Add files for FB OLED support

This commit just adds the files to support the FB OLED device,
128x64px with each pixel being 1 nibble (4 bits), so FB is 64x64.

Updated CMakeLists.txt to add option for OLED version

Use -DUSE_OLED_VERSION=ON to build new OLED version
(off by default)

Author: JacobLevinson

CMakeLists.txt

@@ -60,8 +60,14 @@ if (NOT DEFINED CPACK_PACKAGE_CONTACT)
 endif()
 
 if (NOT DEFINED CPACK_PACKAGE_DESCRIPTION_SUMMARY)
-set(CPACK_PACKAGE_DESCRIPTION_SUMMARY
-	"GENOA™ LCD display Interface library")
+    # Conditionally set the description summary based on the selected version
+    if (USE_OLED_VERSION)
+        set(CPACK_PACKAGE_DESCRIPTION_SUMMARY
+            "SP7 LCD display Interface library")
+    else()
+        set(CPACK_PACKAGE_DESCRIPTION_SUMMARY
+            "GENOA™ LCD display Interface library")
+    endif()
 endif()
 
 set(CPACK_PACKAGE_FILE_NAME "lcdlib_lib32-${BUILD_VERSION_STRING}")
@@ -81,7 +87,24 @@ else ()
 endif ()
 
 include_directories(${CMAKE_CURRENT_SOURCE_DIR}/include)
-set(LCDLIB_SRC_LIST ${LCDLIB_SRC_LIST} "${SRC_DIR}/lcdlib_common.c")
+# Conditionally include source and header files based on the selected version
+if (USE_OLED_VERSION)
+    set(LCDLIB_SRC_LIST
+        "${SRC_DIR}/lcdlib_common_oled.c"
+    )
+    set(LCD_INC_LIST
+        "${INC_DIR}/lcdlib_common_oled.h"
+    )
+    message(STATUS "Building the OLED version of lcdlib")
+else()
+    set(LCDLIB_SRC_LIST
+        "${SRC_DIR}/lcdlib_common.c"
+    )
+    set(LCD_INC_LIST
+        "${INC_DIR}/lcdlib_common.h"
+    )
+    message(STATUS "Building the legacy version of lcdlib")
+endif()
 
 
 #set(LCD_TOOL "lcdlib_tool")

include/lcdlib/lcdlib_common_oled.h

@@ -0,0 +1,47 @@
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+#ifndef INCLUDE_LCDLIB_COMMON_OLED_H_
+#define INCLUDE_LCDLIB_COMMON_OLED_H_
+
+/* Error Code */
+#define LCD_ERR_OPEN 0x80
+#define LCD_ERR_OPEN_I2C 0x81
+#define LCD_ERR_SET_CURSOR 0x82
+#define LCD_ERR_BAD_PARAM 0x83
+#define LCD_ERR_CLEAR_SCREEN 0x84
+#define LCD_ERR_WRITE 0x85
+#define LCD_ERR_IOCTL 0x86
+#define LCD_ERR_READ 0x87
+
+#define LINE_HEIGHT_PX 9
+#define CHARACTER_WIDTH_PX 6
+#define CHARACTER_HEIGHT_PX 8
+
+#define OLED_HEIGHT_PX 64
+#define OLED_WIDTH_PX 128
+#define OLED_HEIGHT_BYTES 64
+#define OLED_WIDTH_BYTES 64
+
+    /* LCD Message type */
+    typedef enum
+    {
+        POST_CODE = 1,
+        BMC_IPADDR,
+        BMC_VER,
+        BIOS_VER,
+        HPM_FPGA
+    } LCD_msgType_t;
+
+    int lcdlib_open_dev(void);
+    int lcdlib_close_dev(void);
+    int lcdlib_write_string(LCD_msgType_t msgType, unsigned char *buffer, int str_len);
+    int lcdlib_clearScreen(void);
+
+    extern const unsigned char font6x8_ascii[128][6];
+
+#endif // INCLUDE_LCDLIB_COMMON_OLED_H_
+#ifdef __cplusplus
+}
+#endif