/* ************************************************************************** ************************************************************************** ** ** ** MOTOROLA MPC860/MPC821 PORTABLE SYSTEMS MICROPROCESSOR ** ** ** ** HARDWARE DECLARATIONS ** ** ** ** ** ** Submitted By: ** ** ** ** W. Eric Norum ** ** Saskatchewan Accelerator Laboratory ** ** University of Saskatchewan ** ** 107 North Road ** ** Saskatoon, Saskatchewan, CANADA ** ** S7N 5C6 ** ** ** ** eric@skatter.usask.ca ** ** ** ** Modified for use with the MPC860 (original code was for MC68360) ** ** by ** ** Jay Monkman ** ** Frasca International, Inc. ** ** 906 E. Airport Rd. ** ** Urbana, IL, 61801 ** ** ** ** jmonkman@frasca.com ** ** ** ** Modified further for use with the MPC821 by: ** ** Andrew Bray ** ** ** ** With some corrections/additions by: ** ** Darlene A. Stewart and ** ** Charles-Antoine Gauthier ** ** Institute for Information Technology ** ** National Research Council of Canada ** ** Ottawa, ON K1A 0R6 ** ** ** ** Darlene.Stewart@iit.nrc.ca ** ** charles.gauthier@iit.nrc.ca ** ** ** ** Corrections/additions: ** ** Copyright (c) 1999, National Research Council of Canada ** ************************************************************************** ************************************************************************** */ #ifndef __MPC8xx_h #define __MPC8xx_h #ifndef ASM #ifdef __cplusplus extern "C" { #endif /* * Macros for accessing Special Purpose Registers (SPRs) */ #define _mtspr(_spr,_reg) __asm__ volatile ( "mtspr %0, %1\n" : : "i" ((_spr)), "r" ((_reg)) ) #define _mfspr(_reg,_spr) __asm__ volatile ( "mfspr %0, %1\n" : "=r" ((_reg)) : "i" ((_spr)) ) #define _isync __asm__ volatile ("isync\n"::) /* * Core Registers (SPRs) */ #define M8xx_DEC 22 /* Decrementer Register */ #define M8xx_DER 149 /* Debug Enable Register */ #define M8xx_ICTRL 158 /* Instruction Support Control Register */ #define M8xx_TBL_WR 284 /* Timebase Lower Write Register */ #define M8xx_TBU_WR 285 /* Timebase Upper Write Register */ #define M8xx_IMMR 638 /* Internal Memory Map Register */ /* * Cache Control Registers (SPRs) */ #define M8xx_IC_CST 560 /* Instruction Cache Control and Status Register */ #define M8xx_DC_CST 568 /* Data Cache Control and Status Register */ #define M8xx_IC_ADR 561 /* Instruction Cache Address Register */ #define M8xx_DC_ADR 569 /* Data Cache Address Register */ #define M8xx_IC_DAT 562 /* Instruction Cache Data Port Register */ #define M8xx_DC_DAT 570 /* Data Cache Data Port Register */ /* * MMU Registers (SPRs) */ /* Control Registers */ #define M8xx_MI_CTR 784 /* IMMU Control Register */ #define M8xx_MD_CTR 792 /* DMMU Control Register */ /* TLB Source Registers */ #define M8xx_MI_EPN 787 /* IMMU Effective Page Number Register (EPN) */ #define M8xx_MD_EPN 795 /* DMMU Effective Page Number Register (EPN) */ #define M8xx_MI_TWC 789 /* IMMU Tablewalk Control Register (TWC) */ #define M8xx_MD_TWC 797 /* DMMU Tablewalk Control Register (TWC) */ #define M8xx_MI_RPN 790 /* IMMU Real (physical) Page Number Register (RPN) */ #define M8xx_MD_RPN 798 /* DMMU Real (physical) Page Number Register (RPN) */ /* Tablewalk Assist Registers */ #define M8xx_M_TWB 796 /* MMU Tablewalk Base Register (TWB) */ /* Protection Registers */ #define M8xx_M_CASID 793 /* MMU Current Address Space ID Register */ #define M8xx_MI_AP 786 /* IMMU Access Protection Register */ #define M8xx_MD_AP 794 /* DMMU Access Protection Register */ /* Scratch Register */ #define M8xx_M_TW 799 /* MMU Tablewalk Special Register */ /* Debug Registers */ #define M8xx_MI_CAM 816 /* IMMU CAM Entry Read Register */ #define M8xx_MI_RAM0 817 /* IMMU RAM Entry Read Register 0 */ #define M8xx_MI_RAM1 818 /* IMMU RAM Entry Read Register 1 */ #define M8xx_MD_CAM 824 /* DMMU CAM Entry Read Register */ #define M8xx_MD_RAM0 825 /* DMMU RAM Entry Read Register 0 */ #define M8xx_MD_RAM1 826 /* DMMU RAM Entry Read Register 1 */ #define M8xx_MI_CTR_GPM (1<<31) #define M8xx_MI_CTR_PPM (1<<30) #define M8xx_MI_CTR_CIDEF (1<<29) #define M8xx_MI_CTR_RSV4I (1<<27) #define M8xx_MI_CTR_PPCS (1<<25) #define M8xx_MI_CTR_ITLB_INDX(x) ((x)<<8) /* ITLB index */ #define M8xx_MD_CTR_GPM (1<<31) #define M8xx_MD_CTR_PPM (1<<30) #define M8xx_MD_CTR_CIDEF (1<<29) #define M8xx_MD_CTR_WTDEF (1<<28) #define M8xx_MD_CTR_RSV4D (1<<27) #define M8xx_MD_CTR_TWAM (1<<26) #define M8xx_MD_CTR_PPCS (1<<25) #define M8xx_MD_CTR_DTLB_INDX(x) ((x)<<8) /* DTLB index */ #define M8xx_MI_EPN_VALID (1<<9) #define M8xx_MD_EPN_VALID (1<<9) #define M8xx_MI_TWC_G (1<<4) #define M8xx_MI_TWC_PSS (0<<2) #define M8xx_MI_TWC_PS512 (1<<2) #define M8xx_MI_TWC_PS8 (3<<2) #define M8xx_MI_TWC_VALID (1) #define M8xx_MD_TWC_G (1<<4) #define M8xx_MD_TWC_PSS (0<<2) #define M8xx_MD_TWC_PS512 (1<<2) #define M8xx_MD_TWC_PS8 (3<<2) #define M8xx_MD_TWC_WT (1<<1) #define M8xx_MD_TWC_VALID (1) #define M8xx_MI_RPN_F (0xf<<4) #define M8xx_MI_RPN_16K (1<<3) #define M8xx_MI_RPN_SHARED (1<<2) #define M8xx_MI_RPN_CI (1<<1) #define M8xx_MI_RPN_VALID (1) #define M8xx_MD_RPN_CHANGE (1<<8) #define M8xx_MD_RPN_F (0xf<<4) #define M8xx_MD_RPN_16K (1<<3) #define M8xx_MD_RPN_SHARED (1<<2) #define M8xx_MD_RPN_CI (1<<1) #define M8xx_MD_RPN_VALID (1) #define M8xx_MI_AP_Kp (1) #define M8xx_MD_AP_Kp (1) #define M8xx_CACHE_CMD_SFWT (0x1<<24) #define M8xx_CACHE_CMD_ENABLE (0x2<<24) #define M8xx_CACHE_CMD_CFWT (0x3<<24) #define M8xx_CACHE_CMD_DISABLE (0x4<<24) #define M8xx_CACHE_CMD_STLES (0x5<<24) #define M8xx_CACHE_CMD_LLCB (0x6<<24) #define M8xx_CACHE_CMD_CLES (0x7<<24) #define M8xx_CACHE_CMD_UNLOCK (0x8<<24) #define M8xx_CACHE_CMD_UNLOCKALL (0xa<<24) #define M8xx_CACHE_CMD_INVALIDATE (0xc<<24) #define M8xx_CACHE_CMD_FLUSH (0xe<<24) /* ************************************************************************* * REGISTER SUBBLOCKS * ************************************************************************* */ /* * Memory controller registers */ typedef struct m8xxMEMCRegisters_ { rtems_unsigned32 _br; rtems_unsigned32 _or; /* Used to be called 'or'; reserved ANSI C++ keyword */ } m8xxMEMCRegisters_t; /* * Serial Communications Controller registers */ typedef struct m8xxSCCRegisters_ { rtems_unsigned32 gsmr_l; rtems_unsigned32 gsmr_h; rtems_unsigned16 psmr; rtems_unsigned16 _pad0; rtems_unsigned16 todr; rtems_unsigned16 dsr; rtems_unsigned16 scce; rtems_unsigned16 _pad1; rtems_unsigned16 sccm; rtems_unsigned8 _pad2; rtems_unsigned8 sccs; rtems_unsigned32 _pad3[2]; } m8xxSCCRegisters_t; /* * Serial Management Controller registers */ typedef struct m8xxSMCRegisters_ { rtems_unsigned16 _pad0; rtems_unsigned16 smcmr; rtems_unsigned16 _pad1; rtems_unsigned8 smce; rtems_unsigned8 _pad2; rtems_unsigned16 _pad3; rtems_unsigned8 smcm; rtems_unsigned8 _pad4; rtems_unsigned32 _pad5; } m8xxSMCRegisters_t; /* * Fast Ethernet Controller registers (Only on MPC8xxT) */ typedef struct m8xxFECRegisters_ { rtems_unsigned32 addr_low; rtems_unsigned32 addr_high; rtems_unsigned32 hash_table_high; rtems_unsigned32 hash_table_low; rtems_unsigned32 r_des_start; rtems_unsigned32 x_des_start; rtems_unsigned32 r_buf_size; rtems_unsigned32 _pad0[9]; rtems_unsigned32 ecntrl; rtems_unsigned32 ievent; rtems_unsigned32 imask; rtems_unsigned32 ivec; rtems_unsigned32 r_des_active; rtems_unsigned32 x_des_active; rtems_unsigned32 _pad1[10]; rtems_unsigned32 mii_data; rtems_unsigned32 mii_speed; rtems_unsigned32 _pad2[17]; rtems_unsigned32 r_bound; rtems_unsigned32 r_fstart; rtems_unsigned32 _pad3[6]; rtems_unsigned32 x_fstart; rtems_unsigned32 _pad4[17]; rtems_unsigned32 fun_code; rtems_unsigned32 _pad5[3]; rtems_unsigned32 r_cntrl; rtems_unsigned32 r_hash; rtems_unsigned32 _pad6[14]; rtems_unsigned32 x_cntrl; rtems_unsigned32 _pad7[30]; } m8xxFECRegisters_t; #define M8xx_FEC_IEVENT_HBERR (1 << 31) #define M8xx_FEC_IEVENT_BABR (1 << 30) #define M8xx_FEC_IEVENT_BABT (1 << 29) #define M8xx_FEC_IEVENT_GRA (1 << 28) #define M8xx_FEC_IEVENT_TFINT (1 << 27) #define M8xx_FEC_IEVENT_TXB (1 << 26) #define M8xx_FEC_IEVENT_RFINT (1 << 25) #define M8xx_FEC_IEVENT_RXB (1 << 24) #define M8xx_FEC_IEVENT_MII (1 << 23) #define M8xx_FEC_IEVENT_EBERR (1 << 22) #define M8xx_FEC_IMASK_HBEEN (1 << 31) #define M8xx_FEC_IMASK_BREEN (1 << 30) #define M8xx_FEC_IMASK_BTEN (1 << 29) #define M8xx_FEC_IMASK_GRAEN (1 << 28) #define M8xx_FEC_IMASK_TFIEN (1 << 27) #define M8xx_FEC_IMASK_TBIEN (1 << 26) #define M8xx_FEC_IMASK_RFIEN (1 << 25) #define M8xx_FEC_IMASK_RBIEN (1 << 24) #define M8xx_FEC_IMASK_MIIEN (1 << 23) #define M8xx_FEC_IMASK_EBERREN (1 << 22) /* ************************************************************************* * Miscellaneous Parameters * ************************************************************************* */ typedef struct m8xxMiscParms_ { rtems_unsigned16 rev_num; rtems_unsigned16 _res1; rtems_unsigned32 _res2; rtems_unsigned32 _res3; } m8xxMiscParms_t; /* ************************************************************************* * RISC Timers * ************************************************************************* */ typedef struct m8xxTimerParms_ { rtems_unsigned16 tm_base; rtems_unsigned16 _tm_ptr; rtems_unsigned16 _r_tmr; rtems_unsigned16 _r_tmv; rtems_unsigned32 tm_cmd; rtems_unsigned32 tm_cnt; } m8xxTimerParms_t; /* * RISC Controller Configuration Register (RCCR) * All other bits in this register are reserved. */ #define M8xx_RCCR_TIME (1<<15) /* Enable timer */ #define M8xx_RCCR_TIMEP(x) ((x)<<8) /* Timer period */ #define M8xx_RCCR_DR1M (1<<7) /* IDMA Rqst 1 Mode */ #define M8xx_RCCR_DR0M (1<<6) /* IDMA Rqst 0 Mode */ #define M8xx_RCCR_DRQP(x) ((x)<<4) /* IDMA Rqst Priority */ #define M8xx_RCCR_EIE (1<<3) /* External Interrupt Enable */ #define M8xx_RCCR_SCD (1<<2) /* Scheduler Configuration */ #define M8xx_RCCR_ERAM(x) (x) /* Enable RAM Microcode */ /* * Command register * Set up this register before issuing a M8xx_CR_OP_SET_TIMER command. */ #define M8xx_TM_CMD_V (1<<31) /* Set to enable timer */ #define M8xx_TM_CMD_R (1<<30) /* Set for automatic restart */ #define M8xx_TM_CMD_PWM (1<<29) /* Set for PWM operation */ #define M8xx_TM_CMD_TIMER(x) ((x)<<16) /* Select timer */ #define M8xx_TM_CMD_PERIOD(x) (x) /* Timer period (16 bits) */ /* ************************************************************************* * DMA Controllers * ************************************************************************* */ typedef struct m8xxIDMAparms_ { rtems_unsigned16 ibase; rtems_unsigned16 dcmr; rtems_unsigned32 _sapr; rtems_unsigned32 _dapr; rtems_unsigned16 ibptr; rtems_unsigned16 _write_sp; rtems_unsigned32 _s_byte_c; rtems_unsigned32 _d_byte_c; rtems_unsigned32 _s_state; rtems_unsigned32 _itemp[4]; rtems_unsigned32 _sr_mem; rtems_unsigned16 _read_sp; rtems_unsigned16 _res0; rtems_unsigned16 _res1; rtems_unsigned16 _res2; rtems_unsigned32 _d_state; } m8xxIDMAparms_t; /* ************************************************************************* * DSP * ************************************************************************* */ typedef struct m8xxDSPparms_ { rtems_unsigned32 fdbase; rtems_unsigned32 _fd_ptr; rtems_unsigned32 _dstate; rtems_unsigned32 _pad0; rtems_unsigned16 _dstatus; rtems_unsigned16 _i; rtems_unsigned16 _tap; rtems_unsigned16 _cbase; rtems_unsigned16 _pad1; rtems_unsigned16 _xptr; rtems_unsigned16 _pad2; rtems_unsigned16 _yptr; rtems_unsigned16 _m; rtems_unsigned16 _pad3; rtems_unsigned16 _n; rtems_unsigned16 _pad4; rtems_unsigned16 _k; rtems_unsigned16 _pad5; } m8xxDSPparms_t; /* ************************************************************************* * Serial Communication Controllers * ************************************************************************* */ typedef struct m8xxSCCparms_ { rtems_unsigned16 rbase; rtems_unsigned16 tbase; rtems_unsigned8 rfcr; rtems_unsigned8 tfcr; rtems_unsigned16 mrblr; rtems_unsigned32 _rstate; rtems_unsigned32 _pad0; rtems_unsigned16 _rbptr; rtems_unsigned16 _pad1; rtems_unsigned32 _pad2; rtems_unsigned32 _tstate; rtems_unsigned32 _pad3; rtems_unsigned16 _tbptr; rtems_unsigned16 _pad4; rtems_unsigned32 _pad5; rtems_unsigned32 _rcrc; rtems_unsigned32 _tcrc; union { struct { rtems_unsigned32 _res0; rtems_unsigned32 _res1; rtems_unsigned16 max_idl; rtems_unsigned16 _idlc; rtems_unsigned16 brkcr; rtems_unsigned16 parec; rtems_unsigned16 frmec; rtems_unsigned16 nosec; rtems_unsigned16 brkec; rtems_unsigned16 brkln; rtems_unsigned16 uaddr[2]; rtems_unsigned16 _rtemp; rtems_unsigned16 toseq; rtems_unsigned16 character[8]; rtems_unsigned16 rccm; rtems_unsigned16 rccr; rtems_unsigned16 rlbc; } uart; } un; } m8xxSCCparms_t; typedef struct m8xxSCCENparms_ { rtems_unsigned16 rbase; rtems_unsigned16 tbase; rtems_unsigned8 rfcr; rtems_unsigned8 tfcr; rtems_unsigned16 mrblr; rtems_unsigned32 _rstate; rtems_unsigned32 _pad0; rtems_unsigned16 _rbptr; rtems_unsigned16 _pad1; rtems_unsigned32 _pad2; rtems_unsigned32 _tstate; rtems_unsigned32 _pad3; rtems_unsigned16 _tbptr; rtems_unsigned16 _pad4; rtems_unsigned32 _pad5; rtems_unsigned32 _rcrc; rtems_unsigned32 _tcrc; union { struct { rtems_unsigned32 _res0; rtems_unsigned32 _res1; rtems_unsigned16 max_idl; rtems_unsigned16 _idlc; rtems_unsigned16 brkcr; rtems_unsigned16 parec; rtems_unsigned16 frmec; rtems_unsigned16 nosec; rtems_unsigned16 brkec; rtems_unsigned16 brkln; rtems_unsigned16 uaddr[2]; rtems_unsigned16 _rtemp; rtems_unsigned16 toseq; rtems_unsigned16 character[8]; rtems_unsigned16 rccm; rtems_unsigned16 rccr; rtems_unsigned16 rlbc; } uart; struct { rtems_unsigned32 c_pres; rtems_unsigned32 c_mask; rtems_unsigned32 crcec; rtems_unsigned32 alec; rtems_unsigned32 disfc; rtems_unsigned16 pads; rtems_unsigned16 ret_lim; rtems_unsigned16 _ret_cnt; rtems_unsigned16 mflr; rtems_unsigned16 minflr; rtems_unsigned16 maxd1; rtems_unsigned16 maxd2; rtems_unsigned16 _maxd; rtems_unsigned16 dma_cnt; rtems_unsigned16 _max_b; rtems_unsigned16 gaddr1; rtems_unsigned16 gaddr2; rtems_unsigned16 gaddr3; rtems_unsigned16 gaddr4; rtems_unsigned32 _tbuf0data0; rtems_unsigned32 _tbuf0data1; rtems_unsigned32 _tbuf0rba0; rtems_unsigned32 _tbuf0crc; rtems_unsigned16 _tbuf0bcnt; rtems_unsigned16 paddr_h; rtems_unsigned16 paddr_m; rtems_unsigned16 paddr_l; rtems_unsigned16 p_per; rtems_unsigned16 _rfbd_ptr; rtems_unsigned16 _tfbd_ptr; rtems_unsigned16 _tlbd_ptr; rtems_unsigned32 _tbuf1data0; rtems_unsigned32 _tbuf1data1; rtems_unsigned32 _tbuf1rba0; rtems_unsigned32 _tbuf1crc; rtems_unsigned16 _tbuf1bcnt; rtems_unsigned16 _tx_len; rtems_unsigned16 iaddr1; rtems_unsigned16 iaddr2; rtems_unsigned16 iaddr3; rtems_unsigned16 iaddr4; rtems_unsigned16 _boff_cnt; rtems_unsigned16 taddr_l; rtems_unsigned16 taddr_m; rtems_unsigned16 taddr_h; } ethernet; } un; } m8xxSCCENparms_t; /* * Receive and transmit function code register bits * These apply to the function code registers of all devices, not just SCC. */ #define M8xx_RFCR_BO(x) ((x)<<3) #define M8xx_RFCR_MOT (2<<3) #define M8xx_RFCR_DMA_SPACE(x) (x) #define M8xx_TFCR_BO(x) ((x)<<3) #define M8xx_TFCR_MOT (2<<3) #define M8xx_TFCR_DMA_SPACE(x) (x) /* * Event and mask registers (SCCE, SCCM) */ #define M8xx_SCCE_BRKE (1<<6) #define M8xx_SCCE_BRK (1<<4) #define M8xx_SCCE_BSY (1<<2) #define M8xx_SCCE_TX (1<<1) #define M8xx_SCCE_RX (1<<0) /* ************************************************************************* * Serial Management Controllers * ************************************************************************* */ typedef struct m8xxSMCparms_ { rtems_unsigned16 rbase; rtems_unsigned16 tbase; rtems_unsigned8 rfcr; rtems_unsigned8 tfcr; rtems_unsigned16 mrblr; rtems_unsigned32 _rstate; rtems_unsigned32 _pad0; rtems_unsigned16 _rbptr; rtems_unsigned16 _pad1; rtems_unsigned32 _pad2; rtems_unsigned32 _tstate; rtems_unsigned32 _pad3; rtems_unsigned16 _tbptr; rtems_unsigned16 _pad4; rtems_unsigned32 _pad5; union { struct { rtems_unsigned16 max_idl; rtems_unsigned16 _idlc; rtems_unsigned16 brkln; rtems_unsigned16 brkec; rtems_unsigned16 brkcr; rtems_unsigned16 _r_mask; } uart; struct { rtems_unsigned16 _pad0[5]; } transparent; } un; } m8xxSMCparms_t; /* * Mode register */ #define M8xx_SMCMR_CLEN(x) ((x)<<11) /* Character length */ #define M8xx_SMCMR_2STOP (1<<10) /* 2 stop bits */ #define M8xx_SMCMR_PARITY (1<<9) /* Enable parity */ #define M8xx_SMCMR_EVEN (1<<8) /* Even parity */ #define M8xx_SMCMR_SM_GCI (0<<4) /* GCI Mode */ #define M8xx_SMCMR_SM_UART (2<<4) /* UART Mode */ #define M8xx_SMCMR_SM_TRANSPARENT (3<<4) /* Transparent Mode */ #define M8xx_SMCMR_DM_LOOPBACK (1<<2) /* Local loopback mode */ #define M8xx_SMCMR_DM_ECHO (2<<2) /* Echo mode */ #define M8xx_SMCMR_TEN (1<<1) /* Enable transmitter */ #define M8xx_SMCMR_REN (1<<0) /* Enable receiver */ /* * Event and mask registers (SMCE, SMCM) */ #define M8xx_SMCE_BRKE (1<<6) #define M8xx_SMCE_BRK (1<<4) #define M8xx_SMCE_BSY (1<<2) #define M8xx_SMCE_TX (1<<1) #define M8xx_SMCE_RX (1<<0) /* ************************************************************************* * Serial Peripheral Interface * ************************************************************************* */ typedef struct m8xxSPIparms_ { rtems_unsigned16 rbase; rtems_unsigned16 tbase; rtems_unsigned8 rfcr; rtems_unsigned8 tfcr; rtems_unsigned16 mrblr; rtems_unsigned32 _rstate; rtems_unsigned32 _pad0; rtems_unsigned16 _rbptr; rtems_unsigned16 _pad1; rtems_unsigned32 _pad2; rtems_unsigned32 _tstate; rtems_unsigned32 _pad3; rtems_unsigned16 _tbptr; rtems_unsigned16 _pad4; rtems_unsigned32 _pad5; } m8xxSPIparms_t; /* * Mode register (SPMODE) */ #define M8xx_SPMODE_LOOP (1<<14) /* Local loopback mode */ #define M8xx_SPMODE_CI (1<<13) /* Clock invert */ #define M8xx_SPMODE_CP (1<<12) /* Clock phase */ #define M8xx_SPMODE_DIV16 (1<<11) /* Divide BRGCLK by 16 */ #define M8xx_SPMODE_REV (1<<10) /* Reverse data */ #define M8xx_SPMODE_MASTER (1<<9) /* SPI is master */ #define M8xx_SPMODE_EN (1<<8) /* Enable SPI */ #define M8xx_SPMODE_CLEN(x) ((x)<<4) /* Character length */ #define M8xx_SPMODE_PM(x) (x) /* Prescaler modulus */ /* * Mode register (SPCOM) */ #define M8xx_SPCOM_STR (1<<7) /* Start transmit */ /* * Event and mask registers (SPIE, SPIM) */ #define M8xx_SPIE_MME (1<<5) /* Multi-master error */ #define M8xx_SPIE_TXE (1<<4) /* Tx error */ #define M8xx_SPIE_BSY (1<<2) /* Busy condition*/ #define M8xx_SPIE_TXB (1<<1) /* Tx buffer */ #define M8xx_SPIE_RXB (1<<0) /* Rx buffer */ /* ************************************************************************* * SDMA (SCC, SMC, SPI) Buffer Descriptors * ************************************************************************* */ typedef struct m8xxBufferDescriptor_ { rtems_unsigned16 status; rtems_unsigned16 length; volatile void *buffer; } m8xxBufferDescriptor_t; /* * Bits in receive buffer descriptor status word */ #define M8xx_BD_EMPTY (1<<15) /* Ethernet, SCC UART, SMC UART, SPI */ #define M8xx_BD_WRAP (1<<13) /* Ethernet, SCC UART, SMC UART, SPI */ #define M8xx_BD_INTERRUPT (1<<12) /* Ethernet, SCC UART, SMC UART, SPI */ #define M8xx_BD_LAST (1<<11) /* Ethernet, SPI */ #define M8xx_BD_CONTROL_CHAR (1<<11) /* SCC UART */ #define M8xx_BD_FIRST_IN_FRAME (1<<10) /* Ethernet */ #define M8xx_BD_ADDRESS (1<<10) /* SCC UART */ #define M8xx_BD_CONTINUOUS (1<<9) /* SCC UART, SMC UART, SPI */ #define M8xx_BD_MISS (1<<8) /* Ethernet */ #define M8xx_BD_IDLE (1<<8) /* SCC UART, SMC UART */ #define M8xx_BD_ADDRSS_MATCH (1<<7) /* SCC UART */ #define M8xx_BD_LONG (1<<5) /* Ethernet */ #define M8xx_BD_BREAK (1<<5) /* SCC UART, SMC UART */ #define M8xx_BD_NONALIGNED (1<<4) /* Ethernet */ #define M8xx_BD_FRAMING_ERROR (1<<4) /* SCC UART, SMC UART */ #define M8xx_BD_SHORT (1<<3) /* Ethernet */ #define M8xx_BD_PARITY_ERROR (1<<3) /* SCC UART, SMC UART */ #define M8xx_BD_CRC_ERROR (1<<2) /* Ethernet */ #define M8xx_BD_OVERRUN (1<<1) /* Ethernet, SCC UART, SMC UART, SPI */ #define M8xx_BD_COLLISION (1<<0) /* Ethernet */ #define M8xx_BD_CARRIER_LOST (1<<0) /* SCC UART, SMC UART */ #define M8xx_BD_MASTER_ERROR (1<<0) /* SPI */ /* * Bits in transmit buffer descriptor status word * Many bits have the same meaning as those in receiver buffer descriptors. */ #define M8xx_BD_READY (1<<15) /* Ethernet, SCC UART, SMC UART, SPI */ #define M8xx_BD_PAD (1<<14) /* Ethernet */ #define M8xx_BD_CTS_REPORT (1<<11) /* SCC UART */ #define M8xx_BD_TX_CRC (1<<10) /* Ethernet */ #define M8xx_BD_DEFER (1<<9) /* Ethernet */ #define M8xx_BD_HEARTBEAT (1<<8) /* Ethernet */ #define M8xx_BD_PREAMBLE (1<<8) /* SCC UART, SMC UART */ #define M8xx_BD_LATE_COLLISION (1<<7) /* Ethernet */ #define M8xx_BD_NO_STOP_BIT (1<<7) /* SCC UART */ #define M8xx_BD_RETRY_LIMIT (1<<6) /* Ethernet */ #define M8xx_BD_RETRY_COUNT(x) (((x)&0x3C)>>2) /* Ethernet */ #define M8xx_BD_UNDERRUN (1<<1) /* Ethernet, SPI */ #define M8xx_BD_CARRIER_LOST (1<<0) /* Ethernet */ #define M8xx_BD_CTS_LOST (1<<0) /* SCC UART */ /* ************************************************************************* * IDMA Buffer Descriptors * ************************************************************************* */ typedef struct m8xxIDMABufferDescriptor_ { rtems_unsigned16 status; rtems_unsigned8 dfcr; rtems_unsigned8 sfcr; rtems_unsigned32 length; void *source; void *destination; } m8xxIDMABufferDescriptor_t; /* ************************************************************************* * RISC Communication Processor Module Command Register (CR) * ************************************************************************* */ #define M8xx_CR_RST (1<<15) /* Reset communication processor */ #define M8xx_CR_OP_INIT_RX_TX (0<<8) /* SCC, SMC UART, SMC GCI, SPI */ #define M8xx_CR_OP_INIT_RX (1<<8) /* SCC, SMC UART, SPI */ #define M8xx_CR_OP_INIT_TX (2<<8) /* SCC, SMC UART, SPI */ #define M8xx_CR_OP_INIT_HUNT (3<<8) /* SCC, SMC UART */ #define M8xx_CR_OP_STOP_TX (4<<8) /* SCC, SMC UART */ #define M8xx_CR_OP_GR_STOP_TX (5<<8) /* SCC */ #define M8xx_CR_OP_INIT_IDMA (5<<8) /* IDMA */ #define M8xx_CR_OP_RESTART_TX (6<<8) /* SCC, SMC UART */ #define M8xx_CR_OP_CLOSE_RX_BD (7<<8) /* SCC, SMC UART, SPI */ #define M8xx_CR_OP_SET_GRP_ADDR (8<<8) /* SCC */ #define M8xx_CR_OP_SET_TIMER (8<<8) /* Timer */ #define M8xx_CR_OP_GCI_TIMEOUT (9<<8) /* SMC GCI */ #define M8xx_CR_OP_RESERT_BCS (10<<8) /* SCC */ #define M8xx_CR_OP_GCI_ABORT (10<<8) /* SMC GCI */ #define M8xx_CR_OP_STOP_IDMA (11<<8) /* IDMA */ #define M8xx_CR_OP_START_DSP (12<<8) /* DSP */ #define M8xx_CR_OP_INIT_DSP (13<<8) /* DSP */ #define M8xx_CR_CHAN_SCC1 (0<<4) /* Channel selection */ #define M8xx_CR_CHAN_I2C (1<<4) #define M8xx_CR_CHAN_IDMA1 (1<<4) #define M8xx_CR_CHAN_SCC2 (4<<4) #define M8xx_CR_CHAN_SPI (5<<4) #define M8xx_CR_CHAN_IDMA2 (5<<4) #define M8xx_CR_CHAN_TIMER (5<<4) #define M8xx_CR_CHAN_SCC3 (8<<4) #define M8xx_CR_CHAN_SMC1 (9<<4) #define M8xx_CR_CHAN_DSP1 (9<<4) #define M8xx_CR_CHAN_SCC4 (12<<4) #define M8xx_CR_CHAN_SMC2 (13<<4) #define M8xx_CR_CHAN_DSP2 (13<<4) #define M8xx_CR_FLG (1<<0) /* Command flag */ /* ************************************************************************* * System Protection Control Register (SYPCR) * ************************************************************************* */ #define M8xx_SYPCR_SWTC(x) ((x)<<16) /* Software watchdog timer count */ #define M8xx_SYPCR_BMT(x) ((x)<<8) /* Bus monitor timing */ #define M8xx_SYPCR_BME (1<<7) /* Bus monitor enable */ #define M8xx_SYPCR_SWF (1<<3) /* Software watchdog freeze */ #define M8xx_SYPCR_SWE (1<<2) /* Software watchdog enable */ #define M8xx_SYPCR_SWRI (1<<1) /* Watchdog reset/interrupt sel. */ #define M8xx_SYPCR_SWP (1<<0) /* Software watchdog prescale */ /* ************************************************************************* * Memory Control Registers * ************************************************************************* */ #define M8xx_UPM_AMX_8col (0<<20) /* 8 column DRAM */ #define M8xx_UPM_AMX_9col (1<<20) /* 9 column DRAM */ #define M8xx_UPM_AMX_10col (2<<20) /* 10 column DRAM */ #define M8xx_UPM_AMX_11col (3<<20) /* 11 column DRAM */ #define M8xx_UPM_AMX_12col (4<<20) /* 12 column DRAM */ #define M8xx_UPM_AMX_13col (5<<20) /* 13 column DRAM */ #define M8xx_MSR_PER(x) (0x100<<(7-x)) /* Perity error bank (x) */ #define M8xx_MSR_WPER (1<<7) /* Write protection error */ #define M8xx_MPTPR_PTP(x) ((x)<<8) /* Periodic timer prescaler */ #define M8xx_BR_BA(x) ((x)&0xffff8000) /* Base address */ #define M8xx_BR_AT(x) ((x)<<12) /* Address type */ #define M8xx_BR_PS8 (1<<10) /* 8 bit port */ #define M8xx_BR_PS16 (2<<10) /* 16 bit port */ #define M8xx_BR_PS32 (0<<10) /* 32 bit port */ #define M8xx_BR_PARE (1<<9) /* Parity checking enable */ #define M8xx_BR_WP (1<<8) /* Write protect */ #define M8xx_BR_MS_GPCM (0<<6) /* GPCM */ #define M8xx_BR_MS_UPMA (2<<6) /* UPM A */ #define M8xx_BR_MS_UPMB (3<<6) /* UPM B */ #define M8xx_MEMC_BR_V (1<<0) /* Base/Option register are valid */ #define M8xx_MEMC_OR_32K 0xffff8000 /* Address range */ #define M8xx_MEMC_OR_64K 0xffff0000 #define M8xx_MEMC_OR_128K 0xfffe0000 #define M8xx_MEMC_OR_256K 0xfffc0000 #define M8xx_MEMC_OR_512K 0xfff80000 #define M8xx_MEMC_OR_1M 0xfff00000 #define M8xx_MEMC_OR_2M 0xffe00000 #define M8xx_MEMC_OR_4M 0xffc00000 #define M8xx_MEMC_OR_8M 0xff800000 #define M8xx_MEMC_OR_16M 0xff000000 #define M8xx_MEMC_OR_32M 0xfe000000 #define M8xx_MEMC_OR_64M 0xfc000000 #define M8xx_MEMC_OR_128 0xf8000000 #define M8xx_MEMC_OR_256M 0xf0000000 #define M8xx_MEMC_OR_512M 0xe0000000 #define M8xx_MEMC_OR_1G 0xc0000000 #define M8xx_MEMC_OR_2G 0x80000000 #define M8xx_MEMC_OR_4G 0x00000000 #define M8xx_MEMC_OR_ATM(x) ((x)<<12) /* Address type mask */ #define M8xx_MEMC_OR_CSNT (1<<11) /* Chip select is negated early */ #define M8xx_MEMC_OR_SAM (1<<11) /* Address lines are multiplexed */ #define M8xx_MEMC_OR_ACS_NORM (0<<9) /* *CS asserted with addr lines */ #define M8xx_MEMC_OR_ACS_QRTR (2<<9) /* *CS asserted 1/4 after addr */ #define M8xx_MEMC_OR_ACS_HALF (3<<9) /* *CS asserted 1/2 after addr */ #define M8xx_MEMC_OR_BI (1<<8) /* Burst inhibit */ #define M8xx_MEMC_OR_SCY(x) ((x)<<4) /* Cycle length in clocks */ #define M8xx_MEMC_OR_SETA (1<<3) /* *TA generated externally */ #define M8xx_MEMC_OR_TRLX (1<<2) /* Relaxed timing in GPCM */ #define M8xx_MEMC_OR_EHTR (1<<1) /* Extended hold time on reads */ /* ************************************************************************* * UPM Registers (MxMR) * ************************************************************************* */ #define M8xx_MEMC_MMR_PTP(x) ((x)<<24) /* Periodic timer period */ #define M8xx_MEMC_MMR_PTE (1<<23) /* Periodic timer enable */ #define M8xx_MEMC_MMR_DSP(x) ((x)<<17) /* Disable timer period */ #define M8xx_MEMC_MMR_G0CL(x) ((x)<<13) /* General line 0 control */ #define M8xx_MEMC_MMR_UPWAIT (1<<12) /* GPL_x4 is UPWAITx */ #define M8xx_MEMC_MMR_RLF(x) ((x)<<8) /* Read loop field */ #define M8xx_MEMC_MMR_WLF(x) ((x)<<4) /* Write loop field */ #define M8xx_MEMC_MMR_TLF(x) ((x)<<0) /* Timer loop field */ /* ************************************************************************* * Memory Command Register (MCR) * ************************************************************************* */ #define M8xx_MEMC_MCR_WRITE (0<<30) /* WRITE command */ #define M8xx_MEMC_MCR_READ (1<<30) /* READ command */ #define M8xx_MEMC_MCR_RUN (2<<30) /* RUN command */ #define M8xx_MEMC_MCR_UPMA (0<<23) /* Cmd is for UPMA */ #define M8xx_MEMC_MCR_UPMB (1<<23) /* Cmd is for UPMB */ #define M8xx_MEMC_MCR_MB(x) ((x)<<13) /* Memory bank when RUN cmd */ #define M8xx_MEMC_MCR_MCLF(x) ((x)<<8) /* Memory command loop field */ #define M8xx_MEMC_MCR_MAD(x) (x) /* Machine address */ /* ************************************************************************* * SI Mode Register (SIMODE) * ************************************************************************* */ #define M8xx_SI_SMC2_BITS 0xFFFF0000 /* All SMC2 bits */ #define M8xx_SI_SMC2_TDM (1<<31) /* Multiplexed SMC2 */ #define M8xx_SI_SMC2_BRG1 (0<<28) /* SMC2 clock souce */ #define M8xx_SI_SMC2_BRG2 (1<<28) #define M8xx_SI_SMC2_BRG3 (2<<28) #define M8xx_SI_SMC2_BRG4 (3<<28) #define M8xx_SI_SMC2_CLK5 (0<<28) #define M8xx_SI_SMC2_CLK6 (1<<28) #define M8xx_SI_SMC2_CLK7 (2<<28) #define M8xx_SI_SMC2_CLK8 (3<<28) #define M8xx_SI_SMC1_BITS 0x0000FFFF /* All SMC1 bits */ #define M8xx_SI_SMC1_TDM (1<<15) /* Multiplexed SMC1 */ #define M8xx_SI_SMC1_BRG1 (0<<12) /* SMC1 clock souce */ #define M8xx_SI_SMC1_BRG2 (1<<12) #define M8xx_SI_SMC1_BRG3 (2<<12) #define M8xx_SI_SMC1_BRG4 (3<<12) #define M8xx_SI_SMC1_CLK1 (0<<12) #define M8xx_SI_SMC1_CLK2 (1<<12) #define M8xx_SI_SMC1_CLK3 (2<<12) #define M8xx_SI_SMC1_CLK4 (3<<12) /* ************************************************************************* * SDMA Configuration Register (SDCR) * ************************************************************************* */ #define M8xx_SDCR_FREEZE (2<<13) /* Freeze on next bus cycle */ #define M8xx_SDCR_RAID_5 (1<<0) /* Normal arbitration ID */ /* ************************************************************************* * SDMA Status Register (SDSR) * ************************************************************************* */ #define M8xx_SDSR_SBER (1<<7) /* SDMA Channel bus error */ #define M8xx_SDSR_DSP2 (1<<1) /* DSP Chain 2 interrupt */ #define M8xx_SDSR_DSP1 (1<<0) /* DSP Chain 1 interrupt */ /* ************************************************************************* * Baud (sic) Rate Generators * ************************************************************************* */ #define M8xx_BRG_RST (1<<17) /* Reset generator */ #define M8xx_BRG_EN (1<<16) /* Enable generator */ #define M8xx_BRG_EXTC_BRGCLK (0<<14) /* Source is BRGCLK */ #define M8xx_BRG_EXTC_CLK2 (1<<14) /* Source is CLK2 pin */ #define M8xx_BRG_EXTC_CLK6 (2<<14) /* Source is CLK6 pin */ #define M8xx_BRG_ATB (1<<13) /* Autobaud */ #define M8xx_BRG_115200 (21<<1) /* Assume 40 MHz clock */ #define M8xx_BRG_57600 (32<<1) #define M8xx_BRG_38400 (64<<1) #define M8xx_BRG_19200 (129<<1) #define M8xx_BRG_9600 (259<<1) #define M8xx_BRG_4800 (520<<1) #define M8xx_BRG_2400 (1040<<1) #define M8xx_BRG_1200 (2082<<1) #define M8xx_BRG_600 ((259<<1) | 1) #define M8xx_BRG_300 ((520<<1) | 1) #define M8xx_BRG_150 ((1040<<1) | 1) #define M8xx_BRG_75 ((2080<<1) | 1) #define M8xx_TGCR_CAS4 (1<<15) /* Cascade timers 3 and 4 */ #define M8xx_TGCR_CAS2 (1<<7) /* Cascade timers 1 and 2 */ #define M8xx_TGCR_FRZ1 (1<<2) /* Halt timer if FREEZE asserted */ #define M8xx_TGCR_FRZ2 (1<<6) /* Halt timer if FREEZE asserted */ #define M8xx_TGCR_FRZ3 (1<<10) /* Halt timer if FREEZE asserted */ #define M8xx_TGCR_FRZ4 (1<<14) /* Halt timer if FREEZE asserted */ #define M8xx_TGCR_STP1 (1<<1) /* Stop timer */ #define M8xx_TGCR_STP2 (1<<5) /* Stop timer */ #define M8xx_TGCR_STP3 (1<<9) /* Stop timer */ #define M8xx_TGCR_STP4 (1<<13) /* Stop timer */ #define M8xx_TGCR_RST1 (1<<0) /* Enable timer */ #define M8xx_TGCR_RST2 (1<<4) /* Enable timer */ #define M8xx_TGCR_RST3 (1<<8) /* Enable timer */ #define M8xx_TGCR_RST4 (1<<12) /* Enable timer */ #define M8xx_TGCR_GM1 (1<<3) /* Gate Mode 1 for TMR1 or TMR2 */ #define M8xx_TGCR_GM2 (1<<11) /* Gate Mode 2 for TMR3 or TMR4 */ #define M8xx_TMR_PS(x) ((x)<<8) /* Timer prescaler */ #define M8xx_TMR_CE_RISE (1<<6) /* Capture on rising edge */ #define M8xx_TMR_CE_FALL (2<<6) /* Capture on falling edge */ #define M8xx_TMR_CE_ANY (3<<6) /* Capture on any edge */ #define M8xx_TMR_OM_TOGGLE (1<<5) /* Toggle TOUTx pin */ #define M8xx_TMR_ORI (1<<4) /* Interrupt on reaching reference */ #define M8xx_TMR_RESTART (1<<3) /* Restart timer after reference */ #define M8xx_TMR_ICLK_INT (1<<1) /* Internal clock is timer source */ #define M8xx_TMR_ICLK_INT16 (2<<1) /* Internal clock/16 is tmr src */ #define M8xx_TMR_ICLK_TIN (3<<1) /* TIN pin is timer source */ #define M8xx_TMR_TGATE (1<<0) /* TGATE controls timer */ #define M8xx_PISCR_PIRQ(x) (1<<(15-x)) /* PIT interrupt level */ #define M8xx_PISCR_PS (1<<7) /* PIT Interrupt state */ #define M8xx_PISCR_PIE (1<<2) /* PIT interrupt enable */ #define M8xx_PISCR_PITF (1<<1) /* Stop timer when freeze asserted */ #define M8xx_PISCR_PTE (1<<0) /* PIT enable */ #define M8xx_TBSCR_TBIRQ(x) (1<<(15-x)) /* TB interrupt level */ #define M8xx_TBSCR_REFA (1<<7) /* TB matches TBREFF0 */ #define M8xx_TBSCR_REFB (1<<6) /* TB matches TBREFF1 */ #define M8xx_TBSCR_REFAE (1<<3) /* Enable ints for REFA */ #define M8xx_TBSCR_REFBE (1<<2) /* Enable ints for REFB */ #define M8xx_TBSCR_TBF (1<<1) /* TB stops on FREEZE */ #define M8xx_TBSCR_TBE (1<<0) /* enable TB and decrementer */ #define M8xx_SIMASK_IRM0 (1<<31) #define M8xx_SIMASK_LVM0 (1<<30) #define M8xx_SIMASK_IRM1 (1<<29) #define M8xx_SIMASK_LVM1 (1<<28) #define M8xx_SIMASK_IRM2 (1<<27) #define M8xx_SIMASK_LVM2 (1<<26) #define M8xx_SIMASK_IRM3 (1<<25) #define M8xx_SIMASK_LVM3 (1<<24) #define M8xx_SIMASK_IRM4 (1<<23) #define M8xx_SIMASK_LVM4 (1<<22) #define M8xx_SIMASK_IRM5 (1<<21) #define M8xx_SIMASK_LVM5 (1<<20) #define M8xx_SIMASK_IRM6 (1<<19) #define M8xx_SIMASK_LVM6 (1<<18) #define M8xx_SIMASK_IRM7 (1<<17) #define M8xx_SIMASK_LVM7 (1<<16) #define M8xx_SIUMCR_EARB (1<<31) #define M8xx_SIUMCR_EARP0 (0<<28) #define M8xx_SIUMCR_EARP1 (1<<28) #define M8xx_SIUMCR_EARP2 (2<<28) #define M8xx_SIUMCR_EARP3 (3<<28) #define M8xx_SIUMCR_EARP4 (4<<28) #define M8xx_SIUMCR_EARP5 (5<<28) #define M8xx_SIUMCR_EARP6 (6<<28) #define M8xx_SIUMCR_EARP7 (7<<28) #define M8xx_SIUMCR_DSHW (1<<23) #define M8xx_SIUMCR_DBGC0 (0<<21) #define M8xx_SIUMCR_DBGC1 (1<<21) #define M8xx_SIUMCR_DBGC2 (2<<21) #define M8xx_SIUMCR_DBGC3 (3<<21) #define M8xx_SIUMCR_DBPC0 (0<<19) #define M8xx_SIUMCR_DBPC1 (1<<19) #define M8xx_SIUMCR_DBPC2 (2<<19) #define M8xx_SIUMCR_DBPC3 (3<<19) #define M8xx_SIUMCR_FRC (1<<17) #define M8xx_SIUMCR_DLK (1<<16) #define M8xx_SIUMCR_PNCS (1<<15) #define M8xx_SIUMCR_OPAR (1<<14) #define M8xx_SIUMCR_DPC (1<<13) #define M8xx_SIUMCR_MPRE (1<<12) #define M8xx_SIUMCR_MLRC0 (0<<10) #define M8xx_SIUMCR_MLRC1 (1<<10) #define M8xx_SIUMCR_MLRC2 (2<<10) #define M8xx_SIUMCR_MLRC3 (3<<10) #define M8xx_SIUMCR_AEME (1<<9) #define M8xx_SIUMCR_SEME (1<<8) #define M8xx_SIUMCR_BSC (1<<7) #define M8xx_SIUMCR_GB5E (1<<6) #define M8xx_SIUMCR_B2DD (1<<5) #define M8xx_SIUMCR_B3DD (1<<4) /* * Value to write to a key register to unlock the corresponding SIU register */ #define M8xx_UNLOCK_KEY 0x55CCAA33 /* ************************************************************************* * MPC8xx INTERNAL MEMORY MAP REGISTERS (IMMR provides base address) * ************************************************************************* */ typedef struct m8xx_ { /* * SIU Block */ rtems_unsigned32 siumcr; rtems_unsigned32 sypcr; #if defined(mpc860) rtems_unsigned32 swt; #elif defined(mpc821) rtems_unsigned32 _pad70; #endif rtems_unsigned16 _pad0; rtems_unsigned16 swsr; rtems_unsigned32 sipend; rtems_unsigned32 simask; rtems_unsigned32 siel; rtems_unsigned32 sivec; rtems_unsigned32 tesr; rtems_unsigned32 _pad1[3]; rtems_unsigned32 sdcr; rtems_unsigned8 _pad2[0x80-0x34]; /* * PCMCIA Block */ rtems_unsigned32 pbr0; rtems_unsigned32 por0; rtems_unsigned32 pbr1; rtems_unsigned32 por1; rtems_unsigned32 pbr2; rtems_unsigned32 por2; rtems_unsigned32 pbr3; rtems_unsigned32 por3; rtems_unsigned32 pbr4; rtems_unsigned32 por4; rtems_unsigned32 pbr5; rtems_unsigned32 por5; rtems_unsigned32 pbr6; rtems_unsigned32 por6; rtems_unsigned32 pbr7; rtems_unsigned32 por7; rtems_unsigned8 _pad3[0xe0-0xc0]; rtems_unsigned32 pgcra; rtems_unsigned32 pgcrb; rtems_unsigned32 pscr; rtems_unsigned32 _pad4; rtems_unsigned32 pipr; rtems_unsigned32 _pad5; rtems_unsigned32 per; rtems_unsigned32 _pad6; /* * MEMC Block */ m8xxMEMCRegisters_t memc[8]; rtems_unsigned8 _pad7[0x164-0x140]; rtems_unsigned32 mar; rtems_unsigned32 mcr; rtems_unsigned32 _pad8; rtems_unsigned32 mamr; rtems_unsigned32 mbmr; rtems_unsigned16 mstat; rtems_unsigned16 mptpr; rtems_unsigned32 mdr; rtems_unsigned8 _pad9[0x200-0x180]; /* * System integration timers */ rtems_unsigned16 tbscr; rtems_unsigned16 _pad10; rtems_unsigned32 tbreff0; rtems_unsigned32 tbreff1; rtems_unsigned8 _pad11[0x220-0x20c]; rtems_unsigned16 rtcsc; rtems_unsigned16 _pad12; rtems_unsigned32 rtc; rtems_unsigned32 rtsec; rtems_unsigned32 rtcal; rtems_unsigned32 _pad13[4]; rtems_unsigned16 piscr; rtems_unsigned16 _pad14; rtems_unsigned16 pitc; rtems_unsigned16 _pad_14_1; rtems_unsigned16 pitr; rtems_unsigned16 _pad_14_2; rtems_unsigned8 _pad15[0x280-0x24c]; /* * Clocks and Reset */ rtems_unsigned32 sccr; rtems_unsigned32 plprcr; rtems_unsigned32 rsr; rtems_unsigned8 _pad16[0x300-0x28c]; /* * System integration timers keys */ rtems_unsigned32 tbscrk; rtems_unsigned32 tbreff0k; rtems_unsigned32 tbreff1k; rtems_unsigned32 tbk; rtems_unsigned32 _pad17[4]; rtems_unsigned32 rtcsk; rtems_unsigned32 rtck; rtems_unsigned32 rtseck; rtems_unsigned32 rtcalk; rtems_unsigned32 _pad18[4]; rtems_unsigned32 piscrk; rtems_unsigned32 pitck; rtems_unsigned8 _pad19[0x380-0x348]; /* * Clocks and Reset Keys */ rtems_unsigned32 sccrk; rtems_unsigned32 plprck; rtems_unsigned32 rsrk; rtems_unsigned8 _pad20[0x400-0x38c]; rtems_unsigned8 _pad21[0x800-0x400]; rtems_unsigned8 _pad22[0x860-0x800]; /* * I2C */ rtems_unsigned8 i2mod; rtems_unsigned8 _pad23[3]; rtems_unsigned8 i2add; rtems_unsigned8 _pad24[3]; rtems_unsigned8 i2brg; rtems_unsigned8 _pad25[3]; rtems_unsigned8 i2com; rtems_unsigned8 _pad26[3]; rtems_unsigned8 i2cer; rtems_unsigned8 _pad27[3]; rtems_unsigned8 i2cmr; rtems_unsigned8 _pad28[0x900-0x875]; /* * DMA Block */ rtems_unsigned32 _pad29; rtems_unsigned32 sdar; rtems_unsigned8 sdsr; rtems_unsigned8 _pad30[3]; rtems_unsigned8 sdmr; rtems_unsigned8 _pad31[3]; rtems_unsigned8 idsr1; rtems_unsigned8 _pad32[3]; rtems_unsigned8 idmr1; rtems_unsigned8 _pad33[3]; rtems_unsigned8 idsr2; rtems_unsigned8 _pad34[3]; rtems_unsigned8 idmr2; rtems_unsigned8 _pad35[0x930-0x91d]; /* * CPM Interrupt Control Block */ rtems_unsigned16 civr; rtems_unsigned8 _pad36[14]; rtems_unsigned32 cicr; rtems_unsigned32 cipr; rtems_unsigned32 cimr; rtems_unsigned32 cisr; /* * I/O Port Block */ rtems_unsigned16 padir; rtems_unsigned16 papar; rtems_unsigned16 paodr; rtems_unsigned16 padat; rtems_unsigned8 _pad37[8]; rtems_unsigned16 pcdir; rtems_unsigned16 pcpar; rtems_unsigned16 pcso; rtems_unsigned16 pcdat; rtems_unsigned16 pcint; rtems_unsigned8 _pad39[6]; rtems_unsigned16 pddir; rtems_unsigned16 pdpar; rtems_unsigned16 _pad40; rtems_unsigned16 pddat; rtems_unsigned8 _pad41[8]; /* * CPM Timers Block */ rtems_unsigned16 tgcr; rtems_unsigned8 _pad42[14]; rtems_unsigned16 tmr1; rtems_unsigned16 tmr2; rtems_unsigned16 trr1; rtems_unsigned16 trr2; rtems_unsigned16 tcr1; rtems_unsigned16 tcr2; rtems_unsigned16 tcn1; rtems_unsigned16 tcn2; rtems_unsigned16 tmr3; rtems_unsigned16 tmr4; rtems_unsigned16 trr3; rtems_unsigned16 trr4; rtems_unsigned16 tcr3; rtems_unsigned16 tcr4; rtems_unsigned16 tcn3; rtems_unsigned16 tcn4; rtems_unsigned16 ter1; rtems_unsigned16 ter2; rtems_unsigned16 ter3; rtems_unsigned16 ter4; rtems_unsigned8 _pad43[8]; /* * CPM Block */ rtems_unsigned16 cpcr; rtems_unsigned16 _pad44; rtems_unsigned16 rccr; rtems_unsigned8 _pad45; rtems_unsigned8 rmds; rtems_unsigned32 rmdr; rtems_unsigned16 rctr1; rtems_unsigned16 rctr2; rtems_unsigned16 rctr3; rtems_unsigned16 rctr4; rtems_unsigned16 _pad46; rtems_unsigned16 rter; rtems_unsigned16 _pad47; rtems_unsigned16 rtmr; rtems_unsigned8 _pad48[0x9f0-0x9dc]; /* * BRG Block */ rtems_unsigned32 brgc1; rtems_unsigned32 brgc2; rtems_unsigned32 brgc3; rtems_unsigned32 brgc4; /* * SCC Block */ m8xxSCCRegisters_t scc1; m8xxSCCRegisters_t scc2; #if defined(mpc860) m8xxSCCRegisters_t scc3; m8xxSCCRegisters_t scc4; #elif defined(mpc821) rtems_unsigned8 _pad72[0xa80-0xa40]; #endif /* * SMC Block */ m8xxSMCRegisters_t smc1; m8xxSMCRegisters_t smc2; /* * SPI Block */ rtems_unsigned16 spmode; rtems_unsigned16 _pad49[2]; rtems_unsigned8 spie; rtems_unsigned8 _pad50; rtems_unsigned16 _pad51; rtems_unsigned8 spim; rtems_unsigned8 _pad52[2]; rtems_unsigned8 spcom; rtems_unsigned16 _pad53[2]; /* * PIP Block */ rtems_unsigned16 pipc; rtems_unsigned16 _pad54; rtems_unsigned16 ptpr; rtems_unsigned32 pbdir; rtems_unsigned32 pbpar; rtems_unsigned16 _pad55; rtems_unsigned16 pbodr; rtems_unsigned32 pbdat; rtems_unsigned32 _pad56[6]; /* * SI Block */ rtems_unsigned32 simode; rtems_unsigned8 sigmr; rtems_unsigned8 _pad57; rtems_unsigned8 sistr; rtems_unsigned8 sicmr; rtems_unsigned32 _pad58; rtems_unsigned32 sicr; rtems_unsigned16 sirp[2]; rtems_unsigned32 _pad59[3]; rtems_unsigned8 _pad60[0xc00-0xb00]; rtems_unsigned8 siram[512]; #if defined(mpc860) /* * This is only used on the MPC8xxT - for the Fast Ethernet Controller (FEC) */ m8xxFECRegisters_t fec; #elif defined(mpc821) rtems_unsigned8 lcdram[512]; #endif rtems_unsigned8 _pad62[0x2000-0x1000]; /* * Dual-port RAM */ rtems_unsigned8 dpram0[0x200]; /* BD/DATA/UCODE */ rtems_unsigned8 dpram1[0x200]; /* BD/DATA/UCODE */ rtems_unsigned8 dpram2[0x400]; /* BD/DATA/UCODE */ rtems_unsigned8 dpram3[0x600]; /* BD/DATA*/ rtems_unsigned8 dpram4[0x200]; /* BD/DATA/UCODE */ rtems_unsigned8 _pad63[0x3c00-0x3000]; /* When using SCC1 for ethernet, we lose the use of I2C since * their parameters would overlap. Motorola has a microcode * patch to move parameters around so that both can be used * together. It is available on their web site somewhere * under http://www.mot.com/mpc8xx. If ethernet is used on * one (or more) of the other SCCs, then other CPM features * will be unavailable: * SCC2 -> lose SPI * SCC3 -> lose SMC1 * SCC4 -> lose SMC2 * However, Ethernet only works on SCC1 on the 8xx. */ m8xxSCCENparms_t scc1p; rtems_unsigned8 _rsv1[0xCB0-0xC00-sizeof(m8xxSCCENparms_t)]; m8xxMiscParms_t miscp; rtems_unsigned8 _rsv2[0xcc0-0xCB0-sizeof(m8xxMiscParms_t)]; m8xxIDMAparms_t idma1p; rtems_unsigned8 _rsv3[0xd00-0xcc0-sizeof(m8xxIDMAparms_t)]; m8xxSCCparms_t scc2p; rtems_unsigned8 _rsv4[0xD80-0xD00-sizeof(m8xxSCCparms_t)]; m8xxSPIparms_t spip; rtems_unsigned8 _rsv5[0xDB0-0xD80-sizeof(m8xxSPIparms_t)]; m8xxTimerParms_t tmp; rtems_unsigned8 _rsv6[0xDC0-0xDB0-sizeof(m8xxTimerParms_t)]; m8xxIDMAparms_t idma2p; rtems_unsigned8 _rsv7[0xE00-0xDC0-sizeof(m8xxIDMAparms_t)]; m8xxSCCparms_t scc3p; /* Not available on MPC821 */ rtems_unsigned8 _rsv8[0xE80-0xE00-sizeof(m8xxSCCparms_t)]; m8xxSMCparms_t smc1p; rtems_unsigned8 _rsv9[0xEC0-0xE80-sizeof(m8xxSMCparms_t)]; m8xxDSPparms_t dsp1p; rtems_unsigned8 _rsv10[0xF00-0xEC0-sizeof(m8xxDSPparms_t)]; m8xxSCCparms_t scc4p; /* Not available on MPC821 */ rtems_unsigned8 _rsv11[0xF80-0xF00-sizeof(m8xxSCCparms_t)]; m8xxSMCparms_t smc2p; rtems_unsigned8 _rsv12[0xFC0-0xF80-sizeof(m8xxSMCparms_t)]; m8xxDSPparms_t dsp2p; rtems_unsigned8 _rsv13[0x1000-0xFC0-sizeof(m8xxDSPparms_t)]; } m8xx_t; extern volatile m8xx_t m8xx; #ifdef __cplusplus } #endif #endif /* ASM */ #endif /* __MPC8xx_h */