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1 | /* |
1 | /* |
2 | * Copyright (c) 2006 Jakub Jermar |
2 | * Copyright (c) 2006 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/drivers/kbd.h> |
35 | #include <arch/drivers/kbd.h> |
36 | #include <genarch/ofw/ofw_tree.h> |
36 | #include <genarch/ofw/ofw_tree.h> |
37 | 37 | ||
38 | #ifdef CONFIG_SUN_KBD |
38 | #ifdef CONFIG_SUN_KBD |
39 | #include <genarch/kbrd/kbrd.h> |
39 | #include <genarch/kbrd/kbrd.h> |
40 | #endif |
40 | #endif |
41 | #ifdef CONFIG_Z8530 |
41 | #ifdef CONFIG_Z8530 |
42 | #include <genarch/drivers/z8530/z8530.h> |
42 | #include <genarch/drivers/z8530/z8530.h> |
43 | #endif |
43 | #endif |
44 | #ifdef CONFIG_NS16550 |
44 | #ifdef CONFIG_NS16550 |
45 | #include <genarch/drivers/ns16550/ns16550.h> |
45 | #include <genarch/drivers/ns16550/ns16550.h> |
46 | #endif |
46 | #endif |
47 | 47 | ||
48 | #include <console/console.h> |
48 | #include <console/console.h> |
49 | #include <ddi/device.h> |
- | |
50 | #include <ddi/irq.h> |
49 | #include <ddi/irq.h> |
51 | #include <arch/mm/page.h> |
50 | #include <arch/mm/page.h> |
52 | #include <arch/types.h> |
51 | #include <arch/types.h> |
53 | #include <align.h> |
52 | #include <align.h> |
54 | #include <string.h> |
53 | #include <string.h> |
55 | #include <print.h> |
54 | #include <print.h> |
56 | #include <sysinfo/sysinfo.h> |
55 | #include <sysinfo/sysinfo.h> |
57 | 56 | ||
58 | kbd_type_t kbd_type = KBD_UNKNOWN; |
57 | kbd_type_t kbd_type = KBD_UNKNOWN; |
59 | 58 | ||
- | 59 | #ifdef CONFIG_SUN_KBD |
|
- | 60 | ||
60 | /** Initialize keyboard. |
61 | /** Initialize keyboard. |
61 | * |
62 | * |
62 | * Traverse OpenFirmware device tree in order to find necessary |
63 | * Traverse OpenFirmware device tree in order to find necessary |
63 | * info about the keyboard device. |
64 | * info about the keyboard device. |
64 | * |
65 | * |
65 | * @param node Keyboard device node. |
66 | * @param node Keyboard device node. |
66 | */ |
67 | */ |
67 | void kbd_init(ofw_tree_node_t *node) |
68 | void kbd_init(ofw_tree_node_t *node) |
68 | { |
69 | { |
69 | size_t offset; |
70 | size_t offset; |
70 | uintptr_t aligned_addr; |
71 | uintptr_t aligned_addr; |
71 | ofw_tree_property_t *prop; |
72 | ofw_tree_property_t *prop; |
72 | const char *name; |
73 | const char *name; |
73 | cir_t cir; |
74 | cir_t cir; |
74 | void *cir_arg; |
75 | void *cir_arg; |
75 | 76 | ||
76 | #ifdef CONFIG_NS16550 |
77 | #ifdef CONFIG_NS16550 |
77 | ns16550_t *ns16550; |
78 | ns16550_t *ns16550; |
78 | #endif |
79 | #endif |
79 | #ifdef CONFIG_Z8530 |
80 | #ifdef CONFIG_Z8530 |
80 | z8530_t *z8530; |
81 | z8530_t *z8530; |
81 | #endif |
82 | #endif |
82 | 83 | ||
83 | name = ofw_tree_node_name(node); |
84 | name = ofw_tree_node_name(node); |
84 | 85 | ||
85 | /* |
86 | /* |
86 | * Determine keyboard serial controller type. |
87 | * Determine keyboard serial controller type. |
87 | */ |
88 | */ |
88 | if (strcmp(name, "zs") == 0) |
89 | if (strcmp(name, "zs") == 0) |
89 | kbd_type = KBD_Z8530; |
90 | kbd_type = KBD_Z8530; |
90 | else if (strcmp(name, "su") == 0) |
91 | else if (strcmp(name, "su") == 0) |
91 | kbd_type = KBD_NS16550; |
92 | kbd_type = KBD_NS16550; |
92 | 93 | ||
93 | if (kbd_type == KBD_UNKNOWN) { |
94 | if (kbd_type == KBD_UNKNOWN) { |
94 | printf("Unknown keyboard device.\n"); |
95 | printf("Unknown keyboard device.\n"); |
95 | return; |
96 | return; |
96 | } |
97 | } |
97 | 98 | ||
98 | /* |
99 | /* |
99 | * Read 'interrupts' property. |
100 | * Read 'interrupts' property. |
100 | */ |
101 | */ |
101 | uint32_t interrupts; |
102 | uint32_t interrupts; |
102 | prop = ofw_tree_getprop(node, "interrupts"); |
103 | prop = ofw_tree_getprop(node, "interrupts"); |
103 | if ((!prop) || (!prop->value)) |
104 | if ((!prop) || (!prop->value)) |
104 | panic("Cannot find 'interrupt' property."); |
105 | panic("Cannot find 'interrupt' property."); |
105 | interrupts = *((uint32_t *) prop->value); |
106 | interrupts = *((uint32_t *) prop->value); |
106 | 107 | ||
107 | /* |
108 | /* |
108 | * Read 'reg' property. |
109 | * Read 'reg' property. |
109 | */ |
110 | */ |
110 | prop = ofw_tree_getprop(node, "reg"); |
111 | prop = ofw_tree_getprop(node, "reg"); |
111 | if ((!prop) || (!prop->value)) |
112 | if ((!prop) || (!prop->value)) |
112 | panic("Cannot find 'reg' property."); |
113 | panic("Cannot find 'reg' property."); |
113 | 114 | ||
114 | uintptr_t pa; |
115 | uintptr_t pa; |
115 | size_t size; |
116 | size_t size; |
116 | devno_t devno; |
- | |
117 | inr_t inr; |
117 | inr_t inr; |
118 | 118 | ||
119 | switch (kbd_type) { |
119 | switch (kbd_type) { |
120 | case KBD_Z8530: |
120 | case KBD_Z8530: |
121 | size = ((ofw_fhc_reg_t *) prop->value)->size; |
121 | size = ((ofw_fhc_reg_t *) prop->value)->size; |
122 | if (!ofw_fhc_apply_ranges(node->parent, |
122 | if (!ofw_fhc_apply_ranges(node->parent, |
123 | ((ofw_fhc_reg_t *) prop->value), &pa)) { |
123 | ((ofw_fhc_reg_t *) prop->value), &pa)) { |
124 | printf("Failed to determine keyboard address.\n"); |
124 | printf("Failed to determine keyboard address.\n"); |
125 | return; |
125 | return; |
126 | } |
126 | } |
127 | if (!ofw_fhc_map_interrupt(node->parent, |
127 | if (!ofw_fhc_map_interrupt(node->parent, |
128 | ((ofw_fhc_reg_t *) prop->value), interrupts, &inr, &cir, |
128 | ((ofw_fhc_reg_t *) prop->value), interrupts, &inr, &cir, |
129 | &cir_arg)) { |
129 | &cir_arg)) { |
130 | printf("Failed to determine keyboard interrupt.\n"); |
130 | printf("Failed to determine keyboard interrupt.\n"); |
131 | return; |
131 | return; |
132 | } |
132 | } |
133 | break; |
133 | break; |
134 | 134 | ||
135 | case KBD_NS16550: |
135 | case KBD_NS16550: |
136 | size = ((ofw_ebus_reg_t *) prop->value)->size; |
136 | size = ((ofw_ebus_reg_t *) prop->value)->size; |
137 | if (!ofw_ebus_apply_ranges(node->parent, |
137 | if (!ofw_ebus_apply_ranges(node->parent, |
138 | ((ofw_ebus_reg_t *) prop->value), &pa)) { |
138 | ((ofw_ebus_reg_t *) prop->value), &pa)) { |
139 | printf("Failed to determine keyboard address.\n"); |
139 | printf("Failed to determine keyboard address.\n"); |
140 | return; |
140 | return; |
141 | } |
141 | } |
142 | if (!ofw_ebus_map_interrupt(node->parent, |
142 | if (!ofw_ebus_map_interrupt(node->parent, |
143 | ((ofw_ebus_reg_t *) prop->value), interrupts, &inr, &cir, |
143 | ((ofw_ebus_reg_t *) prop->value), interrupts, &inr, &cir, |
144 | &cir_arg)) { |
144 | &cir_arg)) { |
145 | printf("Failed to determine keyboard interrupt.\n"); |
145 | printf("Failed to determine keyboard interrupt.\n"); |
146 | return; |
146 | return; |
147 | }; |
147 | }; |
148 | break; |
148 | break; |
149 | default: |
149 | default: |
150 | panic("Unexpected keyboard type."); |
150 | panic("Unexpected keyboard type."); |
151 | } |
151 | } |
152 | 152 | ||
153 | /* |
153 | /* |
154 | * We need to pass aligned address to hw_map(). |
154 | * We need to pass aligned address to hw_map(). |
155 | * However, the physical keyboard address can |
155 | * However, the physical keyboard address can |
156 | * be pretty much unaligned, depending on the |
156 | * be pretty much unaligned, depending on the |
157 | * underlying controller. |
157 | * underlying controller. |
158 | */ |
158 | */ |
159 | aligned_addr = ALIGN_DOWN(pa, PAGE_SIZE); |
159 | aligned_addr = ALIGN_DOWN(pa, PAGE_SIZE); |
160 | offset = pa - aligned_addr; |
160 | offset = pa - aligned_addr; |
161 | 161 | ||
162 | switch (kbd_type) { |
162 | switch (kbd_type) { |
163 | #ifdef CONFIG_Z8530 |
163 | #ifdef CONFIG_Z8530 |
164 | case KBD_Z8530: |
164 | case KBD_Z8530: |
165 | devno = device_assign_devno(); |
- | |
166 | z8530 = (z8530_t *) hw_map(aligned_addr, offset + size) + |
165 | z8530 = (z8530_t *) hw_map(aligned_addr, offset + size) + |
167 | offset; |
166 | offset; |
- | 167 | ||
- | 168 | indev_t *kbrdin_z8530 = z8530_init(z8530, inr, cir, cir_arg); |
|
168 | kbrd_init(stdin); |
169 | if (kbrdin_z8530) |
169 | (void) z8530_init(z8530, devno, inr, cir, cir_arg, &kbrdin); |
170 | kbrd_init(kbrdin_z8530); |
170 | 171 | ||
171 | /* |
172 | /* |
172 | * This is the necessary evil until the userspace drivers are |
173 | * This is the necessary evil until the userspace drivers are |
173 | * entirely self-sufficient. |
174 | * entirely self-sufficient. |
174 | */ |
175 | */ |
175 | sysinfo_set_item_val("kbd", NULL, true); |
176 | sysinfo_set_item_val("kbd", NULL, true); |
176 | sysinfo_set_item_val("kbd.type", NULL, KBD_Z8530); |
177 | sysinfo_set_item_val("kbd.type", NULL, KBD_Z8530); |
177 | sysinfo_set_item_val("kbd.devno", NULL, devno); |
- | |
178 | sysinfo_set_item_val("kbd.inr", NULL, inr); |
178 | sysinfo_set_item_val("kbd.inr", NULL, inr); |
179 | sysinfo_set_item_val("kbd.address.kernel", NULL, |
179 | sysinfo_set_item_val("kbd.address.kernel", NULL, |
180 | (uintptr_t) z8530); |
180 | (uintptr_t) z8530); |
181 | sysinfo_set_item_val("kbd.address.physical", NULL, pa); |
181 | sysinfo_set_item_val("kbd.address.physical", NULL, pa); |
182 | break; |
182 | break; |
183 | #endif |
183 | #endif |
184 | #ifdef CONFIG_NS16550 |
184 | #ifdef CONFIG_NS16550 |
185 | case KBD_NS16550: |
185 | case KBD_NS16550: |
186 | devno = device_assign_devno(); |
- | |
187 | ns16550 = (ns16550_t *) hw_map(aligned_addr, offset + size) + |
186 | ns16550 = (ns16550_t *) hw_map(aligned_addr, offset + size) + |
188 | offset; |
187 | offset; |
- | 188 | ||
- | 189 | indev_t *kbrdin_ns16550 = ns16550_init(ns16550, inr, cir, cir_arg); |
|
189 | kbrd_init(stdin); |
190 | if (kbrdin_ns16550) |
190 | (void) ns16550_init(ns16550, devno, inr, cir, cir_arg, &kbrdin); |
191 | kbrd_init(kbrdin_ns16550); |
191 | 192 | ||
192 | /* |
193 | /* |
193 | * This is the necessary evil until the userspace driver is |
194 | * This is the necessary evil until the userspace driver is |
194 | * entirely self-sufficient. |
195 | * entirely self-sufficient. |
195 | */ |
196 | */ |
196 | sysinfo_set_item_val("kbd", NULL, true); |
197 | sysinfo_set_item_val("kbd", NULL, true); |
197 | sysinfo_set_item_val("kbd.type", NULL, KBD_NS16550); |
198 | sysinfo_set_item_val("kbd.type", NULL, KBD_NS16550); |
198 | sysinfo_set_item_val("kbd.devno", NULL, devno); |
- | |
199 | sysinfo_set_item_val("kbd.inr", NULL, inr); |
199 | sysinfo_set_item_val("kbd.inr", NULL, inr); |
200 | sysinfo_set_item_val("kbd.address.kernel", NULL, |
200 | sysinfo_set_item_val("kbd.address.kernel", NULL, |
201 | (uintptr_t) ns16550); |
201 | (uintptr_t) ns16550); |
202 | sysinfo_set_item_val("kbd.address.physical", NULL, pa); |
202 | sysinfo_set_item_val("kbd.address.physical", NULL, pa); |
203 | break; |
203 | break; |
204 | #endif |
204 | #endif |
205 | default: |
205 | default: |
206 | printf("Kernel is not compiled with the necessary keyboard " |
206 | printf("Kernel is not compiled with the necessary keyboard " |
207 | "driver this machine requires.\n"); |
207 | "driver this machine requires.\n"); |
208 | } |
208 | } |
209 | } |
209 | } |
210 | 210 | ||
- | 211 | #endif |
|
- | 212 | ||
211 | /** @} |
213 | /** @} |
212 | */ |
214 | */ |
213 | 215 |