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| author | BALATON Zoltan <balaton@eik.bme.hu> | 2023-07-05 22:12:51 +0200 |
|---|---|---|
| committer | Daniel Henrique Barboza <danielhb413@gmail.com> | 2023-07-07 04:47:49 -0300 |
| commit | 088b61bc49fab767d73d79d49cb828d866346e6d (patch) | |
| tree | b3a0943e40edec67ce3ccf28e529cb0aa6373633 /hw/ppc | |
| parent | b5d2ad84a14c1305efd9739d98a6adec0bf42e4d (diff) | |
| download | qemu-088b61bc49fab767d73d79d49cb828d866346e6d.zip qemu-088b61bc49fab767d73d79d49cb828d866346e6d.tar.gz qemu-088b61bc49fab767d73d79d49cb828d866346e6d.tar.bz2 | |
ppc440: Stop using system io region for PCIe buses
Add separate memory regions for the mem and io spaces of the PCIe bus
to avoid different buses using the same system io region.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <b631c3a61729eee2166d899b8888164ebeb71574.1688586835.git.balaton@eik.bme.hu>
Signed-off-by: Daniel Henrique Barboza <danielhb413@gmail.com>
Diffstat (limited to 'hw/ppc')
| -rw-r--r-- | hw/ppc/ppc440_uc.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/hw/ppc/ppc440_uc.c b/hw/ppc/ppc440_uc.c index 5724db2..663abf3 100644 --- a/hw/ppc/ppc440_uc.c +++ b/hw/ppc/ppc440_uc.c @@ -776,6 +776,7 @@ OBJECT_DECLARE_SIMPLE_TYPE(PPC460EXPCIEState, PPC460EX_PCIE_HOST) struct PPC460EXPCIEState { PCIExpressHost parent_obj; + MemoryRegion busmem; MemoryRegion iomem; qemu_irq irq[4]; int32_t dcrn_base; @@ -1056,15 +1057,17 @@ static void ppc460ex_pcie_realize(DeviceState *dev, Error **errp) error_setg(errp, "invalid PCIe DCRN base"); return; } + snprintf(buf, sizeof(buf), "pcie%d-mem", id); + memory_region_init(&s->busmem, OBJECT(s), buf, UINT64_MAX); snprintf(buf, sizeof(buf), "pcie%d-io", id); - memory_region_init(&s->iomem, OBJECT(s), buf, UINT64_MAX); + memory_region_init(&s->iomem, OBJECT(s), buf, 64 * KiB); for (i = 0; i < 4; i++) { sysbus_init_irq(SYS_BUS_DEVICE(dev), &s->irq[i]); } snprintf(buf, sizeof(buf), "pcie.%d", id); pci->bus = pci_register_root_bus(DEVICE(s), buf, ppc460ex_set_irq, - pci_swizzle_map_irq_fn, s, &s->iomem, - get_system_io(), 0, 4, TYPE_PCIE_BUS); + pci_swizzle_map_irq_fn, s, &s->busmem, + &s->iomem, 0, 4, TYPE_PCIE_BUS); ppc460ex_pcie_register_dcrs(s); } |