Commit 35873939 authored by Peter Maydell's avatar Peter Maydell
Browse files

hw/arm/mps2: Add ethernet 



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: default avatarPeter Maydell <peter.maydell@linaro.org>
Message-id: 1500029487-14822-9-git-send-email-peter.maydell@linaro.org
Reviewed-by: default avatarAlex Bennée <alex.bennee@linaro.org>
Reviewed-by: default avatarPhilippe Mathieu-Daudé <f4bug@amsat.org>
parent 6dbdf4ec

hw/arm/mps2.c

+9 −1
Original line number Diff line number Diff line
@@ -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,