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| 1 | /* |
1 | /* |
| 2 | * Copyright (C) 2005 Jakub Jermar |
2 | * Copyright (C) 2005 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 sparc64 |
29 | /** @addtogroup sparc64 |
| 30 | * @{ |
30 | * @{ |
| 31 | */ |
31 | */ |
| 32 | /** @file |
32 | /** @file |
| 33 | */ |
33 | */ |
| 34 | 34 | ||
| 35 | #include <arch/asm.h> |
35 | #include <arch/asm.h> |
| 36 | #include <cpu.h> |
36 | #include <cpu.h> |
| 37 | #include <arch.h> |
37 | #include <arch.h> |
| 38 | #include <arch/register.h> |
- | |
| 39 | #include <print.h> |
38 | #include <print.h> |
| - | 39 | #include <arch/register.h> |
|
| - | 40 | #include <genarch/ofw/ofw_tree.h> |
|
| 40 | #include <arch/boot/boot.h> |
41 | #include <arch/types.h> |
| - | 42 | #include <arch/drivers/tick.h> |
|
| 41 | 43 | ||
| - | 44 | /** Perform sparc64 specific initialization of the processor structure for the current processor. */ |
|
| 42 | void cpu_arch_init(void) |
45 | void cpu_arch_init(void) |
| 43 | { |
46 | { |
| - | 47 | ofw_tree_node_t *node; |
|
| - | 48 | uint32_t mid; |
|
| - | 49 | uint32_t clock_frequency = 0; |
|
| - | 50 | upa_config_t upa_config; |
|
| - | 51 | ||
| - | 52 | upa_config.value = upa_config_read(); |
|
| - | 53 | node = ofw_tree_find_child_by_device_type(ofw_tree_lookup("/"), "cpu"); |
|
| - | 54 | while (node) { |
|
| - | 55 | ofw_tree_property_t *prop; |
|
| - | 56 | ||
| - | 57 | prop = ofw_tree_getprop(node, "upa-portid"); |
|
| - | 58 | if (prop && prop->value) { |
|
| - | 59 | mid = *((uint32_t *) prop->value); |
|
| - | 60 | if (mid == upa_config.mid) { |
|
| - | 61 | prop = ofw_tree_getprop(node, "clock-frequency"); |
|
| - | 62 | if (prop && prop->value) |
|
| - | 63 | clock_frequency = *((uint32_t *) prop->value); |
|
| - | 64 | } |
|
| - | 65 | } |
|
| - | 66 | node = ofw_tree_find_peer_by_device_type(node, "cpu"); |
|
| - | 67 | } |
|
| - | 68 | ||
| 44 | CPU->arch.clock_frequency = bootinfo.processor.clock_frequency; |
69 | CPU->arch.clock_frequency = clock_frequency; |
| - | 70 | tick_init(); |
|
| 45 | } |
71 | } |
| 46 | 72 | ||
| - | 73 | /** Read version information from the current processor. */ |
|
| 47 | void cpu_identify(void) |
74 | void cpu_identify(void) |
| 48 | { |
75 | { |
| 49 | CPU->arch.ver.value = ver_read(); |
76 | CPU->arch.ver.value = ver_read(); |
| 50 | } |
77 | } |
| 51 | 78 | ||
| - | 79 | /** Print version information for a processor. |
|
| - | 80 | * |
|
| - | 81 | * @param m Processor structure of the CPU for which version information is to be printed. |
|
| - | 82 | */ |
|
| 52 | void cpu_print_report(cpu_t *m) |
83 | void cpu_print_report(cpu_t *m) |
| 53 | { |
84 | { |
| 54 | char *manuf, *impl; |
85 | char *manuf, *impl; |
| 55 | 86 | ||
| 56 | switch (CPU->arch.ver.manuf) { |
87 | switch (CPU->arch.ver.manuf) { |
| 57 | case MANUF_FUJITSU: |
88 | case MANUF_FUJITSU: |
| 58 | manuf = "Fujitsu"; |
89 | manuf = "Fujitsu"; |
| 59 | break; |
90 | break; |
| 60 | case MANUF_ULTRASPARC: |
91 | case MANUF_ULTRASPARC: |
| 61 | manuf = "UltraSPARC"; |
92 | manuf = "UltraSPARC"; |
| 62 | break; |
93 | break; |
| 63 | case MANUF_SUN: |
94 | case MANUF_SUN: |
| 64 | manuf = "Sun"; |
95 | manuf = "Sun"; |
| 65 | break; |
96 | break; |
| 66 | default: |
97 | default: |
| 67 | manuf = "Unknown"; |
98 | manuf = "Unknown"; |
| 68 | break; |
99 | break; |
| 69 | } |
100 | } |
| 70 | 101 | ||
| 71 | switch (CPU->arch.ver.impl) { |
102 | switch (CPU->arch.ver.impl) { |
| 72 | case IMPL_ULTRASPARCI: |
103 | case IMPL_ULTRASPARCI: |
| 73 | impl = "UltraSPARC I"; |
104 | impl = "UltraSPARC I"; |
| 74 | break; |
105 | break; |
| 75 | case IMPL_ULTRASPARCII: |
106 | case IMPL_ULTRASPARCII: |
| 76 | impl = "UltraSPARC II"; |
107 | impl = "UltraSPARC II"; |
| 77 | break; |
108 | break; |
| 78 | case IMPL_ULTRASPARCII_I: |
109 | case IMPL_ULTRASPARCII_I: |
| 79 | impl = "UltraSPARC IIi"; |
110 | impl = "UltraSPARC IIi"; |
| 80 | break; |
111 | break; |
| 81 | case IMPL_ULTRASPARCII_E: |
112 | case IMPL_ULTRASPARCII_E: |
| 82 | impl = "UltraSPARC IIe"; |
113 | impl = "UltraSPARC IIe"; |
| 83 | break; |
114 | break; |
| 84 | case IMPL_ULTRASPARCIII: |
115 | case IMPL_ULTRASPARCIII: |
| 85 | impl = "UltraSPARC III"; |
116 | impl = "UltraSPARC III"; |
| 86 | break; |
117 | break; |
| 87 | case IMPL_ULTRASPARCIV_PLUS: |
118 | case IMPL_ULTRASPARCIV_PLUS: |
| 88 | impl = "UltraSPARC IV+"; |
119 | impl = "UltraSPARC IV+"; |
| 89 | break; |
120 | break; |
| 90 | case IMPL_SPARC64V: |
121 | case IMPL_SPARC64V: |
| 91 | impl = "SPARC 64V"; |
122 | impl = "SPARC 64V"; |
| 92 | break; |
123 | break; |
| 93 | default: |
124 | default: |
| 94 | impl = "Unknown"; |
125 | impl = "Unknown"; |
| 95 | break; |
126 | break; |
| 96 | } |
127 | } |
| 97 | 128 | ||
| 98 | printf("cpu%d: manuf=%s, impl=%s, mask=%d (%dMHz)\n", |
129 | printf("cpu%d: manuf=%s, impl=%s, mask=%d (%dMHz)\n", |
| 99 | CPU->id, manuf, impl, CPU->arch.ver.mask, CPU->arch.clock_frequency/1000000); |
130 | CPU->id, manuf, impl, CPU->arch.ver.mask, CPU->arch.clock_frequency/1000000); |
| 100 | } |
131 | } |
| 101 | 132 | ||
| 102 | /** @} |
133 | /** @} |
| 103 | */ |
134 | */ |
| 104 | 135 | ||