WebSVN – HelenOS – Diff – /branches/dynload/kernel/arch/sparc64/src/drivers/kbd.c


/*
 * Copyright (c) 2006 Jakub Jermar
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 * - The name of the author may not be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
 
/** @addtogroup sparc64
 * @{
 */
/** @file
 */
 
#include <arch/drivers/kbd.h>
#include <genarch/ofw/ofw_tree.h>
 
#ifdef CONFIG_SUN_KBD
#include <genarch/kbrd/kbrd.h>
#endif
#ifdef CONFIG_Z8530
#include <genarch/drivers/z8530/z8530.h>
#endif
#ifdef CONFIG_NS16550
#include <genarch/drivers/ns16550/ns16550.h>
#endif
 
#include <console/console.h>
 
#include <ddi/irq.h>
#include <arch/mm/page.h>
#include <arch/types.h>
#include <align.h>
#include <string.h>
#include <print.h>
#include <sysinfo/sysinfo.h>
 
kbd_type_t kbd_type = KBD_UNKNOWN;
 
#ifdef CONFIG_SUN_KBD
 
/** Initialize keyboard.
 *
 * Traverse OpenFirmware device tree in order to find necessary
 * info about the keyboard device.
 *
 * @param node Keyboard device node.
 */
void kbd_init(ofw_tree_node_t *node)
{
    size_t offset;
    uintptr_t aligned_addr;
    ofw_tree_property_t *prop;
    const char *name;
    cir_t cir;
    void *cir_arg;
   
#ifdef CONFIG_NS16550
    ns16550_t *ns16550;
#endif
#ifdef CONFIG_Z8530
    z8530_t *z8530;
#endif
   
    name = ofw_tree_node_name(node);
   
    /*
     * Determine keyboard serial controller type.
     */
    if (strcmp(name, "zs") == 0)
        kbd_type = KBD_Z8530;
    else if (strcmp(name, "su") == 0)
        kbd_type = KBD_NS16550;
   
    if (kbd_type == KBD_UNKNOWN) {
        printf("Unknown keyboard device.\n");
        return;
    }
   
    /*
     * Read 'interrupts' property.
     */
    uint32_t interrupts;
    prop = ofw_tree_getprop(node, "interrupts");
    if ((!prop) || (!prop->value))
        panic("Cannot find 'interrupt' property.");
    interrupts = *((uint32_t *) prop->value);
   
    /*
     * Read 'reg' property.
     */
    prop = ofw_tree_getprop(node, "reg");
    if ((!prop) || (!prop->value))
        panic("Cannot find 'reg' property.");
   
    uintptr_t pa;
    size_t size;
 
    inr_t inr;
   
    switch (kbd_type) {
    case KBD_Z8530:
        size = ((ofw_fhc_reg_t *) prop->value)->size;
        if (!ofw_fhc_apply_ranges(node->parent,
            ((ofw_fhc_reg_t *) prop->value), &pa)) {
            printf("Failed to determine keyboard address.\n");
            return;
        }
        if (!ofw_fhc_map_interrupt(node->parent,
            ((ofw_fhc_reg_t *) prop->value), interrupts, &inr, &cir,
            &cir_arg)) {
            printf("Failed to determine keyboard interrupt.\n");
            return;
        }
        break;
       
    case KBD_NS16550:
        size = ((ofw_ebus_reg_t *) prop->value)->size;
        if (!ofw_ebus_apply_ranges(node->parent,
            ((ofw_ebus_reg_t *) prop->value), &pa)) {
            printf("Failed to determine keyboard address.\n");
            return;
        }
        if (!ofw_ebus_map_interrupt(node->parent,
            ((ofw_ebus_reg_t *) prop->value), interrupts, &inr, &cir,
            &cir_arg)) {
            printf("Failed to determine keyboard interrupt.\n");
            return;
        };
        break;
    default:
        panic("Unexpected keyboard type.");
    }
   
    /*
     * We need to pass aligned address to hw_map().
     * However, the physical keyboard address can
     * be pretty much unaligned, depending on the
     * underlying controller.
     */
    aligned_addr = ALIGN_DOWN(pa, PAGE_SIZE);
    offset = pa - aligned_addr;
   
    switch (kbd_type) {
#ifdef CONFIG_Z8530
    case KBD_Z8530:
 
        z8530 = (z8530_t *) hw_map(aligned_addr, offset + size) +
            offset;
       
        indev_t *kbrdin_z8530 = z8530_init(z8530, inr, cir, cir_arg);
        if (kbrdin_z8530)
            kbrd_init(kbrdin_z8530);
       
        /*
         * This is the necessary evil until the userspace drivers are
         * entirely self-sufficient.
         */
        sysinfo_set_item_val("kbd", NULL, true);
        sysinfo_set_item_val("kbd.type", NULL, KBD_Z8530);
 
        sysinfo_set_item_val("kbd.inr", NULL, inr);
        sysinfo_set_item_val("kbd.address.kernel", NULL,
            (uintptr_t) z8530);
        sysinfo_set_item_val("kbd.address.physical", NULL, pa);
        break;
#endif
#ifdef CONFIG_NS16550
    case KBD_NS16550:
 
        ns16550 = (ns16550_t *) hw_map(aligned_addr, offset + size) +
            offset;
       
        indev_t *kbrdin_ns16550 = ns16550_init(ns16550, inr, cir, cir_arg);
        if (kbrdin_ns16550)
            kbrd_init(kbrdin_ns16550);
       
        /*
         * This is the necessary evil until the userspace driver is
         * entirely self-sufficient.
         */
        sysinfo_set_item_val("kbd", NULL, true);
        sysinfo_set_item_val("kbd.type", NULL, KBD_NS16550);
 
        sysinfo_set_item_val("kbd.inr", NULL, inr);
        sysinfo_set_item_val("kbd.address.kernel", NULL,
            (uintptr_t) ns16550);
        sysinfo_set_item_val("kbd.address.physical", NULL, pa);
        break;
#endif
    default:
        printf("Kernel is not compiled with the necessary keyboard "
            "driver this machine requires.\n");
    }
}
 
#endif
 
/** @}
 */
 

Rev 4346	Rev 4347
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
60	#ifdef CONFIG_SUN_KBD	59	#ifdef CONFIG_SUN_KBD
61		60
62	/** Initialize keyboard.	61	/** Initialize keyboard.
63	*	62	*
64	* Traverse OpenFirmware device tree in order to find necessary	63	* Traverse OpenFirmware device tree in order to find necessary
65	* info about the keyboard device.	64	* info about the keyboard device.
66	*	65	*
67	* @param node Keyboard device node.	66	* @param node Keyboard device node.
68	*/	67	*/
69	void kbd_init(ofw_tree_node_t *node)	68	void kbd_init(ofw_tree_node_t *node)
70	{	69	{
71	size_t offset;	70	size_t offset;
72	uintptr_t aligned_addr;	71	uintptr_t aligned_addr;
73	ofw_tree_property_t *prop;	72	ofw_tree_property_t *prop;
74	const char *name;	73	const char *name;
75	cir_t cir;	74	cir_t cir;
76	void *cir_arg;	75	void *cir_arg;
77		76
78	#ifdef CONFIG_NS16550	77	#ifdef CONFIG_NS16550
79	ns16550_t *ns16550;	78	ns16550_t *ns16550;
80	#endif	79	#endif
81	#ifdef CONFIG_Z8530	80	#ifdef CONFIG_Z8530
82	z8530_t *z8530;	81	z8530_t *z8530;
83	#endif	82	#endif
84		83
85	name = ofw_tree_node_name(node);	84	name = ofw_tree_node_name(node);
86		85
87	/*	86	/*
88	* Determine keyboard serial controller type.	87	* Determine keyboard serial controller type.
89	*/	88	*/
90	if (strcmp(name, "zs") == 0)	89	if (strcmp(name, "zs") == 0)
91	kbd_type = KBD_Z8530;	90	kbd_type = KBD_Z8530;
92	else if (strcmp(name, "su") == 0)	91	else if (strcmp(name, "su") == 0)
93	kbd_type = KBD_NS16550;	92	kbd_type = KBD_NS16550;
94		93
95	if (kbd_type == KBD_UNKNOWN) {	94	if (kbd_type == KBD_UNKNOWN) {
96	printf("Unknown keyboard device.\n");	95	printf("Unknown keyboard device.\n");
97	return;	96	return;
98	}	97	}
99		98
100	/*	99	/*
101	* Read 'interrupts' property.	100	* Read 'interrupts' property.
102	*/	101	*/
103	uint32_t interrupts;	102	uint32_t interrupts;
104	prop = ofw_tree_getprop(node, "interrupts");	103	prop = ofw_tree_getprop(node, "interrupts");
105	if ((!prop) \|\| (!prop->value))	104	if ((!prop) \|\| (!prop->value))
106	panic("Cannot find 'interrupt' property.");	105	panic("Cannot find 'interrupt' property.");
107	interrupts = ((uint32_t ) prop->value);	106	interrupts = ((uint32_t ) prop->value);
108		107
109	/*	108	/*
110	* Read 'reg' property.	109	* Read 'reg' property.
111	*/	110	*/
112	prop = ofw_tree_getprop(node, "reg");	111	prop = ofw_tree_getprop(node, "reg");
113	if ((!prop) \|\| (!prop->value))	112	if ((!prop) \|\| (!prop->value))
114	panic("Cannot find 'reg' property.");	113	panic("Cannot find 'reg' property.");
115		114
116	uintptr_t pa;	115	uintptr_t pa;
117	size_t size;	116	size_t size;
118	devno_t devno;	-
119	inr_t inr;	117	inr_t inr;
120		118
121	switch (kbd_type) {	119	switch (kbd_type) {
122	case KBD_Z8530:	120	case KBD_Z8530:
123	size = ((ofw_fhc_reg_t *) prop->value)->size;	121	size = ((ofw_fhc_reg_t *) prop->value)->size;
124	if (!ofw_fhc_apply_ranges(node->parent,	122	if (!ofw_fhc_apply_ranges(node->parent,
125	((ofw_fhc_reg_t *) prop->value), &pa)) {	123	((ofw_fhc_reg_t *) prop->value), &pa)) {
126	printf("Failed to determine keyboard address.\n");	124	printf("Failed to determine keyboard address.\n");
127	return;	125	return;
128	}	126	}
129	if (!ofw_fhc_map_interrupt(node->parent,	127	if (!ofw_fhc_map_interrupt(node->parent,
130	((ofw_fhc_reg_t *) prop->value), interrupts, &inr, &cir,	128	((ofw_fhc_reg_t *) prop->value), interrupts, &inr, &cir,
131	&cir_arg)) {	129	&cir_arg)) {
132	printf("Failed to determine keyboard interrupt.\n");	130	printf("Failed to determine keyboard interrupt.\n");
133	return;	131	return;
134	}	132	}
135	break;	133	break;
136		134
137	case KBD_NS16550:	135	case KBD_NS16550:
138	size = ((ofw_ebus_reg_t *) prop->value)->size;	136	size = ((ofw_ebus_reg_t *) prop->value)->size;
139	if (!ofw_ebus_apply_ranges(node->parent,	137	if (!ofw_ebus_apply_ranges(node->parent,
140	((ofw_ebus_reg_t *) prop->value), &pa)) {	138	((ofw_ebus_reg_t *) prop->value), &pa)) {
141	printf("Failed to determine keyboard address.\n");	139	printf("Failed to determine keyboard address.\n");
142	return;	140	return;
143	}	141	}
144	if (!ofw_ebus_map_interrupt(node->parent,	142	if (!ofw_ebus_map_interrupt(node->parent,
145	((ofw_ebus_reg_t *) prop->value), interrupts, &inr, &cir,	143	((ofw_ebus_reg_t *) prop->value), interrupts, &inr, &cir,
146	&cir_arg)) {	144	&cir_arg)) {
147	printf("Failed to determine keyboard interrupt.\n");	145	printf("Failed to determine keyboard interrupt.\n");
148	return;	146	return;
149	};	147	};
150	break;	148	break;
151	default:	149	default:
152	panic("Unexpected keyboard type.");	150	panic("Unexpected keyboard type.");
153	}	151	}
154		152
155	/*	153	/*
156	* We need to pass aligned address to hw_map().	154	* We need to pass aligned address to hw_map().
157	* However, the physical keyboard address can	155	* However, the physical keyboard address can
158	* be pretty much unaligned, depending on the	156	* be pretty much unaligned, depending on the
159	* underlying controller.	157	* underlying controller.
160	*/	158	*/
161	aligned_addr = ALIGN_DOWN(pa, PAGE_SIZE);	159	aligned_addr = ALIGN_DOWN(pa, PAGE_SIZE);
162	offset = pa - aligned_addr;	160	offset = pa - aligned_addr;
163		161
164	switch (kbd_type) {	162	switch (kbd_type) {
165	#ifdef CONFIG_Z8530	163	#ifdef CONFIG_Z8530
166	case KBD_Z8530:	164	case KBD_Z8530:
167	devno = device_assign_devno();	-
168	z8530 = (z8530_t *) hw_map(aligned_addr, offset + size) +	165	z8530 = (z8530_t *) hw_map(aligned_addr, offset + size) +
169	offset;	166	offset;
170		167
171	indev_t *kbrdin_z8530 = z8530_init(z8530, devno, inr, cir, cir_arg);	168	indev_t *kbrdin_z8530 = z8530_init(z8530, inr, cir, cir_arg);
172	if (kbrdin_z8530)	169	if (kbrdin_z8530)
173	kbrd_init(kbrdin_z8530);	170	kbrd_init(kbrdin_z8530);
174		171
175	/*	172	/*
176	* This is the necessary evil until the userspace drivers are	173	* This is the necessary evil until the userspace drivers are
177	* entirely self-sufficient.	174	* entirely self-sufficient.
178	*/	175	*/
179	sysinfo_set_item_val("kbd", NULL, true);	176	sysinfo_set_item_val("kbd", NULL, true);
180	sysinfo_set_item_val("kbd.type", NULL, KBD_Z8530);	177	sysinfo_set_item_val("kbd.type", NULL, KBD_Z8530);
181	sysinfo_set_item_val("kbd.devno", NULL, devno);	-
182	sysinfo_set_item_val("kbd.inr", NULL, inr);	178	sysinfo_set_item_val("kbd.inr", NULL, inr);
183	sysinfo_set_item_val("kbd.address.kernel", NULL,	179	sysinfo_set_item_val("kbd.address.kernel", NULL,
184	(uintptr_t) z8530);	180	(uintptr_t) z8530);
185	sysinfo_set_item_val("kbd.address.physical", NULL, pa);	181	sysinfo_set_item_val("kbd.address.physical", NULL, pa);
186	break;	182	break;
187	#endif	183	#endif
188	#ifdef CONFIG_NS16550	184	#ifdef CONFIG_NS16550
189	case KBD_NS16550:	185	case KBD_NS16550:
190	devno = device_assign_devno();	-
191	ns16550 = (ns16550_t *) hw_map(aligned_addr, offset + size) +	186	ns16550 = (ns16550_t *) hw_map(aligned_addr, offset + size) +
192	offset;	187	offset;
193		188
194	indev_t *kbrdin_ns16550 = ns16550_init(ns16550, devno, inr, cir, cir_arg);	189	indev_t *kbrdin_ns16550 = ns16550_init(ns16550, inr, cir, cir_arg);
195	if (kbrdin_ns16550)	190	if (kbrdin_ns16550)
196	kbrd_init(kbrdin_ns16550);	191	kbrd_init(kbrdin_ns16550);
197		192
198	/*	193	/*
199	* This is the necessary evil until the userspace driver is	194	* This is the necessary evil until the userspace driver is
200	* entirely self-sufficient.	195	* entirely self-sufficient.
201	*/	196	*/
202	sysinfo_set_item_val("kbd", NULL, true);	197	sysinfo_set_item_val("kbd", NULL, true);
203	sysinfo_set_item_val("kbd.type", NULL, KBD_NS16550);	198	sysinfo_set_item_val("kbd.type", NULL, KBD_NS16550);
204	sysinfo_set_item_val("kbd.devno", NULL, devno);	-
205	sysinfo_set_item_val("kbd.inr", NULL, inr);	199	sysinfo_set_item_val("kbd.inr", NULL, inr);
206	sysinfo_set_item_val("kbd.address.kernel", NULL,	200	sysinfo_set_item_val("kbd.address.kernel", NULL,
207	(uintptr_t) ns16550);	201	(uintptr_t) ns16550);
208	sysinfo_set_item_val("kbd.address.physical", NULL, pa);	202	sysinfo_set_item_val("kbd.address.physical", NULL, pa);
209	break;	203	break;
210	#endif	204	#endif
211	default:	205	default:
212	printf("Kernel is not compiled with the necessary keyboard "	206	printf("Kernel is not compiled with the necessary keyboard "
213	"driver this machine requires.\n");	207	"driver this machine requires.\n");
214	}	208	}
215	}	209	}
216		210
217	#endif	211	#endif
218		212
219	/** @}	213	/** @}
220	*/	214	*/
221		215

Subversion Repositories HelenOS

(root)/branches/dynload/kernel/arch/sparc64/src/drivers/kbd.c @ 4348 – Rev 4346 → 4347