WebSVN – HelenOS – Diff – /branches/dynload/kernel/arch/ppc32/src/ppc32.c


/*
 * Copyright (c) 2005 Martin Decky
 * 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 ppc32
 * @{
 */
/** @file
 */
 
#include <config.h>
#include <arch.h>
#include <arch/boot/boot.h>
#include <arch/drivers/cuda.h>
#include <arch/interrupt.h>
#include <genarch/fb/fb.h>
#include <genarch/fb/visuals.h>
#include <userspace.h>
#include <proc/uarg.h>
#include <console/console.h>
#include <ddi/device.h>
#include <ddi/irq.h>
#include <arch/drivers/pic.h>
#include <macros.h>
#include <string.h>
 
#define IRQ_COUNT  64
 
bootinfo_t bootinfo;
 
/** Performs ppc32-specific initialization before main_bsp() is called. */
void arch_pre_main(void)
{
    init.cnt = bootinfo.taskmap.count;
   
    uint32_t i;
   
    for (i = 0; i < min3(bootinfo.taskmap.count, TASKMAP_MAX_RECORDS, CONFIG_INIT_TASKS); i++) {
        init.tasks[i].addr = PA2KA(bootinfo.taskmap.tasks[i].addr);
        init.tasks[i].size = bootinfo.taskmap.tasks[i].size;
        strncpy(init.tasks[i].name, bootinfo.taskmap.tasks[i].name,
            CONFIG_TASK_NAME_BUFLEN);
    }
}
 
void arch_pre_mm_init(void)
{
    /* Initialize dispatch table */
    interrupt_init();
 
    /* Start decrementer */
    start_decrementer();
}
 
void arch_post_mm_init(void)
{
    if (config.cpu_active == 1) {
 
#ifdef CONFIG_FB
        /* Initialize framebuffer */
        if (bootinfo.screen.addr) {
            unsigned int visual;
           
            switch (bootinfo.screen.bpp) {
            case 8:
                visual = VISUAL_INDIRECT_8;
                break;
            case 16:
                visual = VISUAL_RGB_5_5_5;
                break;
            case 24:
                visual = VISUAL_RGB_8_8_8;
                break;
            case 32:
                visual = VISUAL_RGB_0_8_8_8;
                break;
            default:
                panic("Unsupported bits per pixel.");
            }
            fb_properties_t prop = {
                .addr = bootinfo.screen.addr,
                .offset = 0,
                .x = bootinfo.screen.width,
                .y = bootinfo.screen.height,
                .scan = bootinfo.screen.scanline,
                .visual = visual,
            };
            fb_init(&prop);
        }
#endif
       
        /* Initialize IRQ routing */
        irq_init(IRQ_COUNT, IRQ_COUNT);
       
        if (bootinfo.macio.addr) {
            /* Initialize PIC */
            pic_init(bootinfo.macio.addr, PAGE_SIZE);
           
            /* Initialize I/O controller */
            cuda_init(device_assign_devno(),
                bootinfo.macio.addr + 0x16000, 2 * PAGE_SIZE);
        }
       
        /* Merge all zones to 1 big zone */
        zone_merge_all();
    }
}
 
void arch_post_cpu_init(void)
{
}
 
void arch_pre_smp_init(void)
{
}
 
void arch_post_smp_init(void)
{
}
 
void calibrate_delay_loop(void)
{
}
 
void userspace(uspace_arg_t *kernel_uarg)
{
    userspace_asm((uintptr_t) kernel_uarg->uspace_uarg,
        (uintptr_t) kernel_uarg->uspace_stack +
        THREAD_STACK_SIZE - SP_DELTA,
        (uintptr_t) kernel_uarg->uspace_entry);
   
    /* Unreachable */
    while (true);
}
 
/** Acquire console back for kernel
 *
 */
void arch_grab_console(void)
{
#ifdef CONFIG_FB
    fb_redraw();
#endif
}
 
/** Return console to userspace
 *
 */
void arch_release_console(void)
{
}
 
/** Construct function pointer
 *
 * @param fptr   function pointer structure
 * @param addr   function address
 * @param caller calling function address
 *
 * @return address of the function pointer
 *
 */
void *arch_construct_function(fncptr_t *fptr, void *addr, void *caller)
{
    return addr;
}
 
/** @}
 */
 

Rev 4345	Rev 4346
1	/*	1	/*
2	* Copyright (c) 2005 Martin Decky	2	* Copyright (c) 2005 Martin Decky
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 ppc32	29	/** @addtogroup ppc32
30	* @{	30	* @{
31	*/	31	*/
32	/** @file	32	/** @file
33	*/	33	*/
34		34
35	#include <config.h>	35	#include <config.h>
36	#include <arch.h>	36	#include <arch.h>
37	#include <arch/boot/boot.h>	37	#include <arch/boot/boot.h>
38	#include <arch/drivers/cuda.h>	38	#include <arch/drivers/cuda.h>
39	#include <arch/interrupt.h>	39	#include <arch/interrupt.h>
40	#include <genarch/fb/fb.h>	40	#include <genarch/fb/fb.h>
41	#include <genarch/fb/visuals.h>	41	#include <genarch/fb/visuals.h>
42	#include <userspace.h>	42	#include <userspace.h>
43	#include <proc/uarg.h>	43	#include <proc/uarg.h>
44	#include <console/console.h>	44	#include <console/console.h>
45	#include <ddi/device.h>	45	#include <ddi/device.h>
46	#include <ddi/irq.h>	46	#include <ddi/irq.h>
47	#include <arch/drivers/pic.h>	47	#include <arch/drivers/pic.h>
48	#include <macros.h>	48	#include <macros.h>
49	#include <string.h>	49	#include <string.h>
50		50
51	#define IRQ_COUNT 64	51	#define IRQ_COUNT 64
52		52
53	bootinfo_t bootinfo;	53	bootinfo_t bootinfo;
54		54
55	/** Performs ppc32-specific initialization before main_bsp() is called. */	55	/** Performs ppc32-specific initialization before main_bsp() is called. */
56	void arch_pre_main(void)	56	void arch_pre_main(void)
57	{	57	{
58	init.cnt = bootinfo.taskmap.count;	58	init.cnt = bootinfo.taskmap.count;
59		59
60	uint32_t i;	60	uint32_t i;
61		61
62	for (i = 0; i < min3(bootinfo.taskmap.count, TASKMAP_MAX_RECORDS, CONFIG_INIT_TASKS); i++) {	62	for (i = 0; i < min3(bootinfo.taskmap.count, TASKMAP_MAX_RECORDS, CONFIG_INIT_TASKS); i++) {
63	init.tasks[i].addr = PA2KA(bootinfo.taskmap.tasks[i].addr);	63	init.tasks[i].addr = PA2KA(bootinfo.taskmap.tasks[i].addr);
64	init.tasks[i].size = bootinfo.taskmap.tasks[i].size;	64	init.tasks[i].size = bootinfo.taskmap.tasks[i].size;
65	strncpy(init.tasks[i].name, bootinfo.taskmap.tasks[i].name,	65	strncpy(init.tasks[i].name, bootinfo.taskmap.tasks[i].name,
66	CONFIG_TASK_NAME_BUFLEN);	66	CONFIG_TASK_NAME_BUFLEN);
67	}	67	}
68	}	68	}
69		69
70	void arch_pre_mm_init(void)	70	void arch_pre_mm_init(void)
71	{	71	{
72	/* Initialize dispatch table */	72	/* Initialize dispatch table */
73	interrupt_init();	73	interrupt_init();
74		74
75	/* Start decrementer */	75	/* Start decrementer */
76	start_decrementer();	76	start_decrementer();
77	}	77	}
78		78
79	void arch_post_mm_init(void)	79	void arch_post_mm_init(void)
80	{	80	{
81	if (config.cpu_active == 1) {	81	if (config.cpu_active == 1) {
-		82
-		83	#ifdef CONFIG_FB
82	/* Initialize framebuffer */	84	/* Initialize framebuffer */
83	if (bootinfo.screen.addr) {	85	if (bootinfo.screen.addr) {
84	unsigned int visual;	86	unsigned int visual;
85		87
86	switch (bootinfo.screen.bpp) {	88	switch (bootinfo.screen.bpp) {
87	case 8:	89	case 8:
88	visual = VISUAL_INDIRECT_8;	90	visual = VISUAL_INDIRECT_8;
89	break;	91	break;
90	case 16:	92	case 16:
91	visual = VISUAL_RGB_5_5_5;	93	visual = VISUAL_RGB_5_5_5;
92	break;	94	break;
93	case 24:	95	case 24:
94	visual = VISUAL_RGB_8_8_8;	96	visual = VISUAL_RGB_8_8_8;
95	break;	97	break;
96	case 32:	98	case 32:
97	visual = VISUAL_RGB_0_8_8_8;	99	visual = VISUAL_RGB_0_8_8_8;
98	break;	100	break;
99	default:	101	default:
100	panic("Unsupported bits per pixel.");	102	panic("Unsupported bits per pixel.");
101	}	103	}
102	fb_properties_t prop = {	104	fb_properties_t prop = {
103	.addr = bootinfo.screen.addr,	105	.addr = bootinfo.screen.addr,
104	.offset = 0,	106	.offset = 0,
105	.x = bootinfo.screen.width,	107	.x = bootinfo.screen.width,
106	.y = bootinfo.screen.height,	108	.y = bootinfo.screen.height,
107	.scan = bootinfo.screen.scanline,	109	.scan = bootinfo.screen.scanline,
108	.visual = visual,	110	.visual = visual,
109	};	111	};
110	fb_init(&prop);	112	fb_init(&prop);
111	}	113	}
-		114	#endif
112		115
113	/* Initialize IRQ routing */	116	/* Initialize IRQ routing */
114	irq_init(IRQ_COUNT, IRQ_COUNT);	117	irq_init(IRQ_COUNT, IRQ_COUNT);
115		118
116	if (bootinfo.macio.addr) {	119	if (bootinfo.macio.addr) {
117	/* Initialize PIC */	120	/* Initialize PIC */
118	pic_init(bootinfo.macio.addr, PAGE_SIZE);	121	pic_init(bootinfo.macio.addr, PAGE_SIZE);
119		122
120	/* Initialize I/O controller */	123	/* Initialize I/O controller */
121	cuda_init(device_assign_devno(),	124	cuda_init(device_assign_devno(),
122	bootinfo.macio.addr + 0x16000, 2 * PAGE_SIZE);	125	bootinfo.macio.addr + 0x16000, 2 * PAGE_SIZE);
123	}	126	}
124		127
125	/* Merge all zones to 1 big zone */	128	/* Merge all zones to 1 big zone */
126	zone_merge_all();	129	zone_merge_all();
127	}	130	}
128	}	131	}
129		132
130	void arch_post_cpu_init(void)	133	void arch_post_cpu_init(void)
131	{	134	{
132	}	135	}
133		136
134	void arch_pre_smp_init(void)	137	void arch_pre_smp_init(void)
135	{	138	{
136	}	139	}
137		140
138	void arch_post_smp_init(void)	141	void arch_post_smp_init(void)
139	{	142	{
140	}	143	}
141		144
142	void calibrate_delay_loop(void)	145	void calibrate_delay_loop(void)
143	{	146	{
144	}	147	}
145		148
146	void userspace(uspace_arg_t *kernel_uarg)	149	void userspace(uspace_arg_t *kernel_uarg)
147	{	150	{
148	userspace_asm((uintptr_t) kernel_uarg->uspace_uarg,	151	userspace_asm((uintptr_t) kernel_uarg->uspace_uarg,
149	(uintptr_t) kernel_uarg->uspace_stack +	152	(uintptr_t) kernel_uarg->uspace_stack +
150	THREAD_STACK_SIZE - SP_DELTA,	153	THREAD_STACK_SIZE - SP_DELTA,
151	(uintptr_t) kernel_uarg->uspace_entry);	154	(uintptr_t) kernel_uarg->uspace_entry);
152		155
153	/* Unreachable */	156	/* Unreachable */
154	while (true);	157	while (true);
155	}	158	}
156		159
157	/** Acquire console back for kernel	160	/** Acquire console back for kernel
158	*	161	*
159	*/	162	*/
160	void arch_grab_console(void)	163	void arch_grab_console(void)
161	{	164	{
-		165	#ifdef CONFIG_FB
162	fb_redraw();	166	fb_redraw();
-		167	#endif
163	}	168	}
164		169
165	/** Return console to userspace	170	/** Return console to userspace
166	*	171	*
167	*/	172	*/
168	void arch_release_console(void)	173	void arch_release_console(void)
169	{	174	{
170	}	175	}
171		176
172	/** Construct function pointer	177	/** Construct function pointer
173	*	178	*
174	* @param fptr function pointer structure	179	* @param fptr function pointer structure
175	* @param addr function address	180	* @param addr function address
176	* @param caller calling function address	181	* @param caller calling function address
177	*	182	*
178	* @return address of the function pointer	183	* @return address of the function pointer
179	*	184	*
180	*/	185	*/
181	void arch_construct_function(fncptr_t fptr, void addr, void caller)	186	void arch_construct_function(fncptr_t fptr, void addr, void caller)
182	{	187	{
183	return addr;	188	return addr;
184	}	189	}
185		190
186	/** @}	191	/** @}
187	*/	192	*/
188		193

Subversion Repositories HelenOS

(root)/branches/dynload/kernel/arch/ppc32/src/ppc32.c – Rev 4345 → 4346