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1 /*
2  * Written by: Patricia Gaughen, IBM Corporation
3  *
4  * Copyright (C) 2002, IBM Corp.
5  *
6  * All rights reserved.
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License as published by
10  * the Free Software Foundation; either version 2 of the License, or
11  * (at your option) any later version.
12  *
13  * This program is distributed in the hope that it will be useful, but
14  * WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
16  * NON INFRINGEMENT.  See the GNU General Public License for more
17  * details.
18  *
19  * You should have received a copy of the GNU General Public License
20  * along with this program; if not, write to the Free Software
21  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22  *
23  * Send feedback to <gone@us.ibm.com>
24  */
25 
26 #ifndef _ASM_X86_NUMAQ_H
27 #define _ASM_X86_NUMAQ_H
28 
29 #ifdef CONFIG_X86_NUMAQ
30 
31 extern int found_numaq;
32 extern int numaq_numa_init(void);
33 extern int pci_numaq_init(void);
34 
35 extern void *xquad_portio;
36 
37 #define XQUAD_PORTIO_BASE 0xfe400000
38 #define XQUAD_PORTIO_QUAD 0x40000  /* 256k per quad. */
39 #define XQUAD_PORT_ADDR(port, quad) (xquad_portio + (XQUAD_PORTIO_QUAD*quad) + port)
40 
41 /*
42  * SYS_CFG_DATA_PRIV_ADDR, struct eachquadmem, and struct sys_cfg_data are the
43  */
44 #define SYS_CFG_DATA_PRIV_ADDR		0x0009d000 /* place for scd in private
45 						      quad space */
46 
47 /*
48  * Communication area for each processor on lynxer-processor tests.
49  *
50  * NOTE: If you change the size of this eachproc structure you need
51  *       to change the definition for EACH_QUAD_SIZE.
52  */
53 struct eachquadmem {
54 	unsigned int	priv_mem_start;		/* Starting address of this */
55 						/* quad's private memory. */
56 						/* This is always 0. */
57 						/* In MB. */
58 	unsigned int	priv_mem_size;		/* Size of this quad's */
59 						/* private memory. */
60 						/* In MB. */
61 	unsigned int	low_shrd_mem_strp_start;/* Starting address of this */
62 						/* quad's low shared block */
63 						/* (untranslated). */
64 						/* In MB. */
65 	unsigned int	low_shrd_mem_start;	/* Starting address of this */
66 						/* quad's low shared memory */
67 						/* (untranslated). */
68 						/* In MB. */
69 	unsigned int	low_shrd_mem_size;	/* Size of this quad's low */
70 						/* shared memory. */
71 						/* In MB. */
72 	unsigned int	lmmio_copb_start;	/* Starting address of this */
73 						/* quad's local memory */
74 						/* mapped I/O in the */
75 						/* compatibility OPB. */
76 						/* In MB. */
77 	unsigned int	lmmio_copb_size;	/* Size of this quad's local */
78 						/* memory mapped I/O in the */
79 						/* compatibility OPB. */
80 						/* In MB. */
81 	unsigned int	lmmio_nopb_start;	/* Starting address of this */
82 						/* quad's local memory */
83 						/* mapped I/O in the */
84 						/* non-compatibility OPB. */
85 						/* In MB. */
86 	unsigned int	lmmio_nopb_size;	/* Size of this quad's local */
87 						/* memory mapped I/O in the */
88 						/* non-compatibility OPB. */
89 						/* In MB. */
90 	unsigned int	io_apic_0_start;	/* Starting address of I/O */
91 						/* APIC 0. */
92 	unsigned int	io_apic_0_sz;		/* Size I/O APIC 0. */
93 	unsigned int	io_apic_1_start;	/* Starting address of I/O */
94 						/* APIC 1. */
95 	unsigned int	io_apic_1_sz;		/* Size I/O APIC 1. */
96 	unsigned int	hi_shrd_mem_start;	/* Starting address of this */
97 						/* quad's high shared memory.*/
98 						/* In MB. */
99 	unsigned int	hi_shrd_mem_size;	/* Size of this quad's high */
100 						/* shared memory. */
101 						/* In MB. */
102 	unsigned int	mps_table_addr;		/* Address of this quad's */
103 						/* MPS tables from BIOS, */
104 						/* in system space.*/
105 	unsigned int	lcl_MDC_pio_addr;	/* Port-I/O address for */
106 						/* local access of MDC. */
107 	unsigned int	rmt_MDC_mmpio_addr;	/* MM-Port-I/O address for */
108 						/* remote access of MDC. */
109 	unsigned int	mm_port_io_start;	/* Starting address of this */
110 						/* quad's memory mapped Port */
111 						/* I/O space. */
112 	unsigned int	mm_port_io_size;	/* Size of this quad's memory*/
113 						/* mapped Port I/O space. */
114 	unsigned int	mm_rmt_io_apic_start;	/* Starting address of this */
115 						/* quad's memory mapped */
116 						/* remote I/O APIC space. */
117 	unsigned int	mm_rmt_io_apic_size;	/* Size of this quad's memory*/
118 						/* mapped remote I/O APIC */
119 						/* space. */
120 	unsigned int	mm_isa_start;		/* Starting address of this */
121 						/* quad's memory mapped ISA */
122 						/* space (contains MDC */
123 						/* memory space). */
124 	unsigned int	mm_isa_size;		/* Size of this quad's memory*/
125 						/* mapped ISA space (contains*/
126 						/* MDC memory space). */
127 	unsigned int	rmt_qmi_addr;		/* Remote addr to access QMI.*/
128 	unsigned int	lcl_qmi_addr;		/* Local addr to access QMI. */
129 };
130 
131 /*
132  * Note: This structure must be NOT be changed unless the multiproc and
133  * OS are changed to reflect the new structure.
134  */
135 struct sys_cfg_data {
136 	unsigned int	quad_id;
137 	unsigned int	bsp_proc_id; /* Boot Strap Processor in this quad. */
138 	unsigned int	scd_version; /* Version number of this table. */
139 	unsigned int	first_quad_id;
140 	unsigned int	quads_present31_0; /* 1 bit for each quad */
141 	unsigned int	quads_present63_32; /* 1 bit for each quad */
142 	unsigned int	config_flags;
143 	unsigned int	boot_flags;
144 	unsigned int	csr_start_addr; /* Absolute value (not in MB) */
145 	unsigned int	csr_size; /* Absolute value (not in MB) */
146 	unsigned int	lcl_apic_start_addr; /* Absolute value (not in MB) */
147 	unsigned int	lcl_apic_size; /* Absolute value (not in MB) */
148 	unsigned int	low_shrd_mem_base; /* 0 or 512MB or 1GB */
149 	unsigned int	low_shrd_mem_quad_offset; /* 0,128M,256M,512M,1G */
150 					/* may not be totally populated */
151 	unsigned int	split_mem_enbl; /* 0 for no low shared memory */
152 	unsigned int	mmio_sz; /* Size of total system memory mapped I/O */
153 				 /* (in MB). */
154 	unsigned int	quad_spin_lock; /* Spare location used for quad */
155 					/* bringup. */
156 	unsigned int	nonzero55; /* For checksumming. */
157 	unsigned int	nonzeroaa; /* For checksumming. */
158 	unsigned int	scd_magic_number;
159 	unsigned int	system_type;
160 	unsigned int	checksum;
161 	/*
162 	 *	memory configuration area for each quad
163 	 */
164 	struct		eachquadmem eq[MAX_NUMNODES];	/* indexed by quad id */
165 };
166 
167 void numaq_tsc_disable(void);
168 
169 #endif /* CONFIG_X86_NUMAQ */
170 #endif /* _ASM_X86_NUMAQ_H */
171 
172