Only build PawnIO support in 64-bit builds, provide non-functional stub implementations in super_io.cpp for 32-bit builds

Author: CalcProgrammer1

OpenRGB.pro

@@ -198,6 +198,7 @@ HEADERS +=
     scsiapi/scsiapi.h                                                                           \
     serial_port/find_usb_serial_port.h                                                          \
     serial_port/serial_port.h                                                                   \
+    super_io/super_io.h                                                                         \
     StringUtils.h                                                                               \
     SuspendResume/SuspendResume.h                                                               \
     AutoStart/AutoStart.h                                                                       \
@@ -342,8 +343,6 @@ win32:SOURCES +=
     dependencies/NVFC/nvapi.cpp                                                                 \
     i2c_smbus/Windows/i2c_smbus_amdadl.cpp                                                      \
     i2c_smbus/Windows/i2c_smbus_nvapi.cpp                                                       \
-    i2c_smbus/Windows/i2c_smbus_pawnio.cpp                                                      \
-    super_io/super_io_pawnio.cpp                                                                \
     scsiapi/scsiapi_windows.c                                                                   \
     serial_port/find_usb_serial_port_win.cpp                                                    \
     SuspendResume/SuspendResume_Windows.cpp                                                     \
@@ -362,12 +361,15 @@ win32:HEADERS +=
     i2c_smbus/Windows/i2c_smbus_amdadl.h                                                        \
     i2c_smbus/Windows/i2c_smbus_nvapi.h                                                         \
     i2c_smbus/Windows/i2c_smbus_pawnio.h                                                        \
-    super_io/super_io_pawnio.h                                                                  \
     wmi/wmi.h                                                                                   \
     AutoStart/AutoStart-Windows.h                                                               \
     SuspendResume/SuspendResume_Windows.h                                                       \
 
 win32:contains(QMAKE_TARGET.arch, x86_64) {
+    win32:SOURCES +=                                                                            \
+        i2c_smbus/Windows/i2c_smbus_pawnio.cpp                                                  \
+        super_io/super_io_pawnio.cpp                                                            \
+
     LIBS +=                                                                                     \
         -lws2_32                                                                                \
         -liphlpapi                                                                              \
@@ -378,6 +380,9 @@ win32:contains(QMAKE_TARGET.arch, x86_64) {
 }
 
 win32:contains(QMAKE_TARGET.arch, x86) {
+    win32:SOURCES +=                                                                            \
+        super_io/super_io.cpp                                                                   \
+
     LIBS +=                                                                                     \
         -lws2_32                                                                                \
         -liphlpapi                                                                              \

super_io/super_io.cpp

@@ -10,10 +10,10 @@
 \*---------------------------------------------------------*/
 
 #include "super_io.h"
-#include "super_io_pawnio.h"
 
-#if _MACOSX_X86_X64
+#if defined(_MACOSX_X86_X64)
 #include "macUSPCIOAccess.h"
+#elif defined(_WIN32)
 #else
 #include <unistd.h>
 #include <sys/types.h>
@@ -35,6 +35,13 @@ void superio_enter(int ioreg)
 #if defined(_MACOSX_X86_X64)
     WriteIoPortByte(ioreg, 0x87);
     WriteIoPortByte(ioreg, 0x87);
+#elif defined(_WIN32)
+    /*-----------------------------------------------------*\
+    | This function is not defined for Windows              |
+    |   For 64-bit Windows, super_io_pawnio.cpp is used     |
+    |   instead.  For 32-bit Windows, this function provides|
+    |   a nonfunctional stub implementation.                |
+    \*-----------------------------------------------------*/
 #else
     unsigned char temp = 0x87;
     dev_port_fd = open("/dev/port", O_RDWR, "rw");
@@ -72,6 +79,13 @@ void superio_outb(int ioreg, int reg, int val)
 #if defined(_MACOSX_X86_X64)
     WriteIoPortByte(ioreg, reg);
     WriteIoPortByte(ioreg + 1, val);
+#elif defined(_WIN32)
+    /*-----------------------------------------------------*\
+    | This function is not defined for Windows              |
+    |   For 64-bit Windows, super_io_pawnio.cpp is used     |
+    |   instead.  For 32-bit Windows, this function provides|
+    |   a nonfunctional stub implementation.                |
+    \*-----------------------------------------------------*/
 #else
     dev_port_fd = open("/dev/port", O_RDWR, "rw");
 
@@ -107,6 +121,14 @@ int superio_inb(int ioreg, int reg)
 #if defined(_MACOSX_X86_X64)
     WriteIoPortByte(ioreg, reg);
     return ReadIoPortByte(ioreg + 1);
+#elif defined(_WIN32)
+    /*-----------------------------------------------------*\
+    | This function is not defined for Windows              |
+    |   For 64-bit Windows, super_io_pawnio.cpp is used     |
+    |   instead.  For 32-bit Windows, this function provides|
+    |   a nonfunctional stub implementation.                |
+    \*-----------------------------------------------------*/
+    return -1;
 #else
     unsigned char temp = 0;
     dev_port_fd = open("/dev/port", O_RDWR, "rw");

super_io/super_io_pawnio.cpp

@@ -9,13 +9,12 @@
 |   SPDX-License-Identifier: GPL-2.0-only                   |
 \*---------------------------------------------------------*/
 
-#include "super_io_pawnio.h"
+#include "super_io.h"
 
 #include <Windows.h>
 #include "PawnIOLib.h"
 #include "i2c_smbus_pawnio.h"
 
-
 static HANDLE pawnio_handle = NULL;
 
 static int pawnio_chip_type = 0;