Merge remote-tracking branch 'remotes/agraf/tags/signed-ppc-for-upstream' into staging

Patch queue for ppc - 2015-07-07

A few last minute PPC changes for 2.4:

  - spapr: Update SLOF
  - spapr: Fix a few bugs
  - spapr: Preparation for hotplug
  - spapr: Minor code cleanups
  - linux-user: Add mftb handling
  - kvm: Enable hugepage support with memory-backend-file
  - mac99: Remove nonexistent interrupt pin (Mac OS 9 fix)

# gpg: Signature made Tue Jul  7 16:48:41 2015 BST using RSA key ID 03FEDC60
# gpg: Good signature from "Alexander Graf <agraf@suse.de>"
# gpg:                 aka "Alexander Graf <alex@csgraf.de>"

* remotes/agraf/tags/signed-ppc-for-upstream: (30 commits)
  sPAPR: Clear stale MSIx table during EEH reset
  sPAPR: Reenable EEH functionality on reboot
  sPAPR: Don't enable EEH on emulated PCI devices
  spapr-vty: Use TYPE_ definition instead of hardcoding
  spapr_vty: lookup should only return valid VTY objects
  spapr_pci: drop redundant args in spapr_[populate, create]_pci_child_dt
  spapr_pci: populate ibm,loc-code
  spapr_pci: enumerate and add PCI device tree
  xics_kvm: Don't enable KVM_CAP_IRQ_XICS if already enabled
  ppc: Update cpu_model in MachineState
  spapr: Consolidate cpu init code into a routine
  spapr: Reorganize CPU dt generation code
  cpus: Add a macro to walk CPUs in reverse
  spapr: Support ibm, lrdr-capacity device tree property
  spapr: Consider max_cpus during xics initialization
  Revert "hw/ppc/spapr_pci.c: Avoid functions not in glib 2.12 (g_hash_table_iter_*)"
  spapr_iommu: translate sPAPRTCEAccess to IOMMUAccessFlags
  spapr_iommu: drop erroneous check in h_put_tce_indirect()
  spapr_pci: set device node unit address as hex
  spapr_pci: encode class code including Prog IF register
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

5 files changed, 54 insertions, 16 deletions

diff --git a/include/hw/pci-host/spapr.h b/include/hw/pci-host/spapr.h
index 9dca38837b..5322b560eb 100644
--- a/include/hw/pci-host/spapr.h
+++ b/include/hw/pci-host/spapr.h
@@ -119,21 +119,23 @@ struct sPAPRPHBVFIOState {
 
 static inline qemu_irq spapr_phb_lsi_qirq(struct sPAPRPHBState *phb, int pin)
 {
+    sPAPRMachineState *spapr = SPAPR_MACHINE(qdev_get_machine());
+
     return xics_get_qirq(spapr->icp, phb->lsi_table[pin].irq);
 }
 
-PCIHostState *spapr_create_phb(sPAPREnvironment *spapr, int index);
+PCIHostState *spapr_create_phb(sPAPRMachineState *spapr, int index);
 
 int spapr_populate_pci_dt(sPAPRPHBState *phb,
                           uint32_t xics_phandle,
                           void *fdt);
 
-void spapr_pci_msi_init(sPAPREnvironment *spapr, hwaddr addr);
+void spapr_pci_msi_init(sPAPRMachineState *spapr, hwaddr addr);
 
 void spapr_pci_rtas_init(void);
 
-sPAPRPHBState *spapr_pci_find_phb(sPAPREnvironment *spapr, uint64_t buid);
-PCIDevice *spapr_pci_find_dev(sPAPREnvironment *spapr, uint64_t buid,
+sPAPRPHBState *spapr_pci_find_phb(sPAPRMachineState *spapr, uint64_t buid);
+PCIDevice *spapr_pci_find_dev(sPAPRMachineState *spapr, uint64_t buid,
                               uint32_t config_addr);
 
 #endif /* __HW_SPAPR_PCI_H__ */
diff --git a/include/hw/ppc/spapr.h b/include/hw/ppc/spapr.h
index 7b4b1bb3d7..91a61abbc4 100644
--- a/include/hw/ppc/spapr.h
+++ b/include/hw/ppc/spapr.h
@@ -2,6 +2,7 @@
 #define __HW_SPAPR_H__
 
 #include "sysemu/dma.h"
+#include "hw/boards.h"
 #include "hw/ppc/xics.h"
 #include "hw/ppc/spapr_drc.h"
 
@@ -12,15 +13,42 @@ typedef struct sPAPRConfigureConnectorState sPAPRConfigureConnectorState;
 typedef struct sPAPREventLogEntry sPAPREventLogEntry;
 
 #define HPTE64_V_HPTE_DIRTY     0x0000000000000040ULL
+#define SPAPR_ENTRY_POINT       0x100
+
+typedef struct sPAPRMachineClass sPAPRMachineClass;
+typedef struct sPAPRMachineState sPAPRMachineState;
+
+#define TYPE_SPAPR_MACHINE      "spapr-machine"
+#define SPAPR_MACHINE(obj) \
+    OBJECT_CHECK(sPAPRMachineState, (obj), TYPE_SPAPR_MACHINE)
+#define SPAPR_MACHINE_GET_CLASS(obj) \
+    OBJECT_GET_CLASS(sPAPRMachineClass, obj, TYPE_SPAPR_MACHINE)
+#define SPAPR_MACHINE_CLASS(klass) \
+    OBJECT_CLASS_CHECK(sPAPRMachineClass, klass, TYPE_SPAPR_MACHINE)
+
+/**
+ * sPAPRMachineClass:
+ */
+struct sPAPRMachineClass {
+    /*< private >*/
+    MachineClass parent_class;
+
+    /*< public >*/
+};
+
+/**
+ * sPAPRMachineState:
+ */
+struct sPAPRMachineState {
+    /*< private >*/
+    MachineState parent_obj;
 
-typedef struct sPAPREnvironment {
     struct VIOsPAPRBus *vio_bus;
     QLIST_HEAD(, sPAPRPHBState) phbs;
     struct sPAPRNVRAM *nvram;
     XICSState *icp;
     DeviceState *rtc;
 
-    hwaddr ram_limit;
     void *htab;
     uint32_t htab_shift;
     hwaddr rma_size;
@@ -29,7 +57,6 @@ typedef struct sPAPREnvironment {
     ssize_t rtas_size;
     void *rtas_blob;
     void *fdt_skel;
-    target_ulong entry_point;
     uint64_t rtc_offset; /* Now used only during incoming migration */
     struct PPCTimebase tb;
     bool has_graphics;
@@ -46,7 +73,10 @@ typedef struct sPAPREnvironment {
 
     /* RTAS state */
     QTAILQ_HEAD(, sPAPRConfigureConnectorState) ccs_list;
-} sPAPREnvironment;
+
+    /*< public >*/
+    char *kvm_type;
+};
 
 #define H_SUCCESS         0
 #define H_BUSY            1        /* Hardware busy -- retry later */
@@ -319,8 +349,6 @@ typedef struct sPAPREnvironment {
 #define KVMPPC_H_CAS            (KVMPPC_HCALL_BASE + 0x2)
 #define KVMPPC_HCALL_MAX        KVMPPC_H_CAS
 
-extern sPAPREnvironment *spapr;
-
 typedef struct sPAPRDeviceTreeUpdateHeader {
     uint32_t version_id;
 } sPAPRDeviceTreeUpdateHeader;
@@ -335,7 +363,7 @@ typedef struct sPAPRDeviceTreeUpdateHeader {
     do { } while (0)
 #endif
 
-typedef target_ulong (*spapr_hcall_fn)(PowerPCCPU *cpu, sPAPREnvironment *spapr,
+typedef target_ulong (*spapr_hcall_fn)(PowerPCCPU *cpu, sPAPRMachineState *sm,
                                        target_ulong opcode,
                                        target_ulong *args);
 
@@ -490,12 +518,12 @@ static inline void rtas_st_buffer(target_ulong phys, target_ulong phys_len,
     rtas_st_buffer_direct(phys + 2, phys_len - 2, buffer, buffer_len);
 }
 
-typedef void (*spapr_rtas_fn)(PowerPCCPU *cpu, sPAPREnvironment *spapr,
+typedef void (*spapr_rtas_fn)(PowerPCCPU *cpu, sPAPRMachineState *sm,
                               uint32_t token,
                               uint32_t nargs, target_ulong args,
                               uint32_t nret, target_ulong rets);
 void spapr_rtas_register(int token, const char *name, spapr_rtas_fn fn);
-target_ulong spapr_rtas_call(PowerPCCPU *cpu, sPAPREnvironment *spapr,
+target_ulong spapr_rtas_call(PowerPCCPU *cpu, sPAPRMachineState *sm,
                              uint32_t token, uint32_t nargs, target_ulong args,
                              uint32_t nret, target_ulong rets);
 int spapr_rtas_device_tree_setup(void *fdt, hwaddr rtas_addr,
@@ -546,9 +574,10 @@ struct sPAPREventLogEntry {
     QTAILQ_ENTRY(sPAPREventLogEntry) next;
 };
 
-void spapr_events_init(sPAPREnvironment *spapr);
+void spapr_events_init(sPAPRMachineState *sm);
 void spapr_events_fdt_skel(void *fdt, uint32_t epow_irq);
-int spapr_h_cas_compose_response(target_ulong addr, target_ulong size);
+int spapr_h_cas_compose_response(sPAPRMachineState *sm,
+                                 target_ulong addr, target_ulong size);
 sPAPRTCETable *spapr_tce_new_table(DeviceState *owner, uint32_t liobn,
                                    uint64_t bus_offset,
                                    uint32_t page_shift,
@@ -578,4 +607,6 @@ void spapr_ccs_reset_hook(void *opaque);
 void spapr_rtc_read(DeviceState *dev, struct tm *tm, uint32_t *ns);
 int spapr_rtc_import_offset(DeviceState *dev, int64_t legacy_offset);
 
+#define SPAPR_MEMORY_BLOCK_SIZE (1 << 28) /* 256MB */
+
 #endif /* !defined (__HW_SPAPR_H__) */
diff --git a/include/hw/ppc/spapr_vio.h b/include/hw/ppc/spapr_vio.h
index f95016a92e..2299a5405a 100644
--- a/include/hw/ppc/spapr_vio.h
+++ b/include/hw/ppc/spapr_vio.h
@@ -88,6 +88,8 @@ extern int spapr_vio_signal(VIOsPAPRDevice *dev, target_ulong mode);
 
 static inline qemu_irq spapr_vio_qirq(VIOsPAPRDevice *dev)
 {
+    sPAPRMachineState *spapr = SPAPR_MACHINE(qdev_get_machine());
+
     return xics_get_qirq(spapr->icp, dev->irq);
 }
 
@@ -126,7 +128,7 @@ static inline int spapr_vio_dma_set(VIOsPAPRDevice *dev, uint64_t taddr,
 
 int spapr_vio_send_crq(VIOsPAPRDevice *dev, uint8_t *crq);
 
-VIOsPAPRDevice *vty_lookup(sPAPREnvironment *spapr, target_ulong reg);
+VIOsPAPRDevice *vty_lookup(sPAPRMachineState *spapr, target_ulong reg);
 void vty_putchars(VIOsPAPRDevice *sdev, uint8_t *buf, int len);
 void spapr_vty_create(VIOsPAPRBus *bus, CharDriverState *chardev);
 void spapr_vlan_create(VIOsPAPRBus *bus, NICInfo *nd);
diff --git a/include/hw/ppc/xics.h b/include/hw/ppc/xics.h
index a214dd7f28..355a96623c 100644
--- a/include/hw/ppc/xics.h
+++ b/include/hw/ppc/xics.h
@@ -109,6 +109,7 @@ struct ICPState {
     uint8_t pending_priority;
     uint8_t mfrr;
     qemu_irq output;
+    bool cap_irq_xics_enabled;
 };
 
 #define TYPE_ICS "ics"
diff --git a/include/qom/cpu.h b/include/qom/cpu.h
index 39f0f19fb0..42f42f5a2d 100644
--- a/include/qom/cpu.h
+++ b/include/qom/cpu.h
@@ -323,6 +323,8 @@ extern struct CPUTailQ cpus;
 #define CPU_FOREACH(cpu) QTAILQ_FOREACH(cpu, &cpus, node)
 #define CPU_FOREACH_SAFE(cpu, next_cpu) \
     QTAILQ_FOREACH_SAFE(cpu, &cpus, node, next_cpu)
+#define CPU_FOREACH_REVERSE(cpu) \
+    QTAILQ_FOREACH_REVERSE(cpu, &cpus, CPUTailQ, node)
 #define first_cpu QTAILQ_FIRST(&cpus)
 
 DECLARE_TLS(CPUState *, current_cpu);