* 2 of the License, or (at your option) any later version.
*/
-#include <linux/config.h>
#include <linux/seq_file.h>
#include <linux/init.h>
#include <linux/dma-mapping.h>
struct iommu_table;
struct rtc_time;
struct file;
+struct pci_controller;
+#ifdef CONFIG_KEXEC
+struct kimage;
+#endif
#ifdef CONFIG_SMP
struct smp_ops_t {
#endif
struct machdep_calls {
+ char *name;
#ifdef CONFIG_PPC64
void (*hpte_invalidate)(unsigned long slot,
unsigned long va,
- int psize,
+ int psize, int ssize,
int local);
long (*hpte_updatepp)(unsigned long slot,
unsigned long newpp,
unsigned long va,
- int pize,
+ int psize, int ssize,
int local);
void (*hpte_updateboltedpp)(unsigned long newpp,
unsigned long ea,
- int psize);
+ int psize, int ssize);
long (*hpte_insert)(unsigned long hpte_group,
unsigned long va,
unsigned long prpn,
unsigned long rflags,
unsigned long vflags,
- int psize);
+ int psize, int ssize);
long (*hpte_remove)(unsigned long hpte_group);
+ void (*hpte_removebolted)(unsigned long ea,
+ int psize, int ssize);
void (*flush_hash_range)(unsigned long number, int local);
/* special for kexec, to be called in real mode, linar mapping is
void (*tce_free)(struct iommu_table *tbl,
long index,
long npages);
+ unsigned long (*tce_get)(struct iommu_table *tbl,
+ long index);
void (*tce_flush)(struct iommu_table *tbl);
- void (*iommu_dev_setup)(struct pci_dev *dev);
- void (*iommu_bus_setup)(struct pci_bus *bus);
- void (*irq_bus_setup)(struct pci_bus *bus);
+ void (*pci_dma_dev_setup)(struct pci_dev *dev);
+ void (*pci_dma_bus_setup)(struct pci_bus *bus);
+
+ void __iomem * (*ioremap)(phys_addr_t addr, unsigned long size,
+ unsigned long flags);
+ void (*iounmap)(volatile void __iomem *token);
+
+#ifdef CONFIG_PM
+ void (*iommu_save)(void);
+ void (*iommu_restore)(void);
#endif
+#endif /* CONFIG_PPC64 */
- int (*probe)(int platform);
- void (*setup_arch)(void);
+ int (*probe)(void);
+ void (*setup_arch)(void); /* Optional, may be NULL */
void (*init_early)(void);
/* Optional, may be NULL. */
void (*show_cpuinfo)(struct seq_file *m);
void (*show_percpuinfo)(struct seq_file *m, int i);
void (*init_IRQ)(void);
- int (*get_irq)(struct pt_regs *);
- void (*cpu_irq_down)(int secondary);
+ unsigned int (*get_irq)(void);
+#ifdef CONFIG_KEXEC
+ void (*kexec_cpu_down)(int crash_shutdown, int secondary);
+#endif
/* PCI stuff */
/* Called after scanning the bus, before allocating resources */
void (*pcibios_fixup)(void);
int (*pci_probe_mode)(struct pci_bus *);
+ void (*pci_irq_fixup)(struct pci_dev *dev);
+
+ /* To setup PHBs when using automatic OF platform driver for PCI */
+ int (*pci_setup_phb)(struct pci_controller *host);
+
+#ifdef CONFIG_PCI_MSI
+ int (*msi_check_device)(struct pci_dev* dev,
+ int nvec, int type);
+ int (*setup_msi_irqs)(struct pci_dev *dev,
+ int nvec, int type);
+ void (*teardown_msi_irqs)(struct pci_dev *dev);
+#endif
void (*restart)(char *cmd);
void (*power_off)(void);
void (*nvram_sync)(void);
/* Exception handlers */
- void (*system_reset_exception)(struct pt_regs *regs);
+ int (*system_reset_exception)(struct pt_regs *regs);
int (*machine_check_exception)(struct pt_regs *regs);
/* Motherboard/chipset features. This is a kind of general purpose
*/
long (*feature_call)(unsigned int feature, ...);
- /* Check availability of legacy devices like i8042 */
- int (*check_legacy_ioport)(unsigned int baseport);
-
/* Get legacy PCI/IDE interrupt mapping */
int (*pci_get_legacy_ide_irq)(struct pci_dev *dev, int channel);
/* Idle loop for this platform, leave empty for default idle loop */
void (*idle_loop)(void);
+ /*
+ * Function for waiting for work with reduced power in idle loop;
+ * called with interrupts disabled.
+ */
+ void (*power_save)(void);
+
/* Function to enable performance monitor counters for this
platform, called once per cpu. */
void (*enable_pmcs)(void);
May be NULL. */
void (*init)(void);
- void (*idle)(void);
- void (*power_save)(void);
-
- void (*heartbeat)(void);
- unsigned long heartbeat_reset;
- unsigned long heartbeat_count;
-
- void (*setup_io_mappings)(void);
-
- void (*early_serial_map)(void);
void (*kgdb_map_scc)(void);
/*
* optional PCI "hooks"
*/
+ /* Called in indirect_* to avoid touching devices */
+ int (*pci_exclude_device)(struct pci_controller *, unsigned char, unsigned char);
+
+ /* Called at then very end of pcibios_init() */
+ void (*pcibios_after_init)(void);
+
+#endif /* CONFIG_PPC32 */
/* Called after PPC generic resource fixup to perform
machine specific fixups */
/* 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;
+ /* Called when pci_enable_device() is called. Returns 0 to
+ * allow assignment/enabling of the device. */
+ int (*pcibios_enable_device_hook)(struct pci_dev *);
-#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);
+#ifdef CONFIG_KEXEC
/* 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);
+ void (*machine_crash_shutdown)(struct pt_regs *regs);
/* Called to do what every setup is needed on image and the
* reboot code buffer. Returns 0 on success.
*/
void (*machine_kexec)(struct kimage *image);
#endif /* CONFIG_KEXEC */
-#endif /* CONFIG_PPC32 */
+
+#ifdef CONFIG_SUSPEND
+ /* These are called to disable and enable, respectively, IRQs when
+ * entering a suspend state. If NULL, then the generic versions
+ * will be called. The generic versions disable/enable the
+ * decrementer along with interrupts.
+ */
+ void (*suspend_disable_irqs)(void);
+ void (*suspend_enable_irqs)(void);
+#endif
};
-extern void default_idle(void);
-extern void native_idle(void);
+extern void power4_idle(void);
+extern void power4_cpu_offline_powersave(void);
+extern void ppc6xx_idle(void);
+/*
+ * ppc_md contains a copy of the machine description structure for the
+ * current platform. machine_id contains the initial address where the
+ * description was found during boot.
+ */
extern struct machdep_calls ppc_md;
+extern struct machdep_calls *machine_id;
+
+#define __machine_desc __attribute__ ((__section__ (".machine.desc")))
+
+#define define_machine(name) \
+ extern struct machdep_calls mach_##name; \
+ EXPORT_SYMBOL(mach_##name); \
+ struct machdep_calls mach_##name __machine_desc =
+
+#define machine_is(name) \
+ ({ \
+ extern struct machdep_calls mach_##name \
+ __attribute__((weak)); \
+ machine_id == &mach_##name; \
+ })
+
+extern void probe_machine(void);
+
extern char cmd_line[COMMAND_LINE_SIZE];
#ifdef CONFIG_PPC_PMAC
ppc_md.log_error(buf, err_type, fatal);
}
+#define __define_machine_initcall(mach,level,fn,id) \
+ static int __init __machine_initcall_##mach##_##fn(void) { \
+ if (machine_is(mach)) return fn(); \
+ return 0; \
+ } \
+ __define_initcall(level,__machine_initcall_##mach##_##fn,id);
+
+#define machine_core_initcall(mach,fn) __define_machine_initcall(mach,"1",fn,1)
+#define machine_core_initcall_sync(mach,fn) __define_machine_initcall(mach,"1s",fn,1s)
+#define machine_postcore_initcall(mach,fn) __define_machine_initcall(mach,"2",fn,2)
+#define machine_postcore_initcall_sync(mach,fn) __define_machine_initcall(mach,"2s",fn,2s)
+#define machine_arch_initcall(mach,fn) __define_machine_initcall(mach,"3",fn,3)
+#define machine_arch_initcall_sync(mach,fn) __define_machine_initcall(mach,"3s",fn,3s)
+#define machine_subsys_initcall(mach,fn) __define_machine_initcall(mach,"4",fn,4)
+#define machine_subsys_initcall_sync(mach,fn) __define_machine_initcall(mach,"4s",fn,4s)
+#define machine_fs_initcall(mach,fn) __define_machine_initcall(mach,"5",fn,5)
+#define machine_fs_initcall_sync(mach,fn) __define_machine_initcall(mach,"5s",fn,5s)
+#define machine_rootfs_initcall(mach,fn) __define_machine_initcall(mach,"rootfs",fn,rootfs)
+#define machine_device_initcall(mach,fn) __define_machine_initcall(mach,"6",fn,6)
+#define machine_device_initcall_sync(mach,fn) __define_machine_initcall(mach,"6s",fn,6s)
+#define machine_late_initcall(mach,fn) __define_machine_initcall(mach,"7",fn,7)
+#define machine_late_initcall_sync(mach,fn) __define_machine_initcall(mach,"7s",fn,7s)
+
+void generic_suspend_disable_irqs(void);
+void generic_suspend_enable_irqs(void);
+
#endif /* __KERNEL__ */
#endif /* _ASM_POWERPC_MACHDEP_H */
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff