#include <linux/delay.h>
#include <linux/dma-mapping.h>
#include <linux/bcd.h>
+#include <linux/rtc.h>
#include <asm/time.h>
#include <asm/uaccess.h>
return 0;
}
-void iSeries_get_boot_time(struct rtc_time *tm)
+unsigned long iSeries_get_boot_time(void)
{
+ struct rtc_time tm;
+
if (piranha_simulator)
- return;
+ return 0;
- mf_get_boot_rtc(tm);
- tm->tm_mon -= 1;
+ mf_get_boot_rtc(&tm);
+ return mktime(tm.tm_year + 1900, tm.tm_mon, tm.tm_mday,
+ tm.tm_hour, tm.tm_min, tm.tm_sec);
}
extern void ppcdbg_initialize(void);
static void build_iSeries_Memory_Map(void);
-static int iseries_shared_idle(void);
-static int iseries_dedicated_idle(void);
+static void iseries_shared_idle(void);
+static void iseries_dedicated_idle(void);
#ifdef CONFIG_PCI
extern void iSeries_pci_final_fixup(void);
#else
process_iSeries_events();
}
-static int iseries_shared_idle(void)
+static void iseries_shared_idle(void)
{
while (1) {
while (!need_resched() && !hvlpevent_is_pending()) {
schedule();
}
-
- return 0;
}
-static int iseries_dedicated_idle(void)
+static void iseries_dedicated_idle(void)
{
long oldval;
ppc64_runlatch_on();
schedule();
}
-
- return 0;
}
#ifndef CONFIG_PCI
#ifndef __ISERIES_SETUP_H__
#define __ISERIES_SETUP_H__
-extern void iSeries_get_boot_time(struct rtc_time *tm);
+extern unsigned long iSeries_get_boot_time(void);
extern int iSeries_set_rtc_time(struct rtc_time *tm);
extern void iSeries_get_rtc_time(struct rtc_time *tm);
* pmac_* files. Mostly for use by pmac_setup
*/
+struct rtc_time;
+
extern long pmac_time_init(void);
-extern unsigned long pmac_get_rtc_time(void);
-extern int pmac_set_rtc_time(unsigned long nowtime);
+extern unsigned long pmac_get_boot_time(void);
+extern void pmac_get_rtc_time(struct rtc_time *);
+extern int pmac_set_rtc_time(struct rtc_time *);
extern void pmac_read_rtc_time(void);
extern void pmac_calibrate_decr(void);
extern void pmac_pcibios_fixup(void);
ppc_md.setup_arch = pmac_setup_arch;
ppc_md.show_cpuinfo = pmac_show_cpuinfo;
ppc_md.show_percpuinfo = pmac_show_percpuinfo;
- ppc_md.irq_canonicalize = NULL;
ppc_md.init_IRQ = pmac_pic_init;
ppc_md.get_irq = pmac_get_irq; /* Changed later on ... */
ppc_md.time_init = pmac_time_init;
ppc_md.set_rtc_time = pmac_set_rtc_time;
ppc_md.get_rtc_time = pmac_get_rtc_time;
+ ppc_md.get_boot_time = pmac_get_boot_time;
ppc_md.calibrate_decr = pmac_calibrate_decr;
ppc_md.feature_call = pmac_do_feature_call;
#endif
}
-unsigned long
-pmac_get_rtc_time(void)
+unsigned long pmac_get_boot_time(void)
{
#if defined(CONFIG_ADB_CUDA) || defined(CONFIG_ADB_PMU)
struct adb_request req;
return 0;
}
-int
-pmac_set_rtc_time(unsigned long nowtime)
+void pmac_get_rtc_time(struct rtc_time *tm)
{
+ unsigned long now;
+
+ now = pmac_get_boot_time();
+ to_tm(now, tm);
+ tm->tm_year -= 1900;
+ tm->tm_mon -= 1; /* month is 0-based */
+}
+
+int pmac_set_rtc_time(struct rtc_time *tm)
+{
+ unsigned long nowtime;
#if defined(CONFIG_ADB_CUDA) || defined(CONFIG_ADB_PMU)
struct adb_request req;
#endif
+ nowtime = mktime(tm->tm_year+1900, tm->tm_mon+1, tm->tm_mday,
+ tm->tm_hour, tm->tm_min, tm->tm_sec);
nowtime += RTC_OFFSET;
switch (sys_ctrler) {
#ifdef CONFIG_ADB_CUDA
case SYS_CTRLER_CUDA:
if (cuda_request(&req, NULL, 6, CUDA_PACKET, CUDA_SET_TIME,
- nowtime >> 24, nowtime >> 16, nowtime >> 8, nowtime) < 0)
+ nowtime >> 24, nowtime >> 16, nowtime >> 8,
+ nowtime) < 0)
return 0;
while (!req.complete)
cuda_poll();
case PBOOK_SLEEP_NOW:
do {
seq = read_seqbegin_irqsave(&xtime_lock, flags);
- time_diff = xtime.tv_sec - pmac_get_rtc_time();
+ time_diff = xtime.tv_sec - pmac_get_boot_time();
} while (read_seqretry_irqrestore(&xtime_lock, seq, flags));
break;
case PBOOK_WAKE:
extern void pSeries_system_reset_exception(struct pt_regs *regs);
extern int pSeries_machine_check_exception(struct pt_regs *regs);
-static int pseries_shared_idle(void);
-static int pseries_dedicated_idle(void);
+static void pseries_shared_idle(void);
+static void pseries_dedicated_idle(void);
static volatile void __iomem * chrp_int_ack_special;
struct mpic *pSeries_mpic;
}
}
-static int pseries_dedicated_idle(void)
-{
+static void pseries_dedicated_idle(void)
+{
long oldval;
struct paca_struct *lpaca = get_paca();
unsigned int cpu = smp_processor_id();
}
}
-static int pseries_shared_idle(void)
+static void pseries_shared_idle(void)
{
struct paca_struct *lpaca = get_paca();
unsigned int cpu = smp_processor_id();
if (cpu_is_offline(cpu) && system_state == SYSTEM_RUNNING)
cpu_die();
}
-
- return 0;
}
static int pSeries_pci_probe_mode(struct pci_bus *bus)
extern void power4_idle(void);
-int default_idle(void)
+void default_idle(void)
{
long oldval;
unsigned int cpu = smp_processor_id();
if (cpu_is_offline(cpu) && system_state == SYSTEM_RUNNING)
cpu_die();
}
-
- return 0;
}
-int native_idle(void)
+void native_idle(void)
{
while (1) {
ppc64_runlatch_off();
system_state == SYSTEM_RUNNING)
cpu_die();
}
-
- return 0;
}
void cpu_idle(void)
extern int maple_set_rtc_time(struct rtc_time *tm);
extern void maple_get_rtc_time(struct rtc_time *tm);
-extern void maple_get_boot_time(struct rtc_time *tm);
+extern unsigned long maple_get_boot_time(void);
extern void maple_calibrate_decr(void);
extern void maple_pci_init(void);
extern void maple_pcibios_fixup(void);
return 0;
}
-void __init maple_get_boot_time(struct rtc_time *tm)
+unsigned long __init maple_get_boot_time(void)
{
+ struct rtc_time tm;
struct device_node *rtcs;
rtcs = find_compatible_devices("rtc", "pnpPNP,b00");
"legacy address (0x%x)\n", maple_rtc_addr);
}
- maple_get_rtc_time(tm);
+ maple_get_rtc_time(&tm);
+ return mktime(time->tm_year+1900, time->tm_mon+1, time->tm_mday,
+ time->tm_hour, time->tm_min, time->tm_sec);
}
* pmac_* files. Mostly for use by pmac_setup
*/
-extern void pmac_get_boot_time(struct rtc_time *tm);
+extern unsigned long pmac_get_boot_time(void);
extern void pmac_get_rtc_time(struct rtc_time *tm);
extern int pmac_set_rtc_time(struct rtc_time *tm);
extern void pmac_read_rtc_time(void);
}
-static int core99_nvram_sync(void)
+static void core99_nvram_sync(void)
{
struct core99_header* hdr99;
unsigned long flags;
printk("nvram: Error writing bank %d\n", core99_bank);
bail:
spin_unlock_irqrestore(&nv_lock, flags);
-
- return 0;
}
int __init pmac_nvram_init(void)
#include <linux/adb.h>
#include <linux/pmu.h>
#include <linux/interrupt.h>
+#include <linux/rtc.h>
#include <asm/sections.h>
#include <asm/prom.h>
}
}
-void __init pmac_get_boot_time(struct rtc_time *tm)
+unsigned long __init pmac_get_boot_time(void)
{
- pmac_get_rtc_time(tm);
+ struct rtc_time tm;
-#ifdef disabled__CONFIG_NVRAM
- s32 delta = 0;
- int dst;
-
- delta = ((s32)pmac_xpram_read(PMAC_XPRAM_MACHINE_LOC + 0x9)) << 16;
- delta |= ((s32)pmac_xpram_read(PMAC_XPRAM_MACHINE_LOC + 0xa)) << 8;
- delta |= pmac_xpram_read(PMAC_XPRAM_MACHINE_LOC + 0xb);
- if (delta & 0x00800000UL)
- delta |= 0xFF000000UL;
- dst = ((pmac_xpram_read(PMAC_XPRAM_MACHINE_LOC + 0x8) & 0x80) != 0);
- printk("GMT Delta read from XPRAM: %d minutes, DST: %s\n", delta/60,
- dst ? "on" : "off");
-#endif
+ pmac_get_rtc_time(&tm);
+ return mktime(tm.tm_year+1900, tm.tm_mon+1, tm.tm_mday,
+ tm.tm_hour, tm.tm_min, tm.tm_sec);
}
/*
#include <linux/init.h>
#include <linux/seq_file.h>
#include <linux/bitops.h>
+#include <linux/rtc.h>
#include <asm/uaccess.h>
#include <asm/processor.h>
#ifdef CONFIG_PPC_RTAS
#define MAX_RTC_WAIT 5000 /* 5 sec */
#define RTAS_CLOCK_BUSY (-2)
-void rtas_get_boot_time(struct rtc_time *rtc_tm)
+unsigned long rtas_get_boot_time(void)
{
int ret[8];
int error, wait_time;
if (error != 0 && printk_ratelimit()) {
printk(KERN_WARNING "error: reading the clock failed (%d)\n",
error);
- return;
+ return 0;
}
- rtc_tm->tm_sec = ret[5];
- rtc_tm->tm_min = ret[4];
- rtc_tm->tm_hour = ret[3];
- rtc_tm->tm_mday = ret[2];
- rtc_tm->tm_mon = ret[1] - 1;
- rtc_tm->tm_year = ret[0] - 1900;
+ return mktime(ret[0], ret[1], ret[2], ret[3], ret[4], ret[5]);
}
/* NOTE: get_rtc_time will get an error if executed in interrupt context
-#ifdef __KERNEL__
#ifndef _PPC64_MACHDEP_H
#define _PPC64_MACHDEP_H
+#ifdef __KERNEL__
/*
* This program is free software; you can redistribute it and/or
#include <asm/setup.h>
+/* We export this macro for external modules like Alsa to know if
+ * ppc_md.feature_call is implemented or not
+ */
+#define CONFIG_PPC_HAS_FEATURE_CALLS
+
struct pt_regs;
struct pci_bus;
struct device_node;
#endif
struct machdep_calls {
+#ifdef CONFIG_PPC64
void (*hpte_invalidate)(unsigned long slot,
unsigned long va,
int large,
void (*iommu_dev_setup)(struct pci_dev *dev);
void (*iommu_bus_setup)(struct pci_bus *bus);
void (*irq_bus_setup)(struct pci_bus *bus);
+#endif
int (*probe)(int platform);
void (*setup_arch)(void);
void (*cpu_irq_down)(int secondary);
/* PCI stuff */
+ /* Called after scanning the bus, before allocating resources */
void (*pcibios_fixup)(void);
int (*pci_probe_mode)(struct pci_bus *);
void (*panic)(char *str);
void (*cpu_die)(void);
+ long (*time_init)(void); /* Optional, may be NULL */
+
int (*set_rtc_time)(struct rtc_time *);
void (*get_rtc_time)(struct rtc_time *);
- void (*get_boot_time)(struct rtc_time *);
+ unsigned long (*get_boot_time)(void);
+ unsigned char (*rtc_read_val)(int addr);
+ void (*rtc_write_val)(int addr, unsigned char val);
void (*calibrate_decr)(void);
ssize_t (*nvram_write)(char *buf, size_t count, loff_t *index);
ssize_t (*nvram_read)(char *buf, size_t count, loff_t *index);
ssize_t (*nvram_size)(void);
- int (*nvram_sync)(void);
+ void (*nvram_sync)(void);
/* Exception handlers */
void (*system_reset_exception)(struct pt_regs *regs);
pgprot_t vma_prot);
/* Idle loop for this platform, leave empty for default idle loop */
- int (*idle_loop)(void);
+ void (*idle_loop)(void);
- /* Function to enable pmcs for this platform, called once per cpu. */
+ /* Function to enable performance monitor counters for this
+ platform, called once per cpu. */
void (*enable_pmcs)(void);
+
+#ifdef CONFIG_PPC32 /* XXX for now */
+ /* Optional, may be NULL. */
+ int (*show_cpuinfo)(struct seq_file *m);
+ int (*show_percpuinfo)(struct seq_file *m, int i);
+
+ /* A general init function, called by ppc_init in init/main.c.
+ May be NULL. */
+ void (*init)(void);
+
+ void (*idle)(void);
+ void (*power_save)(void);
+
+ void (*heartbeat)(void);
+ unsigned long heartbeat_reset;
+ unsigned long heartbeat_count;
+
+ unsigned long (*find_end_of_memory)(void);
+ void (*setup_io_mappings)(void);
+
+ void (*early_serial_map)(void);
+ void (*kgdb_map_scc)(void);
+
+ unsigned char (*nvram_read_val)(int addr);
+ void (*nvram_write_val)(int addr, unsigned char val);
+
+ /*
+ * optional PCI "hooks"
+ */
+
+ /* Called after PPC generic resource fixup to perform
+ machine specific fixups */
+ void (*pcibios_fixup_resources)(struct pci_dev *);
+
+ /* Called for each PCI bus in the system when it's probed */
+ void (*pcibios_fixup_bus)(struct pci_bus *);
+
+ /* Called when pci_enable_device() is called (initial=0) or
+ * when a device with no assigned resource is found (initial=1).
+ * Returns 0 to allow assignment/enabling of the device. */
+ int (*pcibios_enable_device_hook)(struct pci_dev *, int initial);
+
+ /* For interrupt routing */
+ unsigned char (*pci_swizzle)(struct pci_dev *, unsigned char *);
+ int (*pci_map_irq)(struct pci_dev *, unsigned char, unsigned char);
+
+ /* Called in indirect_* to avoid touching devices */
+ int (*pci_exclude_device)(unsigned char, unsigned char);
+
+ /* Called at then very end of pcibios_init() */
+ void (*pcibios_after_init)(void);
+
+ /* this is for modules, since _machine can be a define -- Cort */
+ int ppc_machine;
+
+#ifdef CONFIG_KEXEC
+ /* Called to shutdown machine specific hardware not already controlled
+ * by other drivers.
+ * XXX Should we move this one out of kexec scope?
+ */
+ void (*machine_shutdown)(void);
+
+ /* Called to do the minimal shutdown needed to run a kexec'd kernel
+ * to run successfully.
+ * XXX Should we move this one out of kexec scope?
+ */
+ void (*machine_crash_shutdown)(void);
+
+ /* Called to do what every setup is needed on image and the
+ * reboot code buffer. Returns 0 on success.
+ * Provide your own (maybe dummy) implementation if your platform
+ * claims to support kexec.
+ */
+ int (*machine_kexec_prepare)(struct kimage *image);
+
+ /* Called to handle any machine specific cleanup on image */
+ void (*machine_kexec_cleanup)(struct kimage *image);
+
+ /* Called to perform the _real_ kexec.
+ * Do NOT allocate memory or fail here. We are past the point of
+ * no return.
+ */
+ void (*machine_kexec)(struct kimage *image);
+#endif /* CONFIG_KEXEC */
+#endif /* CONFIG_PPC32 */
};
-extern int default_idle(void);
-extern int native_idle(void);
+extern void default_idle(void);
+extern void native_idle(void);
extern struct machdep_calls ppc_md;
extern char cmd_line[COMMAND_LINE_SIZE];
#endif /* CONFIG_PPC_PMAC */
+extern void setup_pci_ptrs(void);
+
+#ifdef CONFIG_SMP
+/* Poor default implementations */
+extern void __devinit smp_generic_give_timebase(void);
+extern void __devinit smp_generic_take_timebase(void);
+#endif /* CONFIG_SMP */
/* Functions to produce codes on the leds.
ppc_md.log_error(buf, err_type, fatal);
}
-#endif /* _PPC64_MACHDEP_H */
#endif /* __KERNEL__ */
+#endif /* _PPC64_MACHDEP_H */
extern void rtas_initialize(void);
struct rtc_time;
-extern void rtas_get_boot_time(struct rtc_time *rtc_time);
+extern unsigned long rtas_get_boot_time(void);
extern void rtas_get_rtc_time(struct rtc_time *rtc_time);
extern int rtas_set_rtc_time(struct rtc_time *rtc_time);
projects / linux-2.6 / commitdiff