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chore(io): rewrite certain error messages

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We can do this now that we know that it won't be because of any
unimplemented feature in some circumstances
This commit is contained in:
Rekai Nyangadzayi Musuka
2022-10-29 02:37:33 -03:00
parent c831f67d1a
commit 647bd83224
4 changed files with 31 additions and 25 deletions
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14
src/core/bus/dma.zig
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@@ -31,7 +31,7 @@ pub fn read(comptime T: type, dma: *const DmaTuple, addr: u32) ?T {
0xD0 => @as(T, dma.*[2].cnt.raw) << 16, // DMA2CNT_L is write-only
0xD4, 0xD8 => null, // DMA3SAD, DMA3DAD
0xDC => @as(T, dma.*[3].cnt.raw) << 16, // DMA3CNT_L is write-only
else => util.io.read.undef(T, log, "Tried to perform a {} read to 0x{X:0>8}", .{ T, addr }),
else => util.io.read.err(T, log, "unaligned {} read from 0x{X:0>8}", .{ T, addr }),
},
u16 => switch (byte) {
0xB0...0xB8 => null, // DMA0SAD, DMA0DAD, DMA0CNT_L
@@ -42,18 +42,18 @@ pub fn read(comptime T: type, dma: *const DmaTuple, addr: u32) ?T {
0xD2 => dma.*[2].cnt.raw,
0xD4...0xDC => null, // DMA3SAD, DMA3DAD, DMA3CNT_L
0xDE => dma.*[3].cnt.raw,
else => util.io.read.undef(T, log, "Tried to perform a {} read to 0x{X:0>8}", .{ T, addr }),
else => util.io.read.err(T, log, "unaligned {} read from 0x{X:0>8}", .{ T, addr }),
},
u8 => switch (byte) {
0xB0...0xB9 => null, // DMA0SAD, DMA0DAD, DMA0CNT_L
0xBA...0xBB => @truncate(T, dma.*[0].cnt.raw >> shift(byte)),
0xBA, 0xBB => @truncate(T, dma.*[0].cnt.raw >> shift(byte)),
0xBC...0xC5 => null, // DMA1SAD, DMA1DAD, DMA1CNT_L
0xC6...0xC7 => @truncate(T, dma.*[1].cnt.raw >> shift(byte)),
0xC6, 0xC7 => @truncate(T, dma.*[1].cnt.raw >> shift(byte)),
0xC8...0xD1 => null, // DMA2SAD, DMA2DAD, DMA2CNT_L
0xD2...0xD3 => @truncate(T, dma.*[2].cnt.raw >> shift(byte)),
0xD2, 0xD3 => @truncate(T, dma.*[2].cnt.raw >> shift(byte)),
0xD4...0xDD => null, // DMA3SAD, DMA3DAD, DMA3CNT_L
0xDE...0xDF => @truncate(T, dma.*[3].cnt.raw >> shift(byte)),
else => util.io.read.undef(T, log, "Tried to perform a {} read to 0x{X:0>8}", .{ T, addr }),
0xDE, 0xDF => @truncate(T, dma.*[3].cnt.raw >> shift(byte)),
else => util.io.read.err(T, log, "unaligned {} read from 0x{X:0>8}", .{ T, addr }),
},
else => @compileError("DMA: Unsupported read width"),
};

5
src/core/bus/timer.zig
View File

@@ -23,7 +23,7 @@ pub fn read(comptime T: type, tim: *const TimerTuple, addr: u32) ?T {
0x4 => @as(T, tim.*[1].cnt.raw) << 16 | tim.*[1].timcntL(),
0x8 => @as(T, tim.*[2].cnt.raw) << 16 | tim.*[2].timcntL(),
0xC => @as(T, tim.*[3].cnt.raw) << 16 | tim.*[3].timcntL(),
else => util.io.read.undef(T, log, "Tried to perform a {} read to 0x{X:0>8}", .{ T, addr }),
else => util.io.read.err(T, log, "unaligned {} read from 0x{X:0>8}", .{ T, addr }),
},
u16 => switch (nybble) {
0x0 => tim.*[0].timcntL(),
@@ -34,7 +34,7 @@ pub fn read(comptime T: type, tim: *const TimerTuple, addr: u32) ?T {
0xA => tim.*[2].cnt.raw,
0xC => tim.*[3].timcntL(),
0xE => tim.*[3].cnt.raw,
else => util.io.read.undef(T, log, "Tried to perform a {} read to 0x{X:0>8}", .{ T, addr }),
else => util.io.read.err(T, log, "unaligned {} read from 0x{X:0>8}", .{ T, addr }),
},
u8 => switch (nybble) {
0x0, 0x1 => @truncate(T, tim.*[0].timcntL() >> shift(nybble)),
@@ -45,7 +45,6 @@ pub fn read(comptime T: type, tim: *const TimerTuple, addr: u32) ?T {
0xA, 0xB => @truncate(T, tim.*[2].cnt.raw >> shift(nybble)),
0xC, 0xD => @truncate(T, tim.*[3].timcntL() >> shift(nybble)),
0xE, 0xF => @truncate(T, tim.*[3].cnt.raw >> shift(nybble)),
else => util.io.read.undef(T, log, "Tried to perform a {} read to 0x{X:0>8}", .{ T, addr }),
},
else => @compileError("TIM: Unsupported read width"),
};