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/*
* linux/arch/powerpc/platforms/cell/qpace_setup.c
*
* Copyright (C) 1995 Linus Torvalds
* Adapted from 'alpha' version by Gary Thomas
* Modified by Cort Dougan (cort@cs.nmt.edu)
* Modified by PPC64 Team, IBM Corp
* Modified by Cell Team, IBM Deutschland Entwicklung GmbH
* Modified by Benjamin Krill <ben@codiert.org>, IBM Corp.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
#include <linux/sched.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/irq.h>
#include <linux/console.h>
#include <linux/of_platform.h>
#include <asm/mmu.h>
#include <asm/processor.h>
#include <asm/io.h>
#include <asm/kexec.h>
#include <asm/pgtable.h>
#include <asm/prom.h>
#include <asm/rtas.h>
#include <asm/dma.h>
#include <asm/machdep.h>
#include <asm/time.h>
#include <asm/cputable.h>
#include <asm/irq.h>
#include <asm/spu.h>
#include <asm/spu_priv1.h>
#include <asm/udbg.h>
#include <asm/cell-regs.h>
#include "interrupt.h"
#include "pervasive.h"
#include "ras.h"
static void qpace_show_cpuinfo(struct seq_file *m)
{
struct device_node *root;
const char *model = "";
root = of_find_node_by_path("/");
if (root)
model = of_get_property(root, "model", NULL);
seq_printf(m, "machine\t\t: CHRP %s\n", model);
of_node_put(root);
}
static void qpace_progress(char *s, unsigned short hex)
{
printk("*** %04x : %s\n", hex, s ? s : "");
}
static const struct of_device_id qpace_bus_ids[] __initdata = {
{ .type = "soc", },
{ .compatible = "soc", },
{ .type = "spider", },
{ .type = "axon", },
{ .type = "plb5", },
{ .type = "plb4", },
{ .type = "opb", },
{ .type = "ebc", },
{},
};
static int __init qpace_publish_devices(void)
{
int node;
/* Publish OF platform devices for southbridge IOs */
of_platform_bus_probe(NULL, qpace_bus_ids, NULL);
/* There is no device for the MIC memory controller, thus we create
* a platform device for it to attach the EDAC driver to.
*/
for_each_online_node(node) {
if (cbe_get_cpu_mic_tm_regs(cbe_node_to_cpu(node)) == NULL)
continue;
platform_device_register_simple("cbe-mic", node, NULL, 0);
}
return 0;
}
machine_subsys_initcall(qpace, qpace_publish_devices);
static void __init qpace_setup_arch(void)
{
#ifdef CONFIG_SPU_BASE
spu_priv1_ops = &spu_priv1_mmio_ops;
spu_management_ops = &spu_management_of_ops;
#endif
cbe_regs_init();
#ifdef CONFIG_CBE_RAS
cbe_ras_init();
#endif
#ifdef CONFIG_SMP
smp_init_cell();
#endif
/* init to some ~sane value until calibrate_delay() runs */
loops_per_jiffy = 50000000;
cbe_pervasive_init();
#ifdef CONFIG_DUMMY_CONSOLE
conswitchp = &dummy_con;
#endif
}
static int __init qpace_probe(void)
{
unsigned long root = of_get_flat_dt_root();
if (!of_flat_dt_is_compatible(root, "IBM,QPACE"))
return 0;
hpte_init_native();
return 1;
}
define_machine(qpace) {
.name = "QPACE",
.probe = qpace_probe,
.setup_arch = qpace_setup_arch,
.show_cpuinfo = qpace_show_cpuinfo,
.restart = rtas_restart,
.power_off = rtas_power_off,
.halt = rtas_halt,
.get_boot_time = rtas_get_boot_time,
.get_rtc_time = rtas_get_rtc_time,
.set_rtc_time = rtas_set_rtc_time,
.calibrate_decr = generic_calibrate_decr,
.progress = qpace_progress,
.init_IRQ = iic_init_IRQ,
};
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