From 28a4b1dc17bdde8645d86661d5f969f374de3fd5 Mon Sep 17 00:00:00 2001 From: Joel Sherrill Date: Mon, 4 Aug 1997 21:39:07 +0000 Subject: moved from main include directory --- c/src/lib/include/motorola/mc68230.h | 71 +++++++++++++++++++++++++++++ c/src/lib/include/motorola/mc68681.h | 87 ++++++++++++++++++++++++++++++++++++ 2 files changed, 158 insertions(+) create mode 100644 c/src/lib/include/motorola/mc68230.h create mode 100644 c/src/lib/include/motorola/mc68681.h (limited to 'c/src/lib/include/motorola') diff --git a/c/src/lib/include/motorola/mc68230.h b/c/src/lib/include/motorola/mc68230.h new file mode 100644 index 0000000000..cafcd318be --- /dev/null +++ b/c/src/lib/include/motorola/mc68230.h @@ -0,0 +1,71 @@ +/* + * mc68230.h -- Low level support code for the Motorola 68230 Parallel + * Interface/Timer (PIT) + * + * Modified by Doug McBride, Colorado Space Grant College + * + * Format taken partly from RTEMS code and mostly from Motorola IDP user's + * manual. RTEMS copyright information below. + * + * COPYRIGHT (c) 1989-1997. + * On-Line Applications Research Corporation (OAR). + * Copyright assigned to U.S. Government, 1994. + * + * The license and distribution terms for this file may in + * the file LICENSE in this distribution or at + * http://www.OARcorp.com/rtems/license.html. + * + * $Id$ + */ + +#ifndef __MC68230_H__ +#define __MC68230_H__ + +/* Some Motorola IDP User manual defines: */ +#define PIT_ADDR 0x00c01003 /* base address of the PIT */ +#define REGOFF 0x04 /* Difference between addresses */ +#define VECT 64 +#define H1VECT 0x00 +#define H2VECT 0x01 +#define H3VECT 0x02 +#define H4VECT 0x03 + +/* + * mc68230 register offsets + */ +#define PGCR 0x00 +#define PSRR 1*REGOFF +#define PADDR 2*REGOFF +#define PBDDR 3*REGOFF +#define PCDDR 4*REGOFF +#define PIVR 5*REGOFF +#define PACR 6*REGOFF +#define PBCR 7*REGOFF +#define PADR 8*REGOFF +#define PBDR 9*REGOFF +#define PAAR 10*REGOFF +#define PBAR 11*REGOFF +#define PCDR 12*REGOFF +#define PITSR 13*REGOFF +#define TCR 16*REGOFF +#define TIVR 17*REGOFF +#define CPRH 19*REGOFF +#define CPRM 20*REGOFF +#define CPRL 21*REGOFF +#define CNTRH 23*REGOFF +#define CNTRM 24*REGOFF +#define CNTRL 25*REGOFF +#define TSR 26*REGOFF + +/* Some RTEMS style defines: */ +#ifndef VOL8 +#define VOL8( ptr ) ((volatile rtems_unsigned8 *)(ptr)) +#endif + +#define MC68230_WRITE( reg, data ) \ + *(VOL8(PIT_ADDR+reg)) = (data) + +#define MC68230_READ( reg, data ) \ + (data) = *(VOL8(PIT_ADDR+reg)) + +#endif diff --git a/c/src/lib/include/motorola/mc68681.h b/c/src/lib/include/motorola/mc68681.h new file mode 100644 index 0000000000..99e595d03c --- /dev/null +++ b/c/src/lib/include/motorola/mc68681.h @@ -0,0 +1,87 @@ +/* + * mc68681-duart.h -- Low level support code for the Motorola mc68681 + * DUART. This one is one the mc68ec0x0 board. + * Written by rob@cygnus.com (Rob Savoye) + * + * $Id$ + */ + +#ifndef __MC68681_H__ +#define __MC68681_H__ +#define DUART_ADDR 0xb00003 /* base address of the DUART */ + +/* + * mc68681 register offsets + */ +#define DUART_MR1A 0x00 /* Mode Register A */ +#define DUART_MR2A 0x00 /* Mode Register A */ +#define DUART_SRA 0x04 /* Status Register A */ +#define DUART_CSRA 0x04 /* Clock-Select Register A */ +#define DUART_CRA 0x08 /* Command Register A */ +#define DUART_RBA 0x0c /* Receive Buffer A */ +#define DUART_TBA 0x0c /* Transmit Buffer A */ +#define DUART_IPCR 0x10 /* Input Port Change Register */ +#define DUART_ACR 0x10 /* Auxiliary Control Register */ +#define DUART_ISR 0x14 /* Interrupt Status Register */ +#define DUART_IMR 0x14 /* Interrupt Mask Register */ +#define DUART_CUR 0x18 /* Counter Mode: current MSB */ +#define DUART_CTUR 0x18 /* Counter/Timer upper reg */ +#define DUART_CLR 0x1c /* Counter Mode: current LSB */ +#define DUART_CTLR 0x1c /* Counter/Timer lower reg */ +#define DUART_MR1B 0x20 /* Mode Register B */ +#define DUART_MR2B 0x20 /* Mode Register B */ +#define DUART_SRB 0x24 /* Status Register B */ +#define DUART_CSRB 0x24 /* Clock-Select Register B */ +#define DUART_CRB 0x28 /* Command Register B */ +#define DUART_RBB 0x2c /* Receive Buffer B */ +#define DUART_TBB 0x2c /* Transmit Buffer A */ +#define DUART_IVR 0x30 /* Interrupt Vector Register */ +#define DUART_IP 0x34 /* Input Port */ +#define DUART_OPCR 0x34 /* Output Port Configuration Reg. */ +#define DUART_STRTCC 0x38 /* Start-Counter command */ +#define DUART_OPRSET 0x38 /* Output Port Reg, SET bits */ +#define DUART_STOPCC 0x3c /* Stop-Counter command */ +#define DUART_OPRRST 0x3c /* Output Port Reg, ReSeT bits */ + +/* this is just if you want a copy of the chip's registers */ +struct duart_regs { + unsigned char mr1a_reg; /* Mode Register A */ + unsigned char mr2a_reg; /* Mode Register A */ + unsigned char sra_reg; /* Status Register A */ + unsigned char csra_reg; /* Clock-Select Register A */ + unsigned char cra_reg; /* Command Register A */ + unsigned char ipcr_reg; /* Input Port Change Register */ + unsigned char acr_reg; /* Auxiliary Control Register */ + unsigned char isr_reg; /* Interrupt Status Register */ + unsigned char imr_reg; /* Interrupt Mask Register */ + unsigned char cur_reg; /* Counter Mode: current MSB */ + unsigned char ctur_reg; /* Counter/Timer upper reg */ + unsigned char clr_reg; /* Counter Mode: current LSB */ + unsigned char ctlr_reg; /* Counter/Timer lower reg */ + unsigned char mr1b_reg; /* Mode Register B */ + unsigned char mr2b_reg; /* Mode Register B */ + unsigned char srb_reg; /* Status Register B */ + unsigned char csrb_reg; /* Clock-Select Register B */ + unsigned char crb_reg; /* Command Register B */ + unsigned char ivr_reg; /* Interrupt Vector Register */ + unsigned char ip_reg; /* Input Port */ + unsigned char opcr_reg; /* Output Port Configuration Reg. */ + unsigned char oprset_reg; /* Output Port Reg; bit SET */ + unsigned char strtcc_reg; /* Start-Counter command */ + unsigned char oprrst_reg; /* Output Port Reg; bit ReSeT */ + unsigned char stopcc_reg; /* Stop-Counter command */ + unsigned char pad; +}; + +/* Some RTEMS style defines: */ +#ifndef VOL8 +#define VOL8( ptr ) ((volatile rtems_unsigned8 *)(ptr)) +#endif + +#define MC68681_WRITE( reg, data ) \ + *(VOL8(DUART_ADDR+reg)) = (data) + +#define MC68681_READ( reg, data ) \ + (data) = *(VOL8(DUART_ADDR+reg)) + +#endif -- cgit v1.2.3