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[Qemu-devel] [PATCH v2 01/38] pci: add API to get a BAR's mapped address
From: |
Avi Kivity |
Subject: |
[Qemu-devel] [PATCH v2 01/38] pci: add API to get a BAR's mapped address |
Date: |
Wed, 3 Aug 2011 14:55:31 +0300 |
This is a hack, for devices that have a back-channel to read this
address back outside the normal configuration mechanisms, such
as VMware svga.
Reviewed-by: Richard Henderson <address@hidden>
Signed-off-by: Avi Kivity <address@hidden>
---
hw/pci.c | 5 +++++
hw/pci.h | 1 +
2 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/hw/pci.c b/hw/pci.c
index 36db58b..912f849 100644
--- a/hw/pci.c
+++ b/hw/pci.c
@@ -952,6 +952,11 @@ void pci_register_bar_region(PCIDevice *pci_dev, int
region_num,
pci_dev->io_regions[region_num].memory = memory;
}
+pcibus_t pci_get_bar_addr(PCIDevice *pci_dev, int region_num)
+{
+ return pci_dev->io_regions[region_num].addr;
+}
+
static void pci_bridge_filter(PCIDevice *d, pcibus_t *addr, pcibus_t *size,
uint8_t type)
{
diff --git a/hw/pci.h b/hw/pci.h
index c51156d..64282ad 100644
--- a/hw/pci.h
+++ b/hw/pci.h
@@ -207,6 +207,7 @@ void pci_register_bar_simple(PCIDevice *pci_dev, int
region_num,
pcibus_t size, uint8_t attr, ram_addr_t ram_addr);
void pci_register_bar_region(PCIDevice *pci_dev, int region_num,
uint8_t attr, MemoryRegion *memory);
+pcibus_t pci_get_bar_addr(PCIDevice *pci_dev, int region_num);
int pci_add_capability(PCIDevice *pdev, uint8_t cap_id,
uint8_t offset, uint8_t size);
--
1.7.5.3
- [Qemu-devel] [PATCH v2 00/38] Memory API, batch 2: PCI devices, Avi Kivity, 2011/08/03
- [Qemu-devel] [PATCH v2 01/38] pci: add API to get a BAR's mapped address,
Avi Kivity <=
- [Qemu-devel] [PATCH v2 04/38] cirrus: simplify mmio BAR access functions, Avi Kivity, 2011/08/03
- [Qemu-devel] [PATCH v2 20/38] ahci: convert to memory API, Avi Kivity, 2011/08/03
- [Qemu-devel] [PATCH v2 33/38] pci: remove pci_register_bar_simple(), Avi Kivity, 2011/08/03
- [Qemu-devel] [PATCH v2 22/38] lsi53c895a: convert to memory API, Avi Kivity, 2011/08/03
- [Qemu-devel] [PATCH v2 02/38] vmsvga: don't remember pci BAR address in callback any more, Avi Kivity, 2011/08/03
- [Qemu-devel] [PATCH v2 13/38] ac97: convert to memory API, Avi Kivity, 2011/08/03
- [Qemu-devel] [PATCH v2 29/38] ehci: convert to memory API, Avi Kivity, 2011/08/03
- [Qemu-devel] [PATCH v2 05/38] cirrus: simplify bitblt BAR access functions, Avi Kivity, 2011/08/03
- [Qemu-devel] [PATCH v2 36/38] pci: fold BAR mapping function into its caller, Avi Kivity, 2011/08/03
- [Qemu-devel] [PATCH v2 31/38] xen-platform: convert to memory API, Avi Kivity, 2011/08/03