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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
commit57f0f512b273f60d52568b8c6b77e17f5636edc0 (patch)
tree5e910f0e82173f4ef4f51111366a3f1299037a7b /arch/powerpc/include/asm/ppc-pci.h
Initial import
Diffstat (limited to 'arch/powerpc/include/asm/ppc-pci.h')
-rw-r--r--arch/powerpc/include/asm/ppc-pci.h86
1 files changed, 86 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/ppc-pci.h b/arch/powerpc/include/asm/ppc-pci.h
new file mode 100644
index 000000000..4122a86d6
--- /dev/null
+++ b/arch/powerpc/include/asm/ppc-pci.h
@@ -0,0 +1,86 @@
+/*
+ * c 2001 PPC 64 Team, IBM Corp
+ *
+ * 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.
+ */
+#ifndef _ASM_POWERPC_PPC_PCI_H
+#define _ASM_POWERPC_PPC_PCI_H
+#ifdef __KERNEL__
+
+#ifdef CONFIG_PCI
+
+#include <linux/pci.h>
+#include <asm/pci-bridge.h>
+
+extern unsigned long isa_io_base;
+
+extern void pci_setup_phb_io(struct pci_controller *hose, int primary);
+extern void pci_setup_phb_io_dynamic(struct pci_controller *hose, int primary);
+
+
+extern struct list_head hose_list;
+
+extern struct pci_dev *isa_bridge_pcidev; /* may be NULL if no ISA bus */
+
+/** Bus Unit ID macros; get low and hi 32-bits of the 64-bit BUID */
+#define BUID_HI(buid) upper_32_bits(buid)
+#define BUID_LO(buid) lower_32_bits(buid)
+
+/* PCI device_node operations */
+struct device_node;
+struct pci_dn;
+
+typedef void *(*traverse_func)(struct device_node *me, void *data);
+void *traverse_pci_devices(struct device_node *start, traverse_func pre,
+ void *data);
+void *traverse_pci_dn(struct pci_dn *root,
+ void *(*fn)(struct pci_dn *, void *),
+ void *data);
+
+extern void pci_devs_phb_init(void);
+extern void pci_devs_phb_init_dynamic(struct pci_controller *phb);
+
+/* From rtas_pci.h */
+extern void init_pci_config_tokens (void);
+extern unsigned long get_phb_buid (struct device_node *);
+extern int rtas_setup_phb(struct pci_controller *phb);
+
+#ifdef CONFIG_EEH
+
+void eeh_addr_cache_insert_dev(struct pci_dev *dev);
+void eeh_addr_cache_rmv_dev(struct pci_dev *dev);
+struct eeh_dev *eeh_addr_cache_get_dev(unsigned long addr);
+void eeh_slot_error_detail(struct eeh_pe *pe, int severity);
+int eeh_pci_enable(struct eeh_pe *pe, int function);
+int eeh_reset_pe(struct eeh_pe *);
+void eeh_save_bars(struct eeh_dev *edev);
+int rtas_write_config(struct pci_dn *, int where, int size, u32 val);
+int rtas_read_config(struct pci_dn *, int where, int size, u32 *val);
+void eeh_pe_state_mark(struct eeh_pe *pe, int state);
+void eeh_pe_state_clear(struct eeh_pe *pe, int state);
+void eeh_pe_dev_mode_mark(struct eeh_pe *pe, int mode);
+
+void eeh_sysfs_add_device(struct pci_dev *pdev);
+void eeh_sysfs_remove_device(struct pci_dev *pdev);
+
+static inline const char *eeh_pci_name(struct pci_dev *pdev)
+{
+ return pdev ? pci_name(pdev) : "<null>";
+}
+
+static inline const char *eeh_driver_name(struct pci_dev *pdev)
+{
+ return (pdev && pdev->driver) ? pdev->driver->name : "<null>";
+}
+
+#endif /* CONFIG_EEH */
+
+#else /* CONFIG_PCI */
+static inline void init_pci_config_tokens(void) { }
+#endif /* !CONFIG_PCI */
+
+#endif /* __KERNEL__ */
+#endif /* _ASM_POWERPC_PPC_PCI_H */