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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
31extern int found_numaq;
32extern int get_memcfg_numaq(void);
33
34/*
35 * SYS_CFG_DATA_PRIV_ADDR, struct eachquadmem, and struct sys_cfg_data are the
36 */
37#define SYS_CFG_DATA_PRIV_ADDR 0x0009d000 /* place for scd in private
38 quad space */
39
40/*
41 * Communication area for each processor on lynxer-processor tests.
42 *
43 * NOTE: If you change the size of this eachproc structure you need
44 * to change the definition for EACH_QUAD_SIZE.
45 */
46struct eachquadmem {
47 unsigned int priv_mem_start; /* Starting address of this */
48 /* quad's private memory. */
49 /* This is always 0. */
50 /* In MB. */
51 unsigned int priv_mem_size; /* Size of this quad's */
52 /* private memory. */
53 /* In MB. */
54 unsigned int low_shrd_mem_strp_start;/* Starting address of this */
55 /* quad's low shared block */
56 /* (untranslated). */
57 /* In MB. */
58 unsigned int low_shrd_mem_start; /* Starting address of this */
59 /* quad's low shared memory */
60 /* (untranslated). */
61 /* In MB. */
62 unsigned int low_shrd_mem_size; /* Size of this quad's low */
63 /* shared memory. */
64 /* In MB. */
65 unsigned int lmmio_copb_start; /* Starting address of this */
66 /* quad's local memory */
67 /* mapped I/O in the */
68 /* compatibility OPB. */
69 /* In MB. */
70 unsigned int lmmio_copb_size; /* Size of this quad's local */
71 /* memory mapped I/O in the */
72 /* compatibility OPB. */
73 /* In MB. */
74 unsigned int lmmio_nopb_start; /* Starting address of this */
75 /* quad's local memory */
76 /* mapped I/O in the */
77 /* non-compatibility OPB. */
78 /* In MB. */
79 unsigned int lmmio_nopb_size; /* Size of this quad's local */
80 /* memory mapped I/O in the */
81 /* non-compatibility OPB. */
82 /* In MB. */
83 unsigned int io_apic_0_start; /* Starting address of I/O */
84 /* APIC 0. */
85 unsigned int io_apic_0_sz; /* Size I/O APIC 0. */
86 unsigned int io_apic_1_start; /* Starting address of I/O */
87 /* APIC 1. */
88 unsigned int io_apic_1_sz; /* Size I/O APIC 1. */
89 unsigned int hi_shrd_mem_start; /* Starting address of this */
90 /* quad's high shared memory.*/
91 /* In MB. */
92 unsigned int hi_shrd_mem_size; /* Size of this quad's high */
93 /* shared memory. */
94 /* In MB. */
95 unsigned int mps_table_addr; /* Address of this quad's */
96 /* MPS tables from BIOS, */
97 /* in system space.*/
98 unsigned int lcl_MDC_pio_addr; /* Port-I/O address for */
99 /* local access of MDC. */
100 unsigned int rmt_MDC_mmpio_addr; /* MM-Port-I/O address for */
101 /* remote access of MDC. */
102 unsigned int mm_port_io_start; /* Starting address of this */
103 /* quad's memory mapped Port */
104 /* I/O space. */
105 unsigned int mm_port_io_size; /* Size of this quad's memory*/
106 /* mapped Port I/O space. */
107 unsigned int mm_rmt_io_apic_start; /* Starting address of this */
108 /* quad's memory mapped */
109 /* remote I/O APIC space. */
110 unsigned int mm_rmt_io_apic_size; /* Size of this quad's memory*/
111 /* mapped remote I/O APIC */
112 /* space. */
113 unsigned int mm_isa_start; /* Starting address of this */
114 /* quad's memory mapped ISA */
115 /* space (contains MDC */
116 /* memory space). */
117 unsigned int mm_isa_size; /* Size of this quad's memory*/
118 /* mapped ISA space (contains*/
119 /* MDC memory space). */
120 unsigned int rmt_qmi_addr; /* Remote addr to access QMI.*/
121 unsigned int lcl_qmi_addr; /* Local addr to access QMI. */
122};
123
124/*
125 * Note: This structure must be NOT be changed unless the multiproc and
126 * OS are changed to reflect the new structure.
127 */
128struct sys_cfg_data {
129 unsigned int quad_id;
130 unsigned int bsp_proc_id; /* Boot Strap Processor in this quad. */
131 unsigned int scd_version; /* Version number of this table. */
132 unsigned int first_quad_id;
133 unsigned int quads_present31_0; /* 1 bit for each quad */
134 unsigned int quads_present63_32; /* 1 bit for each quad */
135 unsigned int config_flags;
136 unsigned int boot_flags;
137 unsigned int csr_start_addr; /* Absolute value (not in MB) */
138 unsigned int csr_size; /* Absolute value (not in MB) */
139 unsigned int lcl_apic_start_addr; /* Absolute value (not in MB) */
140 unsigned int lcl_apic_size; /* Absolute value (not in MB) */
141 unsigned int low_shrd_mem_base; /* 0 or 512MB or 1GB */
142 unsigned int low_shrd_mem_quad_offset; /* 0,128M,256M,512M,1G */
143 /* may not be totally populated */
144 unsigned int split_mem_enbl; /* 0 for no low shared memory */
145 unsigned int mmio_sz; /* Size of total system memory mapped I/O */
146 /* (in MB). */
147 unsigned int quad_spin_lock; /* Spare location used for quad */
148 /* bringup. */
149 unsigned int nonzero55; /* For checksumming. */
150 unsigned int nonzeroaa; /* For checksumming. */
151 unsigned int scd_magic_number;
152 unsigned int system_type;
153 unsigned int checksum;
154 /*
155 * memory configuration area for each quad
156 */
157 struct eachquadmem eq[MAX_NUMNODES]; /* indexed by quad id */
158};
159
160void numaq_tsc_disable(void);
161
162#else
163static inline int get_memcfg_numaq(void)
164{
165 return 0;
166}
167#endif /* CONFIG_X86_NUMAQ */
168#endif /* ASM_X86__NUMAQ_H */
169
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