#include <asm/sn/clksupport.h>
#include <asm/sn/sn_sal.h>
#include <asm/sn/geo.h>
+ #include <asm/sn/sn_feature_sets.h>
#include "xtalk/xwidgetdev.h"
#include "xtalk/hubdev.h"
#include <asm/sn/klconfig.h>
DEFINE_PER_CPU(struct pda_s, pda_percpu);
-#define MAX_PHYS_MEMORY (1UL << 49) /* 1 TB */
+#define MAX_PHYS_MEMORY (1UL << IA64_MAX_PHYS_BITS) /* Max physical address supported */
lboard_t *root_lboard[MAX_COMPACT_NODES];
DEFINE_PER_CPU(struct nodepda_s *, __sn_nodepda);
EXPORT_PER_CPU_SYMBOL(__sn_nodepda);
-partid_t sn_partid = -1;
-EXPORT_SYMBOL(sn_partid);
char sn_system_serial_number_string[128];
EXPORT_SYMBOL(sn_system_serial_number_string);
u64 sn_partition_serial_number;
int sn_prom_type; /* 0=hardware, 1=medusa/realprom, 2=medusa/fakeprom */
short physical_node_map[MAX_PHYSNODE_ID];
+ static unsigned long sn_prom_features[MAX_PROM_FEATURE_SETS];
EXPORT_SYMBOL(physical_node_map);
u32 version = sn_sal_rev();
extern void sn_cpu_init(void);
- ia64_sn_plat_set_error_handling_features();
+ ia64_sn_plat_set_error_handling_features(); // obsolete
+ ia64_sn_set_os_feature(OSF_MCA_SLV_TO_OS_INIT_SLV);
+ ia64_sn_set_os_feature(OSF_FEAT_LOG_SBES);
+
#if defined(CONFIG_VT) && defined(CONFIG_VGA_CONSOLE)
/*
printk("SGI SAL version %x.%02x\n", version >> 8, version & 0x00FF);
- /*
- * Confirm the SAL we're running on is recent enough...
- */
- if (version < SN_SAL_MIN_VERSION) {
- printk(KERN_ERR "This kernel needs SGI SAL version >= "
- "%x.%02x\n", SN_SAL_MIN_VERSION >> 8,
- SN_SAL_MIN_VERSION & 0x00FF);
- panic("PROM version too old\n");
- }
-
master_nasid = boot_get_nasid();
status =
memset(nodepdaindr[cnode], 0, sizeof(nodepda_t));
memset(nodepdaindr[cnode]->phys_cpuid, -1,
sizeof(nodepdaindr[cnode]->phys_cpuid));
+ spin_lock_init(&nodepdaindr[cnode]->ptc_lock);
}
/*
if (nodepdaindr[0] == NULL)
return;
+ for (i = 0; i < MAX_PROM_FEATURE_SETS; i++)
+ if (ia64_sn_get_prom_feature_set(i, &sn_prom_features[i]) != 0)
+ break;
+
cpuid = smp_processor_id();
cpuphyid = get_sapicid();
*/
{
u64 pio1[] = {SH1_PIO_WRITE_STATUS_0, 0, SH1_PIO_WRITE_STATUS_1, 0};
- u64 pio2[] = {SH2_PIO_WRITE_STATUS_0, SH2_PIO_WRITE_STATUS_1,
- SH2_PIO_WRITE_STATUS_2, SH2_PIO_WRITE_STATUS_3};
+ u64 pio2[] = {SH2_PIO_WRITE_STATUS_0, SH2_PIO_WRITE_STATUS_2,
+ SH2_PIO_WRITE_STATUS_1, SH2_PIO_WRITE_STATUS_3};
u64 *pio;
pio = is_shub1() ? pio1 : pio2;
pda->pio_write_status_addr = (volatile unsigned long *) LOCAL_MMR_ADDR(pio[slice]);
return -1;
}
+
+ int sn_prom_feature_available(int id)
+ {
+ if (id >= BITS_PER_LONG * MAX_PROM_FEATURE_SETS)
+ return 0;
+ return test_bit(id, sn_prom_features);
+ }
+ EXPORT_SYMBOL(sn_prom_feature_available);
+
#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_HUB_ERROR_INTERRUPT 0x02000060
#define SN_SAL_BTE_RECOVER 0x02000061
-#define SN_SAL_IOIF_GET_PCI_TOPOLOGY 0x02000062
+#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
+
/*
* Service-specific constants
*/
/*
* Error Handling Features
*/
- #define SAL_ERR_FEAT_MCA_SLV_TO_OS_INIT_SLV 0x1
- #define SAL_ERR_FEAT_LOG_SBES 0x2
+ #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
return (u32)(systab->sal_b_rev_major << 8 | systab->sal_b_rev_minor);
}
- /*
- * Specify the minimum PROM revsion required for this kernel.
- * Note that they're stored in hex format...
- */
- #define SN_SAL_MIN_VERSION 0x0404
-
/*
* Returns the master console nasid, if the call fails, return an illegal
* value.
}
/*
- * Set Error Handling Features
+ * Set Error Handling Features (Obsolete)
*/
static inline u64
ia64_sn_plat_set_error_handling_features(void)
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;
- ia64_sal_oemcall_nolock(&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);
-}
-
-/*
- * Returns the partition id of the current processor.
- */
-
-extern partid_t sn_partid;
-
-static inline partid_t
-sn_local_partid(void) {
- if (unlikely(sn_partid < 0)) {
- sn_partid = ia64_sn_sysctl_partition_get(cpuid_to_nasid(smp_processor_id()));
- }
- return sn_partid;
-}
-
/*
* Returns the physical address of the partition's reserved page through
* an iterative number of calls.
{
struct ia64_sal_retval ret_stuff;
SAL_CALL(ret_stuff, SN_SAL_SYSTEM_POWER_DOWN, 0, 0, 0, 0, 0, 0, 0);
- while(1);
+ while(1)
+ cpu_relax();
/* never returns */
}
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 = 11;
- if (sharing_domain_size) *sharing_domain_size = 9;
- 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;
}
static inline int
-ia64_sn_ioif_get_pci_topology(u64 rack, u64 bay, u64 slot, u64 slab,
- u64 buf, u64 len)
+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,
- rack, bay, slot, slab, buf, len, 0);
+ SAL_CALL_NOLOCK(rv, SN_SAL_IOIF_GET_PCI_TOPOLOGY, buf, len, 0, 0, 0, 0, 0);
return (int) rv.status;
}
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;
+ }
+
#endif /* _ASM_IA64_SN_SN_SAL_H */