This patch moves miscellaneous files for Beat into platforms/cell/.
All files in this patch are used by celleb-beat only.
Signed-off-by: Kou Ishizaki <[EMAIL PROTECTED]>
Acked-by: Arnd Bergmann <[EMAIL PROTECTED]>
---
arch/powerpc/platforms/Makefile | 1
arch/powerpc/platforms/cell/Makefile | 6
arch/powerpc/platforms/cell/beat.c | 264 +++++++++++++++++++++++++
arch/powerpc/platforms/cell/beat.h | 39 +++
arch/powerpc/platforms/cell/beat_interrupt.c | 283 +++++++++++++++++++++++++++
arch/powerpc/platforms/cell/beat_interrupt.h | 33 +++
arch/powerpc/platforms/cell/beat_smp.c | 124 +++++++++++
arch/powerpc/platforms/cell/beat_udbg.c | 98 +++++++++
arch/powerpc/platforms/cell/celleb_setup.c | 4
arch/powerpc/platforms/celleb/Makefile | 5
arch/powerpc/platforms/celleb/beat.c | 264 -------------------------
arch/powerpc/platforms/celleb/beat.h | 39 ---
arch/powerpc/platforms/celleb/interrupt.c | 283 ---------------------------
arch/powerpc/platforms/celleb/interrupt.h | 33 ---
arch/powerpc/platforms/celleb/smp.c | 124 -----------
arch/powerpc/platforms/celleb/udbg_beat.c | 98 ---------
16 files changed, 847 insertions(+), 851 deletions(-)
Index: b/arch/powerpc/platforms/cell/beat.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ b/arch/powerpc/platforms/cell/beat.c 2008-04-23 21:38:50.000000000
+0900
@@ -0,0 +1,264 @@
+/*
+ * Simple routines for Celleb/Beat
+ *
+ * (C) Copyright 2006-2007 TOSHIBA CORPORATION
+ *
+ * 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.
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/err.h>
+#include <linux/rtc.h>
+#include <linux/interrupt.h>
+#include <linux/irqreturn.h>
+#include <linux/reboot.h>
+
+#include <asm/hvconsole.h>
+#include <asm/time.h>
+#include <asm/machdep.h>
+#include <asm/firmware.h>
+
+#include "beat_wrapper.h"
+#include "beat.h"
+#include "beat_interrupt.h"
+
+static int beat_pm_poweroff_flag;
+
+void beat_restart(char *cmd)
+{
+ beat_shutdown_logical_partition(!beat_pm_poweroff_flag);
+}
+
+void beat_power_off(void)
+{
+ beat_shutdown_logical_partition(0);
+}
+
+u64 beat_halt_code = 0x1000000000000000UL;
+EXPORT_SYMBOL(beat_halt_code);
+
+void beat_halt(void)
+{
+ beat_shutdown_logical_partition(beat_halt_code);
+}
+
+int beat_set_rtc_time(struct rtc_time *rtc_time)
+{
+ u64 tim;
+ tim = mktime(rtc_time->tm_year+1900,
+ rtc_time->tm_mon+1, rtc_time->tm_mday,
+ rtc_time->tm_hour, rtc_time->tm_min, rtc_time->tm_sec);
+ if (beat_rtc_write(tim))
+ return -1;
+ return 0;
+}
+
+void beat_get_rtc_time(struct rtc_time *rtc_time)
+{
+ u64 tim;
+
+ if (beat_rtc_read(&tim))
+ tim = 0;
+ to_tm(tim, rtc_time);
+ rtc_time->tm_year -= 1900;
+ rtc_time->tm_mon -= 1;
+}
+
+#define BEAT_NVRAM_SIZE 4096
+
+ssize_t beat_nvram_read(char *buf, size_t count, loff_t *index)
+{
+ unsigned int i;
+ unsigned long len;
+ char *p = buf;
+
+ if (*index >= BEAT_NVRAM_SIZE)
+ return -ENODEV;
+ i = *index;
+ if (i + count > BEAT_NVRAM_SIZE)
+ count = BEAT_NVRAM_SIZE - i;
+
+ for (; count != 0; count -= len) {
+ len = count;
+ if (len > BEAT_NVRW_CNT)
+ len = BEAT_NVRW_CNT;
+ if (beat_eeprom_read(i, len, p))
+ return -EIO;
+
+ p += len;
+ i += len;
+ }
+ *index = i;
+ return p - buf;
+}
+
+ssize_t beat_nvram_write(char *buf, size_t count, loff_t *index)
+{
+ unsigned int i;
+ unsigned long len;
+ char *p = buf;
+
+ if (*index >= BEAT_NVRAM_SIZE)
+ return -ENODEV;
+ i = *index;
+ if (i + count > BEAT_NVRAM_SIZE)
+ count = BEAT_NVRAM_SIZE - i;
+
+ for (; count != 0; count -= len) {
+ len = count;
+ if (len > BEAT_NVRW_CNT)
+ len = BEAT_NVRW_CNT;
+ if (beat_eeprom_write(i, len, p))
+ return -EIO;
+
+ p += len;
+ i += len;
+ }
+ *index = i;
+ return p - buf;
+}
+
+ssize_t beat_nvram_get_size(void)
+{
+ return BEAT_NVRAM_SIZE;
+}
+
+int beat_set_xdabr(unsigned long dabr)
+{
+ if (beat_set_dabr(dabr, DABRX_KERNEL | DABRX_USER))
+ return -1;
+ return 0;
+}
+
+int64_t beat_get_term_char(u64 vterm, u64 *len, u64 *t1, u64 *t2)
+{
+ u64 db[2];
+ s64 ret;
+
+ ret = beat_get_characters_from_console(vterm, len, (u8 *)db);
+ if (ret == 0) {
+ *t1 = db[0];
+ *t2 = db[1];
+ }
+ return ret;
+}
+EXPORT_SYMBOL(beat_get_term_char);
+
+int64_t beat_put_term_char(u64 vterm, u64 len, u64 t1, u64 t2)
+{
+ u64 db[2];
+
+ db[0] = t1;
+ db[1] = t2;
+ return beat_put_characters_to_console(vterm, len, (u8 *)db);
+}
+EXPORT_SYMBOL(beat_put_term_char);
+
+void beat_power_save(void)
+{
+ beat_pause(0);
+}
+
+#ifdef CONFIG_KEXEC
+void beat_kexec_cpu_down(int crash, int secondary)
+{
+ beatic_deinit_IRQ();
+}
+#endif
+
+static irqreturn_t beat_power_event(int virq, void *arg)
+{
+ printk(KERN_DEBUG "Beat: power button pressed\n");
+ beat_pm_poweroff_flag = 1;
+ ctrl_alt_del();
+ return IRQ_HANDLED;
+}
+
+static irqreturn_t beat_reset_event(int virq, void *arg)
+{
+ printk(KERN_DEBUG "Beat: reset button pressed\n");
+ beat_pm_poweroff_flag = 0;
+ ctrl_alt_del();
+ return IRQ_HANDLED;
+}
+
+static struct beat_event_list {
+ const char *typecode;
+ irq_handler_t handler;
+ unsigned int virq;
+} beat_event_list[] = {
+ { "power", beat_power_event, 0 },
+ { "reset", beat_reset_event, 0 },
+};
+
+static int __init beat_register_event(void)
+{
+ u64 path[4], data[2];
+ int rc, i;
+ unsigned int virq;
+
+ for (i = 0; i < ARRAY_SIZE(beat_event_list); i++) {
+ struct beat_event_list *ev = &beat_event_list[i];
+
+ if (beat_construct_event_receive_port(data) != 0) {
+ printk(KERN_ERR "Beat: "
+ "cannot construct event receive port for %s\n",
+ ev->typecode);
+ return -EINVAL;
+ }
+
+ virq = irq_create_mapping(NULL, data[0]);
+ if (virq == NO_IRQ) {
+ printk(KERN_ERR "Beat: failed to get virtual IRQ"
+ " for event receive port for %s\n",
+ ev->typecode);
+ beat_destruct_event_receive_port(data[0]);
+ return -EIO;
+ }
+ ev->virq = virq;
+
+ rc = request_irq(virq, ev->handler, IRQF_DISABLED,
+ ev->typecode, NULL);
+ if (rc != 0) {
+ printk(KERN_ERR "Beat: failed to request virtual IRQ"
+ " for event receive port for %s\n",
+ ev->typecode);
+ beat_destruct_event_receive_port(data[0]);
+ return rc;
+ }
+
+ path[0] = 0x1000000065780000ul; /* 1,ex */
+ path[1] = 0x627574746f6e0000ul; /* button */
+ path[2] = 0;
+ strncpy((char *)&path[2], ev->typecode, 8);
+ path[3] = 0;
+ data[1] = 0;
+
+ beat_create_repository_node(path, data);
+ }
+ return 0;
+}
+
+static int __init beat_event_init(void)
+{
+ if (!firmware_has_feature(FW_FEATURE_BEAT))
+ return -EINVAL;
+
+ beat_pm_poweroff_flag = 0;
+ return beat_register_event();
+}
+
+device_initcall(beat_event_init);
Index: b/arch/powerpc/platforms/cell/beat.h
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ b/arch/powerpc/platforms/cell/beat.h 2008-04-23 21:38:50.000000000
+0900
@@ -0,0 +1,39 @@
+/*
+ * Guest OS Interfaces.
+ *
+ * (C) Copyright 2006 TOSHIBA CORPORATION
+ *
+ * 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.
+ */
+
+#ifndef _CELLEB_BEAT_H
+#define _CELLEB_BEAT_H
+
+int64_t beat_get_term_char(uint64_t, uint64_t *, uint64_t *, uint64_t *);
+int64_t beat_put_term_char(uint64_t, uint64_t, uint64_t, uint64_t);
+int64_t beat_repository_encode(int, const char *, uint64_t[4]);
+void beat_restart(char *);
+void beat_power_off(void);
+void beat_halt(void);
+int beat_set_rtc_time(struct rtc_time *);
+void beat_get_rtc_time(struct rtc_time *);
+ssize_t beat_nvram_get_size(void);
+ssize_t beat_nvram_read(char *, size_t, loff_t *);
+ssize_t beat_nvram_write(char *, size_t, loff_t *);
+int beat_set_xdabr(unsigned long);
+void beat_power_save(void);
+void beat_kexec_cpu_down(int, int);
+
+#endif /* _CELLEB_BEAT_H */
Index: b/arch/powerpc/platforms/cell/beat_interrupt.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ b/arch/powerpc/platforms/cell/beat_interrupt.c 2008-04-23
21:38:50.000000000 +0900
@@ -0,0 +1,283 @@
+/*
+ * Celleb/Beat Interrupt controller
+ *
+ * (C) Copyright 2006-2007 TOSHIBA CORPORATION
+ *
+ * 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.
+ */
+
+#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/percpu.h>
+#include <linux/types.h>
+
+#include <asm/machdep.h>
+
+#include "beat_interrupt.h"
+#include "beat_wrapper.h"
+
+#define MAX_IRQS NR_IRQS
+static DEFINE_SPINLOCK(beatic_irq_mask_lock);
+static uint64_t beatic_irq_mask_enable[(MAX_IRQS+255)/64];
+static uint64_t beatic_irq_mask_ack[(MAX_IRQS+255)/64];
+
+static struct irq_host *beatic_host;
+
+/*
+ * In this implementation, "virq" == "IRQ plug number",
+ * "(irq_hw_number_t)hwirq" == "IRQ outlet number".
+ */
+
+/* assumption: locked */
+static inline void beatic_update_irq_mask(unsigned int irq_plug)
+{
+ int off;
+ unsigned long masks[4];
+
+ off = (irq_plug / 256) * 4;
+ masks[0] = beatic_irq_mask_enable[off + 0]
+ & beatic_irq_mask_ack[off + 0];
+ masks[1] = beatic_irq_mask_enable[off + 1]
+ & beatic_irq_mask_ack[off + 1];
+ masks[2] = beatic_irq_mask_enable[off + 2]
+ & beatic_irq_mask_ack[off + 2];
+ masks[3] = beatic_irq_mask_enable[off + 3]
+ & beatic_irq_mask_ack[off + 3];
+ if (beat_set_interrupt_mask(irq_plug&~255UL,
+ masks[0], masks[1], masks[2], masks[3]) != 0)
+ panic("Failed to set mask IRQ!");
+}
+
+static void beatic_mask_irq(unsigned int irq_plug)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&beatic_irq_mask_lock, flags);
+ beatic_irq_mask_enable[irq_plug/64] &= ~(1UL << (63 - (irq_plug%64)));
+ beatic_update_irq_mask(irq_plug);
+ spin_unlock_irqrestore(&beatic_irq_mask_lock, flags);
+}
+
+static void beatic_unmask_irq(unsigned int irq_plug)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&beatic_irq_mask_lock, flags);
+ beatic_irq_mask_enable[irq_plug/64] |= 1UL << (63 - (irq_plug%64));
+ beatic_update_irq_mask(irq_plug);
+ spin_unlock_irqrestore(&beatic_irq_mask_lock, flags);
+}
+
+static void beatic_ack_irq(unsigned int irq_plug)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&beatic_irq_mask_lock, flags);
+ beatic_irq_mask_ack[irq_plug/64] &= ~(1UL << (63 - (irq_plug%64)));
+ beatic_update_irq_mask(irq_plug);
+ spin_unlock_irqrestore(&beatic_irq_mask_lock, flags);
+}
+
+static void beatic_end_irq(unsigned int irq_plug)
+{
+ s64 err;
+ unsigned long flags;
+
+ err = beat_downcount_of_interrupt(irq_plug);
+ if (err != 0) {
+ if ((err & 0xFFFFFFFF) != 0xFFFFFFF5) /* -11: wrong state */
+ panic("Failed to downcount IRQ! Error = %16lx", err);
+
+ printk(KERN_ERR "IRQ over-downcounted, plug %d\n", irq_plug);
+ }
+ spin_lock_irqsave(&beatic_irq_mask_lock, flags);
+ beatic_irq_mask_ack[irq_plug/64] |= 1UL << (63 - (irq_plug%64));
+ beatic_update_irq_mask(irq_plug);
+ spin_unlock_irqrestore(&beatic_irq_mask_lock, flags);
+}
+
+static struct irq_chip beatic_pic = {
+ .typename = " CELL-BEAT ",
+ .unmask = beatic_unmask_irq,
+ .mask = beatic_mask_irq,
+ .eoi = beatic_end_irq,
+};
+
+/*
+ * Dispose binding hardware IRQ number (hw) and Virtuql IRQ number (virq),
+ * update flags.
+ *
+ * Note that the number (virq) is already assigned at upper layer.
+ */
+static void beatic_pic_host_unmap(struct irq_host *h, unsigned int virq)
+{
+ beat_destruct_irq_plug(virq);
+}
+
+/*
+ * Create or update binding hardware IRQ number (hw) and Virtuql
+ * IRQ number (virq). This is called only once for a given mapping.
+ *
+ * Note that the number (virq) is already assigned at upper layer.
+ */
+static int beatic_pic_host_map(struct irq_host *h, unsigned int virq,
+ irq_hw_number_t hw)
+{
+ struct irq_desc *desc = get_irq_desc(virq);
+ int64_t err;
+
+ err = beat_construct_and_connect_irq_plug(virq, hw);
+ if (err < 0)
+ return -EIO;
+
+ desc->status |= IRQ_LEVEL;
+ set_irq_chip_and_handler(virq, &beatic_pic, handle_fasteoi_irq);
+ return 0;
+}
+
+/*
+ * Update binding hardware IRQ number (hw) and Virtuql
+ * IRQ number (virq). This is called only once for a given mapping.
+ */
+static void beatic_pic_host_remap(struct irq_host *h, unsigned int virq,
+ irq_hw_number_t hw)
+{
+ beat_construct_and_connect_irq_plug(virq, hw);
+}
+
+/*
+ * Translate device-tree interrupt spec to irq_hw_number_t style (ulong),
+ * to pass away to irq_create_mapping().
+ *
+ * Called from irq_create_of_mapping() only.
+ * Note: We have only 1 entry to translate.
+ */
+static int beatic_pic_host_xlate(struct irq_host *h, struct device_node *ct,
+ u32 *intspec, unsigned int intsize,
+ irq_hw_number_t *out_hwirq,
+ unsigned int *out_flags)
+{
+ u64 *intspec2 = (u64 *)intspec;
+
+ *out_hwirq = *intspec2;
+ *out_flags |= IRQ_TYPE_LEVEL_LOW;
+ return 0;
+}
+
+static int beatic_pic_host_match(struct irq_host *h, struct device_node *np)
+{
+ /* Match all */
+ return 1;
+}
+
+static struct irq_host_ops beatic_pic_host_ops = {
+ .map = beatic_pic_host_map,
+ .remap = beatic_pic_host_remap,
+ .unmap = beatic_pic_host_unmap,
+ .xlate = beatic_pic_host_xlate,
+ .match = beatic_pic_host_match,
+};
+
+/*
+ * Get an IRQ number
+ * Note: returns VIRQ
+ */
+static inline unsigned int beatic_get_irq_plug(void)
+{
+ int i;
+ uint64_t pending[4], ub;
+
+ for (i = 0; i < MAX_IRQS; i += 256) {
+ beat_detect_pending_interrupts(i, pending);
+ __asm__ ("cntlzd %0,%1":"=r"(ub):
+ "r"(pending[0] & beatic_irq_mask_enable[i/64+0]
+ & beatic_irq_mask_ack[i/64+0]));
+ if (ub != 64)
+ return i + ub + 0;
+ __asm__ ("cntlzd %0,%1":"=r"(ub):
+ "r"(pending[1] & beatic_irq_mask_enable[i/64+1]
+ & beatic_irq_mask_ack[i/64+1]));
+ if (ub != 64)
+ return i + ub + 64;
+ __asm__ ("cntlzd %0,%1":"=r"(ub):
+ "r"(pending[2] & beatic_irq_mask_enable[i/64+2]
+ & beatic_irq_mask_ack[i/64+2]));
+ if (ub != 64)
+ return i + ub + 128;
+ __asm__ ("cntlzd %0,%1":"=r"(ub):
+ "r"(pending[3] & beatic_irq_mask_enable[i/64+3]
+ & beatic_irq_mask_ack[i/64+3]));
+ if (ub != 64)
+ return i + ub + 192;
+ }
+
+ return NO_IRQ;
+}
+unsigned int beatic_get_irq(void)
+{
+ unsigned int ret;
+
+ ret = beatic_get_irq_plug();
+ if (ret != NO_IRQ)
+ beatic_ack_irq(ret);
+ return ret;
+}
+
+/*
+ */
+void __init beatic_init_IRQ(void)
+{
+ int i;
+
+ memset(beatic_irq_mask_enable, 0, sizeof(beatic_irq_mask_enable));
+ memset(beatic_irq_mask_ack, 255, sizeof(beatic_irq_mask_ack));
+ for (i = 0; i < MAX_IRQS; i += 256)
+ beat_set_interrupt_mask(i, 0L, 0L, 0L, 0L);
+
+ /* Set out get_irq function */
+ ppc_md.get_irq = beatic_get_irq;
+
+ /* Allocate an irq host */
+ beatic_host = irq_alloc_host(NULL, IRQ_HOST_MAP_NOMAP, 0,
+ &beatic_pic_host_ops,
+ 0);
+ BUG_ON(beatic_host == NULL);
+ irq_set_default_host(beatic_host);
+}
+
+#ifdef CONFIG_SMP
+
+/* Nullified to compile with SMP mode */
+void beatic_setup_cpu(int cpu)
+{
+}
+
+void beatic_cause_IPI(int cpu, int mesg)
+{
+}
+
+void beatic_request_IPIs(void)
+{
+}
+#endif /* CONFIG_SMP */
+
+void beatic_deinit_IRQ(void)
+{
+ int i;
+
+ for (i = 1; i < NR_IRQS; i++)
+ beat_destruct_irq_plug(i);
+}
Index: b/arch/powerpc/platforms/cell/beat_interrupt.h
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ b/arch/powerpc/platforms/cell/beat_interrupt.h 2008-04-23
21:38:50.000000000 +0900
@@ -0,0 +1,33 @@
+/*
+ * Celleb/Beat Interrupt controller
+ *
+ * (C) Copyright 2006 TOSHIBA CORPORATION
+ *
+ * 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.
+ */
+
+#ifndef ASM_BEAT_PIC_H
+#define ASM_BEAT_PIC_H
+#ifdef __KERNEL__
+
+extern void beatic_init_IRQ(void);
+extern unsigned int beatic_get_irq(void);
+extern void beatic_cause_IPI(int cpu, int mesg);
+extern void beatic_request_IPIs(void);
+extern void beatic_setup_cpu(int);
+extern void beatic_deinit_IRQ(void);
+
+#endif
+#endif /* ASM_BEAT_PIC_H */
Index: b/arch/powerpc/platforms/cell/beat_smp.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ b/arch/powerpc/platforms/cell/beat_smp.c 2008-04-23 21:38:50.000000000
+0900
@@ -0,0 +1,124 @@
+/*
+ * 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|[EMAIL PROTECTED]
+ * 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");
+}
Index: b/arch/powerpc/platforms/cell/beat_udbg.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ b/arch/powerpc/platforms/cell/beat_udbg.c 2008-04-23 21:38:50.000000000
+0900
@@ -0,0 +1,98 @@
+/*
+ * udbg function for Beat
+ *
+ * (C) Copyright 2006 TOSHIBA CORPORATION
+ *
+ * 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.
+ */
+
+#include <linux/kernel.h>
+#include <linux/console.h>
+
+#include <asm/machdep.h>
+#include <asm/prom.h>
+#include <asm/udbg.h>
+
+#include "beat.h"
+
+#define celleb_vtermno 0
+
+static void udbg_putc_beat(char c)
+{
+ unsigned long rc;
+
+ if (c == '\n')
+ udbg_putc_beat('\r');
+
+ rc = beat_put_term_char(celleb_vtermno, 1, (uint64_t)c << 56, 0);
+}
+
+/* Buffered chars getc */
+static long inbuflen;
+static long inbuf[2]; /* must be 2 longs */
+
+static int udbg_getc_poll_beat(void)
+{
+ /* The interface is tricky because it may return up to 16 chars.
+ * We save them statically for future calls to udbg_getc().
+ */
+ char ch, *buf = (char *)inbuf;
+ int i;
+ long rc;
+ if (inbuflen == 0) {
+ /* get some more chars. */
+ inbuflen = 0;
+ rc = beat_get_term_char(celleb_vtermno, &inbuflen,
+ inbuf+0, inbuf+1);
+ if (rc != 0)
+ inbuflen = 0; /* otherwise inbuflen is garbage */
+ }
+ if (inbuflen <= 0 || inbuflen > 16) {
+ /* Catch error case as well as other oddities (corruption) */
+ inbuflen = 0;
+ return -1;
+ }
+ ch = buf[0];
+ for (i = 1; i < inbuflen; i++) /* shuffle them down. */
+ buf[i-1] = buf[i];
+ inbuflen--;
+ return ch;
+}
+
+static int udbg_getc_beat(void)
+{
+ int ch;
+ for (;;) {
+ ch = udbg_getc_poll_beat();
+ if (ch == -1) {
+ /* This shouldn't be needed...but... */
+ volatile unsigned long delay;
+ for (delay = 0; delay < 2000000; delay++)
+ ;
+ } else {
+ return ch;
+ }
+ }
+}
+
+/* call this from early_init() for a working debug console on
+ * vterm capable LPAR machines
+ */
+void __init udbg_init_debug_beat(void)
+{
+ udbg_putc = udbg_putc_beat;
+ udbg_getc = udbg_getc_beat;
+ udbg_getc_poll = udbg_getc_poll_beat;
+}
Index: b/arch/powerpc/platforms/celleb/beat.c
===================================================================
--- a/arch/powerpc/platforms/celleb/beat.c 2008-04-23 21:38:14.000000000
+0900
+++ /dev/null 1970-01-01 00:00:00.000000000 +0000
@@ -1,264 +0,0 @@
-/*
- * Simple routines for Celleb/Beat
- *
- * (C) Copyright 2006-2007 TOSHIBA CORPORATION
- *
- * 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.
- */
-
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/err.h>
-#include <linux/rtc.h>
-#include <linux/interrupt.h>
-#include <linux/irqreturn.h>
-#include <linux/reboot.h>
-
-#include <asm/hvconsole.h>
-#include <asm/time.h>
-#include <asm/machdep.h>
-#include <asm/firmware.h>
-
-#include "../cell/beat_wrapper.h"
-#include "beat.h"
-#include "interrupt.h"
-
-static int beat_pm_poweroff_flag;
-
-void beat_restart(char *cmd)
-{
- beat_shutdown_logical_partition(!beat_pm_poweroff_flag);
-}
-
-void beat_power_off(void)
-{
- beat_shutdown_logical_partition(0);
-}
-
-u64 beat_halt_code = 0x1000000000000000UL;
-EXPORT_SYMBOL(beat_halt_code);
-
-void beat_halt(void)
-{
- beat_shutdown_logical_partition(beat_halt_code);
-}
-
-int beat_set_rtc_time(struct rtc_time *rtc_time)
-{
- u64 tim;
- tim = mktime(rtc_time->tm_year+1900,
- rtc_time->tm_mon+1, rtc_time->tm_mday,
- rtc_time->tm_hour, rtc_time->tm_min, rtc_time->tm_sec);
- if (beat_rtc_write(tim))
- return -1;
- return 0;
-}
-
-void beat_get_rtc_time(struct rtc_time *rtc_time)
-{
- u64 tim;
-
- if (beat_rtc_read(&tim))
- tim = 0;
- to_tm(tim, rtc_time);
- rtc_time->tm_year -= 1900;
- rtc_time->tm_mon -= 1;
-}
-
-#define BEAT_NVRAM_SIZE 4096
-
-ssize_t beat_nvram_read(char *buf, size_t count, loff_t *index)
-{
- unsigned int i;
- unsigned long len;
- char *p = buf;
-
- if (*index >= BEAT_NVRAM_SIZE)
- return -ENODEV;
- i = *index;
- if (i + count > BEAT_NVRAM_SIZE)
- count = BEAT_NVRAM_SIZE - i;
-
- for (; count != 0; count -= len) {
- len = count;
- if (len > BEAT_NVRW_CNT)
- len = BEAT_NVRW_CNT;
- if (beat_eeprom_read(i, len, p))
- return -EIO;
-
- p += len;
- i += len;
- }
- *index = i;
- return p - buf;
-}
-
-ssize_t beat_nvram_write(char *buf, size_t count, loff_t *index)
-{
- unsigned int i;
- unsigned long len;
- char *p = buf;
-
- if (*index >= BEAT_NVRAM_SIZE)
- return -ENODEV;
- i = *index;
- if (i + count > BEAT_NVRAM_SIZE)
- count = BEAT_NVRAM_SIZE - i;
-
- for (; count != 0; count -= len) {
- len = count;
- if (len > BEAT_NVRW_CNT)
- len = BEAT_NVRW_CNT;
- if (beat_eeprom_write(i, len, p))
- return -EIO;
-
- p += len;
- i += len;
- }
- *index = i;
- return p - buf;
-}
-
-ssize_t beat_nvram_get_size(void)
-{
- return BEAT_NVRAM_SIZE;
-}
-
-int beat_set_xdabr(unsigned long dabr)
-{
- if (beat_set_dabr(dabr, DABRX_KERNEL | DABRX_USER))
- return -1;
- return 0;
-}
-
-int64_t beat_get_term_char(u64 vterm, u64 *len, u64 *t1, u64 *t2)
-{
- u64 db[2];
- s64 ret;
-
- ret = beat_get_characters_from_console(vterm, len, (u8 *)db);
- if (ret == 0) {
- *t1 = db[0];
- *t2 = db[1];
- }
- return ret;
-}
-EXPORT_SYMBOL(beat_get_term_char);
-
-int64_t beat_put_term_char(u64 vterm, u64 len, u64 t1, u64 t2)
-{
- u64 db[2];
-
- db[0] = t1;
- db[1] = t2;
- return beat_put_characters_to_console(vterm, len, (u8 *)db);
-}
-EXPORT_SYMBOL(beat_put_term_char);
-
-void beat_power_save(void)
-{
- beat_pause(0);
-}
-
-#ifdef CONFIG_KEXEC
-void beat_kexec_cpu_down(int crash, int secondary)
-{
- beatic_deinit_IRQ();
-}
-#endif
-
-static irqreturn_t beat_power_event(int virq, void *arg)
-{
- printk(KERN_DEBUG "Beat: power button pressed\n");
- beat_pm_poweroff_flag = 1;
- ctrl_alt_del();
- return IRQ_HANDLED;
-}
-
-static irqreturn_t beat_reset_event(int virq, void *arg)
-{
- printk(KERN_DEBUG "Beat: reset button pressed\n");
- beat_pm_poweroff_flag = 0;
- ctrl_alt_del();
- return IRQ_HANDLED;
-}
-
-static struct beat_event_list {
- const char *typecode;
- irq_handler_t handler;
- unsigned int virq;
-} beat_event_list[] = {
- { "power", beat_power_event, 0 },
- { "reset", beat_reset_event, 0 },
-};
-
-static int __init beat_register_event(void)
-{
- u64 path[4], data[2];
- int rc, i;
- unsigned int virq;
-
- for (i = 0; i < ARRAY_SIZE(beat_event_list); i++) {
- struct beat_event_list *ev = &beat_event_list[i];
-
- if (beat_construct_event_receive_port(data) != 0) {
- printk(KERN_ERR "Beat: "
- "cannot construct event receive port for %s\n",
- ev->typecode);
- return -EINVAL;
- }
-
- virq = irq_create_mapping(NULL, data[0]);
- if (virq == NO_IRQ) {
- printk(KERN_ERR "Beat: failed to get virtual IRQ"
- " for event receive port for %s\n",
- ev->typecode);
- beat_destruct_event_receive_port(data[0]);
- return -EIO;
- }
- ev->virq = virq;
-
- rc = request_irq(virq, ev->handler, IRQF_DISABLED,
- ev->typecode, NULL);
- if (rc != 0) {
- printk(KERN_ERR "Beat: failed to request virtual IRQ"
- " for event receive port for %s\n",
- ev->typecode);
- beat_destruct_event_receive_port(data[0]);
- return rc;
- }
-
- path[0] = 0x1000000065780000ul; /* 1,ex */
- path[1] = 0x627574746f6e0000ul; /* button */
- path[2] = 0;
- strncpy((char *)&path[2], ev->typecode, 8);
- path[3] = 0;
- data[1] = 0;
-
- beat_create_repository_node(path, data);
- }
- return 0;
-}
-
-static int __init beat_event_init(void)
-{
- if (!firmware_has_feature(FW_FEATURE_BEAT))
- return -EINVAL;
-
- beat_pm_poweroff_flag = 0;
- return beat_register_event();
-}
-
-device_initcall(beat_event_init);
Index: b/arch/powerpc/platforms/celleb/beat.h
===================================================================
--- a/arch/powerpc/platforms/celleb/beat.h 2008-04-23 21:10:12.000000000
+0900
+++ /dev/null 1970-01-01 00:00:00.000000000 +0000
@@ -1,39 +0,0 @@
-/*
- * Guest OS Interfaces.
- *
- * (C) Copyright 2006 TOSHIBA CORPORATION
- *
- * 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.
- */
-
-#ifndef _CELLEB_BEAT_H
-#define _CELLEB_BEAT_H
-
-int64_t beat_get_term_char(uint64_t, uint64_t *, uint64_t *, uint64_t *);
-int64_t beat_put_term_char(uint64_t, uint64_t, uint64_t, uint64_t);
-int64_t beat_repository_encode(int, const char *, uint64_t[4]);
-void beat_restart(char *);
-void beat_power_off(void);
-void beat_halt(void);
-int beat_set_rtc_time(struct rtc_time *);
-void beat_get_rtc_time(struct rtc_time *);
-ssize_t beat_nvram_get_size(void);
-ssize_t beat_nvram_read(char *, size_t, loff_t *);
-ssize_t beat_nvram_write(char *, size_t, loff_t *);
-int beat_set_xdabr(unsigned long);
-void beat_power_save(void);
-void beat_kexec_cpu_down(int, int);
-
-#endif /* _CELLEB_BEAT_H */
Index: b/arch/powerpc/platforms/celleb/interrupt.c
===================================================================
--- a/arch/powerpc/platforms/celleb/interrupt.c 2008-04-23 21:38:14.000000000
+0900
+++ /dev/null 1970-01-01 00:00:00.000000000 +0000
@@ -1,283 +0,0 @@
-/*
- * Celleb/Beat Interrupt controller
- *
- * (C) Copyright 2006-2007 TOSHIBA CORPORATION
- *
- * 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.
- */
-
-#include <linux/init.h>
-#include <linux/interrupt.h>
-#include <linux/irq.h>
-#include <linux/percpu.h>
-#include <linux/types.h>
-
-#include <asm/machdep.h>
-
-#include "interrupt.h"
-#include "../cell/beat_wrapper.h"
-
-#define MAX_IRQS NR_IRQS
-static DEFINE_SPINLOCK(beatic_irq_mask_lock);
-static uint64_t beatic_irq_mask_enable[(MAX_IRQS+255)/64];
-static uint64_t beatic_irq_mask_ack[(MAX_IRQS+255)/64];
-
-static struct irq_host *beatic_host;
-
-/*
- * In this implementation, "virq" == "IRQ plug number",
- * "(irq_hw_number_t)hwirq" == "IRQ outlet number".
- */
-
-/* assumption: locked */
-static inline void beatic_update_irq_mask(unsigned int irq_plug)
-{
- int off;
- unsigned long masks[4];
-
- off = (irq_plug / 256) * 4;
- masks[0] = beatic_irq_mask_enable[off + 0]
- & beatic_irq_mask_ack[off + 0];
- masks[1] = beatic_irq_mask_enable[off + 1]
- & beatic_irq_mask_ack[off + 1];
- masks[2] = beatic_irq_mask_enable[off + 2]
- & beatic_irq_mask_ack[off + 2];
- masks[3] = beatic_irq_mask_enable[off + 3]
- & beatic_irq_mask_ack[off + 3];
- if (beat_set_interrupt_mask(irq_plug&~255UL,
- masks[0], masks[1], masks[2], masks[3]) != 0)
- panic("Failed to set mask IRQ!");
-}
-
-static void beatic_mask_irq(unsigned int irq_plug)
-{
- unsigned long flags;
-
- spin_lock_irqsave(&beatic_irq_mask_lock, flags);
- beatic_irq_mask_enable[irq_plug/64] &= ~(1UL << (63 - (irq_plug%64)));
- beatic_update_irq_mask(irq_plug);
- spin_unlock_irqrestore(&beatic_irq_mask_lock, flags);
-}
-
-static void beatic_unmask_irq(unsigned int irq_plug)
-{
- unsigned long flags;
-
- spin_lock_irqsave(&beatic_irq_mask_lock, flags);
- beatic_irq_mask_enable[irq_plug/64] |= 1UL << (63 - (irq_plug%64));
- beatic_update_irq_mask(irq_plug);
- spin_unlock_irqrestore(&beatic_irq_mask_lock, flags);
-}
-
-static void beatic_ack_irq(unsigned int irq_plug)
-{
- unsigned long flags;
-
- spin_lock_irqsave(&beatic_irq_mask_lock, flags);
- beatic_irq_mask_ack[irq_plug/64] &= ~(1UL << (63 - (irq_plug%64)));
- beatic_update_irq_mask(irq_plug);
- spin_unlock_irqrestore(&beatic_irq_mask_lock, flags);
-}
-
-static void beatic_end_irq(unsigned int irq_plug)
-{
- s64 err;
- unsigned long flags;
-
- err = beat_downcount_of_interrupt(irq_plug);
- if (err != 0) {
- if ((err & 0xFFFFFFFF) != 0xFFFFFFF5) /* -11: wrong state */
- panic("Failed to downcount IRQ! Error = %16lx", err);
-
- printk(KERN_ERR "IRQ over-downcounted, plug %d\n", irq_plug);
- }
- spin_lock_irqsave(&beatic_irq_mask_lock, flags);
- beatic_irq_mask_ack[irq_plug/64] |= 1UL << (63 - (irq_plug%64));
- beatic_update_irq_mask(irq_plug);
- spin_unlock_irqrestore(&beatic_irq_mask_lock, flags);
-}
-
-static struct irq_chip beatic_pic = {
- .typename = " CELL-BEAT ",
- .unmask = beatic_unmask_irq,
- .mask = beatic_mask_irq,
- .eoi = beatic_end_irq,
-};
-
-/*
- * Dispose binding hardware IRQ number (hw) and Virtuql IRQ number (virq),
- * update flags.
- *
- * Note that the number (virq) is already assigned at upper layer.
- */
-static void beatic_pic_host_unmap(struct irq_host *h, unsigned int virq)
-{
- beat_destruct_irq_plug(virq);
-}
-
-/*
- * Create or update binding hardware IRQ number (hw) and Virtuql
- * IRQ number (virq). This is called only once for a given mapping.
- *
- * Note that the number (virq) is already assigned at upper layer.
- */
-static int beatic_pic_host_map(struct irq_host *h, unsigned int virq,
- irq_hw_number_t hw)
-{
- struct irq_desc *desc = get_irq_desc(virq);
- int64_t err;
-
- err = beat_construct_and_connect_irq_plug(virq, hw);
- if (err < 0)
- return -EIO;
-
- desc->status |= IRQ_LEVEL;
- set_irq_chip_and_handler(virq, &beatic_pic, handle_fasteoi_irq);
- return 0;
-}
-
-/*
- * Update binding hardware IRQ number (hw) and Virtuql
- * IRQ number (virq). This is called only once for a given mapping.
- */
-static void beatic_pic_host_remap(struct irq_host *h, unsigned int virq,
- irq_hw_number_t hw)
-{
- beat_construct_and_connect_irq_plug(virq, hw);
-}
-
-/*
- * Translate device-tree interrupt spec to irq_hw_number_t style (ulong),
- * to pass away to irq_create_mapping().
- *
- * Called from irq_create_of_mapping() only.
- * Note: We have only 1 entry to translate.
- */
-static int beatic_pic_host_xlate(struct irq_host *h, struct device_node *ct,
- u32 *intspec, unsigned int intsize,
- irq_hw_number_t *out_hwirq,
- unsigned int *out_flags)
-{
- u64 *intspec2 = (u64 *)intspec;
-
- *out_hwirq = *intspec2;
- *out_flags |= IRQ_TYPE_LEVEL_LOW;
- return 0;
-}
-
-static int beatic_pic_host_match(struct irq_host *h, struct device_node *np)
-{
- /* Match all */
- return 1;
-}
-
-static struct irq_host_ops beatic_pic_host_ops = {
- .map = beatic_pic_host_map,
- .remap = beatic_pic_host_remap,
- .unmap = beatic_pic_host_unmap,
- .xlate = beatic_pic_host_xlate,
- .match = beatic_pic_host_match,
-};
-
-/*
- * Get an IRQ number
- * Note: returns VIRQ
- */
-static inline unsigned int beatic_get_irq_plug(void)
-{
- int i;
- uint64_t pending[4], ub;
-
- for (i = 0; i < MAX_IRQS; i += 256) {
- beat_detect_pending_interrupts(i, pending);
- __asm__ ("cntlzd %0,%1":"=r"(ub):
- "r"(pending[0] & beatic_irq_mask_enable[i/64+0]
- & beatic_irq_mask_ack[i/64+0]));
- if (ub != 64)
- return i + ub + 0;
- __asm__ ("cntlzd %0,%1":"=r"(ub):
- "r"(pending[1] & beatic_irq_mask_enable[i/64+1]
- & beatic_irq_mask_ack[i/64+1]));
- if (ub != 64)
- return i + ub + 64;
- __asm__ ("cntlzd %0,%1":"=r"(ub):
- "r"(pending[2] & beatic_irq_mask_enable[i/64+2]
- & beatic_irq_mask_ack[i/64+2]));
- if (ub != 64)
- return i + ub + 128;
- __asm__ ("cntlzd %0,%1":"=r"(ub):
- "r"(pending[3] & beatic_irq_mask_enable[i/64+3]
- & beatic_irq_mask_ack[i/64+3]));
- if (ub != 64)
- return i + ub + 192;
- }
-
- return NO_IRQ;
-}
-unsigned int beatic_get_irq(void)
-{
- unsigned int ret;
-
- ret = beatic_get_irq_plug();
- if (ret != NO_IRQ)
- beatic_ack_irq(ret);
- return ret;
-}
-
-/*
- */
-void __init beatic_init_IRQ(void)
-{
- int i;
-
- memset(beatic_irq_mask_enable, 0, sizeof(beatic_irq_mask_enable));
- memset(beatic_irq_mask_ack, 255, sizeof(beatic_irq_mask_ack));
- for (i = 0; i < MAX_IRQS; i += 256)
- beat_set_interrupt_mask(i, 0L, 0L, 0L, 0L);
-
- /* Set out get_irq function */
- ppc_md.get_irq = beatic_get_irq;
-
- /* Allocate an irq host */
- beatic_host = irq_alloc_host(NULL, IRQ_HOST_MAP_NOMAP, 0,
- &beatic_pic_host_ops,
- 0);
- BUG_ON(beatic_host == NULL);
- irq_set_default_host(beatic_host);
-}
-
-#ifdef CONFIG_SMP
-
-/* Nullified to compile with SMP mode */
-void beatic_setup_cpu(int cpu)
-{
-}
-
-void beatic_cause_IPI(int cpu, int mesg)
-{
-}
-
-void beatic_request_IPIs(void)
-{
-}
-#endif /* CONFIG_SMP */
-
-void beatic_deinit_IRQ(void)
-{
- int i;
-
- for (i = 1; i < NR_IRQS; i++)
- beat_destruct_irq_plug(i);
-}
Index: b/arch/powerpc/platforms/celleb/interrupt.h
===================================================================
--- a/arch/powerpc/platforms/celleb/interrupt.h 2008-04-23 21:10:12.000000000
+0900
+++ /dev/null 1970-01-01 00:00:00.000000000 +0000
@@ -1,33 +0,0 @@
-/*
- * Celleb/Beat Interrupt controller
- *
- * (C) Copyright 2006 TOSHIBA CORPORATION
- *
- * 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.
- */
-
-#ifndef ASM_BEAT_PIC_H
-#define ASM_BEAT_PIC_H
-#ifdef __KERNEL__
-
-extern void beatic_init_IRQ(void);
-extern unsigned int beatic_get_irq(void);
-extern void beatic_cause_IPI(int cpu, int mesg);
-extern void beatic_request_IPIs(void);
-extern void beatic_setup_cpu(int);
-extern void beatic_deinit_IRQ(void);
-
-#endif
-#endif /* ASM_BEAT_PIC_H */
Index: b/arch/powerpc/platforms/celleb/smp.c
===================================================================
--- a/arch/powerpc/platforms/celleb/smp.c 2008-04-23 21:10:12.000000000
+0900
+++ /dev/null 1970-01-01 00:00:00.000000000 +0000
@@ -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|[EMAIL PROTECTED]
- * 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 "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");
-}
Index: b/arch/powerpc/platforms/celleb/udbg_beat.c
===================================================================
--- a/arch/powerpc/platforms/celleb/udbg_beat.c 2008-04-23 21:10:12.000000000
+0900
+++ /dev/null 1970-01-01 00:00:00.000000000 +0000
@@ -1,98 +0,0 @@
-/*
- * udbg function for Beat
- *
- * (C) Copyright 2006 TOSHIBA CORPORATION
- *
- * 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.
- */
-
-#include <linux/kernel.h>
-#include <linux/console.h>
-
-#include <asm/machdep.h>
-#include <asm/prom.h>
-#include <asm/udbg.h>
-
-#include "beat.h"
-
-#define celleb_vtermno 0
-
-static void udbg_putc_beat(char c)
-{
- unsigned long rc;
-
- if (c == '\n')
- udbg_putc_beat('\r');
-
- rc = beat_put_term_char(celleb_vtermno, 1, (uint64_t)c << 56, 0);
-}
-
-/* Buffered chars getc */
-static long inbuflen;
-static long inbuf[2]; /* must be 2 longs */
-
-static int udbg_getc_poll_beat(void)
-{
- /* The interface is tricky because it may return up to 16 chars.
- * We save them statically for future calls to udbg_getc().
- */
- char ch, *buf = (char *)inbuf;
- int i;
- long rc;
- if (inbuflen == 0) {
- /* get some more chars. */
- inbuflen = 0;
- rc = beat_get_term_char(celleb_vtermno, &inbuflen,
- inbuf+0, inbuf+1);
- if (rc != 0)
- inbuflen = 0; /* otherwise inbuflen is garbage */
- }
- if (inbuflen <= 0 || inbuflen > 16) {
- /* Catch error case as well as other oddities (corruption) */
- inbuflen = 0;
- return -1;
- }
- ch = buf[0];
- for (i = 1; i < inbuflen; i++) /* shuffle them down. */
- buf[i-1] = buf[i];
- inbuflen--;
- return ch;
-}
-
-static int udbg_getc_beat(void)
-{
- int ch;
- for (;;) {
- ch = udbg_getc_poll_beat();
- if (ch == -1) {
- /* This shouldn't be needed...but... */
- volatile unsigned long delay;
- for (delay = 0; delay < 2000000; delay++)
- ;
- } else {
- return ch;
- }
- }
-}
-
-/* call this from early_init() for a working debug console on
- * vterm capable LPAR machines
- */
-void __init udbg_init_debug_beat(void)
-{
- udbg_putc = udbg_putc_beat;
- udbg_getc = udbg_getc_beat;
- udbg_getc_poll = udbg_getc_poll_beat;
-}
Index: b/arch/powerpc/platforms/Makefile
===================================================================
--- a/arch/powerpc/platforms/Makefile 2008-04-23 21:10:12.000000000 +0900
+++ b/arch/powerpc/platforms/Makefile 2008-04-23 21:38:50.000000000 +0900
@@ -24,5 +24,4 @@
obj-$(CONFIG_PPC_PASEMI) += pasemi/
obj-$(CONFIG_PPC_CELL) += cell/
obj-$(CONFIG_PPC_PS3) += ps3/
-obj-$(CONFIG_PPC_CELLEB) += celleb/
obj-$(CONFIG_EMBEDDED6xx) += embedded6xx/
Index: b/arch/powerpc/platforms/cell/Makefile
===================================================================
--- a/arch/powerpc/platforms/cell/Makefile 2008-04-23 21:38:40.000000000
+0900
+++ b/arch/powerpc/platforms/cell/Makefile 2008-04-23 21:38:50.000000000
+0900
@@ -35,9 +35,11 @@
celleb_pci.o celleb_scc_epci.o \
celleb_scc_uhc.o \
io-workarounds.o spider-pci.o \
- beat_htab.o beat_hvCall.o \
- beat_iommu.o
+ beat.o beat_htab.o beat_hvCall.o \
+ beat_interrupt.o beat_iommu.o
+obj-$(CONFIG_SMP) += beat_smp.o
+obj-$(CONFIG_PPC_UDBG_BEAT) += beat_udbg.o
obj-$(CONFIG_SERIAL_TXX9) += celleb_scc_sio.o
obj-$(CONFIG_SPU_BASE) += beat_spu_priv1.o
endif
Index: b/arch/powerpc/platforms/celleb/Makefile
===================================================================
--- a/arch/powerpc/platforms/celleb/Makefile 2008-04-23 21:38:40.000000000
+0900
+++ /dev/null 1970-01-01 00:00:00.000000000 +0000
@@ -1,5 +0,0 @@
-obj-y += interrupt.o \
- beat.o
-
-obj-$(CONFIG_SMP) += smp.o
-obj-$(CONFIG_PPC_UDBG_BEAT) += udbg_beat.o
Index: b/arch/powerpc/platforms/cell/celleb_setup.c
===================================================================
--- a/arch/powerpc/platforms/cell/celleb_setup.c 2008-04-23
21:38:14.000000000 +0900
+++ b/arch/powerpc/platforms/cell/celleb_setup.c 2008-04-23
21:38:50.000000000 +0900
@@ -56,9 +56,9 @@
#include <asm/rtas.h>
#include <asm/cell-regs.h>
-#include "../celleb/interrupt.h"
+#include "beat_interrupt.h"
#include "beat_wrapper.h"
-#include "../celleb/beat.h"
+#include "beat.h"
#include "celleb_pci.h"
#include "interrupt.h"
#include "pervasive.h"
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