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+/**
+ * @file
+ *
+ * @ingroup m68k_mvme
+ *
+ * @brief MVME16x IO definitions
+ */
+
+/* mvme16x_hw.h
+ *
+ * This include file contains all MVME16x board IO definitions
+ * and was derived by combining the common items in the
+ * mvme162 and mvme167 BSPs.
+ *
+ * COPYRIGHT (c) 1989-2000.
+ * On-Line Applications Research Corporation (OAR).
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.org/license/LICENSE.
+ */
+
+#ifndef __MVME16xHW_h
+#define __MVME16xHW_h
+
+#include <bsp.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @defgroup m68k_mvme MVME16X IO Support
+ *
+ * @ingroup m68k_shared
+ *
+ * @brief IO Support Package
+ */
+
+struct rtems_bsdnet_ifconfig;
+int uti596_attach(struct rtems_bsdnet_ifconfig * pConfig, int attaching );
+#define RTEMS_BSP_NETWORK_DRIVER_NAME "uti1"
+#define RTEMS_BSP_NETWORK_DRIVER_ATTACH uti596_attach
+
+/*
+ * This is NOT the base address of local RAM!
+ * This is the base local address of the VMEbus short I/O space. A local
+ * access to this space results in a A16 VMEbus I/O cycle. This base address
+ * is NOT configurable on the MVME167, although the types of VMEbus short I/O
+ * cycles generated when a cycle in the local 0xFFFF0000-0xFFFFFFFF address
+ * range is generated is under control of bits 8-15 of LCSR 0xFFF4002C. The
+ * GCSRs of other boards are accessible only through the VMEbus short I/O
+ * space. See pages 2-45 and 2-7.
+ */
+#define BOARD_BASE_ADDRESS 0xFFFF0000
+
+/*
+ * This address must be added to the BOARD_BASE_ADDRESS to access the GCSR of
+ * other MVMEs in the group, i.e. it represents the offset of the GCSRs in the
+ * VMEbus short I/O space. It also should represent the group address of this
+ * MVME167! The group address is configurable, and must match the address
+ * programmed into the MVME167 through the 167Bug monitor. 0xCC is the address
+ * recommended by Motorola. It is arbitrary.
+ * See pages 2-42 and 2-97 to 2-104.
+ */
+#define GROUP_BASE_ADDRESS 0x0000CC00
+
+/*
+ * Representation of the VMEchip2 LCSR.
+ * Could be made more detailed.
+ */
+
+typedef volatile struct {
+ unsigned long slave_adr[2];
+ unsigned long slave_trn[2];
+ unsigned long slave_ctl;
+ unsigned long mastr_adr[4];
+ unsigned long mastr_trn;
+ unsigned long mastr_att;
+ unsigned long mastr_ctl;
+ unsigned long dma_ctl_1;
+ unsigned long dma_ctl_2;
+ unsigned long dma_loc_cnt;
+ unsigned long dma_vme_cnt;
+ unsigned long dma_byte_cnt;
+ unsigned long dma_adr_cnt;
+ unsigned long dma_status;
+ unsigned long to_ctl;
+ unsigned long timer_cmp_1;
+ unsigned long timer_cnt_1;
+ unsigned long timer_cmp_2;
+ unsigned long timer_cnt_2;
+ unsigned long board_ctl;
+ unsigned long prescaler_cnt;
+ unsigned long intr_stat;
+ unsigned long intr_ena;
+ unsigned long intr_soft_set;
+ unsigned long intr_clear;
+ unsigned long intr_level[4];
+ unsigned long vector_base;
+} lcsr_regs;
+
+/*
+ * Base address of VMEchip2 LCSR
+ * Not configurable on the MVME167.
+ * XXX what about 162?
+ */
+#define lcsr ((lcsr_regs * const) 0xFFF40000)
+
+/*
+ * Vector numbers for the interrupts from the VMEchip2. Use the values
+ * "recommended" by Motorola.
+ * See pages 2-70 to 2-92, and table 2-3.
+ */
+
+/* MIEN (Master Interrupt Enable) bit in LCSR 0xFFF40088. */
+#define MASK_INT 0x00800000
+
+/* The content of VBR0 corresponds to "X" in table 2-3 */
+#define VBR0 0x6
+
+/* The content of VBR1 corresponds to "Y" in table 2-3 */
+#define VBR1 0x7
+
+/*
+ * Representation of the PCCchip2
+ */
+typedef volatile struct pccchip2_regs_ {
+ unsigned char chip_id; /* 0xFFF42000 */
+ unsigned char chip_revision; /* 0xFFF42001 */
+ unsigned char gen_control; /* 0xFFF42002 */
+ unsigned char vector_base; /* 0xFFF42003 */
+ unsigned long timer_cmp_1; /* 0xFFF42004 */
+ unsigned long timer_cnt_1; /* 0xFFF42008 */
+ unsigned long timer_cmp_2; /* 0xFFF4200C */
+ unsigned long timer_cnt_2; /* 0xFFF42010 */
+ unsigned char LSB_prescaler_count;/* 0xFFF42014 */
+ unsigned char prescaler_clock_adjust; /* 0xFFF42015 */
+ unsigned char timer_ctl_2; /* 0xFFF42016 */
+ unsigned char timer_ctl_1; /* 0xFFF42017 */
+ unsigned char gpi_int_ctl; /* 0xFFF42018 */
+ unsigned char gpio_ctl; /* 0xFFF42019 */
+ unsigned char timer_int_ctl_2; /* 0xFFF4201A */
+ unsigned char timer_int_ctl_1; /* 0xFFF4201B */
+ unsigned char SCC_error; /* 0xFFF4201C */
+ unsigned char SCC_modem_int_ctl; /* 0xFFF4201D */
+ unsigned char SCC_tx_int_ctl; /* 0xFFF4201E */
+ unsigned char SCC_rx_int_ctl; /* 0xFFF4201F */
+ unsigned char reserved1[3];
+ unsigned char modem_piack; /* 0xFFF42023 */
+ unsigned char reserved2;
+ unsigned char tx_piack; /* 0xFFF42025 */
+ unsigned char reserved3;
+ unsigned char rx_piack; /* 0xFFF42027 */
+ unsigned char LANC_error; /* 0xFFF42028 */
+ unsigned char reserved4;
+ unsigned char LANC_int_ctl; /* 0xFFF4202A */
+ unsigned char LANC_berr_ctl; /* 0xFFF4202B */
+ unsigned char SCSI_error; /* 0xFFF4202C */
+ unsigned char reserved5[2];
+ unsigned char SCSI_int_ctl; /* 0xFFF4202F */
+ unsigned char print_ack_int_ctl; /* 0xFFF42030 */
+ unsigned char print_fault_int_ctl;/* 0xFFF42031 */
+ unsigned char print_sel_int_ctl; /* 0xFFF42032 */
+ unsigned char print_pe_int_ctl; /* 0xFFF42033 */
+ unsigned char print_busy_int_ctl; /* 0xFFF42034 */
+ unsigned char reserved6;
+ unsigned char print_input_status; /* 0xFFF42036 */
+ unsigned char print_ctl; /* 0xFFF42037 */
+ unsigned char chip_speed; /* 0xFFF42038 */
+ unsigned char reserved7;
+ unsigned char print_data; /* 0xFFF4203A */
+ unsigned char reserved8[3];
+ unsigned char int_level; /* 0xFFF4203E */
+ unsigned char int_mask; /* 0xFFF4203F */
+} pccchip2_regs;
+
+/*
+ * Base address of the PCCchip2.
+ * This is not configurable in the MVME167.
+ */
+#define pccchip2 ((pccchip2_regs * const) 0xFFF42000)
+
+/*
+ * On the MVME162, we have the mcchip and the pccchip2 on
+ * the 167. They are similar but different enough where
+ * we have to reconcile them later.
+ */
+
+/*
+ * Vector numbers for the interrupts from the PCCchip2. Use the values
+ * "recommended" by Motorola.
+ * See page 3-15.
+ */
+#define PCCCHIP2_VBR 0x5
+
+/*
+ * The following registers are located in the VMEbus short
+ * IO space and respond to address modifier codes $29 and $2D.
+ * On FORCE CPU use address gcsr_vme and device /dev/vme16d32.
+ */
+
+typedef volatile struct {
+ unsigned char chip_revision;
+ unsigned char chip_id;
+ unsigned char lmsig;
+ unsigned char board_scr;
+ unsigned short gpr[6];
+} gcsr_regs;
+
+#define gcsr_vme ((gcsr_regs * const) (GROUP_BASE_ADDRESS + BOARD_BASE_ADDRESS))
+#define gcsr ((gcsr_regs * const) 0xFFF40100)
+
+/*
+ * Representation of 82596CA LAN controller: Memory Map
+ */
+typedef volatile struct i82596_regs_ {
+ unsigned short port_lower; /* 0xFFF46000 */
+ unsigned short port_upper; /* 0xFFF46002 */
+ unsigned long chan_attn; /* 0xFFF46004 */
+} i82596_regs;
+
+/*
+ * Base address of the 82596.
+ */
+
+#define i82596 ((i82596_regs * const) 0xFFF46000)
+
+/*
+ * Representation of initialization data in NVRAM
+ */
+
+#if defined(mvme167)
+typedef volatile struct nvram_config_ {
+ unsigned char cache_mode; /* 0xFFFC0000 */
+ unsigned char console_mode; /* 0xFFFC0001 */
+ unsigned char console_printk_port; /* 0xFFFC0002 */
+ unsigned char pad1; /* 0xFFFC0003 */
+ unsigned long ipaddr; /* 0xFFFC0004 */
+ unsigned long netmask; /* 0xFFFC0008 */
+ unsigned char enaddr[6]; /* 0xFFFC000C */
+ unsigned short processor_id; /* 0xFFFC0012 */
+ unsigned long rma_start; /* 0xFFFC0014 */
+ unsigned long vma_start; /* 0xFFFC0018 */
+ unsigned long ramsize; /* 0xFFFC001C */
+} nvram_config;
+
+/*
+ * Pointer to the base of User Area NVRAM
+ */
+
+#define nvram ((nvram_config * const) 0xFFFC0000)
+
+#endif
+
+/*
+ * Flag to indicate if J1-4 is on (and parameters should be
+ * sought in User Area NVRAM)
+ *
+ * NOTE: If NVRAM has bad settings, the you want to disable this
+ * on the MVME167.
+ */
+#if defined(mvme167)
+ #define NVRAM_CONFIGURE \
+ ( !( ( (unsigned char)(lcsr->vector_base & 0xFF) ) & 0x10 ) )
+#else
+ #define NVRAM_CONFIGURE 0
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif