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-rw-r--r--arch/sparc64/kernel/ebus.c3
-rw-r--r--arch/sparc64/kernel/pci.c2
-rw-r--r--arch/sparc64/kernel/pci_common.c2
-rw-r--r--arch/sparc64/kernel/pci_fire.c1
-rw-r--r--arch/sparc64/kernel/pci_impl.h113
-rw-r--r--arch/sparc64/kernel/pci_iommu.c4
-rw-r--r--arch/sparc64/kernel/pci_psycho.c2
-rw-r--r--arch/sparc64/kernel/pci_sabre.c2
-rw-r--r--arch/sparc64/kernel/pci_schizo.c3
-rw-r--r--arch/sparc64/kernel/pci_sun4v.c1
10 files changed, 124 insertions, 9 deletions
diff --git a/arch/sparc64/kernel/ebus.c b/arch/sparc64/kernel/ebus.c
index 0ace17bafba..ad55a9bb50d 100644
--- a/arch/sparc64/kernel/ebus.c
+++ b/arch/sparc64/kernel/ebus.c
@@ -13,16 +13,17 @@
#include <linux/string.h>
#include <linux/interrupt.h>
#include <linux/delay.h>
+#include <linux/pci.h>
#include <asm/system.h>
#include <asm/page.h>
-#include <asm/pbm.h>
#include <asm/ebus.h>
#include <asm/oplib.h>
#include <asm/prom.h>
#include <asm/of_device.h>
#include <asm/bpp.h>
#include <asm/irq.h>
+#include <asm/io.h>
/* EBUS dma library. */
diff --git a/arch/sparc64/kernel/pci.c b/arch/sparc64/kernel/pci.c
index ca290d6de64..d85e1ed7c3e 100644
--- a/arch/sparc64/kernel/pci.c
+++ b/arch/sparc64/kernel/pci.c
@@ -14,12 +14,12 @@
#include <linux/sched.h>
#include <linux/capability.h>
#include <linux/errno.h>
+#include <linux/pci.h>
#include <linux/msi.h>
#include <linux/irq.h>
#include <linux/init.h>
#include <asm/uaccess.h>
-#include <asm/pbm.h>
#include <asm/pgtable.h>
#include <asm/irq.h>
#include <asm/ebus.h>
diff --git a/arch/sparc64/kernel/pci_common.c b/arch/sparc64/kernel/pci_common.c
index 8dcc7cc4ec7..76faaa8135d 100644
--- a/arch/sparc64/kernel/pci_common.c
+++ b/arch/sparc64/kernel/pci_common.c
@@ -9,9 +9,9 @@
#include <linux/pci.h>
#include <linux/device.h>
-#include <asm/pbm.h>
#include <asm/prom.h>
#include <asm/of_device.h>
+#include <asm/oplib.h>
#include "pci_impl.h"
diff --git a/arch/sparc64/kernel/pci_fire.c b/arch/sparc64/kernel/pci_fire.c
index 5df31300b4d..2e0eb4ee8f7 100644
--- a/arch/sparc64/kernel/pci_fire.c
+++ b/arch/sparc64/kernel/pci_fire.c
@@ -7,7 +7,6 @@
#include <linux/slab.h>
#include <linux/init.h>
-#include <asm/pbm.h>
#include <asm/oplib.h>
#include <asm/prom.h>
diff --git a/arch/sparc64/kernel/pci_impl.h b/arch/sparc64/kernel/pci_impl.h
index 61505c19fd1..8e38023868a 100644
--- a/arch/sparc64/kernel/pci_impl.h
+++ b/arch/sparc64/kernel/pci_impl.h
@@ -8,8 +8,119 @@
#include <linux/types.h>
#include <linux/spinlock.h>
+#include <linux/pci.h>
+#include <linux/msi.h>
#include <asm/io.h>
#include <asm/prom.h>
+#include <asm/iommu.h>
+
+/* The abstraction used here is that there are PCI controllers,
+ * each with one (Sabre) or two (PSYCHO/SCHIZO) PCI bus modules
+ * underneath. Each PCI bus module uses an IOMMU (shared by both
+ * PBMs of a controller, or per-PBM), and if a streaming buffer
+ * is present, each PCI bus module has it's own. (ie. the IOMMU
+ * might be shared between PBMs, the STC is never shared)
+ * Furthermore, each PCI bus module controls it's own autonomous
+ * PCI bus.
+ */
+
+#define PCI_STC_FLUSHFLAG_INIT(STC) \
+ (*((STC)->strbuf_flushflag) = 0UL)
+#define PCI_STC_FLUSHFLAG_SET(STC) \
+ (*((STC)->strbuf_flushflag) != 0UL)
+
+struct pci_controller_info;
+
+struct pci_pbm_info {
+ struct pci_pbm_info *next;
+ int index;
+
+ /* PCI controller we sit under. */
+ struct pci_controller_info *parent;
+
+ /* Physical address base of controller registers. */
+ unsigned long controller_regs;
+
+ /* Physical address base of PBM registers. */
+ unsigned long pbm_regs;
+
+ /* Physical address of DMA sync register, if any. */
+ unsigned long sync_reg;
+
+ /* Opaque 32-bit system bus Port ID. */
+ u32 portid;
+
+ /* Opaque 32-bit handle used for hypervisor calls. */
+ u32 devhandle;
+
+ /* Chipset version information. */
+ int chip_type;
+#define PBM_CHIP_TYPE_SABRE 1
+#define PBM_CHIP_TYPE_PSYCHO 2
+#define PBM_CHIP_TYPE_SCHIZO 3
+#define PBM_CHIP_TYPE_SCHIZO_PLUS 4
+#define PBM_CHIP_TYPE_TOMATILLO 5
+ int chip_version;
+ int chip_revision;
+
+ /* Name used for top-level resources. */
+ char *name;
+
+ /* OBP specific information. */
+ struct device_node *prom_node;
+ u64 ino_bitmap;
+
+ /* PBM I/O and Memory space resources. */
+ struct resource io_space;
+ struct resource mem_space;
+
+ /* Base of PCI Config space, can be per-PBM or shared. */
+ unsigned long config_space;
+
+ /* State of 66MHz capabilities on this PBM. */
+ int is_66mhz_capable;
+ int all_devs_66mhz;
+
+#ifdef CONFIG_PCI_MSI
+ /* MSI info. */
+ u32 msiq_num;
+ u32 msiq_ent_count;
+ u32 msiq_first;
+ u32 msiq_first_devino;
+ u32 msi_num;
+ u32 msi_first;
+ u32 msi_data_mask;
+ u32 msix_data_width;
+ u64 msi32_start;
+ u64 msi64_start;
+ u32 msi32_len;
+ u32 msi64_len;
+ void *msi_queues;
+ unsigned long *msi_bitmap;
+ int (*setup_msi_irq)(unsigned int *virt_irq_p, struct pci_dev *pdev,
+ struct msi_desc *entry);
+ void (*teardown_msi_irq)(unsigned int virt_irq, struct pci_dev *pdev);
+#endif /* !(CONFIG_PCI_MSI) */
+
+ /* This PBM's streaming buffer. */
+ struct strbuf stc;
+
+ /* IOMMU state, potentially shared by both PBM segments. */
+ struct iommu *iommu;
+
+ /* Now things for the actual PCI bus probes. */
+ unsigned int pci_first_busno;
+ unsigned int pci_last_busno;
+ struct pci_bus *pci_bus;
+ void (*scan_bus)(struct pci_pbm_info *);
+ struct pci_ops *pci_ops;
+};
+
+struct pci_controller_info {
+ /* The PCI bus modules controlled by us. */
+ struct pci_pbm_info pbm_A;
+ struct pci_pbm_info pbm_B;
+};
extern struct pci_pbm_info *pci_pbm_root;
extern unsigned long pci_memspace_mask;
@@ -17,6 +128,8 @@ extern unsigned long pci_memspace_mask;
extern int pci_num_pbms;
/* PCI bus scanning and fixup support. */
+extern void pci_iommu_table_init(struct iommu *iommu, int tsbsize,
+ u32 dma_offset, u32 dma_addr_mask);
extern void pci_get_pbm_props(struct pci_pbm_info *pbm);
extern struct pci_bus *pci_scan_one_pbm(struct pci_pbm_info *pbm);
extern void pci_determine_mem_io_space(struct pci_pbm_info *pbm);
diff --git a/arch/sparc64/kernel/pci_iommu.c b/arch/sparc64/kernel/pci_iommu.c
index 9e405cbbcb0..dfd6f9f4790 100644
--- a/arch/sparc64/kernel/pci_iommu.c
+++ b/arch/sparc64/kernel/pci_iommu.c
@@ -8,10 +8,12 @@
#include <linux/sched.h>
#include <linux/mm.h>
#include <linux/delay.h>
+#include <linux/pci.h>
-#include <asm/pbm.h>
+#include <asm/oplib.h>
#include "iommu_common.h"
+#include "pci_impl.h"
#define PCI_STC_CTXMATCH_ADDR(STC, CTX) \
((STC)->strbuf_ctxmatch_base + ((CTX) << 3))
diff --git a/arch/sparc64/kernel/pci_psycho.c b/arch/sparc64/kernel/pci_psycho.c
index 8ef80834899..401e5dfe9bd 100644
--- a/arch/sparc64/kernel/pci_psycho.c
+++ b/arch/sparc64/kernel/pci_psycho.c
@@ -12,12 +12,12 @@
#include <linux/slab.h>
#include <linux/interrupt.h>
-#include <asm/pbm.h>
#include <asm/iommu.h>
#include <asm/irq.h>
#include <asm/starfire.h>
#include <asm/prom.h>
#include <asm/of_device.h>
+#include <asm/oplib.h>
#include "pci_impl.h"
#include "iommu_common.h"
diff --git a/arch/sparc64/kernel/pci_sabre.c b/arch/sparc64/kernel/pci_sabre.c
index 733ab366a3d..863308c8955 100644
--- a/arch/sparc64/kernel/pci_sabre.c
+++ b/arch/sparc64/kernel/pci_sabre.c
@@ -13,12 +13,12 @@
#include <linux/interrupt.h>
#include <asm/apb.h>
-#include <asm/pbm.h>
#include <asm/iommu.h>
#include <asm/irq.h>
#include <asm/smp.h>
#include <asm/oplib.h>
#include <asm/prom.h>
+#include <asm/of_device.h>
#include "pci_impl.h"
#include "iommu_common.h"
diff --git a/arch/sparc64/kernel/pci_schizo.c b/arch/sparc64/kernel/pci_schizo.c
index 72743acecbc..312f3e4f2ed 100644
--- a/arch/sparc64/kernel/pci_schizo.c
+++ b/arch/sparc64/kernel/pci_schizo.c
@@ -10,12 +10,13 @@
#include <linux/slab.h>
#include <linux/interrupt.h>
-#include <asm/pbm.h>
#include <asm/iommu.h>
#include <asm/irq.h>
#include <asm/upa.h>
#include <asm/pstate.h>
#include <asm/prom.h>
+#include <asm/of_device.h>
+#include <asm/oplib.h>
#include "pci_impl.h"
#include "iommu_common.h"
diff --git a/arch/sparc64/kernel/pci_sun4v.c b/arch/sparc64/kernel/pci_sun4v.c
index ce46b047169..0c76a8891a9 100644
--- a/arch/sparc64/kernel/pci_sun4v.c
+++ b/arch/sparc64/kernel/pci_sun4v.c
@@ -13,7 +13,6 @@
#include <linux/irq.h>
#include <linux/msi.h>
-#include <asm/pbm.h>
#include <asm/iommu.h>
#include <asm/irq.h>
#include <asm/upa.h>
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-18 08:27:10 +0000