xref: /openbmc/linux/arch/mips/include/asm/msc01_ic.h (revision 588b48ca)
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 */
148