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[Qemu-devel] [RFC PATCH 7/8] generic_pci: realize device with machine da
From: |
Alvise Rigo |
Subject: |
[Qemu-devel] [RFC PATCH 7/8] generic_pci: realize device with machine data |
Date: |
Fri, 11 Jul 2014 09:21:09 +0200 |
Realize the device according to the offsets specified by the machine
memory map.
Signed-off-by: Alvise Rigo <address@hidden>
---
hw/pci-host/generic-pci.c | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/hw/pci-host/generic-pci.c b/hw/pci-host/generic-pci.c
index 2068079..1bde69c 100644
--- a/hw/pci-host/generic-pci.c
+++ b/hw/pci-host/generic-pci.c
@@ -79,6 +79,7 @@ static void pci_generic_host_realize(DeviceState *dev, Error
**errp)
{
PCIVPBState *s = PCI_GEN(dev);
SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
+ hwaddr *mapping_data;
int i;
for (i = 0; i < MAX_PCI_DEVICES; i++) {
@@ -92,16 +93,19 @@ static void pci_generic_host_realize(DeviceState *dev,
Error **errp)
* 0 : PCI config window
* 1 : PCI IO window
* 2 : PCI memory windows
+ * The CPU addresses and size of each memory region have been set by the
+ * machine code inside s->dt_data.
*/
+ mapping_data = s->dt_data.addr_mapping;
memory_region_init_io(&s->mem_config, OBJECT(s), &pci_vpb_config_ops, s,
- "pci-config", 0x1000000);
+ "pci-config", mapping_data[1]);
sysbus_init_mmio(sbd, &s->mem_config);
/* The window into I/O space is always into a fixed base address;
* its size is the same for both realview and versatile.
*/
memory_region_init_alias(&s->pci_io_window, OBJECT(s), "pci-io-win",
- &s->pci_io_space, 0, 0x10000);
+ &s->pci_io_space, mapping_data[2], mapping_data[3]);
sysbus_init_mmio(sbd, &s->pci_io_space);
/* Create the alias regions corresponding to our three windows onto
@@ -109,7 +113,7 @@ static void pci_generic_host_realize(DeviceState *dev,
Error **errp)
* offsets are guest controllable via the IMAP registers.
*/
memory_region_init_alias(&s->pci_mem_window, OBJECT(s), "pci-mem-win",
- &s->pci_mem_space, 0x12000000, 0x2e000000);
+ &s->pci_mem_space, mapping_data[4], mapping_data[5]);
sysbus_init_mmio(sbd, &s->pci_mem_window);
/* TODO Remove once realize propagates to child devices. */
--
1.9.1
- [Qemu-devel] [RFC PATCH 0/8] Add Generic PCI host device update, Alvise Rigo, 2014/07/11
- [Qemu-devel] [RFC PATCH 1/8] mach-virt: move GIC inside mach-virt structure, Alvise Rigo, 2014/07/11
- [Qemu-devel] [RFC PATCH 2/8] mach-virt: improve PCI memory topology definition, Alvise Rigo, 2014/07/11
- [Qemu-devel] [RFC PATCH 3/8] QEMUMachine: finalize_dt function, Alvise Rigo, 2014/07/11
- [Qemu-devel] [RFC PATCH 4/8] generic_pci: create header file, Alvise Rigo, 2014/07/11
- [Qemu-devel] [RFC PATCH 5/8] generic_pci: create own map irq function, Alvise Rigo, 2014/07/11
- [Qemu-devel] [RFC PATCH 6/8] generic_pci: generate dt node after devices init, Alvise Rigo, 2014/07/11
- [Qemu-devel] [RFC PATCH 7/8] generic_pci: realize device with machine data,
Alvise Rigo <=
- [Qemu-devel] [RFC PATCH 8/8] generic_pci: add interrupt map structures, Alvise Rigo, 2014/07/11
- Re: [Qemu-devel] [RFC PATCH 0/8] Add Generic PCI host device update, Peter Maydell, 2014/07/11