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

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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: Artyom Tarasenko <atar4qemu@gmail.com>
Message-Id: <20200510152840.13558-2-f4bug@amsat.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
This commit is contained in:
Philippe Mathieu-Daudé 2018-10-01 22:27:22 +02:00
parent 49ee115552
commit 077f0f3dad
2 changed files with 8 additions and 4 deletions
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1
hw/sparc/Kconfig
View File

@ -5,6 +5,7 @@ config SUN4M
select CS4231
select ECCMEMCTL
select EMPTY_SLOT
select UNIMP
select ESCC
select ESP
select FDC

11
hw/sparc/sun4m.c
View File

@ -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;