It can be pushed even further down, but this is a first step.
Signed-off-by: David S. Miller <davem@davemloft.net>
#include <asm/irq.h>
#include <asm/ebus.h>
#include <asm/isa.h>
+#include <asm/prom.h>
unsigned long pci_memspace_mask = 0xffffffffUL;
}
/* Probe for all PCI controllers in the system. */
-extern void sabre_init(int, char *);
-extern void psycho_init(int, char *);
-extern void schizo_init(int, char *);
-extern void schizo_plus_init(int, char *);
-extern void tomatillo_init(int, char *);
-extern void sun4v_pci_init(int, char *);
+extern void sabre_init(struct device_node *, const char *);
+extern void psycho_init(struct device_node *, const char *);
+extern void schizo_init(struct device_node *, const char *);
+extern void schizo_plus_init(struct device_node *, const char *);
+extern void tomatillo_init(struct device_node *, const char *);
+extern void sun4v_pci_init(struct device_node *, const char *);
static struct {
char *model_name;
- void (*init)(int, char *);
+ void (*init)(struct device_node *, const char *);
} pci_controller_table[] __initdata = {
{ "SUNW,sabre", sabre_init },
{ "pci108e,a000", sabre_init },
#define PCI_NUM_CONTROLLER_TYPES (sizeof(pci_controller_table) / \
sizeof(pci_controller_table[0]))
-static int __init pci_controller_init(char *model_name, int namelen, int node)
+static int __init pci_controller_init(const char *model_name, int namelen, struct device_node *dp)
{
int i;
if (!strncmp(model_name,
pci_controller_table[i].model_name,
namelen)) {
- pci_controller_table[i].init(node, model_name);
+ pci_controller_table[i].init(dp, model_name);
return 1;
}
}
- printk("PCI: Warning unknown controller, model name [%s]\n",
- model_name);
- printk("PCI: Ignoring controller...\n");
return 0;
}
-static int __init pci_is_controller(char *model_name, int namelen, int node)
+static int __init pci_is_controller(const char *model_name, int namelen, struct device_node *dp)
{
int i;
return 0;
}
-static int __init pci_controller_scan(int (*handler)(char *, int, int))
+static int __init pci_controller_scan(int (*handler)(const char *, int, struct device_node *))
{
- char namebuf[64];
- int node;
+ struct device_node *dp;
int count = 0;
- node = prom_getchild(prom_root_node);
- while ((node = prom_searchsiblings(node, "pci")) != 0) {
+ for_each_node_by_name(dp, "pci") {
+ struct property *prop;
int len;
- if ((len = prom_getproperty(node, "model", namebuf, sizeof(namebuf))) > 0 ||
- (len = prom_getproperty(node, "compatible", namebuf, sizeof(namebuf))) > 0) {
+ prop = of_find_property(dp, "model", &len);
+ if (!prop)
+ prop = of_find_property(dp, "compatible", &len);
+
+ if (prop) {
+ const char *model = prop->value;
int item_len = 0;
/* Our value may be a multi-valued string in the
* case of some compatible properties. For sanity,
- * only try the first one. */
-
- while (namebuf[item_len] && len) {
+ * only try the first one.
+ */
+ while (model[item_len] && len) {
len--;
item_len++;
}
- if (handler(namebuf, item_len, node))
+ if (handler(model, item_len, dp))
count++;
}
-
- node = prom_getsibling(node);
- if (!node)
- break;
}
return count;
}
pdev = pbus;
- if (cnode == pbm->prom_node)
+ if (cnode == pbm->prom_node->node)
break;
}
int i, cnode, plen;
cnode = pci_intmap_match_to_root(pbm, pdev, interrupt);
- if (cnode == pbm->prom_node)
+ if (cnode == pbm->prom_node->node)
goto success;
plen = prom_getproperty(cnode, "reg", (char *) reg, sizeof(reg));
goto fail;
}
- hi = reg[0].phys_hi & pbm->pbm_intmask.phys_hi;
- mid = reg[0].phys_mid & pbm->pbm_intmask.phys_mid;
- lo = reg[0].phys_lo & pbm->pbm_intmask.phys_lo;
- irq = *interrupt & pbm->pbm_intmask.interrupt;
+ hi = reg[0].phys_hi & pbm->pbm_intmask->phys_hi;
+ mid = reg[0].phys_mid & pbm->pbm_intmask->phys_mid;
+ lo = reg[0].phys_lo & pbm->pbm_intmask->phys_lo;
+ irq = *interrupt & pbm->pbm_intmask->interrupt;
for (i = 0; i < pbm->num_pbm_intmap; i++) {
struct linux_prom_pci_intmap *intmap;
return 0;
success:
- printk("PCI-IRQ: Routing bus[%2x] slot[%2x] to INO[%02x]\n",
+ printk("%s: Routing bus[%2x] slot[%2x] to INO[%02x]\n",
+ pbm->name,
pdev->bus->number, PCI_SLOT(pdev->devfn),
*interrupt);
return 1;
#include <asm/iommu.h>
#include <asm/irq.h>
#include <asm/starfire.h>
+#include <asm/prom.h>
#include "pci_impl.h"
#include "iommu_common.h"
pci_fixup_host_bridge_self(pbm->pci_bus);
pbm->pci_bus->self->sysdata = cookie;
- pci_fill_in_pbm_cookies(pbm->pci_bus, pbm, pbm->prom_node);
+ pci_fill_in_pbm_cookies(pbm->pci_bus, pbm, pbm->prom_node->node);
pci_record_assignments(pbm, pbm->pci_bus);
pci_assign_unassigned(pbm, pbm->pci_bus);
pci_fixup_irq(pbm, pbm->pci_bus);
#define PSYCHO_MEMSPACE_SIZE 0x07fffffffUL
static void psycho_pbm_init(struct pci_controller_info *p,
- int prom_node, int is_pbm_a)
+ struct device_node *dp, int is_pbm_a)
{
- unsigned int busrange[2];
+ unsigned int *busrange;
+ struct property *prop;
struct pci_pbm_info *pbm;
- int err;
+ int len;
if (is_pbm_a) {
pbm = &p->pbm_A;
}
pbm->chip_type = PBM_CHIP_TYPE_PSYCHO;
- pbm->chip_version =
- prom_getintdefault(prom_node, "version#", 0);
- pbm->chip_revision =
- prom_getintdefault(prom_node, "module-revision#", 0);
+ pbm->chip_version = 0;
+ prop = of_find_property(dp, "version#", NULL);
+ if (prop)
+ pbm->chip_version = *(int *) prop->value;
+ pbm->chip_revision = 0;
+ prop = of_find_property(dp, "module-revision#", NULL);
+ if (prop)
+ pbm->chip_revision = *(int *) prop->value;
pbm->io_space.end = pbm->io_space.start + PSYCHO_IOSPACE_SIZE;
pbm->io_space.flags = IORESOURCE_IO;
pbm_register_toplevel_resources(p, pbm);
pbm->parent = p;
- pbm->prom_node = prom_node;
- prom_getstring(prom_node, "name",
- pbm->prom_name,
- sizeof(pbm->prom_name));
-
- err = prom_getproperty(prom_node, "ranges",
- (char *)pbm->pbm_ranges,
- sizeof(pbm->pbm_ranges));
- if (err != -1)
+ pbm->prom_node = dp;
+ pbm->name = dp->full_name;
+
+ printk("%s: PSYCHO PCI Bus Module ver[%x:%x]\n",
+ pbm->name,
+ pbm->chip_version, pbm->chip_revision);
+
+ prop = of_find_property(dp, "ranges", &len);
+ if (prop) {
+ pbm->pbm_ranges = prop->value;
pbm->num_pbm_ranges =
- (err / sizeof(struct linux_prom_pci_ranges));
- else
+ (len / sizeof(struct linux_prom_pci_ranges));
+ } else {
pbm->num_pbm_ranges = 0;
+ }
- err = prom_getproperty(prom_node, "interrupt-map",
- (char *)pbm->pbm_intmap,
- sizeof(pbm->pbm_intmap));
- if (err != -1) {
- pbm->num_pbm_intmap = (err / sizeof(struct linux_prom_pci_intmap));
- err = prom_getproperty(prom_node, "interrupt-map-mask",
- (char *)&pbm->pbm_intmask,
- sizeof(pbm->pbm_intmask));
- if (err == -1) {
- prom_printf("PSYCHO-PBM: Fatal error, no "
- "interrupt-map-mask.\n");
- prom_halt();
- }
+ prop = of_find_property(dp, "interrupt-map", &len);
+ if (prop) {
+ pbm->pbm_intmap = prop->value;
+ pbm->num_pbm_intmap =
+ (len / sizeof(struct linux_prom_pci_intmap));
+
+ prop = of_find_property(dp, "interrupt-map-mask", NULL);
+ pbm->pbm_intmask = prop->value;
} else {
pbm->num_pbm_intmap = 0;
- memset(&pbm->pbm_intmask, 0, sizeof(pbm->pbm_intmask));
}
- err = prom_getproperty(prom_node, "bus-range",
- (char *)&busrange[0],
- sizeof(busrange));
- if (err == 0 || err == -1) {
- prom_printf("PSYCHO-PBM: Fatal error, no bus-range.\n");
- prom_halt();
- }
+ prop = of_find_property(dp, "bus-range", NULL);
+ busrange = prop->value;
pbm->pci_first_busno = busrange[0];
pbm->pci_last_busno = busrange[1];
#define PSYCHO_CONFIGSPACE 0x001000000UL
-void psycho_init(int node, char *model_name)
+void psycho_init(struct device_node *dp, char *model_name)
{
- struct linux_prom64_registers pr_regs[3];
+ struct linux_prom64_registers *pr_regs;
struct pci_controller_info *p;
struct pci_iommu *iommu;
+ struct property *prop;
u32 upa_portid;
- int is_pbm_a, err;
+ int is_pbm_a;
- upa_portid = prom_getintdefault(node, "upa-portid", 0xff);
+ upa_portid = 0xff;
+ prop = of_find_property(dp, "upa-portid", NULL);
+ if (prop)
+ upa_portid = *(u32 *) prop->value;
for(p = pci_controller_root; p; p = p->next) {
if (p->pbm_A.portid == upa_portid) {
- is_pbm_a = (p->pbm_A.prom_node == 0);
- psycho_pbm_init(p, node, is_pbm_a);
+ is_pbm_a = (p->pbm_A.prom_node == NULL);
+ psycho_pbm_init(p, dp, is_pbm_a);
return;
}
}
p->resource_adjust = psycho_resource_adjust;
p->pci_ops = &psycho_ops;
- err = prom_getproperty(node, "reg",
- (char *)&pr_regs[0],
- sizeof(pr_regs));
- if (err == 0 || err == -1) {
- prom_printf("PSYCHO: Fatal error, no reg property.\n");
- prom_halt();
- }
+ prop = of_find_property(dp, "reg", NULL);
+ pr_regs = prop->value;
p->pbm_A.controller_regs = pr_regs[2].phys_addr;
p->pbm_B.controller_regs = pr_regs[2].phys_addr;
- printk("PCI: Found PSYCHO, control regs at %016lx\n",
- p->pbm_A.controller_regs);
p->pbm_A.config_space = p->pbm_B.config_space =
(pr_regs[2].phys_addr + PSYCHO_CONFIGSPACE);
- printk("PSYCHO: Shared PCI config space at %016lx\n",
- p->pbm_A.config_space);
/*
* Psycho's PCI MEM space is mapped to a 2GB aligned area, so
psycho_iommu_init(p);
is_pbm_a = ((pr_regs[0].phys_addr & 0x6000) == 0x2000);
- psycho_pbm_init(p, node, is_pbm_a);
+ psycho_pbm_init(p, dp, is_pbm_a);
}
#include <asm/irq.h>
#include <asm/smp.h>
#include <asm/oplib.h>
+#include <asm/prom.h>
#include "pci_impl.h"
#include "iommu_common.h"
pbus->sysdata = pbm;
pbm->pci_bus = pbus;
- pci_fill_in_pbm_cookies(pbus, pbm, pbm->prom_node);
+ pci_fill_in_pbm_cookies(pbus, pbm, pbm->prom_node->node);
pci_record_assignments(pbm, pbus);
pci_assign_unassigned(pbm, pbus);
pci_fixup_irq(pbm, pbus);
pbm = &p->pbm_A;
sabre_bus->sysdata = pbm;
pbm->pci_bus = sabre_bus;
- pci_fill_in_pbm_cookies(sabre_bus, pbm, pbm->prom_node);
+ pci_fill_in_pbm_cookies(sabre_bus, pbm, pbm->prom_node->node);
pci_record_assignments(pbm, sabre_bus);
pci_assign_unassigned(pbm, sabre_bus);
pci_fixup_irq(pbm, sabre_bus);
&pbm->mem_space);
}
-static void sabre_pbm_init(struct pci_controller_info *p, int sabre_node, u32 dma_begin)
+static void sabre_pbm_init(struct pci_controller_info *p, struct device_node *dp, u32 dma_begin)
{
struct pci_pbm_info *pbm;
- char namebuf[128];
- u32 busrange[2];
- int node, simbas_found;
+ struct device_node *node;
+ struct property *prop;
+ u32 *busrange;
+ int len, simbas_found;
simbas_found = 0;
- node = prom_getchild(sabre_node);
- while ((node = prom_searchsiblings(node, "pci")) != 0) {
- int err;
-
- err = prom_getproperty(node, "model", namebuf, sizeof(namebuf));
- if ((err <= 0) || strncmp(namebuf, "SUNW,simba", err))
+ node = dp->child;
+ while (node != NULL) {
+ if (strcmp(node->name, "pci"))
goto next_pci;
- err = prom_getproperty(node, "bus-range",
- (char *)&busrange[0], sizeof(busrange));
- if (err == 0 || err == -1) {
- prom_printf("APB: Error, cannot get PCI bus-range.\n");
- prom_halt();
- }
+ prop = of_find_property(node, "model", NULL);
+ if (!prop || strncmp(prop->value, "SUNW,simba", prop->length))
+ goto next_pci;
simbas_found++;
+
+ prop = of_find_property(node, "bus-range", NULL);
+ busrange = prop->value;
if (busrange[0] == 1)
pbm = &p->pbm_B;
else
pbm = &p->pbm_A;
+
+ pbm->name = node->full_name;
+ printk("%s: SABRE PCI Bus Module\n", pbm->name);
+
pbm->chip_type = PBM_CHIP_TYPE_SABRE;
pbm->parent = p;
pbm->prom_node = node;
pbm->pci_first_busno = busrange[0];
pbm->pci_last_busno = busrange[1];
- prom_getstring(node, "name", pbm->prom_name, sizeof(pbm->prom_name));
- err = prom_getproperty(node, "ranges",
- (char *)pbm->pbm_ranges,
- sizeof(pbm->pbm_ranges));
- if (err != -1)
+ prop = of_find_property(node, "ranges", &len);
+ if (prop) {
+ pbm->pbm_ranges = prop->value;
pbm->num_pbm_ranges =
- (err / sizeof(struct linux_prom_pci_ranges));
- else
+ (len / sizeof(struct linux_prom_pci_ranges));
+ } else {
pbm->num_pbm_ranges = 0;
+ }
- err = prom_getproperty(node, "interrupt-map",
- (char *)pbm->pbm_intmap,
- sizeof(pbm->pbm_intmap));
- if (err != -1) {
- pbm->num_pbm_intmap = (err / sizeof(struct linux_prom_pci_intmap));
- err = prom_getproperty(node, "interrupt-map-mask",
- (char *)&pbm->pbm_intmask,
- sizeof(pbm->pbm_intmask));
- if (err == -1) {
- prom_printf("APB: Fatal error, no interrupt-map-mask.\n");
- prom_halt();
- }
+ prop = of_find_property(node, "interrupt-map", &len);
+ if (prop) {
+ pbm->pbm_intmap = prop->value;
+ pbm->num_pbm_intmap =
+ (len / sizeof(struct linux_prom_pci_intmap));
+
+ prop = of_find_property(node, "interrupt-map-mask",
+ NULL);
+ pbm->pbm_intmask = prop->value;
} else {
pbm->num_pbm_intmap = 0;
- memset(&pbm->pbm_intmask, 0, sizeof(pbm->pbm_intmask));
}
pbm_register_toplevel_resources(p, pbm);
next_pci:
- node = prom_getsibling(node);
- if (!node)
- break;
+ node = node->sibling;
}
if (simbas_found == 0) {
- int err;
-
/* No APBs underneath, probably this is a hummingbird
* system.
*/
pbm = &p->pbm_A;
pbm->parent = p;
- pbm->prom_node = sabre_node;
+ pbm->prom_node = dp;
pbm->pci_first_busno = p->pci_first_busno;
pbm->pci_last_busno = p->pci_last_busno;
- prom_getstring(sabre_node, "name", pbm->prom_name, sizeof(pbm->prom_name));
- err = prom_getproperty(sabre_node, "ranges",
- (char *) pbm->pbm_ranges,
- sizeof(pbm->pbm_ranges));
- if (err != -1)
+ prop = of_find_property(dp, "ranges", &len);
+ if (prop) {
+ pbm->pbm_ranges = prop->value;
pbm->num_pbm_ranges =
- (err / sizeof(struct linux_prom_pci_ranges));
- else
+ (len / sizeof(struct linux_prom_pci_ranges));
+ } else {
pbm->num_pbm_ranges = 0;
+ }
- err = prom_getproperty(sabre_node, "interrupt-map",
- (char *) pbm->pbm_intmap,
- sizeof(pbm->pbm_intmap));
-
- if (err != -1) {
- pbm->num_pbm_intmap = (err / sizeof(struct linux_prom_pci_intmap));
- err = prom_getproperty(sabre_node, "interrupt-map-mask",
- (char *)&pbm->pbm_intmask,
- sizeof(pbm->pbm_intmask));
- if (err == -1) {
- prom_printf("Hummingbird: Fatal error, no interrupt-map-mask.\n");
- prom_halt();
- }
+ prop = of_find_property(dp, "interrupt-map", &len);
+ if (prop) {
+ pbm->pbm_intmap = prop->value;
+ pbm->num_pbm_intmap =
+ (len / sizeof(struct linux_prom_pci_intmap));
+
+ prop = of_find_property(dp, "interrupt-map-mask",
+ NULL);
+ pbm->pbm_intmask = prop->value;
} else {
pbm->num_pbm_intmap = 0;
- memset(&pbm->pbm_intmask, 0, sizeof(pbm->pbm_intmask));
}
+ pbm->name = dp->full_name;
+ printk("%s: SABRE PCI Bus Module\n", pbm->name);
- sprintf(pbm->name, "SABRE%d PBM%c", p->index,
- (pbm == &p->pbm_A ? 'A' : 'B'));
pbm->io_space.name = pbm->mem_space.name = pbm->name;
/* Hack up top-level resources. */
}
}
-void sabre_init(int pnode, char *model_name)
+void sabre_init(struct device_node *dp, char *model_name)
{
- struct linux_prom64_registers pr_regs[2];
+ struct linux_prom64_registers *pr_regs;
struct pci_controller_info *p;
struct pci_iommu *iommu;
- int tsbsize, err;
- u32 busrange[2];
- u32 vdma[2];
+ struct property *prop;
+ int tsbsize;
+ u32 *busrange;
+ u32 *vdma;
u32 upa_portid, dma_mask;
u64 clear_irq;
if (!strcmp(model_name, "pci108e,a001"))
hummingbird_p = 1;
else if (!strcmp(model_name, "SUNW,sabre")) {
- char compat[64];
+ prop = of_find_property(dp, "compatible", NULL);
+ if (prop) {
+ const char *compat = prop->value;
- if (prom_getproperty(pnode, "compatible",
- compat, sizeof(compat)) > 0 &&
- !strcmp(compat, "pci108e,a001")) {
- hummingbird_p = 1;
- } else {
+ if (!strcmp(compat, "pci108e,a001"))
+ hummingbird_p = 1;
+ }
+ if (!hummingbird_p) {
+ char compat[64];
int cpu_node;
/* Of course, Sun has to encode things a thousand
}
p->pbm_A.iommu = p->pbm_B.iommu = iommu;
- upa_portid = prom_getintdefault(pnode, "upa-portid", 0xff);
+ upa_portid = 0xff;
+ prop = of_find_property(dp, "upa-portid", NULL);
+ if (prop)
+ upa_portid = *(u32 *) prop->value;
p->next = pci_controller_root;
pci_controller_root = p;
/*
* Map in SABRE register set and report the presence of this SABRE.
*/
- err = prom_getproperty(pnode, "reg",
- (char *)&pr_regs[0], sizeof(pr_regs));
- if(err == 0 || err == -1) {
- prom_printf("SABRE: Error, cannot get U2P registers "
- "from PROM.\n");
- prom_halt();
- }
+
+ prop = of_find_property(dp, "reg", NULL);
+ pr_regs = prop->value;
/*
* First REG in property is base of entire SABRE register space.
p->pbm_A.controller_regs = pr_regs[0].phys_addr;
p->pbm_B.controller_regs = pr_regs[0].phys_addr;
- printk("PCI: Found SABRE, main regs at %016lx\n",
- p->pbm_A.controller_regs);
-
/* Clear interrupts */
/* PCI first */
/* Now map in PCI config space for entire SABRE. */
p->pbm_A.config_space = p->pbm_B.config_space =
(p->pbm_A.controller_regs + SABRE_CONFIGSPACE);
- printk("SABRE: Shared PCI config space at %016lx\n",
- p->pbm_A.config_space);
-
- err = prom_getproperty(pnode, "virtual-dma",
- (char *)&vdma[0], sizeof(vdma));
- if(err == 0 || err == -1) {
- prom_printf("SABRE: Error, cannot get virtual-dma property "
- "from PROM.\n");
- prom_halt();
- }
+
+ prop = of_find_property(dp, "virtual-dma", NULL);
+ vdma = prop->value;
dma_mask = vdma[0];
switch(vdma[1]) {
sabre_iommu_init(p, tsbsize, vdma[0], dma_mask);
- printk("SABRE: DVMA at %08x [%08x]\n", vdma[0], vdma[1]);
-
- err = prom_getproperty(pnode, "bus-range",
- (char *)&busrange[0], sizeof(busrange));
- if(err == 0 || err == -1) {
- prom_printf("SABRE: Error, cannot get PCI bus-range "
- " from PROM.\n");
- prom_halt();
- }
-
+ prop = of_find_property(dp, "bus-range", NULL);
+ busrange = prop->value;
p->pci_first_busno = busrange[0];
p->pci_last_busno = busrange[1];
/*
* Look for APB underneath.
*/
- sabre_pbm_init(p, pnode, vdma[0]);
+ sabre_pbm_init(p, dp, vdma[0]);
}
#include <asm/irq.h>
#include <asm/upa.h>
#include <asm/pstate.h>
+#include <asm/prom.h>
#include "pci_impl.h"
#include "iommu_common.h"
pci_fixup_host_bridge_self(pbm->pci_bus);
pbm->pci_bus->self->sysdata = cookie;
- pci_fill_in_pbm_cookies(pbm->pci_bus, pbm, pbm->prom_node);
+ pci_fill_in_pbm_cookies(pbm->pci_bus, pbm, pbm->prom_node->node);
pci_record_assignments(pbm, pbm->pci_bus);
pci_assign_unassigned(pbm, pbm->pci_bus);
pci_fixup_irq(pbm, pbm->pci_bus);
pbm_config_busmastering(&p->pbm_B);
p->pbm_B.is_66mhz_capable =
- prom_getbool(p->pbm_B.prom_node, "66mhz-capable");
+ (of_find_property(p->pbm_B.prom_node, "66mhz-capable", NULL)
+ != NULL);
pbm_config_busmastering(&p->pbm_A);
p->pbm_A.is_66mhz_capable =
- prom_getbool(p->pbm_A.prom_node, "66mhz-capable");
+ (of_find_property(p->pbm_A.prom_node, "66mhz-capable", NULL)
+ != NULL);
pbm_scan_bus(p, &p->pbm_B);
pbm_scan_bus(p, &p->pbm_A);
{
struct pci_iommu *iommu = pbm->iommu;
unsigned long i, tagbase, database;
+ struct property *prop;
u32 vdma[2], dma_mask;
u64 control;
- int err, tsbsize;
+ int tsbsize;
- err = prom_getproperty(pbm->prom_node, "virtual-dma",
- (char *)&vdma[0], sizeof(vdma));
- if (err == 0 || err == -1) {
+ prop = of_find_property(pbm->prom_node, "virtual-dma", NULL);
+ if (prop) {
+ u32 *val = prop->value;
+
+ vdma[0] = val[0];
+ vdma[1] = val[1];
+ } else {
/* No property, use default values. */
vdma[0] = 0xc0000000;
vdma[1] = 0x40000000;
static void schizo_pbm_hw_init(struct pci_pbm_info *pbm)
{
+ struct property *prop;
u64 tmp;
schizo_write(pbm->pbm_regs + SCHIZO_PCI_IRQ_RETRY, 5);
pbm->chip_version >= 0x2)
tmp |= 0x3UL << SCHIZO_PCICTRL_PTO_SHIFT;
- if (!prom_getbool(pbm->prom_node, "no-bus-parking"))
+ prop = of_find_property(pbm->prom_node, "no-bus-parking", NULL);
+ if (!prop)
tmp |= SCHIZO_PCICTRL_PARK;
else
tmp &= ~SCHIZO_PCICTRL_PARK;
}
static void schizo_pbm_init(struct pci_controller_info *p,
- int prom_node, u32 portid,
+ struct device_node *dp, u32 portid,
int chip_type)
{
- struct linux_prom64_registers pr_regs[4];
- unsigned int busrange[2];
+ struct linux_prom64_registers *regs;
+ struct property *prop;
+ unsigned int *busrange;
struct pci_pbm_info *pbm;
const char *chipset_name;
- u32 ino_bitmap[2];
+ u32 *ino_bitmap;
int is_pbm_a;
- int err;
+ int len;
switch (chip_type) {
case PBM_CHIP_TYPE_TOMATILLO:
* 3) PBM PCI config space
* 4) Ichip regs
*/
- err = prom_getproperty(prom_node, "reg",
- (char *)&pr_regs[0],
- sizeof(pr_regs));
- if (err == 0 || err == -1) {
- prom_printf("%s: Fatal error, no reg property.\n",
- chipset_name);
- prom_halt();
- }
+ prop = of_find_property(dp, "reg", NULL);
+ regs = prop->value;
- is_pbm_a = ((pr_regs[0].phys_addr & 0x00700000) == 0x00600000);
+ is_pbm_a = ((regs[0].phys_addr & 0x00700000) == 0x00600000);
if (is_pbm_a)
pbm = &p->pbm_A;
pbm->portid = portid;
pbm->parent = p;
- pbm->prom_node = prom_node;
+ pbm->prom_node = dp;
pbm->pci_first_slot = 1;
pbm->chip_type = chip_type;
- pbm->chip_version =
- prom_getintdefault(prom_node, "version#", 0);
- pbm->chip_revision =
- prom_getintdefault(prom_node, "module-revision#", 0);
-
- pbm->pbm_regs = pr_regs[0].phys_addr;
- pbm->controller_regs = pr_regs[1].phys_addr - 0x10000UL;
+ pbm->chip_version = 0;
+ prop = of_find_property(dp, "version#", NULL);
+ if (prop)
+ pbm->chip_version = *(int *) prop->value;
+ pbm->chip_revision = 0;
+ prop = of_find_property(dp, "module-revision#", NULL);
+ if (prop)
+ pbm->chip_revision = *(int *) prop->value;
+
+ pbm->pbm_regs = regs[0].phys_addr;
+ pbm->controller_regs = regs[1].phys_addr - 0x10000UL;
if (chip_type == PBM_CHIP_TYPE_TOMATILLO)
- pbm->sync_reg = pr_regs[3].phys_addr + 0x1a18UL;
+ pbm->sync_reg = regs[3].phys_addr + 0x1a18UL;
- sprintf(pbm->name,
- (chip_type == PBM_CHIP_TYPE_TOMATILLO ?
- "TOMATILLO%d PBM%c" :
- "SCHIZO%d PBM%c"),
- p->index,
- (pbm == &p->pbm_A ? 'A' : 'B'));
+ pbm->name = dp->full_name;
- printk("%s: ver[%x:%x], portid %x, "
- "cregs[%lx] pregs[%lx]\n",
+ printk("%s: %s PCI Bus Module ver[%x:%x]\n",
pbm->name,
- pbm->chip_version, pbm->chip_revision,
- pbm->portid,
- pbm->controller_regs,
- pbm->pbm_regs);
+ (chip_type == PBM_CHIP_TYPE_TOMATILLO ?
+ "TOMATILLO" : "SCHIZO"),
+ pbm->chip_version, pbm->chip_revision);
schizo_pbm_hw_init(pbm);
- prom_getstring(prom_node, "name",
- pbm->prom_name,
- sizeof(pbm->prom_name));
-
- err = prom_getproperty(prom_node, "ranges",
- (char *) pbm->pbm_ranges,
- sizeof(pbm->pbm_ranges));
- if (err == 0 || err == -1) {
- prom_printf("%s: Fatal error, no ranges property.\n",
- pbm->name);
- prom_halt();
- }
-
+ prop = of_find_property(dp, "ranges", &len);
+ pbm->pbm_ranges = prop->value;
pbm->num_pbm_ranges =
- (err / sizeof(struct linux_prom_pci_ranges));
+ (len / sizeof(struct linux_prom_pci_ranges));
schizo_determine_mem_io_space(pbm);
pbm_register_toplevel_resources(p, pbm);
- err = prom_getproperty(prom_node, "interrupt-map",
- (char *)pbm->pbm_intmap,
- sizeof(pbm->pbm_intmap));
- if (err != -1) {
- pbm->num_pbm_intmap = (err / sizeof(struct linux_prom_pci_intmap));
- err = prom_getproperty(prom_node, "interrupt-map-mask",
- (char *)&pbm->pbm_intmask,
- sizeof(pbm->pbm_intmask));
- if (err == -1) {
- prom_printf("%s: Fatal error, no "
- "interrupt-map-mask.\n", pbm->name);
- prom_halt();
- }
+ prop = of_find_property(dp, "interrupt-map", &len);
+ if (prop) {
+ pbm->pbm_intmap = prop->value;
+ pbm->num_pbm_intmap =
+ (len / sizeof(struct linux_prom_pci_intmap));
+
+ prop = of_find_property(dp, "interrupt-map-mask", NULL);
+ pbm->pbm_intmask = prop->value;
} else {
pbm->num_pbm_intmap = 0;
- memset(&pbm->pbm_intmask, 0, sizeof(pbm->pbm_intmask));
}
- err = prom_getproperty(prom_node, "ino-bitmap",
- (char *) &ino_bitmap[0],
- sizeof(ino_bitmap));
- if (err == 0 || err == -1) {
- prom_printf("%s: Fatal error, no ino-bitmap.\n", pbm->name);
- prom_halt();
- }
+ prop = of_find_property(dp, "ino-bitmap", NULL);
+ ino_bitmap = prop->value;
pbm->ino_bitmap = (((u64)ino_bitmap[1] << 32UL) |
((u64)ino_bitmap[0] << 0UL));
- err = prom_getproperty(prom_node, "bus-range",
- (char *)&busrange[0],
- sizeof(busrange));
- if (err == 0 || err == -1) {
- prom_printf("%s: Fatal error, no bus-range.\n", pbm->name);
- prom_halt();
- }
+ prop = of_find_property(dp, "bus-range", NULL);
+ busrange = prop->value;
pbm->pci_first_busno = busrange[0];
pbm->pci_last_busno = busrange[1];
return (x == y);
}
-static void __schizo_init(int node, char *model_name, int chip_type)
+static void __schizo_init(struct device_node *dp, char *model_name, int chip_type)
{
struct pci_controller_info *p;
struct pci_iommu *iommu;
+ struct property *prop;
int is_pbm_a;
u32 portid;
- portid = prom_getintdefault(node, "portid", 0xff);
+ portid = 0xff;
+ prop = of_find_property(dp, "portid", NULL);
+ if (prop)
+ portid = *(u32 *) prop->value;
- for(p = pci_controller_root; p; p = p->next) {
+ for (p = pci_controller_root; p; p = p->next) {
struct pci_pbm_info *pbm;
if (p->pbm_A.prom_node && p->pbm_B.prom_node)
&p->pbm_B);
if (portid_compare(pbm->portid, portid, chip_type)) {
- is_pbm_a = (p->pbm_A.prom_node == 0);
- schizo_pbm_init(p, node, portid, chip_type);
+ is_pbm_a = (p->pbm_A.prom_node == NULL);
+ schizo_pbm_init(p, dp, portid, chip_type);
return;
}
}
/* Like PSYCHO we have a 2GB aligned area for memory space. */
pci_memspace_mask = 0x7fffffffUL;
- schizo_pbm_init(p, node, portid, chip_type);
+ schizo_pbm_init(p, dp, portid, chip_type);
}
-void schizo_init(int node, char *model_name)
+void schizo_init(struct device_node *dp, char *model_name)
{
- __schizo_init(node, model_name, PBM_CHIP_TYPE_SCHIZO);
+ __schizo_init(dp, model_name, PBM_CHIP_TYPE_SCHIZO);
}
-void schizo_plus_init(int node, char *model_name)
+void schizo_plus_init(struct device_node *dp, char *model_name)
{
- __schizo_init(node, model_name, PBM_CHIP_TYPE_SCHIZO_PLUS);
+ __schizo_init(dp, model_name, PBM_CHIP_TYPE_SCHIZO_PLUS);
}
-void tomatillo_init(int node, char *model_name)
+void tomatillo_init(struct device_node *dp, char *model_name)
{
- __schizo_init(node, model_name, PBM_CHIP_TYPE_TOMATILLO);
+ __schizo_init(dp, model_name, PBM_CHIP_TYPE_TOMATILLO);
}
#include <asm/pstate.h>
#include <asm/oplib.h>
#include <asm/hypervisor.h>
+#include <asm/prom.h>
#include "pci_impl.h"
#include "iommu_common.h"
/* Recursively descend into the OBP device tree, rooted at toplevel_node,
* looking for a PCI device matching bus and devfn.
*/
-static int obp_find(struct linux_prom_pci_registers *pregs, int toplevel_node, unsigned int bus, unsigned int devfn)
+static int obp_find(struct device_node *toplevel_node, unsigned int bus, unsigned int devfn)
{
- toplevel_node = prom_getchild(toplevel_node);
+ toplevel_node = toplevel_node->child;
- while (toplevel_node != 0) {
- int ret = obp_find(pregs, toplevel_node, bus, devfn);
+ while (toplevel_node != NULL) {
+ struct linux_prom_pci_registers *regs;
+ struct property *prop;
+ int ret;
+ ret = obp_find(toplevel_node, bus, devfn);
if (ret != 0)
return ret;
- ret = prom_getproperty(toplevel_node, "reg", (char *) pregs,
- sizeof(*pregs) * PROMREG_MAX);
- if (ret == 0 || ret == -1)
+ prop = of_find_property(toplevel_node, "reg", NULL);
+ if (!prop)
goto next_sibling;
- if (((pregs[0].phys_hi >> 16) & 0xff) == bus &&
- ((pregs[0].phys_hi >> 8) & 0xff) == devfn)
+ regs = prop->value;
+ if (((regs->phys_hi >> 16) & 0xff) == bus &&
+ ((regs->phys_hi >> 8) & 0xff) == devfn)
break;
next_sibling:
- toplevel_node = prom_getsibling(toplevel_node);
+ toplevel_node = toplevel_node->sibling;
}
- return toplevel_node;
+ return toplevel_node != NULL;
}
static int pdev_htab_populate(struct pci_pbm_info *pbm)
{
- struct linux_prom_pci_registers pr[PROMREG_MAX];
u32 devhandle = pbm->devhandle;
unsigned int bus;
unsigned int device = PCI_SLOT(devfn);
unsigned int func = PCI_FUNC(devfn);
- if (obp_find(pr, pbm->prom_node, bus, devfn)) {
+ if (obp_find(pbm->prom_node, bus, devfn)) {
int err = pdev_htab_add(devhandle, bus,
device, func);
if (err)
pbm->pci_bus->self->sysdata = cookie;
#endif
pci_fill_in_pbm_cookies(pbm->pci_bus, pbm,
- pbm->prom_node);
+ pbm->prom_node->node);
pci_record_assignments(pbm, pbm->pci_bus);
pci_assign_unassigned(pbm, pbm->pci_bus);
pci_fixup_irq(pbm, pbm->pci_bus);
static void pci_sun4v_scan_bus(struct pci_controller_info *p)
{
- if (p->pbm_A.prom_node) {
- p->pbm_A.is_66mhz_capable =
- prom_getbool(p->pbm_A.prom_node, "66mhz-capable");
+ struct property *prop;
+ struct device_node *dp;
+
+ if ((dp = p->pbm_A.prom_node) != NULL) {
+ prop = of_find_property(dp, "66mhz-capable", NULL);
+ p->pbm_A.is_66mhz_capable = (prop != NULL);
pbm_scan_bus(p, &p->pbm_A);
}
- if (p->pbm_B.prom_node) {
- p->pbm_B.is_66mhz_capable =
- prom_getbool(p->pbm_B.prom_node, "66mhz-capable");
+ if ((dp = p->pbm_B.prom_node) != NULL) {
+ prop = of_find_property(dp, "66mhz-capable", NULL);
+ p->pbm_B.is_66mhz_capable = (prop != NULL);
pbm_scan_bus(p, &p->pbm_B);
}
static void pci_sun4v_iommu_init(struct pci_pbm_info *pbm)
{
struct pci_iommu *iommu = pbm->iommu;
+ struct property *prop;
unsigned long num_tsb_entries, sz;
u32 vdma[2], dma_mask, dma_offset;
- int err, tsbsize;
+ int tsbsize;
+
+ prop = of_find_property(pbm->prom_node, "virtual-dma", NULL);
+ if (prop) {
+ u32 *val = prop->value;
- err = prom_getproperty(pbm->prom_node, "virtual-dma",
- (char *)&vdma[0], sizeof(vdma));
- if (err == 0 || err == -1) {
+ vdma[0] = val[0];
+ vdma[1] = val[1];
+ } else {
/* No property, use default values. */
vdma[0] = 0x80000000;
vdma[1] = 0x80000000;
static void pci_sun4v_get_bus_range(struct pci_pbm_info *pbm)
{
- unsigned int busrange[2];
- int prom_node = pbm->prom_node;
- int err;
-
- err = prom_getproperty(prom_node, "bus-range",
- (char *)&busrange[0],
- sizeof(busrange));
- if (err == 0 || err == -1) {
- prom_printf("%s: Fatal error, no bus-range.\n", pbm->name);
- prom_halt();
- }
+ struct property *prop;
+ unsigned int *busrange;
+
+ prop = of_find_property(pbm->prom_node, "bus-range", NULL);
+
+ busrange = prop->value;
pbm->pci_first_busno = busrange[0];
pbm->pci_last_busno = busrange[1];
}
-static void pci_sun4v_pbm_init(struct pci_controller_info *p, int prom_node, u32 devhandle)
+static void pci_sun4v_pbm_init(struct pci_controller_info *p, struct device_node *dp, u32 devhandle)
{
struct pci_pbm_info *pbm;
- int err, i;
+ struct property *prop;
+ int len, i;
if (devhandle & 0x40)
pbm = &p->pbm_B;
pbm = &p->pbm_A;
pbm->parent = p;
- pbm->prom_node = prom_node;
+ pbm->prom_node = dp;
pbm->pci_first_slot = 1;
pbm->devhandle = devhandle;
- sprintf(pbm->name, "SUN4V-PCI%d PBM%c",
- p->index, (pbm == &p->pbm_A ? 'A' : 'B'));
-
- printk("%s: devhandle[%x] prom_node[%x:%x]\n",
- pbm->name, pbm->devhandle,
- pbm->prom_node, prom_getchild(pbm->prom_node));
+ pbm->name = dp->full_name;
- prom_getstring(prom_node, "name",
- pbm->prom_name, sizeof(pbm->prom_name));
-
- err = prom_getproperty(prom_node, "ranges",
- (char *) pbm->pbm_ranges,
- sizeof(pbm->pbm_ranges));
- if (err == 0 || err == -1) {
- prom_printf("%s: Fatal error, no ranges property.\n",
- pbm->name);
- prom_halt();
- }
+ printk("%s: SUN4V PCI Bus Module\n", pbm->name);
+ prop = of_find_property(dp, "ranges", &len);
+ pbm->pbm_ranges = prop->value;
pbm->num_pbm_ranges =
- (err / sizeof(struct linux_prom_pci_ranges));
+ (len / sizeof(struct linux_prom_pci_ranges));
/* Mask out the top 8 bits of the ranges, leaving the real
* physical address.
pci_sun4v_determine_mem_io_space(pbm);
pbm_register_toplevel_resources(p, pbm);
- err = prom_getproperty(prom_node, "interrupt-map",
- (char *)pbm->pbm_intmap,
- sizeof(pbm->pbm_intmap));
- if (err == 0 || err == -1) {
- prom_printf("%s: Fatal error, no interrupt-map property.\n",
- pbm->name);
- prom_halt();
- }
+ prop = of_find_property(dp, "interrupt-map", &len);
+ pbm->pbm_intmap = prop->value;
+ pbm->num_pbm_intmap =
+ (len / sizeof(struct linux_prom_pci_intmap));
- pbm->num_pbm_intmap = (err / sizeof(struct linux_prom_pci_intmap));
- err = prom_getproperty(prom_node, "interrupt-map-mask",
- (char *)&pbm->pbm_intmask,
- sizeof(pbm->pbm_intmask));
- if (err == 0 || err == -1) {
- prom_printf("%s: Fatal error, no interrupt-map-mask.\n",
- pbm->name);
- prom_halt();
- }
+ prop = of_find_property(dp, "interrupt-map-mask", NULL);
+ pbm->pbm_intmask = prop->value;
pci_sun4v_get_bus_range(pbm);
pci_sun4v_iommu_init(pbm);
pdev_htab_populate(pbm);
}
-void sun4v_pci_init(int node, char *model_name)
+void sun4v_pci_init(struct device_node *dp, char *model_name)
{
struct pci_controller_info *p;
struct pci_iommu *iommu;
- struct linux_prom64_registers regs;
+ struct property *prop;
+ struct linux_prom64_registers *regs;
u32 devhandle;
int i;
- prom_getproperty(node, "reg", (char *)®s, sizeof(regs));
- devhandle = (regs.phys_addr >> 32UL) & 0x0fffffff;
+ prop = of_find_property(dp, "reg", NULL);
+ regs = prop->value;
+
+ devhandle = (regs->phys_addr >> 32UL) & 0x0fffffff;
for (p = pci_controller_root; p; p = p->next) {
struct pci_pbm_info *pbm;
&p->pbm_B);
if (pbm->devhandle == (devhandle ^ 0x40)) {
- pci_sun4v_pbm_init(p, node, devhandle);
+ pci_sun4v_pbm_init(p, dp, devhandle);
return;
}
}
*/
pci_memspace_mask = 0x7fffffffUL;
- pci_sun4v_pbm_init(p, node, devhandle);
+ pci_sun4v_pbm_init(p, dp, devhandle);
return;
fatal_memory_error:
#include <asm/io.h>
#include <asm/page.h>
#include <asm/oplib.h>
+#include <asm/prom.h>
#include <asm/iommu.h>
/* The abstraction used here is that there are PCI controllers,
int chip_revision;
/* Name used for top-level resources. */
- char name[64];
+ char *name;
/* OBP specific information. */
- int prom_node;
- char prom_name[64];
- struct linux_prom_pci_ranges pbm_ranges[PROM_PCIRNG_MAX];
+ struct device_node *prom_node;
+ struct linux_prom_pci_ranges *pbm_ranges;
int num_pbm_ranges;
- struct linux_prom_pci_intmap pbm_intmap[PROM_PCIIMAP_MAX];
+ struct linux_prom_pci_intmap *pbm_intmap;
int num_pbm_intmap;
- struct linux_prom_pci_intmask pbm_intmask;
+ struct linux_prom_pci_intmask *pbm_intmask;
u64 ino_bitmap;
/* PBM I/O and Memory space resources. */
projects / linux-2.6 / commitdiff