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msc01_ic.h
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1 /*
2  * PCI Register definitions for the MIPS System Controller.
3  *
4  * Copyright (C) 2004 MIPS Technologies, Inc. All rights reserved.
5  *
6  * This file is subject to the terms and conditions of the GNU General Public
7  * License. See the file "COPYING" in the main directory of this archive
8  * for more details.
9  */
10 
11 #ifndef __ASM_MIPS_BOARDS_MSC01_IC_H
12 #define __ASM_MIPS_BOARDS_MSC01_IC_H
13 
14 /*****************************************************************************
15  * Register offset addresses
16  *****************************************************************************/
17 
18 #define MSC01_IC_RST_OFS 0x00008 /* Software reset */
19 #define MSC01_IC_ENAL_OFS 0x00100 /* Int_in enable mask 31:0 */
20 #define MSC01_IC_ENAH_OFS 0x00108 /* Int_in enable mask 63:32 */
21 #define MSC01_IC_DISL_OFS 0x00120 /* Int_in disable mask 31:0 */
22 #define MSC01_IC_DISH_OFS 0x00128 /* Int_in disable mask 63:32 */
23 #define MSC01_IC_ISBL_OFS 0x00140 /* Raw int_in 31:0 */
24 #define MSC01_IC_ISBH_OFS 0x00148 /* Raw int_in 63:32 */
25 #define MSC01_IC_ISAL_OFS 0x00160 /* Masked int_in 31:0 */
26 #define MSC01_IC_ISAH_OFS 0x00168 /* Masked int_in 63:32 */
27 #define MSC01_IC_LVL_OFS 0x00180 /* Disable priority int_out */
28 #define MSC01_IC_RAMW_OFS 0x00180 /* Shadow set RAM (EI) */
29 #define MSC01_IC_OSB_OFS 0x00188 /* Raw int_out */
30 #define MSC01_IC_OSA_OFS 0x00190 /* Masked int_out */
31 #define MSC01_IC_GENA_OFS 0x00198 /* Global HW int enable */
32 #define MSC01_IC_BASE_OFS 0x001a0 /* Base address of IC_VEC */
33 #define MSC01_IC_VEC_OFS 0x001b0 /* Active int's vector address */
34 #define MSC01_IC_EOI_OFS 0x001c0 /* Enable lower level ints */
35 #define MSC01_IC_CFG_OFS 0x001c8 /* Configuration register */
36 #define MSC01_IC_TRLD_OFS 0x001d0 /* Interval timer reload val */
37 #define MSC01_IC_TVAL_OFS 0x001e0 /* Interval timer current val */
38 #define MSC01_IC_TCFG_OFS 0x001f0 /* Interval timer config */
39 #define MSC01_IC_SUP_OFS 0x00200 /* Set up int_in line 0 */
40 #define MSC01_IC_ENA_OFS 0x00800 /* Int_in enable mask 63:0 */
41 #define MSC01_IC_DIS_OFS 0x00820 /* Int_in disable mask 63:0 */
42 #define MSC01_IC_ISB_OFS 0x00840 /* Raw int_in 63:0 */
43 #define MSC01_IC_ISA_OFS 0x00860 /* Masked int_in 63:0 */
44 
45 /*****************************************************************************
46  * Register field encodings
47  *****************************************************************************/
48 
49 #define MSC01_IC_RST_RST_SHF 0
50 #define MSC01_IC_RST_RST_MSK 0x00000001
51 #define MSC01_IC_RST_RST_BIT MSC01_IC_RST_RST_MSK
52 #define MSC01_IC_LVL_LVL_SHF 0
53 #define MSC01_IC_LVL_LVL_MSK 0x000000ff
54 #define MSC01_IC_LVL_SPUR_SHF 16
55 #define MSC01_IC_LVL_SPUR_MSK 0x00010000
56 #define MSC01_IC_LVL_SPUR_BIT MSC01_IC_LVL_SPUR_MSK
57 #define MSC01_IC_RAMW_RIPL_SHF 0
58 #define MSC01_IC_RAMW_RIPL_MSK 0x0000003f
59 #define MSC01_IC_RAMW_DATA_SHF 6
60 #define MSC01_IC_RAMW_DATA_MSK 0x00000fc0
61 #define MSC01_IC_RAMW_ADDR_SHF 25
62 #define MSC01_IC_RAMW_ADDR_MSK 0x7e000000
63 #define MSC01_IC_RAMW_READ_SHF 31
64 #define MSC01_IC_RAMW_READ_MSK 0x80000000
65 #define MSC01_IC_RAMW_READ_BIT MSC01_IC_RAMW_READ_MSK
66 #define MSC01_IC_OSB_OSB_SHF 0
67 #define MSC01_IC_OSB_OSB_MSK 0x000000ff
68 #define MSC01_IC_OSA_OSA_SHF 0
69 #define MSC01_IC_OSA_OSA_MSK 0x000000ff
70 #define MSC01_IC_GENA_GENA_SHF 0
71 #define MSC01_IC_GENA_GENA_MSK 0x00000001
72 #define MSC01_IC_GENA_GENA_BIT MSC01_IC_GENA_GENA_MSK
73 #define MSC01_IC_CFG_DIS_SHF 0
74 #define MSC01_IC_CFG_DIS_MSK 0x00000001
75 #define MSC01_IC_CFG_DIS_BIT MSC01_IC_CFG_DIS_MSK
76 #define MSC01_IC_CFG_SHFT_SHF 8
77 #define MSC01_IC_CFG_SHFT_MSK 0x00000f00
78 #define MSC01_IC_TCFG_ENA_SHF 0
79 #define MSC01_IC_TCFG_ENA_MSK 0x00000001
80 #define MSC01_IC_TCFG_ENA_BIT MSC01_IC_TCFG_ENA_MSK
81 #define MSC01_IC_TCFG_INT_SHF 8
82 #define MSC01_IC_TCFG_INT_MSK 0x00000100
83 #define MSC01_IC_TCFG_INT_BIT MSC01_IC_TCFG_INT_MSK
84 #define MSC01_IC_TCFG_EDGE_SHF 16
85 #define MSC01_IC_TCFG_EDGE_MSK 0x00010000
86 #define MSC01_IC_TCFG_EDGE_BIT MSC01_IC_TCFG_EDGE_MSK
87 #define MSC01_IC_SUP_PRI_SHF 0
88 #define MSC01_IC_SUP_PRI_MSK 0x00000007
89 #define MSC01_IC_SUP_EDGE_SHF 8
90 #define MSC01_IC_SUP_EDGE_MSK 0x00000100
91 #define MSC01_IC_SUP_EDGE_BIT MSC01_IC_SUP_EDGE_MSK
92 #define MSC01_IC_SUP_STEP 8
93 
94 /*
95  * MIPS System controller interrupt register base.
96  *
97  */
98 
99 /*****************************************************************************
100  * Absolute register addresses
101  *****************************************************************************/
102 
103 #define MSC01_IC_RST (MSC01_IC_REG_BASE + MSC01_IC_RST_OFS)
104 #define MSC01_IC_ENAL (MSC01_IC_REG_BASE + MSC01_IC_ENAL_OFS)
105 #define MSC01_IC_ENAH (MSC01_IC_REG_BASE + MSC01_IC_ENAH_OFS)
106 #define MSC01_IC_DISL (MSC01_IC_REG_BASE + MSC01_IC_DISL_OFS)
107 #define MSC01_IC_DISH (MSC01_IC_REG_BASE + MSC01_IC_DISH_OFS)
108 #define MSC01_IC_ISBL (MSC01_IC_REG_BASE + MSC01_IC_ISBL_OFS)
109 #define MSC01_IC_ISBH (MSC01_IC_REG_BASE + MSC01_IC_ISBH_OFS)
110 #define MSC01_IC_ISAL (MSC01_IC_REG_BASE + MSC01_IC_ISAL_OFS)
111 #define MSC01_IC_ISAH (MSC01_IC_REG_BASE + MSC01_IC_ISAH_OFS)
112 #define MSC01_IC_LVL (MSC01_IC_REG_BASE + MSC01_IC_LVL_OFS)
113 #define MSC01_IC_RAMW (MSC01_IC_REG_BASE + MSC01_IC_RAMW_OFS)
114 #define MSC01_IC_OSB (MSC01_IC_REG_BASE + MSC01_IC_OSB_OFS)
115 #define MSC01_IC_OSA (MSC01_IC_REG_BASE + MSC01_IC_OSA_OFS)
116 #define MSC01_IC_GENA (MSC01_IC_REG_BASE + MSC01_IC_GENA_OFS)
117 #define MSC01_IC_BASE (MSC01_IC_REG_BASE + MSC01_IC_BASE_OFS)
118 #define MSC01_IC_VEC (MSC01_IC_REG_BASE + MSC01_IC_VEC_OFS)
119 #define MSC01_IC_EOI (MSC01_IC_REG_BASE + MSC01_IC_EOI_OFS)
120 #define MSC01_IC_CFG (MSC01_IC_REG_BASE + MSC01_IC_CFG_OFS)
121 #define MSC01_IC_TRLD (MSC01_IC_REG_BASE + MSC01_IC_TRLD_OFS)
122 #define MSC01_IC_TVAL (MSC01_IC_REG_BASE + MSC01_IC_TVAL_OFS)
123 #define MSC01_IC_TCFG (MSC01_IC_REG_BASE + MSC01_IC_TCFG_OFS)
124 #define MSC01_IC_SUP (MSC01_IC_REG_BASE + MSC01_IC_SUP_OFS)
125 #define MSC01_IC_ENA (MSC01_IC_REG_BASE + MSC01_IC_ENA_OFS)
126 #define MSC01_IC_DIS (MSC01_IC_REG_BASE + MSC01_IC_DIS_OFS)
127 #define MSC01_IC_ISB (MSC01_IC_REG_BASE + MSC01_IC_ISB_OFS)
128 #define MSC01_IC_ISA (MSC01_IC_REG_BASE + MSC01_IC_ISA_OFS)
129 
130 /*
131  * Soc-it interrupts are configurable.
132  * Every board describes its IRQ mapping with this table.
133  */
134 typedef struct msc_irqmap {
135  int im_irq;
136  int im_type;
137  int im_lvl;
138 } msc_irqmap_t;
139 
140 /* im_type */
141 #define MSC01_IRQ_LEVEL 0
142 #define MSC01_IRQ_EDGE 1
143 
144 extern void __init init_msc_irqs(unsigned long icubase, unsigned int base, msc_irqmap_t *imp, int nirq);
145 extern void ll_msc_irq(void);
146 
147 #endif /* __ASM_MIPS_BOARDS_MSC01_IC_H */
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