--- /dev/null
+/***********************************
+ * $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
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