1 /*
2  * SNI specific definitions
3  *
4  * This file is subject to the terms and conditions of the GNU General Public
5  * License.  See the file "COPYING" in the main directory of this archive
6  * for more details.
7  *
8  * Copyright (C) 1997, 1998 by Ralf Baechle
9  */
10 #ifndef __ASM_MIPS_SNI_H
11 #define __ASM_MIPS_SNI_H
12 
13 #define SNI_PORT_BASE	0xb4000000
14 
15 /*
16  * ASIC PCI registers for little endian configuration.
17  */
18 #ifndef __MIPSEL__
19 #error "Fix me for big endian"
20 #endif
21 #define PCIMT_UCONF		0xbfff0000
22 #define PCIMT_IOADTIMEOUT2	0xbfff0008
23 #define PCIMT_IOMEMCONF		0xbfff0010
24 #define PCIMT_IOMMU		0xbfff0018
25 #define PCIMT_IOADTIMEOUT1	0xbfff0020
26 #define PCIMT_DMAACCESS		0xbfff0028
27 #define PCIMT_DMAHIT		0xbfff0030
28 #define PCIMT_ERRSTATUS		0xbfff0038
29 #define PCIMT_ERRADDR		0xbfff0040
30 #define PCIMT_SYNDROME		0xbfff0048
31 #define PCIMT_ITPEND		0xbfff0050
32 #define  IT_INT2		0x01
33 #define  IT_INTD		0x02
34 #define  IT_INTC		0x04
35 #define  IT_INTB		0x08
36 #define  IT_INTA		0x10
37 #define  IT_EISA		0x20
38 #define  IT_SCSI		0x40
39 #define  IT_ETH			0x80
40 #define PCIMT_IRQSEL		0xbfff0058
41 #define PCIMT_TESTMEM		0xbfff0060
42 #define PCIMT_ECCREG		0xbfff0068
43 #define PCIMT_CONFIG_ADDRESS	0xbfff0070
44 #define PCIMT_ASIC_ID		0xbfff0078	/* read */
45 #define PCIMT_SOFT_RESET	0xbfff0078	/* write */
46 #define PCIMT_PIA_OE		0xbfff0080
47 #define PCIMT_PIA_DATAOUT	0xbfff0088
48 #define PCIMT_PIA_DATAIN	0xbfff0090
49 #define PCIMT_CACHECONF		0xbfff0098
50 #define PCIMT_INVSPACE		0xbfff00a0
51 #define PCIMT_PCI_CONF		0xbfff0100
52 
53 /*
54  * Data port for the PCI bus.
55  */
56 #define PCIMT_CONFIG_DATA	0xb4000cfc
57 
58 /*
59  * Board specific registers
60  */
61 #define PCIMT_CSMSR		0xbfd00000
62 #define PCIMT_CSSWITCH		0xbfd10000
63 #define PCIMT_CSITPEND		0xbfd20000
64 #define PCIMT_AUTO_PO_EN	0xbfd30000
65 #define PCIMT_CLR_TEMP		0xbfd40000
66 #define PCIMT_AUTO_PO_DIS	0xbfd50000
67 #define PCIMT_EXMSR		0xbfd60000
68 #define PCIMT_UNUSED1		0xbfd70000
69 #define PCIMT_CSWCSM		0xbfd80000
70 #define PCIMT_UNUSED2		0xbfd90000
71 #define PCIMT_CSLED		0xbfda0000
72 #define PCIMT_CSMAPISA		0xbfdb0000
73 #define PCIMT_CSRSTBP		0xbfdc0000
74 #define PCIMT_CLRPOFF		0xbfdd0000
75 #define PCIMT_CSTIMER		0xbfde0000
76 #define PCIMT_PWDN		0xbfdf0000
77 
78 /*
79  * Interrupt 0-16 are EISA interrupts.  Interrupts from 16 on are assigned
80  * to the other interrupts generated by ASIC PCI.
81  */
82 #define PCIMT_KEYBOARD_IRQ	 1
83 #define PCIMT_IRQ_INT2		16		/* What is that?  */
84 #define PCIMT_IRQ_INTD		17
85 #define PCIMT_IRQ_INTC		18
86 #define PCIMT_IRQ_INTB		19
87 #define PCIMT_IRQ_INTA		20
88 #define PCIMT_IRQ_EISA		21
89 #define PCIMT_IRQ_SCSI		22
90 #define PCIMT_IRQ_ETHERNET	23
91 #define PCIMT_IRQ_TEMPERATURE	24
92 #define PCIMT_IRQ_EISA_NMI	25
93 #define PCIMT_IRQ_POWER_OFF	26
94 #define PCIMT_IRQ_BUTTON	27
95 
96 /*
97  * Base address for the mapped 16mb EISA bus segment.
98  */
99 #define PCIMT_EISA_BASE		0xb0000000
100 
101 /* PCI EISA Interrupt acknowledge  */
102 #define PCIMT_INT_ACKNOWLEDGE	0xba000000
103 
104 #endif /* __ASM_MIPS_SNI_H */
105