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Get U2 to emit similar warning to U1 when interface isn't valid. (#1321)

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tomcw 2024-08-15 18:11:56 +01:00
parent 6e8d79ddde
commit 2e65426a11
1 changed files with 14 additions and 2 deletions
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16
source/Uthernet2.cpp
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@ -28,7 +28,7 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#include "Tfe/DNS.h"
#include "W5100.h"
#include "../Registry.h"
#include "../Windows/Win32Frame.h"
// Virtual DNS
// Virtual DNS is an extension to the W5100
@ -1469,7 +1469,19 @@ BYTE __stdcall u2_C0(WORD programcounter, WORD address, BYTE write, BYTE value,
void Uthernet2::InitializeIO(LPBYTE pCxRomPeripheral)
{
RegisterIoHandler(m_slot, u2_C0, u2_C0, IO_Null, IO_Null, this, nullptr);
const std::string interfaceName = PCapBackend::GetRegistryInterface(m_slot);
myNetworkBackend = GetFrame().CreateNetworkBackend(interfaceName);
if (myNetworkBackend->isValid())
{
RegisterIoHandler(m_slot, u2_C0, u2_C0, IO_Null, IO_Null, this, nullptr);
}
else
{
// Interface doesn't exist or user picked an interface that isn't Ethernet!
// . So setup as a "null" card: I/O reads from floating bus & writes go to null
RegisterIoHandler(m_slot, IO_Null, IO_Null, IO_Null, IO_Null, this, nullptr);
Win32Frame::GetWin32Frame().FrameMessageBox("Reconfigure the Interface via 'Ethernet Settings'.", "Uthernet II interface isn't valid!", MB_ICONEXCLAMATION | MB_SETFOREGROUND);
}
}
void Uthernet2::getMACAddress(const uint32_t address, const MACAddress * & mac)