Commit 077f0f3d authored by Philippe Mathieu-Daudé's avatar Philippe Mathieu-Daudé
Browse files

hw/sparc/sun4m: Use UnimplementedDevice for I/O devices 



These devices are not slots on a bus, but real I/O devices
that we do not implement. As the ISDN ROM would be a ROMD
device, also model it as UnimplementedDevice.

Reviewed-by: default avatarArtyom Tarasenko <atar4qemu@gmail.com>
Message-Id: <20200510152840.13558-2-f4bug@amsat.org>
Signed-off-by: default avatarPhilippe Mathieu-Daudé <f4bug@amsat.org>
parent 49ee1155

hw/sparc/Kconfig

+1 −0
Original line number Diff line number Diff line
@@ -5,6 +5,7 @@ config SUN4M 
    select CS4231

    select ECCMEMCTL

    select EMPTY_SLOT

    select UNIMP

    select ESCC

    select ESP

    select FDC

hw/sparc/sun4m.c

+7 −4
Original line number Diff line number Diff line
@@ -47,6 +47,7 @@ 
#include "hw/nvram/fw_cfg.h"

#include "hw/char/escc.h"

#include "hw/empty_slot.h"

#include "hw/misc/unimp.h"

#include "hw/irq.h"

#include "hw/loader.h"

#include "elf.h"
@@ -968,7 +969,7 @@ static void sun4m_hw_init(const struct sun4m_hwdef *hwdef, 
    }



    if (hwdef->sx_base) {

        empty_slot_init(hwdef->sx_base, 0x2000);

        create_unimplemented_device("SUNW,sx", hwdef->sx_base, 0x2000);

    }



    nvram = m48t59_init(slavio_irq[0], hwdef->nvram_base, 0, 0x2000, 1968, 8);
@@ -1031,14 +1032,16 @@ static void sun4m_hw_init(const struct sun4m_hwdef *hwdef, 
    if (hwdef->dbri_base) {

        /* ISDN chip with attached CS4215 audio codec */

        /* prom space */

        empty_slot_init(hwdef->dbri_base+0x1000, 0x30);

        create_unimplemented_device("SUNW,DBRI.prom",

                                    hwdef->dbri_base + 0x1000, 0x30);

        /* reg space */

        empty_slot_init(hwdef->dbri_base+0x10000, 0x100);

        create_unimplemented_device("SUNW,DBRI",

                                    hwdef->dbri_base + 0x10000, 0x100);

    }



    if (hwdef->bpp_base) {

        /* parallel port */

        empty_slot_init(hwdef->bpp_base, 0x20);

        create_unimplemented_device("SUNW,bpp", hwdef->bpp_base, 0x20);

    }



    initrd_size = 0;