bvme6000hw.h

  1/* SPDX-License-Identifier: GPL-2.0 */
  2#ifndef _M68K_BVME6000HW_H_
  3#define _M68K_BVME6000HW_H_
  4
  5#include <asm/irq.h>
  6
  7/*
  8 * PIT structure
  9 */
 10
 11#define BVME_PIT_BASE	0xffa00000
 12
 13typedef struct {
 14	unsigned char
 15	pad_a[3], pgcr,
 16	pad_b[3], psrr,
 17	pad_c[3], paddr,
 18	pad_d[3], pbddr,
 19	pad_e[3], pcddr,
 20	pad_f[3], pivr,
 21	pad_g[3], pacr,
 22	pad_h[3], pbcr,
 23	pad_i[3], padr,
 24	pad_j[3], pbdr,
 25	pad_k[3], paar,
 26	pad_l[3], pbar,
 27	pad_m[3], pcdr,
 28	pad_n[3], psr,
 29	pad_o[3], res1,
 30	pad_p[3], res2,
 31	pad_q[3], tcr,
 32	pad_r[3], tivr,
 33	pad_s[3], res3,
 34	pad_t[3], cprh,
 35	pad_u[3], cprm,
 36	pad_v[3], cprl,
 37	pad_w[3], res4,
 38	pad_x[3], crh,
 39	pad_y[3], crm,
 40	pad_z[3], crl,
 41	pad_A[3], tsr,
 42	pad_B[3], res5;
 43} PitRegs_t, *PitRegsPtr;
 44
 45#define bvmepit   ((*(volatile PitRegsPtr)(BVME_PIT_BASE)))
 46
 47#define BVME_RTC_BASE	0xff900000
 48
 49typedef struct {
 50	unsigned char
 51	pad_a[3], msr,
 52	pad_b[3], t0cr_rtmr,
 53	pad_c[3], t1cr_omr,
 54	pad_d[3], pfr_icr0,
 55	pad_e[3], irr_icr1,
 56	pad_f[3], bcd_tenms,
 57	pad_g[3], bcd_sec,
 58	pad_h[3], bcd_min,
 59	pad_i[3], bcd_hr,
 60	pad_j[3], bcd_dom,
 61	pad_k[3], bcd_mth,
 62	pad_l[3], bcd_year,
 63	pad_m[3], bcd_ujcc,
 64	pad_n[3], bcd_hjcc,
 65	pad_o[3], bcd_dow,
 66	pad_p[3], t0lsb,
 67	pad_q[3], t0msb,
 68	pad_r[3], t1lsb,
 69	pad_s[3], t1msb,
 70	pad_t[3], cmp_sec,
 71	pad_u[3], cmp_min,
 72	pad_v[3], cmp_hr,
 73	pad_w[3], cmp_dom,
 74	pad_x[3], cmp_mth,
 75	pad_y[3], cmp_dow,
 76	pad_z[3], sav_sec,
 77	pad_A[3], sav_min,
 78	pad_B[3], sav_hr,
 79	pad_C[3], sav_dom,
 80	pad_D[3], sav_mth,
 81	pad_E[3], ram,
 82	pad_F[3], test;
 83} RtcRegs_t, *RtcPtr_t;
 84
 85
 86#define BVME_I596_BASE	0xff100000
 87
 88#define BVME_ETHIRQ_REG	0xff20000b
 89
 90#define BVME_LOCAL_IRQ_STAT  0xff20000f
 91
 92#define BVME_ETHERR          0x02
 93#define BVME_ABORT_STATUS    0x08
 94
 95#define BVME_NCR53C710_BASE	0xff000000
 96
 97#define BVME_SCC_A_ADDR	0xffb0000b
 98#define BVME_SCC_B_ADDR	0xffb00003
 99#define BVME_SCC_RTxC	7372800
100
101#define BVME_CONFIG_REG	0xff500003
102
103#define config_reg_ptr	(volatile unsigned char *)BVME_CONFIG_REG
104
105#define BVME_CONFIG_SW1	0x08
106#define BVME_CONFIG_SW2	0x04
107#define BVME_CONFIG_SW3	0x02
108#define BVME_CONFIG_SW4	0x01
109
110
111#define BVME_IRQ_TYPE_PRIO	0
112
113#define BVME_IRQ_PRN		(IRQ_USER+20)
114#define BVME_IRQ_TIMER		(IRQ_USER+25)
115#define BVME_IRQ_I596		IRQ_AUTO_2
116#define BVME_IRQ_SCSI		IRQ_AUTO_3
117#define BVME_IRQ_RTC		IRQ_AUTO_6
118#define BVME_IRQ_ABORT		IRQ_AUTO_7
119
120/* SCC interrupts */
121#define BVME_IRQ_SCC_BASE		IRQ_USER
122#define BVME_IRQ_SCCB_TX		IRQ_USER
123#define BVME_IRQ_SCCB_STAT		(IRQ_USER+2)
124#define BVME_IRQ_SCCB_RX		(IRQ_USER+4)
125#define BVME_IRQ_SCCB_SPCOND		(IRQ_USER+6)
126#define BVME_IRQ_SCCA_TX		(IRQ_USER+8)
127#define BVME_IRQ_SCCA_STAT		(IRQ_USER+10)
128#define BVME_IRQ_SCCA_RX		(IRQ_USER+12)
129#define BVME_IRQ_SCCA_SPCOND		(IRQ_USER+14)
130
131/* Address control registers */
132
133#define BVME_ACR_A32VBA		0xff400003
134#define BVME_ACR_A32MSK		0xff410003
135#define BVME_ACR_A24VBA		0xff420003
136#define BVME_ACR_A24MSK		0xff430003
137#define BVME_ACR_A16VBA		0xff440003
138#define BVME_ACR_A32LBA		0xff450003
139#define BVME_ACR_A24LBA		0xff460003
140#define BVME_ACR_ADDRCTL	0xff470003
141
142#define bvme_acr_a32vba		*(volatile unsigned char *)BVME_ACR_A32VBA
143#define bvme_acr_a32msk		*(volatile unsigned char *)BVME_ACR_A32MSK
144#define bvme_acr_a24vba		*(volatile unsigned char *)BVME_ACR_A24VBA
145#define bvme_acr_a24msk		*(volatile unsigned char *)BVME_ACR_A24MSK
146#define bvme_acr_a16vba		*(volatile unsigned char *)BVME_ACR_A16VBA
147#define bvme_acr_a32lba		*(volatile unsigned char *)BVME_ACR_A32LBA
148#define bvme_acr_a24lba		*(volatile unsigned char *)BVME_ACR_A24LBA
149#define bvme_acr_addrctl	*(volatile unsigned char *)BVME_ACR_ADDRCTL
150
151#endif