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hw/arm/mps2: Add ethernet

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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>
Message-id: 1500029487-14822-9-git-send-email-peter.maydell@linaro.org
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
This commit is contained in:
Peter Maydell 2017-07-17 13:36:09 +01:00
parent 6dbdf4ec33
commit 3587393922
1 changed files with 9 additions and 1 deletions
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10
hw/arm/mps2.c
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@ -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,
@ -209,7 +211,6 @@ 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) {
@ -310,6 +311,13 @@ 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,