Merge http://lia64.bkbits.net/to-linus-2.5

into ppc970.osdl.org:/home/torvalds/v2.5/linux

arch/ia64/Kconfig

@@ -245,6 +245,12 @@ config IA64_MCA
 	  Say Y here to enable machine check support for IA-64.  If you're
 	  unsure, answer Y.
 
+config IA64_CYCLONE
+	bool "Support Cyclone(EXA) Time Source"
+	help
+		Say Y here to enable support for IBM EXA Cyclone time source.
+		If you're unsure, answer N.
+
 config PM
 	bool "Power Management support"
 	depends on IA64_GENERIC || IA64_DIG || IA64_HP_ZX1

arch/ia64/kernel/Makefile

@@ -18,6 +18,7 @@ obj-$(CONFIG_IOSAPIC)		+= iosapic.o
 obj-$(CONFIG_MODULES)		+= module.o
 obj-$(CONFIG_SMP)		+= smp.o smpboot.o
 obj-$(CONFIG_PERFMON)		+= perfmon_default_smpl.o
+obj-$(CONFIG_IA64_CYCLONE)	+= cyclone.o
 
 # The gate DSO image is built using a special linker script.
 targets += gate.so gate-syms.o

arch/ia64/kernel/acpi.c

@@ -49,6 +49,8 @@
 #include <asm/page.h>
 #include <asm/system.h>
 #include <asm/numa.h>
+#include <asm/sal.h>
+#include <asm/cyclone.h>
 
 
 #define PREFIX			"ACPI: "
@@ -304,6 +306,22 @@ acpi_parse_nmi_src (acpi_table_entry_header *header)
 	return 0;
 }
 
+/* Hook from generic ACPI tables.c */
+void __init acpi_madt_oem_check(char *oem_id, char *oem_table_id)
+{
+	if (!strncmp(oem_id, "IBM", 3) &&
+	    (!strncmp(oem_table_id, "SERMOW", 6))){
+
+		/* Unfortunatly ITC_DRIFT is not yet part of the
+		 * official SAL spec, so the ITC_DRIFT bit is not
+		 * set by the BIOS on this hardware.
+		 */
+		sal_platform_features |= IA64_SAL_PLATFORM_FEATURE_ITC_DRIFT;
+
+		/*Start cyclone clock*/
+		cyclone_setup(0);
+	}
+}
 
 static int __init
 acpi_parse_madt (unsigned long phys_addr, unsigned long size)
@@ -327,6 +345,10 @@ acpi_parse_madt (unsigned long phys_addr, unsigned long size)
 		ipi_base_addr = (unsigned long) ioremap(acpi_madt->lapic_address, 0);
 
 	printk(KERN_INFO PREFIX "Local APIC address 0x%lx\n", ipi_base_addr);
+
+	acpi_madt_oem_check(acpi_madt->header.oem_id,
+		acpi_madt->header.oem_table_id);
+
 	return 0;
 }
 

arch/ia64/kernel/cyclone.c

+#include <linux/smp.h>
+#include <linux/time.h>
+#include <linux/errno.h>
+
+/* IBM Summit (EXA) Cyclone counter code*/
+#define CYCLONE_CBAR_ADDR 0xFEB00CD0
+#define CYCLONE_PMCC_OFFSET 0x51A0
+#define CYCLONE_MPMC_OFFSET 0x51D0
+#define CYCLONE_MPCS_OFFSET 0x51A8
+#define CYCLONE_TIMER_FREQ 100000000
+
+int use_cyclone;
+int __init cyclone_setup(char *str)
+{
+	use_cyclone = 1;
+	return 1;
+}
+
+static u32* volatile cyclone_timer;	/* Cyclone MPMC0 register */
+static u32 last_update_cyclone;
+
+static unsigned long offset_base;
+
+static unsigned long get_offset_cyclone(void)
+{
+	u32 now;
+	unsigned long offset;
+
+	/* Read the cyclone timer */
+	now = readl(cyclone_timer);
+	/* .. relative to previous update*/
+	offset = now - last_update_cyclone;
+
+	/* convert cyclone ticks to nanoseconds */
+	offset = (offset*NSEC_PER_SEC)/CYCLONE_TIMER_FREQ;
+
+	/* our adjusted time in nanoseconds */
+	return offset_base + offset;
+}
+
+static void update_cyclone(long delta_nsec)
+{
+	u32 now;
+	unsigned long offset;
+
+	/* Read the cyclone timer */
+	now = readl(cyclone_timer);
+	/* .. relative to previous update*/
+	offset = now - last_update_cyclone;
+
+	/* convert cyclone ticks to nanoseconds */
+	offset = (offset*NSEC_PER_SEC)/CYCLONE_TIMER_FREQ;
+
+	offset += offset_base;
+
+	/* Be careful about signed/unsigned comparisons here: */
+	if (delta_nsec < 0 || (unsigned long) delta_nsec < offset)
+		offset_base = offset - delta_nsec;
+	else
+		offset_base = 0;
+
+	last_update_cyclone = now;
+}
+
+static void reset_cyclone(void)
+{
+	offset_base = 0;
+	last_update_cyclone = readl(cyclone_timer);
+}
+
+struct time_interpolator cyclone_interpolator = {
+	.get_offset =	get_offset_cyclone,
+	.update =	update_cyclone,
+	.reset =	reset_cyclone,
+	.frequency =	CYCLONE_TIMER_FREQ,
+	.drift =	-100,
+};
+
+int __init init_cyclone_clock(void)
+{
+	u64* reg;
+	u64 base;	/* saved cyclone base address */
+	u64 offset;	/* offset from pageaddr to cyclone_timer register */
+	int i;
+
+	if (!use_cyclone)
+		return -ENODEV;
+
+	printk(KERN_INFO "Summit chipset: Starting Cyclone Counter.\n");
+
+	/* find base address */
+	offset = (CYCLONE_CBAR_ADDR);
+	reg = (u64*)ioremap_nocache(offset, sizeof(u64));
+	if(!reg){
+		printk(KERN_ERR "Summit chipset: Could not find valid CBAR register.\n");
+		use_cyclone = 0;
+		return -ENODEV;
+	}
+	base = readq(reg);
+	if(!base){
+		printk(KERN_ERR "Summit chipset: Could not find valid CBAR value.\n");
+		use_cyclone = 0;
+		return -ENODEV;
+	}
+	iounmap(reg);
+
+	/* setup PMCC */
+	offset = (base + CYCLONE_PMCC_OFFSET);
+	reg = (u64*)ioremap_nocache(offset, sizeof(u64));
+	if(!reg){
+		printk(KERN_ERR "Summit chipset: Could not find valid PMCC register.\n");
+		use_cyclone = 0;
+		return -ENODEV;
+	}
+	writel(0x00000001,reg);
+	iounmap(reg);
+
+	/* setup MPCS */
+	offset = (base + CYCLONE_MPCS_OFFSET);
+	reg = (u64*)ioremap_nocache(offset, sizeof(u64));
+	if(!reg){
+		printk(KERN_ERR "Summit chipset: Could not find valid MPCS register.\n");
+		use_cyclone = 0;
+		return -ENODEV;
+	}
+	writel(0x00000001,reg);
+	iounmap(reg);
+
+	/* map in cyclone_timer */
+	offset = (base + CYCLONE_MPMC_OFFSET);
+	cyclone_timer = (u32*)ioremap_nocache(offset, sizeof(u32));
+	if(!cyclone_timer){
+		printk(KERN_ERR "Summit chipset: Could not find valid MPMC register.\n");
+		use_cyclone = 0;
+		return -ENODEV;
+	}
+
+	/*quick test to make sure its ticking*/
+	for(i=0; i<3; i++){
+		u32 old = readl(cyclone_timer);
+		int stall = 100;
+		while(stall--) barrier();
+		if(readl(cyclone_timer) == old){
+			printk(KERN_ERR "Summit chipset: Counter not counting! DISABLED\n");
+			iounmap(cyclone_timer);
+			cyclone_timer = 0;
+			use_cyclone = 0;
+			return -ENODEV;
+		}
+	}
+	/* initialize last tick */
+	last_update_cyclone = readl(cyclone_timer);
+	register_time_interpolator(&cyclone_interpolator);
+
+	return 0;
+}
+
+__initcall(init_cyclone_clock);

arch/ia64/kernel/unwind.c

@@ -1416,7 +1416,7 @@ compile_reg (struct unw_state_record *sr, int i, struct unw_script *script)
 
 	      case UNW_WHERE_FR:
 		if (rval <= 5)
-			val = unw.preg_index[UNW_REG_F2  + (rval -  1)];
+			val = unw.preg_index[UNW_REG_F2  + (rval -  2)];
 		else if (rval >= 16 && rval <= 31)
 			val = unw.preg_index[UNW_REG_F16 + (rval - 16)];
 		else {

arch/ia64/pci/pci.c

@@ -153,8 +153,10 @@ alloc_resource (char *name, struct resource *root, unsigned long start, unsigned
 	res->end = end;
 	res->flags = flags;
 
-	if (insert_resource(root, res))
+	if (insert_resource(root, res))	{
+		kfree(res);
 		return -EBUSY;
+	}
 
 	return 0;
 }

arch/ia64/sn/io/drivers/ioconfig_bus.c

@@ -16,6 +16,7 @@
 
 #include <linux/pci.h>
 
+#include <asm/uaccess.h>
 #include <asm/sn/sgi.h>
 #include <asm/io.h>
 #include <asm/sn/iograph.h>

arch/ia64/sn/io/io.c

@@ -12,7 +12,6 @@
 #include <asm/sn/types.h>
 #include <asm/sn/sgi.h>
 #include <asm/sn/driver.h>
-#include <asm/sn/iograph.h>
 #include <asm/param.h>
 #include <asm/sn/pio.h>
 #include <asm/sn/xtalk/xwidget.h>

arch/ia64/sn/io/machvec/pci_dma.c

@@ -127,7 +127,7 @@ sn_pci_alloc_consistent(struct pci_dev *hwdev, size_t size, dma_addr_t *dma_hand
 	/*
 	 * Get hwgraph vertex for the device
 	 */
-	device_sysdata = (struct sn_device_sysdata *) hwdev->sysdata;
+	device_sysdata = SN_DEVICE_SYSDATA(hwdev);
 	vhdl = device_sysdata->vhdl;
 
 	/*
@@ -240,7 +240,7 @@ sn_pci_map_sg(struct pci_dev *hwdev, struct scatterlist *sg, int nents, int dire
 	/*
 	 * Get the hwgraph vertex for the device
 	 */
-	device_sysdata = (struct sn_device_sysdata *) hwdev->sysdata;
+	device_sysdata = SN_DEVICE_SYSDATA(hwdev);
 	vhdl = device_sysdata->vhdl;
 
 	/*
@@ -367,7 +367,7 @@ sn_pci_map_single(struct pci_dev *hwdev, void *ptr, size_t size, int direction)
 	/*
 	 * find vertex for the device
 	 */
-	device_sysdata = (struct sn_device_sysdata *)hwdev->sysdata;
+	device_sysdata = SN_DEVICE_SYSDATA(hwdev);
 	vhdl = device_sysdata->vhdl;
 
 	/*

arch/ia64/sn/io/sn2/bte_error.c

@@ -12,7 +12,6 @@
 #include <asm/smp.h>
 #include <asm/sn/sgi.h>
 #include <asm/sn/io.h>
-#include <asm/sn/iograph.h>
 #include <asm/sn/hcl.h>
 #include <asm/sn/labelcl.h>
 #include <asm/sn/sn_private.h>

arch/ia64/sn/io/sn2/geo_op.c

@@ -27,7 +27,6 @@
 #include <asm/hw_irq.h>
 #include <asm/sn/types.h>
 #include <asm/sn/sgi.h>
-#include <asm/sn/iograph.h>
 #include <asm/sn/hcl.h>
 #include <asm/sn/labelcl.h>
 #include <asm/sn/io.h>

arch/ia64/sn/io/sn2/klconflib.c

@@ -474,8 +474,6 @@ board_serial_number_get(lboard_t *board,char *serial_number)
 	return(0);
 }
 
-#include "asm/sn/sn_private.h"
-
 /*
  * Format a module id for printing.
  *

arch/ia64/sn/io/sn2/ml_SN_init.c

@@ -11,12 +11,12 @@
 #include <linux/bootmem.h>
 #include <asm/sn/sgi.h>
 #include <asm/sn/io.h>
-#include <asm/sn/iograph.h>
 #include <asm/sn/hcl.h>
 #include <asm/sn/labelcl.h>
 #include <asm/sn/sn_private.h>
 #include <asm/sn/klconfig.h>
 #include <asm/sn/sn_cpuid.h>
+#include <asm/sn/simulator.h>
 
 int		maxcpus;
 
@@ -69,12 +69,15 @@ void init_platform_nodepda(nodepda_t *npda, cnodeid_t node)
 }
 
 void
-init_platform_hubinfo(nodepda_t **nodepdaindr) {
+init_platform_hubinfo(nodepda_t **nodepdaindr)
+{
 	cnodeid_t       cnode;
 	hubinfo_t hubinfo;
 	nodepda_t *npda;
 	extern int numionodes;
 
+	if (IS_RUNNING_ON_SIMULATOR())
+		return;
 	for (cnode = 0; cnode < numionodes; cnode++) {
 		npda = nodepdaindr[cnode];
 		hubinfo = (hubinfo_t)npda->pdinfo;

arch/ia64/sn/io/sn2/ml_SN_intr.c

@@ -30,6 +30,7 @@
 #include <asm/sal.h>
 #include <asm/sn/sn_sal.h>
 #include <asm/sn/sn2/shub_mmr.h>
+#include <asm/sn/pda.h>
 
 extern irqpda_t	*irqpdaindr;
 extern cnodeid_t master_node_get(vertex_hdl_t vhdl);
@@ -216,7 +217,6 @@ static cpuid_t intr_cpu_choose_from_node(cnodeid_t cnode)
 {
 	cpuid_t		cpu, best_cpu = CPU_NONE;
 	int		slice, min_count = 1000;
-	irqpda_t	*irqs;
 
 	for (slice = CPUS_PER_NODE - 1; slice >= 0; slice--) {
 		int intrs;
@@ -227,8 +227,7 @@ static cpuid_t intr_cpu_choose_from_node(cnodeid_t cnode)
 		if (!cpu_online(cpu))
 			continue;
 
-		irqs = irqpdaindr;
-		intrs = irqs->num_irq_used;
+		intrs = pdacpu(cpu)->sn_num_irqs;
 
 		if (min_count > intrs) {
 			min_count = intrs;
@@ -243,6 +242,7 @@ static cpuid_t intr_cpu_choose_from_node(cnodeid_t cnode)
 			}
 		}
 	}
+	pdacpu(best_cpu)->sn_num_irqs++;
 	return best_cpu;
 }
 

arch/ia64/sn/io/sn2/pcibr/pcibr_ate.c

@@ -8,7 +8,6 @@
 
 #include <linux/types.h>
 #include <asm/sn/sgi.h>
-#include <asm/sn/iograph.h>
 #include <asm/sn/pci/pciio.h>
 #include <asm/sn/pci/pcibr.h>
 #include <asm/sn/pci/pcibr_private.h>

arch/ia64/sn/io/sn2/pcibr/pcibr_config.c

@@ -8,7 +8,6 @@
 
 #include <linux/types.h>
 #include <asm/sn/sgi.h>
-#include <asm/sn/iograph.h>
 #include <asm/sn/pci/pciio.h>
 #include <asm/sn/pci/pcibr.h>
 #include <asm/sn/pci/pcibr_private.h>

arch/ia64/sn/io/sn2/pcibr/pcibr_intr.c

@@ -10,7 +10,6 @@
 #include <linux/module.h>
 #include <asm/sn/sgi.h>
 #include <asm/sn/arch.h>
-#include <asm/sn/iograph.h>
 #include <asm/sn/pci/pciio.h>
 #include <asm/sn/pci/pcibr.h>
 #include <asm/sn/pci/pcibr_private.h>

arch/ia64/sn/io/sn2/pcibr/pcibr_reg.c

@@ -8,7 +8,6 @@
 
 #include <linux/types.h>
 #include <asm/sn/sgi.h>
-#include <asm/sn/iograph.h>
 #include <asm/sn/addrs.h>
 #include <asm/sn/pci/pcibr.h>
 #include <asm/sn/pci/pcibr_private.h>

arch/ia64/sn/io/sn2/pcibr/pcibr_rrb.c

@@ -8,7 +8,6 @@
 
 #include <linux/types.h>
 #include <asm/sn/sgi.h>
-#include <asm/sn/iograph.h>
 #include <asm/sn/pci/pciio.h>
 #include <asm/sn/pci/pcibr.h>
 #include <asm/sn/pci/pcibr_private.h>

arch/ia64/sn/io/sn2/pic.c

@@ -90,10 +90,15 @@ pic_bus1_widget_info_dup(vertex_hdl_t conn_v, vertex_hdl_t peer_conn_v,
     		peer_widget_info->w_efunc = 0;
     		peer_widget_info->w_einfo = 0;
 		peer_widget_info->w_name = kmalloc(strlen(peer_path) + 1, GFP_KERNEL);
+		if (!peer_widget_info->w_name) {
+			kfree(peer_widget_info);
+			return -ENOMEM;
+		}
 		strcpy(peer_widget_info->w_name, peer_path);
 
 		if (hwgraph_info_add_LBL(peer_conn_v, INFO_LBL_XWIDGET,
 			(arbitrary_info_t)peer_widget_info) != GRAPH_SUCCESS) {
+			kfree(peer_widget_info->w_name);
 				kfree(peer_widget_info);
 				return 0;
 		}
@@ -359,6 +364,9 @@ pic_attach2(vertex_hdl_t xconn_vhdl, void *bridge,
 
     s = dev_to_name(pcibr_vhdl, devnm, MAXDEVNAME);
     pcibr_soft->bs_name = kmalloc(strlen(s) + 1, GFP_KERNEL);
+    if (!pcibr_soft->bs_name)
+	    return -ENOMEM;
+
     strcpy(pcibr_soft->bs_name, s);
 
     pcibr_soft->bs_conn = xconn_vhdl;

arch/ia64/sn/io/sn2/shub.c

@@ -17,7 +17,6 @@
 #include <asm/system.h>
 #include <asm/sn/sgi.h>
 #include <asm/uaccess.h>
-#include <asm/sn/iograph.h>
 #include <asm/sn/hcl.h>
 #include <asm/sn/labelcl.h>
 #include <asm/sn/io.h>

arch/ia64/sn/io/sn2/shub_intr.c

@@ -11,7 +11,6 @@
 #include <asm/sn/types.h>
 #include <asm/sn/sgi.h>
 #include <asm/sn/driver.h>
-#include <asm/sn/iograph.h>
 #include <asm/param.h>
 #include <asm/sn/pio.h>
 #include <asm/sn/xtalk/xwidget.h>

arch/ia64/sn/io/sn2/shuberror.c

@@ -16,7 +16,6 @@
 #include <asm/delay.h>
 #include <asm/sn/sgi.h>
 #include <asm/sn/io.h>
-#include <asm/sn/iograph.h>
 #include <asm/sn/hcl.h>
 #include <asm/sn/labelcl.h>
 #include <asm/sn/sn_private.h>

arch/ia64/sn/io/xswitch.c

@@ -11,7 +11,6 @@
 #include <asm/errno.h>
 #include <asm/sn/sgi.h>
 #include <asm/sn/driver.h>
-#include <asm/sn/iograph.h>
 #include <asm/sn/hcl.h>
 #include <asm/sn/labelcl.h>
 #include <asm/sn/xtalk/xtalk.h>

arch/ia64/sn/kernel/irq.c

@@ -18,7 +18,6 @@
 #include <asm/page.h>
 #include <asm/pgtable.h>
 #include <asm/sn/sgi.h>
-#include <asm/sn/iograph.h>
 #include <asm/sn/hcl.h>
 #include <asm/sn/types.h>
 #include <asm/sn/pci/pciio.h>

arch/ia64/sn/kernel/setup.c

@@ -85,6 +85,7 @@ int	numionodes;
 u64 master_node_bedrock_address;
 
 static void sn_init_pdas(char **);
+static void scan_for_ionodes(void);
 
 
 static nodepda_t	*nodepdaindr[MAX_COMPACT_NODES];
@@ -131,7 +132,7 @@ char drive_info[4*16];
  * may not be initialized yet.
  */
 
-static int
+static int __init
 pxm_to_nasid(int pxm)
 {
 	int i;
@@ -358,11 +359,10 @@ sn_setup(char **cmdline_p)
  *
  * One time setup for Node Data Area.  Called by sn_setup().
  */
-void
+void __init
 sn_init_pdas(char **cmdline_p)
 {
 	cnodeid_t	cnode;
-	void scan_for_ionodes(void);
 
 	/*
 	 * Make sure that the PDA fits entirely in the same page as the 
@@ -498,7 +498,7 @@ sn_cpu_init(void)
  * physical_node_map and the pda and increment numionodes.
  */
 
-void
+static void __init
 scan_for_ionodes(void)
 {
 	int nasid = 0;

include/asm-ia64/cyclone.h

+#ifndef ASM_IA64_CYCLONE_H
+#define ASM_IA64_CYCLONE_H
+
+#ifdef	CONFIG_IA64_CYCLONE
+extern int use_cyclone;
+extern int __init cyclone_setup(char*);
+#else	/* CONFIG_IA64_CYCLONE */
+#define use_cyclone 0
+static inline void cyclone_setup(char* s)
+{
+	printk(KERN_ERR "Cyclone Counter: System not configured"
+					" w/ CONFIG_IA64_CYCLONE.\n");
+}
+#endif	/* CONFIG_IA64_CYCLONE */
+#endif	/* !ASM_IA64_CYCLONE_H */

include/asm-ia64/pci.h

@@ -97,6 +97,8 @@ struct pci_controller {
 
 	unsigned int windows;
 	struct pci_window *window;
+
+	void *platform_data;
 };
 
 #define PCI_CONTROLLER(busdev) ((struct pci_controller *) busdev->sysdata)

include/asm-ia64/sn/clksupport.h

@@ -24,17 +24,16 @@
 #define _ASM_IA64_SN_CLKSUPPORT_H
 
 #include <asm/sn/arch.h>
+#include <asm/sn/addrs.h>
+#include <asm/sn/sn2/addrs.h>
+#include <asm/sn/sn2/shubio.h>
+#include <asm/sn/sn2/shub_mmr.h>
 
 typedef long clkreg_t;
 
 extern unsigned long sn_rtc_cycles_per_second;
 extern unsigned long sn_rtc_per_itc;
 
-
-#include <asm/sn/addrs.h>
-#include <asm/sn/sn2/addrs.h>
-#include <asm/sn/sn2/shubio.h>
-#include <asm/sn/sn2/shub_mmr.h>
 #define RTC_MASK		SH_RTC_MASK
 #define RTC_COUNTER_ADDR	((clkreg_t*)LOCAL_MMR_ADDR(SH_RTC))
 #define RTC_COMPARE_A_ADDR      ((clkreg_t*)LOCAL_MMR_ADDR(SH_RTC))

include/asm-ia64/sn/dmamap.h

@@ -8,12 +8,6 @@
 #ifndef _ASM_IA64_SN_DMAMAP_H
 #define _ASM_IA64_SN_DMAMAP_H
 
-#include <asm/sn/types.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
 /*
  * Definitions for allocating, freeing, and using DMA maps
  */
@@ -43,10 +37,6 @@ typedef struct dmamap {
 	unsigned long	dma_virtaddr;	/* Beginning virtual address that is mapped */
 } dmamap_t;
 
-#ifdef __cplusplus
-}
-#endif
-
 /* standard flags values for pio_map routines,
  * including {xtalk,pciio}_dmamap calls.
  * NOTE: try to keep these in step with PIOMAP flags.

include/asm-ia64/sn/driver.h

@@ -23,10 +23,6 @@ typedef struct device_driver_s *device_driver_t;
 /* == Driver thread priority support == */
 typedef int ilvl_t;
 
-#ifdef __cplusplus
-extern "C" {
-#endif
-
 struct eframe_s;
 struct piomap;
 struct dmamap;

include/asm-ia64/sn/intr.h

@@ -8,7 +8,6 @@
 #ifndef _ASM_IA64_SN_INTR_H
 #define _ASM_IA64_SN_INTR_H
 
-#include <linux/config.h>
 #include <asm/sn/sn2/intr.h>
 
 extern void sn_send_IPI_phys(long, int, int);

include/asm-ia64/sn/io.h

@@ -9,8 +9,6 @@
 #ifndef _ASM_IA64_SN_IO_H
 #define _ASM_IA64_SN_IO_H
 
-#include <linux/config.h>
-
 #include <asm/sn/addrs.h>
 
 /* Because we only have PCI I/O ports.  */

include/asm-ia64/sn/ioconfig_bus.h

@@ -20,7 +20,7 @@ struct ioconfig_parm {
 	void *buffer;
 };
 
-struct  ascii_moduleid{
+struct ascii_moduleid {
 	unsigned char   io_moduleid[8]; /* pci path name */
 };
 

include/asm-ia64/sn/ioerror_handling.h

@@ -11,7 +11,7 @@
 #include <linux/types.h>
 #include <asm/sn/sgi.h>
 
-#if __KERNEL__
+#ifdef __KERNEL__
 
 /*
  * Basic types required for io error handling interfaces.
@@ -155,88 +155,5 @@ enum error_class_e {
 	ERROR_CLASS_BAD_RESP_PKT
 };
 
-typedef uint64_t  error_class_t;
-
-
-/* 
- * Error context which the error action can use.
- */
-typedef void			*error_context_t;
-#define ERROR_CONTEXT_IGNORE	((error_context_t)-1ll)
-
-
-/* 
- * Error action type.
- */
-typedef error_return_code_t 	(*error_action_f)( error_context_t);
-#define ERROR_ACTION_IGNORE	((error_action_f)-1ll)
-
-/* Typical set of error actions */
-typedef struct error_action_set_s {
-	error_action_f		eas_panic;
-	error_action_f		eas_shutdown;
-	error_action_f		eas_abort;
-	error_action_f		eas_retry;
-	error_action_f		eas_failover;
-	error_action_f		eas_log_n_ignore;
-	error_action_f		eas_reset;
-} error_action_set_t;
-
-
-/* Set of priorites for in case mutliple error actions/states
- * are trying to be prescribed for a device.
- * NOTE : The ordering below encapsulates the priorities. Highest value
- * corresponds to highest priority.
- */
-enum error_priority_e {
-	ERROR_PRIORITY_IGNORE,
-	ERROR_PRIORITY_NONE,
-	ERROR_PRIORITY_NORMAL,
-	ERROR_PRIORITY_LOG,
-	ERROR_PRIORITY_FAILOVER,
-	ERROR_PRIORITY_RETRY,
-	ERROR_PRIORITY_ABORT,
-	ERROR_PRIORITY_SHUTDOWN,
-	ERROR_PRIORITY_RESTART,
-	ERROR_PRIORITY_PANIC
-};
-
-typedef uint64_t  error_priority_t;
-
-/* Error action interfaces */
-
-extern error_return_code_t	error_action_set(vertex_hdl_t,
-						 error_action_f,
-						 error_context_t,
-						 error_priority_t);
-extern error_return_code_t	error_action_perform(vertex_hdl_t);
-
-
-#define INFO_LBL_ERROR_SKIP_ENV	"error_skip_env"
-
-#define v_error_skip_env_get(v, l)		\
-hwgraph_info_get_LBL(v, INFO_LBL_ERROR_SKIP_ENV, (arbitrary_info_t *)&l)
-
-#define v_error_skip_env_set(v, l, r)		\
-(r ? 						\
- hwgraph_info_replace_LBL(v, INFO_LBL_ERROR_SKIP_ENV, (arbitrary_info_t)l,0) :\
- hwgraph_info_add_LBL(v, INFO_LBL_ERROR_SKIP_ENV, (arbitrary_info_t)l))
-
-#define v_error_skip_env_clear(v)		\
-hwgraph_info_remove_LBL(v, INFO_LBL_ERROR_SKIP_ENV, 0)
-
-typedef uint64_t		counter_t;
-
-extern counter_t		error_retry_count_get(vertex_hdl_t);
-extern error_return_code_t	error_retry_count_set(vertex_hdl_t,counter_t);
-extern counter_t		error_retry_count_increment(vertex_hdl_t);
-extern counter_t		error_retry_count_decrement(vertex_hdl_t);
-
-/* Except for the PIO Read error typically the other errors are handled in
- * the context of an asynchronous error interrupt.
- */
-#define	IS_ERROR_INTR_CONTEXT(_ec)	((_ec & IOECODE_DMA) 		|| \
-					 (_ec == IOECODE_PIO_WRITE))
-
 #endif /* __KERNEL__ */
 #endif /* _ASM_IA64_SN_IOERROR_HANDLING_H */

include/asm-ia64/sn/iograph.h

@@ -8,6 +8,8 @@
 #ifndef _ASM_IA64_SN_IOGRAPH_H
 #define _ASM_IA64_SN_IOGRAPH_H
 
+#include <asm/sn/xtalk/xbow.h>	/* For get MAX_PORT_NUM */
+
 /*
  * During initialization, platform-dependent kernel code establishes some
  * basic elements of the hardware graph.  This file contains edge and
@@ -115,40 +117,13 @@
 #define INFO_LBL_XSWITCH_VOL		"_xswitch_volunteer"
 #define INFO_LBL_XFUNCS			"_xtalk_ops"	/* ops vector for gio providers */
 #define INFO_LBL_XWIDGET		"_xwidget"
-/* Device/Driver  Admin directive labels  */
-#define ADMIN_LBL_INTR_TARGET		"INTR_TARGET"	/* Target cpu for device interrupts*/
-#define ADMIN_LBL_INTR_SWLEVEL		"INTR_SWLEVEL"	/* Priority level of the ithread */
 
-#define	ADMIN_LBL_DMATRANS_NODE		"PCIBUS_DMATRANS_NODE" /* Node used for
-								* 32-bit Direct
-								* Mapping I/O
-								*/
-#define ADMIN_LBL_DISABLED		"DISABLE"	/* Device has been disabled */
-#define ADMIN_LBL_DETACH		"DETACH"	/* Device has been detached */
 
-#define ADMIN_LBL_THREAD_PRI		"thread_priority" 
-							/* Driver adminstrator
-							 * hint parameter for 
-							 * thread priority
-							 */
-#define ADMIN_LBL_THREAD_CLASS		"thread_class" 
-							/* Driver adminstrator
-							 * hint parameter for 
-							 * thread priority
-							 * default class
-							 */
-/* Info labels that begin with '_' cannot be overwritten by an attr_set call */
-#define INFO_LBL_RESERVED(name) ((name)[0] == '_')
-
-#if defined(__KERNEL__)
+#ifdef __KERNEL__
 void init_all_devices(void);
 #endif /* __KERNEL__ */
 
-#include <asm/sn/sgi.h>
-#include <asm/sn/xtalk/xbow.h>	/* For get MAX_PORT_NUM */
-
 int io_brick_map_widget(int, int);
-int io_path_map_widget(vertex_hdl_t);
 
 /*
  * Map a brick's widget number to a meaningful int
@@ -159,5 +134,4 @@ struct io_brick_map_s {
     int                 ibm_map_wid[MAX_PORT_NUM]; /* wid to int map */
 };
 
-
 #endif /* _ASM_IA64_SN_IOGRAPH_H */

include/asm-ia64/sn/leds.h

@@ -8,10 +8,7 @@
  * Copyright (C) 2000-2003 Silicon Graphics, Inc. All rights reserved.
  */
 
-#include <linux/config.h>
-#include <asm/smp.h>
 #include <asm/sn/addrs.h>
-#include <asm/sn/sn_cpuid.h>
 #include <asm/sn/pda.h>
 #include <asm/sn/sn2/shub.h>
 
@@ -23,7 +20,7 @@
 #define LED_ALWAYS_SET		0x00
 
 /*
- * Basic macros for flashing the LEDS on an SGI, SN1.
+ * Basic macros for flashing the LEDS on an SGI SN.
  */
 
 static __inline__ void

include/asm-ia64/sn/module.h

@@ -8,12 +8,6 @@
 #ifndef _ASM_IA64_SN_MODULE_H
 #define _ASM_IA64_SN_MODULE_H
 
-#ifdef	__cplusplus
-extern "C" {
-#endif
-
-
-#include <asm/semaphore.h>
 #include <asm/sn/klconfig.h>
 #include <asm/sn/ksys/elsc.h>
 

include/asm-ia64/sn/pci/pci_bus_cvlink.h

@@ -31,14 +31,15 @@
 #define MAX_PCI_XWIDGET 256
 #define MAX_ATE_MAPS 1024
 
+#define SN_DEVICE_SYSDATA(dev) \
+	((struct sn_device_sysdata *) \
+	(((struct pci_controller *) ((dev)->sysdata))->platform_data))
+
 #define IS_PCI32G(dev)	((dev)->dma_mask >= 0xffffffff)
 #define IS_PCI32L(dev)	((dev)->dma_mask < 0xffffffff)
 
 #define PCIDEV_VERTEX(pci_dev) \
-	(((struct sn_device_sysdata *)((pci_dev)->sysdata))->vhdl)
-
-#define PCIBUS_VERTEX(pci_bus) \
-	(((struct sn_widget_sysdata *)((pci_bus)->sysdata))->vhdl)
+	((SN_DEVICE_SYSDATA(pci_dev))->vhdl)
 
 struct sn_widget_sysdata {
         vertex_hdl_t  vhdl;
@@ -47,6 +48,9 @@ struct sn_widget_sysdata {
 struct sn_device_sysdata {
         vertex_hdl_t		vhdl;
 	pciio_provider_t	*pci_provider;
+	pciio_intr_t		intr_handle;
+	struct sn_flush_device_list *dma_flush_list;
+        pciio_piomap_t		pio_map[PCI_ROM_RESOURCE];
 };
 
 struct ioports_to_tlbs_s {

include/asm-ia64/sn/sgi.h

@@ -13,7 +13,6 @@
 #include <linux/config.h>
 
 #include <asm/sn/types.h>
-#include <asm/uaccess.h>		/* for copy_??_user */
 #include <asm/sn/hwgfs.h>
 
 typedef hwgfs_handle_t vertex_hdl_t;

include/asm-ia64/sn/sn2/sn_private.h

@@ -11,6 +11,7 @@
 #include <linux/wait.h>
 #include <asm/sn/nodepda.h>
 #include <asm/sn/io.h>
+#include <asm/sn/iograph.h>
 #include <asm/sn/xtalk/xwidget.h>
 #include <asm/sn/xtalk/xtalk_private.h>