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00044 #ifndef DRV_SER_XMEGA_H
00045 #define DRV_SER_XMEGA_H
00046 
00047 #include <cfg/macros.h>   /* BV() */
00048 #include <cfg/compiler.h> /* uint8_t */
00049 #include "cfg/cfg_ser.h"   /* Serialport configuration settings */
00050
00051 typedef uint8_t serstatus_t;
00052
00053 /* Software errors */
00054 #define SERRF_RXFIFOOVERRUN  BV(0)  
00055 #define SERRF_RXTIMEOUT      BV(5)  
00056 #define SERRF_TXTIMEOUT      BV(6)  
00058 /*
00059 * Hardware errors.
00060 * These flags map directly to the AVR XMEGA UART Status Register.
00061 */
00062 #define SERRF_RXSROVERRUN    BV(3)  
00063 #define SERRF_FRAMEERROR     BV(4)  
00064 #define SERRF_PARITYERROR    BV(2)  
00065 #define SERRF_NOISEERROR     0      
00067 /*
00068  * XMEGA_D4 has 2 serial ports
00069  * XMEGA_D3 has 3 serial ports
00070  * XMEGA_A4 has 5 serial ports
00071  * XMEGA_A3 has 7 serial ports
00072  * XMEGA_A1 has 8 serial ports
00073  *
00074  * These serial ports can be enabled or disabled in the cfg_ser.h file
00075  * Generate definitions whether a serial port needs to be implementend by
00076  * the driver, depending on the type of XMega and the settings in cfg_ser.h
00077  */
00078 #if CONFIG_UART0_ENABLED
00079     #define IMPLEMENT_SER_UART0 1
00080 #else
00081     #define IMPLEMENT_SER_UART0 0
00082 #endif
00083 #if CONFIG_UART1_ENABLED
00084     #define IMPLEMENT_SER_UART1 1
00085 #else
00086     #define IMPLEMENT_SER_UART1 0
00087 #endif
00088 #if (CPU_AVR_XMEGA_D3 || CPU_AVR_XMEGA_A4 || CPU_AVR_XMEGA_A3 || CPU_AVR_XMEGA_A1) && CONFIG_UART2_ENABLED
00089     #define IMPLEMENT_SER_UART2 1
00090 #else
00091     #define IMPLEMENT_SER_UART2 0
00092 #endif
00093 #if CPU_AVR_XMEGA_A4 || CPU_AVR_XMEGA_A3 || CPU_AVR_XMEGA_A1
00094     #if CONFIG_UART3_ENABLED
00095         #define IMPLEMENT_SER_UART3 1
00096     #else
00097         #define IMPLEMENT_SER_UART3 0
00098     #endif
00099     #if CONFIG_UART4_ENABLED
00100         #define IMPLEMENT_SER_UART4 1
00101     #else
00102         #define IMPLEMENT_SER_UART4 0
00103     #endif
00104 #else
00105     #define IMPLEMENT_SER_UART3 0
00106     #define IMPLEMENT_SER_UART4 0
00107 #endif
00108 #if CPU_AVR_XMEGA_A3 || CPU_AVR_XMEGA_A1
00109     #if CONFIG_UART5_ENABLED
00110         #define IMPLEMENT_SER_UART5 1
00111     #else
00112         #define IMPLEMENT_SER_UART5 0
00113     #endif
00114     #if CONFIG_UART6_ENABLED
00115         #define IMPLEMENT_SER_UART6 1
00116     #else
00117         #define IMPLEMENT_SER_UART6 0
00118     #endif
00119 #else
00120     #define IMPLEMENT_SER_UART5 0
00121     #define IMPLEMENT_SER_UART6 0
00122 #endif
00123 #if CPU_AVR_XMEGA_A1 && CONFIG_UART7_ENABLED
00124     #define IMPLEMENT_SER_UART7 1
00125 #else
00126     #define IMPLEMENT_SER_UART7 0
00127 #endif
00128 
00129 /*
00130  *
00131  * \name Serial hw numbers
00132  *
00133  * \{
00134  */
00135 enum
00136 {
00137 #if IMPLEMENT_SER_UART0
00138     SER_UART0,
00139 #endif
00140 #if IMPLEMENT_SER_UART1
00141     SER_UART1,
00142 #endif
00143 #if IMPLEMENT_SER_UART2
00144     SER_UART2,
00145 #endif
00146 #if IMPLEMENT_SER_UART3
00147     SER_UART3,
00148 #endif
00149 #if IMPLEMENT_SER_UART4
00150     SER_UART4,
00151 #endif
00152 #if IMPLEMENT_SER_UART5
00153     SER_UART5,
00154 #endif
00155 #if IMPLEMENT_SER_UART6
00156     SER_UART6,
00157 #endif
00158 #if IMPLEMENT_SER_UART7
00159     SER_UART7,
00160 #endif
00161     SER_CNT
00162 };
00163 /*\}*/
00164
00165 #endif /* DRV_SER_XMEGA_H */