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-rw-r--r--include/asm-ia64/sn/arch.h36
-rw-r--r--include/asm-ia64/sn/io.h11
-rw-r--r--include/asm-ia64/sn/klconfig.h34
-rw-r--r--include/asm-ia64/sn/l1.h12
-rw-r--r--include/asm-ia64/sn/nodepda.h1
-rw-r--r--include/asm-ia64/sn/sn_cpuid.h3
-rw-r--r--include/asm-ia64/sn/sn_sal.h59
-rw-r--r--include/asm-ia64/sn/tioca_provider.h14
-rw-r--r--include/asm-ia64/sn/tiocx.h3
-rw-r--r--include/asm-ia64/sn/xp.h16
10 files changed, 119 insertions, 70 deletions
diff --git a/include/asm-ia64/sn/arch.h b/include/asm-ia64/sn/arch.h
index ab827d298569..1a3831c04af6 100644
--- a/include/asm-ia64/sn/arch.h
+++ b/include/asm-ia64/sn/arch.h
@@ -18,6 +18,32 @@
#include <asm/sn/sn_cpuid.h>
/*
+ * This is the maximum number of NUMALINK nodes that can be part of a single
+ * SSI kernel. This number includes C-brick, M-bricks, and TIOs. Nodes in
+ * remote partitions are NOT included in this number.
+ * The number of compact nodes cannot exceed size of a coherency domain.
+ * The purpose of this define is to specify a node count that includes
+ * all C/M/TIO nodes in an SSI system.
+ *
+ * SGI system can currently support up to 256 C/M nodes plus additional TIO nodes.
+ *
+ * Note: ACPI20 has an architectural limit of 256 nodes. When we upgrade
+ * to ACPI3.0, this limit will be removed. The notion of "compact nodes"
+ * should be deleted and TIOs should be included in MAX_NUMNODES.
+ */
+#define MAX_COMPACT_NODES 512
+
+/*
+ * Maximum number of nodes in all partitions and in all coherency domains.
+ * This is the total number of nodes accessible in the numalink fabric. It
+ * includes all C & M bricks, plus all TIOs.
+ *
+ * This value is also the value of the maximum number of NASIDs in the numalink
+ * fabric.
+ */
+#define MAX_NUMALINK_NODES 16384
+
+/*
* The following defines attributes of the HUB chip. These attributes are
* frequently referenced. They are kept in the per-cpu data areas of each cpu.
* They are kept together in a struct to minimize cache misses.
@@ -41,15 +67,6 @@ DECLARE_PER_CPU(struct sn_hub_info_s, __sn_hub_info);
/*
- * This is the maximum number of nodes that can be part of a kernel.
- * Effectively, it's the maximum number of compact node ids (cnodeid_t).
- * This is not necessarily the same as MAX_NASIDS.
- */
-#define MAX_COMPACT_NODES 2048
-#define CPUS_PER_NODE 4
-
-
-/*
* Compact node ID to nasid mappings kept in the per-cpu data areas of each
* cpu.
*/
@@ -57,7 +74,6 @@ DECLARE_PER_CPU(short, __sn_cnodeid_to_nasid[MAX_NUMNODES]);
#define sn_cnodeid_to_nasid (&__get_cpu_var(__sn_cnodeid_to_nasid[0]))
-
extern u8 sn_partition_id;
extern u8 sn_system_size;
extern u8 sn_sharing_domain_size;
diff --git a/include/asm-ia64/sn/io.h b/include/asm-ia64/sn/io.h
index 42209733f6b1..41c73a735628 100644
--- a/include/asm-ia64/sn/io.h
+++ b/include/asm-ia64/sn/io.h
@@ -14,7 +14,7 @@
extern void * sn_io_addr(unsigned long port) __attribute_const__; /* Forward definition */
extern void __sn_mmiowb(void); /* Forward definition */
-extern int numionodes;
+extern int num_cnodes;
#define __sn_mf_a() ia64_mfa()
@@ -36,6 +36,15 @@ extern void sn_dma_flush(unsigned long);
#define __sn_readq_relaxed ___sn_readq_relaxed
/*
+ * Convenience macros for setting/clearing bits using the above accessors
+ */
+
+#define __sn_setq_relaxed(addr, val) \
+ writeq((__sn_readq_relaxed(addr) | (val)), (addr))
+#define __sn_clrq_relaxed(addr, val) \
+ writeq((__sn_readq_relaxed(addr) & ~(val)), (addr))
+
+/*
* The following routines are SN Platform specific, called when
* a reference is made to inX/outX set macros. SN Platform
* inX set of macros ensures that Posted DMA writes on the
diff --git a/include/asm-ia64/sn/klconfig.h b/include/asm-ia64/sn/klconfig.h
index 9f920c70a62a..bcbf209d63be 100644
--- a/include/asm-ia64/sn/klconfig.h
+++ b/include/asm-ia64/sn/klconfig.h
@@ -208,19 +208,6 @@ typedef struct lboard_s {
klconf_off_t brd_next_same; /* Next BOARD with same nasid */
} lboard_t;
-#define KLCF_NUM_COMPS(_brd) ((_brd)->brd_numcompts)
-#define NODE_OFFSET_TO_KLINFO(n,off) ((klinfo_t*) TO_NODE_CAC(n,off))
-#define KLCF_NEXT(_brd) \
- ((_brd)->brd_next_same ? \
- (NODE_OFFSET_TO_LBOARD((_brd)->brd_next_same_host, (_brd)->brd_next_same)): NULL)
-#define KLCF_NEXT_ANY(_brd) \
- ((_brd)->brd_next_any ? \
- (NODE_OFFSET_TO_LBOARD(NASID_GET(_brd), (_brd)->brd_next_any)): NULL)
-#define KLCF_COMP(_brd, _ndx) \
- ((((_brd)->brd_compts[(_ndx)]) == 0) ? 0 : \
- (NODE_OFFSET_TO_KLINFO(NASID_GET(_brd), (_brd)->brd_compts[(_ndx)])))
-
-
/*
* Generic info structure. This stores common info about a
* component.
@@ -249,24 +236,11 @@ typedef struct klinfo_s { /* Generic info */
} klinfo_t ;
-static inline lboard_t *find_lboard_any(lboard_t * start, unsigned char brd_type)
+static inline lboard_t *find_lboard_next(lboard_t * brd)
{
- /* Search all boards stored on this node. */
-
- while (start) {
- if (start->brd_type == brd_type)
- return start;
- start = KLCF_NEXT_ANY(start);
- }
- /* Didn't find it. */
- return (lboard_t *) NULL;
+ if (brd && brd->brd_next_any)
+ return NODE_OFFSET_TO_LBOARD(NASID_GET(brd), brd->brd_next_any);
+ return NULL;
}
-
-/* external declarations of Linux kernel functions. */
-
-extern lboard_t *root_lboard[];
-extern klinfo_t *find_component(lboard_t *brd, klinfo_t *kli, unsigned char type);
-extern klinfo_t *find_first_component(lboard_t *brd, unsigned char type);
-
#endif /* _ASM_IA64_SN_KLCONFIG_H */
diff --git a/include/asm-ia64/sn/l1.h b/include/asm-ia64/sn/l1.h
index 2e5f0aa38889..e3b819110d47 100644
--- a/include/asm-ia64/sn/l1.h
+++ b/include/asm-ia64/sn/l1.h
@@ -35,4 +35,16 @@
#define L1_BRICKTYPE_ATHENA 0x2b /* + */
#define L1_BRICKTYPE_DAYTONA 0x7a /* z */
+/* board type response codes */
+#define L1_BOARDTYPE_IP69 0x0100 /* CA */
+#define L1_BOARDTYPE_IP63 0x0200 /* CB */
+#define L1_BOARDTYPE_BASEIO 0x0300 /* IB */
+#define L1_BOARDTYPE_PCIE2SLOT 0x0400 /* IC */
+#define L1_BOARDTYPE_PCIX3SLOT 0x0500 /* ID */
+#define L1_BOARDTYPE_PCIXPCIE4SLOT 0x0600 /* IE */
+#define L1_BOARDTYPE_ABACUS 0x0700 /* AB */
+#define L1_BOARDTYPE_DAYTONA 0x0800 /* AD */
+#define L1_BOARDTYPE_INVAL (-1) /* invalid brick type */
+
+
#endif /* _ASM_IA64_SN_L1_H */
diff --git a/include/asm-ia64/sn/nodepda.h b/include/asm-ia64/sn/nodepda.h
index 47bb8100fd00..6f6d69e39ff5 100644
--- a/include/asm-ia64/sn/nodepda.h
+++ b/include/asm-ia64/sn/nodepda.h
@@ -55,7 +55,6 @@ struct nodepda_s {
*/
struct phys_cpuid phys_cpuid[NR_CPUS];
spinlock_t ptc_lock ____cacheline_aligned_in_smp;
- spinlock_t bist_lock;
};
typedef struct nodepda_s nodepda_t;
diff --git a/include/asm-ia64/sn/sn_cpuid.h b/include/asm-ia64/sn/sn_cpuid.h
index d2c1d34dcce4..749deb2ca6c1 100644
--- a/include/asm-ia64/sn/sn_cpuid.h
+++ b/include/asm-ia64/sn/sn_cpuid.h
@@ -105,7 +105,6 @@ extern short physical_node_map[]; /* indexed by nasid to get cnode */
#define cpuid_to_nasid(cpuid) (sn_nodepda->phys_cpuid[cpuid].nasid)
#define cpuid_to_subnode(cpuid) (sn_nodepda->phys_cpuid[cpuid].subnode)
#define cpuid_to_slice(cpuid) (sn_nodepda->phys_cpuid[cpuid].slice)
-#define cpuid_to_cnodeid(cpuid) (physical_node_map[cpuid_to_nasid(cpuid)])
/*
@@ -113,8 +112,6 @@ extern short physical_node_map[]; /* indexed by nasid to get cnode */
* of potentially large tables.
*/
extern int nasid_slice_to_cpuid(int, int);
-#define nasid_slice_to_cpu_physical_id(nasid, slice) \
- cpu_physical_id(nasid_slice_to_cpuid(nasid, slice))
/*
* cnodeid_to_nasid - convert a cnodeid to a NASID
diff --git a/include/asm-ia64/sn/sn_sal.h b/include/asm-ia64/sn/sn_sal.h
index fea35b33d4e4..3f7564dc0aa9 100644
--- a/include/asm-ia64/sn/sn_sal.h
+++ b/include/asm-ia64/sn/sn_sal.h
@@ -47,6 +47,7 @@
#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
@@ -67,7 +68,7 @@
#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
@@ -101,6 +102,13 @@
#define SAL_INTR_FREE 2
/*
+ * 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 */
@@ -198,26 +206,16 @@ ia64_sn_get_master_baseio_nasid(void)
return ret_stuff.v0;
}
-static inline char *
+static inline void *
ia64_sn_get_klconfig_addr(nasid_t nasid)
{
struct ia64_sal_retval ret_stuff;
- int cnodeid;
- cnodeid = nasid_to_cnodeid(nasid);
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);
-
- /*
- * We should panic if a valid cnode nasid does not produce
- * a klconfig address.
- */
- if (ret_stuff.status != 0) {
- panic("ia64_sn_get_klconfig_addr: Returned error %lx\n", ret_stuff.status);
- }
return ret_stuff.v0 ? __va(ret_stuff.v0) : NULL;
}
@@ -694,12 +692,10 @@ sn_change_memprotect(u64 paddr, u64 len, u64 perms, u64 *nasid_array)
unsigned long irq_flags;
cnodeid = nasid_to_cnodeid(get_node_number(paddr));
- // spin_lock(&NODEPDA(cnodeid)->bist_lock);
local_irq_save(irq_flags);
ia64_sal_oemcall_nolock(&ret_stuff, SN_SAL_MEMPROTECT, paddr, len,
(u64)nasid_array, perms, 0, 0, 0);
local_irq_restore(irq_flags);
- // spin_unlock(&NODEPDA(cnodeid)->bist_lock);
return ret_stuff.status;
}
#define SN_MEMPROT_ACCESS_CLASS_0 0x14a080
@@ -873,6 +869,41 @@ ia64_sn_sysctl_event_init(nasid_t nasid)
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 int
+ia64_sn_sysctl_ioboard_get(nasid_t nasid)
+{
+ struct ia64_sal_retval rv;
+ SAL_CALL_REENTRANT(rv, SN_SAL_SYSCTL_OP, SAL_SYSCTL_OP_IOBOARD,
+ nasid, 0, 0, 0, 0, 0);
+ if (rv.v0 != 0)
+ return (int)rv.v0;
+ if (rv.v1 != 0)
+ return (int)rv.v1;
+
+ return 0;
+}
+
/**
* ia64_sn_get_fit_compt - read a FIT entry from the PROM header
* @nasid: NASID of node to read
diff --git a/include/asm-ia64/sn/tioca_provider.h b/include/asm-ia64/sn/tioca_provider.h
index 5ccec608d325..b532ef6148ed 100644
--- a/include/asm-ia64/sn/tioca_provider.h
+++ b/include/asm-ia64/sn/tioca_provider.h
@@ -182,11 +182,11 @@ tioca_tlbflush(struct tioca_kernel *tioca_kernel)
* touch every CL aligned GART entry.
*/
- ca_base->ca_control2 &= ~(CA_GART_MEM_PARAM);
- ca_base->ca_control2 |= CA_GART_FLUSH_TLB;
- ca_base->ca_control2 |=
- (0x2ull << CA_GART_MEM_PARAM_SHFT);
- tmp = ca_base->ca_control2;
+ __sn_clrq_relaxed(&ca_base->ca_control2, CA_GART_MEM_PARAM);
+ __sn_setq_relaxed(&ca_base->ca_control2, CA_GART_FLUSH_TLB);
+ __sn_setq_relaxed(&ca_base->ca_control2,
+ (0x2ull << CA_GART_MEM_PARAM_SHFT));
+ tmp = __sn_readq_relaxed(&ca_base->ca_control2);
}
return;
@@ -196,8 +196,8 @@ tioca_tlbflush(struct tioca_kernel *tioca_kernel)
* Gart in uncached mode ... need an explicit flush.
*/
- ca_base->ca_control2 |= CA_GART_FLUSH_TLB;
- tmp = ca_base->ca_control2;
+ __sn_setq_relaxed(&ca_base->ca_control2, CA_GART_FLUSH_TLB);
+ tmp = __sn_readq_relaxed(&ca_base->ca_control2);
}
extern uint32_t tioca_gart_found;
diff --git a/include/asm-ia64/sn/tiocx.h b/include/asm-ia64/sn/tiocx.h
index c5447a504509..5699e75e5024 100644
--- a/include/asm-ia64/sn/tiocx.h
+++ b/include/asm-ia64/sn/tiocx.h
@@ -19,6 +19,7 @@ struct cx_id_s {
struct cx_dev {
struct cx_id_s cx_id;
+ int bt; /* board/blade type */
void *soft; /* driver specific */
struct hubdev_info *hubdev;
struct device dev;
@@ -59,7 +60,7 @@ struct cx_drv {
extern struct sn_irq_info *tiocx_irq_alloc(nasid_t, int, int, nasid_t, int);
extern void tiocx_irq_free(struct sn_irq_info *);
extern int cx_device_unregister(struct cx_dev *);
-extern int cx_device_register(nasid_t, int, int, struct hubdev_info *);
+extern int cx_device_register(nasid_t, int, int, struct hubdev_info *, int);
extern int cx_driver_unregister(struct cx_drv *);
extern int cx_driver_register(struct cx_drv *);
extern uint64_t tiocx_dma_addr(uint64_t addr);
diff --git a/include/asm-ia64/sn/xp.h b/include/asm-ia64/sn/xp.h
index 1df1c9f61a65..49faf8f26430 100644
--- a/include/asm-ia64/sn/xp.h
+++ b/include/asm-ia64/sn/xp.h
@@ -49,7 +49,7 @@
* C-brick nasids, thus the need for bitmaps which don't account for
* odd-numbered (non C-brick) nasids.
*/
-#define XP_MAX_PHYSNODE_ID (MAX_PHYSNODE_ID / 2)
+#define XP_MAX_PHYSNODE_ID (MAX_NUMALINK_NODES / 2)
#define XP_NASID_MASK_BYTES ((XP_MAX_PHYSNODE_ID + 7) / 8)
#define XP_NASID_MASK_WORDS ((XP_MAX_PHYSNODE_ID + 63) / 64)
@@ -217,7 +217,17 @@ enum xpc_retval {
xpcInvalidPartid, /* 42: invalid partition ID */
xpcLocalPartid, /* 43: local partition ID */
- xpcUnknownReason /* 44: unknown reason -- must be last in list */
+ xpcOtherGoingDown, /* 44: other side going down, reason unknown */
+ xpcSystemGoingDown, /* 45: system is going down, reason unknown */
+ xpcSystemHalt, /* 46: system is being halted */
+ xpcSystemReboot, /* 47: system is being rebooted */
+ xpcSystemPoweroff, /* 48: system is being powered off */
+
+ xpcDisconnecting, /* 49: channel disconnecting (closing) */
+
+ xpcOpenCloseError, /* 50: channel open/close protocol error */
+
+ xpcUnknownReason /* 51: unknown reason -- must be last in list */
};
@@ -342,7 +352,7 @@ typedef void (*xpc_notify_func)(enum xpc_retval reason, partid_t partid,
*
* The 'func' field points to the function to call when aynchronous
* notification is required for such events as: a connection established/lost,
- * or an incomming message received, or an error condition encountered. A
+ * or an incoming message received, or an error condition encountered. A
* non-NULL 'func' field indicates that there is an active registration for
* the channel.
*/
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.