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Merge pull request #26 from corwinkuiper/gdb-debug

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gdb-debug
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Corwin 2021-05-20 07:35:59 +01:00 committed by GitHub
parent 32bfc1685f 5bf6635153
commit 5d4565b81e
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GPG key ID: 4AEE18F83AFDEB23
6 changed files with 59 additions and 8 deletions
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1
.gitignore vendored
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@ -1,3 +1,2 @@
target
/out
/.vscode

18
.vscode/launch.json vendored Normal file
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@ -0,0 +1,18 @@
{
// Use IntelliSense to learn about possible attributes.
// Hover to view descriptions of existing attributes.
// For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
"version": "0.2.0",
"configurations": [
{
"type": "gdb",
"request": "attach",
"name": "Attach to gdbserver",
"executable": "agb/target/thumbv4t-none-eabi/debug/examples/chicken",
"target": "127.0.0.1:2345",
"remote": true,
"cwd": "${workspaceRoot}",
"gdbpath": "arm-none-eabi-gdb",
}
]
}

3
agb/Cargo.toml
View file

@ -7,7 +7,8 @@ description = "Library for Game Boy Advance Development"
license = "MPL-2.0"
[profile.dev]
opt-level = 2
opt-level = 0
debug = true
[profile.release]
panic = "abort"

1
agb/build.rs
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@ -12,6 +12,7 @@ fn main() {
let out = std::process::Command::new("arm-none-eabi-as")
.arg("-mthumb-interwork")
.arg("-mthumb")
.arg("-g")
.args(&["-o", out_file_path.as_str()])
.arg("crt0.s")
.output()

32
agb/gba.ld
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@ -69,6 +69,38 @@ SECTIONS {
__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) }
/* discard anything not already mentioned */
/DISCARD/ : { *(*) }
}

12
agb/src/display/object.rs
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@ -1,6 +1,8 @@
use super::DISPLAY_CONTROL;
use crate::memory_mapped::MemoryMapped1DArray;
const OBJECT_MEMORY_STANDARD: *mut [ObjectAttributeStandard; 128] = 0x0700_0000 as *mut [_; 128];
const OBJECT_MEMORY_STANDARD: MemoryMapped1DArray<u32, 256> =
unsafe { MemoryMapped1DArray::new(0x0700_0000) };
#[non_exhaustive]
pub struct ObjectControl {}
@ -37,8 +39,6 @@ impl ObjectStandard {
}
}
#[repr(packed)]
#[derive(Clone, Copy)]
pub struct ObjectAttributeStandard {
low: u32,
high: u32,
@ -46,8 +46,8 @@ pub struct ObjectAttributeStandard {
impl ObjectAttributeStandard {
unsafe fn commit(&self, index: usize) {
(&mut (*OBJECT_MEMORY_STANDARD)[index] as *mut ObjectAttributeStandard)
.write_volatile(*self)
OBJECT_MEMORY_STANDARD.set(index * 2, self.low);
OBJECT_MEMORY_STANDARD.set(index * 2 + 1, self.high);
}
pub fn set_hflip(&mut self, hflip: bool) {
@ -108,7 +108,7 @@ impl ObjectControl {
pub unsafe fn clear_objects(&mut self) {
let mut o = ObjectAttributeStandard::new();
o.set_mode(Mode::Hidden);
for index in 0..(*OBJECT_MEMORY_STANDARD).len() {
for index in 0..128 {
o.commit(index);
}
}