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Diffstat (limited to 'hw')
-rw-r--r--hw/cirrus_vga.c7
-rw-r--r--hw/e1000.c4
-rw-r--r--hw/eepro100.c4
-rw-r--r--hw/pc.c27
-rw-r--r--hw/qxl.c1
-rw-r--r--hw/spapr_hcall.c1
-rw-r--r--hw/usb/dev-network.c49
-rw-r--r--hw/vga-isa-mm.c1
-rw-r--r--hw/vga.c5
-rw-r--r--hw/virtio-net.c4
-rw-r--r--hw/vmware_vga.c1
-rw-r--r--hw/xen_nic.c1
12 files changed, 56 insertions, 49 deletions
diff --git a/hw/cirrus_vga.c b/hw/cirrus_vga.c
index e8dcc6b883..9a0a565723 100644
--- a/hw/cirrus_vga.c
+++ b/hw/cirrus_vga.c
@@ -2441,6 +2441,8 @@ static uint32_t cirrus_vga_ioport_read(void *opaque, uint32_t addr)
VGACommonState *s = &c->vga;
int val, index;
+ qemu_flush_coalesced_mmio_buffer();
+
if (vga_ioport_invalid(s, addr)) {
val = 0xff;
} else {
@@ -2534,6 +2536,8 @@ static void cirrus_vga_ioport_write(void *opaque, uint32_t addr, uint32_t val)
VGACommonState *s = &c->vga;
int index;
+ qemu_flush_coalesced_mmio_buffer();
+
/* check port range access depending on color/monochrome mode */
if (vga_ioport_invalid(s, addr)) {
return;
@@ -2854,6 +2858,7 @@ static void cirrus_init_common(CirrusVGAState * s, int device_id, int is_pci,
/* I/O handler for LFB */
memory_region_init_io(&s->cirrus_linear_io, &cirrus_linear_io_ops, s,
"cirrus-linear-io", VGA_RAM_SIZE);
+ memory_region_set_flush_coalesced(&s->cirrus_linear_io);
/* I/O handler for LFB */
memory_region_init_io(&s->cirrus_linear_bitblt_io,
@@ -2861,10 +2866,12 @@ static void cirrus_init_common(CirrusVGAState * s, int device_id, int is_pci,
s,
"cirrus-bitblt-mmio",
0x400000);
+ memory_region_set_flush_coalesced(&s->cirrus_linear_bitblt_io);
/* I/O handler for memory-mapped I/O */
memory_region_init_io(&s->cirrus_mmio_io, &cirrus_mmio_io_ops, s,
"cirrus-mmio", CIRRUS_PNPMMIO_SIZE);
+ memory_region_set_flush_coalesced(&s->cirrus_mmio_io);
s->real_vram_size =
(s->device_id == CIRRUS_ID_CLGD5446) ? 4096 * 1024 : 2048 * 1024;
diff --git a/hw/e1000.c b/hw/e1000.c
index ae8a6c5523..ec3a7c4ecc 100644
--- a/hw/e1000.c
+++ b/hw/e1000.c
@@ -295,6 +295,7 @@ set_rx_control(E1000State *s, int index, uint32_t val)
s->rxbuf_min_shift = ((val / E1000_RCTL_RDMTS_QUAT) & 3) + 1;
DBGOUT(RX, "RCTL: %d, mac_reg[RCTL] = 0x%x\n", s->mac_reg[RDT],
s->mac_reg[RCTL]);
+ qemu_flush_queued_packets(&s->nic->nc);
}
static void
@@ -926,6 +927,9 @@ set_rdt(E1000State *s, int index, uint32_t val)
{
s->check_rxov = 0;
s->mac_reg[index] = val & 0xffff;
+ if (e1000_has_rxbufs(s, 1)) {
+ qemu_flush_queued_packets(&s->nic->nc);
+ }
}
static void
diff --git a/hw/eepro100.c b/hw/eepro100.c
index 50d117e35e..5b231163d8 100644
--- a/hw/eepro100.c
+++ b/hw/eepro100.c
@@ -1036,6 +1036,7 @@ static void eepro100_ru_command(EEPRO100State * s, uint8_t val)
}
set_ru_state(s, ru_ready);
s->ru_offset = e100_read_reg4(s, SCBPointer);
+ qemu_flush_queued_packets(&s->nic->nc);
TRACE(OTHER, logout("val=0x%02x (rx start)\n", val));
break;
case RX_RESUME:
@@ -1770,7 +1771,8 @@ static ssize_t nic_receive(NetClientState *nc, const uint8_t * buf, size_t size)
if (rfd_command & COMMAND_EL) {
/* EL bit is set, so this was the last frame. */
logout("receive: Running out of frames\n");
- set_ru_state(s, ru_suspended);
+ set_ru_state(s, ru_no_resources);
+ eepro100_rnr_interrupt(s);
}
if (rfd_command & COMMAND_S) {
/* S bit is set. */
diff --git a/hw/pc.c b/hw/pc.c
index 112739a278..7e7e0e2235 100644
--- a/hw/pc.c
+++ b/hw/pc.c
@@ -53,9 +53,6 @@
#include "bitmap.h"
#include "vga-pci.h"
-/* output Bochs bios info messages */
-//#define DEBUG_BIOS
-
/* debug PC/ISA interrupts */
//#define DEBUG_IRQ
@@ -534,17 +531,6 @@ static void bochs_bios_write(void *opaque, uint32_t addr, uint32_t val)
static int shutdown_index = 0;
switch(addr) {
- /* Bochs BIOS messages */
- case 0x400:
- case 0x401:
- /* used to be panic, now unused */
- break;
- case 0x402:
- case 0x403:
-#ifdef DEBUG_BIOS
- fprintf(stderr, "%c", val);
-#endif
- break;
case 0x8900:
/* same as Bochs power off */
if (val == shutdown_str[shutdown_index]) {
@@ -558,16 +544,9 @@ static void bochs_bios_write(void *opaque, uint32_t addr, uint32_t val)
}
break;
- /* LGPL'ed VGA BIOS messages */
case 0x501:
case 0x502:
exit((val << 1) | 1);
- case 0x500:
- case 0x503:
-#ifdef DEBUG_BIOS
- fprintf(stderr, "%c", val);
-#endif
- break;
}
}
@@ -596,17 +575,11 @@ static void *bochs_bios_init(void)
uint64_t *numa_fw_cfg;
int i, j;
- register_ioport_write(0x400, 1, 2, bochs_bios_write, NULL);
- register_ioport_write(0x401, 1, 2, bochs_bios_write, NULL);
- register_ioport_write(0x402, 1, 1, bochs_bios_write, NULL);
- register_ioport_write(0x403, 1, 1, bochs_bios_write, NULL);
register_ioport_write(0x8900, 1, 1, bochs_bios_write, NULL);
register_ioport_write(0x501, 1, 1, bochs_bios_write, NULL);
register_ioport_write(0x501, 1, 2, bochs_bios_write, NULL);
register_ioport_write(0x502, 1, 2, bochs_bios_write, NULL);
- register_ioport_write(0x500, 1, 1, bochs_bios_write, NULL);
- register_ioport_write(0x503, 1, 1, bochs_bios_write, NULL);
fw_cfg = fw_cfg_init(BIOS_CFG_IOPORT, BIOS_CFG_IOPORT + 1, 0, 0);
diff --git a/hw/qxl.c b/hw/qxl.c
index c464408421..33169f348a 100644
--- a/hw/qxl.c
+++ b/hw/qxl.c
@@ -2005,6 +2005,7 @@ static int qxl_init_common(PCIQXLDevice *qxl)
if (qxl->id == 0) {
vga_dirty_log_start(&qxl->vga);
}
+ memory_region_set_flush_coalesced(&qxl->io_bar);
pci_register_bar(&qxl->pci, QXL_IO_RANGE_INDEX,
diff --git a/hw/spapr_hcall.c b/hw/spapr_hcall.c
index a5990a9617..abd847f96c 100644
--- a/hw/spapr_hcall.c
+++ b/hw/spapr_hcall.c
@@ -1,6 +1,5 @@
#include "sysemu.h"
#include "cpu.h"
-#include "dyngen-exec.h"
#include "qemu-char.h"
#include "sysemu.h"
#include "qemu-char.h"
diff --git a/hw/usb/dev-network.c b/hw/usb/dev-network.c
index c84892c98d..e4a43599b5 100644
--- a/hw/usb/dev-network.c
+++ b/hw/usb/dev-network.c
@@ -1001,6 +1001,13 @@ static int rndis_keepalive_response(USBNetState *s,
return 0;
}
+/* Prepare to receive the next packet */
+static void usb_net_reset_in_buf(USBNetState *s)
+{
+ s->in_ptr = s->in_len = 0;
+ qemu_flush_queued_packets(&s->nic->nc);
+}
+
static int rndis_parse(USBNetState *s, uint8_t *data, int length)
{
uint32_t msg_type;
@@ -1025,7 +1032,8 @@ static int rndis_parse(USBNetState *s, uint8_t *data, int length)
case RNDIS_RESET_MSG:
rndis_clear_responsequeue(s);
- s->out_ptr = s->in_ptr = s->in_len = 0;
+ s->out_ptr = 0;
+ usb_net_reset_in_buf(s);
return rndis_reset_response(s, (rndis_reset_msg_type *) data);
case RNDIS_KEEPALIVE_MSG:
@@ -1135,7 +1143,7 @@ static int usb_net_handle_datain(USBNetState *s, USBPacket *p)
int ret = USB_RET_NAK;
if (s->in_ptr > s->in_len) {
- s->in_ptr = s->in_len = 0;
+ usb_net_reset_in_buf(s);
ret = USB_RET_NAK;
return ret;
}
@@ -1152,7 +1160,7 @@ static int usb_net_handle_datain(USBNetState *s, USBPacket *p)
if (s->in_ptr >= s->in_len &&
(is_rndis(s) || (s->in_len & (64 - 1)) || !ret)) {
/* no short packet necessary */
- s->in_ptr = s->in_len = 0;
+ usb_net_reset_in_buf(s);
}
#ifdef TRAFFIC_DEBUG
@@ -1250,20 +1258,32 @@ static int usb_net_handle_data(USBDevice *dev, USBPacket *p)
static ssize_t usbnet_receive(NetClientState *nc, const uint8_t *buf, size_t size)
{
USBNetState *s = DO_UPCAST(NICState, nc, nc)->opaque;
- struct rndis_packet_msg_type *msg;
+ uint8_t *in_buf = s->in_buf;
+ size_t total_size = size;
if (is_rndis(s)) {
- msg = (struct rndis_packet_msg_type *) s->in_buf;
if (s->rndis_state != RNDIS_DATA_INITIALIZED) {
return -1;
}
- if (size + sizeof(struct rndis_packet_msg_type) > sizeof(s->in_buf))
- return -1;
+ total_size += sizeof(struct rndis_packet_msg_type);
+ }
+ if (total_size > sizeof(s->in_buf)) {
+ return -1;
+ }
+ /* Only accept packet if input buffer is empty */
+ if (s->in_len > 0) {
+ return 0;
+ }
+
+ if (is_rndis(s)) {
+ struct rndis_packet_msg_type *msg;
+
+ msg = (struct rndis_packet_msg_type *)in_buf;
memset(msg, 0, sizeof(struct rndis_packet_msg_type));
msg->MessageType = cpu_to_le32(RNDIS_PACKET_MSG);
- msg->MessageLength = cpu_to_le32(size + sizeof(struct rndis_packet_msg_type));
- msg->DataOffset = cpu_to_le32(sizeof(struct rndis_packet_msg_type) - 8);
+ msg->MessageLength = cpu_to_le32(size + sizeof(*msg));
+ msg->DataOffset = cpu_to_le32(sizeof(*msg) - 8);
msg->DataLength = cpu_to_le32(size);
/* msg->OOBDataOffset;
* msg->OOBDataLength;
@@ -1273,14 +1293,11 @@ static ssize_t usbnet_receive(NetClientState *nc, const uint8_t *buf, size_t siz
* msg->VcHandle;
* msg->Reserved;
*/
- memcpy(msg + 1, buf, size);
- s->in_len = size + sizeof(struct rndis_packet_msg_type);
- } else {
- if (size > sizeof(s->in_buf))
- return -1;
- memcpy(s->in_buf, buf, size);
- s->in_len = size;
+ in_buf += sizeof(*msg);
}
+
+ memcpy(in_buf, buf, size);
+ s->in_len = total_size;
s->in_ptr = 0;
return size;
}
diff --git a/hw/vga-isa-mm.c b/hw/vga-isa-mm.c
index 44ae7d92c8..306e6ba443 100644
--- a/hw/vga-isa-mm.c
+++ b/hw/vga-isa-mm.c
@@ -107,6 +107,7 @@ static void vga_mm_init(ISAVGAMMState *s, target_phys_addr_t vram_base,
s_ioport_ctrl = g_malloc(sizeof(*s_ioport_ctrl));
memory_region_init_io(s_ioport_ctrl, &vga_mm_ctrl_ops, s,
"vga-mm-ctrl", 0x100000);
+ memory_region_set_flush_coalesced(s_ioport_ctrl);
vga_io_memory = g_malloc(sizeof(*vga_io_memory));
/* XXX: endianness? */
diff --git a/hw/vga.c b/hw/vga.c
index 80299ea1d4..afaef0d711 100644
--- a/hw/vga.c
+++ b/hw/vga.c
@@ -361,6 +361,8 @@ uint32_t vga_ioport_read(void *opaque, uint32_t addr)
VGACommonState *s = opaque;
int val, index;
+ qemu_flush_coalesced_mmio_buffer();
+
if (vga_ioport_invalid(s, addr)) {
val = 0xff;
} else {
@@ -453,6 +455,8 @@ void vga_ioport_write(void *opaque, uint32_t addr, uint32_t val)
VGACommonState *s = opaque;
int index;
+ qemu_flush_coalesced_mmio_buffer();
+
/* check port range access depending on color/monochrome mode */
if (vga_ioport_invalid(s, addr)) {
return;
@@ -2338,6 +2342,7 @@ MemoryRegion *vga_init_io(VGACommonState *s,
vga_mem = g_malloc(sizeof(*vga_mem));
memory_region_init_io(vga_mem, &vga_mem_ops, s,
"vga-lowmem", 0x20000);
+ memory_region_set_flush_coalesced(vga_mem);
return vga_mem;
}
diff --git a/hw/virtio-net.c b/hw/virtio-net.c
index b1998b27d3..6490743290 100644
--- a/hw/virtio-net.c
+++ b/hw/virtio-net.c
@@ -447,10 +447,6 @@ static void virtio_net_handle_rx(VirtIODevice *vdev, VirtQueue *vq)
VirtIONet *n = to_virtio_net(vdev);
qemu_flush_queued_packets(&n->nic->nc);
-
- /* We now have RX buffers, signal to the IO thread to break out of the
- * select to re-poll the tap file descriptor */
- qemu_notify_event();
}
static int virtio_net_can_receive(NetClientState *nc)
diff --git a/hw/vmware_vga.c b/hw/vmware_vga.c
index b68e88367f..e815a04e9f 100644
--- a/hw/vmware_vga.c
+++ b/hw/vmware_vga.c
@@ -1186,6 +1186,7 @@ static int pci_vmsvga_initfn(PCIDevice *dev)
memory_region_init_io(&s->io_bar, &vmsvga_io_ops, &s->chip,
"vmsvga-io", 0x10);
+ memory_region_set_flush_coalesced(&s->io_bar);
pci_register_bar(&s->card, 0, PCI_BASE_ADDRESS_SPACE_IO, &s->io_bar);
vmsvga_init(&s->chip, pci_address_space(dev),
diff --git a/hw/xen_nic.c b/hw/xen_nic.c
index 8b79bfb73e..cf7d5591b3 100644
--- a/hw/xen_nic.c
+++ b/hw/xen_nic.c
@@ -415,6 +415,7 @@ static void net_event(struct XenDevice *xendev)
{
struct XenNetDev *netdev = container_of(xendev, struct XenNetDev, xendev);
net_tx_packets(netdev);
+ qemu_flush_queued_packets(&netdev->nic->nc);
}
static int net_free(struct XenDevice *xendev)
generated by cgit v1.2.3 (git 2.26.2) at 2025-01-08 19:14:58 +0000