diff options
Diffstat (limited to 'arch/powerpc/platforms/cell/beat.c')
-rw-r--r-- | arch/powerpc/platforms/cell/beat.c | 264 |
1 files changed, 0 insertions, 264 deletions
diff --git a/arch/powerpc/platforms/cell/beat.c b/arch/powerpc/platforms/cell/beat.c deleted file mode 100644 index affcf566d460..000000000000 --- a/arch/powerpc/platforms/cell/beat.c +++ /dev/null @@ -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/export.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, unsigned long dabrx) -{ - if (beat_set_dabr(dabr, dabrx)) - 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, 0, - 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); |