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https://github.com/RGBCube/serenity
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Kernel: Move the VMWare helpers out of the IO namespace
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parent
8e8f5c212b
commit
f6ce24eb48
3 changed files with 41 additions and 36 deletions
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@ -38,8 +38,41 @@
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#define VMMOUSE_REQUEST_ABSOLUTE 0x53424152
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#define VMMOUSE_QEMU_VERSION 0x3442554a
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#define VMWARE_MAGIC 0x564D5868
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#define VMWARE_PORT 0x5658
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#define VMWARE_PORT_HIGHBANDWIDTH 0x5659
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//#define VMWAREBACKDOOR_DEBUG
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inline void vmware_out(VMWareCommand& command)
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{
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command.magic = VMWARE_MAGIC;
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command.port = VMWARE_PORT;
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command.si = 0;
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command.di = 0;
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asm volatile("in %%dx, %0"
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: "+a"(command.ax), "+b"(command.bx), "+c"(command.cx), "+d"(command.dx), "+S"(command.si), "+D"(command.di));
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}
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inline void vmware_high_bandwidth_send(VMWareCommand& command)
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{
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command.magic = VMWARE_MAGIC;
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command.port = VMWARE_PORT_HIGHBANDWIDTH;
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asm volatile("cld; rep; outsb"
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: "+a"(command.ax), "+b"(command.bx), "+c"(command.cx), "+d"(command.dx), "+S"(command.si), "+D"(command.di));
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}
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inline void vmware_high_bandwidth_get(VMWareCommand& command)
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{
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command.magic = VMWARE_MAGIC;
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command.port = VMWARE_PORT_HIGHBANDWIDTH;
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asm volatile("cld; rep; insb"
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: "+a"(command.ax), "+b"(command.bx), "+c"(command.cx), "+d"(command.dx), "+S"(command.si), "+D"(command.di));
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}
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static VMWareBackdoor* s_vmware_backdoor;
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static bool is_initialized()
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@ -74,7 +107,7 @@ bool VMWareBackdoor::detect_presence()
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VMWareCommand command;
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command.bx = ~VMWARE_MAGIC;
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command.command = VMWARE_CMD_GETVERSION;
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IO::vmware_out(command);
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vmware_out(command);
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if (command.bx != VMWARE_MAGIC || command.ax == 0xFFFFFFFF)
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return false;
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return true;
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@ -140,20 +173,20 @@ void VMWareBackdoor::disable_absolute_vmmouse()
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m_vmmouse_absolute = false;
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}
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void VMWareBackdoor::send_highbandwidth(VMWareCommand& command)
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void VMWareBackdoor::send_high_bandwidth(VMWareCommand& command)
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{
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if (supported()) {
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IO::vmware_highbandwidth_send(command);
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vmware_high_bandwidth_send(command);
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#ifdef VMWAREBACKDOOR_DEBUG
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dbg() << "VMWareBackdoor Command High bandwidth Send Results: EAX " << String::format("%x", command.ax) << " EBX " << String::format("%x", command.bx) << " ECX " << String::format("%x", command.cx) << " EDX " << String::format("%x", command.dx);
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#endif
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}
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}
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void VMWareBackdoor::get_highbandwidth(VMWareCommand& command)
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void VMWareBackdoor::get_high_bandwidth(VMWareCommand& command)
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{
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if (supported()) {
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IO::vmware_highbandwidth_get(command);
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vmware_high_bandwidth_get(command);
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#ifdef VMWAREBACKDOOR_DEBUG
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dbg() << "VMWareBackdoor Command High bandwidth Get Results: EAX " << String::format("%x", command.ax) << " EBX " << String::format("%x", command.bx) << " ECX " << String::format("%x", command.cx) << " EDX " << String::format("%x", command.dx);
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#endif
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@ -163,7 +196,7 @@ void VMWareBackdoor::get_highbandwidth(VMWareCommand& command)
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void VMWareBackdoor::send(VMWareCommand& command)
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{
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if (supported()) {
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IO::vmware_out(command);
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vmware_out(command);
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#ifdef VMWAREBACKDOOR_DEBUG
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dbg() << "VMWareBackdoor Command Send Results: EAX " << String::format("%x", command.ax) << " EBX " << String::format("%x", command.bx) << " ECX " << String::format("%x", command.cx) << " EDX " << String::format("%x", command.dx);
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#endif
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