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chore: don't panic on 32-bit I/O

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This commit is contained in:
Rekai Nyangadzayi Musuka
2022-02-17 01:23:35 -04:00
parent f6c8d7ca07
commit 3746cf6025
6 changed files with 22 additions and 31 deletions
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6
src/bus/Bios.zig
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@@ -30,19 +30,19 @@ pub fn get32(self: *const Self, idx: usize) u32 {
if (self.buf) |buf|
return (@as(u32, buf[idx + 3]) << 24) | (@as(u32, buf[idx + 2]) << 16) | (@as(u32, buf[idx + 1]) << 8) | (@as(u32, buf[idx]));
std.debug.panic("[CPU|BIOS:32] ZBA tried to read from 0x{X:0>8} but no BIOS was provided.", .{idx});
std.debug.panic("[CPU/BIOS:32] ZBA tried to read from 0x{X:0>8} but no BIOS was provided.", .{idx});
}
pub fn get16(self: *const Self, idx: usize) u16 {
if (self.buf) |buf|
return (@as(u16, buf[idx + 1]) << 8) | @as(u16, buf[idx]);
std.debug.panic("[CPU|BIOS:16] ZBA tried to read from 0x{X:0>8} but no BIOS was provided.", .{idx});
std.debug.panic("[CPU/BIOS:16] ZBA tried to read from 0x{X:0>8} but no BIOS was provided.", .{idx});
}
pub fn get8(self: *const Self, idx: usize) u8 {
if (self.buf) |buf|
return buf[idx];
std.debug.panic("[CPU|BIOS:8] ZBA tried to read from 0x{X:0>8} but no BIOS was provided.", .{idx});
std.debug.panic("[CPU/BIOS:8] ZBA tried to read from 0x{X:0>8} but no BIOS was provided.", .{idx});
}