define HEAP_BEGIN ox::bit_cast<char*>(MEM_EWRAM_BEGIN)
// set size to half of EWRAM
#define HEAP_SIZE ((MEM_EWRAM_END - MEM_EWRAM_BEGIN) / 2)
#define HEAP_END reinterpret_cast<ox::heapmgr::HeapSegment*>(MEM_EWRAM_BEGIN + HEAP_SIZE)
#define HEAP_END ox::bit_cast<char*>(MEM_EWRAM_BEGIN + HEAP_SIZE)
extern void (*__preinit_array_start[]) (void);
extern void (*__preinit_array_end[]) (void);
@ -47,10 +39,11 @@ void __libc_init_array() {
int c_start() {
const char *args[2] = {"", "rom.oxfs"};
ox::heapmgr::initHeap(ox::bit_cast<char*>(HEAP_BEGIN), ox::bit_cast<char*>(HEAP_END));
ox::heapmgr::initHeap(HEAP_BEGIN, HEAP_END);
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wpedantic"
return main(2, args);
}
}
#pragma GCC diagnostic pop
}
}