96 lines
2.2 KiB
C
Executable file
96 lines
2.2 KiB
C
Executable file
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _M68K_MVME16xHW_H_
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#define _M68K_MVME16xHW_H_
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#include <asm/irq.h>
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typedef struct {
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u_char ack_icr,
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flt_icr,
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sel_icr,
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pe_icr,
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bsy_icr,
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spare1,
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isr,
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cr,
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spare2,
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spare3,
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spare4,
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data;
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} MVMElp, *MVMElpPtr;
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#define MVME_LPR_BASE 0xfff42030
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#define mvmelp ((*(volatile MVMElpPtr)(MVME_LPR_BASE)))
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typedef struct {
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unsigned char
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ctrl,
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bcd_sec,
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bcd_min,
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bcd_hr,
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bcd_dow,
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bcd_dom,
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bcd_mth,
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bcd_year;
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} MK48T08_t, *MK48T08ptr_t;
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#define RTC_WRITE 0x80
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#define RTC_READ 0x40
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#define RTC_STOP 0x20
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#define MVME_RTC_BASE 0xfffc1ff8
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#define MVME_I596_BASE 0xfff46000
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#define MVME_SCC_A_ADDR 0xfff45005
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#define MVME_SCC_B_ADDR 0xfff45001
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#define MVME_SCC_PCLK 10000000
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#define MVME162_IRQ_TYPE_PRIO 0
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#define MVME167_IRQ_PRN (IRQ_USER+20)
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#define MVME16x_IRQ_I596 (IRQ_USER+23)
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#define MVME16x_IRQ_SCSI (IRQ_USER+21)
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#define MVME16x_IRQ_FLY (IRQ_USER+63)
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#define MVME167_IRQ_SER_ERR (IRQ_USER+28)
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#define MVME167_IRQ_SER_MODEM (IRQ_USER+29)
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#define MVME167_IRQ_SER_TX (IRQ_USER+30)
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#define MVME167_IRQ_SER_RX (IRQ_USER+31)
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#define MVME16x_IRQ_TIMER (IRQ_USER+25)
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#define MVME167_IRQ_ABORT (IRQ_USER+46)
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#define MVME162_IRQ_ABORT (IRQ_USER+30)
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/* SCC interrupts, for MVME162 */
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#define MVME162_IRQ_SCC_BASE (IRQ_USER+0)
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#define MVME162_IRQ_SCCB_TX (IRQ_USER+0)
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#define MVME162_IRQ_SCCB_STAT (IRQ_USER+2)
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#define MVME162_IRQ_SCCB_RX (IRQ_USER+4)
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#define MVME162_IRQ_SCCB_SPCOND (IRQ_USER+6)
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#define MVME162_IRQ_SCCA_TX (IRQ_USER+8)
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#define MVME162_IRQ_SCCA_STAT (IRQ_USER+10)
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#define MVME162_IRQ_SCCA_RX (IRQ_USER+12)
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#define MVME162_IRQ_SCCA_SPCOND (IRQ_USER+14)
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/* MVME162 version register */
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#define MVME162_VERSION_REG 0xfff4202e
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extern unsigned short mvme16x_config;
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/* Lower 8 bits must match the revision register in the MC2 chip */
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#define MVME16x_CONFIG_SPEED_32 0x0001
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#define MVME16x_CONFIG_NO_VMECHIP2 0x0002
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#define MVME16x_CONFIG_NO_SCSICHIP 0x0004
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#define MVME16x_CONFIG_NO_ETHERNET 0x0008
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#define MVME16x_CONFIG_GOT_FPU 0x0010
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#define MVME16x_CONFIG_GOT_LP 0x0100
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#define MVME16x_CONFIG_GOT_CD2401 0x0200
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#define MVME16x_CONFIG_GOT_SCCA 0x0400
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#define MVME16x_CONFIG_GOT_SCCB 0x0800
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#endif
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