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-rw-r--r--arch/parisc/include/asm/hardware.h129
1 files changed, 129 insertions, 0 deletions
diff --git a/arch/parisc/include/asm/hardware.h b/arch/parisc/include/asm/hardware.h
new file mode 100644
index 0000000000..a005ebc547
--- /dev/null
+++ b/arch/parisc/include/asm/hardware.h
@@ -0,0 +1,129 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _PARISC_HARDWARE_H
+#define _PARISC_HARDWARE_H
+
+#include <linux/mod_devicetable.h>
+
+#define HWTYPE_ANY_ID PA_HWTYPE_ANY_ID
+#define HVERSION_ANY_ID PA_HVERSION_ANY_ID
+#define HVERSION_REV_ANY_ID PA_HVERSION_REV_ANY_ID
+#define SVERSION_ANY_ID PA_SVERSION_ANY_ID
+
+struct hp_hardware {
+ unsigned int hw_type:8; /* HPHW_xxx */
+ unsigned int hversion:12;
+ unsigned int sversion:12;
+ unsigned char opt;
+ unsigned char name[59]; /* The hardware description */
+} __packed;
+
+struct parisc_device;
+
+enum cpu_type {
+ pcx = 0, /* pa7000 pa 1.0 */
+ pcxs = 1, /* pa7000 pa 1.1a */
+ pcxt = 2, /* pa7100 pa 1.1b */
+ pcxt_ = 3, /* pa7200 (t') pa 1.1c */
+ pcxl = 4, /* pa7100lc pa 1.1d */
+ pcxl2 = 5, /* pa7300lc pa 1.1e */
+ pcxu = 6, /* pa8000 pa 2.0 */
+ pcxu_ = 7, /* pa8200 (u+) pa 2.0 */
+ pcxw = 8, /* pa8500 pa 2.0 */
+ pcxw_ = 9, /* pa8600 (w+) pa 2.0 */
+ pcxw2 = 10, /* pa8700 pa 2.0 */
+ mako = 11, /* pa8800 pa 2.0 */
+ mako2 = 12 /* pa8900 pa 2.0 */
+};
+
+extern const char * const cpu_name_version[][2]; /* mapping from enum cpu_type to strings */
+
+struct parisc_driver;
+
+struct io_module {
+ volatile uint32_t nothing; /* reg 0 */
+ volatile uint32_t io_eim;
+ volatile uint32_t io_dc_adata;
+ volatile uint32_t io_ii_cdata;
+ volatile uint32_t io_dma_link; /* reg 4 */
+ volatile uint32_t io_dma_command;
+ volatile uint32_t io_dma_address;
+ volatile uint32_t io_dma_count;
+ volatile uint32_t io_flex; /* reg 8 */
+ volatile uint32_t io_spa_address;
+ volatile uint32_t reserved1[2];
+ volatile uint32_t io_command; /* reg 12 */
+ volatile uint32_t io_status;
+ volatile uint32_t io_control;
+ volatile uint32_t io_data;
+ volatile uint32_t reserved2; /* reg 16 */
+ volatile uint32_t chain_addr;
+ volatile uint32_t sub_mask_clr;
+ volatile uint32_t reserved3[13];
+ volatile uint32_t undefined[480];
+ volatile uint32_t unpriv[512];
+};
+
+struct bc_module {
+ volatile uint32_t unused1[12];
+ volatile uint32_t io_command;
+ volatile uint32_t io_status;
+ volatile uint32_t io_control;
+ volatile uint32_t unused2[1];
+ volatile uint32_t io_err_resp;
+ volatile uint32_t io_err_info;
+ volatile uint32_t io_err_req;
+ volatile uint32_t unused3[11];
+ volatile uint32_t io_io_low;
+ volatile uint32_t io_io_high;
+};
+
+#define HPHW_NPROC 0
+#define HPHW_MEMORY 1
+#define HPHW_B_DMA 2
+#define HPHW_OBSOLETE 3
+#define HPHW_A_DMA 4
+#define HPHW_A_DIRECT 5
+#define HPHW_OTHER 6
+#define HPHW_BCPORT 7
+#define HPHW_CIO 8
+#define HPHW_CONSOLE 9
+#define HPHW_FIO 10
+#define HPHW_BA 11
+#define HPHW_IOA 12
+#define HPHW_BRIDGE 13
+#define HPHW_FABRIC 14
+#define HPHW_MC 15
+#define HPHW_FAULTY 31
+
+struct parisc_device_id;
+
+/* hardware.c: */
+extern const char *parisc_hardware_description(struct parisc_device_id *id);
+extern enum cpu_type parisc_get_cpu_type(unsigned long hversion);
+
+struct pci_dev;
+struct hardware_path;
+
+/* drivers.c: */
+extern struct parisc_device *alloc_pa_dev(unsigned long hpa,
+ struct hardware_path *path);
+extern int register_parisc_device(struct parisc_device *dev);
+extern int register_parisc_driver(struct parisc_driver *driver);
+extern int count_parisc_driver(struct parisc_driver *driver);
+extern int unregister_parisc_driver(struct parisc_driver *driver);
+extern void walk_central_bus(void);
+extern const struct parisc_device *find_pa_parent_type(const struct parisc_device *, int);
+extern void print_parisc_devices(void);
+extern char *print_pa_hwpath(struct parisc_device *dev, char *path);
+extern char *print_pci_hwpath(struct pci_dev *dev, char *path);
+extern void get_pci_node_path(struct pci_dev *dev, struct hardware_path *path);
+extern void init_parisc_bus(void);
+extern struct device *hwpath_to_device(struct hardware_path *modpath);
+extern void device_to_hwpath(struct device *dev, struct hardware_path *path);
+extern int machine_has_merced_bus(void);
+
+/* inventory.c: */
+extern void do_memory_inventory(void);
+extern void do_device_inventory(void);
+
+#endif /* _PARISC_HARDWARE_H */