Drop the deprecated unicore32 target

Target unicore32 was deprecated in commit 8e4ff4a8d2b, 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>

15 files changed, 0 insertions, 909 deletions

diff --git a/hw/Kconfig b/hw/Kconfig
index 10a48d1..aa10357 100644
--- a/hw/Kconfig
+++ b/hw/Kconfig
@@ -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
diff --git a/hw/dma/meson.build b/hw/dma/meson.build
index 5c78a4e..f3f0661b 100644
--- a/hw/dma/meson.build
+++ b/hw/dma/meson.build
@@ -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'))
diff --git a/hw/dma/puv3_dma.c b/hw/dma/puv3_dma.c
deleted file mode 100644
index cca1e9e..0000000
--- a/hw/dma/puv3_dma.c
+++ /dev/null
@@ -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)
diff --git a/hw/gpio/meson.build b/hw/gpio/meson.build
index 79568f0..7bd6a57 100644
--- a/hw/gpio/meson.build
+++ b/hw/gpio/meson.build
@@ -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'))
diff --git a/hw/gpio/puv3_gpio.c b/hw/gpio/puv3_gpio.c
deleted file mode 100644
index e003ae5..0000000
--- a/hw/gpio/puv3_gpio.c
+++ /dev/null
@@ -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)
diff --git a/hw/intc/meson.build b/hw/intc/meson.build
index cc7a140..6e52a16 100644
--- a/hw/intc/meson.build
+++ b/hw/intc/meson.build
@@ -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'))
diff --git a/hw/intc/puv3_intc.c b/hw/intc/puv3_intc.c
deleted file mode 100644
index 65226f5..0000000
--- a/hw/intc/puv3_intc.c
+++ /dev/null
@@ -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)
diff --git a/hw/meson.build b/hw/meson.build
index 56ce810..6bdbae0 100644
--- a/hw/meson.build
+++ b/hw/meson.build
@@ -61,5 +61,4 @@ subdir('sh4')
 subdir('sparc')
 subdir('sparc64')
 subdir('tricore')
-subdir('unicore32')
 subdir('xtensa')
diff --git a/hw/misc/meson.build b/hw/misc/meson.build
index f934d79..66e1648 100644
--- a/hw/misc/meson.build
+++ b/hw/misc/meson.build
@@ -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'))
diff --git a/hw/misc/puv3_pm.c b/hw/misc/puv3_pm.c
deleted file mode 100644
index 676c23f..0000000
--- a/hw/misc/puv3_pm.c
+++ /dev/null
@@ -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)
diff --git a/hw/timer/meson.build b/hw/timer/meson.build
index f2081d2..157f540 100644
--- a/hw/timer/meson.build
+++ b/hw/timer/meson.build
@@ -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'))
diff --git a/hw/timer/puv3_ost.c b/hw/timer/puv3_ost.c
deleted file mode 100644
index d5bf26b..0000000
--- a/hw/timer/puv3_ost.c
+++ /dev/null
@@ -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)
diff --git a/hw/unicore32/Kconfig b/hw/unicore32/Kconfig
deleted file mode 100644
index 4443a29..0000000
--- a/hw/unicore32/Kconfig
+++ /dev/null
@@ -1,5 +0,0 @@
-config PUV3
-    bool
-    select ISA_BUS
-    select PCKBD
-    select PTIMER
diff --git a/hw/unicore32/meson.build b/hw/unicore32/meson.build
deleted file mode 100644
index fc26d6b..0000000
--- a/hw/unicore32/meson.build
+++ /dev/null
@@ -1,5 +0,0 @@
-unicore32_ss = ss.source_set()
-# PKUnity-v3 SoC and board information
-unicore32_ss.add(when: 'CONFIG_PUV3', if_true: files('puv3.c'))
-
-hw_arch += {'unicore32': unicore32_ss}
diff --git a/hw/unicore32/puv3.c b/hw/unicore32/puv3.c
deleted file mode 100644
index eacacb4..0000000
--- a/hw/unicore32/puv3.c
+++ /dev/null
@@ -1,145 +0,0 @@
-/*
- * Generic PKUnity SoC machine and board descriptor
- *
- * 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 "qapi/error.h"
-#include "cpu.h"
-#include "ui/console.h"
-#include "hw/boards.h"
-#include "hw/loader.h"
-#include "sysemu/qtest.h"
-#include "hw/unicore32/puv3.h"
-#include "hw/input/i8042.h"
-#include "hw/irq.h"
-
-#define KERNEL_LOAD_ADDR        0x03000000
-#define KERNEL_MAX_SIZE         0x00800000 /* Just a guess */
-
-/* PKUnity System bus (AHB): 0xc0000000 - 0xedffffff (640MB) */
-#define PUV3_DMA_BASE           (0xc0200000) /* AHB-4 */
-
-/* PKUnity Peripheral bus (APB): 0xee000000 - 0xefffffff (128MB) */
-#define PUV3_GPIO_BASE          (0xee500000) /* APB-5 */
-#define PUV3_INTC_BASE          (0xee600000) /* APB-6 */
-#define PUV3_OST_BASE           (0xee800000) /* APB-8 */
-#define PUV3_PM_BASE            (0xeea00000) /* APB-10 */
-#define PUV3_PS2_BASE           (0xeeb00000) /* APB-11 */
-
-static void puv3_intc_cpu_handler(void *opaque, int irq, int level)
-{
-    UniCore32CPU *cpu = opaque;
-    CPUState *cs = CPU(cpu);
-
-    assert(irq == 0);
-    if (level) {
-        cpu_interrupt(cs, CPU_INTERRUPT_HARD);
-    } else {
-        cpu_reset_interrupt(cs, CPU_INTERRUPT_HARD);
-    }
-}
-
-static void puv3_soc_init(CPUUniCore32State *env)
-{
-    qemu_irq cpu_intc, irqs[PUV3_IRQS_NR];
-    DeviceState *dev;
-    MemoryRegion *i8042 = g_new(MemoryRegion, 1);
-    int i;
-
-    /* Initialize interrupt controller */
-    cpu_intc = qemu_allocate_irq(puv3_intc_cpu_handler,
-                                 env_archcpu(env), 0);
-    dev = sysbus_create_simple("puv3_intc", PUV3_INTC_BASE, cpu_intc);
-    for (i = 0; i < PUV3_IRQS_NR; i++) {
-        irqs[i] = qdev_get_gpio_in(dev, i);
-    }
-
-    /* Initialize minimal necessary devices for kernel booting */
-    sysbus_create_simple("puv3_pm", PUV3_PM_BASE, NULL);
-    sysbus_create_simple("puv3_dma", PUV3_DMA_BASE, NULL);
-    sysbus_create_simple("puv3_ost", PUV3_OST_BASE, irqs[PUV3_IRQS_OST0]);
-    sysbus_create_varargs("puv3_gpio", PUV3_GPIO_BASE,
-            irqs[PUV3_IRQS_GPIOLOW0], irqs[PUV3_IRQS_GPIOLOW1],
-            irqs[PUV3_IRQS_GPIOLOW2], irqs[PUV3_IRQS_GPIOLOW3],
-            irqs[PUV3_IRQS_GPIOLOW4], irqs[PUV3_IRQS_GPIOLOW5],
-            irqs[PUV3_IRQS_GPIOLOW6], irqs[PUV3_IRQS_GPIOLOW7],
-            irqs[PUV3_IRQS_GPIOHIGH], NULL);
-
-    /* Keyboard (i8042), mouse disabled for nographic */
-    i8042_mm_init(irqs[PUV3_IRQS_PS2_KBD], NULL, i8042, PUV3_REGS_OFFSET, 4);
-    memory_region_add_subregion(get_system_memory(), PUV3_PS2_BASE, i8042);
-}
-
-static void puv3_board_init(CPUUniCore32State *env, ram_addr_t ram_size)
-{
-    MemoryRegion *ram_memory = g_new(MemoryRegion, 1);
-
-    /* SDRAM at address zero.  */
-    memory_region_init_ram(ram_memory, NULL, "puv3.ram", ram_size,
-                           &error_fatal);
-    memory_region_add_subregion(get_system_memory(), 0, ram_memory);
-}
-
-static const GraphicHwOps no_ops;
-
-static void puv3_load_kernel(const char *kernel_filename)
-{
-    int size;
-
-    if (kernel_filename == NULL && qtest_enabled()) {
-        return;
-    }
-    if (kernel_filename == NULL) {
-        error_report("kernel parameter cannot be empty");
-        exit(1);
-    }
-
-    /* only zImage format supported */
-    size = load_image_targphys(kernel_filename, KERNEL_LOAD_ADDR,
-            KERNEL_MAX_SIZE);
-    if (size < 0) {
-        error_report("Load kernel error: '%s'", kernel_filename);
-        exit(1);
-    }
-
-    /* cheat curses that we have a graphic console, only under ocd console */
-    graphic_console_init(NULL, 0, &no_ops, NULL);
-}
-
-static void puv3_init(MachineState *machine)
-{
-    ram_addr_t ram_size = machine->ram_size;
-    const char *kernel_filename = machine->kernel_filename;
-    const char *initrd_filename = machine->initrd_filename;
-    CPUUniCore32State *env;
-    UniCore32CPU *cpu;
-
-    if (initrd_filename) {
-        error_report("Please use kernel built-in initramdisk");
-        exit(1);
-    }
-
-    cpu = UNICORE32_CPU(cpu_create(machine->cpu_type));
-    env = &cpu->env;
-
-    puv3_soc_init(env);
-    puv3_board_init(env, ram_size);
-    puv3_load_kernel(kernel_filename);
-}
-
-static void puv3_machine_init(MachineClass *mc)
-{
-    mc->desc = "PKUnity Version-3 based on UniCore32";
-    mc->init = puv3_init;
-    mc->is_default = true;
-    mc->default_cpu_type = UNICORE32_CPU_TYPE_NAME("UniCore-II");
-}
-
-DEFINE_MACHINE("puv3", puv3_machine_init)