paoda/zba-gdbstub
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fix: make gdbstub more modular

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in prep for supporting zba and turbo with the same codebase
This commit is contained in:
Rekai Nyangadzayi Musuka
2023-12-27 21:01:02 -06:00
parent 479319e7ca
commit eb8e5175bd
2 changed files with 60 additions and 52 deletions
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101
src/Server.zig
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@@ -11,64 +11,75 @@ const Self = @This();
const log = std.log.scoped(.Server);
const port: u16 = 2424;
pub const target: []const u8 =
\\<target version="1.0">
\\ <architecture>armv4t</architecture>
\\ <feature name="org.gnu.gdb.arm.core">
\\ <reg name="r0" bitsize="32" type="uint32"/>
\\ <reg name="r1" bitsize="32" type="uint32"/>
\\ <reg name="r2" bitsize="32" type="uint32"/>
\\ <reg name="r3" bitsize="32" type="uint32"/>
\\ <reg name="r4" bitsize="32" type="uint32"/>
\\ <reg name="r5" bitsize="32" type="uint32"/>
\\ <reg name="r6" bitsize="32" type="uint32"/>
\\ <reg name="r7" bitsize="32" type="uint32"/>
\\ <reg name="r8" bitsize="32" type="uint32"/>
\\ <reg name="r9" bitsize="32" type="uint32"/>
\\ <reg name="r10" bitsize="32" type="uint32"/>
\\ <reg name="r11" bitsize="32" type="uint32"/>
\\ <reg name="r12" bitsize="32" type="uint32"/>
\\ <reg name="sp" bitsize="32" type="data_ptr"/>
\\ <reg name="lr" bitsize="32"/>
\\ <reg name="pc" bitsize="32" type="code_ptr"/>
\\
\\ <reg name="cpsr" bitsize="32" regnum="25"/>
\\ </feature>
\\</target>
;
// TODO: move to ZBA
// pub const target: []const u8 =
// \\<target version="1.0">
// \\ <architecture>armv4t</architecture>
// \\ <feature name="org.gnu.gdb.arm.core">
// \\ <reg name="r0" bitsize="32" type="uint32"/>
// \\ <reg name="r1" bitsize="32" type="uint32"/>
// \\ <reg name="r2" bitsize="32" type="uint32"/>
// \\ <reg name="r3" bitsize="32" type="uint32"/>
// \\ <reg name="r4" bitsize="32" type="uint32"/>
// \\ <reg name="r5" bitsize="32" type="uint32"/>
// \\ <reg name="r6" bitsize="32" type="uint32"/>
// \\ <reg name="r7" bitsize="32" type="uint32"/>
// \\ <reg name="r8" bitsize="32" type="uint32"/>
// \\ <reg name="r9" bitsize="32" type="uint32"/>
// \\ <reg name="r10" bitsize="32" type="uint32"/>
// \\ <reg name="r11" bitsize="32" type="uint32"/>
// \\ <reg name="r12" bitsize="32" type="uint32"/>
// \\ <reg name="sp" bitsize="32" type="data_ptr"/>
// \\ <reg name="lr" bitsize="32"/>
// \\ <reg name="pc" bitsize="32" type="code_ptr"/>
// \\
// \\ <reg name="cpsr" bitsize="32" regnum="25"/>
// \\ </feature>
// \\</target>
// ;
// Game Pak SRAM isn't included
// TODO: Can i be more specific here?
pub const memory_map: []const u8 =
\\ <memory-map version="1.0">
\\ <memory type="rom" start="0x00000000" length="0x00004000"/>
\\ <memory type="ram" start="0x02000000" length="0x00040000"/>
\\ <memory type="ram" start="0x03000000" length="0x00008000"/>
\\ <memory type="ram" start="0x04000000" length="0x00000400"/>
\\ <memory type="ram" start="0x05000000" length="0x00000400"/>
\\ <memory type="ram" start="0x06000000" length="0x00018000"/>
\\ <memory type="ram" start="0x07000000" length="0x00000400"/>
\\ <memory type="rom" start="0x08000000" length="0x02000000"/>
\\ <memory type="rom" start="0x0A000000" length="0x02000000"/>
\\ <memory type="rom" start="0x0C000000" length="0x02000000"/>
\\ </memory-map>
;
// // Game Pak SRAM isn't included
// // TODO: Can i be more specific here?
// pub const memory_map: []const u8 =
// \\ <memory-map version="1.0">
// \\ <memory type="rom" start="0x00000000" length="0x00004000"/>
// \\ <memory type="ram" start="0x02000000" length="0x00040000"/>
// \\ <memory type="ram" start="0x03000000" length="0x00008000"/>
// \\ <memory type="ram" start="0x04000000" length="0x00000400"/>
// \\ <memory type="ram" start="0x05000000" length="0x00000400"/>
// \\ <memory type="ram" start="0x06000000" length="0x00018000"/>
// \\ <memory type="ram" start="0x07000000" length="0x00000400"/>
// \\ <memory type="rom" start="0x08000000" length="0x02000000"/>
// \\ <memory type="rom" start="0x0A000000" length="0x02000000"/>
// \\ <memory type="rom" start="0x0C000000" length="0x02000000"/>
// \\ </memory-map>
// ;
// FIXME: Shouldn't this be a Packet Struct?
pkt_cache: ?[]const u8 = null,
socket: Server,
state: State = .{},
state: State,
emu: Emulator,
pub const State = struct { should_quit: bool = false };
pub const State = struct {
should_quit: bool = false,
target_xml: []const u8,
memmap_xml: []const u8,
};
pub fn init(emulator: Emulator) !Self {
const Xml = struct { target: []const u8, memory_map: []const u8 };
pub fn init(emulator: Emulator, xml: Xml) !Self {
var server = std.net.StreamServer.init(.{});
try server.listen(std.net.Address.initIp4([_]u8{0} ** 4, port));
return .{ .emu = emulator, .socket = server };
return .{
.emu = emulator,
.socket = server,
.state = .{ .target_xml = xml.target, .memmap_xml = xml.memory_map },
};
}
pub fn deinit(self: *Self, allocator: Allocator) void {