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1 | /* |
1 | /* |
2 | * Copyright (c) 2001-2004 Jakub Jermar |
2 | * Copyright (c) 2001-2004 Jakub Jermar |
3 | * All rights reserved. |
3 | * All rights reserved. |
4 | * |
4 | * |
5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
7 | * are met: |
7 | * are met: |
8 | * |
8 | * |
9 | * - Redistributions of source code must retain the above copyright |
9 | * - Redistributions of source code must retain the above copyright |
10 | * notice, this list of conditions and the following disclaimer. |
10 | * notice, this list of conditions and the following disclaimer. |
11 | * - Redistributions in binary form must reproduce the above copyright |
11 | * - Redistributions in binary form must reproduce the above copyright |
12 | * notice, this list of conditions and the following disclaimer in the |
12 | * notice, this list of conditions and the following disclaimer in the |
13 | * documentation and/or other materials provided with the distribution. |
13 | * documentation and/or other materials provided with the distribution. |
14 | * - The name of the author may not be used to endorse or promote products |
14 | * - The name of the author may not be used to endorse or promote products |
15 | * derived from this software without specific prior written permission. |
15 | * derived from this software without specific prior written permission. |
16 | * |
16 | * |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | */ |
27 | */ |
28 | 28 | ||
29 | /** @addtogroup ia32mm |
29 | /** @addtogroup ia32mm |
30 | * @{ |
30 | * @{ |
31 | */ |
31 | */ |
32 | /** @file |
32 | /** @file |
33 | * @ingroup ia32mm, amd64mm |
33 | * @ingroup ia32mm, amd64mm |
34 | */ |
34 | */ |
35 | 35 | ||
36 | #include <mm/frame.h> |
36 | #include <mm/frame.h> |
37 | #include <arch/mm/frame.h> |
37 | #include <arch/mm/frame.h> |
38 | #include <mm/as.h> |
38 | #include <mm/as.h> |
39 | #include <config.h> |
39 | #include <config.h> |
40 | #include <arch/boot/boot.h> |
40 | #include <arch/boot/boot.h> |
41 | #include <arch/boot/memmap.h> |
41 | #include <arch/boot/memmap.h> |
42 | #include <panic.h> |
42 | #include <panic.h> |
43 | #include <debug.h> |
43 | #include <debug.h> |
44 | #include <align.h> |
44 | #include <align.h> |
45 | #include <macros.h> |
45 | #include <macros.h> |
46 | 46 | ||
47 | #include <print.h> |
47 | #include <print.h> |
48 | #include <console/cmd.h> |
48 | #include <console/cmd.h> |
49 | #include <console/kconsole.h> |
49 | #include <console/kconsole.h> |
50 | 50 | ||
51 | size_t hardcoded_unmapped_ktext_size = 0; |
51 | size_t hardcoded_unmapped_ktext_size = 0; |
52 | size_t hardcoded_unmapped_kdata_size = 0; |
52 | size_t hardcoded_unmapped_kdata_size = 0; |
53 | 53 | ||
54 | uintptr_t last_frame = 0; |
54 | uintptr_t last_frame = 0; |
55 | 55 | ||
56 | static void init_e820_memory(pfn_t minconf) |
56 | static void init_e820_memory(pfn_t minconf) |
57 | { |
57 | { |
58 | int i; |
58 | int i; |
59 | pfn_t start, conf; |
59 | pfn_t start, conf; |
60 | size_t size; |
60 | size_t size; |
61 | 61 | ||
62 | for (i = 0; i < e820counter; i++) { |
62 | for (i = 0; i < e820counter; i++) { |
63 | if (e820table[i].type == MEMMAP_MEMORY_AVAILABLE) { |
63 | if (e820table[i].type == MEMMAP_MEMORY_AVAILABLE) { |
64 | start = ADDR2PFN(ALIGN_UP(e820table[i].base_address, |
64 | start = ADDR2PFN(ALIGN_UP(e820table[i].base_address, |
65 | FRAME_SIZE)); |
65 | FRAME_SIZE)); |
66 | size = SIZE2FRAMES(ALIGN_DOWN(e820table[i].size, |
66 | size = SIZE2FRAMES(ALIGN_DOWN(e820table[i].size, |
67 | FRAME_SIZE)); |
67 | FRAME_SIZE)); |
68 | if (minconf < start || minconf >= start+size) |
68 | if (minconf < start || minconf >= start + size) |
69 | conf = start; |
69 | conf = start; |
70 | else |
70 | else |
71 | conf = minconf; |
71 | conf = minconf; |
72 | zone_create(start, size, conf, 0); |
72 | zone_create(start, size, conf, 0); |
73 | if (last_frame < ALIGN_UP(e820table[i].base_address + e820table[i].size, FRAME_SIZE)) |
73 | if (last_frame < ALIGN_UP(e820table[i].base_address + e820table[i].size, FRAME_SIZE)) |
74 | last_frame = ALIGN_UP(e820table[i].base_address + e820table[i].size, FRAME_SIZE); |
74 | last_frame = ALIGN_UP(e820table[i].base_address + e820table[i].size, FRAME_SIZE); |
75 | } |
75 | } |
76 | } |
76 | } |
77 | } |
77 | } |
78 | 78 | ||
79 | static int cmd_e820mem(cmd_arg_t *argv); |
79 | static int cmd_e820mem(cmd_arg_t *argv); |
80 | static cmd_info_t e820_info = { |
80 | static cmd_info_t e820_info = { |
81 | .name = "e820list", |
81 | .name = "e820list", |
82 | .description = "List e820 memory.", |
82 | .description = "List e820 memory.", |
83 | .func = cmd_e820mem, |
83 | .func = cmd_e820mem, |
84 | .argc = 0 |
84 | .argc = 0 |
85 | }; |
85 | }; |
86 | 86 | ||
87 | static char *e820names[] = { "invalid", "available", "reserved", |
87 | static char *e820names[] = { "invalid", "available", "reserved", |
88 | "acpi", "nvs", "unusable" }; |
88 | "acpi", "nvs", "unusable" }; |
89 | 89 | ||
90 | 90 | ||
91 | static int cmd_e820mem(cmd_arg_t *argv) |
91 | static int cmd_e820mem(cmd_arg_t *argv) |
92 | { |
92 | { |
93 | int i; |
93 | int i; |
94 | char *name; |
94 | char *name; |
95 | 95 | ||
96 | for (i = 0; i < e820counter; i++) { |
96 | for (i = 0; i < e820counter; i++) { |
97 | if (e820table[i].type <= MEMMAP_MEMORY_UNUSABLE) |
97 | if (e820table[i].type <= MEMMAP_MEMORY_UNUSABLE) |
98 | name = e820names[e820table[i].type]; |
98 | name = e820names[e820table[i].type]; |
99 | else |
99 | else |
100 | name = "invalid"; |
100 | name = "invalid"; |
101 | printf("%.*p %#.16llXB %s\n", |
101 | printf("%.*p %#.16llXB %s\n", |
102 | sizeof(unative_t) * 2, |
102 | sizeof(unative_t) * 2, |
103 | (unative_t) e820table[i].base_address, |
103 | (unative_t) e820table[i].base_address, |
104 | (uint64_t) e820table[i].size, |
104 | (uint64_t) e820table[i].size, |
105 | name); |
105 | name); |
106 | } |
106 | } |
107 | return 0; |
107 | return 0; |
108 | } |
108 | } |
109 | 109 | ||
110 | 110 | ||
111 | void frame_arch_init(void) |
111 | void frame_arch_init(void) |
112 | { |
112 | { |
113 | static pfn_t minconf; |
113 | static pfn_t minconf; |
114 | 114 | ||
115 | if (config.cpu_active == 1) { |
115 | if (config.cpu_active == 1) { |
116 | cmd_initialize(&e820_info); |
116 | cmd_initialize(&e820_info); |
117 | cmd_register(&e820_info); |
117 | cmd_register(&e820_info); |
118 | 118 | ||
119 | 119 | ||
120 | minconf = 1; |
120 | minconf = 1; |
121 | #ifdef CONFIG_SMP |
121 | #ifdef CONFIG_SMP |
122 | minconf = max(minconf, |
122 | minconf = max(minconf, |
123 | ADDR2PFN(AP_BOOT_OFFSET+hardcoded_unmapped_ktext_size + hardcoded_unmapped_kdata_size)); |
123 | ADDR2PFN(AP_BOOT_OFFSET+hardcoded_unmapped_ktext_size + hardcoded_unmapped_kdata_size)); |
124 | #endif |
124 | #endif |
125 | #ifdef CONFIG_SIMICS_FIX |
125 | #ifdef CONFIG_SIMICS_FIX |
126 | minconf = max(minconf, ADDR2PFN(0x10000)); |
126 | minconf = max(minconf, ADDR2PFN(0x10000)); |
127 | #endif |
127 | #endif |
128 | init_e820_memory(minconf); |
128 | init_e820_memory(minconf); |
129 | 129 | ||
130 | /* Reserve frame 0 (BIOS data) */ |
130 | /* Reserve frame 0 (BIOS data) */ |
131 | frame_mark_unavailable(0, 1); |
131 | frame_mark_unavailable(0, 1); |
132 | 132 | ||
133 | #ifdef CONFIG_SMP |
133 | #ifdef CONFIG_SMP |
134 | /* Reserve AP real mode bootstrap memory */ |
134 | /* Reserve AP real mode bootstrap memory */ |
135 | frame_mark_unavailable(AP_BOOT_OFFSET >> FRAME_WIDTH, |
135 | frame_mark_unavailable(AP_BOOT_OFFSET >> FRAME_WIDTH, |
136 | (hardcoded_unmapped_ktext_size + hardcoded_unmapped_kdata_size) >> FRAME_WIDTH); |
136 | (hardcoded_unmapped_ktext_size + hardcoded_unmapped_kdata_size) >> FRAME_WIDTH); |
137 | 137 | ||
138 | #ifdef CONFIG_SIMICS_FIX |
138 | #ifdef CONFIG_SIMICS_FIX |
139 | /* Don't know why, but these addresses help */ |
139 | /* Don't know why, but these addresses help */ |
140 | frame_mark_unavailable(0xd000 >> FRAME_WIDTH,3); |
140 | frame_mark_unavailable(0xd000 >> FRAME_WIDTH,3); |
141 | #endif |
141 | #endif |
142 | #endif |
142 | #endif |
143 | } |
143 | } |
144 | } |
144 | } |
145 | 145 | ||
146 | /** @} |
146 | /** @} |
147 | */ |
147 | */ |
148 | 148 |