summary refs log tree commit diff stats
path: root/hw/timer
diff options
context:
space:
mode:
Diffstat (limited to 'hw/timer')
-rw-r--r--hw/timer/meson.build1
-rw-r--r--hw/timer/puv3_ost.c166
2 files changed, 0 insertions, 167 deletions
diff --git a/hw/timer/meson.build b/hw/timer/meson.build
index f2081d261a..157f540ecd 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 d5bf26b56b..0000000000
--- 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)