#include <asm/ipc.h>
#include <asm/semaphore.h>
-void
-check_bugs(void)
-{
-}
/*
* sys_ipc() is the de-multiplexer for the SysV IPC calls..
boot := arch/ppc64/boot
-boottarget-$(CONFIG_PPC_PSERIES) := zImage zImage.initrd
-boottarget-$(CONFIG_PPC_MAPLE) := zImage zImage.initrd
-boottarget-$(CONFIG_PPC_ISERIES) := vmlinux.sminitrd vmlinux.initrd vmlinux.sm
-boottarget-$(CONFIG_PPC_BPA) := zImage zImage.initrd
-$(boottarget-y): vmlinux
+boottargets-$(CONFIG_PPC_PSERIES) += zImage zImage.initrd
+boottargets-$(CONFIG_PPC_PMAC) += zImage.vmode zImage.initrd.vmode
+boottargets-$(CONFIG_PPC_MAPLE) += zImage zImage.initrd
+boottargets-$(CONFIG_PPC_ISERIES) += vmlinux.sminitrd vmlinux.initrd vmlinux.sm
+boottargets-$(CONFIG_PPC_BPA) += zImage zImage.initrd
+$(boottargets-y): vmlinux
$(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
bootimage-$(CONFIG_PPC_PSERIES) := $(boot)/zImage
$(Q)ln -fsn $(srctree)/include/asm-powerpc include3/asm
define archhelp
- echo '* zImage - Compressed kernel image (arch/$(ARCH)/boot/zImage)'
- echo ' zImage.initrd- Compressed kernel image with initrd attached,'
- echo ' sourced from arch/$(ARCH)/boot/ramdisk.image.gz'
- echo ' (arch/$(ARCH)/boot/zImage.initrd)'
+ echo ' zImage.vmode - Compressed kernel image (arch/$(ARCH)/boot/zImage.vmode)'
+ echo ' zImage.initrd.vmode - Compressed kernel image with initrd attached,'
+ echo ' sourced from arch/$(ARCH)/boot/ramdisk.image.gz'
+ echo ' (arch/$(ARCH)/boot/zImage.initrd.vmode)'
+ echo ' zImage - zImage for pSeries machines'
+ echo ' zImage.initrd - zImage with initrd for pSeries machines'
endef
CLEAN_FILES += include/asm-ppc64/offsets.h
quiet_cmd_bootas = BOOTAS $@
cmd_bootas = $(CROSS32CC) -Wp,-MD,$(depfile) $(BOOTAFLAGS) -c -o $@ $<
+quiet_cmd_bootld = BOOTLD $@
+ cmd_bootld = $(CROSS32LD) $(BOOTLFLAGS) -o $@ $(2)
+
$(patsubst %.c,%.o, $(filter %.c, $(src-boot))): %.o: %.c
$(call if_changed_dep,bootcc)
$(patsubst %.S,%.o, $(filter %.S, $(src-boot))): %.o: %.S
gz-sec = $(foreach section, $(1), $(patsubst %,$(obj)/kernel-%.gz, $(section)))
hostprogs-y := addnote addRamDisk
-targets += zImage zImage.initrd imagesize.c \
+targets += zImage.vmode zImage.initrd.vmode zImage zImage.initrd imagesize.c \
$(patsubst $(obj)/%,%, $(call obj-sec, $(required) $(initrd))) \
$(patsubst $(obj)/%,%, $(call src-sec, $(required) $(initrd))) \
$(patsubst $(obj)/%,%, $(call gz-sec, $(required) $(initrd))) \
quiet_cmd_ramdisk = RAMDISK $@
cmd_ramdisk = $(obj)/addRamDisk $(obj)/ramdisk.image.gz $< $@
-quiet_cmd_stripvm = STRIP $@
+quiet_cmd_stripvm = STRIP $@
cmd_stripvm = $(STRIP) -s $< -o $@
vmlinux.strip: vmlinux FORCE
$(obj)/vmlinux.initrd: vmlinux.strip $(obj)/addRamDisk $(obj)/ramdisk.image.gz FORCE
$(call if_changed,ramdisk)
-addsection = $(CROSS32OBJCOPY) $(1) \
- --add-section=.kernel:$(strip $(patsubst $(obj)/kernel-%.o,%, $(1)))=$(patsubst %.o,%.gz, $(1)) \
- --set-section-flags=.kernel:$(strip $(patsubst $(obj)/kernel-%.o,%, $(1)))=$(OBJCOPYFLAGS)
+quiet_cmd_addsection = ADDSEC $@
+ cmd_addsection = $(CROSS32OBJCOPY) $@ \
+ --add-section=.kernel:$(strip $(patsubst $(obj)/kernel-%.o,%, $@))=$(patsubst %.o,%.gz, $@) \
+ --set-section-flags=.kernel:$(strip $(patsubst $(obj)/kernel-%.o,%, $@))=$(OBJCOPYFLAGS)
+
+quiet_cmd_imagesize = GENSIZE $@
+ cmd_imagesize = ls -l vmlinux.strip | \
+ awk '{printf "/* generated -- do not edit! */\n" "unsigned long vmlinux_filesize = %d;\n", $$5}' \
+ > $(obj)/imagesize.c && \
+ $(CROSS_COMPILE)nm -n vmlinux | tail -n 1 | \
+ awk '{printf "unsigned long vmlinux_memsize = 0x%s;\n", substr($$1,8)}' >> $(obj)/imagesize.c
-quiet_cmd_addnote = ADDNOTE $@
- cmd_addnote = $(CROSS32LD) $(BOOTLFLAGS) -o $@ $(obj-boot) && $(obj)/addnote $@
+quiet_cmd_addnote = ADDNOTE $@
+ cmd_addnote = $(obj)/addnote $@
$(call gz-sec, $(required)): $(obj)/kernel-%.gz: % FORCE
$(call if_changed,gzip)
cp -f $(obj)/ramdisk.image.gz $@
$(call src-sec, $(required) $(initrd)): $(obj)/kernel-%.c: $(obj)/kernel-%.gz FORCE
- touch $@
+ @touch $@
$(call obj-sec, $(required) $(initrd)): $(obj)/kernel-%.o: $(obj)/kernel-%.c FORCE
$(call if_changed_dep,bootcc)
- $(call addsection, $@)
+ $(call cmd,addsection)
+
+$(obj)/zImage.vmode: obj-boot += $(call obj-sec, $(required))
+$(obj)/zImage.vmode: $(call obj-sec, $(required)) $(obj-boot) FORCE
+ $(call cmd,bootld,$(obj-boot))
+
+$(obj)/zImage.initrd.vmode: obj-boot += $(call obj-sec, $(required) $(initrd))
+$(obj)/zImage.initrd.vmode: $(call obj-sec, $(required) $(initrd)) $(obj-boot) FORCE
+ $(call cmd,bootld,$(obj-boot))
-$(obj)/zImage: obj-boot += $(call obj-sec, $(required))
-$(obj)/zImage: $(call obj-sec, $(required)) $(obj-boot) $(obj)/addnote FORCE
+$(obj)/zImage: $(obj)/zImage.vmode $(obj)/addnote FORCE
+ @cp -f $< $@
$(call if_changed,addnote)
-$(obj)/zImage.initrd: obj-boot += $(call obj-sec, $(required) $(initrd))
-$(obj)/zImage.initrd: $(call obj-sec, $(required) $(initrd)) $(obj-boot) $(obj)/addnote FORCE
+$(obj)/zImage.initrd: $(obj)/zImage.initrd.vmode $(obj)/addnote FORCE
+ @cp -f $< $@
$(call if_changed,addnote)
$(obj)/imagesize.c: vmlinux.strip
- @echo Generating $@
- ls -l vmlinux.strip | \
- awk '{printf "/* generated -- do not edit! */\n" \
- "unsigned long vmlinux_filesize = %d;\n", $$5}' > $(obj)/imagesize.c
- $(CROSS_COMPILE)nm -n vmlinux | tail -n 1 | \
- awk '{printf "unsigned long vmlinux_memsize = 0x%s;\n", substr($$1,8)}' \
- >> $(obj)/imagesize.c
+ $(call cmd,imagesize)
install: $(CONFIGURE) $(BOOTIMAGE)
sh -x $(srctree)/$(src)/install.sh "$(KERNELRELEASE)" vmlinux System.map "$(INSTALL_PATH)" "$(BOOTIMAGE)"
/* Value picked to match that used by yaboot */
#define PROG_START 0x01400000
-#define RAM_END (256<<20) // Fixme: use OF */
+#define RAM_END (512<<20) // Fixme: use OF */
+#define ONE_MB 0x100000
static char *avail_ram;
static char *begin_avail, *end_avail;
static unsigned int heap_max;
extern char _start[];
+extern char _end[];
extern char _vmlinux_start[];
extern char _vmlinux_end[];
extern char _initrd_start[];
#undef DEBUG
-static unsigned long claim_base = PROG_START;
+static unsigned long claim_base;
static unsigned long try_claim(unsigned long size)
{
unsigned long addr = 0;
- for(; claim_base < RAM_END; claim_base += 0x100000) {
+ for(; claim_base < RAM_END; claim_base += ONE_MB) {
#ifdef DEBUG
printf(" trying: 0x%08lx\n\r", claim_base);
#endif
if (getprop(chosen_handle, "stdin", &stdin, sizeof(stdin)) != 4)
exit();
- printf("\n\rzImage starting: loaded at 0x%x\n\r", (unsigned)_start);
+ printf("\n\rzImage starting: loaded at 0x%lx\n\r", (unsigned long) _start);
+
+ /*
+ * The first available claim_base must be above the end of the
+ * the loaded kernel wrapper file (_start to _end includes the
+ * initrd image if it is present) and rounded up to a nice
+ * 1 MB boundary for good measure.
+ */
+
+ claim_base = _ALIGN_UP((unsigned long)_end, ONE_MB);
+
+#if defined(PROG_START)
+ /*
+ * Maintain a "magic" minimum address. This keeps some older
+ * firmware platforms running.
+ */
+
+ if (claim_base < PROG_START)
+ claim_base = PROG_START;
+#endif
/*
* Now we try to claim some memory for the kernel itself
* size... In practice we add 1Mb, that is enough, but we should really
* consider fixing the Makefile to put a _raw_ kernel in there !
*/
- vmlinux_memsize += 0x100000;
+ vmlinux_memsize += ONE_MB;
printf("Allocating 0x%lx bytes for kernel ...\n\r", vmlinux_memsize);
vmlinux.addr = try_claim(vmlinux_memsize);
if (vmlinux.addr == 0) {
}
#ifdef CONFIG_SMP
+
+/* Use the highest interrupt priorities for IPI */
+static inline int iic_ipi_to_irq(int ipi)
+{
+ return IIC_IPI_OFFSET + IIC_NUM_IPIS - 1 - ipi;
+}
+
+static inline int iic_irq_to_ipi(int irq)
+{
+ return IIC_NUM_IPIS - 1 - (irq - IIC_IPI_OFFSET);
+}
+
void iic_setup_cpu(void)
{
out_be64(&__get_cpu_var(iic).regs->prio, 0xff);
void iic_cause_IPI(int cpu, int mesg)
{
- out_be64(&per_cpu(iic, cpu).regs->generate, mesg);
+ out_be64(&per_cpu(iic, cpu).regs->generate, (IIC_NUM_IPIS - 1 - mesg) << 4);
}
static irqreturn_t iic_ipi_action(int irq, void *dev_id, struct pt_regs *regs)
{
-
- smp_message_recv(irq - IIC_IPI_OFFSET, regs);
+ smp_message_recv(iic_irq_to_ipi(irq), regs);
return IRQ_HANDLED;
}
-static void iic_request_ipi(int irq, const char *name)
+static void iic_request_ipi(int ipi, const char *name)
{
+ int irq;
+
+ irq = iic_ipi_to_irq(ipi);
/* IPIs are marked SA_INTERRUPT as they must run with irqs
* disabled */
get_irq_desc(irq)->handler = &iic_pic;
void iic_request_IPIs(void)
{
- iic_request_ipi(IIC_IPI_OFFSET + PPC_MSG_CALL_FUNCTION, "IPI-call");
- iic_request_ipi(IIC_IPI_OFFSET + PPC_MSG_RESCHEDULE, "IPI-resched");
+ iic_request_ipi(PPC_MSG_CALL_FUNCTION, "IPI-call");
+ iic_request_ipi(PPC_MSG_RESCHEDULE, "IPI-resched");
#ifdef CONFIG_DEBUGGER
- iic_request_ipi(IIC_IPI_OFFSET + PPC_MSG_DEBUGGER_BREAK, "IPI-debug");
+ iic_request_ipi(PPC_MSG_DEBUGGER_BREAK, "IPI-debug");
#endif /* CONFIG_DEBUGGER */
}
#endif /* CONFIG_SMP */
static void __pci_addr_cache_insert_device(struct pci_dev *dev)
{
struct device_node *dn;
+ struct pci_dn *pdn;
int i;
int inserted = 0;
}
/* Skip any devices for which EEH is not enabled. */
- if (!(dn->eeh_mode & EEH_MODE_SUPPORTED) ||
- dn->eeh_mode & EEH_MODE_NOCHECK) {
+ pdn = dn->data;
+ if (!(pdn->eeh_mode & EEH_MODE_SUPPORTED) ||
+ pdn->eeh_mode & EEH_MODE_NOCHECK) {
#ifdef DEBUG
printk(KERN_INFO "PCI: skip building address cache for=%s\n",
pci_name(dev));
static int read_slot_reset_state(struct device_node *dn, int rets[])
{
int token, outputs;
+ struct pci_dn *pdn = dn->data;
if (ibm_read_slot_reset_state2 != RTAS_UNKNOWN_SERVICE) {
token = ibm_read_slot_reset_state2;
outputs = 3;
}
- return rtas_call(token, 3, outputs, rets, dn->eeh_config_addr,
- BUID_HI(dn->phb->buid), BUID_LO(dn->phb->buid));
+ return rtas_call(token, 3, outputs, rets, pdn->eeh_config_addr,
+ BUID_HI(pdn->phb->buid), BUID_LO(pdn->phb->buid));
}
/**
unsigned long flags;
int rc, reset_state;
struct eeh_event *event;
+ struct pci_dn *pdn;
__get_cpu_var(total_mmio_ffs)++;
if (!dn)
return 0;
+ pdn = dn->data;
/* Access to IO BARs might get this far and still not want checking. */
- if (!(dn->eeh_mode & EEH_MODE_SUPPORTED) ||
- dn->eeh_mode & EEH_MODE_NOCHECK) {
+ if (!pdn->eeh_capable || !(pdn->eeh_mode & EEH_MODE_SUPPORTED) ||
+ pdn->eeh_mode & EEH_MODE_NOCHECK) {
return 0;
}
- if (!dn->eeh_config_addr) {
+ if (!pdn->eeh_config_addr) {
return 0;
}
* If we already have a pending isolation event for this
* slot, we know it's bad already, we don't need to check...
*/
- if (dn->eeh_mode & EEH_MODE_ISOLATED) {
+ if (pdn->eeh_mode & EEH_MODE_ISOLATED) {
atomic_inc(&eeh_fail_count);
if (atomic_read(&eeh_fail_count) >= EEH_MAX_FAILS) {
/* re-read the slot reset state */
}
/* prevent repeated reports of this failure */
- dn->eeh_mode |= EEH_MODE_ISOLATED;
+ pdn->eeh_mode |= EEH_MODE_ISOLATED;
reset_state = rets[0];
memset(slot_errbuf, 0, eeh_error_buf_size);
rc = rtas_call(ibm_slot_error_detail,
- 8, 1, NULL, dn->eeh_config_addr,
- BUID_HI(dn->phb->buid),
- BUID_LO(dn->phb->buid), NULL, 0,
+ 8, 1, NULL, pdn->eeh_config_addr,
+ BUID_HI(pdn->phb->buid),
+ BUID_LO(pdn->phb->buid), NULL, 0,
virt_to_phys(slot_errbuf),
eeh_error_buf_size,
1 /* Temporary Error */);
u32 *device_id = (u32 *)get_property(dn, "device-id", NULL);
u32 *regs;
int enable;
+ struct pci_dn *pdn = dn->data;
- dn->eeh_mode = 0;
+ pdn->eeh_mode = 0;
if (status && strcmp(status, "ok") != 0)
return NULL; /* ignore devices with bad status */
/* There is nothing to check on PCI to ISA bridges */
if (dn->type && !strcmp(dn->type, "isa")) {
- dn->eeh_mode |= EEH_MODE_NOCHECK;
+ pdn->eeh_mode |= EEH_MODE_NOCHECK;
return NULL;
}
enable = 0;
if (!enable)
- dn->eeh_mode |= EEH_MODE_NOCHECK;
+ pdn->eeh_mode |= EEH_MODE_NOCHECK;
/* Ok... see if this device supports EEH. Some do, some don't,
* and the only way to find out is to check each and every one. */
EEH_ENABLE);
if (ret == 0) {
eeh_subsystem_enabled = 1;
- dn->eeh_mode |= EEH_MODE_SUPPORTED;
- dn->eeh_config_addr = regs[0];
+ pdn->eeh_mode |= EEH_MODE_SUPPORTED;
+ pdn->eeh_config_addr = regs[0];
#ifdef DEBUG
printk(KERN_DEBUG "EEH: %s: eeh enabled\n", dn->full_name);
#endif
/* This device doesn't support EEH, but it may have an
* EEH parent, in which case we mark it as supported. */
- if (dn->parent && (dn->parent->eeh_mode & EEH_MODE_SUPPORTED)) {
+ if (dn->parent && dn->parent->data
+ && (PCI_DN(dn->parent)->eeh_mode & EEH_MODE_SUPPORTED)) {
/* Parent supports EEH. */
- dn->eeh_mode |= EEH_MODE_SUPPORTED;
- dn->eeh_config_addr = dn->parent->eeh_config_addr;
+ pdn->eeh_mode |= EEH_MODE_SUPPORTED;
+ pdn->eeh_config_addr = PCI_DN(dn->parent)->eeh_config_addr;
return NULL;
}
}
for (phb = of_find_node_by_name(NULL, "pci"); phb;
phb = of_find_node_by_name(phb, "pci")) {
unsigned long buid;
+ struct pci_dn *pci;
buid = get_phb_buid(phb);
- if (buid == 0)
+ if (buid == 0 || phb->data == NULL)
continue;
+ pci = phb->data;
info.buid_lo = BUID_LO(buid);
info.buid_hi = BUID_HI(buid);
traverse_pci_devices(phb, early_enable_eeh, &info);
struct pci_controller *phb;
struct eeh_early_enable_info info;
- if (!dn)
+ if (!dn || !dn->data)
return;
- phb = dn->phb;
+ phb = PCI_DN(dn)->phb;
if (NULL == phb || 0 == phb->buid) {
printk(KERN_WARNING "EEH: Expected buid but found none\n");
return;
{
return readw(addr);
}
+unsigned int fastcall ioread16be(void __iomem *addr)
+{
+ return in_be16(addr);
+}
unsigned int fastcall ioread32(void __iomem *addr)
{
return readl(addr);
}
+unsigned int fastcall ioread32be(void __iomem *addr)
+{
+ return in_be32(addr);
+}
EXPORT_SYMBOL(ioread8);
EXPORT_SYMBOL(ioread16);
+EXPORT_SYMBOL(ioread16be);
EXPORT_SYMBOL(ioread32);
+EXPORT_SYMBOL(ioread32be);
void fastcall iowrite8(u8 val, void __iomem *addr)
{
{
writew(val, addr);
}
+void fastcall iowrite16be(u16 val, void __iomem *addr)
+{
+ out_be16(addr, val);
+}
void fastcall iowrite32(u32 val, void __iomem *addr)
{
writel(val, addr);
}
+void fastcall iowrite32be(u32 val, void __iomem *addr)
+{
+ out_be32(addr, val);
+}
EXPORT_SYMBOL(iowrite8);
EXPORT_SYMBOL(iowrite16);
+EXPORT_SYMBOL(iowrite16be);
EXPORT_SYMBOL(iowrite32);
+EXPORT_SYMBOL(iowrite32be);
/*
* These are the "repeat read/write" functions. Note the
void iommu_free_table(struct device_node *dn)
{
- struct iommu_table *tbl = dn->iommu_table;
+ struct pci_dn *pdn = dn->data;
+ struct iommu_table *tbl = pdn->iommu_table;
unsigned long bitmap_sz, i;
unsigned int order;
*/
if (u3_agp) {
struct device_node *np = u3_agp->arch_data;
- np->busno = 0xf0;
+ PCI_DN(np)->busno = 0xf0;
for (np = np->child; np; np = np->sibling)
- np->busno = 0xf0;
+ PCI_DN(np)->busno = 0xf0;
}
/* Tell pci.c to use the common resource allocation mecanism */
.llong .sys_ni_syscall /* 195 - 32bit only stat64 */
.llong .sys_ni_syscall /* 32bit only lstat64 */
.llong .sys_ni_syscall /* 32bit only fstat64 */
- .llong .sys_ni_syscall /* 32bit only pciconfig_read */
- .llong .sys_ni_syscall /* 32bit only pciconfig_write */
- .llong .sys_ni_syscall /* 32bit only pciconfig_iobase */
+ .llong .sys_pciconfig_read
+ .llong .sys_pciconfig_write
+ .llong .sys_pciconfig_iobase /* 200 - pciconfig_iobase */
.llong .sys_ni_syscall /* reserved for MacOnLinux */
.llong .sys_getdents64
.llong .sys_pivot_root
struct iommu_table *tbl,
unsigned int *dma_window)
{
- tbl->it_busno = dn->bussubno;
+ tbl->it_busno = PCI_DN(dn)->bussubno;
/* TODO: Parse field size properties properly. */
tbl->it_size = (((unsigned long)dma_window[4] << 32) |
static void iommu_bus_setup_pSeries(struct pci_bus *bus)
{
struct device_node *dn, *pdn;
+ struct pci_dn *pci;
struct iommu_table *tbl;
DBG("iommu_bus_setup_pSeries, bus %p, bus->self %p\n", bus, bus->self);
*/
dn = pci_bus_to_OF_node(bus);
+ pci = dn->data;
if (!bus->self) {
/* Root bus */
* alltogether. This leaves 768MB for the window.
*/
DBG("PHB has io-hole, reserving 256MB\n");
- dn->phb->dma_window_size = 3 << 28;
- dn->phb->dma_window_base_cur = 1 << 28;
+ pci->phb->dma_window_size = 3 << 28;
+ pci->phb->dma_window_base_cur = 1 << 28;
} else {
/* 1GB window by default */
- dn->phb->dma_window_size = 1 << 30;
- dn->phb->dma_window_base_cur = 0;
+ pci->phb->dma_window_size = 1 << 30;
+ pci->phb->dma_window_base_cur = 0;
}
tbl = kmalloc(sizeof(struct iommu_table), GFP_KERNEL);
- iommu_table_setparms(dn->phb, dn, tbl);
- dn->iommu_table = iommu_init_table(tbl);
+ iommu_table_setparms(pci->phb, dn, tbl);
+ pci->iommu_table = iommu_init_table(tbl);
} else {
/* Do a 128MB table at root. This is used for the IDE
* controller on some SMP-mode POWER4 machines. It
* Allocate at offset 128MB to avoid having to deal
* with ISA holes; 128MB table for IDE is plenty.
*/
- dn->phb->dma_window_size = 1 << 27;
- dn->phb->dma_window_base_cur = 1 << 27;
+ pci->phb->dma_window_size = 1 << 27;
+ pci->phb->dma_window_base_cur = 1 << 27;
tbl = kmalloc(sizeof(struct iommu_table), GFP_KERNEL);
- iommu_table_setparms(dn->phb, dn, tbl);
- dn->iommu_table = iommu_init_table(tbl);
+ iommu_table_setparms(pci->phb, dn, tbl);
+ pci->iommu_table = iommu_init_table(tbl);
/* All child buses have 256MB tables */
- dn->phb->dma_window_size = 1 << 28;
+ pci->phb->dma_window_size = 1 << 28;
}
} else {
pdn = pci_bus_to_OF_node(bus->parent);
tbl = kmalloc(sizeof(struct iommu_table), GFP_KERNEL);
- iommu_table_setparms(dn->phb, dn, tbl);
+ iommu_table_setparms(pci->phb, dn, tbl);
- dn->iommu_table = iommu_init_table(tbl);
+ pci->iommu_table = iommu_init_table(tbl);
} else {
/* Lower than first child or under python, use parent table */
- dn->iommu_table = pdn->iommu_table;
+ pci->iommu_table = PCI_DN(pdn)->iommu_table;
}
}
}
{
struct iommu_table *tbl;
struct device_node *dn, *pdn;
+ struct pci_dn *ppci;
unsigned int *dma_window = NULL;
DBG("iommu_bus_setup_pSeriesLP, bus %p, bus->self %p\n", bus, bus->self);
return;
}
- if (!pdn->iommu_table) {
+ ppci = pdn->data;
+ if (!ppci->iommu_table) {
/* Bussubno hasn't been copied yet.
* Do it now because iommu_table_setparms_lpar needs it.
*/
- pdn->bussubno = bus->number;
+
+ ppci->bussubno = bus->number;
tbl = (struct iommu_table *)kmalloc(sizeof(struct iommu_table),
GFP_KERNEL);
- iommu_table_setparms_lpar(pdn->phb, pdn, tbl, dma_window);
+ iommu_table_setparms_lpar(ppci->phb, pdn, tbl, dma_window);
- pdn->iommu_table = iommu_init_table(tbl);
+ ppci->iommu_table = iommu_init_table(tbl);
}
if (pdn != dn)
- dn->iommu_table = pdn->iommu_table;
+ PCI_DN(dn)->iommu_table = ppci->iommu_table;
}
*/
mydn = dn = pci_device_to_OF_node(dev);
- while (dn && dn->iommu_table == NULL)
+ while (dn && dn->data && PCI_DN(dn)->iommu_table == NULL)
dn = dn->parent;
- if (dn) {
- mydn->iommu_table = dn->iommu_table;
+ if (dn && dn->data) {
+ PCI_DN(mydn)->iommu_table = PCI_DN(dn)->iommu_table;
} else {
DBG("iommu_dev_setup_pSeries, dev %p (%s) has no iommu table\n", dev, dev->pretty_name);
}
{
int err = NOTIFY_OK;
struct device_node *np = node;
+ struct pci_dn *pci = np->data;
switch (action) {
case PSERIES_RECONFIG_REMOVE:
- if (np->iommu_table &&
+ if (pci->iommu_table &&
get_property(np, "ibm,dma-window", NULL))
iommu_free_table(np);
break;
struct device_node *pdn, *dn;
struct iommu_table *tbl;
int *dma_window = NULL;
+ struct pci_dn *pci;
DBG("iommu_dev_setup_pSeriesLP, dev %p (%s)\n", dev, dev->pretty_name);
*/
dn = pci_device_to_OF_node(dev);
- for (pdn = dn; pdn && !pdn->iommu_table; pdn = pdn->parent) {
- dma_window = (unsigned int *)get_property(pdn, "ibm,dma-window", NULL);
+ for (pdn = dn; pdn && pdn->data && !PCI_DN(pdn)->iommu_table;
+ pdn = pdn->parent) {
+ dma_window = (unsigned int *)
+ get_property(pdn, "ibm,dma-window", NULL);
if (dma_window)
break;
}
DBG("Found DMA window, allocating table\n");
}
- if (!pdn->iommu_table) {
+ pci = pdn->data;
+ if (!pci->iommu_table) {
/* iommu_table_setparms_lpar needs bussubno. */
- pdn->bussubno = pdn->phb->bus->number;
+ pci->bussubno = pci->phb->bus->number;
tbl = (struct iommu_table *)kmalloc(sizeof(struct iommu_table),
GFP_KERNEL);
- iommu_table_setparms_lpar(pdn->phb, pdn, tbl, dma_window);
+ iommu_table_setparms_lpar(pci->phb, pdn, tbl, dma_window);
- pdn->iommu_table = iommu_init_table(tbl);
+ pci->iommu_table = iommu_init_table(tbl);
}
if (pdn != dn)
- dn->iommu_table = pdn->iommu_table;
+ PCI_DN(dn)->iommu_table = pci->iommu_table;
}
static void iommu_bus_setup_null(struct pci_bus *b) { }
#include <linux/bootmem.h>
#include <linux/mm.h>
#include <linux/list.h>
+#include <linux/syscalls.h>
#include <asm/processor.h>
#include <asm/io.h>
* device tree. If they are then we need to scan all the
* functions of this slot.
*/
- for (dn = busdn->child; dn; dn = dn->sibling)
- if ((dn->devfn >> 3) == (devfn >> 3))
+ for (dn = busdn->child; dn; dn = dn->sibling) {
+ struct pci_dn *pdn = dn->data;
+ if (pdn && (pdn->devfn >> 3) == (devfn >> 3))
return 1;
+ }
return 0;
}
}
#endif /* CONFIG_PPC_MULTIPLATFORM */
+
+
+#define IOBASE_BRIDGE_NUMBER 0
+#define IOBASE_MEMORY 1
+#define IOBASE_IO 2
+#define IOBASE_ISA_IO 3
+#define IOBASE_ISA_MEM 4
+
+long sys_pciconfig_iobase(long which, unsigned long in_bus,
+ unsigned long in_devfn)
+{
+ struct pci_controller* hose;
+ struct list_head *ln;
+ struct pci_bus *bus = NULL;
+ struct device_node *hose_node;
+
+ /* Argh ! Please forgive me for that hack, but that's the
+ * simplest way to get existing XFree to not lockup on some
+ * G5 machines... So when something asks for bus 0 io base
+ * (bus 0 is HT root), we return the AGP one instead.
+ */
+#ifdef CONFIG_PPC_PMAC
+ if (systemcfg->platform == PLATFORM_POWERMAC &&
+ machine_is_compatible("MacRISC4"))
+ if (in_bus == 0)
+ in_bus = 0xf0;
+#endif /* CONFIG_PPC_PMAC */
+
+ /* That syscall isn't quite compatible with PCI domains, but it's
+ * used on pre-domains setup. We return the first match
+ */
+
+ for (ln = pci_root_buses.next; ln != &pci_root_buses; ln = ln->next) {
+ bus = pci_bus_b(ln);
+ if (in_bus >= bus->number && in_bus < (bus->number + bus->subordinate))
+ break;
+ bus = NULL;
+ }
+ if (bus == NULL || bus->sysdata == NULL)
+ return -ENODEV;
+
+ hose_node = (struct device_node *)bus->sysdata;
+ hose = PCI_DN(hose_node)->phb;
+
+ switch (which) {
+ case IOBASE_BRIDGE_NUMBER:
+ return (long)hose->first_busno;
+ case IOBASE_MEMORY:
+ return (long)hose->pci_mem_offset;
+ case IOBASE_IO:
+ return (long)hose->io_base_phys;
+ case IOBASE_ISA_IO:
+ return (long)isa_io_base;
+ case IOBASE_ISA_MEM:
+ return -EINVAL;
+ }
+
+ return -EOPNOTSUPP;
+}
void pci_devs_phb_init(void);
void pci_devs_phb_init_dynamic(struct pci_controller *phb);
-struct device_node *fetch_dev_dn(struct pci_dev *dev);
/* PCI address cache management routines */
void pci_addr_cache_insert_device(struct pci_dev *dev);
#include <linux/pci.h>
#include <linux/string.h>
#include <linux/init.h>
+#include <linux/slab.h>
+#include <linux/bootmem.h>
#include <asm/io.h>
#include <asm/prom.h>
struct pci_controller *phb = data;
int *type = (int *)get_property(dn, "ibm,pci-config-space-type", NULL);
u32 *regs;
-
- dn->phb = phb;
+ struct pci_dn *pdn;
+
+ if (phb->is_dynamic)
+ pdn = kmalloc(sizeof(*pdn), GFP_KERNEL);
+ else
+ pdn = alloc_bootmem(sizeof(*pdn));
+ if (pdn == NULL)
+ return NULL;
+ memset(pdn, 0, sizeof(*pdn));
+ dn->data = pdn;
+ pdn->node = dn;
+ pdn->phb = phb;
regs = (u32 *)get_property(dn, "reg", NULL);
if (regs) {
/* First register entry is addr (00BBSS00) */
- dn->busno = (regs[0] >> 16) & 0xff;
- dn->devfn = (regs[0] >> 8) & 0xff;
+ pdn->busno = (regs[0] >> 16) & 0xff;
+ pdn->devfn = (regs[0] >> 8) & 0xff;
}
- dn->pci_ext_config_space = (type && *type == 1);
+ pdn->pci_ext_config_space = (type && *type == 1);
return NULL;
}
void __devinit pci_devs_phb_init_dynamic(struct pci_controller *phb)
{
struct device_node * dn = (struct device_node *) phb->arch_data;
+ struct pci_dn *pdn;
/* PHB nodes themselves must not match */
- dn->devfn = dn->busno = -1;
- dn->phb = phb;
+ update_dn_pci_info(dn, phb);
+ pdn = dn->data;
+ if (pdn) {
+ pdn->devfn = pdn->busno = -1;
+ pdn->phb = phb;
+ }
/* Update dn->phb ptrs for new phb and children devices */
traverse_pci_devices(dn, update_dn_pci_info, phb);
/*
* Traversal func that looks for a <busno,devfcn> value.
- * If found, the device_node is returned (thus terminating the traversal).
+ * If found, the pci_dn is returned (thus terminating the traversal).
*/
static void *is_devfn_node(struct device_node *dn, void *data)
{
int busno = ((unsigned long)data >> 8) & 0xff;
int devfn = ((unsigned long)data) & 0xff;
+ struct pci_dn *pci = dn->data;
- return ((devfn == dn->devfn) && (busno == dn->busno)) ? dn : NULL;
+ if (pci && (devfn == pci->devfn) && (busno == pci->busno))
+ return dn;
+ return NULL;
}
/*
struct device_node *fetch_dev_dn(struct pci_dev *dev)
{
struct device_node *orig_dn = dev->sysdata;
- struct pci_controller *phb = orig_dn->phb; /* assume same phb as orig_dn */
- struct device_node *phb_dn;
struct device_node *dn;
unsigned long searchval = (dev->bus->number << 8) | dev->devfn;
- phb_dn = phb->arch_data;
- dn = traverse_pci_devices(phb_dn, is_devfn_node, (void *)searchval);
+ dn = traverse_pci_devices(orig_dn, is_devfn_node, (void *)searchval);
if (dn)
dev->sysdata = dn;
return dn;
static int pci_dn_reconfig_notifier(struct notifier_block *nb, unsigned long action, void *node)
{
struct device_node *np = node;
+ struct pci_dn *pci;
int err = NOTIFY_OK;
switch (action) {
case PSERIES_RECONFIG_ADD:
- update_dn_pci_info(np, np->parent->phb);
+ pci = np->parent->data;
+ update_dn_pci_info(np, pci->phb);
break;
default:
err = NOTIFY_DONE;
#endif /* CONFIG_PPC_ISERIES */
#ifdef CONFIG_PPC_MULTIPLATFORM
- return PCI_GET_DN(pdev)->iommu_table;
+ return PCI_DN(PCI_GET_DN(pdev))->iommu_table;
#endif /* CONFIG_PPC_MULTIPLATFORM */
}
#if 0 /* Disabled for now */
u32 ufreq, freq, ucfg, cfg;
struct device_node *pcix_node;
+ struct pci_dn *pdn;
u8 px_bus, px_devfn;
struct pci_controller *px_hose;
printk("No PCI-X bridge found\n");
return;
}
- px_hose = pcix_node->phb;
- px_bus = pcix_node->busno;
- px_devfn = pcix_node->devfn;
+ pdn = pcix_node->data;
+ px_hose = pdn->phb;
+ px_bus = pdn->busno;
+ px_devfn = pdn->devfn;
early_read_config_dword(px_hose, px_bus, px_devfn, 0xc4, &cfg);
early_read_config_dword(px_hose, px_bus, px_devfn, 0xcc, &freq);
else
busdn = hose->arch_data;
for (dn = busdn->child; dn; dn = dn->sibling)
- if (dn->devfn == devfn)
+ if (dn->data && PCI_DN(dn)->devfn == devfn)
break;
if (dn == NULL)
return -1;
*/
if (u3_agp) {
struct device_node *np = u3_agp->arch_data;
- np->busno = 0xf0;
+ PCI_DN(np)->busno = 0xf0;
for (np = np->child; np; np = np->sibling)
- np->busno = 0xf0;
+ PCI_DN(np)->busno = 0xf0;
}
pmac_check_ht_link();
kfree(node->intrs);
kfree(node->addrs);
kfree(node->full_name);
+ kfree(node->data);
kfree(node);
}
static int ibm_read_pci_config;
static int ibm_write_pci_config;
-static int config_access_valid(struct device_node *dn, int where)
+static int config_access_valid(struct pci_dn *dn, int where)
{
if (where < 256)
return 1;
int returnval = -1;
unsigned long buid, addr;
int ret;
+ struct pci_dn *pdn;
- if (!dn)
+ if (!dn || !dn->data)
return PCIBIOS_DEVICE_NOT_FOUND;
- if (!config_access_valid(dn, where))
+ pdn = dn->data;
+ if (!config_access_valid(pdn, where))
return PCIBIOS_BAD_REGISTER_NUMBER;
- addr = ((where & 0xf00) << 20) | (dn->busno << 16) |
- (dn->devfn << 8) | (where & 0xff);
- buid = dn->phb->buid;
+ addr = ((where & 0xf00) << 20) | (pdn->busno << 16) |
+ (pdn->devfn << 8) | (where & 0xff);
+ buid = pdn->phb->buid;
if (buid) {
ret = rtas_call(ibm_read_pci_config, 4, 2, &returnval,
addr, buid >> 32, buid & 0xffffffff, size);
if (ret)
return PCIBIOS_DEVICE_NOT_FOUND;
- if (returnval == EEH_IO_ERROR_VALUE(size)
- && eeh_dn_check_failure (dn, NULL))
+ if (returnval == EEH_IO_ERROR_VALUE(size) &&
+ eeh_dn_check_failure (dn, NULL))
return PCIBIOS_DEVICE_NOT_FOUND;
return PCIBIOS_SUCCESSFUL;
/* Search only direct children of the bus */
for (dn = busdn->child; dn; dn = dn->sibling)
- if (dn->devfn == devfn && of_device_available(dn))
+ if (dn->data && PCI_DN(dn)->devfn == devfn
+ && of_device_available(dn))
return rtas_read_config(dn, where, size, val);
+
return PCIBIOS_DEVICE_NOT_FOUND;
}
-static int rtas_write_config(struct device_node *dn, int where, int size, u32 val)
+int rtas_write_config(struct device_node *dn, int where, int size, u32 val)
{
unsigned long buid, addr;
int ret;
+ struct pci_dn *pdn;
- if (!dn)
+ if (!dn || !dn->data)
return PCIBIOS_DEVICE_NOT_FOUND;
- if (!config_access_valid(dn, where))
+ pdn = dn->data;
+ if (!config_access_valid(pdn, where))
return PCIBIOS_BAD_REGISTER_NUMBER;
- addr = ((where & 0xf00) << 20) | (dn->busno << 16) |
- (dn->devfn << 8) | (where & 0xff);
- buid = dn->phb->buid;
+ addr = ((where & 0xf00) << 20) | (pdn->busno << 16) |
+ (pdn->devfn << 8) | (where & 0xff);
+ buid = pdn->phb->buid;
if (buid) {
ret = rtas_call(ibm_write_pci_config, 5, 1, NULL, addr, buid >> 32, buid & 0xffffffff, size, (ulong) val);
} else {
/* Search only direct children of the bus */
for (dn = busdn->child; dn; dn = dn->sibling)
- if (dn->devfn == devfn && of_device_available(dn))
+ if (dn->data && PCI_DN(dn)->devfn == devfn
+ && of_device_available(dn))
return rtas_write_config(dn, where, size, val);
return PCIBIOS_DEVICE_NOT_FOUND;
}
compat_ptr(ubuf));
}
-#define IOBASE_BRIDGE_NUMBER 0
-#define IOBASE_MEMORY 1
-#define IOBASE_IO 2
-#define IOBASE_ISA_IO 3
-#define IOBASE_ISA_MEM 4
-
asmlinkage int sys32_pciconfig_iobase(u32 which, u32 in_bus, u32 in_devfn)
{
-#ifdef CONFIG_PCI
- struct pci_controller* hose;
- struct list_head *ln;
- struct pci_bus *bus = NULL;
- struct device_node *hose_node;
-
- /* Argh ! Please forgive me for that hack, but that's the
- * simplest way to get existing XFree to not lockup on some
- * G5 machines... So when something asks for bus 0 io base
- * (bus 0 is HT root), we return the AGP one instead.
- */
-#ifdef CONFIG_PPC_PMAC
- if (systemcfg->platform == PLATFORM_POWERMAC &&
- machine_is_compatible("MacRISC4"))
- if (in_bus == 0)
- in_bus = 0xf0;
-#endif /* CONFIG_PPC_PMAC */
-
- /* That syscall isn't quite compatible with PCI domains, but it's
- * used on pre-domains setup. We return the first match
- */
-
- for (ln = pci_root_buses.next; ln != &pci_root_buses; ln = ln->next) {
- bus = pci_bus_b(ln);
- if (in_bus >= bus->number && in_bus < (bus->number + bus->subordinate))
- break;
- bus = NULL;
- }
- if (bus == NULL || bus->sysdata == NULL)
- return -ENODEV;
-
- hose_node = (struct device_node *)bus->sysdata;
- hose = hose_node->phb;
-
- switch (which) {
- case IOBASE_BRIDGE_NUMBER:
- return (long)hose->first_busno;
- case IOBASE_MEMORY:
- return (long)hose->pci_mem_offset;
- case IOBASE_IO:
- return (long)hose->io_base_phys;
- case IOBASE_ISA_IO:
- return (long)isa_io_base;
- case IOBASE_ISA_MEM:
- return -EINVAL;
- }
-#endif /* CONFIG_PCI */
- return -EOPNOTSUPP;
+ return sys_pciconfig_iobase(which, in_bus, in_devfn);
}
extern unsigned long wall_jiffies;
-void
-check_bugs(void)
-{
-}
/*
* sys_ipc() is the de-multiplexer for the SysV IPC calls..
dn = pci_device_to_OF_node(dev);
if (dn)
- dn->iommu_table = &iommu_table_u3;
+ PCI_DN(dn)->iommu_table = &iommu_table_u3;
}
static void iommu_bus_setup_u3(struct pci_bus *bus)
dn = pci_bus_to_OF_node(bus);
if (dn)
- dn->iommu_table = &iommu_table_u3;
+ PCI_DN(dn)->iommu_table = &iommu_table_u3;
}
static void iommu_dev_setup_null(struct pci_dev *dev) { }
.index = -1,
};
+static int early_console_initialized;
+
void __init disable_early_printk(void)
{
+ if (!early_console_initialized)
+ return;
unregister_console(&udbg_console);
+ early_console_initialized = 0;
}
/* called by setup_system */
void register_early_udbg_console(void)
{
+ early_console_initialized = 1;
register_console(&udbg_console);
}
* present.
*/
for (i=0; i < lmb.memory.cnt; i++)
- free_bootmem(lmb_start_pfn(&lmb.memory, i),
+ free_bootmem(lmb.memory.region[i].base,
lmb_size_bytes(&lmb.memory, i));
/* reserve the sections we're already using */
for (i=0; i < lmb.reserved.cnt; i++)
- reserve_bootmem(lmb_start_pfn(&lmb.reserved, i),
+ reserve_bootmem(lmb.reserved.region[i].base,
lmb_size_bytes(&lmb.reserved, i));
for (i=0; i < lmb.memory.cnt; i++)
static int pci_add_secondary_bus(struct device_node *dn,
struct pci_dev *bridge_dev)
{
- struct pci_controller *hose = dn->phb;
+ struct pci_dn *pdn = dn->data;
+ struct pci_controller *hose = pdn->phb;
struct pci_bus *child;
u8 sec_busno;
if (hose->last_busno < child->number)
hose->last_busno = child->number;
- dn->bussubno = child->number;
+ pdn->bussubno = child->number;
/* ioremap() for child bus, which may or may not succeed */
remap_bus_range(child);
static struct pci_dev *dlpar_pci_add_bus(struct device_node *dn)
{
- struct pci_controller *hose = dn->phb;
+ struct pci_dn *pdn = dn->data;
+ struct pci_controller *hose = pdn->phb;
struct pci_dev *dev = NULL;
/* Scan phb bus for EADS device, adding new one to bus->devices */
- if (!pci_scan_single_device(hose->bus, dn->devfn)) {
+ if (!pci_scan_single_device(hose->bus, pdn->devfn)) {
printk(KERN_ERR "%s: found no device on bus\n", __FUNCTION__);
return NULL;
}
static int dlpar_remove_phb(char *drc_name, struct device_node *dn)
{
struct slot *slot;
+ struct pci_dn *pdn;
int rc = 0;
if (!rpaphp_find_pci_bus(dn))
}
}
- BUG_ON(!dn->phb);
- rc = dlpar_remove_root_bus(dn->phb);
+ pdn = dn->data;
+ BUG_ON(!pdn || !pdn->phb);
+ rc = dlpar_remove_root_bus(pdn->phb);
if (rc < 0)
return rc;
- dn->phb = NULL;
+ pdn->phb = NULL;
return 0;
}
{
struct pci_controller *phb;
- if (dn->phb) {
+ if (PCI_DN(dn)->phb) {
/* PHB already exists */
return -EINVAL;
}
struct pci_bus *rpaphp_find_pci_bus(struct device_node *dn)
{
- if (!dn->phb || !dn->phb->bus)
+ struct pci_dn *pdn = dn->data;
+
+ if (!pdn || !pdn->phb || !pdn->phb->bus)
return NULL;
- return find_bus_among_children(dn->phb->bus, dn);
+ return find_bus_among_children(pdn->phb->bus, dn);
}
EXPORT_SYMBOL_GPL(rpaphp_find_pci_bus);
if (!dn || !dn->child)
return NULL;
- slotno = PCI_SLOT(dn->child->devfn);
+ slotno = PCI_SLOT(PCI_DN(dn->child)->devfn);
/* pci_scan_slot should find all children */
num = pci_scan_slot(bus, PCI_DEVFN(slotno, 0));
address = (u_long) dp->addrs[i].address;
#ifdef CONFIG_PPC64
- address += dp->phb->pci_mem_offset;
+ address += ((struct pci_dn *)dp->data)->phb->pci_mem_offset;
#endif
/* kludge for valkyrie */
+#ifndef _ASM_POWERPC_8253PIT_H
+#define _ASM_POWERPC_8253PIT_H
+
/*
* 8253/8254 Programmable Interval Timer
*/
-#ifndef _8253PIT_H
-#define _8253PIT_H
-
#define PIT_TICK_RATE 1193182UL
-#endif
+#endif /* _ASM_POWERPC_8253PIT_H */
-#ifndef AGP_H
-#define AGP_H 1
+#ifndef _ASM_POWERPC_AGP_H
+#define _ASM_POWERPC_AGP_H
#include <asm/io.h>
-/* nothing much needed here */
-
#define map_page_into_agp(page)
#define unmap_page_from_agp(page)
#define flush_agp_mappings()
#define free_gatt_pages(table, order) \
free_pages((unsigned long)(table), (order))
-#endif
+#endif /* _ASM_POWERPC_AGP_H */
-#ifndef _POWERPC_BUGS_H
-#define _POWERPC_BUGS_H
+#ifndef _ASM_POWERPC_BUGS_H
+#define _ASM_POWERPC_BUGS_H
/*
* This program is free software; you can redistribute it and/or
* architecture-dependent bugs.
*/
-extern void check_bugs(void);
+static inline void check_bugs(void) { }
-#endif /* _POWERPC_BUGS_H */
+#endif /* _ASM_POWERPC_BUGS_H */
-#ifndef _PPC_ERRNO_H
-#define _PPC_ERRNO_H
+#ifndef _ASM_POWERPC_ERRNO_H
+#define _ASM_POWERPC_ERRNO_H
#include <asm-generic/errno.h>
#define _LAST_ERRNO 516
-#endif
+#endif /* _ASM_POWERPC_ERRNO_H */
-#ifndef _PPC_IOCTL_H
-#define _PPC_IOCTL_H
+#ifndef _ASM_POWERPC_IOCTL_H
+#define _ASM_POWERPC_IOCTL_H
/*
#define IOCSIZE_MASK (_IOC_SIZEMASK << _IOC_SIZESHIFT)
#define IOCSIZE_SHIFT (_IOC_SIZESHIFT)
-#endif
+#endif /* _ASM_POWERPC_IOCTL_H */
-#ifndef _ASM_PPC_IOCTLS_H
-#define _ASM_PPC_IOCTLS_H
+#ifndef _ASM_POWERPC_IOCTLS_H
+#define _ASM_POWERPC_IOCTLS_H
#include <asm/ioctl.h>
#define TIOCMIWAIT 0x545C /* wait for a change on serial input line(s) */
#define TIOCGICOUNT 0x545D /* read serial port inline interrupt counts */
-#endif /* _ASM_PPC_IOCTLS_H */
+#endif /* _ASM_POWERPC_IOCTLS_H */
-#ifndef __ASM_LINKAGE_H
-#define __ASM_LINKAGE_H
+#ifndef _ASM_POWERPC_LINKAGE_H
+#define _ASM_POWERPC_LINKAGE_H
/* Nothing to see here... */
-#endif
+#endif /* _ASM_POWERPC_LINKAGE_H */
-#ifndef _POWERPC_MC146818RTC_H
-#define _POWERPC_MC146818RTC_H
+#ifndef _ASM_POWERPC_MC146818RTC_H
+#define _ASM_POWERPC_MC146818RTC_H
/*
* Machine dependent access functions for RTC registers.
})
#endif /* __KERNEL__ */
-#endif /* _POWERPC_MC146818RTC_H */
+#endif /* _ASM_POWERPC_MC146818RTC_H */
-#ifndef _POWERPC_MMAN_H
-#define _POWERPC_MMAN_H
+#ifndef _ASM_POWERPC_MMAN_H
+#define _ASM_POWERPC_MMAN_H
/*
* This program is free software; you can redistribute it and/or
#define MAP_ANON MAP_ANONYMOUS
#define MAP_FILE 0
-#endif /* _POWERPC_MMAN_H */
+#endif /* _ASM_POWERPC_MMAN_H */
-#ifndef _POWERPC_MODULE_H
-#define _POWERPC_MODULE_H
+#ifndef _ASM_POWERPC_MODULE_H
+#define _ASM_POWERPC_MODULE_H
/*
* This program is free software; you can redistribute it and/or
void sort_ex_table(struct exception_table_entry *start,
struct exception_table_entry *finish);
-#endif /* _POWERPC_MODULE_H */
+#endif /* _ASM_POWERPC_MODULE_H */
-#ifndef _PPC_MSGBUF_H
-#define _PPC_MSGBUF_H
+#ifndef _ASM_POWERPC_MSGBUF_H
+#define _ASM_POWERPC_MSGBUF_H
/*
- * The msqid64_ds structure for the PPC architecture.
+ * The msqid64_ds structure for the PowerPC architecture.
+ * Note extra padding because this structure is passed back and forth
+ * between kernel and user space.
*/
struct msqid64_ds {
struct ipc64_perm msg_perm;
+#ifndef __powerpc64__
unsigned int __unused1;
+#endif
__kernel_time_t msg_stime; /* last msgsnd time */
+#ifndef __powerpc64__
unsigned int __unused2;
+#endif
__kernel_time_t msg_rtime; /* last msgrcv time */
+#ifndef __powerpc64__
unsigned int __unused3;
+#endif
__kernel_time_t msg_ctime; /* last change time */
unsigned long msg_cbytes; /* current number of bytes on queue */
unsigned long msg_qnum; /* number of messages in queue */
unsigned long __unused5;
};
-#endif /* _PPC_MSGBUF_H */
+#endif /* _ASM_POWERPC_MSGBUF_H */
+#ifndef _ASM_POWERPC_NAMEI_H
+#define _ASM_POWERPC_NAMEI_H
+
+#ifdef __KERNEL__
+
/*
- * include/asm-ppc/namei.h
* Adapted from include/asm-alpha/namei.h
*
* Included from fs/namei.c
*/
-#ifdef __KERNEL__
-#ifndef __PPC_NAMEI_H
-#define __PPC_NAMEI_H
-
/* This dummy routine maybe changed to something useful
* for /usr/gnemul/ emulation stuff.
* Look at asm-sparc/namei.h for details.
#define __emul_prefix() NULL
-#endif /* __PPC_NAMEI_H */
-#endif /* __KERNEL__ */
+#endif /* __KERNEL__ */
+#endif /* _ASM_POWERPC_NAMEI_H */
-#ifndef _ASM_PPC_PARAM_H
-#define _ASM_PPC_PARAM_H
+#ifndef _ASM_POWERPC_PARAM_H
+#define _ASM_POWERPC_PARAM_H
#include <linux/config.h>
#ifdef __KERNEL__
-#define HZ CONFIG_HZ /* internal timer frequency */
+#define HZ CONFIG_HZ /* internal kernel timer frequency */
#define USER_HZ 100 /* for user interfaces in "ticks" */
#define CLOCKS_PER_SEC (USER_HZ) /* frequency at which times() counts */
#endif /* __KERNEL__ */
#define MAXHOSTNAMELEN 64 /* max length of hostname */
-#endif
+#endif /* _ASM_POWERPC_PARAM_H */
-#ifndef __PPC_POLL_H
-#define __PPC_POLL_H
+#ifndef _ASM_POWERPC_POLL_H
+#define _ASM_POWERPC_POLL_H
#define POLLIN 0x0001
#define POLLPRI 0x0002
short revents;
};
-#endif
+#endif /* _ASM_POWERPC_POLL_H */
-#ifndef _POWERPC_SEMBUF_H
-#define _POWERPC_SEMBUF_H
+#ifndef _ASM_POWERPC_SEMBUF_H
+#define _ASM_POWERPC_SEMBUF_H
/*
* This program is free software; you can redistribute it and/or
unsigned long __unused4;
};
-#endif /* _POWERPC_SEMBUF_H */
+#endif /* _ASM_POWERPC_SEMBUF_H */
--- /dev/null
+#ifndef _ASM_POWERPC_SETUP_H
+#define _ASM_POWERPC_SETUP_H
+
+#ifdef __KERNEL__
+
+#define COMMAND_LINE_SIZE 512
+
+#endif /* __KERNEL__ */
+#endif /* _ASM_POWERPC_SETUP_H */
-#ifndef _POWERPC_SHMBUF_H
-#define _POWERPC_SHMBUF_H
+#ifndef _ASM_POWERPC_SHMBUF_H
+#define _ASM_POWERPC_SHMBUF_H
/*
* This program is free software; you can redistribute it and/or
struct shmid64_ds {
struct ipc64_perm shm_perm; /* operation perms */
-#ifndef __power64__
+#ifndef __powerpc64__
unsigned long __unused1;
#endif
__kernel_time_t shm_atime; /* last attach time */
-#ifndef __power64__
+#ifndef __powerpc64__
unsigned long __unused2;
#endif
__kernel_time_t shm_dtime; /* last detach time */
-#ifndef __power64__
+#ifndef __powerpc64__
unsigned long __unused3;
#endif
__kernel_time_t shm_ctime; /* last change time */
-#ifndef __power64__
+#ifndef __powerpc64__
unsigned long __unused4;
#endif
size_t shm_segsz; /* size of segment (bytes) */
unsigned long __unused4;
};
-#endif /* _POWERPC_SHMBUF_H */
+#endif /* _ASM_POWERPC_SHMBUF_H */
-#ifndef _PPC_SHMPARAM_H
-#define _PPC_SHMPARAM_H
+#ifndef _ASM_POWERPC_SHMPARAM_H
+#define _ASM_POWERPC_SHMPARAM_H
#define SHMLBA PAGE_SIZE /* attach addr a multiple of this */
-#endif /* _PPC_SHMPARAM_H */
+#endif /* _ASM_POWERPC_SHMPARAM_H */
-#ifndef _POWERPC_SIGINFO_H
-#define _POWERPC_SIGINFO_H
+#ifndef _ASM_POWERPC_SIGINFO_H
+#define _ASM_POWERPC_SIGINFO_H
/*
* This program is free software; you can redistribute it and/or
#include <asm-generic/siginfo.h>
-#endif /* _POWERPC_SIGINFO_H */
+#endif /* _ASM_POWERPC_SIGINFO_H */
-#ifndef _POWERPC_SOCKET_H
-#define _POWERPC_SOCKET_H
+#ifndef _ASM_POWERPC_SOCKET_H
+#define _ASM_POWERPC_SOCKET_H
/*
* This program is free software; you can redistribute it and/or
#define SO_PEERSEC 31
-#endif /* _POWERPC_SOCKET_H */
+#endif /* _ASM_POWERPC_SOCKET_H */
-#ifndef _POWERPC_SOCKIOS_H
-#define _POWERPC_SOCKIOS_H
+#ifndef _ASM_POWERPC_SOCKIOS_H
+#define _ASM_POWERPC_SOCKIOS_H
/*
* This program is free software; you can redistribute it and/or
#define SIOCATMARK 0x8905
#define SIOCGSTAMP 0x8906 /* Get stamp */
-#endif /* _POWERPC_SOCKIOS_H */
+#endif /* _ASM_POWERPC_SOCKIOS_H */
-#ifndef _PPC_STRING_H_
-#define _PPC_STRING_H_
+#ifndef _ASM_POWERPC_STRING_H
+#define _ASM_POWERPC_STRING_H
#ifdef __KERNEL__
#endif /* __KERNEL__ */
-#endif
+#endif /* _ASM_POWERPC_STRING_H */
-#ifndef _POWERPC_TERMBITS_H
-#define _POWERPC_TERMBITS_H
+#ifndef _ASM_POWERPC_TERMBITS_H
+#define _ASM_POWERPC_TERMBITS_H
/*
* This program is free software; you can redistribute it and/or
#define TCSADRAIN 1
#define TCSAFLUSH 2
-#endif /* _POWERPC_TERMBITS_H */
+#endif /* _ASM_POWERPC_TERMBITS_H */
-#ifndef _POWERPC_TERMIOS_H
-#define _POWERPC_TERMIOS_H
+#ifndef _ASM_POWERPC_TERMIOS_H
+#define _ASM_POWERPC_TERMIOS_H
/*
* Liberally adapted from alpha/termios.h. In particular, the c_cc[]
#endif /* __KERNEL__ */
-#endif /* _POWERPC_TERMIOS_H */
+#endif /* _ASM_POWERPC_TERMIOS_H */
+#ifndef _ASM_POWERPC_TIMEX_H
+#define _ASM_POWERPC_TIMEX_H
+
+#ifdef __KERNEL__
+
/*
- * include/asm-ppc/timex.h
- *
- * ppc architecture timex specifications
+ * PowerPC architecture timex specifications
*/
-#ifdef __KERNEL__
-#ifndef _ASMppc_TIMEX_H
-#define _ASMppc_TIMEX_H
#include <linux/config.h>
#include <asm/cputable.h>
typedef unsigned long cycles_t;
-/*
- * For the "cycle" counter we use the timebase lower half.
- * Currently only used on SMP.
- */
-
static inline cycles_t get_cycles(void)
{
- cycles_t ret = 0;
+ cycles_t ret;
+
+#ifdef __powerpc64__
+
+ __asm__ __volatile__("mftb %0" : "=r" (ret) : );
+
+#else
+ /*
+ * For the "cycle" counter we use the timebase lower half.
+ * Currently only used on SMP.
+ */
+
+ ret = 0;
__asm__ __volatile__(
"98: mftb %0\n"
" .long 99b\n"
".previous"
: "=r" (ret) : "i" (CPU_FTR_601));
+#endif
+
return ret;
}
-#endif
-#endif /* __KERNEL__ */
+#endif /* __KERNEL__ */
+#endif /* _ASM_POWERPC_TIMEX_H */
-#ifndef _ASM_PPC64_TOPOLOGY_H
-#define _ASM_PPC64_TOPOLOGY_H
+#ifndef _ASM_POWERPC_TOPOLOGY_H
+#define _ASM_POWERPC_TOPOLOGY_H
#include <linux/config.h>
-#include <asm/mmzone.h>
#ifdef CONFIG_NUMA
+#include <asm/mmzone.h>
+
static inline int cpu_to_node(int cpu)
{
int node;
#endif /* CONFIG_NUMA */
-#endif /* _ASM_PPC64_TOPOLOGY_H */
+#endif /* _ASM_POWERPC_TOPOLOGY_H */
+#ifndef _ASM_POWERPC_UNALIGNED_H
+#define _ASM_POWERPC_UNALIGNED_H
+
#ifdef __KERNEL__
-#ifndef __PPC_UNALIGNED_H
-#define __PPC_UNALIGNED_H
/*
* The PowerPC can do unaligned accesses itself in big endian mode.
#define put_unaligned(val, ptr) ((void)( *(ptr) = (val) ))
-#endif
-#endif /* __KERNEL__ */
+#endif /* __KERNEL__ */
+#endif /* _ASM_POWERPC_UNALIGNED_H */
-#ifdef __KERNEL__
-#ifndef _PPC_USER_H
-#define _PPC_USER_H
+#ifndef _ASM_POWERPC_USER_H
+#define _ASM_POWERPC_USER_H
-/* Adapted from <asm-alpha/user.h> */
+#ifdef __KERNEL__
-#include <linux/ptrace.h>
+#include <asm/ptrace.h>
#include <asm/page.h>
/*
+ * Adapted from <asm-alpha/user.h>
+ *
* Core file format: The core file is written in such a way that gdb
* can understand it and provide useful information to the user (under
* linux we use the `trad-core' bfd, NOT the osf-core). The file contents
#define HOST_DATA_START_ADDR (u.start_data)
#define HOST_STACK_END_ADDR (u.start_stack + u.u_ssize * NBPG)
-#endif /* _PPC_USER_H */
-#endif /* __KERNEL__ */
+#endif /* __KERNEL__ */
+#endif /* _ASM_POWERPC_USER_H */
+++ /dev/null
-#ifdef __KERNEL__
-#ifndef _PPC_SETUP_H
-#define _PPC_SETUP_H
-
-#define m68k_num_memory num_memory
-#define m68k_memory memory
-
-#include <asm-m68k/setup.h>
-/* We have a bigger command line buffer. */
-#undef COMMAND_LINE_SIZE
-#define COMMAND_LINE_SIZE 512
-
-#endif /* _PPC_SETUP_H */
-#endif /* __KERNEL__ */
+++ /dev/null
-#ifndef _ASM_PPC_TOPOLOGY_H
-#define _ASM_PPC_TOPOLOGY_H
-
-#include <asm-generic/topology.h>
-
-#endif /* _ASM_PPC_TOPOLOGY_H */
+++ /dev/null
-#ifndef _PPC64_MSGBUF_H
-#define _PPC64_MSGBUF_H
-
-/*
- * The msqid64_ds structure for the PPC architecture.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- */
-
-struct msqid64_ds {
- struct ipc64_perm msg_perm;
- __kernel_time_t msg_stime; /* last msgsnd time */
- __kernel_time_t msg_rtime; /* last msgrcv time */
- __kernel_time_t msg_ctime; /* last change time */
- unsigned long msg_cbytes; /* current number of bytes on queue */
- unsigned long msg_qnum; /* number of messages in queue */
- unsigned long msg_qbytes; /* max number of bytes on queue */
- __kernel_pid_t msg_lspid; /* pid of last msgsnd */
- __kernel_pid_t msg_lrpid; /* last receive pid */
- unsigned long __unused1;
- unsigned long __unused2;
-};
-
-#endif /* _PPC64_MSGBUF_H */
+++ /dev/null
-#ifndef _ASM_PPC64_PARAM_H
-#define _ASM_PPC64_PARAM_H
-
-#include <linux/config.h>
-
-/*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- */
-
-#ifdef __KERNEL__
-# define HZ CONFIG_HZ /* Internal kernel timer frequency */
-# define USER_HZ 100 /* .. some user interfaces are in "ticks" */
-# define CLOCKS_PER_SEC (USER_HZ) /* like times() */
-#endif
-
-#ifndef HZ
-#define HZ 100
-#endif
-
-#define EXEC_PAGESIZE 4096
-
-#ifndef NOGROUP
-#define NOGROUP (-1)
-#endif
-
-#define MAXHOSTNAMELEN 64 /* max length of hostname */
-
-#endif /* _ASM_PPC64_PARAM_H */
unsigned long dma_window_size;
};
+/*
+ * PCI stuff, for nodes representing PCI devices, pointed to
+ * by device_node->data.
+ */
+struct pci_controller;
+struct iommu_table;
+
+struct pci_dn {
+ int busno; /* for pci devices */
+ int bussubno; /* for pci devices */
+ int devfn; /* for pci devices */
+ int eeh_mode; /* See eeh.h for possible EEH_MODEs */
+ int eeh_config_addr;
+ int eeh_capable; /* from firmware */
+ int eeh_check_count; /* # times driver ignored error */
+ int eeh_freeze_count; /* # times this device froze up. */
+ int eeh_is_bridge; /* device is pci-to-pci bridge */
+
+ int pci_ext_config_space; /* for pci devices */
+ struct pci_controller *phb; /* for pci devices */
+ struct iommu_table *iommu_table; /* for phb's or bridges */
+ struct pci_dev *pcidev; /* back-pointer to the pci device */
+ struct device_node *node; /* back-pointer to the device_node */
+ u32 config_space[16]; /* saved PCI config space */
+};
+
+/* Get the pointer to a device_node's pci_dn */
+#define PCI_DN(dn) ((struct pci_dn *) (dn)->data)
+
struct device_node *fetch_dev_dn(struct pci_dev *dev);
-/* Get a device_node from a pci_dev. This code must be fast except in the case
- * where the sysdata is incorrect and needs to be fixed up (hopefully just once)
+/* Get a device_node from a pci_dev. This code must be fast except
+ * in the case where the sysdata is incorrect and needs to be fixed
+ * up (this will only happen once).
+ * In this case the sysdata will have been inherited from a PCI host
+ * bridge or a PCI-PCI bridge further up the tree, so it will point
+ * to a valid struct pci_dn, just not the one we want.
*/
static inline struct device_node *pci_device_to_OF_node(struct pci_dev *dev)
{
struct device_node *dn = dev->sysdata;
+ struct pci_dn *pdn = dn->data;
- if (dn->devfn == dev->devfn && dn->busno == dev->bus->number)
+ if (pdn && pdn->devfn == dev->devfn && pdn->busno == dev->bus->number)
return dn; /* fast path. sysdata is good */
- else
- return fetch_dev_dn(dev);
+ return fetch_dev_dn(dev);
}
static inline struct device_node *pci_bus_to_OF_node(struct pci_bus *bus)
struct device_node *busdn = bus->sysdata;
BUG_ON(busdn == NULL);
- return busdn->phb;
+ return PCI_DN(busdn)->phb;
}
#endif
struct property *next;
};
-/* NOTE: the device_node contains PCI specific info for pci devices.
- * This perhaps could be hung off the device_node with another struct,
- * but for now it is directly in the node. The phb ptr is a good
- * indication of a real PCI node. Other nodes leave these fields zeroed.
- */
-struct pci_controller;
-struct iommu_table;
-
struct device_node {
char *name;
char *type;
struct interrupt_info *intrs;
char *full_name;
- /* PCI stuff probably doesn't belong here */
- int busno; /* for pci devices */
- int bussubno; /* for pci devices */
- int devfn; /* for pci devices */
- int eeh_mode; /* See eeh.h for possible EEH_MODEs */
- int eeh_config_addr;
- int pci_ext_config_space; /* for pci devices */
- struct pci_controller *phb; /* for pci devices */
- struct iommu_table *iommu_table; /* for phb's or bridges */
-
struct property *properties;
struct device_node *parent;
struct device_node *child;
struct proc_dir_entry *pde; /* this node's proc directory */
struct kref kref;
unsigned long _flags;
+ void *data;
};
extern struct device_node *of_chosen;
+++ /dev/null
-#ifndef __PPC64_SEGMENT_H
-#define __PPC64_SEGMENT_H
-
-/* Only here because we have some old header files that expect it.. */
-
-#endif /* __PPC64_SEGMENT_H */
+++ /dev/null
-#ifndef _PPC_SETUP_H
-#define _PPC_SETUP_H
-
-#define COMMAND_LINE_SIZE 512
-
-#endif /* _PPC_SETUP_H */
+++ /dev/null
-/*
- * linux/include/asm-ppc/timex.h
- *
- * PPC64 architecture timex specifications
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- */
-#ifndef _ASMPPC64_TIMEX_H
-#define _ASMPPC64_TIMEX_H
-
-#define CLOCK_TICK_RATE 1193180 /* Underlying HZ */
-
-typedef unsigned long cycles_t;
-
-static inline cycles_t get_cycles(void)
-{
- cycles_t ret;
-
- __asm__ __volatile__("mftb %0" : "=r" (ret) : );
- return ret;
-}
-
-#endif
+++ /dev/null
-#ifndef _PPC_USER_H
-#define _PPC_USER_H
-
-/* Adapted from <asm-alpha/user.h>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- */
-
-#include <asm/ptrace.h>
-#include <asm/page.h>
-
-/*
- * Core file format: The core file is written in such a way that gdb
- * can understand it and provide useful information to the user (under
- * linux we use the `trad-core' bfd, NOT the osf-core). The file contents
- * are as follows:
- *
- * upage: 1 page consisting of a user struct that tells gdb
- * what is present in the file. Directly after this is a
- * copy of the task_struct, which is currently not used by gdb,
- * but it may come in handy at some point. All of the registers
- * are stored as part of the upage. The upage should always be
- * only one page long.
- * data: The data segment follows next. We use current->end_text to
- * current->brk to pick up all of the user variables, plus any memory
- * that may have been sbrk'ed. No attempt is made to determine if a
- * page is demand-zero or if a page is totally unused, we just cover
- * the entire range. All of the addresses are rounded in such a way
- * that an integral number of pages is written.
- * stack: We need the stack information in order to get a meaningful
- * backtrace. We need to write the data from usp to
- * current->start_stack, so we round each of these in order to be able
- * to write an integer number of pages.
- */
-struct user {
- struct pt_regs regs; /* entire machine state */
- size_t u_tsize; /* text size (pages) */
- size_t u_dsize; /* data size (pages) */
- size_t u_ssize; /* stack size (pages) */
- unsigned long start_code; /* text starting address */
- unsigned long start_data; /* data starting address */
- unsigned long start_stack; /* stack starting address */
- long int signal; /* signal causing core dump */
- struct regs * u_ar0; /* help gdb find registers */
- unsigned long magic; /* identifies a core file */
- char u_comm[32]; /* user command name */
-};
-
-#define NBPG PAGE_SIZE
-#define UPAGES 1
-#define HOST_TEXT_START_ADDR (u.start_code)
-#define HOST_DATA_START_ADDR (u.start_data)
-#define HOST_STACK_END_ADDR (u.start_stack + u.u_ssize * NBPG)
-
-#endif /* _PPC_USER_H */
projects / linux-2.6 / commitdiff