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-rw-r--r--hw/nseries.c3
-rw-r--r--hw/pc_piix.c2
-rw-r--r--hw/ppc_newworld.c19
-rw-r--r--hw/ppc_oldworld.c2
-rw-r--r--hw/ppc_prep.c2
-rw-r--r--hw/pxa2xx.c4
-rw-r--r--hw/realview.c2
-rw-r--r--hw/spapr.c2
-rw-r--r--hw/versatilepb.c2
-rw-r--r--qemu-config.c4
-rw-r--r--sysemu.h4
-rw-r--r--vl.c30
12 files changed, 48 insertions, 28 deletions
diff --git a/hw/nseries.c b/hw/nseries.c
index 7ada90d280..9306aa15a7 100644
--- a/hw/nseries.c
+++ b/hw/nseries.c
@@ -1334,8 +1334,9 @@ static void n8x0_init(ram_addr_t ram_size, const char *boot_device,
n8x0_dss_setup(s);
n8x0_cbus_setup(s);
n8x0_uart_setup(s);
- if (usb_enabled)
+ if (usb_enabled(false)) {
n8x0_usb_setup(s);
+ }
if (kernel_filename) {
/* Or at the linux loader. */
diff --git a/hw/pc_piix.c b/hw/pc_piix.c
index 47ebc1ac04..c7dd75b0c0 100644
--- a/hw/pc_piix.c
+++ b/hw/pc_piix.c
@@ -267,7 +267,7 @@ static void pc_init1(MemoryRegion *system_memory,
pc_cmos_init(below_4g_mem_size, above_4g_mem_size, boot_device,
floppy, idebus[0], idebus[1], rtc_state);
- if (pci_enabled && usb_enabled) {
+ if (pci_enabled && usb_enabled(false)) {
pci_create_simple(pci_bus, piix3_devfn + 2, "piix3-usb-uhci");
}
diff --git a/hw/ppc_newworld.c b/hw/ppc_newworld.c
index 15f74f95fd..664747ead3 100644
--- a/hw/ppc_newworld.c
+++ b/hw/ppc_newworld.c
@@ -348,10 +348,6 @@ static void ppc_core99_init(QEMUMachineInitArgs *args)
ide_mem[1] = pmac_ide_init(hd, pic[0x0d], dbdma, 0x16, pic[0x02]);
ide_mem[2] = pmac_ide_init(&hd[MAX_IDE_DEVS], pic[0x0e], dbdma, 0x1a, pic[0x02]);
- /* cuda also initialize ADB */
- if (machine_arch == ARCH_MAC99_U3) {
- usb_enabled = 1;
- }
cuda_init(&cuda_mem, pic[0x19]);
adb_kbd_init(&adb_bus);
@@ -360,15 +356,14 @@ static void ppc_core99_init(QEMUMachineInitArgs *args)
macio_init(pci_bus, PCI_DEVICE_ID_APPLE_UNI_N_KEYL, 0, pic_mem,
dbdma_mem, cuda_mem, NULL, 3, ide_mem, escc_bar);
- if (usb_enabled) {
+ if (usb_enabled(machine_arch == ARCH_MAC99_U3)) {
pci_create_simple(pci_bus, -1, "pci-ohci");
- }
-
- /* U3 needs to use USB for input because Linux doesn't support via-cuda
- on PPC64 */
- if (machine_arch == ARCH_MAC99_U3) {
- usbdevice_create("keyboard");
- usbdevice_create("mouse");
+ /* U3 needs to use USB for input because Linux doesn't support via-cuda
+ on PPC64 */
+ if (machine_arch == ARCH_MAC99_U3) {
+ usbdevice_create("keyboard");
+ usbdevice_create("mouse");
+ }
}
if (graphic_depth != 15 && graphic_depth != 32 && graphic_depth != 8)
diff --git a/hw/ppc_oldworld.c b/hw/ppc_oldworld.c
index a4f899d889..e8138c091e 100644
--- a/hw/ppc_oldworld.c
+++ b/hw/ppc_oldworld.c
@@ -286,7 +286,7 @@ static void ppc_heathrow_init(QEMUMachineInitArgs *args)
macio_init(pci_bus, PCI_DEVICE_ID_APPLE_343S1201, 1, pic_mem,
dbdma_mem, cuda_mem, nvr, 2, ide_mem, escc_bar);
- if (usb_enabled) {
+ if (usb_enabled(false)) {
pci_create_simple(pci_bus, -1, "pci-ohci");
}
diff --git a/hw/ppc_prep.c b/hw/ppc_prep.c
index 085851a3e6..bf15730d8b 100644
--- a/hw/ppc_prep.c
+++ b/hw/ppc_prep.c
@@ -661,7 +661,7 @@ static void ppc_prep_init(QEMUMachineInitArgs *args)
memory_region_add_subregion(sysmem, 0xFEFF0000, xcsr);
#endif
- if (usb_enabled) {
+ if (usb_enabled(false)) {
pci_create_simple(pci_bus, -1, "pci-ohci");
}
diff --git a/hw/pxa2xx.c b/hw/pxa2xx.c
index 0fb2179baf..e616979207 100644
--- a/hw/pxa2xx.c
+++ b/hw/pxa2xx.c
@@ -2108,7 +2108,7 @@ PXA2xxState *pxa270_init(MemoryRegion *address_space,
s->ssp[i] = (SSIBus *)qdev_get_child_bus(dev, "ssi");
}
- if (usb_enabled) {
+ if (usb_enabled(false)) {
sysbus_create_simple("sysbus-ohci", 0x4c000000,
qdev_get_gpio_in(s->pic, PXA2XX_PIC_USBH1));
}
@@ -2239,7 +2239,7 @@ PXA2xxState *pxa255_init(MemoryRegion *address_space, unsigned int sdram_size)
s->ssp[i] = (SSIBus *)qdev_get_child_bus(dev, "ssi");
}
- if (usb_enabled) {
+ if (usb_enabled(false)) {
sysbus_create_simple("sysbus-ohci", 0x4c000000,
qdev_get_gpio_in(s->pic, PXA2XX_PIC_USBH1));
}
diff --git a/hw/realview.c b/hw/realview.c
index baa92d42fd..b5cb08cb84 100644
--- a/hw/realview.c
+++ b/hw/realview.c
@@ -227,7 +227,7 @@ static void realview_init(ram_addr_t ram_size,
sysbus_connect_irq(busdev, 2, pic[50]);
sysbus_connect_irq(busdev, 3, pic[51]);
pci_bus = (PCIBus *)qdev_get_child_bus(dev, "pci");
- if (usb_enabled) {
+ if (usb_enabled(false)) {
pci_create_simple(pci_bus, -1, "pci-ohci");
}
n = drive_get_max_bus(IF_SCSI);
diff --git a/hw/spapr.c b/hw/spapr.c
index 73d75e818c..1587bc3e03 100644
--- a/hw/spapr.c
+++ b/hw/spapr.c
@@ -840,7 +840,7 @@ static void ppc_spapr_init(QEMUMachineInitArgs *args)
spapr->has_graphics = true;
}
- if (usb_enabled) {
+ if (usb_enabled(spapr->has_graphics)) {
pci_create_simple(phb->bus, -1, "pci-ohci");
if (spapr->has_graphics) {
usbdevice_create("keyboard");
diff --git a/hw/versatilepb.c b/hw/versatilepb.c
index f55bd0ca1d..e85f982897 100644
--- a/hw/versatilepb.c
+++ b/hw/versatilepb.c
@@ -248,7 +248,7 @@ static void versatile_init(ram_addr_t ram_size,
pci_nic_init_nofail(nd, "rtl8139", NULL);
}
}
- if (usb_enabled) {
+ if (usb_enabled(false)) {
pci_create_simple(pci_bus, -1, "pci-ohci");
}
n = drive_get_max_bus(IF_SCSI);
diff --git a/qemu-config.c b/qemu-config.c
index cd1ec2165a..97ffb97a87 100644
--- a/qemu-config.c
+++ b/qemu-config.c
@@ -619,6 +619,10 @@ static QemuOptsList qemu_machine_opts = {
.name = "mem-merge",
.type = QEMU_OPT_BOOL,
.help = "enable/disable memory merge support",
+ },{
+ .name = "usb",
+ .type = QEMU_OPT_BOOL,
+ .help = "Set on/off to enable/disable usb",
},
{ /* End of list */ }
},
diff --git a/sysemu.h b/sysemu.h
index 0c39a3ac1a..f72b4ce125 100644
--- a/sysemu.h
+++ b/sysemu.h
@@ -116,7 +116,6 @@ extern const char *keyboard_layout;
extern int win2k_install_hack;
extern int alt_grab;
extern int ctrl_grab;
-extern int usb_enabled;
extern int smp_cpus;
extern int max_cpus;
extern int cursor_hide;
@@ -186,4 +185,7 @@ void register_devices(void);
void add_boot_device_path(int32_t bootindex, DeviceState *dev,
const char *suffix);
char *get_boot_devices_list(uint32_t *size);
+
+bool usb_enabled(bool default_usb);
+
#endif
diff --git a/vl.c b/vl.c
index 9f99ef4763..eb533b290c 100644
--- a/vl.c
+++ b/vl.c
@@ -203,7 +203,6 @@ CharDriverState *serial_hds[MAX_SERIAL_PORTS];
CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
int win2k_install_hack = 0;
-int usb_enabled = 0;
int singlestep = 0;
int smp_cpus = 1;
int max_cpus = 0;
@@ -790,6 +789,17 @@ static int parse_sandbox(QemuOpts *opts, void *opaque)
return 0;
}
+/*********QEMU USB setting******/
+bool usb_enabled(bool default_usb)
+{
+ QemuOpts *mach_opts;
+ mach_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
+ if (mach_opts) {
+ return qemu_opt_get_bool(mach_opts, "usb", default_usb);
+ }
+ return default_usb;
+}
+
/***********************************************************/
/* QEMU Block devices */
@@ -1077,8 +1087,9 @@ static int usb_device_add(const char *devname)
const char *p;
USBDevice *dev = NULL;
- if (!usb_enabled)
+ if (!usb_enabled(false)) {
return -1;
+ }
/* drivers with .usbdevice_name entry in USBDeviceInfo */
dev = usbdevice_create(devname);
@@ -1114,8 +1125,9 @@ static int usb_device_del(const char *devname)
if (strstart(devname, "host:", &p))
return usb_host_device_close(p);
- if (!usb_enabled)
+ if (!usb_enabled(false)) {
return -1;
+ }
p = strchr(devname, '.');
if (!p)
@@ -3083,10 +3095,16 @@ int main(int argc, char **argv, char **envp)
}
break;
case QEMU_OPTION_usb:
- usb_enabled = 1;
+ machine_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
+ if (machine_opts) {
+ qemu_opt_set_bool(machine_opts, "usb", true);
+ }
break;
case QEMU_OPTION_usbdevice:
- usb_enabled = 1;
+ machine_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
+ if (machine_opts) {
+ qemu_opt_set_bool(machine_opts, "usb", true);
+ }
add_device_config(DEV_USB, optarg);
break;
case QEMU_OPTION_device:
@@ -3653,7 +3671,7 @@ int main(int argc, char **argv, char **envp)
current_machine = machine;
/* init USB devices */
- if (usb_enabled) {
+ if (usb_enabled(false)) {
if (foreach_device_config(DEV_USB, usb_parse) < 0)
exit(1);
}