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-rw-r--r--linux/opensimpad-2.4.25-vrs2-pxa1-jpm1/simpad-apm.diff799
1 files changed, 799 insertions, 0 deletions
diff --git a/linux/opensimpad-2.4.25-vrs2-pxa1-jpm1/simpad-apm.diff b/linux/opensimpad-2.4.25-vrs2-pxa1-jpm1/simpad-apm.diff
index e69de29bb2..dfdbd99237 100644
--- a/linux/opensimpad-2.4.25-vrs2-pxa1-jpm1/simpad-apm.diff
+++ b/linux/opensimpad-2.4.25-vrs2-pxa1-jpm1/simpad-apm.diff
@@ -0,0 +1,799 @@
+--- /mnt/bdisk/openembedded/oetmp/base/opensimpad-2.4.25-vrs2-pxa1-jpm1-r5/linux-2.4.25/arch/arm/mach-sa1100/pm-common.c 1970-01-01 01:00:00.000000000 +0100
++++ arch/arm/mach-sa1100/pm-common.c 2004-07-04 14:56:34.000000000 +0200
+@@ -0,0 +1,268 @@
++/*
++ * SA1100 Power Management Routines
++ *
++ * Copyright (c) 2001 Cliff Brake <cbrake@accelent.com>
++ *
++ * This program is free software; you can redistribute it and/or
++ * modify it under the terms of the GNU General Public License.
++ *
++ * History:
++ *
++ * 2001-02-06: Cliff Brake Initial code
++ *
++ * 2001-02-25: Sukjae Cho <sjcho@east.isi.edu> &
++ * Chester Kuo <chester@linux.org.tw>
++ * Save more value for the resume function! Support
++ * Bitsy/Assabet/Freebird board
++ *
++ * 2001-08-29: Nicolas Pitre <nico@cam.org>
++ * Cleaned up, pushed platform dependent stuff
++ * in the platform specific files.
++ *
++ * 2002-05-27: Nicolas Pitre Killed sleep.h and the kmalloced save array.
++ * Storage is local on the stack now.
++ */
++#include <linux/config.h>
++#include <linux/module.h>
++#include <linux/init.h>
++#include <linux/pm.h>
++#include <linux/slab.h>
++#include <linux/sched.h>
++#include <linux/interrupt.h>
++#include <linux/sysctl.h>
++#include <linux/errno.h>
++#include <linux/cpufreq.h>
++
++#include <asm/hardware.h>
++#include <asm/memory.h>
++#include <asm/system.h>
++#include <asm/leds.h>
++#include <asm/uaccess.h>
++
++
++#ifdef CONFIG_IPAQ_HANDHELD
++#include <asm/arch-sa1100/h3600_asic.h>
++#endif
++
++#define __KERNEL_SYSCALLS__
++#include <linux/unistd.h>
++
++/*
++ * Debug macros
++ */
++#undef DEBUG
++
++
++
++static char pm_helper_path[128] = "/sbin/pm_helper";
++extern int exec_usermodehelper(char *path, char **argv, char **envp);
++int debug_pm = 0;
++static int pm_helper_veto = 0;
++
++static int
++run_sbin_pm_helper( pm_request_t action )
++{
++ int i;
++ char *argv[3], *envp[8];
++
++ if (!pm_helper_path[0])
++ return 2;
++
++ if ( action != PM_SUSPEND && action != PM_RESUME )
++ return 1;
++
++ /* Be root */
++ current->uid = current->gid = 0;
++
++ i = 0;
++ argv[i++] = pm_helper_path;
++ argv[i++] = (action == PM_RESUME ? "resume" : "suspend");
++ argv[i] = 0;
++
++ i = 0;
++ /* minimal command environment */
++ envp[i++] = "HOME=/";
++ envp[i++] = "PATH=/sbin:/bin:/usr/sbin:/usr/bin";
++ envp[i] = 0;
++
++ /* other stuff we want to pass to /sbin/pm_helper */
++ return exec_usermodehelper (argv [0], argv, envp);
++}
++
++/*
++ * If pm_suggest_suspend_hook is non-NULL, it is called by pm_suggest_suspend.
++ */
++int (*pm_suggest_suspend_hook)(int state);
++EXPORT_SYMBOL(pm_suggest_suspend_hook);
++
++/*
++ * If pm_use_sbin_pm_helper is nonzero, then run_sbin_pm_helper is called before suspend and after resume
++ */
++int pm_use_sbin_pm_helper = 1;
++EXPORT_SYMBOL(pm_use_sbin_pm_helper);
++
++/*
++ * If sysctl_pm_do_suspend_hook is non-NULL, it is called by sysctl_pm_do_suspend.
++ * If it returns a true value, then pm_suspend is not called.
++ * Use this to hook in apmd, for now.
++ */
++int (*pm_sysctl_suspend_hook)(int state);
++EXPORT_SYMBOL(pm_sysctl_suspend_hook);
++
++int pm_suspend(void);
++
++int pm_suggest_suspend(void)
++{
++ int retval;
++
++ if (pm_suggest_suspend_hook) {
++ if (pm_suggest_suspend_hook(PM_SUSPEND))
++ return 0;
++ }
++
++ if (pm_use_sbin_pm_helper) {
++ pid_t pid;
++ int res;
++ int status = 0;
++ unsigned int old_fs;
++
++ pid = kernel_thread ((int (*) (void *)) run_sbin_pm_helper, (void *) PM_SUSPEND, 0 );
++ if ( pid < 0 )
++ return pid;
++
++ if (debug_pm)
++ printk(KERN_CRIT "%s:%d got pid=%d\n", __FUNCTION__, __LINE__, pid);
++
++ old_fs = get_fs ();
++ set_fs (get_ds ());
++ res = waitpid(pid, &status, __WCLONE);
++ set_fs (old_fs);
++
++ if ( pid != res ) {
++ if (debug_pm)
++ printk(KERN_CRIT ": waitpid returned %d (exit_code=%d); not suspending\n", res, status );
++
++ return -1;
++ }
++
++ /*if ( WIFEXITED(status) && ( WIFEXITSTATUS(status) != 0 )) {*/
++ if (( status & 0xff7f ) != 0 ) {
++ if (pm_helper_veto) {
++ if (debug_pm)
++ printk(KERN_CRIT "%s: SUSPEND WAS CANCELLED BY pm_helper (exit status %d)\n", __FUNCTION__, status >> 8);
++ return -1;
++ } else {
++ if (debug_pm)
++ printk(KERN_CRIT "%s: pm_helper returned %d, but going ahead anyway\n", __FUNCTION__, status >> 8);
++ }
++ }
++ }
++
++ if (debug_pm)
++ printk(KERN_CRIT "%s: REALLY SUSPENDING NOW\n", __FUNCTION__ );
++
++ if (pm_sysctl_suspend_hook) {
++ if (pm_sysctl_suspend_hook(PM_SUSPEND))
++ return 0;
++ }
++
++ retval = pm_suspend();
++ if (retval) {
++ if (debug_pm)
++ printk(KERN_CRIT "pm_suspend returned %d\n", retval);
++ return retval;
++ }
++
++ if (pm_use_sbin_pm_helper) {
++ pid_t pid;
++
++ if (debug_pm)
++ printk(KERN_CRIT "%s: running pm_helper for wakeup\n", __FUNCTION__);
++
++ pid = kernel_thread ((int (*) (void *)) run_sbin_pm_helper, (void *) PM_RESUME, 0 );
++ if ( pid < 0 )
++ return pid;
++
++ if ( pid != waitpid ( pid, NULL, __WCLONE ))
++ return -1;
++ }
++
++ return 0;
++}
++
++EXPORT_SYMBOL(pm_suggest_suspend);
++
++
++/*
++ * Send us to sleep.
++ */
++int pm_suspend(void)
++{
++ int retval;
++
++ retval = pm_send_all(PM_SUSPEND, (void *)3);
++ if ( retval )
++ return retval;
++
++#ifdef CONFIG_IPAQ_HANDHELD
++ retval = h3600_power_management(PM_SUSPEND);
++ if (retval) {
++ pm_send_all(PM_RESUME, (void *)0);
++ return retval;
++ }
++#endif
++
++ retval = pm_do_suspend();
++
++#ifdef CONFIG_IPAQ_HANDHELD
++ /* Allow the power management routines to override resuming */
++ while ( h3600_power_management(PM_RESUME) )
++ retval = pm_do_suspend();
++#endif
++
++ pm_send_all(PM_RESUME, (void *)0);
++
++ return retval;
++}
++EXPORT_SYMBOL(pm_suspend);
++
++#ifdef CONFIG_SYSCTL
++/*
++ * ARGH! ACPI people defined CTL_ACPI in linux/acpi.h rather than
++ * linux/sysctl.h.
++ *
++ * This means our interface here won't survive long - it needs a new
++ * interface. Quick hack to get this working - use sysctl id 9999.
++ */
++#warning ACPI broke the kernel, this interface needs to be fixed up.
++#define CTL_ACPI 9999
++#define ACPI_S1_SLP_TYP 19
++
++static struct ctl_table pm_table[] =
++{
++/* {ACPI_S1_SLP_TYP, "suspend", NULL, 0, 0600, NULL, (proc_handler *)&sysctl_pm_suspend},*/
++ {2, "helper", pm_helper_path, sizeof(pm_helper_path), 0644, NULL, (proc_handler *)&proc_dostring},
++ {3, "debug", &debug_pm, sizeof(debug_pm), 0644, NULL, (proc_handler *)&proc_dointvec},
++ {4, "helper_veto", &pm_helper_veto, sizeof(pm_helper_veto), 0644, NULL, (proc_handler *)&proc_dointvec},
++ {0}
++};
++
++static struct ctl_table pm_dir_table[] =
++{
++ {CTL_ACPI, "pm", NULL, 0, 0555, pm_table},
++ {0}
++};
++
++/*
++ * Initialize power interface
++ */
++static int __init pm_init(void)
++{
++ register_sysctl_table(pm_dir_table, 1);
++ return 0;
++}
++
++__initcall(pm_init);
++
++#endif
++
+--- /mnt/bdisk/openembedded/oetmp/base/opensimpad-2.4.25-vrs2-pxa1-jpm1-r5/linux-2.4.25/arch/arm/mach-sa1100/apm.c 2004-07-01 21:10:30.000000000 +0200
++++ arch/arm/mach-sa1100/apm.c 2004-07-04 14:53:38.000000000 +0200
+@@ -32,9 +32,7 @@
+
+ #include <asm/system.h>
+ #include <asm/hardware.h>
+-#if FIXME
+ #include <asm/arch-sa1100/pm.h>
+-#endif
+
+ #ifdef CONFIG_IPAQ_HANDHELD
+ #include <asm/arch-sa1100/h3600_hal.h>
+@@ -92,6 +91,8 @@
+ int magic;
+ struct apm_user * next;
+ int suser: 1;
++ int writer: 1;
++ int reader: 1;
+ int suspend_wait: 1;
+ int suspend_result;
+ int suspends_pending;
+@@ -111,7 +112,7 @@
+ /*
+ * Local variables
+ */
+-//static int suspends_pending;
++static int suspends_pending;
+ //static int standbys_pending;
+ //static int ignore_normal_resume;
+
+@@ -129,8 +130,6 @@
+ #else
+ static int power_off = 1;
+ #endif
+-static int exit_kapmd;
+-static int kapmd_running;
+
+ static DECLARE_WAIT_QUEUE_HEAD(apm_waitqueue);
+ static DECLARE_WAIT_QUEUE_HEAD(apm_suspend_waitqueue);
+@@ -190,6 +189,42 @@
+ return as->events[as->event_tail];
+ }
+
++static void queue_event(apm_event_t event, struct apm_user *sender)
++{
++ struct apm_user * as;
++
++ if (user_list == NULL)
++ return;
++ for (as = user_list; as != NULL; as = as->next) {
++ if ((as == sender) || (!as->reader))
++ continue;
++ as->event_head = (as->event_head + 1) % APM_MAX_EVENTS;
++ if (as->event_head == as->event_tail) {
++ static int notified;
++
++ if (notified++ == 0)
++ printk(KERN_ERR "apm: an event queue overflowed\n");
++ as->event_tail = (as->event_tail + 1) % APM_MAX_EVENTS;
++ }
++ as->events[as->event_head] = event;
++ if ((!as->suser) || (!as->writer))
++ continue;
++ switch (event) {
++ case APM_SYS_SUSPEND:
++ case APM_USER_SUSPEND:
++ as->suspends_pending++;
++ suspends_pending++;
++ break;
++
++ case APM_SYS_STANDBY:
++ case APM_USER_STANDBY:
++ as->standbys_pending++;
++ break;
++ }
++ }
++ wake_up_interruptible(&apm_waitqueue);
++}
++
+ static int check_apm_user(struct apm_user *as, const char *func)
+ {
+ if ((as == NULL) || (as->magic != APM_BIOS_MAGIC)) {
+@@ -228,7 +263,6 @@
+ i = count;
+ while ((i >= sizeof(event)) && !queue_empty(as)) {
+ event = get_queued_event(as);
+- printk(" do_read: event=%d\n", event);
+ if (copy_to_user(buf, &event, sizeof(event))) {
+ if (i < count)
+ break;
+@@ -280,9 +314,17 @@
+ return -EPERM;
+ switch (cmd) {
+ case APM_IOC_SUSPEND:
+-#if FIXME
+- pm_suggest_suspend();
+-#endif
++ if (as->suspends_read > 0) {
++ as->suspends_read--;
++ as->suspends_pending--;
++ suspends_pending--;
++ } else {
++ queue_event(APM_USER_SUSPEND, as);
++ }
++
++ if (suspends_pending <= 0)
++ wake_up(&apm_suspend_waitqueue);
++
+ break;
+ default:
+ return -EINVAL;
+@@ -299,6 +341,20 @@
+ return 0;
+ filp->private_data = NULL;
+ lock_kernel();
++ if (user_list == as)
++ user_list = as->next;
++ else {
++ struct apm_user * as1;
++
++ for (as1 = user_list;
++ (as1 != NULL) && (as1->next != as);
++ as1 = as1->next)
++ ;
++ if (as1 == NULL)
++ printk(KERN_ERR "apm: filp not in user list\n");
++ else
++ as1->next = as->next;
++ }
+ unlock_kernel();
+ kfree(as);
+ return 0;
+@@ -326,6 +382,8 @@
+ * privileged operation -- cevans
+ */
+ as->suser = capable(CAP_SYS_ADMIN);
++ as->writer = (filp->f_mode & FMODE_WRITE) == FMODE_WRITE;
++ as->reader = (filp->f_mode & FMODE_READ) == FMODE_READ;
+ as->next = user_list;
+ user_list = as;
+ filp->private_data = as;
+@@ -409,34 +467,6 @@
+ return p - buf;
+ }
+
+-#ifndef MODULE
+-static int __init apm_setup(char *str)
+-{
+- int invert;
+-
+- while ((str != NULL) && (*str != '\0')) {
+- if (strncmp(str, "off", 3) == 0)
+- apm_disabled = 1;
+- if (strncmp(str, "on", 2) == 0)
+- apm_disabled = 0;
+- invert = (strncmp(str, "no-", 3) == 0);
+- if (invert)
+- str += 3;
+- if (strncmp(str, "debug", 5) == 0)
+- debug = !invert;
+- if ((strncmp(str, "power-off", 9) == 0) ||
+- (strncmp(str, "power_off", 9) == 0))
+- power_off = !invert;
+- str = strchr(str, ',');
+- if (str != NULL)
+- str += strspn(str, ", \t");
+- }
+- return 1;
+-}
+-
+-__setup("apm=", apm_setup);
+-#endif
+-
+ static struct file_operations apm_bios_fops = {
+ owner: THIS_MODULE,
+ read: do_read,
+@@ -454,6 +484,48 @@
+
+ #define APM_INIT_ERROR_RETURN return -1
+
++static pid_t apmd_pid;
++static DECLARE_COMPLETION(apmd_exited);
++
++static int apm(void *unused)
++{
++ unsigned short bx;
++ unsigned short cx;
++ unsigned short dx;
++ int error;
++ char * power_stat;
++ char * bat_stat;
++ DECLARE_WAITQUEUE(wait, current);
++ struct apm_user au, *as;
++
++ lock_kernel();
++
++ daemonize();
++
++ strcpy(current->comm, "kapmd");
++
++ as = &au;
++ as->magic = APM_BIOS_MAGIC;
++ as->event_tail = as->event_head = 0;
++ as->suspends_pending = as->standbys_pending = 0;
++ as->suspends_read = as->standbys_read = 0;
++ as->suser = 1;
++ as->writer = 1;
++ as->reader = 0;
++
++ while (!signal_pending (current)) {
++ interruptible_sleep_on(&apm_suspend_waitqueue);
++
++ pm_suggest_suspend();
++
++ queue_event(APM_NORMAL_RESUME, as);
++ }
++
++ unlock_kernel();
++
++ complete_and_exit(&apmd_exited, 0);
++}
++
+ /*
+ * Just start the APM thread. We do NOT want to do APM BIOS
+ * calls from anything but the APM thread, if for no other reason
+@@ -492,6 +564,8 @@
+
+ misc_register(&apm_device);
+
++ apmd_pid = kernel_thread(apm, NULL, 0);
++
+ return 0;
+ }
+
+@@ -499,11 +573,10 @@
+ {
+ misc_deregister(&apm_device);
+ remove_proc_entry("apm", NULL);
++ kill_proc (apmd_pid, SIGTERM, 1);
++ wait_for_completion(&apmd_exited);
+ if (power_off)
+ pm_power_off = NULL;
+- exit_kapmd = 1;
+- while (kapmd_running)
+- schedule();
+ pm_active = 0;
+ }
+
+@@ -512,6 +585,7 @@
+
+ MODULE_AUTHOR("Jamey Hicks, pulling bits from original by Stephen Rothwell");
+ MODULE_DESCRIPTION("A minimal emulation of APM");
++MODULE_LICENSE("GPL");
+ MODULE_PARM(debug, "i");
+ MODULE_PARM_DESC(debug, "Enable debug mode");
+ MODULE_PARM(power_off, "i");
+diff -bBaruN /mnt/bdisk/openembedded/oetmp/base/opensimpad-2.4.25-vrs2-pxa1-jpm1-r5/linux-2.4.25/include/asm-arm/arch-sa1100/pm.h include/asm-arm/arch/pm.h
+--- /mnt/bdisk/openembedded/oetmp/base/opensimpad-2.4.25-vrs2-pxa1-jpm1-r5/linux-2.4.25/include/asm-arm/arch-sa1100/pm.h 1970-01-01 01:00:00.000000000 +0100
++++ include/asm-arm/arch-sa1100/pm.h 2004-07-04 16:47:18.000000000 +0200
+@@ -0,0 +1,20 @@
++/*
++ *
++ * Declarations for ARM Linux Power Management
++ *
++ * Copyright 2002 Compaq Computer Corporation.
++ *
++ * This program is free software; you can redistribute it and/or modify
++ * it under the terms of the GNU General Public License version 2 as
++ * published by the Free Software Foundation.
++ *
++ * Author: Jamey Hicks.
++ *
++ */
++
++
++extern int (*pm_suggest_suspend_hook)(int state);
++extern int (*pm_sysctl_suspend_hook)(int state);
++extern int pm_use_sbin_pm_helper;
++extern int pm_suspend(void);
++extern int pm_suggest_suspend(void); /* triggers /sbin/pm_helper or queueing event to apmd */
+--- /mnt/bdisk/openembedded/oetmp/work/opensimpad-64+0-2.4.25-vrs2-pxa1-jpm1-r6/linux-2.4.25/arch/arm/mach-sa1100/Makefile 2004-07-04 19:39:48.000000000 +0200
++++ arch/arm/mach-sa1100/Makefile 2004-07-04 17:11:35.000000000 +0200
+@@ -19,7 +19,7 @@
+ flexanet.o freebird.o frodo.o generic.o h3600.o \
+ huw_webpanel.o irq.o sa1111.o sa1111-pcibuf.o \
+ system3.o yopy.o usb_ctl.o usb_recv.o usb_send.o simputer.o ssp.o \
+- simpad.o
++ simpad.o pm-sa1100.o
+
+ # These aren't present yet, and prevents a plain -ac kernel building.
+ # hwtimer.o
+@@ -105,7 +105,7 @@
+ obj-$(CONFIG_SA1100_USB_CHAR) += usb-char.o
+
+ # Miscelaneous functions
+-obj-$(CONFIG_PM) += pm.o sleep.o
++obj-$(CONFIG_PM) += pm-sa1100.o sleep.o
+ obj-$(CONFIG_APM) += apm.o
+
+ # SIMpad specific
+--- /mnt/bdisk/openembedded/oetmp/work/opensimpad-64+0-2.4.25-vrs2-pxa1-jpm1-r6/linux-2.4.25/arch/arm/mach-sa1100/pm-sa1100.c 1970-01-01 01:00:00.000000000 +0100
++++ arch/arm/mach-sa1100/pm-sa1100.c 2004-07-04 17:11:11.000000000 +0200
+@@ -0,0 +1,225 @@
++/*
++ * SA1100 Power Management Routines
++ *
++ * Copyright (c) 2001 Cliff Brake <cbrake@accelent.com>
++ *
++ * This program is free software; you can redistribute it and/or
++ * modify it under the terms of the GNU General Public License.
++ *
++ * History:
++ *
++ * 2001-02-06: Cliff Brake Initial code
++ *
++ * 2001-02-25: Sukjae Cho <sjcho@east.isi.edu> &
++ * Chester Kuo <chester@linux.org.tw>
++ * Save more value for the resume function! Support
++ * Bitsy/Assabet/Freebird board
++ *
++ * 2001-08-29: Nicolas Pitre <nico@cam.org>
++ * Cleaned up, pushed platform dependent stuff
++ * in the platform specific files.
++ *
++ * 2002-05-27: Nicolas Pitre Killed sleep.h and the kmalloced save array.
++ * Storage is local on the stack now.
++ */
++#include <linux/config.h>
++#include <linux/module.h>
++#include <linux/init.h>
++#include <linux/pm.h>
++#include <linux/slab.h>
++#include <linux/sched.h>
++#include <linux/interrupt.h>
++#include <linux/sysctl.h>
++#include <linux/errno.h>
++#include <linux/cpufreq.h>
++
++#include <asm/hardware.h>
++#include <asm/memory.h>
++#include <asm/system.h>
++#include <asm/leds.h>
++
++
++#ifdef CONFIG_IPAQ_HANDHELD
++#include <asm/arch/h3600_asic.h>
++#endif
++
++#define __KERNEL_SYSCALLS__
++#include <linux/unistd.h>
++
++extern void sa1100_cpu_suspend(void);
++extern void sa1100_cpu_resume(void);
++extern int debug_pm;
++
++#define SAVE(x) sleep_save[SLEEP_SAVE_##x] = x
++#define RESTORE(x) x = sleep_save[SLEEP_SAVE_##x]
++
++/*
++ * List of global SA11x0 peripheral registers to preserve.
++ * More ones like CP and general purpose register values are preserved
++ * with the stack location in sleep.S.
++ */
++enum { SLEEP_SAVE_START = 0,
++
++ SLEEP_SAVE_OSCR, SLEEP_SAVE_OIER,
++ SLEEP_SAVE_OSMR0, SLEEP_SAVE_OSMR1, SLEEP_SAVE_OSMR2, SLEEP_SAVE_OSMR3,
++
++ SLEEP_SAVE_GPDR, SLEEP_SAVE_GRER, SLEEP_SAVE_GFER, SLEEP_SAVE_GAFR,
++ SLEEP_SAVE_PPDR, SLEEP_SAVE_PPSR, SLEEP_SAVE_PPAR, SLEEP_SAVE_PSDR,
++
++ SLEEP_SAVE_ICMR,
++#ifdef CONFIG_SA1100_SIMPAD
++ SLEEP_SAVE_MECR, /* needed by SIMpad to get PCMCIA working after resume */
++#endif
++ SLEEP_SAVE_Ser1SDCR0,
++
++ SLEEP_SAVE_PWER,
++ SLEEP_SAVE_MSC1, SLEEP_SAVE_MSC2,
++
++ SLEEP_SAVE_SIZE
++};
++
++
++int pm_do_suspend(void)
++{
++ unsigned long sleep_save[SLEEP_SAVE_SIZE];
++
++ cli();
++
++ leds_event(led_stop);
++
++ /* preserve current time */
++ RCNR = xtime.tv_sec;
++
++ /* save vital registers */
++ SAVE(OSCR);
++ SAVE(OSMR0);
++ SAVE(OSMR1);
++ SAVE(OSMR2);
++ SAVE(OSMR3);
++ SAVE(OIER);
++
++ SAVE(GPDR);
++ SAVE(GRER);
++ SAVE(GFER);
++ SAVE(GAFR);
++
++ SAVE(PPDR);
++ SAVE(PPSR);
++ SAVE(PPAR);
++ SAVE(PSDR);
++
++ SAVE(Ser1SDCR0);
++
++ SAVE(ICMR);
++#ifdef CONFIG_SA1100_SIMPAD
++ SAVE(MECR);
++#endif
++ SAVE(PWER);
++ SAVE(MSC1);
++ SAVE(MSC2);
++
++ /* ... maybe a global variable initialized by arch code to set this? */
++ GRER &= PWER;
++ GFER &= PWER;
++ // Ugly, but I need the AC inserted event
++ // In the future, we're going to care about DCD and USB interrupts as well
++ if ( machine_is_h3800()) {
++#ifdef CONFIG_IPAQ_HANDHELD
++ GFER = GPIO_H3800_AC_IN;
++#endif
++ } else {
++ GFER = 0;
++ if (machine_is_jornada56x()) {
++ /* jca */
++ GFER = PWER;
++ ICMR |= PWER;
++ }
++ }
++ GEDR = GEDR;
++
++ /* Clear previous reset status */
++ RCSR = RCSR_HWR | RCSR_SWR | RCSR_WDR | RCSR_SMR;
++
++ /* set resume return address */
++ PSPR = virt_to_phys(sa1100_cpu_resume);
++
++ /* go zzz */
++ sa1100_cpu_suspend();
++
++ /* ensure not to come back here if it wasn't intended */
++ PSPR = 0;
++
++ if (debug_pm)
++ printk(KERN_CRIT "*** made it back from resume\n");
++
++#ifdef CONFIG_IPAQ_HANDHELD
++ if ( machine_is_ipaq()) {
++ ipaq_model_ops.gedr = GEDR;
++ ipaq_model_ops.icpr = ICPR;
++ }
++#endif
++
++ /* restore registers */
++ RESTORE(GPDR);
++ RESTORE(GRER);
++ RESTORE(GFER);
++ RESTORE(GAFR);
++
++ /* clear any edge detect bit */
++ GEDR = GEDR;
++
++ RESTORE(PPDR);
++ RESTORE(PPSR);
++ RESTORE(PPAR);
++ RESTORE(PSDR);
++
++ RESTORE(Ser1SDCR0);
++
++ PSSR = PSSR_PH;
++
++ RESTORE(OSMR0);
++ RESTORE(OSMR1);
++ RESTORE(OSMR2);
++ RESTORE(OSMR3);
++ RESTORE(OSCR);
++ RESTORE(OIER);
++
++#ifdef CONFIG_IPAQ_HANDHELD
++/* OSMR0 may have fired before we went to sleep, but after interrupts
++ were shut off. Set OSMR0 to something plausible */
++ OSMR0 = OSCR + LATCH;
++#endif
++ ICLR = 0;
++ ICCR = 1;
++ RESTORE(ICMR);
++#ifdef CONFIG_SA1100_SIMPAD
++ RESTORE(MECR);
++#endif
++ RESTORE(PWER);
++ RESTORE(MSC1);
++ RESTORE(MSC2);
++ /* restore current time */
++ xtime.tv_sec = RCNR;
++
++ leds_event(led_start);
++
++ sti();
++
++ if (debug_pm)
++ printk("interrupts are enabled\n");
++
++ /*
++ * Restore the CPU frequency settings.
++ */
++#ifdef CONFIG_CPU_FREQ
++ cpufreq_restore();
++#endif
++ return 0;
++}
++
++unsigned long sleep_phys_sp(void *sp)
++{
++ return virt_to_phys(sp);
++}
++
++#include "pm-common.c"
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