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[PATCH 3/4] hw/timer: Remove RENESAS_TMR / RENESAS_CMT
|
From: |
Philippe Mathieu-Daudé |
|
Subject: |
[PATCH 3/4] hw/timer: Remove RENESAS_TMR / RENESAS_CMT |
|
Date: |
Thu, 24 Jun 2021 11:23:35 +0200 |
Both RENESAS_TMR / RENESAS_CMT have been replaced by the
generic RENESAS_TIMER.
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
---
include/hw/timer/renesas_cmt.h | 43 ---
include/hw/timer/renesas_tmr.h | 58 ----
hw/timer/renesas_cmt.c | 283 -------------------
hw/timer/renesas_tmr.c | 493 ---------------------------------
hw/timer/Kconfig | 6 -
hw/timer/meson.build | 2 -
6 files changed, 885 deletions(-)
delete mode 100644 include/hw/timer/renesas_cmt.h
delete mode 100644 include/hw/timer/renesas_tmr.h
delete mode 100644 hw/timer/renesas_cmt.c
delete mode 100644 hw/timer/renesas_tmr.c
diff --git a/include/hw/timer/renesas_cmt.h b/include/hw/timer/renesas_cmt.h
deleted file mode 100644
index 1c0b65c1d5a..00000000000
--- 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/include/hw/timer/renesas_tmr.h b/include/hw/timer/renesas_tmr.h
deleted file mode 100644
index caf7eec0dca..00000000000
--- a/include/hw/timer/renesas_tmr.h
+++ /dev/null
@@ -1,58 +0,0 @@
-/*
- * Renesas 8bit timer Object
- *
- * Copyright (c) 2018 Yoshinori Sato
- *
- * SPDX-License-Identifier: GPL-2.0-or-later
- */
-
-#ifndef HW_TIMER_RENESAS_TMR_H
-#define HW_TIMER_RENESAS_TMR_H
-
-#include "qemu/timer.h"
-#include "hw/sysbus.h"
-#include "qom/object.h"
-
-#define TYPE_RENESAS_TMR "renesas-tmr"
-typedef struct RTMRState RTMRState;
-DECLARE_INSTANCE_CHECKER(RTMRState, RTMR,
- TYPE_RENESAS_TMR)
-
-enum timer_event {
- cmia = 0,
- cmib = 1,
- ovi = 2,
- none = 3,
- TMR_NR_EVENTS = 4
-};
-
-enum {
- TMR_CH = 2,
- TMR_NR_IRQ = 3 * TMR_CH
-};
-
-struct RTMRState {
- /*< private >*/
- SysBusDevice parent_obj;
- /*< public >*/
-
- uint64_t input_freq;
- MemoryRegion memory;
-
- int64_t tick;
- uint8_t tcnt[TMR_CH];
- uint8_t tcora[TMR_CH];
- uint8_t tcorb[TMR_CH];
- uint8_t tcr[TMR_CH];
- uint8_t tccr[TMR_CH];
- uint8_t tcor[TMR_CH];
- uint8_t tcsr[TMR_CH];
- int64_t div_round[TMR_CH];
- uint8_t next[TMR_CH];
- qemu_irq cmia[TMR_CH];
- qemu_irq cmib[TMR_CH];
- qemu_irq ovi[TMR_CH];
- QEMUTimer timer[TMR_CH];
-};
-
-#endif
diff --git a/hw/timer/renesas_cmt.c b/hw/timer/renesas_cmt.c
deleted file mode 100644
index 2e0fd21a36c..00000000000
--- 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/renesas_tmr.c b/hw/timer/renesas_tmr.c
deleted file mode 100644
index d96002e1ee6..00000000000
--- a/hw/timer/renesas_tmr.c
+++ /dev/null
@@ -1,493 +0,0 @@
-/*
- * Renesas 8bit 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_tmr.h"
-#include "migration/vmstate.h"
-
-REG8(TCR, 0)
- FIELD(TCR, CCLR, 3, 2)
- FIELD(TCR, OVIE, 5, 1)
- FIELD(TCR, CMIEA, 6, 1)
- FIELD(TCR, CMIEB, 7, 1)
-REG8(TCSR, 2)
- FIELD(TCSR, OSA, 0, 2)
- FIELD(TCSR, OSB, 2, 2)
- FIELD(TCSR, ADTE, 4, 2)
-REG8(TCORA, 4)
-REG8(TCORB, 6)
-REG8(TCNT, 8)
-REG8(TCCR, 10)
- FIELD(TCCR, CKS, 0, 3)
- FIELD(TCCR, CSS, 3, 2)
- FIELD(TCCR, TMRIS, 7, 1)
-
-#define CSS_EXTERNAL 0x00
-#define CSS_INTERNAL 0x01
-#define CSS_INVALID 0x02
-#define CSS_CASCADING 0x03
-#define CCLR_A 0x01
-#define CCLR_B 0x02
-
-static const int clkdiv[] = {0, 1, 2, 8, 32, 64, 1024, 8192};
-
-static uint8_t concat_reg(uint8_t *reg)
-{
- return (reg[0] << 8) | reg[1];
-}
-
-static void update_events(RTMRState *tmr, int ch)
-{
- uint16_t diff[TMR_NR_EVENTS], min;
- int64_t next_time;
- int i, event;
-
- if (tmr->tccr[ch] == 0) {
- return ;
- }
- if (FIELD_EX8(tmr->tccr[ch], TCCR, CSS) == 0) {
- /* external clock mode */
- /* event not happened */
- return ;
- }
- if (FIELD_EX8(tmr->tccr[0], TCCR, CSS) == CSS_CASCADING) {
- /* cascading mode */
- if (ch == 1) {
- tmr->next[ch] = none;
- return ;
- }
- diff[cmia] = concat_reg(tmr->tcora) - concat_reg(tmr->tcnt);
- diff[cmib] = concat_reg(tmr->tcorb) - concat_reg(tmr->tcnt);
- diff[ovi] = 0x10000 - concat_reg(tmr->tcnt);
- } else {
- /* separate mode */
- diff[cmia] = tmr->tcora[ch] - tmr->tcnt[ch];
- diff[cmib] = tmr->tcorb[ch] - tmr->tcnt[ch];
- diff[ovi] = 0x100 - tmr->tcnt[ch];
- }
- /* Search for the most recently occurring event. */
- for (event = 0, min = diff[0], i = 1; i < none; i++) {
- if (min > diff[i]) {
- event = i;
- min = diff[i];
- }
- }
- tmr->next[ch] = event;
- next_time = diff[event];
- next_time *= clkdiv[FIELD_EX8(tmr->tccr[ch], TCCR, CKS)];
- next_time *= NANOSECONDS_PER_SECOND;
- next_time /= tmr->input_freq;
- next_time += qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL);
- timer_mod(&tmr->timer[ch], next_time);
-}
-
-static int elapsed_time(RTMRState *tmr, int ch, int64_t delta)
-{
- int divrate = clkdiv[FIELD_EX8(tmr->tccr[ch], TCCR, CKS)];
- int et;
-
- tmr->div_round[ch] += delta;
- if (divrate > 0) {
- et = tmr->div_round[ch] / divrate;
- tmr->div_round[ch] %= divrate;
- } else {
- /* disble clock. so no update */
- et = 0;
- }
- return et;
-}
-
-static uint16_t read_tcnt(RTMRState *tmr, unsigned size, int ch)
-{
- int64_t delta, now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL);
- int elapsed, ovf = 0;
- uint16_t tcnt[2];
- uint32_t ret;
-
- delta = (now - tmr->tick) * NANOSECONDS_PER_SECOND / tmr->input_freq;
- if (delta > 0) {
- tmr->tick = now;
-
- switch (FIELD_EX8(tmr->tccr[1], TCCR, CSS)) {
- case CSS_INTERNAL:
- /* timer1 count update */
- elapsed = elapsed_time(tmr, 1, delta);
- if (elapsed >= 0x100) {
- ovf = elapsed >> 8;
- }
- tcnt[1] = tmr->tcnt[1] + (elapsed & 0xff);
- break;
- case CSS_INVALID: /* guest error to have set this */
- case CSS_EXTERNAL: /* QEMU doesn't implement these */
- case CSS_CASCADING:
- tcnt[1] = tmr->tcnt[1];
- break;
- default:
- g_assert_not_reached();
- }
- switch (FIELD_EX8(tmr->tccr[0], TCCR, CSS)) {
- case CSS_INTERNAL:
- elapsed = elapsed_time(tmr, 0, delta);
- tcnt[0] = tmr->tcnt[0] + elapsed;
- break;
- case CSS_CASCADING:
- tcnt[0] = tmr->tcnt[0] + ovf;
- break;
- case CSS_INVALID: /* guest error to have set this */
- case CSS_EXTERNAL: /* QEMU doesn't implement this */
- tcnt[0] = tmr->tcnt[0];
- break;
- default:
- g_assert_not_reached();
- }
- } else {
- tcnt[0] = tmr->tcnt[0];
- tcnt[1] = tmr->tcnt[1];
- }
- if (size == 1) {
- return tcnt[ch];
- } else {
- ret = 0;
- ret = deposit32(ret, 0, 8, tcnt[1]);
- ret = deposit32(ret, 8, 8, tcnt[0]);
- return ret;
- }
-}
-
-static uint8_t read_tccr(uint8_t r)
-{
- uint8_t tccr = 0;
- tccr = FIELD_DP8(tccr, TCCR, TMRIS,
- FIELD_EX8(r, TCCR, TMRIS));
- tccr = FIELD_DP8(tccr, TCCR, CSS,
- FIELD_EX8(r, TCCR, CSS));
- tccr = FIELD_DP8(tccr, TCCR, CKS,
- FIELD_EX8(r, TCCR, CKS));
- return tccr;
-}
-
-static uint64_t tmr_read(void *opaque, hwaddr addr, unsigned size)
-{
- RTMRState *tmr = opaque;
- int ch = addr & 1;
- uint64_t ret;
-
- if (size == 2 && (ch != 0 || addr == A_TCR || addr == A_TCSR)) {
- qemu_log_mask(LOG_GUEST_ERROR, "renesas_tmr: Invalid read size 0x%"
- HWADDR_PRIX "\n",
- addr);
- return UINT64_MAX;
- }
- switch (addr & 0x0e) {
- case A_TCR:
- ret = 0;
- ret = FIELD_DP8(ret, TCR, CCLR,
- FIELD_EX8(tmr->tcr[ch], TCR, CCLR));
- ret = FIELD_DP8(ret, TCR, OVIE,
- FIELD_EX8(tmr->tcr[ch], TCR, OVIE));
- ret = FIELD_DP8(ret, TCR, CMIEA,
- FIELD_EX8(tmr->tcr[ch], TCR, CMIEA));
- ret = FIELD_DP8(ret, TCR, CMIEB,
- FIELD_EX8(tmr->tcr[ch], TCR, CMIEB));
- return ret;
- case A_TCSR:
- ret = 0;
- ret = FIELD_DP8(ret, TCSR, OSA,
- FIELD_EX8(tmr->tcsr[ch], TCSR, OSA));
- ret = FIELD_DP8(ret, TCSR, OSB,
- FIELD_EX8(tmr->tcsr[ch], TCSR, OSB));
- switch (ch) {
- case 0:
- ret = FIELD_DP8(ret, TCSR, ADTE,
- FIELD_EX8(tmr->tcsr[ch], TCSR, ADTE));
- break;
- case 1: /* CH1 ADTE unimplement always 1 */
- ret = FIELD_DP8(ret, TCSR, ADTE, 1);
- break;
- }
- return ret;
- case A_TCORA:
- if (size == 1) {
- return tmr->tcora[ch];
- } else if (ch == 0) {
- return concat_reg(tmr->tcora);
- }
- /* fall through */
- case A_TCORB:
- if (size == 1) {
- return tmr->tcorb[ch];
- } else {
- return concat_reg(tmr->tcorb);
- }
- case A_TCNT:
- return read_tcnt(tmr, size, ch);
- case A_TCCR:
- if (size == 1) {
- return read_tccr(tmr->tccr[ch]);
- } else {
- return read_tccr(tmr->tccr[0]) << 8 | read_tccr(tmr->tccr[1]);
- }
- default:
- qemu_log_mask(LOG_UNIMP, "renesas_tmr: Register 0x%" HWADDR_PRIX
- " not implemented\n",
- addr);
- break;
- }
- return UINT64_MAX;
-}
-
-static void tmr_write_count(RTMRState *tmr, int ch, unsigned size,
- uint8_t *reg, uint64_t val)
-{
- if (size == 1) {
- reg[ch] = val;
- update_events(tmr, ch);
- } else {
- reg[0] = extract32(val, 8, 8);
- reg[1] = extract32(val, 0, 8);
- update_events(tmr, 0);
- update_events(tmr, 1);
- }
-}
-
-static void tmr_write(void *opaque, hwaddr addr, uint64_t val, unsigned size)
-{
- RTMRState *tmr = opaque;
- int ch = addr & 1;
-
- if (size == 2 && (ch != 0 || addr == A_TCR || addr == A_TCSR)) {
- qemu_log_mask(LOG_GUEST_ERROR,
- "renesas_tmr: Invalid write size 0x%" HWADDR_PRIX "\n",
- addr);
- return;
- }
- switch (addr & 0x0e) {
- case A_TCR:
- tmr->tcr[ch] = val;
- break;
- case A_TCSR:
- tmr->tcsr[ch] = val;
- break;
- case A_TCORA:
- tmr_write_count(tmr, ch, size, tmr->tcora, val);
- break;
- case A_TCORB:
- tmr_write_count(tmr, ch, size, tmr->tcorb, val);
- break;
- case A_TCNT:
- tmr_write_count(tmr, ch, size, tmr->tcnt, val);
- break;
- case A_TCCR:
- tmr_write_count(tmr, ch, size, tmr->tccr, val);
- break;
- default:
- qemu_log_mask(LOG_UNIMP, "renesas_tmr: Register 0x%" HWADDR_PRIX
- " not implemented\n",
- addr);
- break;
- }
-}
-
-static const MemoryRegionOps tmr_ops = {
- .write = tmr_write,
- .read = tmr_read,
- .endianness = DEVICE_LITTLE_ENDIAN,
- .impl = {
- .min_access_size = 1,
- .max_access_size = 2,
- },
- .valid = {
- .min_access_size = 1,
- .max_access_size = 2,
- },
-};
-
-static void timer_events(RTMRState *tmr, int ch);
-
-static uint16_t issue_event(RTMRState *tmr, int ch, int sz,
- uint16_t tcnt, uint16_t tcora, uint16_t tcorb)
-{
- uint16_t ret = tcnt;
-
- switch (tmr->next[ch]) {
- case none:
- break;
- case cmia:
- if (tcnt >= tcora) {
- if (FIELD_EX8(tmr->tcr[ch], TCR, CCLR) == CCLR_A) {
- ret = tcnt - tcora;
- }
- if (FIELD_EX8(tmr->tcr[ch], TCR, CMIEA)) {
- qemu_irq_pulse(tmr->cmia[ch]);
- }
- if (sz == 8 && ch == 0 &&
- FIELD_EX8(tmr->tccr[1], TCCR, CSS) == CSS_CASCADING) {
- tmr->tcnt[1]++;
- timer_events(tmr, 1);
- }
- }
- break;
- case cmib:
- if (tcnt >= tcorb) {
- if (FIELD_EX8(tmr->tcr[ch], TCR, CCLR) == CCLR_B) {
- ret = tcnt - tcorb;
- }
- if (FIELD_EX8(tmr->tcr[ch], TCR, CMIEB)) {
- qemu_irq_pulse(tmr->cmib[ch]);
- }
- }
- break;
- case ovi:
- if ((tcnt >= (1 << sz)) && FIELD_EX8(tmr->tcr[ch], TCR, OVIE)) {
- qemu_irq_pulse(tmr->ovi[ch]);
- }
- break;
- default:
- g_assert_not_reached();
- }
- return ret;
-}
-
-static void timer_events(RTMRState *tmr, int ch)
-{
- uint16_t tcnt;
-
- tmr->tcnt[ch] = read_tcnt(tmr, 1, ch);
- if (FIELD_EX8(tmr->tccr[0], TCCR, CSS) != CSS_CASCADING) {
- tmr->tcnt[ch] = issue_event(tmr, ch, 8,
- tmr->tcnt[ch],
- tmr->tcora[ch],
- tmr->tcorb[ch]) & 0xff;
- } else {
- if (ch == 1) {
- return ;
- }
- tcnt = issue_event(tmr, ch, 16,
- concat_reg(tmr->tcnt),
- concat_reg(tmr->tcora),
- concat_reg(tmr->tcorb));
- tmr->tcnt[0] = (tcnt >> 8) & 0xff;
- tmr->tcnt[1] = tcnt & 0xff;
- }
- update_events(tmr, ch);
-}
-
-static void timer_event0(void *opaque)
-{
- RTMRState *tmr = opaque;
-
- timer_events(tmr, 0);
-}
-
-static void timer_event1(void *opaque)
-{
- RTMRState *tmr = opaque;
-
- timer_events(tmr, 1);
-}
-
-static void rtmr_reset(DeviceState *dev)
-{
- RTMRState *tmr = RTMR(dev);
- tmr->tcr[0] = tmr->tcr[1] = 0x00;
- tmr->tcsr[0] = 0x00;
- tmr->tcsr[1] = 0x10;
- tmr->tcnt[0] = tmr->tcnt[1] = 0x00;
- tmr->tcora[0] = tmr->tcora[1] = 0xff;
- tmr->tcorb[0] = tmr->tcorb[1] = 0xff;
- tmr->tccr[0] = tmr->tccr[1] = 0x00;
- tmr->next[0] = tmr->next[1] = none;
- tmr->tick = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL);
-}
-
-static void rtmr_init(Object *obj)
-{
- SysBusDevice *d = SYS_BUS_DEVICE(obj);
- RTMRState *tmr = RTMR(obj);
- int i;
-
- memory_region_init_io(&tmr->memory, OBJECT(tmr), &tmr_ops,
- tmr, "renesas-tmr", 0x10);
- sysbus_init_mmio(d, &tmr->memory);
-
- for (i = 0; i < ARRAY_SIZE(tmr->ovi); i++) {
- sysbus_init_irq(d, &tmr->cmia[i]);
- sysbus_init_irq(d, &tmr->cmib[i]);
- sysbus_init_irq(d, &tmr->ovi[i]);
- }
- timer_init_ns(&tmr->timer[0], QEMU_CLOCK_VIRTUAL, timer_event0, tmr);
- timer_init_ns(&tmr->timer[1], QEMU_CLOCK_VIRTUAL, timer_event1, tmr);
-}
-
-static const VMStateDescription vmstate_rtmr = {
- .name = "rx-tmr",
- .version_id = 1,
- .minimum_version_id = 1,
- .fields = (VMStateField[]) {
- VMSTATE_INT64(tick, RTMRState),
- VMSTATE_UINT8_ARRAY(tcnt, RTMRState, TMR_CH),
- VMSTATE_UINT8_ARRAY(tcora, RTMRState, TMR_CH),
- VMSTATE_UINT8_ARRAY(tcorb, RTMRState, TMR_CH),
- VMSTATE_UINT8_ARRAY(tcr, RTMRState, TMR_CH),
- VMSTATE_UINT8_ARRAY(tccr, RTMRState, TMR_CH),
- VMSTATE_UINT8_ARRAY(tcor, RTMRState, TMR_CH),
- VMSTATE_UINT8_ARRAY(tcsr, RTMRState, TMR_CH),
- VMSTATE_INT64_ARRAY(div_round, RTMRState, TMR_CH),
- VMSTATE_UINT8_ARRAY(next, RTMRState, TMR_CH),
- VMSTATE_TIMER_ARRAY(timer, RTMRState, TMR_CH),
- VMSTATE_END_OF_LIST()
- }
-};
-
-static Property rtmr_properties[] = {
- DEFINE_PROP_UINT64("input-freq", RTMRState, input_freq, 0),
- DEFINE_PROP_END_OF_LIST(),
-};
-
-static void rtmr_class_init(ObjectClass *klass, void *data)
-{
- DeviceClass *dc = DEVICE_CLASS(klass);
-
- dc->vmsd = &vmstate_rtmr;
- dc->reset = rtmr_reset;
- device_class_set_props(dc, rtmr_properties);
-}
-
-static const TypeInfo rtmr_info = {
- .name = TYPE_RENESAS_TMR,
- .parent = TYPE_SYS_BUS_DEVICE,
- .instance_size = sizeof(RTMRState),
- .instance_init = rtmr_init,
- .class_init = rtmr_class_init,
-};
-
-static void rtmr_register_types(void)
-{
- type_register_static(&rtmr_info);
-}
-
-type_init(rtmr_register_types)
diff --git a/hw/timer/Kconfig b/hw/timer/Kconfig
index 3f049512641..b1a87b0484e 100644
--- a/hw/timer/Kconfig
+++ b/hw/timer/Kconfig
@@ -40,12 +40,6 @@ config SH_TIMER
bool
select PTIMER
-config RENESAS_TMR
- bool
-
-config RENESAS_CMT
- bool
-
config RENESAS_TIMER
bool
select PTIMER
diff --git a/hw/timer/meson.build b/hw/timer/meson.build
index 9019dce993a..5584185870c 100644
--- a/hw/timer/meson.build
+++ b/hw/timer/meson.build
@@ -8,8 +8,6 @@
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'))
--
2.31.1