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non-empty default value for ram (#465)

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Logan McNaughton authored and GitHub committed 2025-07-02 14:33:19 +02:00
1 parent dc1535ea04
commit 31b4e7944b
4 files changed
+7 -7
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src/device/cart/sram.rs
+2 -2
View File
@@ -240,14 +240,14 @@ fn dma_write_flash(
.rdram
.mem
.get_mut(dram_addr as usize..dram_addr as usize + 4)
.unwrap_or_default()
.unwrap_or(&mut [0; 4])
.copy_from_slice(&device.cart.flashram.silicon_id[0].to_ne_bytes());
dram_addr += 4;
device
.rdram
.mem
.get_mut(dram_addr as usize..dram_addr as usize + 4)
.unwrap_or_default()
.unwrap_or(&mut [0; 4])
.copy_from_slice(&device.cart.flashram.silicon_id[1].to_ne_bytes());
} else if (cart_addr & 0x1ffff) < 0x10000
&& device.cart.flashram.mode == FlashramMode::ReadArray
src/device/rdram.rs
+3 -3
View File
@@ -76,7 +76,7 @@ pub fn write_mem(device: &mut device::Device, address: u64, value: u32, mask: u3
.rdram
.mem
.get_mut(address as usize..(address + 4) as usize)
.unwrap_or_default()
.unwrap_or(&mut [0; 4])
.copy_from_slice(&data.to_ne_bytes());
}
@@ -118,14 +118,14 @@ pub fn init(device: &mut device::Device) {
.rdram
.mem
.get_mut(0x318..0x318 + 4)
.unwrap_or_default()
.unwrap_or(&mut [0; 4])
.copy_from_slice(&device.rdram.size.to_ne_bytes());
// hack, skip RDRAM initialization
device
.rdram
.mem
.get_mut(0x3f0..0x3f0 + 4)
.unwrap_or_default()
.unwrap_or(&mut [0; 4])
.copy_from_slice(&device.rdram.size.to_ne_bytes());
device.ri.regs[device::ri::RI_MODE_REG as usize] = 0x0e;
src/device/rsp_interface.rs
+1 -1
View File
@@ -161,7 +161,7 @@ fn do_dma(device: &mut device::Device, dma: RspDma) {
.rdram
.mem
.get_mut(dram_addr as usize..dram_addr as usize + 4)
.unwrap_or_default()
.unwrap_or(&mut [0; 4])
.copy_from_slice(&data.to_ne_bytes());
mem_addr += 4;
dram_addr += 4;
src/device/si.rs
+1 -1
View File
@@ -105,7 +105,7 @@ fn copy_pif_rdram(device: &mut device::Device) {
.rdram
.mem
.get_mut(dram_addr + i..dram_addr + i + 4)
.unwrap_or_default()
.unwrap_or(&mut [0; 4])
.copy_from_slice(&data.to_ne_bytes());
i += 4;
}