/*
Constants for manipulating system registers of PPC 405EX in C
Michael Hamel ADInstruments May 2008
*/
#include <libcpu/powerpc-utility.h>
/* Indirect access to Clocking/Power-On registers */
#define CPR0_DCR_BASE 0x0C
#define cprcfga (CPR0_DCR_BASE+0x0)
#define cprcfgd (CPR0_DCR_BASE+0x1)
#define mtcpr(reg, d) \
do { \
PPC_SET_DEVICE_CONTROL_REGISTER(cprcfga,reg); \
PPC_SET_DEVICE_CONTROL_REGISTER(cprcfgd,d); \
} while (0)
#define mfcpr(reg, d) \
do { \
PPC_SET_DEVICE_CONTROL_REGISTER(cprcfga,reg); \
d = PPC_DEVICE_CONTROL_REGISTER(cprcfgd); \
} while (0)
/* Indirect access to System registers */
#define SDR_DCR_BASE 0x0E
#define sdrcfga (SDR_DCR_BASE+0x0)
#define sdrcfgd (SDR_DCR_BASE+0x1)
#define mtsdr(reg, d) \
do { \
PPC_SET_DEVICE_CONTROL_REGISTER(sdrcfga,reg); \
PPC_SET_DEVICE_CONTROL_REGISTER(sdrcfgd,d); \
} while (0)
#define mfsdr(reg, d) \
do { \
PPC_SET_DEVICE_CONTROL_REGISTER(sdrcfga,reg); \
d = PPC_DEVICE_CONTROL_REGISTER(sdrcfgd); \
} while (0)
/* Indirect access to EBC registers */
#define EBC_DCR_BASE 0x12
#define ebccfga (EBC_DCR_BASE+0x0)
#define ebccfgd (EBC_DCR_BASE+0x1)
#define mtebc(reg, d) \
do { \
PPC_SET_DEVICE_CONTROL_REGISTER(ebccfga,reg); \
PPC_SET_DEVICE_CONTROL_REGISTER(ebccfgd,d); \
} while (0)
#define mfebc(reg, d) \
do { \
PPC_SET_DEVICE_CONTROL_REGISTER(ebccfga,reg); \
d = PPC_DEVICE_CONTROL_REGISTER(ebccfgd); \
} while (0)
/* EBC DCRs */
enum {
/*
EBC0_B0CR = 0,
EBC0_B1CR = 1,
EBC0_B2CR = 2,
EBC0_B3CR = 3,
EBC0_B0AP = 0x10,
EBC0_B1AP = 0x11,
EBC0_B2AP = 0x12,
EBC0_B3AP = 0x13,
EBC0_BEAR = 0x20,
EBC0_BESR = 0x21,
EBC0_CFG = 0x23,
*/
EBC0_CID = 0x24
};
enum {
SDR0_UART0 = 0x120,
SDR0_UART1 = 0x121,
SDR0_C405 = 0x180,
SDR0_MALTBL = 0x280,
SDR0_MALRBL = 0x2A0,
SDR0_MALTBS = 0x2C0,
SDR0_MALRBS = 0x2E0
};
/* Memory-mapped registers */
/*======================= Ethernet =================== */
typedef struct EthernetRegisters_EX {
uint32_t mode0;
uint32_t mode1;
uint32_t xmtMode0;
uint32_t xmtMode1;
uint32_t rcvMode;
uint32_t intStatus;
uint32_t intEnable;
uint32_t addrHi;
uint32_t addrLo;
uint32_t VLANTPID;
uint32_t VLANTCI;
uint32_t pauseTimer;
uint32_t multicastAddr[2];
uint32_t multicastMask[2];
uint32_t unused[4];
uint32_t lastSrcLo;
uint32_t lastSrcHi;
uint32_t IPGap;
uint32_t STAcontrol;
uint32_t xmtReqThreshold;
uint32_t rcvWatermark;
uint32_t bytesXmtd;
uint32_t bytesRcvd;
uint32_t unused2;
uint32_t revID;
uint32_t unused3[2];
uint32_t indivHash[8];
uint32_t groupHash[8];
uint32_t xmtPause;
} EthernetRegisters_EX;
enum {
EMAC0Address = 0xEF600900,
EMAC1Address = 0xEF600A00
};
typedef struct GPIORegisters {
uint32_t OR;
uint32_t GPIO_TCR; /* Note that TCR is defined as a DCR name */
uint32_t OSRL;
uint32_t OSRH;
uint32_t TSRL;
uint32_t TSRH;
uint32_t ODR;
uint32_t IR;
uint32_t RR1;
uint32_t RR2;
uint32_t RR3;
uint32_t unknown;
uint32_t ISR1L;
uint32_t ISR1H;
uint32_t ISR2L;
uint32_t ISR2H;
uint32_t ISR3L;
uint32_t ISR3H;
} GPIORegisters;
enum { GPIOAddress = 0xEF600800 };
