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Diffstat (limited to 'hw/xen/xen_pt_config_init.c')
-rw-r--r--hw/xen/xen_pt_config_init.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/hw/xen/xen_pt_config_init.c b/hw/xen/xen_pt_config_init.c
index f3cf069b60..dd37be38a4 100644
--- a/hw/xen/xen_pt_config_init.c
+++ b/hw/xen/xen_pt_config_init.c
@@ -96,8 +96,7 @@ XenPTReg *xen_pt_find_reg(XenPTRegGroup *reg_grp, uint32_t address)
}
static uint32_t get_throughable_mask(const XenPCIPassthroughState *s,
- const XenPTRegInfo *reg,
- uint32_t valid_mask)
+ XenPTRegInfo *reg, uint32_t valid_mask)
{
uint32_t throughable_mask = ~(reg->emu_mask | reg->ro_mask);
@@ -729,8 +728,8 @@ static XenPTRegInfo xen_pt_emu_reg_header0[] = {
.offset = PCI_ROM_ADDRESS,
.size = 4,
.init_val = 0x00000000,
- .ro_mask = 0x000007FE,
- .emu_mask = 0xFFFFF800,
+ .ro_mask = ~PCI_ROM_ADDRESS_MASK & ~PCI_ROM_ADDRESS_ENABLE,
+ .emu_mask = (uint32_t)PCI_ROM_ADDRESS_MASK,
.init = xen_pt_bar_reg_init,
.u.dw.read = xen_pt_long_reg_read,
.u.dw.write = xen_pt_exp_rom_bar_reg_write,