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Drop the deprecated unicore32 target

Browse Source 
Target unicore32 was deprecated in commit 8e4ff4a8d2, v5.2.0.  See
there for rationale.

Cc: Guan Xuetao <gxt@mprc.pku.edu.cn>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20210503084034.3804963-3-armbru@redhat.com>
Acked-by: Thomas Huth <thuth@redhat.com>
This commit is contained in:
Markus Armbruster
2021-05-12 18:20:52 +02:00
parent 9d49bcf699
commit 4369223902
42 changed files with 16 additions and 4582 deletions
Download Patch File Download Diff File Expand all files Collapse all files
.gitlab-ci.yml
+1 -1
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@@ -624,7 +624,7 @@ build-deprecated:
IMAGE: debian-all-test-cross
CONFIGURE_ARGS: --disable-tools
MAKE_CHECK_ARGS: build-tcg
TARGETS: ppc64abi32-linux-user unicore32-softmmu
TARGETS: ppc64abi32-linux-user
artifacts:
expire_in: 2 days
paths:
MAINTAINERS
-15
View File
@@ -318,13 +318,6 @@ F: hw/sparc64/
F: include/hw/sparc/sparc64.h
F: disas/sparc.c
UniCore32 TCG CPUs
M: Guan Xuetao <gxt@mprc.pku.edu.cn>
S: Maintained
F: target/unicore32/
F: hw/unicore32/
F: include/hw/unicore32/
X86 TCG CPUs
M: Paolo Bonzini <pbonzini@redhat.com>
M: Richard Henderson <richard.henderson@linaro.org>
@@ -1508,14 +1501,6 @@ F: hw/s390x/s390-pci*
F: include/hw/s390x/s390-pci*
L: qemu-s390x@nongnu.org
UniCore32 Machines
------------------
PKUnity-3 SoC initramfs-with-busybox
M: Guan Xuetao <gxt@mprc.pku.edu.cn>
S: Maintained
F: hw/*/puv3*
F: hw/unicore32/
X86 Machines
------------
PC
configure
Vendored
+1 -1
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@@ -1663,7 +1663,7 @@ if [ "$ARCH" = "unknown" ]; then
fi
default_target_list=""
deprecated_targets_list=ppc64abi32-linux-user,unicore32-softmmu
deprecated_targets_list=ppc64abi32-linux-user
deprecated_features=""
mak_wilds=""
default-configs/devices/unicore32-softmmu.mak
-6
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@@ -1,6 +0,0 @@
# Default configuration for unicore32-softmmu
# Boards:
#
CONFIG_PUV3=y
CONFIG_SEMIHOSTING=y
default-configs/targets/unicore32-softmmu.mak
-1
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@@ -1 +0,0 @@
TARGET_ARCH=unicore32
docs/system/deprecated.rst
-8
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@@ -198,14 +198,6 @@ from Linux upstream kernel, declare it deprecated.
System emulator CPUS
--------------------
``unicore32`` CPUs (since 5.2.0)
''''''''''''''''''''''''''''''''
The ``unicore32`` guest CPU support is deprecated and will be removed in
a future version of QEMU. Support for this CPU was removed from the
upstream Linux kernel, and there is no available upstream toolchain
to build binaries for it.
``Icelake-Client`` CPU Model (since 5.2.0)
''''''''''''''''''''''''''''''''''''''''''
docs/system/removed-features.rst
+7
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@@ -305,6 +305,13 @@ The only public user of this architecture was the milkymist project,
which has been dead for years; there was never an upstream Linux
port. Removed without replacement.
``unicore32`` CPUs (since 6.1.0)
''''''''''''''''''''''''''''''''
Support for this CPU was removed from the upstream Linux kernel, and
there is no available upstream toolchain to build binaries for it.
Removed without replacement.
System emulator machines
------------------------
fpu/softfloat-specialize.c.inc
+5 -6
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@@ -103,7 +103,7 @@ static inline bool snan_bit_is_one(float_status *status)
{
#if defined(TARGET_MIPS)
return status->snan_bit_is_one;
#elif defined(TARGET_HPPA) || defined(TARGET_UNICORE32) || defined(TARGET_SH4)
#elif defined(TARGET_HPPA) || defined(TARGET_SH4)
return 1;
#else
return 0;
@@ -149,11 +149,10 @@ static FloatParts parts_default_nan(float_status *status)
sign = 1;
frac = ~0ULL;
#else
/* This case is true for Alpha, ARM, MIPS, OpenRISC, PPC, RISC-V,
* S390, SH4, TriCore, and Xtensa. I cannot find documentation
* for Unicore32; the choice from the original commit is unchanged.
* Our other supported targets, CRIS, Nios2, and Tile,
* do not have floating-point.
/*
* This case is true for Alpha, ARM, MIPS, OpenRISC, PPC, RISC-V,
* S390, SH4, TriCore, and Xtensa. Our other supported targets,
* CRIS, Nios2, and Tile, do not have floating-point.
*/
if (snan_bit_is_one(status)) {
/* set all bits other than msb */
hw/Kconfig
-1
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@@ -60,7 +60,6 @@ source sh4/Kconfig
source sparc/Kconfig
source sparc64/Kconfig
source tricore/Kconfig
source unicore32/Kconfig
source xtensa/Kconfig
# Symbols used by multiple targets
hw/dma/meson.build
-1
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@@ -1,4 +1,3 @@
softmmu_ss.add(when: 'CONFIG_PUV3', if_true: files('puv3_dma.c'))
softmmu_ss.add(when: 'CONFIG_RC4030', if_true: files('rc4030.c'))
softmmu_ss.add(when: 'CONFIG_PL080', if_true: files('pl080.c'))
softmmu_ss.add(when: 'CONFIG_PL330', if_true: files('pl330.c'))
hw/dma/puv3_dma.c
-119
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@@ -1,119 +0,0 @@
/*
* DMA device simulation in PKUnity SoC
*
* Copyright (C) 2010-2012 Guan Xuetao
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation, or any later version.
* See the COPYING file in the top-level directory.
*/
#include "qemu/osdep.h"
#include "hw/sysbus.h"
#include "qom/object.h"
#undef DEBUG_PUV3
#include "hw/unicore32/puv3.h"
#include "qemu/module.h"
#include "qemu/log.h"
#define PUV3_DMA_CH_NR (6)
#define PUV3_DMA_CH_MASK (0xff)
#define PUV3_DMA_CH(offset) ((offset) >> 8)
#define TYPE_PUV3_DMA "puv3_dma"
OBJECT_DECLARE_SIMPLE_TYPE(PUV3DMAState, PUV3_DMA)
struct PUV3DMAState {
SysBusDevice parent_obj;
MemoryRegion iomem;
uint32_t reg_CFG[PUV3_DMA_CH_NR];
};
static uint64_t puv3_dma_read(void *opaque, hwaddr offset,
unsigned size)
{
PUV3DMAState *s = opaque;
uint32_t ret = 0;
assert(PUV3_DMA_CH(offset) < PUV3_DMA_CH_NR);
switch (offset & PUV3_DMA_CH_MASK) {
case 0x10:
ret = s->reg_CFG[PUV3_DMA_CH(offset)];
break;
default:
qemu_log_mask(LOG_GUEST_ERROR,
"%s: Bad read offset 0x%"HWADDR_PRIx"\n",
__func__, offset);
}
DPRINTF("offset 0x%x, value 0x%x\n", offset, ret);
return ret;
}
static void puv3_dma_write(void *opaque, hwaddr offset,
uint64_t value, unsigned size)
{
PUV3DMAState *s = opaque;
assert(PUV3_DMA_CH(offset) < PUV3_DMA_CH_NR);
switch (offset & PUV3_DMA_CH_MASK) {
case 0x10:
s->reg_CFG[PUV3_DMA_CH(offset)] = value;
break;
default:
qemu_log_mask(LOG_GUEST_ERROR,
"%s: Bad write offset 0x%"HWADDR_PRIx"\n",
__func__, offset);
}
DPRINTF("offset 0x%x, value 0x%x\n", offset, value);
}
static const MemoryRegionOps puv3_dma_ops = {
.read = puv3_dma_read,
.write = puv3_dma_write,
.impl = {
.min_access_size = 4,
.max_access_size = 4,
},
.endianness = DEVICE_NATIVE_ENDIAN,
};
static void puv3_dma_realize(DeviceState *dev, Error **errp)
{
PUV3DMAState *s = PUV3_DMA(dev);
int i;
for (i = 0; i < PUV3_DMA_CH_NR; i++) {
s->reg_CFG[i] = 0x0;
}
memory_region_init_io(&s->iomem, OBJECT(s), &puv3_dma_ops, s, "puv3_dma",
PUV3_REGS_OFFSET);
sysbus_init_mmio(SYS_BUS_DEVICE(dev), &s->iomem);
}
static void puv3_dma_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
dc->realize = puv3_dma_realize;
}
static const TypeInfo puv3_dma_info = {
.name = TYPE_PUV3_DMA,
.parent = TYPE_SYS_BUS_DEVICE,
.instance_size = sizeof(PUV3DMAState),
.class_init = puv3_dma_class_init,
};
static void puv3_dma_register_type(void)
{
type_register_static(&puv3_dma_info);
}
type_init(puv3_dma_register_type)
hw/gpio/meson.build
-1
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@@ -3,7 +3,6 @@ softmmu_ss.add(when: 'CONFIG_GPIO_KEY', if_true: files('gpio_key.c'))
softmmu_ss.add(when: 'CONFIG_GPIO_PWR', if_true: files('gpio_pwr.c'))
softmmu_ss.add(when: 'CONFIG_MAX7310', if_true: files('max7310.c'))
softmmu_ss.add(when: 'CONFIG_PL061', if_true: files('pl061.c'))
softmmu_ss.add(when: 'CONFIG_PUV3', if_true: files('puv3_gpio.c'))
softmmu_ss.add(when: 'CONFIG_ZAURUS', if_true: files('zaurus.c'))
softmmu_ss.add(when: 'CONFIG_IMX', if_true: files('imx_gpio.c'))
hw/gpio/puv3_gpio.c
-154
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@@ -1,154 +0,0 @@
/*
* GPIO device simulation in PKUnity SoC
*
* Copyright (C) 2010-2012 Guan Xuetao
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation, or any later version.
* See the COPYING file in the top-level directory.
*/
#include "qemu/osdep.h"
#include "hw/sysbus.h"
#include "qom/object.h"
#undef DEBUG_PUV3
#include "hw/unicore32/puv3.h"
#include "qemu/module.h"
#include "qemu/log.h"
#define TYPE_PUV3_GPIO "puv3_gpio"
OBJECT_DECLARE_SIMPLE_TYPE(PUV3GPIOState, PUV3_GPIO)
struct PUV3GPIOState {
SysBusDevice parent_obj;
MemoryRegion iomem;
qemu_irq irq[9];
uint32_t reg_GPLR;
uint32_t reg_GPDR;
uint32_t reg_GPIR;
};
static uint64_t puv3_gpio_read(void *opaque, hwaddr offset,
unsigned size)
{
PUV3GPIOState *s = opaque;
uint32_t ret = 0;
switch (offset) {
case 0x00:
ret = s->reg_GPLR;
break;
case 0x04:
ret = s->reg_GPDR;
break;
case 0x20:
ret = s->reg_GPIR;
break;
default:
qemu_log_mask(LOG_GUEST_ERROR,
"%s: Bad read offset 0x%"HWADDR_PRIx"\n",
__func__, offset);
}
DPRINTF("offset 0x%x, value 0x%x\n", offset, ret);
return ret;
}
static void puv3_gpio_write(void *opaque, hwaddr offset,
uint64_t value, unsigned size)
{
PUV3GPIOState *s = opaque;
DPRINTF("offset 0x%x, value 0x%x\n", offset, value);
switch (offset) {
case 0x04:
s->reg_GPDR = value;
break;
case 0x08:
if (s->reg_GPDR & value) {
s->reg_GPLR |= value;
} else {
qemu_log_mask(LOG_GUEST_ERROR, "%s: Write gpio input port\n",
__func__);
}
break;
case 0x0c:
if (s->reg_GPDR & value) {
s->reg_GPLR &= ~value;
} else {
qemu_log_mask(LOG_GUEST_ERROR, "%s: Write gpio input port\n",
__func__);
}
break;
case 0x10: /* GRER */
case 0x14: /* GFER */
case 0x18: /* GEDR */
break;
case 0x20: /* GPIR */
s->reg_GPIR = value;
break;
default:
qemu_log_mask(LOG_GUEST_ERROR,
"%s: Bad write offset 0x%"HWADDR_PRIx"\n",
__func__, offset);
}
}
static const MemoryRegionOps puv3_gpio_ops = {
.read = puv3_gpio_read,
.write = puv3_gpio_write,
.impl = {
.min_access_size = 4,
.max_access_size = 4,
},
.endianness = DEVICE_NATIVE_ENDIAN,
};
static void puv3_gpio_realize(DeviceState *dev, Error **errp)
{
PUV3GPIOState *s = PUV3_GPIO(dev);
SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
s->reg_GPLR = 0;
s->reg_GPDR = 0;
/* FIXME: these irqs not handled yet */
sysbus_init_irq(sbd, &s->irq[PUV3_IRQS_GPIOLOW0]);
sysbus_init_irq(sbd, &s->irq[PUV3_IRQS_GPIOLOW1]);
sysbus_init_irq(sbd, &s->irq[PUV3_IRQS_GPIOLOW2]);
sysbus_init_irq(sbd, &s->irq[PUV3_IRQS_GPIOLOW3]);
sysbus_init_irq(sbd, &s->irq[PUV3_IRQS_GPIOLOW4]);
sysbus_init_irq(sbd, &s->irq[PUV3_IRQS_GPIOLOW5]);
sysbus_init_irq(sbd, &s->irq[PUV3_IRQS_GPIOLOW6]);
sysbus_init_irq(sbd, &s->irq[PUV3_IRQS_GPIOLOW7]);
sysbus_init_irq(sbd, &s->irq[PUV3_IRQS_GPIOHIGH]);
memory_region_init_io(&s->iomem, OBJECT(s), &puv3_gpio_ops, s, "puv3_gpio",
PUV3_REGS_OFFSET);
sysbus_init_mmio(sbd, &s->iomem);
}
static void puv3_gpio_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
dc->realize = puv3_gpio_realize;
}
static const TypeInfo puv3_gpio_info = {
.name = TYPE_PUV3_GPIO,
.parent = TYPE_SYS_BUS_DEVICE,
.instance_size = sizeof(PUV3GPIOState),
.class_init = puv3_gpio_class_init,
};
static void puv3_gpio_register_type(void)
{
type_register_static(&puv3_gpio_info);
}
type_init(puv3_gpio_register_type)
hw/intc/meson.build
-1
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@@ -16,7 +16,6 @@ softmmu_ss.add(when: 'CONFIG_IMX', if_true: files('imx_avic.c', 'imx_gpcv2.c'))
softmmu_ss.add(when: 'CONFIG_IOAPIC', if_true: files('ioapic_common.c'))
softmmu_ss.add(when: 'CONFIG_OPENPIC', if_true: files('openpic.c'))
softmmu_ss.add(when: 'CONFIG_PL190', if_true: files('pl190.c'))
softmmu_ss.add(when: 'CONFIG_PUV3', if_true: files('puv3_intc.c'))
softmmu_ss.add(when: 'CONFIG_REALVIEW', if_true: files('realview_gic.c'))
softmmu_ss.add(when: 'CONFIG_SLAVIO', if_true: files('slavio_intctl.c'))
softmmu_ss.add(when: 'CONFIG_XILINX', if_true: files('xilinx_intc.c'))
hw/intc/puv3_intc.c
-147
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@@ -1,147 +0,0 @@
/*
* INTC device simulation in PKUnity SoC
*
* Copyright (C) 2010-2012 Guan Xuetao
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation, or any later version.
* See the COPYING file in the top-level directory.
*/
#include "qemu/osdep.h"
#include "hw/irq.h"
#include "hw/sysbus.h"
#include "qom/object.h"
#undef DEBUG_PUV3
#include "hw/unicore32/puv3.h"
#include "qemu/module.h"
#include "qemu/log.h"
#define TYPE_PUV3_INTC "puv3_intc"
OBJECT_DECLARE_SIMPLE_TYPE(PUV3INTCState, PUV3_INTC)
struct PUV3INTCState {
SysBusDevice parent_obj;
MemoryRegion iomem;
qemu_irq parent_irq;
uint32_t reg_ICMR;
uint32_t reg_ICPR;
};
/* Update interrupt status after enabled or pending bits have been changed. */
static void puv3_intc_update(PUV3INTCState *s)
{
if (s->reg_ICMR & s->reg_ICPR) {
qemu_irq_raise(s->parent_irq);
} else {
qemu_irq_lower(s->parent_irq);
}
}
/* Process a change in an external INTC input. */
static void puv3_intc_handler(void *opaque, int irq, int level)
{
PUV3INTCState *s = opaque;
DPRINTF("irq 0x%x, level 0x%x\n", irq, level);
if (level) {
s->reg_ICPR |= (1 << irq);
} else {
s->reg_ICPR &= ~(1 << irq);
}
puv3_intc_update(s);
}
static uint64_t puv3_intc_read(void *opaque, hwaddr offset,
unsigned size)
{
PUV3INTCState *s = opaque;
uint32_t ret = 0;
switch (offset) {
case 0x04: /* INTC_ICMR */
ret = s->reg_ICMR;
break;
case 0x0c: /* INTC_ICIP */
ret = s->reg_ICPR; /* the same value with ICPR */
break;
default:
qemu_log_mask(LOG_GUEST_ERROR,
"%s: Bad read offset 0x%"HWADDR_PRIx"\n",
__func__, offset);
}
DPRINTF("offset 0x%x, value 0x%x\n", offset, ret);
return ret;
}
static void puv3_intc_write(void *opaque, hwaddr offset,
uint64_t value, unsigned size)
{
PUV3INTCState *s = opaque;
DPRINTF("offset 0x%x, value 0x%x\n", offset, value);
switch (offset) {
case 0x00: /* INTC_ICLR */
case 0x14: /* INTC_ICCR */
break;
case 0x04: /* INTC_ICMR */
s->reg_ICMR = value;
break;
default:
qemu_log_mask(LOG_GUEST_ERROR,
"%s: Bad write offset 0x%"HWADDR_PRIx"\n",
__func__, offset);
return;
}
puv3_intc_update(s);
}
static const MemoryRegionOps puv3_intc_ops = {
.read = puv3_intc_read,
.write = puv3_intc_write,
.impl = {
.min_access_size = 4,
.max_access_size = 4,
},
.endianness = DEVICE_NATIVE_ENDIAN,
};
static void puv3_intc_realize(DeviceState *dev, Error **errp)
{
PUV3INTCState *s = PUV3_INTC(dev);
SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
qdev_init_gpio_in(dev, puv3_intc_handler, PUV3_IRQS_NR);
sysbus_init_irq(sbd, &s->parent_irq);
s->reg_ICMR = 0;
s->reg_ICPR = 0;
memory_region_init_io(&s->iomem, OBJECT(s), &puv3_intc_ops, s, "puv3_intc",
PUV3_REGS_OFFSET);
sysbus_init_mmio(sbd, &s->iomem);
}
static void puv3_intc_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
dc->realize = puv3_intc_realize;
}
static const TypeInfo puv3_intc_info = {
.name = TYPE_PUV3_INTC,
.parent = TYPE_SYS_BUS_DEVICE,
.instance_size = sizeof(PUV3INTCState),
.class_init = puv3_intc_class_init,
};
static void puv3_intc_register_type(void)
{
type_register_static(&puv3_intc_info);
}
type_init(puv3_intc_register_type)
hw/meson.build
-1
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@@ -61,5 +61,4 @@ subdir('sh4')
subdir('sparc')
subdir('sparc64')
subdir('tricore')
subdir('unicore32')
subdir('xtensa')
hw/misc/meson.build
-3
View File
@@ -36,9 +36,6 @@ softmmu_ss.add(when: 'CONFIG_SIFIVE_E_PRCI', if_true: files('sifive_e_prci.c'))
softmmu_ss.add(when: 'CONFIG_SIFIVE_U_OTP', if_true: files('sifive_u_otp.c'))
softmmu_ss.add(when: 'CONFIG_SIFIVE_U_PRCI', if_true: files('sifive_u_prci.c'))
# PKUnity SoC devices
softmmu_ss.add(when: 'CONFIG_PUV3', if_true: files('puv3_pm.c'))
subdir('macio')
softmmu_ss.add(when: 'CONFIG_IVSHMEM_DEVICE', if_true: files('ivshmem.c'))
hw/misc/puv3_pm.c
-159
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@@ -1,159 +0,0 @@
/*
* Power Management device simulation in PKUnity SoC
*
* Copyright (C) 2010-2012 Guan Xuetao
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation, or any later version.
* See the COPYING file in the top-level directory.
*/
#include "qemu/osdep.h"
#include "hw/sysbus.h"
#include "qom/object.h"
#undef DEBUG_PUV3
#include "hw/unicore32/puv3.h"
#include "qemu/module.h"
#include "qemu/log.h"
#define TYPE_PUV3_PM "puv3_pm"
OBJECT_DECLARE_SIMPLE_TYPE(PUV3PMState, PUV3_PM)
struct PUV3PMState {
SysBusDevice parent_obj;
MemoryRegion iomem;
uint32_t reg_PMCR;
uint32_t reg_PCGR;
uint32_t reg_PLL_SYS_CFG;
uint32_t reg_PLL_DDR_CFG;
uint32_t reg_PLL_VGA_CFG;
uint32_t reg_DIVCFG;
};
static uint64_t puv3_pm_read(void *opaque, hwaddr offset,
unsigned size)
{
PUV3PMState *s = opaque;
uint32_t ret = 0;
switch (offset) {
case 0x14:
ret = s->reg_PCGR;
break;
case 0x18:
ret = s->reg_PLL_SYS_CFG;
break;
case 0x1c:
ret = s->reg_PLL_DDR_CFG;
break;
case 0x20:
ret = s->reg_PLL_VGA_CFG;
break;
case 0x24:
ret = s->reg_DIVCFG;
break;
case 0x28: /* PLL SYS STATUS */
ret = 0x00002401;
break;
case 0x2c: /* PLL DDR STATUS */
ret = 0x00100c00;
break;
case 0x30: /* PLL VGA STATUS */
ret = 0x00003801;
break;
case 0x34: /* DIV STATUS */
ret = 0x22f52015;
break;
case 0x38: /* SW RESET */
ret = 0x0;
break;
case 0x44: /* PLL DFC DONE */
ret = 0x7;
break;
default:
qemu_log_mask(LOG_GUEST_ERROR,
"%s: Bad read offset 0x%"HWADDR_PRIx"\n",
__func__, offset);
}
DPRINTF("offset 0x%x, value 0x%x\n", offset, ret);
return ret;
}
static void puv3_pm_write(void *opaque, hwaddr offset,
uint64_t value, unsigned size)
{
PUV3PMState *s = opaque;
switch (offset) {
case 0x0:
s->reg_PMCR = value;
break;
case 0x14:
s->reg_PCGR = value;
break;
case 0x18:
s->reg_PLL_SYS_CFG = value;
break;
case 0x1c:
s->reg_PLL_DDR_CFG = value;
break;
case 0x20:
s->reg_PLL_VGA_CFG = value;
break;
case 0x24:
case 0x38:
break;
default:
qemu_log_mask(LOG_GUEST_ERROR,
"%s: Bad write offset 0x%"HWADDR_PRIx"\n",
__func__, offset);
}
DPRINTF("offset 0x%x, value 0x%x\n", offset, value);
}
static const MemoryRegionOps puv3_pm_ops = {
.read = puv3_pm_read,
.write = puv3_pm_write,
.impl = {
.min_access_size = 4,
.max_access_size = 4,
},
.endianness = DEVICE_NATIVE_ENDIAN,
};
static void puv3_pm_realize(DeviceState *dev, Error **errp)
{
PUV3PMState *s = PUV3_PM(dev);
s->reg_PCGR = 0x0;
memory_region_init_io(&s->iomem, OBJECT(s), &puv3_pm_ops, s, "puv3_pm",
PUV3_REGS_OFFSET);
sysbus_init_mmio(SYS_BUS_DEVICE(dev), &s->iomem);
}
static void puv3_pm_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
dc->realize = puv3_pm_realize;
}
static const TypeInfo puv3_pm_info = {
.name = TYPE_PUV3_PM,
.parent = TYPE_SYS_BUS_DEVICE,
.instance_size = sizeof(PUV3PMState),
.class_init = puv3_pm_class_init,
};
static void puv3_pm_register_type(void)
{
type_register_static(&puv3_pm_info);
}
type_init(puv3_pm_register_type)
hw/timer/meson.build
-1
View File
@@ -25,7 +25,6 @@ softmmu_ss.add(when: 'CONFIG_NPCM7XX', if_true: files('npcm7xx_timer.c'))
softmmu_ss.add(when: 'CONFIG_NRF51_SOC', if_true: files('nrf51_timer.c'))
softmmu_ss.add(when: 'CONFIG_OMAP', if_true: files('omap_gptimer.c'))
softmmu_ss.add(when: 'CONFIG_OMAP', if_true: files('omap_synctimer.c'))
softmmu_ss.add(when: 'CONFIG_PUV3', if_true: files('puv3_ost.c'))
softmmu_ss.add(when: 'CONFIG_PXA2XX', if_true: files('pxa2xx_timer.c'))
softmmu_ss.add(when: 'CONFIG_RASPI', if_true: files('bcm2835_systmr.c'))
softmmu_ss.add(when: 'CONFIG_SH_TIMER', if_true: files('sh_timer.c'))
hw/timer/puv3_ost.c
-166
View File
@@ -1,166 +0,0 @@
/*
* OSTimer device simulation in PKUnity SoC
*
* Copyright (C) 2010-2012 Guan Xuetao
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation, or any later version.
* See the COPYING file in the top-level directory.
*/
#include "qemu/osdep.h"
#include "hw/sysbus.h"
#include "hw/irq.h"
#include "hw/ptimer.h"
#include "qemu/module.h"
#include "qemu/log.h"
#include "qom/object.h"
#undef DEBUG_PUV3
#include "hw/unicore32/puv3.h"
#define TYPE_PUV3_OST "puv3_ost"
OBJECT_DECLARE_SIMPLE_TYPE(PUV3OSTState, PUV3_OST)
/* puv3 ostimer implementation. */
struct PUV3OSTState {
SysBusDevice parent_obj;
MemoryRegion iomem;
qemu_irq irq;
ptimer_state *ptimer;
uint32_t reg_OSMR0;
uint32_t reg_OSCR;
uint32_t reg_OSSR;
uint32_t reg_OIER;
};
static uint64_t puv3_ost_read(void *opaque, hwaddr offset,
unsigned size)
{
PUV3OSTState *s = opaque;
uint32_t ret = 0;
switch (offset) {
case 0x10: /* Counter Register */
ret = s->reg_OSMR0 - (uint32_t)ptimer_get_count(s->ptimer);
break;
case 0x14: /* Status Register */
ret = s->reg_OSSR;
break;
case 0x1c: /* Interrupt Enable Register */
ret = s->reg_OIER;
break;
default:
qemu_log_mask(LOG_GUEST_ERROR,
"%s: Bad read offset 0x%"HWADDR_PRIx"\n",
__func__, offset);
}
DPRINTF("offset 0x%x, value 0x%x\n", offset, ret);
return ret;
}
static void puv3_ost_write(void *opaque, hwaddr offset,
uint64_t value, unsigned size)
{
PUV3OSTState *s = opaque;
DPRINTF("offset 0x%x, value 0x%x\n", offset, value);
switch (offset) {
case 0x00: /* Match Register 0 */
ptimer_transaction_begin(s->ptimer);
s->reg_OSMR0 = value;
if (s->reg_OSMR0 > s->reg_OSCR) {
ptimer_set_count(s->ptimer, s->reg_OSMR0 - s->reg_OSCR);
} else {
ptimer_set_count(s->ptimer, s->reg_OSMR0 +
(0xffffffff - s->reg_OSCR));
}
ptimer_run(s->ptimer, 2);
ptimer_transaction_commit(s->ptimer);
break;
case 0x14: /* Status Register */
assert(value == 0);
if (s->reg_OSSR) {
s->reg_OSSR = value;
qemu_irq_lower(s->irq);
}
break;
case 0x1c: /* Interrupt Enable Register */
s->reg_OIER = value;
break;
default:
qemu_log_mask(LOG_GUEST_ERROR,
"%s: Bad write offset 0x%"HWADDR_PRIx"\n",
__func__, offset);
}
}
static const MemoryRegionOps puv3_ost_ops = {
.read = puv3_ost_read,
.write = puv3_ost_write,
.impl = {
.min_access_size = 4,
.max_access_size = 4,
},
.endianness = DEVICE_NATIVE_ENDIAN,
};
static void puv3_ost_tick(void *opaque)
{
PUV3OSTState *s = opaque;
DPRINTF("ost hit when ptimer counter from 0x%x to 0x%x!\n",
s->reg_OSCR, s->reg_OSMR0);
s->reg_OSCR = s->reg_OSMR0;
if (s->reg_OIER) {
s->reg_OSSR = 1;
qemu_irq_raise(s->irq);
}
}
static void puv3_ost_realize(DeviceState *dev, Error **errp)
{
PUV3OSTState *s = PUV3_OST(dev);
SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
s->reg_OIER = 0;
s->reg_OSSR = 0;
s->reg_OSMR0 = 0;
s->reg_OSCR = 0;
sysbus_init_irq(sbd, &s->irq);
s->ptimer = ptimer_init(puv3_ost_tick, s, PTIMER_POLICY_DEFAULT);
ptimer_transaction_begin(s->ptimer);
ptimer_set_freq(s->ptimer, 50 * 1000 * 1000);
ptimer_transaction_commit(s->ptimer);
memory_region_init_io(&s->iomem, OBJECT(s), &puv3_ost_ops, s, "puv3_ost",
PUV3_REGS_OFFSET);
sysbus_init_mmio(sbd, &s->iomem);
}
static void puv3_ost_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
dc->realize = puv3_ost_realize;
}
static const TypeInfo puv3_ost_info = {
.name = TYPE_PUV3_OST,
.parent = TYPE_SYS_BUS_DEVICE,
.instance_size = sizeof(PUV3OSTState),
.class_init = puv3_ost_class_init,
};
static void puv3_ost_register_type(void)
{
type_register_static(&puv3_ost_info);
}
type_init(puv3_ost_register_type)

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