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-rw-r--r--kernel/arch/parisc/include/asm/pdc.h339
1 files changed, 339 insertions, 0 deletions
diff --git a/kernel/arch/parisc/include/asm/pdc.h b/kernel/arch/parisc/include/asm/pdc.h
new file mode 100644
index 000000000..7eb616e4b
--- /dev/null
+++ b/kernel/arch/parisc/include/asm/pdc.h
@@ -0,0 +1,339 @@
+#ifndef _PARISC_PDC_H
+#define _PARISC_PDC_H
+
+#include <uapi/asm/pdc.h>
+
+#if !defined(__ASSEMBLY__)
+
+extern int pdc_type;
+
+/* Values for pdc_type */
+#define PDC_TYPE_ILLEGAL -1
+#define PDC_TYPE_PAT 0 /* 64-bit PAT-PDC */
+#define PDC_TYPE_SYSTEM_MAP 1 /* 32-bit, but supports PDC_SYSTEM_MAP */
+#define PDC_TYPE_SNAKE 2 /* Doesn't support SYSTEM_MAP */
+
+struct pdc_chassis_info { /* for PDC_CHASSIS_INFO */
+ unsigned long actcnt; /* actual number of bytes returned */
+ unsigned long maxcnt; /* maximum number of bytes that could be returned */
+};
+
+struct pdc_coproc_cfg { /* for PDC_COPROC_CFG */
+ unsigned long ccr_functional;
+ unsigned long ccr_present;
+ unsigned long revision;
+ unsigned long model;
+};
+
+struct pdc_model { /* for PDC_MODEL */
+ unsigned long hversion;
+ unsigned long sversion;
+ unsigned long hw_id;
+ unsigned long boot_id;
+ unsigned long sw_id;
+ unsigned long sw_cap;
+ unsigned long arch_rev;
+ unsigned long pot_key;
+ unsigned long curr_key;
+};
+
+struct pdc_cache_cf { /* for PDC_CACHE (I/D-caches) */
+ unsigned long
+#ifdef CONFIG_64BIT
+ cc_padW:32,
+#endif
+ cc_alias: 4, /* alias boundaries for virtual addresses */
+ cc_block: 4, /* to determine most efficient stride */
+ cc_line : 3, /* maximum amount written back as a result of store (multiple of 16 bytes) */
+ cc_shift: 2, /* how much to shift cc_block left */
+ cc_wt : 1, /* 0 = WT-Dcache, 1 = WB-Dcache */
+ cc_sh : 2, /* 0 = separate I/D-cache, else shared I/D-cache */
+ cc_cst : 3, /* 0 = incoherent D-cache, 1=coherent D-cache */
+ cc_pad1 : 10, /* reserved */
+ cc_hv : 3; /* hversion dependent */
+};
+
+struct pdc_tlb_cf { /* for PDC_CACHE (I/D-TLB's) */
+ unsigned long tc_pad0:12, /* reserved */
+#ifdef CONFIG_64BIT
+ tc_padW:32,
+#endif
+ tc_sh : 2, /* 0 = separate I/D-TLB, else shared I/D-TLB */
+ tc_hv : 1, /* HV */
+ tc_page : 1, /* 0 = 2K page-size-machine, 1 = 4k page size */
+ tc_cst : 3, /* 0 = incoherent operations, else coherent operations */
+ tc_aid : 5, /* ITLB: width of access ids of processor (encoded!) */
+ tc_pad1 : 8; /* ITLB: width of space-registers (encoded) */
+};
+
+struct pdc_cache_info { /* main-PDC_CACHE-structure (caches & TLB's) */
+ /* I-cache */
+ unsigned long ic_size; /* size in bytes */
+ struct pdc_cache_cf ic_conf; /* configuration */
+ unsigned long ic_base; /* base-addr */
+ unsigned long ic_stride;
+ unsigned long ic_count;
+ unsigned long ic_loop;
+ /* D-cache */
+ unsigned long dc_size; /* size in bytes */
+ struct pdc_cache_cf dc_conf; /* configuration */
+ unsigned long dc_base; /* base-addr */
+ unsigned long dc_stride;
+ unsigned long dc_count;
+ unsigned long dc_loop;
+ /* Instruction-TLB */
+ unsigned long it_size; /* number of entries in I-TLB */
+ struct pdc_tlb_cf it_conf; /* I-TLB-configuration */
+ unsigned long it_sp_base;
+ unsigned long it_sp_stride;
+ unsigned long it_sp_count;
+ unsigned long it_off_base;
+ unsigned long it_off_stride;
+ unsigned long it_off_count;
+ unsigned long it_loop;
+ /* data-TLB */
+ unsigned long dt_size; /* number of entries in D-TLB */
+ struct pdc_tlb_cf dt_conf; /* D-TLB-configuration */
+ unsigned long dt_sp_base;
+ unsigned long dt_sp_stride;
+ unsigned long dt_sp_count;
+ unsigned long dt_off_base;
+ unsigned long dt_off_stride;
+ unsigned long dt_off_count;
+ unsigned long dt_loop;
+};
+
+#if 0
+/* If you start using the next struct, you'll have to adjust it to
+ * work with 64-bit firmware I think -PB
+ */
+struct pdc_iodc { /* PDC_IODC */
+ unsigned char hversion_model;
+ unsigned char hversion;
+ unsigned char spa;
+ unsigned char type;
+ unsigned int sversion_rev:4;
+ unsigned int sversion_model:19;
+ unsigned int sversion_opt:8;
+ unsigned char rev;
+ unsigned char dep;
+ unsigned char features;
+ unsigned char pad1;
+ unsigned int checksum:16;
+ unsigned int length:16;
+ unsigned int pad[15];
+} __attribute__((aligned(8))) ;
+#endif
+
+#ifndef CONFIG_PA20
+/* no BLTBs in pa2.0 processors */
+struct pdc_btlb_info_range {
+ __u8 res00;
+ __u8 num_i;
+ __u8 num_d;
+ __u8 num_comb;
+};
+
+struct pdc_btlb_info { /* PDC_BLOCK_TLB, return of PDC_BTLB_INFO */
+ unsigned int min_size; /* minimum size of BTLB in pages */
+ unsigned int max_size; /* maximum size of BTLB in pages */
+ struct pdc_btlb_info_range fixed_range_info;
+ struct pdc_btlb_info_range variable_range_info;
+};
+
+#endif /* !CONFIG_PA20 */
+
+#ifdef CONFIG_64BIT
+struct pdc_memory_table_raddr { /* PDC_MEM/PDC_MEM_TABLE (return info) */
+ unsigned long entries_returned;
+ unsigned long entries_total;
+};
+
+struct pdc_memory_table { /* PDC_MEM/PDC_MEM_TABLE (arguments) */
+ unsigned long paddr;
+ unsigned int pages;
+ unsigned int reserved;
+};
+#endif /* CONFIG_64BIT */
+
+struct pdc_system_map_mod_info { /* PDC_SYSTEM_MAP/FIND_MODULE */
+ unsigned long mod_addr;
+ unsigned long mod_pgs;
+ unsigned long add_addrs;
+};
+
+struct pdc_system_map_addr_info { /* PDC_SYSTEM_MAP/FIND_ADDRESS */
+ unsigned long mod_addr;
+ unsigned long mod_pgs;
+};
+
+struct pdc_initiator { /* PDC_INITIATOR */
+ int host_id;
+ int factor;
+ int width;
+ int mode;
+};
+
+struct hardware_path {
+ char flags; /* see bit definitions below */
+ char bc[6]; /* Bus Converter routing info to a specific */
+ /* I/O adaptor (< 0 means none, > 63 resvd) */
+ char mod; /* fixed field of specified module */
+};
+
+/*
+ * Device path specifications used by PDC.
+ */
+struct pdc_module_path {
+ struct hardware_path path;
+ unsigned int layers[6]; /* device-specific info (ctlr #, unit # ...) */
+};
+
+#ifndef CONFIG_PA20
+/* Only used on some pre-PA2.0 boxes */
+struct pdc_memory_map { /* PDC_MEMORY_MAP */
+ unsigned long hpa; /* mod's register set address */
+ unsigned long more_pgs; /* number of additional I/O pgs */
+};
+#endif
+
+struct pdc_tod {
+ unsigned long tod_sec;
+ unsigned long tod_usec;
+};
+
+/* architected results from PDC_PIM/transfer hpmc on a PA1.1 machine */
+
+struct pdc_hpmc_pim_11 { /* PDC_PIM */
+ __u32 gr[32];
+ __u32 cr[32];
+ __u32 sr[8];
+ __u32 iasq_back;
+ __u32 iaoq_back;
+ __u32 check_type;
+ __u32 cpu_state;
+ __u32 rsvd1;
+ __u32 cache_check;
+ __u32 tlb_check;
+ __u32 bus_check;
+ __u32 assists_check;
+ __u32 rsvd2;
+ __u32 assist_state;
+ __u32 responder_addr;
+ __u32 requestor_addr;
+ __u32 path_info;
+ __u64 fr[32];
+};
+
+/*
+ * architected results from PDC_PIM/transfer hpmc on a PA2.0 machine
+ *
+ * Note that PDC_PIM doesn't care whether or not wide mode was enabled
+ * so the results are different on PA1.1 vs. PA2.0 when in narrow mode.
+ *
+ * Note also that there are unarchitected results available, which
+ * are hversion dependent. Do a "ser pim 0 hpmc" after rebooting, since
+ * the firmware is probably the best way of printing hversion dependent
+ * data.
+ */
+
+struct pdc_hpmc_pim_20 { /* PDC_PIM */
+ __u64 gr[32];
+ __u64 cr[32];
+ __u64 sr[8];
+ __u64 iasq_back;
+ __u64 iaoq_back;
+ __u32 check_type;
+ __u32 cpu_state;
+ __u32 cache_check;
+ __u32 tlb_check;
+ __u32 bus_check;
+ __u32 assists_check;
+ __u32 assist_state;
+ __u32 path_info;
+ __u64 responder_addr;
+ __u64 requestor_addr;
+ __u64 fr[32];
+};
+
+void pdc_console_init(void); /* in pdc_console.c */
+void pdc_console_restart(void);
+
+void setup_pdc(void); /* in inventory.c */
+
+/* wrapper-functions from pdc.c */
+
+int pdc_add_valid(unsigned long address);
+int pdc_chassis_info(struct pdc_chassis_info *chassis_info, void *led_info, unsigned long len);
+int pdc_chassis_disp(unsigned long disp);
+int pdc_chassis_warn(unsigned long *warn);
+int pdc_coproc_cfg(struct pdc_coproc_cfg *pdc_coproc_info);
+int pdc_coproc_cfg_unlocked(struct pdc_coproc_cfg *pdc_coproc_info);
+int pdc_iodc_read(unsigned long *actcnt, unsigned long hpa, unsigned int index,
+ void *iodc_data, unsigned int iodc_data_size);
+int pdc_system_map_find_mods(struct pdc_system_map_mod_info *pdc_mod_info,
+ struct pdc_module_path *mod_path, long mod_index);
+int pdc_system_map_find_addrs(struct pdc_system_map_addr_info *pdc_addr_info,
+ long mod_index, long addr_index);
+int pdc_model_info(struct pdc_model *model);
+int pdc_model_sysmodel(char *name);
+int pdc_model_cpuid(unsigned long *cpu_id);
+int pdc_model_versions(unsigned long *versions, int id);
+int pdc_model_capabilities(unsigned long *capabilities);
+int pdc_cache_info(struct pdc_cache_info *cache);
+int pdc_spaceid_bits(unsigned long *space_bits);
+#ifndef CONFIG_PA20
+int pdc_btlb_info(struct pdc_btlb_info *btlb);
+int pdc_mem_map_hpa(struct pdc_memory_map *r_addr, struct pdc_module_path *mod_path);
+#endif /* !CONFIG_PA20 */
+int pdc_lan_station_id(char *lan_addr, unsigned long net_hpa);
+
+int pdc_stable_read(unsigned long staddr, void *memaddr, unsigned long count);
+int pdc_stable_write(unsigned long staddr, void *memaddr, unsigned long count);
+int pdc_stable_get_size(unsigned long *size);
+int pdc_stable_verify_contents(void);
+int pdc_stable_initialize(void);
+
+int pdc_pci_irt_size(unsigned long *num_entries, unsigned long hpa);
+int pdc_pci_irt(unsigned long num_entries, unsigned long hpa, void *tbl);
+
+int pdc_get_initiator(struct hardware_path *, struct pdc_initiator *);
+int pdc_tod_read(struct pdc_tod *tod);
+int pdc_tod_set(unsigned long sec, unsigned long usec);
+
+#ifdef CONFIG_64BIT
+int pdc_mem_mem_table(struct pdc_memory_table_raddr *r_addr,
+ struct pdc_memory_table *tbl, unsigned long entries);
+#endif
+
+void set_firmware_width(void);
+void set_firmware_width_unlocked(void);
+int pdc_do_firm_test_reset(unsigned long ftc_bitmap);
+int pdc_do_reset(void);
+int pdc_soft_power_info(unsigned long *power_reg);
+int pdc_soft_power_button(int sw_control);
+void pdc_io_reset(void);
+void pdc_io_reset_devices(void);
+int pdc_iodc_getc(void);
+int pdc_iodc_print(const unsigned char *str, unsigned count);
+
+void pdc_emergency_unlock(void);
+int pdc_sti_call(unsigned long func, unsigned long flags,
+ unsigned long inptr, unsigned long outputr,
+ unsigned long glob_cfg);
+
+static inline char * os_id_to_string(u16 os_id) {
+ switch(os_id) {
+ case OS_ID_NONE: return "No OS";
+ case OS_ID_HPUX: return "HP-UX";
+ case OS_ID_MPEXL: return "MPE-iX";
+ case OS_ID_OSF: return "OSF";
+ case OS_ID_HPRT: return "HP-RT";
+ case OS_ID_NOVEL: return "Novell Netware";
+ case OS_ID_LINUX: return "Linux";
+ default: return "Unknown";
+ }
+}
+
+#endif /* !defined(__ASSEMBLY__) */
+#endif /* _PARISC_PDC_H */