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Diffstat (limited to 'include/asm-ia64/sn/sn_sal.h')
| -rw-r--r-- | include/asm-ia64/sn/sn_sal.h | 1188 |
1 files changed, 0 insertions, 1188 deletions
diff --git a/include/asm-ia64/sn/sn_sal.h b/include/asm-ia64/sn/sn_sal.h deleted file mode 100644 index 676b31a08c61..000000000000 --- a/include/asm-ia64/sn/sn_sal.h +++ /dev/null @@ -1,1188 +0,0 @@ -#ifndef _ASM_IA64_SN_SN_SAL_H -#define _ASM_IA64_SN_SN_SAL_H - -/* - * System Abstraction Layer definitions for IA64 - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (c) 2000-2006 Silicon Graphics, Inc. All rights reserved. - */ - - -#include <asm/sal.h> -#include <asm/sn/sn_cpuid.h> -#include <asm/sn/arch.h> -#include <asm/sn/geo.h> -#include <asm/sn/nodepda.h> -#include <asm/sn/shub_mmr.h> - -// SGI Specific Calls -#define SN_SAL_POD_MODE 0x02000001 -#define SN_SAL_SYSTEM_RESET 0x02000002 -#define SN_SAL_PROBE 0x02000003 -#define SN_SAL_GET_MASTER_NASID 0x02000004 -#define SN_SAL_GET_KLCONFIG_ADDR 0x02000005 -#define SN_SAL_LOG_CE 0x02000006 -#define SN_SAL_REGISTER_CE 0x02000007 -#define SN_SAL_GET_PARTITION_ADDR 0x02000009 -#define SN_SAL_XP_ADDR_REGION 0x0200000f -#define SN_SAL_NO_FAULT_ZONE_VIRTUAL 0x02000010 -#define SN_SAL_NO_FAULT_ZONE_PHYSICAL 0x02000011 -#define SN_SAL_PRINT_ERROR 0x02000012 -#define SN_SAL_REGISTER_PMI_HANDLER 0x02000014 -#define SN_SAL_SET_ERROR_HANDLING_FEATURES 0x0200001a // reentrant -#define SN_SAL_GET_FIT_COMPT 0x0200001b // reentrant -#define SN_SAL_GET_SAPIC_INFO 0x0200001d -#define SN_SAL_GET_SN_INFO 0x0200001e -#define SN_SAL_CONSOLE_PUTC 0x02000021 -#define SN_SAL_CONSOLE_GETC 0x02000022 -#define SN_SAL_CONSOLE_PUTS 0x02000023 -#define SN_SAL_CONSOLE_GETS 0x02000024 -#define SN_SAL_CONSOLE_GETS_TIMEOUT 0x02000025 -#define SN_SAL_CONSOLE_POLL 0x02000026 -#define SN_SAL_CONSOLE_INTR 0x02000027 -#define SN_SAL_CONSOLE_PUTB 0x02000028 -#define SN_SAL_CONSOLE_XMIT_CHARS 0x0200002a -#define SN_SAL_CONSOLE_READC 0x0200002b -#define SN_SAL_SYSCTL_OP 0x02000030 -#define SN_SAL_SYSCTL_MODID_GET 0x02000031 -#define SN_SAL_SYSCTL_GET 0x02000032 -#define SN_SAL_SYSCTL_IOBRICK_MODULE_GET 0x02000033 -#define SN_SAL_SYSCTL_IO_PORTSPEED_GET 0x02000035 -#define SN_SAL_SYSCTL_SLAB_GET 0x02000036 -#define SN_SAL_BUS_CONFIG 0x02000037 -#define SN_SAL_SYS_SERIAL_GET 0x02000038 -#define SN_SAL_PARTITION_SERIAL_GET 0x02000039 -#define SN_SAL_SYSCTL_PARTITION_GET 0x0200003a -#define SN_SAL_SYSTEM_POWER_DOWN 0x0200003b -#define SN_SAL_GET_MASTER_BASEIO_NASID 0x0200003c -#define SN_SAL_COHERENCE 0x0200003d -#define SN_SAL_MEMPROTECT 0x0200003e -#define SN_SAL_SYSCTL_FRU_CAPTURE 0x0200003f - -#define SN_SAL_SYSCTL_IOBRICK_PCI_OP 0x02000042 // reentrant -#define SN_SAL_IROUTER_OP 0x02000043 -#define SN_SAL_SYSCTL_EVENT 0x02000044 -#define SN_SAL_IOIF_INTERRUPT 0x0200004a -#define SN_SAL_HWPERF_OP 0x02000050 // lock -#define SN_SAL_IOIF_ERROR_INTERRUPT 0x02000051 -#define SN_SAL_IOIF_PCI_SAFE 0x02000052 -#define SN_SAL_IOIF_SLOT_ENABLE 0x02000053 -#define SN_SAL_IOIF_SLOT_DISABLE 0x02000054 -#define SN_SAL_IOIF_GET_HUBDEV_INFO 0x02000055 -#define SN_SAL_IOIF_GET_PCIBUS_INFO 0x02000056 -#define SN_SAL_IOIF_GET_PCIDEV_INFO 0x02000057 -#define SN_SAL_IOIF_GET_WIDGET_DMAFLUSH_LIST 0x02000058 // deprecated -#define SN_SAL_IOIF_GET_DEVICE_DMAFLUSH_LIST 0x0200005a - -#define SN_SAL_IOIF_INIT 0x0200005f -#define SN_SAL_HUB_ERROR_INTERRUPT 0x02000060 -#define SN_SAL_BTE_RECOVER 0x02000061 -#define SN_SAL_RESERVED_DO_NOT_USE 0x02000062 -#define SN_SAL_IOIF_GET_PCI_TOPOLOGY 0x02000064 - -#define SN_SAL_GET_PROM_FEATURE_SET 0x02000065 -#define SN_SAL_SET_OS_FEATURE_SET 0x02000066 -#define SN_SAL_INJECT_ERROR 0x02000067 -#define SN_SAL_SET_CPU_NUMBER 0x02000068 - -#define SN_SAL_KERNEL_LAUNCH_EVENT 0x02000069 - -/* - * Service-specific constants - */ - -/* Console interrupt manipulation */ - /* action codes */ -#define SAL_CONSOLE_INTR_OFF 0 /* turn the interrupt off */ -#define SAL_CONSOLE_INTR_ON 1 /* turn the interrupt on */ -#define SAL_CONSOLE_INTR_STATUS 2 /* retrieve the interrupt status */ - /* interrupt specification & status return codes */ -#define SAL_CONSOLE_INTR_XMIT 1 /* output interrupt */ -#define SAL_CONSOLE_INTR_RECV 2 /* input interrupt */ - -/* interrupt handling */ -#define SAL_INTR_ALLOC 1 -#define SAL_INTR_FREE 2 -#define SAL_INTR_REDIRECT 3 - -/* - * operations available on the generic SN_SAL_SYSCTL_OP - * runtime service - */ -#define SAL_SYSCTL_OP_IOBOARD 0x0001 /* retrieve board type */ -#define SAL_SYSCTL_OP_TIO_JLCK_RST 0x0002 /* issue TIO clock reset */ - -/* - * IRouter (i.e. generalized system controller) operations - */ -#define SAL_IROUTER_OPEN 0 /* open a subchannel */ -#define SAL_IROUTER_CLOSE 1 /* close a subchannel */ -#define SAL_IROUTER_SEND 2 /* send part of an IRouter packet */ -#define SAL_IROUTER_RECV 3 /* receive part of an IRouter packet */ -#define SAL_IROUTER_INTR_STATUS 4 /* check the interrupt status for - * an open subchannel - */ -#define SAL_IROUTER_INTR_ON 5 /* enable an interrupt */ -#define SAL_IROUTER_INTR_OFF 6 /* disable an interrupt */ -#define SAL_IROUTER_INIT 7 /* initialize IRouter driver */ - -/* IRouter interrupt mask bits */ -#define SAL_IROUTER_INTR_XMIT SAL_CONSOLE_INTR_XMIT -#define SAL_IROUTER_INTR_RECV SAL_CONSOLE_INTR_RECV - -/* - * Error Handling Features - */ -#define SAL_ERR_FEAT_MCA_SLV_TO_OS_INIT_SLV 0x1 // obsolete -#define SAL_ERR_FEAT_LOG_SBES 0x2 // obsolete -#define SAL_ERR_FEAT_MFR_OVERRIDE 0x4 -#define SAL_ERR_FEAT_SBE_THRESHOLD 0xffff0000 - -/* - * SAL Error Codes - */ -#define SALRET_MORE_PASSES 1 -#define SALRET_OK 0 -#define SALRET_NOT_IMPLEMENTED (-1) -#define SALRET_INVALID_ARG (-2) -#define SALRET_ERROR (-3) - -#define SN_SAL_FAKE_PROM 0x02009999 - -/** - * sn_sal_revision - get the SGI SAL revision number - * - * The SGI PROM stores its version in the sal_[ab]_rev_(major|minor). - * This routine simply extracts the major and minor values and - * presents them in a u32 format. - * - * For example, version 4.05 would be represented at 0x0405. - */ -static inline u32 -sn_sal_rev(void) -{ - struct ia64_sal_systab *systab = __va(efi.sal_systab); - - return (u32)(systab->sal_b_rev_major << 8 | systab->sal_b_rev_minor); -} - -/* - * Returns the master console nasid, if the call fails, return an illegal - * value. - */ -static inline u64 -ia64_sn_get_console_nasid(void) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL(ret_stuff, SN_SAL_GET_MASTER_NASID, 0, 0, 0, 0, 0, 0, 0); - - if (ret_stuff.status < 0) - return ret_stuff.status; - - /* Master console nasid is in 'v0' */ - return ret_stuff.v0; -} - -/* - * Returns the master baseio nasid, if the call fails, return an illegal - * value. - */ -static inline u64 -ia64_sn_get_master_baseio_nasid(void) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL(ret_stuff, SN_SAL_GET_MASTER_BASEIO_NASID, 0, 0, 0, 0, 0, 0, 0); - - if (ret_stuff.status < 0) - return ret_stuff.status; - - /* Master baseio nasid is in 'v0' */ - return ret_stuff.v0; -} - -static inline void * -ia64_sn_get_klconfig_addr(nasid_t nasid) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL(ret_stuff, SN_SAL_GET_KLCONFIG_ADDR, (u64)nasid, 0, 0, 0, 0, 0, 0); - return ret_stuff.v0 ? __va(ret_stuff.v0) : NULL; -} - -/* - * Returns the next console character. - */ -static inline u64 -ia64_sn_console_getc(int *ch) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_CONSOLE_GETC, 0, 0, 0, 0, 0, 0, 0); - - /* character is in 'v0' */ - *ch = (int)ret_stuff.v0; - - return ret_stuff.status; -} - -/* - * Read a character from the SAL console device, after a previous interrupt - * or poll operation has given us to know that a character is available - * to be read. - */ -static inline u64 -ia64_sn_console_readc(void) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_CONSOLE_READC, 0, 0, 0, 0, 0, 0, 0); - - /* character is in 'v0' */ - return ret_stuff.v0; -} - -/* - * Sends the given character to the console. - */ -static inline u64 -ia64_sn_console_putc(char ch) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_CONSOLE_PUTC, (u64)ch, 0, 0, 0, 0, 0, 0); - - return ret_stuff.status; -} - -/* - * Sends the given buffer to the console. - */ -static inline u64 -ia64_sn_console_putb(const char *buf, int len) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_CONSOLE_PUTB, (u64)buf, (u64)len, 0, 0, 0, 0, 0); - - if ( ret_stuff.status == 0 ) { - return ret_stuff.v0; - } - return (u64)0; -} - -/* - * Print a platform error record - */ -static inline u64 -ia64_sn_plat_specific_err_print(int (*hook)(const char*, ...), char *rec) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL_REENTRANT(ret_stuff, SN_SAL_PRINT_ERROR, (u64)hook, (u64)rec, 0, 0, 0, 0, 0); - - return ret_stuff.status; -} - -/* - * Check for Platform errors - */ -static inline u64 -ia64_sn_plat_cpei_handler(void) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_LOG_CE, 0, 0, 0, 0, 0, 0, 0); - - return ret_stuff.status; -} - -/* - * Set Error Handling Features (Obsolete) - */ -static inline u64 -ia64_sn_plat_set_error_handling_features(void) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL_REENTRANT(ret_stuff, SN_SAL_SET_ERROR_HANDLING_FEATURES, - SAL_ERR_FEAT_LOG_SBES, - 0, 0, 0, 0, 0, 0); - - return ret_stuff.status; -} - -/* - * Checks for console input. - */ -static inline u64 -ia64_sn_console_check(int *result) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_CONSOLE_POLL, 0, 0, 0, 0, 0, 0, 0); - - /* result is in 'v0' */ - *result = (int)ret_stuff.v0; - - return ret_stuff.status; -} - -/* - * Checks console interrupt status - */ -static inline u64 -ia64_sn_console_intr_status(void) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_CONSOLE_INTR, - 0, SAL_CONSOLE_INTR_STATUS, - 0, 0, 0, 0, 0); - - if (ret_stuff.status == 0) { - return ret_stuff.v0; - } - - return 0; -} - -/* - * Enable an interrupt on the SAL console device. - */ -static inline void -ia64_sn_console_intr_enable(u64 intr) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_CONSOLE_INTR, - intr, SAL_CONSOLE_INTR_ON, - 0, 0, 0, 0, 0); -} - -/* - * Disable an interrupt on the SAL console device. - */ -static inline void -ia64_sn_console_intr_disable(u64 intr) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_CONSOLE_INTR, - intr, SAL_CONSOLE_INTR_OFF, - 0, 0, 0, 0, 0); -} - -/* - * Sends a character buffer to the console asynchronously. - */ -static inline u64 -ia64_sn_console_xmit_chars(char *buf, int len) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_CONSOLE_XMIT_CHARS, - (u64)buf, (u64)len, - 0, 0, 0, 0, 0); - - if (ret_stuff.status == 0) { - return ret_stuff.v0; - } - - return 0; -} - -/* - * Returns the iobrick module Id - */ -static inline u64 -ia64_sn_sysctl_iobrick_module_get(nasid_t nasid, int *result) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_SYSCTL_IOBRICK_MODULE_GET, nasid, 0, 0, 0, 0, 0, 0); - - /* result is in 'v0' */ - *result = (int)ret_stuff.v0; - - return ret_stuff.status; -} - -/** - * ia64_sn_pod_mode - call the SN_SAL_POD_MODE function - * - * SN_SAL_POD_MODE actually takes an argument, but it's always - * 0 when we call it from the kernel, so we don't have to expose - * it to the caller. - */ -static inline u64 -ia64_sn_pod_mode(void) -{ - struct ia64_sal_retval isrv; - SAL_CALL_REENTRANT(isrv, SN_SAL_POD_MODE, 0, 0, 0, 0, 0, 0, 0); - if (isrv.status) - return 0; - return isrv.v0; -} - -/** - * ia64_sn_probe_mem - read from memory safely - * @addr: address to probe - * @size: number bytes to read (1,2,4,8) - * @data_ptr: address to store value read by probe (-1 returned if probe fails) - * - * Call into the SAL to do a memory read. If the read generates a machine - * check, this routine will recover gracefully and return -1 to the caller. - * @addr is usually a kernel virtual address in uncached space (i.e. the - * address starts with 0xc), but if called in physical mode, @addr should - * be a physical address. - * - * Return values: - * 0 - probe successful - * 1 - probe failed (generated MCA) - * 2 - Bad arg - * <0 - PAL error - */ -static inline u64 -ia64_sn_probe_mem(long addr, long size, void *data_ptr) -{ - struct ia64_sal_retval isrv; - - SAL_CALL(isrv, SN_SAL_PROBE, addr, size, 0, 0, 0, 0, 0); - - if (data_ptr) { - switch (size) { - case 1: - *((u8*)data_ptr) = (u8)isrv.v0; - break; - case 2: - *((u16*)data_ptr) = (u16)isrv.v0; - break; - case 4: - *((u32*)data_ptr) = (u32)isrv.v0; - break; - case 8: - *((u64*)data_ptr) = (u64)isrv.v0; - break; - default: - isrv.status = 2; - } - } - return isrv.status; -} - -/* - * Retrieve the system serial number as an ASCII string. - */ -static inline u64 -ia64_sn_sys_serial_get(char *buf) -{ - struct ia64_sal_retval ret_stuff; - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_SYS_SERIAL_GET, buf, 0, 0, 0, 0, 0, 0); - return ret_stuff.status; -} - -extern char sn_system_serial_number_string[]; -extern u64 sn_partition_serial_number; - -static inline char * -sn_system_serial_number(void) { - if (sn_system_serial_number_string[0]) { - return(sn_system_serial_number_string); - } else { - ia64_sn_sys_serial_get(sn_system_serial_number_string); - return(sn_system_serial_number_string); - } -} - - -/* - * Returns a unique id number for this system and partition (suitable for - * use with license managers), based in part on the system serial number. - */ -static inline u64 -ia64_sn_partition_serial_get(void) -{ - struct ia64_sal_retval ret_stuff; - ia64_sal_oemcall_reentrant(&ret_stuff, SN_SAL_PARTITION_SERIAL_GET, 0, - 0, 0, 0, 0, 0, 0); - if (ret_stuff.status != 0) - return 0; - return ret_stuff.v0; -} - -static inline u64 -sn_partition_serial_number_val(void) { - if (unlikely(sn_partition_serial_number == 0)) { - sn_partition_serial_number = ia64_sn_partition_serial_get(); - } - return sn_partition_serial_number; -} - -/* - * Returns the partition id of the nasid passed in as an argument, - * or INVALID_PARTID if the partition id cannot be retrieved. - */ -static inline partid_t -ia64_sn_sysctl_partition_get(nasid_t nasid) -{ - struct ia64_sal_retval ret_stuff; - SAL_CALL(ret_stuff, SN_SAL_SYSCTL_PARTITION_GET, nasid, - 0, 0, 0, 0, 0, 0); - if (ret_stuff.status != 0) - return -1; - return ((partid_t)ret_stuff.v0); -} - -/* - * Returns the physical address of the partition's reserved page through - * an iterative number of calls. - * - * On first call, 'cookie' and 'len' should be set to 0, and 'addr' - * set to the nasid of the partition whose reserved page's address is - * being sought. - * On subsequent calls, pass the values, that were passed back on the - * previous call. - * - * While the return status equals SALRET_MORE_PASSES, keep calling - * this function after first copying 'len' bytes starting at 'addr' - * into 'buf'. Once the return status equals SALRET_OK, 'addr' will - * be the physical address of the partition's reserved page. If the - * return status equals neither of these, an error as occurred. - */ -static inline s64 -sn_partition_reserved_page_pa(u64 buf, u64 *cookie, u64 *addr, u64 *len) -{ - struct ia64_sal_retval rv; - ia64_sal_oemcall_reentrant(&rv, SN_SAL_GET_PARTITION_ADDR, *cookie, - *addr, buf, *len, 0, 0, 0); - *cookie = rv.v0; - *addr = rv.v1; - *len = rv.v2; - return rv.status; -} - -/* - * Register or unregister a physical address range being referenced across - * a partition boundary for which certain SAL errors should be scanned for, - * cleaned up and ignored. This is of value for kernel partitioning code only. - * Values for the operation argument: - * 1 = register this address range with SAL - * 0 = unregister this address range with SAL - * - * SAL maintains a reference count on an address range in case it is registered - * multiple times. - * - * On success, returns the reference count of the address range after the SAL - * call has performed the current registration/unregistration. Returns a - * negative value if an error occurred. - */ -static inline int -sn_register_xp_addr_region(u64 paddr, u64 len, int operation) -{ - struct ia64_sal_retval ret_stuff; - ia64_sal_oemcall(&ret_stuff, SN_SAL_XP_ADDR_REGION, paddr, len, - (u64)operation, 0, 0, 0, 0); - return ret_stuff.status; -} - -/* - * Register or unregister an instruction range for which SAL errors should - * be ignored. If an error occurs while in the registered range, SAL jumps - * to return_addr after ignoring the error. Values for the operation argument: - * 1 = register this instruction range with SAL - * 0 = unregister this instruction range with SAL - * - * Returns 0 on success, or a negative value if an error occurred. - */ -static inline int -sn_register_nofault_code(u64 start_addr, u64 end_addr, u64 return_addr, - int virtual, int operation) -{ - struct ia64_sal_retval ret_stuff; - u64 call; - if (virtual) { - call = SN_SAL_NO_FAULT_ZONE_VIRTUAL; - } else { - call = SN_SAL_NO_FAULT_ZONE_PHYSICAL; - } - ia64_sal_oemcall(&ret_stuff, call, start_addr, end_addr, return_addr, - (u64)1, 0, 0, 0); - return ret_stuff.status; -} - -/* - * Register or unregister a function to handle a PMI received by a CPU. - * Before calling the registered handler, SAL sets r1 to the value that - * was passed in as the global_pointer. - * - * If the handler pointer is NULL, then the currently registered handler - * will be unregistered. - * - * Returns 0 on success, or a negative value if an error occurred. - */ -static inline int -sn_register_pmi_handler(u64 handler, u64 global_pointer) -{ - struct ia64_sal_retval ret_stuff; - ia64_sal_oemcall(&ret_stuff, SN_SAL_REGISTER_PMI_HANDLER, handler, - global_pointer, 0, 0, 0, 0, 0); - return ret_stuff.status; -} - -/* - * Change or query the coherence domain for this partition. Each cpu-based - * nasid is represented by a bit in an array of 64-bit words: - * 0 = not in this partition's coherency domain - * 1 = in this partition's coherency domain - * - * It is not possible for the local system's nasids to be removed from - * the coherency domain. Purpose of the domain arguments: - * new_domain = set the coherence domain to the given nasids - * old_domain = return the current coherence domain - * - * Returns 0 on success, or a negative value if an error occurred. - */ -static inline int -sn_change_coherence(u64 *new_domain, u64 *old_domain) -{ - struct ia64_sal_retval ret_stuff; - ia64_sal_oemcall_nolock(&ret_stuff, SN_SAL_COHERENCE, (u64)new_domain, - (u64)old_domain, 0, 0, 0, 0, 0); - return ret_stuff.status; -} - -/* - * Change memory access protections for a physical address range. - * nasid_array is not used on Altix, but may be in future architectures. - * Available memory protection access classes are defined after the function. - */ -static inline int -sn_change_memprotect(u64 paddr, u64 len, u64 perms, u64 *nasid_array) -{ - struct ia64_sal_retval ret_stuff; - - ia64_sal_oemcall_nolock(&ret_stuff, SN_SAL_MEMPROTECT, paddr, len, - (u64)nasid_array, perms, 0, 0, 0); - return ret_stuff.status; -} -#define SN_MEMPROT_ACCESS_CLASS_0 0x14a080 -#define SN_MEMPROT_ACCESS_CLASS_1 0x2520c2 -#define SN_MEMPROT_ACCESS_CLASS_2 0x14a1ca -#define SN_MEMPROT_ACCESS_CLASS_3 0x14a290 -#define SN_MEMPROT_ACCESS_CLASS_6 0x084080 -#define SN_MEMPROT_ACCESS_CLASS_7 0x021080 - -/* - * Turns off system power. - */ -static inline void -ia64_sn_power_down(void) -{ - struct ia64_sal_retval ret_stuff; - SAL_CALL(ret_stuff, SN_SAL_SYSTEM_POWER_DOWN, 0, 0, 0, 0, 0, 0, 0); - while(1) - cpu_relax(); - /* never returns */ -} - -/** - * ia64_sn_fru_capture - tell the system controller to capture hw state - * - * This routine will call the SAL which will tell the system controller(s) - * to capture hw mmr information from each SHub in the system. - */ -static inline u64 -ia64_sn_fru_capture(void) -{ - struct ia64_sal_retval isrv; - SAL_CALL(isrv, SN_SAL_SYSCTL_FRU_CAPTURE, 0, 0, 0, 0, 0, 0, 0); - if (isrv.status) - return 0; - return isrv.v0; -} - -/* - * Performs an operation on a PCI bus or slot -- power up, power down - * or reset. - */ -static inline u64 -ia64_sn_sysctl_iobrick_pci_op(nasid_t n, u64 connection_type, - u64 bus, char slot, - u64 action) -{ - struct ia64_sal_retval rv = {0, 0, 0, 0}; - - SAL_CALL_NOLOCK(rv, SN_SAL_SYSCTL_IOBRICK_PCI_OP, connection_type, n, action, - bus, (u64) slot, 0, 0); - if (rv.status) - return rv.v0; - return 0; -} - - -/* - * Open a subchannel for sending arbitrary data to the system - * controller network via the system controller device associated with - * 'nasid'. Return the subchannel number or a negative error code. - */ -static inline int -ia64_sn_irtr_open(nasid_t nasid) -{ - struct ia64_sal_retval rv; - SAL_CALL_REENTRANT(rv, SN_SAL_IROUTER_OP, SAL_IROUTER_OPEN, nasid, - 0, 0, 0, 0, 0); - return (int) rv.v0; -} - -/* - * Close system controller subchannel 'subch' previously opened on 'nasid'. - */ -static inline int -ia64_sn_irtr_close(nasid_t nasid, int subch) -{ - struct ia64_sal_retval rv; - SAL_CALL_REENTRANT(rv, SN_SAL_IROUTER_OP, SAL_IROUTER_CLOSE, - (u64) nasid, (u64) subch, 0, 0, 0, 0); - return (int) rv.status; -} - -/* - * Read data from system controller associated with 'nasid' on - * subchannel 'subch'. The buffer to be filled is pointed to by - * 'buf', and its capacity is in the integer pointed to by 'len'. The - * referent of 'len' is set to the number of bytes read by the SAL - * call. The return value is either SALRET_OK (for bytes read) or - * SALRET_ERROR (for error or "no data available"). - */ -static inline int -ia64_sn_irtr_recv(nasid_t nasid, int subch, char *buf, int *len) -{ - struct ia64_sal_retval rv; - SAL_CALL_REENTRANT(rv, SN_SAL_IROUTER_OP, SAL_IROUTER_RECV, - (u64) nasid, (u64) subch, (u64) buf, (u64) len, - 0, 0); - return (int) rv.status; -} - -/* - * Write data to the system controller network via the system - * controller associated with 'nasid' on suchannel 'subch'. The - * buffer to be written out is pointed to by 'buf', and 'len' is the - * number of bytes to be written. The return value is either the - * number of bytes written (which could be zero) or a negative error - * code. - */ -static inline int -ia64_sn_irtr_send(nasid_t nasid, int subch, char *buf, int len) -{ - struct ia64_sal_retval rv; - SAL_CALL_REENTRANT(rv, SN_SAL_IROUTER_OP, SAL_IROUTER_SEND, - (u64) nasid, (u64) subch, (u64) buf, (u64) len, - 0, 0); - return (int) rv.v0; -} - -/* - * Check whether any interrupts are pending for the system controller - * associated with 'nasid' and its subchannel 'subch'. The return - * value is a mask of pending interrupts (SAL_IROUTER_INTR_XMIT and/or - * SAL_IROUTER_INTR_RECV). - */ -static inline int -ia64_sn_irtr_intr(nasid_t nasid, int subch) -{ - struct ia64_sal_retval rv; - SAL_CALL_REENTRANT(rv, SN_SAL_IROUTER_OP, SAL_IROUTER_INTR_STATUS, - (u64) nasid, (u64) subch, 0, 0, 0, 0); - return (int) rv.v0; -} - -/* - * Enable the interrupt indicated by the intr parameter (either - * SAL_IROUTER_INTR_XMIT or SAL_IROUTER_INTR_RECV). - */ -static inline int -ia64_sn_irtr_intr_enable(nasid_t nasid, int subch, u64 intr) -{ - struct ia64_sal_retval rv; - SAL_CALL_REENTRANT(rv, SN_SAL_IROUTER_OP, SAL_IROUTER_INTR_ON, - (u64) nasid, (u64) subch, intr, 0, 0, 0); - return (int) rv.v0; -} - -/* - * Disable the interrupt indicated by the intr parameter (either - * SAL_IROUTER_INTR_XMIT or SAL_IROUTER_INTR_RECV). - */ -static inline int -ia64_sn_irtr_intr_disable(nasid_t nasid, int subch, u64 intr) -{ - struct ia64_sal_retval rv; - SAL_CALL_REENTRANT(rv, SN_SAL_IROUTER_OP, SAL_IROUTER_INTR_OFF, - (u64) nasid, (u64) subch, intr, 0, 0, 0); - return (int) rv.v0; -} - -/* - * Set up a node as the point of contact for system controller - * environmental event delivery. - */ -static inline int -ia64_sn_sysctl_event_init(nasid_t nasid) -{ - struct ia64_sal_retval rv; - SAL_CALL_REENTRANT(rv, SN_SAL_SYSCTL_EVENT, (u64) nasid, - 0, 0, 0, 0, 0, 0); - return (int) rv.v0; -} - -/* - * Ask the system controller on the specified nasid to reset - * the CX corelet clock. Only valid on TIO nodes. - */ -static inline int -ia64_sn_sysctl_tio_clock_reset(nasid_t nasid) -{ - struct ia64_sal_retval rv; - SAL_CALL_REENTRANT(rv, SN_SAL_SYSCTL_OP, SAL_SYSCTL_OP_TIO_JLCK_RST, - nasid, 0, 0, 0, 0, 0); - if (rv.status != 0) - return (int)rv.status; - if (rv.v0 != 0) - return (int)rv.v0; - - return 0; -} - -/* - * Get the associated ioboard type for a given nasid. - */ -static inline s64 -ia64_sn_sysctl_ioboard_get(nasid_t nasid, u16 *ioboard) -{ - struct ia64_sal_retval isrv; - SAL_CALL_REENTRANT(isrv, SN_SAL_SYSCTL_OP, SAL_SYSCTL_OP_IOBOARD, - nasid, 0, 0, 0, 0, 0); - if (isrv.v0 != 0) { - *ioboard = isrv.v0; - return isrv.status; - } - if (isrv.v1 != 0) { - *ioboard = isrv.v1; - return isrv.status; - } - - return isrv.status; -} - -/** - * ia64_sn_get_fit_compt - read a FIT entry from the PROM header - * @nasid: NASID of node to read - * @index: FIT entry index to be retrieved (0..n) - * @fitentry: 16 byte buffer where FIT entry will be stored. - * @banbuf: optional buffer for retrieving banner - * @banlen: length of banner buffer - * - * Access to the physical PROM chips needs to be serialized since reads and - * writes can't occur at the same time, so we need to call into the SAL when - * we want to look at the FIT entries on the chips. - * - * Returns: - * %SALRET_OK if ok - * %SALRET_INVALID_ARG if index too big - * %SALRET_NOT_IMPLEMENTED if running on older PROM - * ??? if nasid invalid OR banner buffer not large enough - */ -static inline int -ia64_sn_get_fit_compt(u64 nasid, u64 index, void *fitentry, void *banbuf, - u64 banlen) -{ - struct ia64_sal_retval rv; - SAL_CALL_NOLOCK(rv, SN_SAL_GET_FIT_COMPT, nasid, index, fitentry, - banbuf, banlen, 0, 0); - return (int) rv.status; -} - -/* - * Initialize the SAL components of the system controller - * communication driver; specifically pass in a sizable buffer that - * can be used for allocation of subchannel queues as new subchannels - * are opened. "buf" points to the buffer, and "len" specifies its - * length. - */ -static inline int -ia64_sn_irtr_init(nasid_t nasid, void *buf, int len) -{ - struct ia64_sal_retval rv; - SAL_CALL_REENTRANT(rv, SN_SAL_IROUTER_OP, SAL_IROUTER_INIT, - (u64) nasid, (u64) buf, (u64) len, 0, 0, 0); - return (int) rv.status; -} - -/* - * Returns the nasid, subnode & slice corresponding to a SAPIC ID - * - * In: - * arg0 - SN_SAL_GET_SAPIC_INFO - * arg1 - sapicid (lid >> 16) - * Out: - * v0 - nasid - * v1 - subnode - * v2 - slice - */ -static inline u64 -ia64_sn_get_sapic_info(int sapicid, int *nasid, int *subnode, int *slice) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_GET_SAPIC_INFO, sapicid, 0, 0, 0, 0, 0, 0); - -/***** BEGIN HACK - temp til old proms no longer supported ********/ - if (ret_stuff.status == SALRET_NOT_IMPLEMENTED) { - if (nasid) *nasid = sapicid & 0xfff; - if (subnode) *subnode = (sapicid >> 13) & 1; - if (slice) *slice = (sapicid >> 12) & 3; - return 0; - } -/***** END HACK *******/ - - if (ret_stuff.status < 0) - return ret_stuff.status; - - if (nasid) *nasid = (int) ret_stuff.v0; - if (subnode) *subnode = (int) ret_stuff.v1; - if (slice) *slice = (int) ret_stuff.v2; - return 0; -} - -/* - * Returns information about the HUB/SHUB. - * In: - * arg0 - SN_SAL_GET_SN_INFO - * arg1 - 0 (other values reserved for future use) - * Out: - * v0 - * [7:0] - shub type (0=shub1, 1=shub2) - * [15:8] - Log2 max number of nodes in entire system (includes - * C-bricks, I-bricks, etc) - * [23:16] - Log2 of nodes per sharing domain - * [31:24] - partition ID - * [39:32] - coherency_id - * [47:40] - regionsize - * v1 - * [15:0] - nasid mask (ex., 0x7ff for 11 bit nasid) - * [23:15] - bit position of low nasid bit - */ -static inline u64 -ia64_sn_get_sn_info(int fc, u8 *shubtype, u16 *nasid_bitmask, u8 *nasid_shift, - u8 *systemsize, u8 *sharing_domain_size, u8 *partid, u8 *coher, u8 *reg) -{ - struct ia64_sal_retval ret_stuff; - - ret_stuff.status = 0; - ret_stuff.v0 = 0; - ret_stuff.v1 = 0; - ret_stuff.v2 = 0; - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_GET_SN_INFO, fc, 0, 0, 0, 0, 0, 0); - -/***** BEGIN HACK - temp til old proms no longer supported ********/ - if (ret_stuff.status == SALRET_NOT_IMPLEMENTED) { - int nasid = get_sapicid() & 0xfff; -#define SH_SHUB_ID_NODES_PER_BIT_MASK 0x001f000000000000UL -#define SH_SHUB_ID_NODES_PER_BIT_SHFT 48 - if (shubtype) *shubtype = 0; - if (nasid_bitmask) *nasid_bitmask = 0x7ff; - if (nasid_shift) *nasid_shift = 38; - if (systemsize) *systemsize = 10; - if (sharing_domain_size) *sharing_domain_size = 8; - if (partid) *partid = ia64_sn_sysctl_partition_get(nasid); - if (coher) *coher = nasid >> 9; - if (reg) *reg = (HUB_L((u64 *) LOCAL_MMR_ADDR(SH1_SHUB_ID)) & SH_SHUB_ID_NODES_PER_BIT_MASK) >> - SH_SHUB_ID_NODES_PER_BIT_SHFT; - return 0; - } -/***** END HACK *******/ - - if (ret_stuff.status < 0) - return ret_stuff.status; - - if (shubtype) *shubtype = ret_stuff.v0 & 0xff; - if (systemsize) *systemsize = (ret_stuff.v0 >> 8) & 0xff; - if (sharing_domain_size) *sharing_domain_size = (ret_stuff.v0 >> 16) & 0xff; - if (partid) *partid = (ret_stuff.v0 >> 24) & 0xff; - if (coher) *coher = (ret_stuff.v0 >> 32) & 0xff; - if (reg) *reg = (ret_stuff.v0 >> 40) & 0xff; - if (nasid_bitmask) *nasid_bitmask = (ret_stuff.v1 & 0xffff); - if (nasid_shift) *nasid_shift = (ret_stuff.v1 >> 16) & 0xff; - return 0; -} - -/* - * This is the access point to the Altix PROM hardware performance - * and status monitoring interface. For info on using this, see - * include/asm-ia64/sn/sn2/sn_hwperf.h - */ -static inline int -ia64_sn_hwperf_op(nasid_t nasid, u64 opcode, u64 a0, u64 a1, u64 a2, - u64 a3, u64 a4, int *v0) -{ - struct ia64_sal_retval rv; - SAL_CALL_NOLOCK(rv, SN_SAL_HWPERF_OP, (u64)nasid, - opcode, a0, a1, a2, a3, a4); - if (v0) - *v0 = (int) rv.v0; - return (int) rv.status; -} - -static inline int -ia64_sn_ioif_get_pci_topology(u64 buf, u64 len) -{ - struct ia64_sal_retval rv; - SAL_CALL_NOLOCK(rv, SN_SAL_IOIF_GET_PCI_TOPOLOGY, buf, len, 0, 0, 0, 0, 0); - return (int) rv.status; -} - -/* - * BTE error recovery is implemented in SAL - */ -static inline int -ia64_sn_bte_recovery(nasid_t nasid) -{ - struct ia64_sal_retval rv; - - rv.status = 0; - SAL_CALL_NOLOCK(rv, SN_SAL_BTE_RECOVER, (u64)nasid, 0, 0, 0, 0, 0, 0); - if (rv.status == SALRET_NOT_IMPLEMENTED) - return 0; - return (int) rv.status; -} - -static inline int -ia64_sn_is_fake_prom(void) -{ - struct ia64_sal_retval rv; - SAL_CALL_NOLOCK(rv, SN_SAL_FAKE_PROM, 0, 0, 0, 0, 0, 0, 0); - return (rv.status == 0); -} - -static inline int -ia64_sn_get_prom_feature_set(int set, unsigned long *feature_set) -{ - struct ia64_sal_retval rv; - - SAL_CALL_NOLOCK(rv, SN_SAL_GET_PROM_FEATURE_SET, set, 0, 0, 0, 0, 0, 0); - if (rv.status != 0) - return rv.status; - *feature_set = rv.v0; - return 0; -} - -static inline int -ia64_sn_set_os_feature(int feature) -{ - struct ia64_sal_retval rv; - - SAL_CALL_NOLOCK(rv, SN_SAL_SET_OS_FEATURE_SET, feature, 0, 0, 0, 0, 0, 0); - return rv.status; -} - -static inline int -sn_inject_error(u64 paddr, u64 *data, u64 *ecc) -{ - struct ia64_sal_retval ret_stuff; - - ia64_sal_oemcall_nolock(&ret_stuff, SN_SAL_INJECT_ERROR, paddr, (u64)data, - (u64)ecc, 0, 0, 0, 0); - return ret_stuff.status; -} - -static inline int -ia64_sn_set_cpu_number(int cpu) -{ - struct ia64_sal_retval rv; - - SAL_CALL_NOLOCK(rv, SN_SAL_SET_CPU_NUMBER, cpu, 0, 0, 0, 0, 0, 0); - return rv.status; -} -static inline int -ia64_sn_kernel_launch_event(void) -{ - struct ia64_sal_retval rv; - SAL_CALL_NOLOCK(rv, SN_SAL_KERNEL_LAUNCH_EVENT, 0, 0, 0, 0, 0, 0, 0); - return rv.status; -} -#endif /* _ASM_IA64_SN_SN_SAL_H */ |