1 | /* |
---|
2 | * hal_apic.h - APIC values (for LAPIC and IOAPIC) |
---|
3 | * |
---|
4 | * Copyright (c) 2017 Maxime Villard |
---|
5 | * |
---|
6 | * This file is part of ALMOS-MKH. |
---|
7 | * |
---|
8 | * ALMOS-MKH is free software; you can redistribute it and/or modify it |
---|
9 | * under the terms of the GNU General Public License as published by |
---|
10 | * the Free Software Foundation; version 2.0 of the License. |
---|
11 | * |
---|
12 | * ALMOS-MKH is distributed in the hope that it will be useful, but |
---|
13 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
---|
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
---|
15 | * General Public License for more details. |
---|
16 | * |
---|
17 | * You should have received a copy of the GNU General Public License |
---|
18 | * along with ALMOS-MKH; if not, write to the Free Software Foundation, |
---|
19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
---|
20 | */ |
---|
21 | |
---|
22 | #ifndef x86_ASM |
---|
23 | char hal_com_read(); |
---|
24 | void hal_com_send(uint8_t chan, char c); |
---|
25 | void hal_com_init_early(); |
---|
26 | |
---|
27 | void hal_ioapic_bind_irq(uint8_t irq, uint8_t vec, uint8_t dest); |
---|
28 | void hal_ioapic_enable_irq(uint8_t irq); |
---|
29 | void hal_ioapic_disable_irq(uint8_t irq); |
---|
30 | |
---|
31 | void hal_ioapic_disable_entry(uint8_t irq); |
---|
32 | void hal_ioapic_set_entry(uint8_t irq, uint8_t vec, uint8_t dest); |
---|
33 | |
---|
34 | uint32_t hal_lapic_gid(); |
---|
35 | void hal_apic_init(); |
---|
36 | |
---|
37 | int boot_cpuN(uint32_t gid, paddr_t pa); |
---|
38 | |
---|
39 | #endif |
---|
40 | |
---|
41 | /* |
---|
42 | ******************************************************************************* |
---|
43 | * LAPIC |
---|
44 | ******************************************************************************* |
---|
45 | */ |
---|
46 | |
---|
47 | #define LAPIC_ID 0x020 /* ID. RW */ |
---|
48 | # define LAPIC_ID_MASK 0xff000000 |
---|
49 | # define LAPIC_ID_SHIFT 24 |
---|
50 | |
---|
51 | #define LAPIC_VERS 0x030 /* Version. RO */ |
---|
52 | # define LAPIC_VERSION_MASK 0x000000ff |
---|
53 | # define LAPIC_VERSION_LVT_MASK 0x00ff0000 |
---|
54 | # define LAPIC_VERSION_LVT_SHIFT 16 |
---|
55 | # define LAPIC_VERSION_DIRECTED_EOI 0x01000000 |
---|
56 | # define LAPIC_VERSION_EXTAPIC_SPACE 0x80000000 |
---|
57 | |
---|
58 | #define LAPIC_TPR 0x080 /* Task Prio. RW */ |
---|
59 | # define LAPIC_TPR_MASK 0x000000ff |
---|
60 | # define LAPIC_TPR_INT_MASK 0x000000f0 |
---|
61 | # define LAPIC_TPR_SUB_MASK 0x0000000f |
---|
62 | |
---|
63 | #define LAPIC_APRI 0x090 /* Arbitration prio. RO */ |
---|
64 | # define LAPIC_APRI_MASK 0x000000ff |
---|
65 | |
---|
66 | #define LAPIC_PPRI 0x0a0 /* Processor prio. RO */ |
---|
67 | #define LAPIC_EOI 0x0b0 /* End Int. W */ |
---|
68 | #define LAPIC_RRR 0x0c0 /* Remote read. RO */ |
---|
69 | #define LAPIC_LDR 0x0d0 /* Logical dest. RW */ |
---|
70 | |
---|
71 | #define LAPIC_DFR 0x0e0 /* Dest. format. RW */ |
---|
72 | # define LAPIC_DFR_MASK 0xf0000000 |
---|
73 | # define LAPIC_DFR_FLAT 0xf0000000 |
---|
74 | # define LAPIC_DFR_CLUSTER 0x00000000 |
---|
75 | |
---|
76 | #define LAPIC_SVR 0x0f0 /* Spurious intvec. RW */ |
---|
77 | # define LAPIC_SVR_VECTOR_MASK 0x000000ff |
---|
78 | # define LAPIC_SVR_VEC_FIX 0x0000000f |
---|
79 | # define LAPIC_SVR_VEC_PROG 0x000000f0 |
---|
80 | # define LAPIC_SVR_ENABLE 0x00000100 |
---|
81 | # define LAPIC_SVR_FOCUS 0x00000200 |
---|
82 | # define LAPIC_SVR_FDIS 0x00000200 |
---|
83 | # define LAPIC_SVR_EOI_BC_DIS 0x00001000 |
---|
84 | |
---|
85 | #define LAPIC_ISR 0x100 /* In-Service Status RO */ |
---|
86 | #define LAPIC_TMR 0x180 /* Trigger Mode RO */ |
---|
87 | #define LAPIC_IRR 0x200 /* Interrupt Req RO */ |
---|
88 | #define LAPIC_ESR 0x280 /* Err status. RW */ |
---|
89 | |
---|
90 | #define LAPIC_LVT_CMCI 0x2f0 /* LVT CMCI RW */ |
---|
91 | |
---|
92 | #define LAPIC_ICRLO 0x300 /* Int. cmd. RW */ |
---|
93 | # define LAPIC_DLMODE_MASK 0x00000700 /* Delivery Mode */ |
---|
94 | # define LAPIC_DLMODE_FIXED 0x00000000 |
---|
95 | # define LAPIC_DLMODE_LOW 0x00000100 |
---|
96 | # define LAPIC_DLMODE_SMI 0x00000200 |
---|
97 | # define LAPIC_DLMODE_NMI 0x00000400 |
---|
98 | # define LAPIC_DLMODE_INIT 0x00000500 |
---|
99 | # define LAPIC_DLMODE_STARTUP 0x00000600 |
---|
100 | # define LAPIC_DLMODE_EXTINT 0x00000700 |
---|
101 | |
---|
102 | # define LAPIC_DSTMODE_PHYS 0x00000000 |
---|
103 | # define LAPIC_DSTMODE_LOG 0x00000800 |
---|
104 | |
---|
105 | # define LAPIC_DLSTAT_BUSY 0x00001000 |
---|
106 | # define LAPIC_DLSTAT_IDLE 0x00000000 |
---|
107 | |
---|
108 | # define LAPIC_LEVEL_MASK 0x00004000 |
---|
109 | # define LAPIC_LEVEL_ASSERT 0x00004000 |
---|
110 | # define LAPIC_LEVEL_DEASSERT 0x00000000 |
---|
111 | |
---|
112 | # define LAPIC_TRIGGER_MASK 0x00008000 |
---|
113 | # define LAPIC_TRIGGER_EDGE 0x00000000 |
---|
114 | # define LAPIC_TRIGGER_LEVEL 0x00008000 |
---|
115 | |
---|
116 | # define LAPIC_DEST_MASK 0x000c0000 |
---|
117 | # define LAPIC_DEST_DEFAULT 0x00000000 |
---|
118 | # define LAPIC_DEST_SELF 0x00040000 |
---|
119 | # define LAPIC_DEST_ALLINCL 0x00080000 |
---|
120 | # define LAPIC_DEST_ALLEXCL 0x000c0000 |
---|
121 | |
---|
122 | #define LAPIC_ICRHI 0x310 /* Int. cmd. RW */ |
---|
123 | |
---|
124 | #define LAPIC_LVT_TMR 0x320 /* Loc.vec.(timer) RW */ |
---|
125 | # define LAPIC_TMR_VEC_MASK 0x000000ff |
---|
126 | # define LAPIC_TMR_DS 0x00001000 |
---|
127 | # define LAPIC_TMR_M 0x00010000 |
---|
128 | # define LAPIC_TMR_TM 0x00020000 |
---|
129 | |
---|
130 | #define LAPIC_LVT_THM 0x330 /* Loc.vec (Thermal) RW */ |
---|
131 | # define LAPIC_THM_MT_MASK 0x00000700 |
---|
132 | # define LAPIC_THM_MT_FIXED 0x00000000 |
---|
133 | # define LAPIC_THM_MT_SMI 0x00000200 |
---|
134 | # define LAPIC_THM_MT_NMI 0x00000400 |
---|
135 | # define LAPIC_THM_MT_INIT 0x00000500 |
---|
136 | # define LAPIC_THM_MT_EXTINT 0x00000700 |
---|
137 | # define LAPIC_THM_DS 0x00001000 |
---|
138 | # define LAPIC_THM_M 0x00010000 |
---|
139 | |
---|
140 | #define LAPIC_LVT_PMC 0x340 /* Loc.vec (Perf Mon) RW */ |
---|
141 | # define LAPIC_PMC_MT_MASK 0x00000700 |
---|
142 | # define LAPIC_PMC_MT_FIXED 0x00000000 |
---|
143 | # define LAPIC_PMC_MT_SMI 0x00000200 |
---|
144 | # define LAPIC_PMC_MT_NMI 0x00000400 |
---|
145 | # define LAPIC_PMC_MT_INIT 0x00000500 |
---|
146 | # define LAPIC_PMC_MT_EXTINT 0x00000700 |
---|
147 | # define LAPIC_PMC_DS 0x00001000 |
---|
148 | # define LAPIC_PMC_M 0x00010000 |
---|
149 | |
---|
150 | #define LAPIC_LVT_LINT0 0x350 /* Loc.vec (LINT0) RW */ |
---|
151 | #define LAPIC_LVT_LINT1 0x360 /* Loc.vec (LINT1) RW */ |
---|
152 | # define LAPIC_LINT_MT_MASK 0x00000700 |
---|
153 | # define LAPIC_LINT_MT_FIXED 0x00000000 |
---|
154 | # define LAPIC_LINT_MT_SMI 0x00000200 |
---|
155 | # define LAPIC_LINT_MT_NMI 0x00000400 |
---|
156 | # define LAPIC_LINT_MT_INIT 0x00000500 |
---|
157 | # define LAPIC_LINT_MT_EXTINT 0x00000700 |
---|
158 | # define LAPIC_LINT_DS 0x00001000 |
---|
159 | # define LAPIC_LINT_RIR 0x00004000 |
---|
160 | # define LAPIC_LINT_TGM 0x00008000 |
---|
161 | # define LAPIC_LINT_M 0x00010000 |
---|
162 | |
---|
163 | #define LAPIC_LVT_ERR 0x370 /* Loc.vec (ERROR) RW */ |
---|
164 | # define LAPIC_ERR_MT_MASK 0x00000700 |
---|
165 | # define LAPIC_ERR_MT_FIXED 0x00000000 |
---|
166 | # define LAPIC_ERR_MT_SMI 0x00000200 |
---|
167 | # define LAPIC_ERR_MT_NMI 0x00000400 |
---|
168 | # define LAPIC_ERR_MT_INIT 0x00000500 |
---|
169 | # define LAPIC_ERR_MT_EXTINT 0x00000700 |
---|
170 | # define LAPIC_ERR_DS 0x00001000 |
---|
171 | # define LAPIC_ERR_M 0x00010000 |
---|
172 | |
---|
173 | #define LAPIC_ICR_TIMER 0x380 /* Initial count RW */ |
---|
174 | #define LAPIC_CCR_TIMER 0x390 /* Current count RO */ |
---|
175 | |
---|
176 | #define LAPIC_DCR_TIMER 0x3e0 /* Divisor config RW */ |
---|
177 | # define LAPIC_DCRT_DIV1 0x0b |
---|
178 | # define LAPIC_DCRT_DIV2 0x00 |
---|
179 | # define LAPIC_DCRT_DIV4 0x01 |
---|
180 | # define LAPIC_DCRT_DIV8 0x02 |
---|
181 | # define LAPIC_DCRT_DIV16 0x03 |
---|
182 | # define LAPIC_DCRT_DIV32 0x08 |
---|
183 | # define LAPIC_DCRT_DIV64 0x09 |
---|
184 | # define LAPIC_DCRT_DIV128 0x0a |
---|
185 | |
---|
186 | /* |
---|
187 | ******************************************************************************* |
---|
188 | * IRQ numbers |
---|
189 | ******************************************************************************* |
---|
190 | */ |
---|
191 | |
---|
192 | #define IRQ_TIMER 0 |
---|
193 | #define IRQ_KEYBOARD 1 |
---|
194 | #define IRQ_COM2 3 |
---|
195 | #define IRQ_COM1 4 |
---|
196 | #define IRQ_FLOPPY 6 |
---|
197 | #define IRQ_ATA0 14 |
---|
198 | #define IRQ_ATA1 15 |
---|
199 | |
---|