Migrate to renesas_timer.
Signed-off-by: Yoshinori Sato <ys...@users.sourceforge.jp>
---
include/hw/timer/renesas_cmt.h | 43 -----
hw/timer/renesas_cmt.c | 283 ---------------------------------
hw/timer/meson.build | 1 -
3 files changed, 327 deletions(-)
delete mode 100644 include/hw/timer/renesas_cmt.h
delete mode 100644 hw/timer/renesas_cmt.c
diff --git a/include/hw/timer/renesas_cmt.h b/include/hw/timer/renesas_cmt.h
deleted file mode 100644
index 1c0b65c1d5..0000000000
--- a/include/hw/timer/renesas_cmt.h
+++ /dev/null
@@ -1,43 +0,0 @@
-/*
- * Renesas Compare-match timer Object
- *
- * Copyright (c) 2019 Yoshinori Sato
- *
- * SPDX-License-Identifier: GPL-2.0-or-later
- */
-
-#ifndef HW_TIMER_RENESAS_CMT_H
-#define HW_TIMER_RENESAS_CMT_H
-
-#include "qemu/timer.h"
-#include "hw/sysbus.h"
-#include "qom/object.h"
-
-#define TYPE_RENESAS_CMT "renesas-cmt"
-typedef struct RCMTState RCMTState;
-DECLARE_INSTANCE_CHECKER(RCMTState, RCMT,
- TYPE_RENESAS_CMT)
-
-enum {
- CMT_CH = 2,
- CMT_NR_IRQ = 1 * CMT_CH
-};
-
-struct RCMTState {
- /*< private >*/
- SysBusDevice parent_obj;
- /*< public >*/
-
- uint64_t input_freq;
- MemoryRegion memory;
-
- uint16_t cmstr;
- uint16_t cmcr[CMT_CH];
- uint16_t cmcnt[CMT_CH];
- uint16_t cmcor[CMT_CH];
- int64_t tick[CMT_CH];
- qemu_irq cmi[CMT_CH];
- QEMUTimer timer[CMT_CH];
-};
-
-#endif
diff --git a/hw/timer/renesas_cmt.c b/hw/timer/renesas_cmt.c
deleted file mode 100644
index 2e0fd21a36..0000000000
--- a/hw/timer/renesas_cmt.c
+++ /dev/null
@@ -1,283 +0,0 @@
-/*
- * Renesas 16bit Compare-match timer
- *
- * Datasheet: RX62N Group, RX621 Group User's Manual: Hardware
- * (Rev.1.40 R01UH0033EJ0140)
- *
- * Copyright (c) 2019 Yoshinori Sato
- *
- * SPDX-License-Identifier: GPL-2.0-or-later
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2 or later, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include "qemu/osdep.h"
-#include "qemu/log.h"
-#include "hw/irq.h"
-#include "hw/registerfields.h"
-#include "hw/qdev-properties.h"
-#include "hw/timer/renesas_cmt.h"
-#include "migration/vmstate.h"
-
-/*
- * +0 CMSTR - common control
- * +2 CMCR - ch0
- * +4 CMCNT - ch0
- * +6 CMCOR - ch0
- * +8 CMCR - ch1
- * +10 CMCNT - ch1
- * +12 CMCOR - ch1
- * If we think that the address of CH 0 has an offset of +2,
- * we can treat it with the same address as CH 1, so define it like that.
- */
-REG16(CMSTR, 0)
- FIELD(CMSTR, STR0, 0, 1)
- FIELD(CMSTR, STR1, 1, 1)
- FIELD(CMSTR, STR, 0, 2)
-/* This addeess is channel offset */
-REG16(CMCR, 0)
- FIELD(CMCR, CKS, 0, 2)
- FIELD(CMCR, CMIE, 6, 1)
-REG16(CMCNT, 2)
-REG16(CMCOR, 4)
-
-static void update_events(RCMTState *cmt, int ch)
-{
- int64_t next_time;
-
- if ((cmt->cmstr & (1 << ch)) == 0) {
- /* count disable, so not happened next event. */
- return ;
- }
- next_time = cmt->cmcor[ch] - cmt->cmcnt[ch];
- next_time *= NANOSECONDS_PER_SECOND;
- next_time /= cmt->input_freq;
- /*
- * CKS -> div rate
- * 0 -> 8 (1 << 3)
- * 1 -> 32 (1 << 5)
- * 2 -> 128 (1 << 7)
- * 3 -> 512 (1 << 9)
- */
- next_time *= 1 << (3 + FIELD_EX16(cmt->cmcr[ch], CMCR, CKS) * 2);
- next_time += qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL);
- timer_mod(&cmt->timer[ch], next_time);
-}
-
-static int64_t read_cmcnt(RCMTState *cmt, int ch)
-{
- int64_t delta, now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL);
-
- if (cmt->cmstr & (1 << ch)) {
- delta = (now - cmt->tick[ch]);
- delta /= NANOSECONDS_PER_SECOND;
- delta /= cmt->input_freq;
- delta /= 1 << (3 + FIELD_EX16(cmt->cmcr[ch], CMCR, CKS) * 2);
- cmt->tick[ch] = now;
- return cmt->cmcnt[ch] + delta;
- } else {
- return cmt->cmcnt[ch];
- }
-}
-
-static uint64_t cmt_read(void *opaque, hwaddr offset, unsigned size)
-{
- RCMTState *cmt = opaque;
- int ch = offset / 0x08;
- uint64_t ret;
-
- if (offset == A_CMSTR) {
- ret = 0;
- ret = FIELD_DP16(ret, CMSTR, STR,
- FIELD_EX16(cmt->cmstr, CMSTR, STR));
- return ret;
- } else {
- offset &= 0x07;
- if (ch == 0) {
- offset -= 0x02;
- }
- switch (offset) {
- case A_CMCR:
- ret = 0;
- ret = FIELD_DP16(ret, CMCR, CKS,
- FIELD_EX16(cmt->cmstr, CMCR, CKS));
- ret = FIELD_DP16(ret, CMCR, CMIE,
- FIELD_EX16(cmt->cmstr, CMCR, CMIE));
- return ret;
- case A_CMCNT:
- return read_cmcnt(cmt, ch);
- case A_CMCOR:
- return cmt->cmcor[ch];
- }
- }
- qemu_log_mask(LOG_UNIMP, "renesas_cmt: Register 0x%" HWADDR_PRIX " "
- "not implemented\n",
- offset);
- return UINT64_MAX;
-}
-
-static void start_stop(RCMTState *cmt, int ch, int st)
-{
- if (st) {
- update_events(cmt, ch);
- } else {
- timer_del(&cmt->timer[ch]);
- }
-}
-
-static void cmt_write(void *opaque, hwaddr offset, uint64_t val, unsigned size)
-{
- RCMTState *cmt = opaque;
- int ch = offset / 0x08;
-
- if (offset == A_CMSTR) {
- cmt->cmstr = FIELD_EX16(val, CMSTR, STR);
- start_stop(cmt, 0, FIELD_EX16(cmt->cmstr, CMSTR, STR0));
- start_stop(cmt, 1, FIELD_EX16(cmt->cmstr, CMSTR, STR1));
- } else {
- offset &= 0x07;
- if (ch == 0) {
- offset -= 0x02;
- }
- switch (offset) {
- case A_CMCR:
- cmt->cmcr[ch] = FIELD_DP16(cmt->cmcr[ch], CMCR, CKS,
- FIELD_EX16(val, CMCR, CKS));
- cmt->cmcr[ch] = FIELD_DP16(cmt->cmcr[ch], CMCR, CMIE,
- FIELD_EX16(val, CMCR, CMIE));
- break;
- case 2:
- cmt->cmcnt[ch] = val;
- break;
- case 4:
- cmt->cmcor[ch] = val;
- break;
- default:
- qemu_log_mask(LOG_UNIMP, "renesas_cmt: Register 0x%" HWADDR_PRIX "
"
- "not implemented\n",
- offset);
- return;
- }
- if (FIELD_EX16(cmt->cmstr, CMSTR, STR) & (1 << ch)) {
- update_events(cmt, ch);
- }
- }
-}
-
-static const MemoryRegionOps cmt_ops = {
- .write = cmt_write,
- .read = cmt_read,
- .endianness = DEVICE_NATIVE_ENDIAN,
- .impl = {
- .min_access_size = 2,
- .max_access_size = 2,
- },
- .valid = {
- .min_access_size = 2,
- .max_access_size = 2,
- },
-};
-
-static void timer_events(RCMTState *cmt, int ch)
-{
- cmt->cmcnt[ch] = 0;
- cmt->tick[ch] = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL);
- update_events(cmt, ch);
- if (FIELD_EX16(cmt->cmcr[ch], CMCR, CMIE)) {
- qemu_irq_pulse(cmt->cmi[ch]);
- }
-}
-
-static void timer_event0(void *opaque)
-{
- RCMTState *cmt = opaque;
-
- timer_events(cmt, 0);
-}
-
-static void timer_event1(void *opaque)
-{
- RCMTState *cmt = opaque;
-
- timer_events(cmt, 1);
-}
-
-static void rcmt_reset(DeviceState *dev)
-{
- RCMTState *cmt = RCMT(dev);
- cmt->cmstr = 0;
- cmt->cmcr[0] = cmt->cmcr[1] = 0;
- cmt->cmcnt[0] = cmt->cmcnt[1] = 0;
- cmt->cmcor[0] = cmt->cmcor[1] = 0xffff;
-}
-
-static void rcmt_init(Object *obj)
-{
- SysBusDevice *d = SYS_BUS_DEVICE(obj);
- RCMTState *cmt = RCMT(obj);
- int i;
-
- memory_region_init_io(&cmt->memory, OBJECT(cmt), &cmt_ops,
- cmt, "renesas-cmt", 0x10);
- sysbus_init_mmio(d, &cmt->memory);
-
- for (i = 0; i < ARRAY_SIZE(cmt->cmi); i++) {
- sysbus_init_irq(d, &cmt->cmi[i]);
- }
- timer_init_ns(&cmt->timer[0], QEMU_CLOCK_VIRTUAL, timer_event0, cmt);
- timer_init_ns(&cmt->timer[1], QEMU_CLOCK_VIRTUAL, timer_event1, cmt);
-}
-
-static const VMStateDescription vmstate_rcmt = {
- .name = "rx-cmt",
- .version_id = 1,
- .minimum_version_id = 1,
- .fields = (VMStateField[]) {
- VMSTATE_UINT16(cmstr, RCMTState),
- VMSTATE_UINT16_ARRAY(cmcr, RCMTState, CMT_CH),
- VMSTATE_UINT16_ARRAY(cmcnt, RCMTState, CMT_CH),
- VMSTATE_UINT16_ARRAY(cmcor, RCMTState, CMT_CH),
- VMSTATE_INT64_ARRAY(tick, RCMTState, CMT_CH),
- VMSTATE_TIMER_ARRAY(timer, RCMTState, CMT_CH),
- VMSTATE_END_OF_LIST()
- }
-};
-
-static Property rcmt_properties[] = {
- DEFINE_PROP_UINT64("input-freq", RCMTState, input_freq, 0),
- DEFINE_PROP_END_OF_LIST(),
-};
-
-static void rcmt_class_init(ObjectClass *klass, void *data)
-{
- DeviceClass *dc = DEVICE_CLASS(klass);
-
- dc->vmsd = &vmstate_rcmt;
- dc->reset = rcmt_reset;
- device_class_set_props(dc, rcmt_properties);
-}
-
-static const TypeInfo rcmt_info = {
- .name = TYPE_RENESAS_CMT,
- .parent = TYPE_SYS_BUS_DEVICE,
- .instance_size = sizeof(RCMTState),
- .instance_init = rcmt_init,
- .class_init = rcmt_class_init,
-};
-
-static void rcmt_register_types(void)
-{
- type_register_static(&rcmt_info);
-}
-
-type_init(rcmt_register_types)
diff --git a/hw/timer/meson.build b/hw/timer/meson.build
index ec70821c0b..03b40cfbee 100644
--- a/hw/timer/meson.build
+++ b/hw/timer/meson.build
@@ -9,7 +9,6 @@ softmmu_ss.add(when: 'CONFIG_CADENCE', if_true:
files('cadence_ttc.c'))
softmmu_ss.add(when: 'CONFIG_CMSDK_APB_DUALTIMER', if_true:
files('cmsdk-apb-dualtimer.c'))
softmmu_ss.add(when: 'CONFIG_CMSDK_APB_TIMER', if_true:
files('cmsdk-apb-timer.c'))
softmmu_ss.add(when: 'CONFIG_RENESAS_TMR', if_true: files('renesas_tmr.c'))
-softmmu_ss.add(when: 'CONFIG_RENESAS_CMT', if_true: files('renesas_cmt.c'))
softmmu_ss.add(when: 'CONFIG_DIGIC', if_true: files('digic-timer.c'))
softmmu_ss.add(when: 'CONFIG_ETRAXFS', if_true: files('etraxfs_timer.c'))
softmmu_ss.add(when: 'CONFIG_EXYNOS4', if_true: files('exynos4210_mct.c'))
--
2.20.1
