aboutsummaryrefslogtreecommitdiff
path: root/include/hw/timer
diff options
context:
space:
mode:
authorPhilippe Mathieu-Daudé <philmd@redhat.com>2019-10-04 01:03:53 +0200
committerLaurent Vivier <laurent@vivier.eu>2019-10-24 20:13:10 +0200
commitbcdb90640ae41128e0c2ae2ec8ebf5a832102097 (patch)
tree62743a64e9670faca7aba86faf50153d141c3665 /include/hw/timer
parent877c181cd41e024ba1d076f96efe3c5777938846 (diff)
downloadqemu-bcdb90640ae41128e0c2ae2ec8ebf5a832102097.zip
qemu-bcdb90640ae41128e0c2ae2ec8ebf5a832102097.tar.gz
qemu-bcdb90640ae41128e0c2ae2ec8ebf5a832102097.tar.bz2
hw: Move MC146818 device from hw/timer/ to hw/rtc/ subdirectory
The MC146818 is a Real Time Clock, not a timer. Move it under the hw/rtc/ subdirectory. Use copyright statement from 80cabfad163 for "hw/rtc/mc146818rtc.h". Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Acked-by: David Gibson <david@gibson.dropbear.id.au> Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com> Message-Id: <20191003230404.19384-4-philmd@redhat.com> Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Diffstat (limited to 'include/hw/timer')
-rw-r--r--include/hw/timer/mc146818rtc.h14
-rw-r--r--include/hw/timer/mc146818rtc_regs.h90
2 files changed, 0 insertions, 104 deletions
diff --git a/include/hw/timer/mc146818rtc.h b/include/hw/timer/mc146818rtc.h
deleted file mode 100644
index fe6ed63..0000000
--- a/include/hw/timer/mc146818rtc.h
+++ /dev/null
@@ -1,14 +0,0 @@
-#ifndef MC146818RTC_H
-#define MC146818RTC_H
-
-#include "hw/isa/isa.h"
-#include "hw/timer/mc146818rtc_regs.h"
-
-#define TYPE_MC146818_RTC "mc146818rtc"
-
-ISADevice *mc146818_rtc_init(ISABus *bus, int base_year,
- qemu_irq intercept_irq);
-void rtc_set_memory(ISADevice *dev, int addr, int val);
-int rtc_get_memory(ISADevice *dev, int addr);
-
-#endif /* MC146818RTC_H */
diff --git a/include/hw/timer/mc146818rtc_regs.h b/include/hw/timer/mc146818rtc_regs.h
deleted file mode 100644
index bfbb57e..0000000
--- a/include/hw/timer/mc146818rtc_regs.h
+++ /dev/null
@@ -1,90 +0,0 @@
-/*
- * QEMU MC146818 RTC emulation
- *
- * Copyright (c) 2003-2004 Fabrice Bellard
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-
-#ifndef MC146818RTC_REGS_H
-#define MC146818RTC_REGS_H
-
-#include "qemu/timer.h"
-
-#define RTC_ISA_IRQ 8
-
-#define RTC_SECONDS 0
-#define RTC_SECONDS_ALARM 1
-#define RTC_MINUTES 2
-#define RTC_MINUTES_ALARM 3
-#define RTC_HOURS 4
-#define RTC_HOURS_ALARM 5
-#define RTC_ALARM_DONT_CARE 0xC0
-
-#define RTC_DAY_OF_WEEK 6
-#define RTC_DAY_OF_MONTH 7
-#define RTC_MONTH 8
-#define RTC_YEAR 9
-
-#define RTC_REG_A 10
-#define RTC_REG_B 11
-#define RTC_REG_C 12
-#define RTC_REG_D 13
-
-/* PC cmos mappings */
-#define RTC_CENTURY 0x32
-#define RTC_IBM_PS2_CENTURY_BYTE 0x37
-
-#define REG_A_UIP 0x80
-
-#define REG_B_SET 0x80
-#define REG_B_PIE 0x40
-#define REG_B_AIE 0x20
-#define REG_B_UIE 0x10
-#define REG_B_SQWE 0x08
-#define REG_B_DM 0x04
-#define REG_B_24H 0x02
-
-#define REG_C_UF 0x10
-#define REG_C_IRQF 0x80
-#define REG_C_PF 0x40
-#define REG_C_AF 0x20
-#define REG_C_MASK 0x70
-
-static inline uint32_t periodic_period_to_clock(int period_code)
-{
- if (!period_code) {
- return 0;
- }
-
- if (period_code <= 2) {
- period_code += 7;
- }
- /* period in 32 Khz cycles */
- return 1 << (period_code - 1);
-}
-
-#define RTC_CLOCK_RATE 32768
-
-static inline int64_t periodic_clock_to_ns(int64_t clocks)
-{
- return muldiv64(clocks, NANOSECONDS_PER_SECOND, RTC_CLOCK_RATE);
-}
-
-#endif