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[Qemu-devel] [RFC v5 23/86] pci: add API to get a BAR's mapped address
From: |
Avi Kivity |
Subject: |
[Qemu-devel] [RFC v5 23/86] pci: add API to get a BAR's mapped address |
Date: |
Wed, 20 Jul 2011 19:49:33 +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.
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] [RFC v5 20/86] pci: add MemoryRegion based BAR management API, (continued)
- [Qemu-devel] [RFC v5 20/86] pci: add MemoryRegion based BAR management API, Avi Kivity, 2011/07/20
- [Qemu-devel] [RFC v5 21/86] sysbus: add MemoryRegion based memory management API, Avi Kivity, 2011/07/20
- [Qemu-devel] [RFC v5 84/86] pci: add pci_address_space(), Avi Kivity, 2011/07/20
- [Qemu-devel] [RFC v5 03/86] memory: implement dirty tracking, Avi Kivity, 2011/07/20
- [Qemu-devel] [RFC v5 66/86] arm_sysctl: convert to memory API, Avi Kivity, 2011/07/20
- [Qemu-devel] [RFC v5 14/86] exec.c: initialize memory map, Avi Kivity, 2011/07/20
- [Qemu-devel] [RFC v5 78/86] sh_pci: convert to memory API, Avi Kivity, 2011/07/20
- [Qemu-devel] [RFC v5 62/86] Introduce QEMU_NEW(), Avi Kivity, 2011/07/20
- [Qemu-devel] [RFC v5 38/86] eepro100: convert to memory API, Avi Kivity, 2011/07/20
- [Qemu-devel] [RFC v5 30/86] cirrus: simplify linear framebuffer access functions, Avi Kivity, 2011/07/20
- [Qemu-devel] [RFC v5 23/86] pci: add API to get a BAR's mapped address,
Avi Kivity <=
- [Qemu-devel] [RFC v5 36/86] ac97: convert to memory API, Avi Kivity, 2011/07/20
- [Qemu-devel] [RFC v5 76/86] stellaris_enet: convert to memory API, Avi Kivity, 2011/07/20
- [Qemu-devel] [RFC v5 72/86] onenand: convert to memory API, Avi Kivity, 2011/07/20
- [Qemu-devel] [RFC v5 32/86] exec.c: fix initialization of system I/O memory region, Avi Kivity, 2011/07/20
- [Qemu-devel] [RFC v5 60/86] pci: rename pci_register_bar_region() to pci_register_bar(), Avi Kivity, 2011/07/20
- [Qemu-devel] [RFC v5 06/86] memory: abstract address space operations, Avi Kivity, 2011/07/20
- [Qemu-devel] [RFC v5 49/86] i6300esb: convert to memory API, Avi Kivity, 2011/07/20
- [Qemu-devel] [RFC v5 85/86] vga: drop get_system_memory() from vga devices and derivatives, Avi Kivity, 2011/07/20
- [Qemu-devel] [RFC v5 27/86] cirrus: simplify bitblt BAR access functions, Avi Kivity, 2011/07/20
- [Qemu-devel] [RFC v5 71/86] omap_gpmc/nseries/tusb6010: convert to memory API, Avi Kivity, 2011/07/20