Subversion Repositories HelenOS

Compare Revisions

Ignore whitespace Rev 4129 → Rev 4130

/branches/sparc/kernel/arch/sparc64/src/sun4v/sparc64.c
33,24 → 33,9
*/
 
#include <arch.h>
#include <debug.h>
#include <config.h>
#include <arch/trap/trap.h>
#include <arch/console.h>
#include <proc/thread.h>
#include <console/console.h>
#include <arch/boot/boot.h>
#include <arch/arch.h>
#include <arch/asm.h>
#include <arch/mm/page.h>
#include <arch/stack.h>
#include <arch/sun4v/md.h>
#include <genarch/ofw/ofw_tree.h>
#include <userspace.h>
#include <ddi/irq.h>
#include <print.h>
 
bootinfo_t bootinfo;
 
/** Perform sparc64 specific initialization before main_bsp() is called. */
void arch_pre_main(void)
67,96 → 52,5
md_init();
}
 
/** Perform sparc64 specific initialization before mm is initialized. */
void arch_pre_mm_init(void)
{
if (config.cpu_active == 1)
trap_init();
}
 
/** Perform sparc64 specific initialization afterr mm is initialized. */
void arch_post_mm_init(void)
{
if (config.cpu_active == 1) {
/*
* We have 2^11 different interrupt vectors.
* But we only create 128 buckets.
*/
irq_init(1 << 11, 128);
}
 
standalone_sparc64_console_init();
}
 
void arch_post_cpu_init(void)
{
}
 
void arch_pre_smp_init(void)
{
}
 
void arch_post_smp_init(void)
{
static thread_t *t = NULL;
 
 
if (!t) {
/*
* Create thread that polls keyboard.
*/
t = thread_create(kkbdpoll, NULL, TASK, 0, "kkbdpoll", true);
if (!t)
panic("cannot create kkbdpoll\n");
thread_ready(t);
}
}
 
/** Calibrate delay loop.
*
* On sparc64, we implement delay() by waiting for the TICK register to
* reach a pre-computed value, as opposed to performing some pre-computed
* amount of instructions of known duration. We set the delay_loop_const
* to 1 in order to neutralize the multiplication done by delay().
*/
void calibrate_delay_loop(void)
{
CPU->delay_loop_const = 1;
}
 
/** Wait several microseconds.
*
* We assume that interrupts are already disabled.
*
* @param t Microseconds to wait.
*/
void asm_delay_loop(const uint32_t usec)
{
uint64_t stop = tick_read() + (uint64_t) usec * (uint64_t)
CPU->arch.clock_frequency / 1000000;
 
while (tick_read() < stop)
;
}
 
/** Switch to userspace. */
void userspace(uspace_arg_t *kernel_uarg)
{
switch_to_userspace((uintptr_t) kernel_uarg->uspace_entry,
((uintptr_t) kernel_uarg->uspace_stack) + STACK_SIZE
- (ALIGN_UP(STACK_ITEM_SIZE, STACK_ALIGNMENT) + STACK_BIAS),
(uintptr_t) kernel_uarg->uspace_uarg);
 
for (;;)
;
/* not reached */
}
 
void arch_reboot(void)
{
// TODO
while (1);
}
 
/** @}
*/
/branches/sparc/kernel/arch/sparc64/src/sun4v/console.c
0,0 → 1,93
/*
* Copyright (c) 2005 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/console.h>
#include <arch/types.h>
 
#include <arch/drivers/scr.h>
#include <arch/drivers/kbd.h>
 
#include <arch/drivers/sgcn.h>
 
#if defined (SUN4U)
#ifdef CONFIG_Z8530
#include <genarch/kbd/z8530.h>
#endif
#ifdef CONFIG_NS16550
#include <genarch/kbd/ns16550.h>
#endif
#elif defined (SUN4V)
#include <arch/drivers/niagara.h>
#endif
 
#include <console/chardev.h>
#include <console/console.h>
#include <arch/asm.h>
#include <arch/register.h>
#include <proc/thread.h>
#include <arch/mm/tlb.h>
#include <genarch/ofw/ofw_tree.h>
#include <arch.h>
#include <panic.h>
#include <func.h>
#include <print.h>
 
#define KEYBOARD_POLL_PAUSE 50000 /* 50ms */
 
/**
* Initialize input/output.
*/
void standalone_sparc64_console_init(void)
{
niagara_init();
}
 
/** Acquire console back for kernel
*
*/
void arch_grab_console(void)
{
niagara_grab();
}
 
/** Return console to userspace
*
*/
void arch_release_console(void)
{
niagara_release();
}
 
/** @}
*/
/branches/sparc/kernel/arch/sparc64/src/console.c
65,81 → 65,6
 
#define KEYBOARD_POLL_PAUSE 50000 /* 50ms */
 
#if defined (SUN4U)
 
/**
* Initialize kernel console to use framebuffer and keyboard directly.
* Called on UltraSPARC machines with standard keyboard and framebuffer.
*
* @param aliases the "/aliases" OBP node
*/
static void standard_console_init(ofw_tree_node_t *aliases)
{
stdin = NULL;
 
ofw_tree_property_t *prop;
ofw_tree_node_t *screen;
ofw_tree_node_t *keyboard;
prop = ofw_tree_getprop(aliases, "screen");
if (!prop)
panic("Can't find property \"screen\".\n");
if (!prop->value)
panic("Can't find screen alias.\n");
screen = ofw_tree_lookup(prop->value);
if (!screen)
panic("Can't find %s\n", prop->value);
 
scr_init(screen);
 
prop = ofw_tree_getprop(aliases, "keyboard");
if (!prop)
panic("Can't find property \"keyboard\".\n");
if (!prop->value)
panic("Can't find keyboard alias.\n");
keyboard = ofw_tree_lookup(prop->value);
if (!keyboard)
panic("Can't find %s\n", prop->value);
 
kbd_init(keyboard);
}
 
/** Initilize I/O on the Serengeti machine. */
static void serengeti_init(void)
{
sgcn_init();
}
 
#endif
 
/**
* Initialize input/output. Auto-detects the type of machine
* and calls the appropriate I/O init routine.
*/
void standalone_sparc64_console_init(void)
{
#if defined (SUN4U)
ofw_tree_node_t *aliases;
ofw_tree_property_t *prop;
aliases = ofw_tree_lookup("/aliases");
if (!aliases)
panic("Can't find /aliases.\n");
/* "def-cn" = "default console" */
prop = ofw_tree_getprop(aliases, "def-cn");
if ((!prop) || (!prop->value) || (strcmp(prop->value, "/sgcn") != 0)) {
standard_console_init(aliases);
} else {
serengeti_init();
}
#elif defined (SUN4V)
niagara_init();
#endif
}
 
 
/** Kernel thread for polling keyboard.
*
* @param arg Ignored.
186,68 → 111,6
}
}
 
/** Acquire console back for kernel
*
*/
void arch_grab_console(void)
{
scr_redraw();
switch (kbd_type) {
#ifdef CONFIG_Z8530
case KBD_Z8530:
z8530_grab();
break;
#endif
#ifdef CONFIG_NS16550
case KBD_NS16550:
ns16550_grab();
break;
#endif
#ifdef CONFIG_SGCN
case KBD_SGCN:
sgcn_grab();
break;
#endif
#ifdef SUN4V
case KBD_SUN4V:
niagara_grab();
break;
#endif
default:
break;
}
}
 
/** Return console to userspace
*
*/
void arch_release_console(void)
{
switch (kbd_type) {
#ifdef CONFIG_Z8530
case KBD_Z8530:
z8530_release();
break;
#endif
#ifdef CONFIG_NS16550
case KBD_NS16550:
ns16550_release();
break;
#endif
#ifdef CONFIG_SGCN
case KBD_SGCN:
sgcn_release();
break;
#endif
#ifdef SUN4V
case KBD_SUN4V:
niagara_release();
break;
#endif
default:
break;
}
}
 
/** @}
*/
/branches/sparc/kernel/arch/sparc64/src/cpu/sun4v/cpu.c
38,7 → 38,6
#include <genarch/ofw/ofw_tree.h>
#include <arch/drivers/tick.h>
#include <print.h>
#include <arch/cpu_node.h>
#include <arch/sun4v/md.h>
#include <arch/sun4v/hypercall.h>
 
/branches/sparc/kernel/arch/sparc64/src/cpu/sun4u/cpu.c
32,13 → 32,13
/** @file
*/
 
#include <arch/cpu_family.h>
#include <arch/sun4u/cpu_family.h>
#include <cpu.h>
#include <arch.h>
#include <genarch/ofw/ofw_tree.h>
#include <arch/drivers/tick.h>
#include <print.h>
#include <arch/cpu_node.h>
#include <arch/sun4u/cpu_node.h>
#include <arch/cpu.h>
 
/**
/branches/sparc/kernel/arch/sparc64/src/smp/sun4v/smp.c
44,7 → 44,6
#include <synch/synch.h>
#include <synch/waitq.h>
#include <print.h>
#include <arch/cpu_node.h>
 
/** Determine number of processors. */
void smp_init(void)
/branches/sparc/kernel/arch/sparc64/src/smp/sun4u/smp.c
35,7 → 35,7
#include <smp/smp.h>
#include <genarch/ofw/ofw_tree.h>
#include <cpu.h>
#include <arch/cpu_family.h>
#include <arch/sun4u/cpu_family.h>
#include <arch/cpu.h>
#include <arch.h>
#include <config.h>
44,7 → 44,7
#include <synch/synch.h>
#include <synch/waitq.h>
#include <print.h>
#include <arch/cpu_node.h>
#include <arch/sun4u/cpu_node.h>
 
/**
* This global variable is used to pick-up application processors
/branches/sparc/kernel/arch/sparc64/src/sparc64.c
0,0 → 1,145
/*
* Copyright (c) 2005 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.h>
#include <debug.h>
#include <config.h>
#include <arch/trap/trap.h>
#include <arch/console.h>
#include <proc/thread.h>
#include <console/console.h>
#include <arch/boot/boot.h>
#include <arch/arch.h>
#include <arch/asm.h>
#include <arch/mm/page.h>
#include <arch/stack.h>
#include <userspace.h>
#include <ddi/irq.h>
#include <print.h>
 
bootinfo_t bootinfo;
 
/** Perform sparc64 specific initialization before mm is initialized. */
void arch_pre_mm_init(void)
{
if (config.cpu_active == 1)
trap_init();
}
 
/** Perform sparc64 specific initialization afterr mm is initialized. */
void arch_post_mm_init(void)
{
if (config.cpu_active == 1) {
/*
* We have 2^11 different interrupt vectors.
* But we only create 128 buckets.
*/
irq_init(1 << 11, 128);
 
standalone_sparc64_console_init();
}
}
 
void arch_post_cpu_init(void)
{
}
 
void arch_pre_smp_init(void)
{
}
 
void arch_post_smp_init(void)
{
static thread_t *t = NULL;
 
 
if (!t) {
/*
* Create thread that polls keyboard.
*/
t = thread_create(kkbdpoll, NULL, TASK, 0, "kkbdpoll", true);
if (!t)
panic("cannot create kkbdpoll\n");
thread_ready(t);
}
}
 
/** Calibrate delay loop.
*
* On sparc64, we implement delay() by waiting for the TICK register to
* reach a pre-computed value, as opposed to performing some pre-computed
* amount of instructions of known duration. We set the delay_loop_const
* to 1 in order to neutralize the multiplication done by delay().
*/
void calibrate_delay_loop(void)
{
CPU->delay_loop_const = 1;
}
 
/** Wait several microseconds.
*
* We assume that interrupts are already disabled.
*
* @param t Microseconds to wait.
*/
void asm_delay_loop(const uint32_t usec)
{
uint64_t stop = tick_read() + (uint64_t) usec * (uint64_t)
CPU->arch.clock_frequency / 1000000;
 
while (tick_read() < stop)
;
}
 
/** Switch to userspace. */
void userspace(uspace_arg_t *kernel_uarg)
{
switch_to_userspace((uintptr_t) kernel_uarg->uspace_entry,
((uintptr_t) kernel_uarg->uspace_stack) + STACK_SIZE
- (ALIGN_UP(STACK_ITEM_SIZE, STACK_ALIGNMENT) + STACK_BIAS),
(uintptr_t) kernel_uarg->uspace_uarg);
 
for (;;)
;
/* not reached */
}
 
void arch_reboot(void)
{
// TODO
while (1);
}
 
/** @}
*/
/branches/sparc/kernel/arch/sparc64/src/mm/cache.S
File deleted
/branches/sparc/kernel/arch/sparc64/src/mm/sun4v/tlb.c
143,7 → 143,7
#endif
data.p = true;
data.x = false;
data.w = false;
data.w = true;
data.size = pagesize;
if (locked) {
/branches/sparc/kernel/arch/sparc64/src/mm/sun4v/as.c
128,9 → 128,7
* to map both TSBs explicitly.
*/
mmu_demap_page(tsb, 0, MMU_FLAG_DTLB);
mmu_map_perm_addr(
tsb, KA2PA(tsb), true, true, false, true,
PAGESIZE_64K, MMU_FLAG_DTLB);
dtlb_insert_mapping(tsb, KA2PA(tsb), PAGESIZE_64K, true, true);
}
 
__hypercall_fast2(MMU_TSB_CTX0, 1, as->arch.tsb_description.tsb_base);
166,7 → 164,7
* by the locked 4M kernel DTLB entry. We need
* to demap the entry installed by as_install_arch().
*/
mmu_demap_page(tsb, 0, MMU_FLAG_DTLB);
__hypercall_fast3(MMU_UNMAP_PERM_ADDR, tsb, 0, MMU_FLAG_DTLB);
}
#endif
}
/branches/sparc/kernel/arch/sparc64/src/mm/sun4u/tlb.c
461,7 → 461,7
panic("%s\n", str);
}
 
void describe_mmu_fault(void)
void describe_dmmu_fault(void)
{
tlb_sfsr_reg_t sfsr;
uintptr_t sfar;
/branches/sparc/kernel/arch/sparc64/src/mm/sun4u/cache.S
0,0 → 1,49
/*
* 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.
*/
 
#include <arch/arch.h>
#include <arch/mm/sun4u/cache_spec.h>
 
#define DCACHE_TAG_SHIFT 2
 
.register %g2, #scratch
.register %g3, #scratch
 
/** Flush the whole D-cache. */
.global dcache_flush
dcache_flush:
set (DCACHE_SIZE - DCACHE_LINE_SIZE), %g1
stxa %g0, [%g1] ASI_DCACHE_TAG
0: membar #Sync
subcc %g1, DCACHE_LINE_SIZE, %g1
bnz,pt %xcc, 0b
stxa %g0, [%g1] ASI_DCACHE_TAG
membar #Sync
retl
! beware SF Erratum #51, do not put the MEMBAR here
nop
/branches/sparc/kernel/arch/sparc64/src/sun4u/sparc64.c
33,26 → 33,9
*/
 
#include <arch.h>
#include <debug.h>
#include <config.h>
#include <arch/trap/trap.h>
#include <arch/console.h>
#include <proc/thread.h>
#include <console/console.h>
#include <arch/boot/boot.h>
#include <arch/arch.h>
#include <arch/asm.h>
#include <arch/mm/page.h>
#include <arch/stack.h>
#include <genarch/ofw/ofw_tree.h>
#include <userspace.h>
#include <ddi/irq.h>
#include <print.h>
 
#include <arch/drivers/niagara.h>
 
bootinfo_t bootinfo;
 
/** Perform sparc64 specific initialization before main_bsp() is called. */
void arch_pre_main(void)
{
73,96 → 56,5
ofw_tree_init(bootinfo.ofw_root);
}
 
/** Perform sparc64 specific initialization before mm is initialized. */
void arch_pre_mm_init(void)
{
if (config.cpu_active == 1)
trap_init();
}
 
/** Perform sparc64 specific initialization afterr mm is initialized. */
void arch_post_mm_init(void)
{
if (config.cpu_active == 1) {
/*
* We have 2^11 different interrupt vectors.
* But we only create 128 buckets.
*/
irq_init(1 << 11, 128);
 
standalone_sparc64_console_init();
}
}
 
void arch_post_cpu_init(void)
{
}
 
void arch_pre_smp_init(void)
{
}
 
void arch_post_smp_init(void)
{
static thread_t *t = NULL;
 
 
if (!t) {
/*
* Create thread that polls keyboard.
*/
t = thread_create(kkbdpoll, NULL, TASK, 0, "kkbdpoll", true);
if (!t)
panic("cannot create kkbdpoll\n");
thread_ready(t);
}
}
 
/** Calibrate delay loop.
*
* On sparc64, we implement delay() by waiting for the TICK register to
* reach a pre-computed value, as opposed to performing some pre-computed
* amount of instructions of known duration. We set the delay_loop_const
* to 1 in order to neutralize the multiplication done by delay().
*/
void calibrate_delay_loop(void)
{
CPU->delay_loop_const = 1;
}
 
/** Wait several microseconds.
*
* We assume that interrupts are already disabled.
*
* @param t Microseconds to wait.
*/
void asm_delay_loop(const uint32_t usec)
{
uint64_t stop = tick_read() + (uint64_t) usec * (uint64_t)
CPU->arch.clock_frequency / 1000000;
 
while (tick_read() < stop)
;
}
 
/** Switch to userspace. */
void userspace(uspace_arg_t *kernel_uarg)
{
switch_to_userspace((uintptr_t) kernel_uarg->uspace_entry,
((uintptr_t) kernel_uarg->uspace_stack) + STACK_SIZE
- (ALIGN_UP(STACK_ITEM_SIZE, STACK_ALIGNMENT) + STACK_BIAS),
(uintptr_t) kernel_uarg->uspace_uarg);
 
for (;;)
;
/* not reached */
}
 
void arch_reboot(void)
{
// TODO
while (1);
}
 
/** @}
*/
/branches/sparc/kernel/arch/sparc64/src/sun4u/console.c
0,0 → 1,188
/*
* Copyright (c) 2005 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/console.h>
#include <arch/types.h>
 
#include <arch/drivers/scr.h>
#include <arch/drivers/kbd.h>
 
#include <arch/drivers/sgcn.h>
 
#if defined (SUN4U)
#ifdef CONFIG_Z8530
#include <genarch/kbd/z8530.h>
#endif
#ifdef CONFIG_NS16550
#include <genarch/kbd/ns16550.h>
#endif
#elif defined (SUN4V)
#include <arch/drivers/niagara.h>
#endif
 
#include <console/chardev.h>
#include <console/console.h>
#include <arch/asm.h>
#include <arch/register.h>
#include <proc/thread.h>
#include <arch/mm/tlb.h>
#include <genarch/ofw/ofw_tree.h>
#include <arch.h>
#include <panic.h>
#include <func.h>
#include <print.h>
 
#define KEYBOARD_POLL_PAUSE 50000 /* 50ms */
 
/**
* Initialize kernel console to use framebuffer and keyboard directly.
* Called on UltraSPARC machines with standard keyboard and framebuffer.
*
* @param aliases the "/aliases" OBP node
*/
static void standard_console_init(ofw_tree_node_t *aliases)
{
stdin = NULL;
 
ofw_tree_property_t *prop;
ofw_tree_node_t *screen;
ofw_tree_node_t *keyboard;
prop = ofw_tree_getprop(aliases, "screen");
if (!prop)
panic("Can't find property \"screen\".\n");
if (!prop->value)
panic("Can't find screen alias.\n");
screen = ofw_tree_lookup(prop->value);
if (!screen)
panic("Can't find %s\n", prop->value);
 
scr_init(screen);
 
prop = ofw_tree_getprop(aliases, "keyboard");
if (!prop)
panic("Can't find property \"keyboard\".\n");
if (!prop->value)
panic("Can't find keyboard alias.\n");
keyboard = ofw_tree_lookup(prop->value);
if (!keyboard)
panic("Can't find %s\n", prop->value);
 
kbd_init(keyboard);
}
 
/** Initilize I/O on the Serengeti machine. */
static void serengeti_init(void)
{
sgcn_init();
}
 
/**
* Initialize input/output. Auto-detects the type of machine
* and calls the appropriate I/O init routine.
*/
void standalone_sparc64_console_init(void)
{
ofw_tree_node_t *aliases;
ofw_tree_property_t *prop;
aliases = ofw_tree_lookup("/aliases");
if (!aliases)
panic("Can't find /aliases.\n");
/* "def-cn" = "default console" */
prop = ofw_tree_getprop(aliases, "def-cn");
if ((!prop) || (!prop->value) || (strcmp(prop->value, "/sgcn") != 0)) {
standard_console_init(aliases);
} else {
serengeti_init();
}
}
 
/** Acquire console back for kernel
*
*/
void arch_grab_console(void)
{
scr_redraw();
switch (kbd_type) {
#ifdef CONFIG_Z8530
case KBD_Z8530:
z8530_grab();
break;
#endif
#ifdef CONFIG_NS16550
case KBD_NS16550:
ns16550_grab();
break;
#endif
#ifdef CONFIG_SGCN
case KBD_SGCN:
sgcn_grab();
break;
#endif
default:
break;
}
}
 
/** Return console to userspace
*
*/
void arch_release_console(void)
{
switch (kbd_type) {
#ifdef CONFIG_Z8530
case KBD_Z8530:
z8530_release();
break;
#endif
#ifdef CONFIG_NS16550
case KBD_NS16550:
ns16550_release();
break;
#endif
#ifdef CONFIG_SGCN
case KBD_SGCN:
sgcn_release();
break;
#endif
default:
break;
}
}
 
/** @}
*/