Message ID | 1500029487-14822-9-git-send-email-peter.maydell@linaro.org |
---|---|
State | New |
Headers | show |
Peter Maydell <peter.maydell@linaro.org> writes: > The MPS2 FPGA images support ethernet via a LAN9220. We use > QEMU's LAN9118 model, which is software compatible except > that it is missing the checksum-offload feature. > > Signed-off-by: Peter Maydell <peter.maydell@linaro.org> > --- > hw/arm/mps2.c | 10 +++++++++- > 1 file changed, 9 insertions(+), 1 deletion(-) > > diff --git a/hw/arm/mps2.c b/hw/arm/mps2.c > index bdc631a..6adfb22 100644 > --- a/hw/arm/mps2.c > +++ b/hw/arm/mps2.c > @@ -35,6 +35,8 @@ > #include "hw/char/cmsdk-apb-uart.h" > #include "hw/timer/cmsdk-apb-timer.h" > #include "hw/misc/mps2-scc.h" > +#include "hw/devices.h" > +#include "net/net.h" > > typedef enum MPS2FPGAType { > FPGA_AN385, > @@ -210,7 +212,6 @@ static void mps2_common_init(MachineState *machine) > create_unimplemented_device("Extra peripheral region @0x40020000", > 0x40020000, 0x00010000); > create_unimplemented_device("RESERVED 4", 0x40030000, 0x001D0000); > - create_unimplemented_device("Ethernet", 0x40200000, 0x00100000); > create_unimplemented_device("VGA", 0x41000000, 0x0200000); > > switch (mmc->fpga_type) { > @@ -309,6 +310,13 @@ static void mps2_common_init(MachineState *machine) > &error_fatal); > sysbus_mmio_map(SYS_BUS_DEVICE(sccdev), 0, 0x4002f000); > > + /* In hardware this is a LAN9220; the LAN9118 is software compatible > + * except that it doesn't support the checksum-offload feature. > + */ > + lan9118_init(&nd_table[0], 0x40200000, > + qdev_get_gpio_in(armv7m, > + mmc->fpga_type == FPGA_AN385 ? 13 : 47)); > + As the lan9118 model will log guest errors if the software tries to access the csum feature I guess thats OK. Reviewed-by: Alex Bennée <alex.bennee@linaro.org> > system_clock_scale = NANOSECONDS_PER_SECOND / SYSCLK_FRQ; > > armv7m_load_kernel(ARM_CPU(first_cpu), machine->kernel_filename, -- Alex Bennée
On 07/14/2017 07:51 AM, Peter Maydell wrote: > The MPS2 FPGA images support ethernet via a LAN9220. We use > QEMU's LAN9118 model, which is software compatible except > that it is missing the checksum-offload feature. > > Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> > --- > hw/arm/mps2.c | 10 +++++++++- > 1 file changed, 9 insertions(+), 1 deletion(-) > > diff --git a/hw/arm/mps2.c b/hw/arm/mps2.c > index bdc631a..6adfb22 100644 > --- a/hw/arm/mps2.c > +++ b/hw/arm/mps2.c > @@ -35,6 +35,8 @@ > #include "hw/char/cmsdk-apb-uart.h" > #include "hw/timer/cmsdk-apb-timer.h" > #include "hw/misc/mps2-scc.h" > +#include "hw/devices.h" > +#include "net/net.h" > > typedef enum MPS2FPGAType { > FPGA_AN385, > @@ -210,7 +212,6 @@ static void mps2_common_init(MachineState *machine) > create_unimplemented_device("Extra peripheral region @0x40020000", > 0x40020000, 0x00010000); > create_unimplemented_device("RESERVED 4", 0x40030000, 0x001D0000); > - create_unimplemented_device("Ethernet", 0x40200000, 0x00100000); > create_unimplemented_device("VGA", 0x41000000, 0x0200000); > > switch (mmc->fpga_type) { > @@ -309,6 +310,13 @@ static void mps2_common_init(MachineState *machine) > &error_fatal); > sysbus_mmio_map(SYS_BUS_DEVICE(sccdev), 0, 0x4002f000); > > + /* In hardware this is a LAN9220; the LAN9118 is software compatible > + * except that it doesn't support the checksum-offload feature. > + */ > + lan9118_init(&nd_table[0], 0x40200000, > + qdev_get_gpio_in(armv7m, > + mmc->fpga_type == FPGA_AN385 ? 13 : 47)); > + > system_clock_scale = NANOSECONDS_PER_SECOND / SYSCLK_FRQ; > > armv7m_load_kernel(ARM_CPU(first_cpu), machine->kernel_filename, >
diff --git a/hw/arm/mps2.c b/hw/arm/mps2.c index bdc631a..6adfb22 100644 --- a/hw/arm/mps2.c +++ b/hw/arm/mps2.c @@ -35,6 +35,8 @@ #include "hw/char/cmsdk-apb-uart.h" #include "hw/timer/cmsdk-apb-timer.h" #include "hw/misc/mps2-scc.h" +#include "hw/devices.h" +#include "net/net.h" typedef enum MPS2FPGAType { FPGA_AN385, @@ -210,7 +212,6 @@ static void mps2_common_init(MachineState *machine) create_unimplemented_device("Extra peripheral region @0x40020000", 0x40020000, 0x00010000); create_unimplemented_device("RESERVED 4", 0x40030000, 0x001D0000); - create_unimplemented_device("Ethernet", 0x40200000, 0x00100000); create_unimplemented_device("VGA", 0x41000000, 0x0200000); switch (mmc->fpga_type) { @@ -309,6 +310,13 @@ static void mps2_common_init(MachineState *machine) &error_fatal); sysbus_mmio_map(SYS_BUS_DEVICE(sccdev), 0, 0x4002f000); + /* In hardware this is a LAN9220; the LAN9118 is software compatible + * except that it doesn't support the checksum-offload feature. + */ + lan9118_init(&nd_table[0], 0x40200000, + qdev_get_gpio_in(armv7m, + mmc->fpga_type == FPGA_AN385 ? 13 : 47)); + system_clock_scale = NANOSECONDS_PER_SECOND / SYSCLK_FRQ; armv7m_load_kernel(ARM_CPU(first_cpu), machine->kernel_filename,
The MPS2 FPGA images support ethernet via a LAN9220. We use QEMU's LAN9118 model, which is software compatible except that it is missing the checksum-offload feature. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> --- hw/arm/mps2.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-)