diff options
Diffstat (limited to 'arch/m68k/include/asm/m68360_regs.h')
| -rw-r--r-- | arch/m68k/include/asm/m68360_regs.h | 408 |
1 files changed, 408 insertions, 0 deletions
diff --git a/arch/m68k/include/asm/m68360_regs.h b/arch/m68k/include/asm/m68360_regs.h new file mode 100644 index 000000000000..d57217ca4f27 --- /dev/null +++ b/arch/m68k/include/asm/m68360_regs.h @@ -0,0 +1,408 @@ +/*********************************** + * $Id: m68360_regs.h,v 1.2 2002/10/26 15:03:55 gerg Exp $ + *********************************** + * + *************************************** + * Definitions of the QUICC registers + *************************************** + */ + +#ifndef __REGISTERS_H +#define __REGISTERS_H + +#define CLEAR_BIT(x, bit) x =bit + +/***************************************************************** + Command Register +*****************************************************************/ + +/* bit fields within command register */ +#define SOFTWARE_RESET 0x8000 +#define CMD_OPCODE 0x0f00 +#define CMD_CHANNEL 0x00f0 +#define CMD_FLAG 0x0001 + +/* general command opcodes */ +#define INIT_RXTX_PARAMS 0x0000 +#define INIT_RX_PARAMS 0x0100 +#define INIT_TX_PARAMS 0x0200 +#define ENTER_HUNT_MODE 0x0300 +#define STOP_TX 0x0400 +#define GR_STOP_TX 0x0500 +#define RESTART_TX 0x0600 +#define CLOSE_RX_BD 0x0700 +#define SET_ENET_GROUP 0x0800 +#define RESET_ENET_GROUP 0x0900 + +/* quicc32 CP commands */ +#define STOP_TX_32 0x0e00 /*add chan# bits 2-6 */ +#define ENTER_HUNT_MODE_32 0x1e00 + +/* quicc32 mask/event SCC register */ +#define GOV 0x01 +#define GUN 0x02 +#define GINT 0x04 +#define IQOV 0x08 + + +/* Timer commands */ +#define SET_TIMER 0x0800 + +/* Multi channel Interrupt structure */ +#define INTR_VALID 0x8000 /* Valid interrupt entry */ +#define INTR_WRAP 0x4000 /* Wrap bit in the interrupt entry table */ +#define INTR_CH_NU 0x07c0 /* Channel Num in interrupt table */ +#define INTR_MASK_BITS 0x383f + +/* + * General SCC mode register (GSMR) + */ + +#define MODE_HDLC 0x0 +#define MODE_APPLE_TALK 0x2 +#define MODE_SS7 0x3 +#define MODE_UART 0x4 +#define MODE_PROFIBUS 0x5 +#define MODE_ASYNC_HDLC 0x6 +#define MODE_V14 0x7 +#define MODE_BISYNC 0x8 +#define MODE_DDCMP 0x9 +#define MODE_MULTI_CHANNEL 0xa +#define MODE_ETHERNET 0xc + +#define DIAG_NORMAL 0x0 +#define DIAG_LOCAL_LPB 0x1 +#define DIAG_AUTO_ECHO 0x2 +#define DIAG_LBP_ECHO 0x3 + +/* For RENC and TENC fields in GSMR */ +#define ENC_NRZ 0x0 +#define ENC_NRZI 0x1 +#define ENC_FM0 0x2 +#define ENC_MANCH 0x4 +#define ENC_DIFF_MANC 0x6 + +/* For TDCR and RDCR fields in GSMR */ +#define CLOCK_RATE_1 0x0 +#define CLOCK_RATE_8 0x1 +#define CLOCK_RATE_16 0x2 +#define CLOCK_RATE_32 0x3 + +#define TPP_00 0x0 +#define TPP_10 0x1 +#define TPP_01 0x2 +#define TPP_11 0x3 + +#define TPL_NO 0x0 +#define TPL_8 0x1 +#define TPL_16 0x2 +#define TPL_32 0x3 +#define TPL_48 0x4 +#define TPL_64 0x5 +#define TPL_128 0x6 + +#define TSNC_INFINITE 0x0 +#define TSNC_14_65 0x1 +#define TSNC_4_15 0x2 +#define TSNC_3_1 0x3 + +#define EDGE_BOTH 0x0 +#define EDGE_POS 0x1 +#define EDGE_NEG 0x2 +#define EDGE_NO 0x3 + +#define SYNL_NO 0x0 +#define SYNL_4 0x1 +#define SYNL_8 0x2 +#define SYNL_16 0x3 + +#define TCRC_CCITT16 0x0 +#define TCRC_CRC16 0x1 +#define TCRC_CCITT32 0x2 + + +/***************************************************************** + TODR (Transmit on demand) Register +*****************************************************************/ +#define TODR_TOD 0x8000 /* Transmit on demand */ + + +/***************************************************************** + CICR register settings +*****************************************************************/ + +/* note that relative irq priorities of the SCCs can be reordered + * if desired - see p. 7-377 of the MC68360UM */ +#define CICR_SCA_SCC1 ((uint)0x00000000) /* SCC1 @ SCCa */ +#define CICR_SCB_SCC2 ((uint)0x00040000) /* SCC2 @ SCCb */ +#define CICR_SCC_SCC3 ((uint)0x00200000) /* SCC3 @ SCCc */ +#define CICR_SCD_SCC4 ((uint)0x00c00000) /* SCC4 @ SCCd */ + +#define CICR_IRL_MASK ((uint)0x0000e000) /* Core interrupt */ +#define CICR_HP_MASK ((uint)0x00001f00) /* Hi-pri int. */ +#define CICR_VBA_MASK ((uint)0x000000e0) /* Vector Base Address */ +#define CICR_SPS ((uint)0x00000001) /* SCC Spread */ + + +/***************************************************************** + Interrupt bits for CIPR and CIMR (MC68360UM p. 7-379) +*****************************************************************/ + +#define INTR_PIO_PC0 0x80000000 /* parallel I/O C bit 0 */ +#define INTR_SCC1 0x40000000 /* SCC port 1 */ +#define INTR_SCC2 0x20000000 /* SCC port 2 */ +#define INTR_SCC3 0x10000000 /* SCC port 3 */ +#define INTR_SCC4 0x08000000 /* SCC port 4 */ +#define INTR_PIO_PC1 0x04000000 /* parallel i/o C bit 1 */ +#define INTR_TIMER1 0x02000000 /* timer 1 */ +#define INTR_PIO_PC2 0x01000000 /* parallel i/o C bit 2 */ +#define INTR_PIO_PC3 0x00800000 /* parallel i/o C bit 3 */ +#define INTR_SDMA_BERR 0x00400000 /* SDMA channel bus error */ +#define INTR_DMA1 0x00200000 /* idma 1 */ +#define INTR_DMA2 0x00100000 /* idma 2 */ +#define INTR_TIMER2 0x00040000 /* timer 2 */ +#define INTR_CP_TIMER 0x00020000 /* CP timer */ +#define INTR_PIP_STATUS 0x00010000 /* PIP status */ +#define INTR_PIO_PC4 0x00008000 /* parallel i/o C bit 4 */ +#define INTR_PIO_PC5 0x00004000 /* parallel i/o C bit 5 */ +#define INTR_TIMER3 0x00001000 /* timer 3 */ +#define INTR_PIO_PC6 0x00000800 /* parallel i/o C bit 6 */ +#define INTR_PIO_PC7 0x00000400 /* parallel i/o C bit 7 */ +#define INTR_PIO_PC8 0x00000200 /* parallel i/o C bit 8 */ +#define INTR_TIMER4 0x00000080 /* timer 4 */ +#define INTR_PIO_PC9 0x00000040 /* parallel i/o C bit 9 */ +#define INTR_SCP 0x00000020 /* SCP */ +#define INTR_SMC1 0x00000010 /* SMC 1 */ +#define INTR_SMC2 0x00000008 /* SMC 2 */ +#define INTR_PIO_PC10 0x00000004 /* parallel i/o C bit 10 */ +#define INTR_PIO_PC11 0x00000002 /* parallel i/o C bit 11 */ +#define INTR_ERR 0x00000001 /* error */ + + +/***************************************************************** + CPM Interrupt vector encodings (MC68360UM p. 7-376) +*****************************************************************/ + +#define CPMVEC_NR 32 +#define CPMVEC_PIO_PC0 0x1f +#define CPMVEC_SCC1 0x1e +#define CPMVEC_SCC2 0x1d +#define CPMVEC_SCC3 0x1c +#define CPMVEC_SCC4 0x1b +#define CPMVEC_PIO_PC1 0x1a +#define CPMVEC_TIMER1 0x19 +#define CPMVEC_PIO_PC2 0x18 +#define CPMVEC_PIO_PC3 0x17 +#define CPMVEC_SDMA_CB_ERR 0x16 +#define CPMVEC_IDMA1 0x15 +#define CPMVEC_IDMA2 0x14 +#define CPMVEC_RESERVED3 0x13 +#define CPMVEC_TIMER2 0x12 +#define CPMVEC_RISCTIMER 0x11 +#define CPMVEC_RESERVED2 0x10 +#define CPMVEC_PIO_PC4 0x0f +#define CPMVEC_PIO_PC5 0x0e +#define CPMVEC_TIMER3 0x0c +#define CPMVEC_PIO_PC6 0x0b +#define CPMVEC_PIO_PC7 0x0a +#define CPMVEC_PIO_PC8 0x09 +#define CPMVEC_RESERVED1 0x08 +#define CPMVEC_TIMER4 0x07 +#define CPMVEC_PIO_PC9 0x06 +#define CPMVEC_SPI 0x05 +#define CPMVEC_SMC1 0x04 +#define CPMVEC_SMC2 0x03 +#define CPMVEC_PIO_PC10 0x02 +#define CPMVEC_PIO_PC11 0x01 +#define CPMVEC_ERROR 0x00 + +/* #define CPMVEC_PIO_PC0 ((ushort)0x1f) */ +/* #define CPMVEC_SCC1 ((ushort)0x1e) */ +/* #define CPMVEC_SCC2 ((ushort)0x1d) */ +/* #define CPMVEC_SCC3 ((ushort)0x1c) */ +/* #define CPMVEC_SCC4 ((ushort)0x1b) */ +/* #define CPMVEC_PIO_PC1 ((ushort)0x1a) */ +/* #define CPMVEC_TIMER1 ((ushort)0x19) */ +/* #define CPMVEC_PIO_PC2 ((ushort)0x18) */ +/* #define CPMVEC_PIO_PC3 ((ushort)0x17) */ +/* #define CPMVEC_SDMA_CB_ERR ((ushort)0x16) */ +/* #define CPMVEC_IDMA1 ((ushort)0x15) */ +/* #define CPMVEC_IDMA2 ((ushort)0x14) */ +/* #define CPMVEC_RESERVED3 ((ushort)0x13) */ +/* #define CPMVEC_TIMER2 ((ushort)0x12) */ +/* #define CPMVEC_RISCTIMER ((ushort)0x11) */ +/* #define CPMVEC_RESERVED2 ((ushort)0x10) */ +/* #define CPMVEC_PIO_PC4 ((ushort)0x0f) */ +/* #define CPMVEC_PIO_PC5 ((ushort)0x0e) */ +/* #define CPMVEC_TIMER3 ((ushort)0x0c) */ +/* #define CPMVEC_PIO_PC6 ((ushort)0x0b) */ +/* #define CPMVEC_PIO_PC7 ((ushort)0x0a) */ +/* #define CPMVEC_PIO_PC8 ((ushort)0x09) */ +/* #define CPMVEC_RESERVED1 ((ushort)0x08) */ +/* #define CPMVEC_TIMER4 ((ushort)0x07) */ +/* #define CPMVEC_PIO_PC9 ((ushort)0x06) */ +/* #define CPMVEC_SPI ((ushort)0x05) */ +/* #define CPMVEC_SMC1 ((ushort)0x04) */ +/* #define CPMVEC_SMC2 ((ushort)0x03) */ +/* #define CPMVEC_PIO_PC10 ((ushort)0x02) */ +/* #define CPMVEC_PIO_PC11 ((ushort)0x01) */ +/* #define CPMVEC_ERROR ((ushort)0x00) */ + + +/***************************************************************** + * PIO control registers + *****************************************************************/ + +/* Port A - See 360UM p. 7-358 + * + * Note that most of these pins have alternate functions + */ + + +/* The macros are nice, but there are all sorts of references to 1-indexed + * facilities on the 68360... */ +/* #define PA_RXD(n) ((ushort)(0x01<<(2*n))) */ +/* #define PA_TXD(n) ((ushort)(0x02<<(2*n))) */ + +#define PA_RXD1 ((ushort)0x0001) +#define PA_TXD1 ((ushort)0x0002) +#define PA_RXD2 ((ushort)0x0004) +#define PA_TXD2 ((ushort)0x0008) +#define PA_RXD3 ((ushort)0x0010) +#define PA_TXD3 ((ushort)0x0020) +#define PA_RXD4 ((ushort)0x0040) +#define PA_TXD4 ((ushort)0x0080) + +#define PA_CLK1 ((ushort)0x0100) +#define PA_CLK2 ((ushort)0x0200) +#define PA_CLK3 ((ushort)0x0400) +#define PA_CLK4 ((ushort)0x0800) +#define PA_CLK5 ((ushort)0x1000) +#define PA_CLK6 ((ushort)0x2000) +#define PA_CLK7 ((ushort)0x4000) +#define PA_CLK8 ((ushort)0x8000) + + +/* Port B - See 360UM p. 7-362 + */ + + +/* Port C - See 360UM p. 7-365 + */ + +#define PC_RTS1 ((ushort)0x0001) +#define PC_RTS2 ((ushort)0x0002) +#define PC__RTS3 ((ushort)0x0004) /* !RTS3 */ +#define PC__RTS4 ((ushort)0x0008) /* !RTS4 */ + +#define PC_CTS1 ((ushort)0x0010) +#define PC_CD1 ((ushort)0x0020) +#define PC_CTS2 ((ushort)0x0040) +#define PC_CD2 ((ushort)0x0080) +#define PC_CTS3 ((ushort)0x0100) +#define PC_CD3 ((ushort)0x0200) +#define PC_CTS4 ((ushort)0x0400) +#define PC_CD4 ((ushort)0x0800) + + + +/***************************************************************** + chip select option register +*****************************************************************/ +#define DTACK 0xe000 +#define ADR_MASK 0x1ffc +#define RDWR_MASK 0x0002 +#define FC_MASK 0x0001 + +/***************************************************************** + tbase and rbase registers +*****************************************************************/ +#define TBD_ADDR(quicc,pram) ((struct quicc_bd *) \ + (quicc->ch_or_u.u.udata_bd_ucode + pram->tbase)) +#define RBD_ADDR(quicc,pram) ((struct quicc_bd *) \ + (quicc->ch_or_u.u.udata_bd_ucode + pram->rbase)) +#define TBD_CUR_ADDR(quicc,pram) ((struct quicc_bd *) \ + (quicc->ch_or_u.u.udata_bd_ucode + pram->tbptr)) +#define RBD_CUR_ADDR(quicc,pram) ((struct quicc_bd *) \ + (quicc->ch_or_u.u.udata_bd_ucode + pram->rbptr)) +#define TBD_SET_CUR_ADDR(bd,quicc,pram) pram->tbptr = \ + ((unsigned short)((char *)(bd) - (char *)(quicc->ch_or_u.u.udata_bd_ucode))) +#define RBD_SET_CUR_ADDR(bd,quicc,pram) pram->rbptr = \ + ((unsigned short)((char *)(bd) - (char *)(quicc->ch_or_u.u.udata_bd_ucode))) +#define INCREASE_TBD(bd,quicc,pram) { \ + if((bd)->status & T_W) \ + (bd) = TBD_ADDR(quicc,pram); \ + else \ + (bd)++; \ +} +#define DECREASE_TBD(bd,quicc,pram) { \ + if ((bd) == TBD_ADDR(quicc, pram)) \ + while (!((bd)->status & T_W)) \ + (bd)++; \ + else \ + (bd)--; \ +} +#define INCREASE_RBD(bd,quicc,pram) { \ + if((bd)->status & R_W) \ + (bd) = RBD_ADDR(quicc,pram); \ + else \ + (bd)++; \ +} +#define DECREASE_RBD(bd,quicc,pram) { \ + if ((bd) == RBD_ADDR(quicc, pram)) \ + while (!((bd)->status & T_W)) \ + (bd)++; \ + else \ + (bd)--; \ +} + +/***************************************************************** + Macros for Multi channel +*****************************************************************/ +#define QMC_BASE(quicc,page) (struct global_multi_pram *)(&quicc->pram[page]) +#define MCBASE(quicc,page) (unsigned long)(quicc->pram[page].m.mcbase) +#define CHANNEL_PRAM_BASE(quicc,channel) ((struct quicc32_pram *) \ + (&(quicc->ch_or_u.ch_pram_tbl[channel]))) +#define TBD_32_ADDR(quicc,page,channel) ((struct quicc_bd *) \ + (MCBASE(quicc,page) + (CHANNEL_PRAM_BASE(quicc,channel)->tbase))) +#define RBD_32_ADDR(quicc,page,channel) ((struct quicc_bd *) \ + (MCBASE(quicc,page) + (CHANNEL_PRAM_BASE(quicc,channel)->rbase))) +#define TBD_32_CUR_ADDR(quicc,page,channel) ((struct quicc_bd *) \ + (MCBASE(quicc,page) + (CHANNEL_PRAM_BASE(quicc,channel)->tbptr))) +#define RBD_32_CUR_ADDR(quicc,page,channel) ((struct quicc_bd *) \ + (MCBASE(quicc,page) + (CHANNEL_PRAM_BASE(quicc,channel)->rbptr))) +#define TBD_32_SET_CUR_ADDR(bd,quicc,page,channel) \ + CHANNEL_PRAM_BASE(quicc,channel)->tbptr = \ + ((unsigned short)((char *)(bd) - (char *)(MCBASE(quicc,page)))) +#define RBD_32_SET_CUR_ADDR(bd,quicc,page,channel) \ + CHANNEL_PRAM_BASE(quicc,channel)->rbptr = \ + ((unsigned short)((char *)(bd) - (char *)(MCBASE(quicc,page)))) + +#define INCREASE_TBD_32(bd,quicc,page,channel) { \ + if((bd)->status & T_W) \ + (bd) = TBD_32_ADDR(quicc,page,channel); \ + else \ + (bd)++; \ +} +#define DECREASE_TBD_32(bd,quicc,page,channel) { \ + if ((bd) == TBD_32_ADDR(quicc, page,channel)) \ + while (!((bd)->status & T_W)) \ + (bd)++; \ + else \ + (bd)--; \ +} +#define INCREASE_RBD_32(bd,quicc,page,channel) { \ + if((bd)->status & R_W) \ + (bd) = RBD_32_ADDR(quicc,page,channel); \ + else \ + (bd)++; \ +} +#define DECREASE_RBD_32(bd,quicc,page,channel) { \ + if ((bd) == RBD_32_ADDR(quicc, page,channel)) \ + while (!((bd)->status & T_W)) \ + (bd)++; \ + else \ + (bd)--; \ +} + +#endif |