summaryrefslogtreecommitdiffstats
path: root/arch/powerpc/platforms/cell/beat_smp.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/powerpc/platforms/cell/beat_smp.c')
-rw-r--r--arch/powerpc/platforms/cell/beat_smp.c124
1 files changed, 0 insertions, 124 deletions
diff --git a/arch/powerpc/platforms/cell/beat_smp.c b/arch/powerpc/platforms/cell/beat_smp.c
deleted file mode 100644
index 26efc204c47f..000000000000
--- a/arch/powerpc/platforms/cell/beat_smp.c
+++ /dev/null
@@ -1,124 +0,0 @@
-/*
- * SMP support for Celleb platform. (Incomplete)
- *
- * (C) Copyright 2006 TOSHIBA CORPORATION
- *
- * This code is based on arch/powerpc/platforms/cell/smp.c:
- * Dave Engebretsen, Peter Bergner, and
- * Mike Corrigan {engebret|bergner|mikec}@us.ibm.com
- * Plus various changes from other IBM teams...
- *
- * 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.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-
-#undef DEBUG
-
-#include <linux/kernel.h>
-#include <linux/smp.h>
-#include <linux/interrupt.h>
-#include <linux/init.h>
-#include <linux/threads.h>
-#include <linux/cpu.h>
-
-#include <asm/irq.h>
-#include <asm/smp.h>
-#include <asm/machdep.h>
-#include <asm/udbg.h>
-
-#include "beat_interrupt.h"
-
-#ifdef DEBUG
-#define DBG(fmt...) udbg_printf(fmt)
-#else
-#define DBG(fmt...)
-#endif
-
-/*
- * The primary thread of each non-boot processor is recorded here before
- * smp init.
- */
-/* static cpumask_t of_spin_map; */
-
-/**
- * smp_startup_cpu() - start the given cpu
- *
- * At boot time, there is nothing to do for primary threads which were
- * started from Open Firmware. For anything else, call RTAS with the
- * appropriate start location.
- *
- * Returns:
- * 0 - failure
- * 1 - success
- */
-static inline int __devinit smp_startup_cpu(unsigned int lcpu)
-{
- return 0;
-}
-
-static void smp_beatic_message_pass(int target, int msg)
-{
- unsigned int i;
-
- if (target < NR_CPUS) {
- beatic_cause_IPI(target, msg);
- } else {
- for_each_online_cpu(i) {
- if (target == MSG_ALL_BUT_SELF
- && i == smp_processor_id())
- continue;
- beatic_cause_IPI(i, msg);
- }
- }
-}
-
-static int __init smp_beatic_probe(void)
-{
- return cpus_weight(cpu_possible_map);
-}
-
-static void __devinit smp_beatic_setup_cpu(int cpu)
-{
- beatic_setup_cpu(cpu);
-}
-
-static void __devinit smp_celleb_kick_cpu(int nr)
-{
- BUG_ON(nr < 0 || nr >= NR_CPUS);
-
- if (!smp_startup_cpu(nr))
- return;
-}
-
-static int smp_celleb_cpu_bootable(unsigned int nr)
-{
- return 1;
-}
-static struct smp_ops_t bpa_beatic_smp_ops = {
- .message_pass = smp_beatic_message_pass,
- .probe = smp_beatic_probe,
- .kick_cpu = smp_celleb_kick_cpu,
- .setup_cpu = smp_beatic_setup_cpu,
- .cpu_bootable = smp_celleb_cpu_bootable,
-};
-
-/* This is called very early */
-void __init smp_init_celleb(void)
-{
- DBG(" -> smp_init_celleb()\n");
-
- smp_ops = &bpa_beatic_smp_ops;
-
- DBG(" <- smp_init_celleb()\n");
-}