diff options
Diffstat (limited to 'include/asm-ia64/sn/sn_sal.h')
| -rw-r--r-- | include/asm-ia64/sn/sn_sal.h | 269 |
1 files changed, 202 insertions, 67 deletions
diff --git a/include/asm-ia64/sn/sn_sal.h b/include/asm-ia64/sn/sn_sal.h index e1f1b3e4d0a31d..66fd8ef46c75c3 100644 --- a/include/asm-ia64/sn/sn_sal.h +++ b/include/asm-ia64/sn/sn_sal.h @@ -8,7 +8,7 @@ * License. See the file "COPYING" in the main directory of this archive * for more details. * - * Copyright (c) 2000-2002 Silicon Graphics, Inc. All rights reserved. + * Copyright (c) 2000-2003 Silicon Graphics, Inc. All rights reserved. */ @@ -36,6 +36,8 @@ #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_MODID_GET 0x02000031 #define SN_SAL_SYSCTL_GET 0x02000032 #define SN_SAL_SYSCTL_IOBRICK_MODULE_GET 0x02000033 @@ -47,17 +49,22 @@ #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_SYSCTL_FRU_CAPTURE 0x0200003f /* * Service-specific constants */ -#define SAL_CONSOLE_INTR_IN 0 /* manipulate input interrupts */ -#define SAL_CONSOLE_INTR_OUT 1 /* manipulate output low-water - * interrupts - */ + +/* 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 */ /* @@ -103,15 +110,8 @@ sn_sal_rev_minor(void) * Specify the minimum PROM revsion required for this kernel. * Note that they're stored in hex format... */ -#ifdef CONFIG_IA64_SGI_SN1 -#define SN_SAL_MIN_MAJOR 0x0 -#define SN_SAL_MIN_MINOR 0x03 /* SN1 PROMs are stuck at rev 0.03 */ -#elif defined(CONFIG_IA64_SGI_SN2) -#define SN_SAL_MIN_MAJOR 0x0 -#define SN_SAL_MIN_MINOR 0x11 -#else -#error "must specify which PROM revisions this kernel needs" -#endif /* CONFIG_IA64_SGI_SN1 */ +#define SN_SAL_MIN_MAJOR 0x1 /* SN2 kernels need at least PROM 1.0 */ +#define SN_SAL_MIN_MINOR 0x0 u64 ia64_sn_probe_io_slot(long paddr, long size, void *data_ptr); @@ -124,10 +124,10 @@ ia64_sn_get_console_nasid(void) { struct ia64_sal_retval ret_stuff; - ret_stuff.status = (uint64_t)0; - ret_stuff.v0 = (uint64_t)0; - ret_stuff.v1 = (uint64_t)0; - ret_stuff.v2 = (uint64_t)0; + 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) @@ -146,10 +146,10 @@ ia64_sn_get_master_baseio_nasid(void) { struct ia64_sal_retval ret_stuff; - ret_stuff.status = (uint64_t)0; - ret_stuff.v0 = (uint64_t)0; - ret_stuff.v1 = (uint64_t)0; - ret_stuff.v2 = (uint64_t)0; + 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) @@ -166,12 +166,12 @@ ia64_sn_get_klconfig_addr(nasid_t nasid) extern u64 klgraph_addr[]; int cnodeid; - cnodeid = 0 /* nasid_to_cnodeid(nasid) */; + cnodeid = nasid_to_cnodeid(nasid); if (klgraph_addr[cnodeid] == 0) { - ret_stuff.status = (uint64_t)0; - ret_stuff.v0 = (uint64_t)0; - ret_stuff.v1 = (uint64_t)0; - ret_stuff.v2 = (uint64_t)0; + 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); /* @@ -195,11 +195,11 @@ ia64_sn_console_getc(int *ch) { struct ia64_sal_retval ret_stuff; - ret_stuff.status = (uint64_t)0; - ret_stuff.v0 = (uint64_t)0; - ret_stuff.v1 = (uint64_t)0; - ret_stuff.v2 = (uint64_t)0; - __SAL_CALL(ret_stuff, SN_SAL_CONSOLE_GETC, 0, 0, 0, 0, 0, 0, 0); + 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; @@ -208,6 +208,26 @@ ia64_sn_console_getc(int *ch) } /* + * 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 @@ -215,11 +235,11 @@ ia64_sn_console_putc(char ch) { struct ia64_sal_retval ret_stuff; - ret_stuff.status = (uint64_t)0; - ret_stuff.v0 = (uint64_t)0; - ret_stuff.v1 = (uint64_t)0; - ret_stuff.v2 = (uint64_t)0; - __SAL_CALL(ret_stuff, SN_SAL_CONSOLE_PUTC, (uint64_t)ch, 0, 0, 0, 0, 0, 0); + 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, (uint64_t)ch, 0, 0, 0, 0, 0, 0); return ret_stuff.status; } @@ -228,17 +248,20 @@ ia64_sn_console_putc(char ch) * Sends the given buffer to the console. */ static inline u64 -ia64_sn_console_putb(char *buf, int len) +ia64_sn_console_putb(const char *buf, int len) { struct ia64_sal_retval ret_stuff; - ret_stuff.status = (uint64_t)0; - ret_stuff.v0 = (uint64_t)0; - ret_stuff.v1 = (uint64_t)0; - ret_stuff.v2 = (uint64_t)0; - __SAL_CALL(ret_stuff, SN_SAL_CONSOLE_PUTB, (uint64_t)buf, (uint64_t)len, 0, 0, 0, 0, 0); + 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, (uint64_t)buf, (uint64_t)len, 0, 0, 0, 0, 0); - return ret_stuff.status; + if ( ret_stuff.status == 0 ) { + return ret_stuff.v0; + } + return (u64)0; } /* @@ -249,11 +272,11 @@ ia64_sn_plat_specific_err_print(int (*hook)(const char*, ...), char *rec) { struct ia64_sal_retval ret_stuff; - ret_stuff.status = (uint64_t)0; - ret_stuff.v0 = (uint64_t)0; - ret_stuff.v1 = (uint64_t)0; - ret_stuff.v2 = (uint64_t)0; - __SAL_CALL(ret_stuff, SN_SAL_PRINT_ERROR, (uint64_t)hook, (uint64_t)rec, 0, 0, 0, 0, 0); + ret_stuff.status = 0; + ret_stuff.v0 = 0; + ret_stuff.v1 = 0; + ret_stuff.v2 = 0; + SAL_CALL_NOLOCK(ret_stuff, SN_SAL_PRINT_ERROR, (uint64_t)hook, (uint64_t)rec, 0, 0, 0, 0, 0); return ret_stuff.status; } @@ -266,11 +289,11 @@ ia64_sn_plat_cpei_handler(void) { struct ia64_sal_retval ret_stuff; - ret_stuff.status = (uint64_t)0; - ret_stuff.v0 = (uint64_t)0; - ret_stuff.v1 = (uint64_t)0; - ret_stuff.v2 = (uint64_t)0; - __SAL_CALL(ret_stuff, SN_SAL_LOG_CE, 0, 0, 0, 0, 0, 0, 0); + 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; } @@ -283,11 +306,11 @@ ia64_sn_console_check(int *result) { struct ia64_sal_retval ret_stuff; - ret_stuff.status = (uint64_t)0; - ret_stuff.v0 = (uint64_t)0; - ret_stuff.v1 = (uint64_t)0; - ret_stuff.v2 = (uint64_t)0; - __SAL_CALL(ret_stuff, SN_SAL_CONSOLE_POLL, 0, 0, 0, 0, 0, 0, 0); + 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; @@ -296,6 +319,86 @@ ia64_sn_console_check(int *result) } /* + * 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(uint64_t 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(uint64_t 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, + (uint64_t)buf, (uint64_t)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 @@ -303,11 +406,11 @@ ia64_sn_sysctl_iobrick_module_get(nasid_t nasid, int *result) { struct ia64_sal_retval ret_stuff; - ret_stuff.status = (uint64_t)0; - ret_stuff.v0 = (uint64_t)0; - ret_stuff.v1 = (uint64_t)0; - ret_stuff.v2 = (uint64_t)0; - SAL_CALL(ret_stuff, SN_SAL_SYSCTL_IOBRICK_MODULE_GET, nasid, 0, 0, 0, 0, 0, 0); + 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; @@ -339,7 +442,7 @@ static inline u64 ia64_sn_sys_serial_get(char *buf) { struct ia64_sal_retval ret_stuff; - SAL_CALL(ret_stuff, SN_SAL_SYS_SERIAL_GET, buf, 0, 0, 0, 0, 0, 0); + SAL_CALL_NOLOCK(ret_stuff, SN_SAL_SYS_SERIAL_GET, buf, 0, 0, 0, 0, 0, 0); return ret_stuff.status; } @@ -395,7 +498,6 @@ ia64_sn_sysctl_partition_get(nasid_t nasid) return ((partid_t)ret_stuff.v0); } -#ifdef CONFIG_IA64_SGI_SN2 /* * Returns the partition id of the current processor. */ @@ -411,7 +513,25 @@ sn_local_partid(void) { } } -#endif /* CONFIG_IA64_SGI_SN2 */ +/* + * 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. + * + * new_domain = set the coherence domain to the given nasids + * old_domain = return the current coherence domain + */ +static inline int +sn_change_coherence(u64 *new_domain, u64 *old_domain) +{ + struct ia64_sal_retval ret_stuff; + SAL_CALL(ret_stuff, SN_SAL_COHERENCE, new_domain, old_domain, 0, 0, + 0, 0, 0); + return ret_stuff.status; +} /* * Turns off system power. @@ -425,5 +545,20 @@ ia64_sn_power_down(void) /* 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; +} #endif /* _ASM_IA64_SN_SN_SAL_H */ |