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pci,misc enhancements

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This includes some pci enhancements:
 
 Better support for systems with multiple PCI root buses
 FW cfg interface for more robust pci programming in BIOS
 Minor fixes/cleanups for fw cfg and cross-version migration -
     because of dependencies with other patches
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge remote-tracking branch 'mst/tags/for_anthony' into staging

pci,misc enhancements

This includes some pci enhancements:

Better support for systems with multiple PCI root buses
FW cfg interface for more robust pci programming in BIOS
Minor fixes/cleanups for fw cfg and cross-version migration -
    because of dependencies with other patches

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

# gpg: Signature made Sun 07 Jul 2013 03:11:18 PM CDT using RSA key ID D28D5469
# gpg: Can't check signature: public key not found

# By David Gibson (10) and others
# Via Michael S. Tsirkin
* mst/tags/for_anthony:
  pci: Fold host_buses list into PCIHostState functionality
  pci: Remove domain from PCIHostBus
  pci: Simpler implementation of primary PCI bus
  pci: Add root bus parameter to pci_nic_init()
  pci: Add root bus argument to pci_get_bus_devfn()
  pci: Replace pci_find_domain() with more general pci_root_bus_path()
  pci: Use helper to find device's root bus in pci_find_domain()
  pci: Abolish pci_find_root_bus()
  pci: Move pci_read_devaddr to pci-hotplug-old.c
  pci: Cleanup configuration for pci-hotplug.c
  pvpanic: fix fwcfg for big endian hosts
  pvpanic: initialization cleanup
  MAINTAINERS: s/Marcelo/Paolo/
  e1000: cleanup process_tx_desc
  pc_piix: cleanup init compat handling
  pc: pass PCI hole ranges to Guests
  pci: store PCI hole ranges in guestinfo structure
  range: add Range structure

Message-id: 1373228271-31223-1-git-send-email-mst@redhat.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Anthony Liguori 2013-07-08 08:00:23 -05:00
commit dc11549ec2
37 changed files with 406 additions and 164 deletions
Download patch file Download diff file Expand all files Collapse all files

22
include/hw/i386/pc.h
View file

@ -8,8 +8,21 @@
#include "net/net.h"
#include "hw/i386/ioapic.h"
#include "qemu/range.h"
/* PC-style peripherals (also used by other machines). */
typedef struct PcPciInfo {
Range w32;
Range w64;
} PcPciInfo;
struct PcGuestInfo {
PcPciInfo pci_info;
bool has_pci_info;
FWCfgState *fw_cfg;
};
/* parallel.c */
static inline bool parallel_init(ISABus *bus, int index, CharDriverState *chr)
{
@ -84,6 +97,10 @@ void pc_acpi_smi_interrupt(void *opaque, int irq, int level);
void pc_cpus_init(const char *cpu_model, DeviceState *icc_bridge);
void pc_hot_add_cpu(const int64_t id, Error **errp);
void pc_acpi_init(const char *default_dsdt);
PcGuestInfo *pc_guest_info_init(ram_addr_t below_4g_mem_size,
ram_addr_t above_4g_mem_size);
FWCfgState *pc_memory_init(MemoryRegion *system_memory,
const char *kernel_filename,
const char *kernel_cmdline,
@ -91,7 +108,8 @@ FWCfgState *pc_memory_init(MemoryRegion *system_memory,
ram_addr_t below_4g_mem_size,
ram_addr_t above_4g_mem_size,
MemoryRegion *rom_memory,
MemoryRegion **ram_memory);
MemoryRegion **ram_memory,
PcGuestInfo *guest_info);
qemu_irq *pc_allocate_cpu_irq(void);
DeviceState *pc_vga_init(ISABus *isa_bus, PCIBus *pci_bus);
void pc_basic_device_init(ISABus *isa_bus, qemu_irq *gsi,
@ -177,7 +195,7 @@ static inline bool isa_ne2000_init(ISABus *bus, int base, int irq, NICInfo *nd)
void pc_system_firmware_init(MemoryRegion *rom_memory);
/* pvpanic.c */
int pvpanic_init(ISABus *bus);
void pvpanic_init(ISABus *bus);
/* e820 types */
#define E820_RAM 1