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Diffstat (limited to 'hw/vfio')
-rw-r--r--hw/vfio/pci-quirks.c249
-rw-r--r--hw/vfio/pci.h12
2 files changed, 157 insertions, 104 deletions
diff --git a/hw/vfio/pci-quirks.c b/hw/vfio/pci-quirks.c
index 17e300abad..429fdad068 100644
--- a/hw/vfio/pci-quirks.c
+++ b/hw/vfio/pci-quirks.c
@@ -80,7 +80,7 @@ static bool vfio_flags_enabled(uint8_t flags, uint8_t mask)
static uint64_t vfio_generic_window_quirk_read(void *opaque,
hwaddr addr, unsigned size)
{
- VFIOQuirk *quirk = opaque;
+ VFIOLegacyQuirk *quirk = opaque;
VFIOPCIDevice *vdev = quirk->vdev;
uint64_t data;
@@ -92,13 +92,13 @@ static uint64_t vfio_generic_window_quirk_read(void *opaque,
if (!vfio_range_contained(addr, size, quirk->data.data_offset,
quirk->data.data_size)) {
hw_error("%s: window data read not fully contained: %s",
- __func__, memory_region_name(&quirk->mem));
+ __func__, memory_region_name(quirk->mem));
}
data = vfio_pci_read_config(&vdev->pdev,
quirk->data.address_val + offset, size);
- trace_vfio_generic_window_quirk_read(memory_region_name(&quirk->mem),
+ trace_vfio_generic_window_quirk_read(memory_region_name(quirk->mem),
vdev->vbasedev.name,
quirk->data.bar,
addr, size, data);
@@ -113,7 +113,7 @@ static uint64_t vfio_generic_window_quirk_read(void *opaque,
static void vfio_generic_window_quirk_write(void *opaque, hwaddr addr,
uint64_t data, unsigned size)
{
- VFIOQuirk *quirk = opaque;
+ VFIOLegacyQuirk *quirk = opaque;
VFIOPCIDevice *vdev = quirk->vdev;
if (ranges_overlap(addr, size,
@@ -121,7 +121,7 @@ static void vfio_generic_window_quirk_write(void *opaque, hwaddr addr,
if (addr != quirk->data.address_offset) {
hw_error("%s: offset write into address window: %s",
- __func__, memory_region_name(&quirk->mem));
+ __func__, memory_region_name(quirk->mem));
}
if ((data & ~quirk->data.address_mask) == quirk->data.address_match) {
@@ -142,12 +142,12 @@ static void vfio_generic_window_quirk_write(void *opaque, hwaddr addr,
if (!vfio_range_contained(addr, size, quirk->data.data_offset,
quirk->data.data_size)) {
hw_error("%s: window data write not fully contained: %s",
- __func__, memory_region_name(&quirk->mem));
+ __func__, memory_region_name(quirk->mem));
}
vfio_pci_write_config(&vdev->pdev,
quirk->data.address_val + offset, data, size);
- trace_vfio_generic_window_quirk_write(memory_region_name(&quirk->mem),
+ trace_vfio_generic_window_quirk_write(memory_region_name(quirk->mem),
vdev->vbasedev.name,
quirk->data.bar,
addr, data, size);
@@ -167,7 +167,7 @@ static const MemoryRegionOps vfio_generic_window_quirk = {
static uint64_t vfio_generic_quirk_read(void *opaque,
hwaddr addr, unsigned size)
{
- VFIOQuirk *quirk = opaque;
+ VFIOLegacyQuirk *quirk = opaque;
VFIOPCIDevice *vdev = quirk->vdev;
hwaddr base = quirk->data.address_match & TARGET_PAGE_MASK;
hwaddr offset = quirk->data.address_match & ~TARGET_PAGE_MASK;
@@ -178,12 +178,12 @@ static uint64_t vfio_generic_quirk_read(void *opaque,
if (!vfio_range_contained(addr, size, offset,
quirk->data.address_mask + 1)) {
hw_error("%s: read not fully contained: %s",
- __func__, memory_region_name(&quirk->mem));
+ __func__, memory_region_name(quirk->mem));
}
data = vfio_pci_read_config(&vdev->pdev, addr - offset, size);
- trace_vfio_generic_quirk_read(memory_region_name(&quirk->mem),
+ trace_vfio_generic_quirk_read(memory_region_name(quirk->mem),
vdev->vbasedev.name, quirk->data.bar,
addr + base, size, data);
} else {
@@ -197,7 +197,7 @@ static uint64_t vfio_generic_quirk_read(void *opaque,
static void vfio_generic_quirk_write(void *opaque, hwaddr addr,
uint64_t data, unsigned size)
{
- VFIOQuirk *quirk = opaque;
+ VFIOLegacyQuirk *quirk = opaque;
VFIOPCIDevice *vdev = quirk->vdev;
hwaddr base = quirk->data.address_match & TARGET_PAGE_MASK;
hwaddr offset = quirk->data.address_match & ~TARGET_PAGE_MASK;
@@ -207,12 +207,12 @@ static void vfio_generic_quirk_write(void *opaque, hwaddr addr,
if (!vfio_range_contained(addr, size, offset,
quirk->data.address_mask + 1)) {
hw_error("%s: write not fully contained: %s",
- __func__, memory_region_name(&quirk->mem));
+ __func__, memory_region_name(quirk->mem));
}
vfio_pci_write_config(&vdev->pdev, addr - offset, data, size);
- trace_vfio_generic_quirk_write(memory_region_name(&quirk->mem),
+ trace_vfio_generic_quirk_write(memory_region_name(quirk->mem),
vdev->vbasedev.name, quirk->data.bar,
addr + base, data, size);
} else {
@@ -242,7 +242,7 @@ static const MemoryRegionOps vfio_generic_quirk = {
static uint64_t vfio_ati_3c3_quirk_read(void *opaque,
hwaddr addr, unsigned size)
{
- VFIOQuirk *quirk = opaque;
+ VFIOLegacyQuirk *quirk = opaque;
VFIOPCIDevice *vdev = quirk->vdev;
uint64_t data = vfio_pci_read_config(&vdev->pdev,
PCI_BASE_ADDRESS_0 + (4 * 4) + 1,
@@ -261,6 +261,7 @@ static void vfio_vga_probe_ati_3c3_quirk(VFIOPCIDevice *vdev)
{
PCIDevice *pdev = &vdev->pdev;
VFIOQuirk *quirk;
+ VFIOLegacyQuirk *legacy;
if (pci_get_word(pdev->config + PCI_VENDOR_ID) != PCI_VENDOR_ID_ATI) {
return;
@@ -275,12 +276,15 @@ static void vfio_vga_probe_ati_3c3_quirk(VFIOPCIDevice *vdev)
}
quirk = g_malloc0(sizeof(*quirk));
- quirk->vdev = vdev;
+ legacy = quirk->data = g_malloc0(sizeof(*legacy));
+ quirk->mem = legacy->mem = g_malloc0_n(sizeof(MemoryRegion), 1);
+ quirk->nr_mem = 1;
+ legacy->vdev = vdev;
- memory_region_init_io(&quirk->mem, OBJECT(vdev), &vfio_ati_3c3_quirk, quirk,
+ memory_region_init_io(quirk->mem, OBJECT(vdev), &vfio_ati_3c3_quirk, legacy,
"vfio-ati-3c3-quirk", 1);
memory_region_add_subregion(&vdev->vga.region[QEMU_PCI_VGA_IO_HI].mem,
- 3 /* offset 3 bytes from 0x3c0 */, &quirk->mem);
+ 3 /* offset 3 bytes from 0x3c0 */, quirk->mem);
QLIST_INSERT_HEAD(&vdev->vga.region[QEMU_PCI_VGA_IO_HI].quirks,
quirk, next);
@@ -302,6 +306,7 @@ static void vfio_probe_ati_bar4_window_quirk(VFIOPCIDevice *vdev, int nr)
{
PCIDevice *pdev = &vdev->pdev;
VFIOQuirk *quirk;
+ VFIOLegacyQuirk *legacy;
if (!vdev->has_vga || nr != 4 ||
pci_get_word(pdev->config + PCI_VENDOR_ID) != PCI_VENDOR_ID_ATI) {
@@ -309,20 +314,23 @@ static void vfio_probe_ati_bar4_window_quirk(VFIOPCIDevice *vdev, int nr)
}
quirk = g_malloc0(sizeof(*quirk));
- quirk->vdev = vdev;
- quirk->data.address_size = 4;
- quirk->data.data_offset = 4;
- quirk->data.data_size = 4;
- quirk->data.address_match = 0x4000;
- quirk->data.address_mask = PCIE_CONFIG_SPACE_SIZE - 1;
- quirk->data.bar = nr;
- quirk->data.read_flags = quirk->data.write_flags = 1;
-
- memory_region_init_io(&quirk->mem, OBJECT(vdev),
- &vfio_generic_window_quirk, quirk,
+ quirk->data = legacy = g_malloc0(sizeof(*legacy));
+ quirk->mem = legacy->mem = g_malloc0_n(sizeof(MemoryRegion), 1);
+ quirk->nr_mem = 1;
+ legacy->vdev = vdev;
+ legacy->data.address_size = 4;
+ legacy->data.data_offset = 4;
+ legacy->data.data_size = 4;
+ legacy->data.address_match = 0x4000;
+ legacy->data.address_mask = PCIE_CONFIG_SPACE_SIZE - 1;
+ legacy->data.bar = nr;
+ legacy->data.read_flags = legacy->data.write_flags = 1;
+
+ memory_region_init_io(quirk->mem, OBJECT(vdev),
+ &vfio_generic_window_quirk, legacy,
"vfio-ati-bar4-window-quirk", 8);
memory_region_add_subregion_overlap(&vdev->bars[nr].region.mem,
- quirk->data.base_offset, &quirk->mem, 1);
+ legacy->data.base_offset, quirk->mem, 1);
QLIST_INSERT_HEAD(&vdev->bars[nr].quirks, quirk, next);
@@ -336,6 +344,7 @@ static void vfio_probe_ati_bar2_4000_quirk(VFIOPCIDevice *vdev, int nr)
{
PCIDevice *pdev = &vdev->pdev;
VFIOQuirk *quirk;
+ VFIOLegacyQuirk *legacy;
/* Only enable on newer devices where BAR2 is 64bit */
if (!vdev->has_vga || nr != 2 || !vdev->bars[2].mem64 ||
@@ -344,18 +353,21 @@ static void vfio_probe_ati_bar2_4000_quirk(VFIOPCIDevice *vdev, int nr)
}
quirk = g_malloc0(sizeof(*quirk));
- quirk->vdev = vdev;
- quirk->data.flags = quirk->data.read_flags = quirk->data.write_flags = 1;
- quirk->data.address_match = 0x4000;
- quirk->data.address_mask = PCIE_CONFIG_SPACE_SIZE - 1;
- quirk->data.bar = nr;
-
- memory_region_init_io(&quirk->mem, OBJECT(vdev), &vfio_generic_quirk, quirk,
+ quirk->data = legacy = g_malloc0(sizeof(*legacy));
+ quirk->mem = legacy->mem = g_malloc0_n(sizeof(MemoryRegion), 1);
+ quirk->nr_mem = 1;
+ legacy->vdev = vdev;
+ legacy->data.flags = legacy->data.read_flags = legacy->data.write_flags = 1;
+ legacy->data.address_match = 0x4000;
+ legacy->data.address_mask = PCIE_CONFIG_SPACE_SIZE - 1;
+ legacy->data.bar = nr;
+
+ memory_region_init_io(quirk->mem, OBJECT(vdev), &vfio_generic_quirk, legacy,
"vfio-ati-bar2-4000-quirk",
- TARGET_PAGE_ALIGN(quirk->data.address_mask + 1));
+ TARGET_PAGE_ALIGN(legacy->data.address_mask + 1));
memory_region_add_subregion_overlap(&vdev->bars[nr].region.mem,
- quirk->data.address_match & TARGET_PAGE_MASK,
- &quirk->mem, 1);
+ legacy->data.address_match & TARGET_PAGE_MASK,
+ quirk->mem, 1);
QLIST_INSERT_HEAD(&vdev->bars[nr].quirks, quirk, next);
@@ -397,7 +409,7 @@ enum {
static uint64_t vfio_nvidia_3d0_quirk_read(void *opaque,
hwaddr addr, unsigned size)
{
- VFIOQuirk *quirk = opaque;
+ VFIOLegacyQuirk *quirk = opaque;
VFIOPCIDevice *vdev = quirk->vdev;
PCIDevice *pdev = &vdev->pdev;
uint64_t data = vfio_vga_read(&vdev->vga.region[QEMU_PCI_VGA_IO_HI],
@@ -416,7 +428,7 @@ static uint64_t vfio_nvidia_3d0_quirk_read(void *opaque,
static void vfio_nvidia_3d0_quirk_write(void *opaque, hwaddr addr,
uint64_t data, unsigned size)
{
- VFIOQuirk *quirk = opaque;
+ VFIOLegacyQuirk *quirk = opaque;
VFIOPCIDevice *vdev = quirk->vdev;
PCIDevice *pdev = &vdev->pdev;
@@ -468,6 +480,7 @@ static void vfio_vga_probe_nvidia_3d0_quirk(VFIOPCIDevice *vdev)
{
PCIDevice *pdev = &vdev->pdev;
VFIOQuirk *quirk;
+ VFIOLegacyQuirk *legacy;
if (pci_get_word(pdev->config + PCI_VENDOR_ID) != PCI_VENDOR_ID_NVIDIA ||
!vdev->bars[1].region.size) {
@@ -475,19 +488,22 @@ static void vfio_vga_probe_nvidia_3d0_quirk(VFIOPCIDevice *vdev)
}
quirk = g_malloc0(sizeof(*quirk));
- quirk->vdev = vdev;
- quirk->data.base_offset = 0x10;
- quirk->data.address_offset = 4;
- quirk->data.address_size = 2;
- quirk->data.address_match = 0x1800;
- quirk->data.address_mask = PCI_CONFIG_SPACE_SIZE - 1;
- quirk->data.data_offset = 0;
- quirk->data.data_size = 4;
-
- memory_region_init_io(&quirk->mem, OBJECT(vdev), &vfio_nvidia_3d0_quirk,
- quirk, "vfio-nvidia-3d0-quirk", 6);
+ quirk->data = legacy = g_malloc0(sizeof(*legacy));
+ quirk->mem = legacy->mem = g_malloc0_n(sizeof(MemoryRegion), 1);
+ quirk->nr_mem = 1;
+ legacy->vdev = vdev;
+ legacy->data.base_offset = 0x10;
+ legacy->data.address_offset = 4;
+ legacy->data.address_size = 2;
+ legacy->data.address_match = 0x1800;
+ legacy->data.address_mask = PCI_CONFIG_SPACE_SIZE - 1;
+ legacy->data.data_offset = 0;
+ legacy->data.data_size = 4;
+
+ memory_region_init_io(quirk->mem, OBJECT(vdev), &vfio_nvidia_3d0_quirk,
+ legacy, "vfio-nvidia-3d0-quirk", 6);
memory_region_add_subregion(&vdev->vga.region[QEMU_PCI_VGA_IO_HI].mem,
- quirk->data.base_offset, &quirk->mem);
+ legacy->data.base_offset, quirk->mem);
QLIST_INSERT_HEAD(&vdev->vga.region[QEMU_PCI_VGA_IO_HI].quirks,
quirk, next);
@@ -512,7 +528,7 @@ enum {
static void vfio_nvidia_bar5_window_quirk_write(void *opaque, hwaddr addr,
uint64_t data, unsigned size)
{
- VFIOQuirk *quirk = opaque;
+ VFIOLegacyQuirk *quirk = opaque;
switch (addr) {
case 0x0:
@@ -558,6 +574,7 @@ static void vfio_probe_nvidia_bar5_window_quirk(VFIOPCIDevice *vdev, int nr)
{
PCIDevice *pdev = &vdev->pdev;
VFIOQuirk *quirk;
+ VFIOLegacyQuirk *legacy;
if (!vdev->has_vga || nr != 5 ||
pci_get_word(pdev->config + PCI_VENDOR_ID) != PCI_VENDOR_ID_NVIDIA) {
@@ -565,19 +582,22 @@ static void vfio_probe_nvidia_bar5_window_quirk(VFIOPCIDevice *vdev, int nr)
}
quirk = g_malloc0(sizeof(*quirk));
- quirk->vdev = vdev;
- quirk->data.read_flags = quirk->data.write_flags = NV_BAR5_VALID;
- quirk->data.address_offset = 0x8;
- quirk->data.address_size = 0; /* actually 4, but avoids generic code */
- quirk->data.data_offset = 0xc;
- quirk->data.data_size = 4;
- quirk->data.bar = nr;
-
- memory_region_init_io(&quirk->mem, OBJECT(vdev),
- &vfio_nvidia_bar5_window_quirk, quirk,
+ quirk->data = legacy = g_malloc0(sizeof(*legacy));
+ quirk->mem = legacy->mem = g_malloc0_n(sizeof(MemoryRegion), 1);
+ quirk->nr_mem = 1;
+ legacy->vdev = vdev;
+ legacy->data.read_flags = legacy->data.write_flags = NV_BAR5_VALID;
+ legacy->data.address_offset = 0x8;
+ legacy->data.address_size = 0; /* actually 4, but avoids generic code */
+ legacy->data.data_offset = 0xc;
+ legacy->data.data_size = 4;
+ legacy->data.bar = nr;
+
+ memory_region_init_io(quirk->mem, OBJECT(vdev),
+ &vfio_nvidia_bar5_window_quirk, legacy,
"vfio-nvidia-bar5-window-quirk", 16);
memory_region_add_subregion_overlap(&vdev->bars[nr].region.mem,
- 0, &quirk->mem, 1);
+ 0, quirk->mem, 1);
QLIST_INSERT_HEAD(&vdev->bars[nr].quirks, quirk, next);
@@ -587,7 +607,7 @@ static void vfio_probe_nvidia_bar5_window_quirk(VFIOPCIDevice *vdev, int nr)
static void vfio_nvidia_88000_quirk_write(void *opaque, hwaddr addr,
uint64_t data, unsigned size)
{
- VFIOQuirk *quirk = opaque;
+ VFIOLegacyQuirk *quirk = opaque;
VFIOPCIDevice *vdev = quirk->vdev;
PCIDevice *pdev = &vdev->pdev;
hwaddr base = quirk->data.address_match & TARGET_PAGE_MASK;
@@ -626,6 +646,7 @@ static void vfio_probe_nvidia_bar0_88000_quirk(VFIOPCIDevice *vdev, int nr)
{
PCIDevice *pdev = &vdev->pdev;
VFIOQuirk *quirk;
+ VFIOLegacyQuirk *legacy;
uint16_t vendor, class;
vendor = pci_get_word(pdev->config + PCI_VENDOR_ID);
@@ -637,18 +658,21 @@ static void vfio_probe_nvidia_bar0_88000_quirk(VFIOPCIDevice *vdev, int nr)
}
quirk = g_malloc0(sizeof(*quirk));
- quirk->vdev = vdev;
- quirk->data.flags = quirk->data.read_flags = quirk->data.write_flags = 1;
- quirk->data.address_match = 0x88000;
- quirk->data.address_mask = PCIE_CONFIG_SPACE_SIZE - 1;
- quirk->data.bar = nr;
-
- memory_region_init_io(&quirk->mem, OBJECT(vdev), &vfio_nvidia_88000_quirk,
- quirk, "vfio-nvidia-bar0-88000-quirk",
- TARGET_PAGE_ALIGN(quirk->data.address_mask + 1));
+ quirk->data = legacy = g_malloc0(sizeof(*legacy));
+ quirk->mem = legacy->mem = g_malloc0_n(sizeof(MemoryRegion), 1);
+ quirk->nr_mem = 1;
+ legacy->vdev = vdev;
+ legacy->data.flags = legacy->data.read_flags = legacy->data.write_flags = 1;
+ legacy->data.address_match = 0x88000;
+ legacy->data.address_mask = PCIE_CONFIG_SPACE_SIZE - 1;
+ legacy->data.bar = nr;
+
+ memory_region_init_io(quirk->mem, OBJECT(vdev), &vfio_nvidia_88000_quirk,
+ legacy, "vfio-nvidia-bar0-88000-quirk",
+ TARGET_PAGE_ALIGN(legacy->data.address_mask + 1));
memory_region_add_subregion_overlap(&vdev->bars[nr].region.mem,
- quirk->data.address_match & TARGET_PAGE_MASK,
- &quirk->mem, 1);
+ legacy->data.address_match & TARGET_PAGE_MASK,
+ quirk->mem, 1);
QLIST_INSERT_HEAD(&vdev->bars[nr].quirks, quirk, next);
@@ -662,6 +686,7 @@ static void vfio_probe_nvidia_bar0_1800_quirk(VFIOPCIDevice *vdev, int nr)
{
PCIDevice *pdev = &vdev->pdev;
VFIOQuirk *quirk;
+ VFIOLegacyQuirk *legacy;
if (!vdev->has_vga || nr != 0 ||
pci_get_word(pdev->config + PCI_VENDOR_ID) != PCI_VENDOR_ID_NVIDIA) {
@@ -674,18 +699,21 @@ static void vfio_probe_nvidia_bar0_1800_quirk(VFIOPCIDevice *vdev, int nr)
& 0xff);
quirk = g_malloc0(sizeof(*quirk));
- quirk->vdev = vdev;
- quirk->data.flags = quirk->data.read_flags = quirk->data.write_flags = 1;
- quirk->data.address_match = 0x1800;
- quirk->data.address_mask = PCI_CONFIG_SPACE_SIZE - 1;
- quirk->data.bar = nr;
-
- memory_region_init_io(&quirk->mem, OBJECT(vdev), &vfio_generic_quirk, quirk,
+ quirk->data = legacy = g_malloc0(sizeof(*legacy));
+ quirk->mem = legacy->mem = g_malloc0_n(sizeof(MemoryRegion), 1);
+ quirk->nr_mem = 1;
+ legacy->vdev = vdev;
+ legacy->data.flags = legacy->data.read_flags = legacy->data.write_flags = 1;
+ legacy->data.address_match = 0x1800;
+ legacy->data.address_mask = PCI_CONFIG_SPACE_SIZE - 1;
+ legacy->data.bar = nr;
+
+ memory_region_init_io(quirk->mem, OBJECT(vdev), &vfio_generic_quirk, legacy,
"vfio-nvidia-bar0-1800-quirk",
- TARGET_PAGE_ALIGN(quirk->data.address_mask + 1));
+ TARGET_PAGE_ALIGN(legacy->data.address_mask + 1));
memory_region_add_subregion_overlap(&vdev->bars[nr].region.mem,
- quirk->data.address_match & TARGET_PAGE_MASK,
- &quirk->mem, 1);
+ legacy->data.address_match & TARGET_PAGE_MASK,
+ quirk->mem, 1);
QLIST_INSERT_HEAD(&vdev->bars[nr].quirks, quirk, next);
@@ -725,7 +753,7 @@ static void vfio_probe_nvidia_bar0_1800_quirk(VFIOPCIDevice *vdev, int nr)
static uint64_t vfio_rtl8168_window_quirk_read(void *opaque,
hwaddr addr, unsigned size)
{
- VFIOQuirk *quirk = opaque;
+ VFIOLegacyQuirk *quirk = opaque;
VFIOPCIDevice *vdev = quirk->vdev;
uint64_t val = 0;
@@ -755,7 +783,7 @@ static uint64_t vfio_rtl8168_window_quirk_read(void *opaque,
static void vfio_rtl8168_window_quirk_write(void *opaque, hwaddr addr,
uint64_t data, unsigned size)
{
- VFIOQuirk *quirk = opaque;
+ VFIOLegacyQuirk *quirk = opaque;
VFIOPCIDevice *vdev = quirk->vdev;
switch (addr) {
@@ -809,6 +837,7 @@ static void vfio_probe_rtl8168_bar2_window_quirk(VFIOPCIDevice *vdev, int nr)
{
PCIDevice *pdev = &vdev->pdev;
VFIOQuirk *quirk;
+ VFIOLegacyQuirk *legacy;
if (pci_get_word(pdev->config + PCI_VENDOR_ID) != PCI_VENDOR_ID_REALTEK ||
pci_get_word(pdev->config + PCI_DEVICE_ID) != 0x8168 || nr != 2) {
@@ -816,13 +845,16 @@ static void vfio_probe_rtl8168_bar2_window_quirk(VFIOPCIDevice *vdev, int nr)
}
quirk = g_malloc0(sizeof(*quirk));
- quirk->vdev = vdev;
- quirk->data.bar = nr;
-
- memory_region_init_io(&quirk->mem, OBJECT(vdev), &vfio_rtl8168_window_quirk,
- quirk, "vfio-rtl8168-window-quirk", 8);
+ quirk->data = legacy = g_malloc0(sizeof(*legacy));
+ quirk->mem = legacy->mem = g_malloc0_n(sizeof(MemoryRegion), 1);
+ quirk->nr_mem = 1;
+ legacy->vdev = vdev;
+ legacy->data.bar = nr;
+
+ memory_region_init_io(quirk->mem, OBJECT(vdev), &vfio_rtl8168_window_quirk,
+ legacy, "vfio-rtl8168-window-quirk", 8);
memory_region_add_subregion_overlap(&vdev->bars[nr].region.mem,
- 0x70, &quirk->mem, 1);
+ 0x70, quirk->mem, 1);
QLIST_INSERT_HEAD(&vdev->bars[nr].quirks, quirk, next);
@@ -841,24 +873,31 @@ void vfio_vga_quirk_setup(VFIOPCIDevice *vdev)
void vfio_vga_quirk_teardown(VFIOPCIDevice *vdev)
{
VFIOQuirk *quirk;
- int i;
+ int i, j;
for (i = 0; i < ARRAY_SIZE(vdev->vga.region); i++) {
QLIST_FOREACH(quirk, &vdev->vga.region[i].quirks, next) {
- memory_region_del_subregion(&vdev->vga.region[i].mem, &quirk->mem);
+ for (j = 0; j < quirk->nr_mem; j++) {
+ memory_region_del_subregion(&vdev->vga.region[i].mem,
+ &quirk->mem[j]);
+ }
}
}
}
void vfio_vga_quirk_free(VFIOPCIDevice *vdev)
{
- int i;
+ int i, j;
for (i = 0; i < ARRAY_SIZE(vdev->vga.region); i++) {
while (!QLIST_EMPTY(&vdev->vga.region[i].quirks)) {
VFIOQuirk *quirk = QLIST_FIRST(&vdev->vga.region[i].quirks);
- object_unparent(OBJECT(&quirk->mem));
QLIST_REMOVE(quirk, next);
+ for (j = 0; j < quirk->nr_mem; j++) {
+ object_unparent(OBJECT(&quirk->mem[j]));
+ }
+ g_free(quirk->mem);
+ g_free(quirk->data);
g_free(quirk);
}
}
@@ -878,20 +917,28 @@ void vfio_bar_quirk_teardown(VFIOPCIDevice *vdev, int nr)
{
VFIOBAR *bar = &vdev->bars[nr];
VFIOQuirk *quirk;
+ int i;
QLIST_FOREACH(quirk, &bar->quirks, next) {
- memory_region_del_subregion(&bar->region.mem, &quirk->mem);
+ for (i = 0; i < quirk->nr_mem; i++) {
+ memory_region_del_subregion(&bar->region.mem, &quirk->mem[i]);
+ }
}
}
void vfio_bar_quirk_free(VFIOPCIDevice *vdev, int nr)
{
VFIOBAR *bar = &vdev->bars[nr];
+ int i;
while (!QLIST_EMPTY(&bar->quirks)) {
VFIOQuirk *quirk = QLIST_FIRST(&bar->quirks);
- object_unparent(OBJECT(&quirk->mem));
QLIST_REMOVE(quirk, next);
+ for (i = 0; i < quirk->nr_mem; i++) {
+ object_unparent(OBJECT(&quirk->mem[i]));
+ }
+ g_free(quirk->mem);
+ g_free(quirk->data);
g_free(quirk);
}
}
diff --git a/hw/vfio/pci.h b/hw/vfio/pci.h
index f6dbe7ff9e..8696976293 100644
--- a/hw/vfio/pci.h
+++ b/hw/vfio/pci.h
@@ -22,10 +22,9 @@
struct VFIOPCIDevice;
-typedef struct VFIOQuirk {
- MemoryRegion mem;
+typedef struct VFIOLegacyQuirk {
struct VFIOPCIDevice *vdev;
- QLIST_ENTRY(VFIOQuirk) next;
+ MemoryRegion *mem;
struct {
uint32_t base_offset:TARGET_PAGE_BITS;
uint32_t address_offset:TARGET_PAGE_BITS;
@@ -43,6 +42,13 @@ typedef struct VFIOQuirk {
uint8_t read_flags;
uint8_t write_flags;
} data;
+} VFIOLegacyQuirk;
+
+typedef struct VFIOQuirk {
+ QLIST_ENTRY(VFIOQuirk) next;
+ void *data;
+ int nr_mem;
+ MemoryRegion *mem;
} VFIOQuirk;
typedef struct VFIOBAR {
generated by cgit v1.2.3 (git 2.26.2) at 2025-01-14 22:04:08 +0000