| Message ID | 465acfdb7cbf31f5358bd053ef4360c521ea698f.1340607659.git.jan.kiszka@siemens.com |
|---|---|
| State | New |
| Headers | show |
diff --git a/hw/i82378.c b/hw/i82378.c index 9b11d90..2123c14 100644 --- a/hw/i82378.c +++ b/hw/i82378.c @@ -225,7 +225,6 @@ static int pci_i82378_init(PCIDevice *dev) pci_register_bar(dev, 0, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->io); memory_region_init_io(&s->mem, &i82378_mem_ops, s, "i82378-mem", 0x01000000); - memory_region_set_coalescing(&s->mem); pci_register_bar(dev, 1, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->mem); /* Make I/O address read only */
This MMIO area is an entry gate to legacy PC ISA devices, addressed via PIO over there. Quite a few of the PIO ports have side effects on access like starting/stopping timers that must be executed properly ordered /wrt the CPU. So we have to remove the coalescing mark. CC: Andreas Färber <andreas.faerber@web.de> CC: Hervé Poussineau <hpoussin@reactos.org> Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com> --- hw/i82378.c | 1 - 1 files changed, 0 insertions(+), 1 deletions(-)