patch-2.4.21 linux-2.4.21/include/asm-ia64/sn/sn_sal.h

• Lines: 355
• Date: 2003-06-13 07:51:38.000000000 -0700
• Orig file: linux-2.4.20/include/asm-ia64/sn/sn_sal.h
• Orig date: 2002-08-02 17:39:45.000000000 -0700

diff -urN linux-2.4.20/include/asm-ia64/sn/sn_sal.h linux-2.4.21/include/asm-ia64/sn/sn_sal.h
@@ -12,18 +12,22 @@
  */
 
 
+#include <linux/config.h>
 #include <asm/sal.h>
 #include <asm/sn/sn_cpuid.h>
+#include <asm/sn/arch.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_CONSOLE_NASID                  0x02000004
+#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_PRINT_ERROR			   0x02000012
 #define  SN_SAL_CONSOLE_PUTC                       0x02000021
 #define  SN_SAL_CONSOLE_GETC                       0x02000022
 #define  SN_SAL_CONSOLE_PUTS                       0x02000023
@@ -31,6 +35,19 @@
 #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_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
+
 
 /*
  * Service-specific constants
@@ -43,7 +60,58 @@
 #define SAL_CONSOLE_INTR_ON     1       /* turn the interrupt on */
 
 
+/*
+ * SN_SAL_GET_PARTITION_ADDR return constants
+ */
+#define SALRET_MORE_PASSES	1
+#define SALRET_OK		0
+#define SALRET_INVALID_ARG	-2
+#define SALRET_ERROR		-3
+
+
+/**
+ * sn_sal_rev_major - get the major SGI SAL revision number
+ *
+ * The SGI PROM stores its version in sal_[ab]_rev_(major|minor).
+ * This routine simply extracts the major value from the
+ * @ia64_sal_systab structure constructed by ia64_sal_init().
+ */
+static inline int
+sn_sal_rev_major(void)
+{
+	struct ia64_sal_systab *systab = efi.sal_systab;
+
+	return (int)systab->sal_b_rev_major;
+}
+
+/**
+ * sn_sal_rev_minor - get the minor SGI SAL revision number
+ *
+ * The SGI PROM stores its version in sal_[ab]_rev_(major|minor).
+ * This routine simply extracts the minor value from the
+ * @ia64_sal_systab structure constructed by ia64_sal_init().
+ */
+static inline int
+sn_sal_rev_minor(void)
+{
+	struct ia64_sal_systab *systab = efi.sal_systab;
+	
+	return (int)systab->sal_b_rev_minor;
+}
 
+/*
+ * 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 */
 
 u64 ia64_sn_probe_io_slot(long paddr, long size, void *data_ptr);
 
@@ -60,7 +128,7 @@
 	ret_stuff.v0 = (uint64_t)0;
 	ret_stuff.v1 = (uint64_t)0;
 	ret_stuff.v2 = (uint64_t)0;
-	SAL_CALL(ret_stuff, SN_SAL_GET_CONSOLE_NASID, 0, 0, 0, 0, 0, 0, 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;
@@ -69,6 +137,28 @@
 	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 = (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_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 u64
 ia64_sn_get_klconfig_addr(nasid_t nasid)
 {
@@ -109,7 +199,7 @@
 	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);
+	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;
@@ -129,7 +219,58 @@
 	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);
+	SAL_CALL_NOLOCK(ret_stuff, SN_SAL_CONSOLE_PUTC, (uint64_t)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(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_NOLOCK(ret_stuff, SN_SAL_CONSOLE_PUTB, (uint64_t)buf, (uint64_t)len, 0, 0, 0, 0, 0);
+
+	return ret_stuff.status;
+}
+
+/*
+ * 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 = (uint64_t)0;
+	ret_stuff.v0 = (uint64_t)0;
+	ret_stuff.v1 = (uint64_t)0;
+	ret_stuff.v2 = (uint64_t)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;
+}
+
+/*
+ * Check for Platform errors
+ */
+static inline u64
+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_NOLOCK(ret_stuff, SN_SAL_LOG_CE, 0, 0, 0, 0, 0, 0, 0);
 
 	return ret_stuff.status;
 }
@@ -146,7 +287,27 @@
 	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);
+	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;
+}
+
+/*
+ * 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 = (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);
 
 	/* result is in 'v0' */
 	*result = (int)ret_stuff.v0;
@@ -154,4 +315,115 @@
 	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(isrv, SN_SAL_POD_MODE, 0, 0, 0, 0, 0, 0, 0);
+	if (isrv.status)
+		return 0;
+	return isrv.v0;
+}
+
+/*
+ * 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(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;
+	SAL_CALL(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 (sn_partition_serial_number) {
+		return(sn_partition_serial_number);
+	} else {
+		return(sn_partition_serial_number = ia64_sn_partition_serial_get());
+	}
+}
+
+/*
+ * 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 INVALID_PARTID;
+	return ((partid_t)ret_stuff.v0);
+}
+
+#ifdef CONFIG_IA64_SGI_SN2
+/*
+ * Returns the partition id of the current processor.
+ */
+
+extern partid_t sn_partid;
+
+static inline partid_t
+sn_local_partid(void) {
+	if (sn_partid < 0) {
+		return (sn_partid = ia64_sn_sysctl_partition_get(cpuid_to_nasid(smp_processor_id())));
+	} else {
+		return sn_partid;
+	}
+}
+
+#endif /* CONFIG_IA64_SGI_SN2 */
+
+/*
+ * 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);
+	/* never returns */
+}
+
+
 #endif /* _ASM_IA64_SN_SN_SAL_H */