aboutsummaryrefslogtreecommitdiffstats
path: root/include/asm-powerpc/ppc-pci.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/asm-powerpc/ppc-pci.h')
-rw-r--r--include/asm-powerpc/ppc-pci.h52
1 files changed, 48 insertions, 4 deletions
diff --git a/include/asm-powerpc/ppc-pci.h b/include/asm-powerpc/ppc-pci.h
index 13aacff755f3..9896fade98a7 100644
--- a/include/asm-powerpc/ppc-pci.h
+++ b/include/asm-powerpc/ppc-pci.h
@@ -26,6 +26,10 @@ extern unsigned long find_and_init_phbs(void);
26 26
27extern struct pci_dev *ppc64_isabridge_dev; /* may be NULL if no ISA bus */ 27extern struct pci_dev *ppc64_isabridge_dev; /* may be NULL if no ISA bus */
28 28
29/** Bus Unit ID macros; get low and hi 32-bits of the 64-bit BUID */
30#define BUID_HI(buid) ((buid) >> 32)
31#define BUID_LO(buid) ((buid) & 0xffffffff)
32
29/* PCI device_node operations */ 33/* PCI device_node operations */
30struct device_node; 34struct device_node;
31typedef void *(*traverse_func)(struct device_node *me, void *data); 35typedef void *(*traverse_func)(struct device_node *me, void *data);
@@ -36,10 +40,6 @@ void pci_devs_phb_init(void);
36void pci_devs_phb_init_dynamic(struct pci_controller *phb); 40void pci_devs_phb_init_dynamic(struct pci_controller *phb);
37void __devinit scan_phb(struct pci_controller *hose); 41void __devinit scan_phb(struct pci_controller *hose);
38 42
39/* PCI address cache management routines */
40void pci_addr_cache_insert_device(struct pci_dev *dev);
41void pci_addr_cache_remove_device(struct pci_dev *dev);
42
43/* From rtas_pci.h */ 43/* From rtas_pci.h */
44void init_pci_config_tokens (void); 44void init_pci_config_tokens (void);
45unsigned long get_phb_buid (struct device_node *); 45unsigned long get_phb_buid (struct device_node *);
@@ -52,4 +52,48 @@ extern unsigned long pci_probe_only;
52extern unsigned long pci_assign_all_buses; 52extern unsigned long pci_assign_all_buses;
53extern int pci_read_irq_line(struct pci_dev *pci_dev); 53extern int pci_read_irq_line(struct pci_dev *pci_dev);
54 54
55/* ---- EEH internal-use-only related routines ---- */
56#ifdef CONFIG_EEH
57/**
58 * rtas_set_slot_reset -- unfreeze a frozen slot
59 *
60 * Clear the EEH-frozen condition on a slot. This routine
61 * does this by asserting the PCI #RST line for 1/8th of
62 * a second; this routine will sleep while the adapter is
63 * being reset.
64 */
65void rtas_set_slot_reset (struct pci_dn *);
66
67/**
68 * eeh_restore_bars - Restore device configuration info.
69 *
70 * A reset of a PCI device will clear out its config space.
71 * This routines will restore the config space for this
72 * device, and is children, to values previously obtained
73 * from the firmware.
74 */
75void eeh_restore_bars(struct pci_dn *);
76
77/**
78 * rtas_configure_bridge -- firmware initialization of pci bridge
79 *
80 * Ask the firmware to configure all PCI bridges devices
81 * located behind the indicated node. Required after a
82 * pci device reset. Does essentially the same hing as
83 * eeh_restore_bars, but for brdges, and lets firmware
84 * do the work.
85 */
86void rtas_configure_bridge(struct pci_dn *);
87
88int rtas_write_config(struct pci_dn *, int where, int size, u32 val);
89
90/**
91 * mark and clear slots: find "partition endpoint" PE and set or
92 * clear the flags for each subnode of the PE.
93 */
94void eeh_mark_slot (struct device_node *dn, int mode_flag);
95void eeh_clear_slot (struct device_node *dn, int mode_flag);
96
97#endif
98
55#endif /* _ASM_POWERPC_PPC_PCI_H */ 99#endif /* _ASM_POWERPC_PPC_PCI_H */