arch/m68k/include/asm/mvme16xhw.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _M68K_MVME16xHW_H_
   3 #define _M68K_MVME16xHW_H_
   4
   5 #include <asm/irq.h>
   6
   7
   8 typedef struct {
   9         u_char  ack_icr,
  10                 flt_icr,
  11                 sel_icr,
  12                 pe_icr,
  13                 bsy_icr,
  14                 spare1,
  15                 isr,
  16                 cr,
  17                 spare2,
  18                 spare3,
  19                 spare4,
  20                 data;
  21 } MVMElp, *MVMElpPtr;
  22
  23 #define MVME_LPR_BASE   0xfff42030
  24
  25 #define mvmelp   ((*(volatile MVMElpPtr)(MVME_LPR_BASE)))
  26
  27 typedef struct {
  28         unsigned char
  29                 ctrl,
  30                 bcd_sec,
  31                 bcd_min,
  32                 bcd_hr,
  33                 bcd_dow,
  34                 bcd_dom,
  35                 bcd_mth,
  36                 bcd_year;
  37 } MK48T08_t, *MK48T08ptr_t;
  38
  39 #define RTC_WRITE       0x80
  40 #define RTC_READ        0x40
  41 #define RTC_STOP        0x20
  42
  43 #define MVME_RTC_BASE   0xfffc1ff8
  44
  45 #define MVME_I596_BASE  0xfff46000
  46
  47 #define MVME_SCC_A_ADDR 0xfff45005
  48 #define MVME_SCC_B_ADDR 0xfff45001
  49 #define MVME_SCC_PCLK   10000000
  50
  51 #define MVME162_IRQ_TYPE_PRIO   0
  52
  53 #define MVME167_IRQ_PRN         (IRQ_USER+20)
  54 #define MVME16x_IRQ_I596        (IRQ_USER+23)
  55 #define MVME16x_IRQ_SCSI        (IRQ_USER+21)
  56 #define MVME16x_IRQ_FLY         (IRQ_USER+63)
  57 #define MVME167_IRQ_SER_ERR     (IRQ_USER+28)
  58 #define MVME167_IRQ_SER_MODEM   (IRQ_USER+29)
  59 #define MVME167_IRQ_SER_TX      (IRQ_USER+30)
  60 #define MVME167_IRQ_SER_RX      (IRQ_USER+31)
  61 #define MVME16x_IRQ_TIMER       (IRQ_USER+25)
  62 #define MVME167_IRQ_ABORT       (IRQ_USER+46)
  63 #define MVME162_IRQ_ABORT       (IRQ_USER+30)
  64
  65 /* SCC interrupts, for MVME162 */
  66 #define MVME162_IRQ_SCC_BASE            (IRQ_USER+0)
  67 #define MVME162_IRQ_SCCB_TX             (IRQ_USER+0)
  68 #define MVME162_IRQ_SCCB_STAT           (IRQ_USER+2)
  69 #define MVME162_IRQ_SCCB_RX             (IRQ_USER+4)
  70 #define MVME162_IRQ_SCCB_SPCOND         (IRQ_USER+6)
  71 #define MVME162_IRQ_SCCA_TX             (IRQ_USER+8)
  72 #define MVME162_IRQ_SCCA_STAT           (IRQ_USER+10)
  73 #define MVME162_IRQ_SCCA_RX             (IRQ_USER+12)
  74 #define MVME162_IRQ_SCCA_SPCOND         (IRQ_USER+14)
  75
  76 /* MVME162 version register */
  77
  78 #define MVME162_VERSION_REG     0xfff4202e
  79
  80 extern unsigned short mvme16x_config;
  81
  82 /* Lower 8 bits must match the revision register in the MC2 chip */
  83
  84 #define MVME16x_CONFIG_SPEED_32         0x0001
  85 #define MVME16x_CONFIG_NO_VMECHIP2      0x0002
  86 #define MVME16x_CONFIG_NO_SCSICHIP      0x0004
  87 #define MVME16x_CONFIG_NO_ETHERNET      0x0008
  88 #define MVME16x_CONFIG_GOT_FPU          0x0010
  89
  90 #define MVME16x_CONFIG_GOT_LP           0x0100
  91 #define MVME16x_CONFIG_GOT_CD2401       0x0200
  92 #define MVME16x_CONFIG_GOT_SCCA         0x0400
  93 #define MVME16x_CONFIG_GOT_SCCB         0x0800
  94
  95 #endif