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Diffstat (limited to 'src/devices/machine/dp8573.h')
-rw-r--r-- | src/devices/machine/dp8573.h | 149 |
1 files changed, 0 insertions, 149 deletions
diff --git a/src/devices/machine/dp8573.h b/src/devices/machine/dp8573.h deleted file mode 100644 index 1cb1300dedf..00000000000 --- a/src/devices/machine/dp8573.h +++ /dev/null @@ -1,149 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders:Ryan Holtz -/*************************************************************************** - - DP8573 Real Time Clock (RTC) - -***************************************************************************/ - -#ifndef DEVICES_MACHINE_DP8573_H -#define DEVICES_MACHINE_DP8573_H - -#pragma once - -class dp8573_device : public device_t, public device_nvram_interface -{ -public: - dp8573_device(const machine_config &mconfig, const char *tag, device_t *owner) - : dp8573_device(mconfig, tag, owner, 32768) - { - } - - dp8573_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); - - void write(offs_t offset, u8 data); - u8 read(offs_t offset); - void pfail_w(int state) {} - - auto intr() { return m_intr_cb.bind(); } - auto mfo() { return m_mfo_cb.bind(); } - -protected: - // device-level overrides - virtual void device_start() override; - virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override; - - // device_nvram_interface overrides - virtual void nvram_default() override; - virtual void nvram_read(emu_file &file) override; - virtual void nvram_write(emu_file &file) override; - - void sync_time(); - void save_registers(); - void set_interrupt(uint8_t mask); - void clear_interrupt(uint8_t mask); - - static const device_timer_id TIMER_ID = 0; - - enum - { - REG_MSR = 0x00, // Main Status Register - REG_RTMR = 0x01, // Not Applicable / Real-Time Mode Register - REG_OMR = 0x02, // Not Applicable / Output Mode Register - REG_PFR_ICR0 = 0x03, // Periodic Flag Register / Interrupt Control Register 0 - REG_TSCR_ICR1 = 0x04, // Time Save Control Register / Interrupt Control Register 1 - REG_HUNDREDTH = 0x05, // Hundredths and Tenths of a Second (0-99) - REG_SECOND = 0x06, // Seconds (0-59) - REG_MINUTE = 0x07, // Minutes (0-59) - REG_HOUR = 0x08, // Hours (1-12, 0-23) - REG_DAY = 0x09, // Day of Month (1-28/29/30/31) - REG_MONTH = 0x0a, // Month (1-12) - REG_YEAR = 0x0b, // Year (0-99) - // 0x0c - RAM - REG_RAM_D1D0 = 0x0d, // RAM, D1/D0 bits only - REG_DAYOFWEEK = 0x0e, // Day of Week (1-7) - REG_NA_0FH = 0x0f, - REG_NA_10H = 0x10, - REG_NA_11H = 0x11, - REG_NA_12H = 0x12, - REG_COMP_SECOND = 0x13, // Seconds Compare RAM (0-59) - REG_COMP_MINUTE = 0x14, // Minutes Compare RAM (0-59) - REG_COMP_HOUR = 0x15, // Hours Compare RAM (1-12, 0-23) - REG_COMP_DAY = 0x16, // Day of Month Compare RAM (1-28/29/30/31) - REG_COMP_MONTH = 0x17, // Month Compare RAM (1-12) - REG_COMP_DAYOFWEEK = 0x18, // Day of Week Compare RAM (1-7) - REG_SAVE_SECOND = 0x19, // Seconds Time Save RAM - REG_SAVE_MINUTE = 0x1a, // Minutes Time Save RAM - REG_SAVE_HOUR = 0x1b, // Hours Time Save RAM - REG_SAVE_DAY = 0x1c, // Day of Month Time Save RAM - REG_SAVE_MONTH = 0x1d, // Month Time Save RAM - // 0x1e - RAM - REG_TEST = 0x1f, // RAM / Test Mode Register - - MSR_INT = 0x01, // Interrupt Status - MSR_PF = 0x02, // Power Fail Interrupt - MSR_PER = 0x04, // Period Interrupt - MSR_AL = 0x08, // Alarm Interrupt - MSR_RS = 0x40, // Register Select Bit - MSR_RAM_MASK = 0xf0, - MSR_INT_MASK = 0x0e, - MSR_CLEARABLE_MASK = 0x0c, - - PFR_1MIN = 0x01, // Minutes flag - PFR_10S = 0x02, // 10-second flag - PFR_1S = 0x04, // Seconds flag - PFR_100MS = 0x08, // 100-millisecond flag - PFR_10MS = 0x10, // 10-millisecond flag - PFR_1MS = 0x20, // Millisecond flag - PFR_OSF = 0x40, // Oscillator Failed / Single Supply Bit - PFR_TM = 0x80, // Test Mode Enable - PFR_READ_CLEAR_MASK = 0x3f, - - TSCR_RAM_MASK = 0x3f, - TSCR_NA = 0x40, // N/A - TSCR_TS = 0x80, // Time Save Enable - - RTMR_LY0 = 0x01, // Leap Year LSB - RTMR_LY1 = 0x02, // Leap Year MSB - RTMR_LY = 0x03, - RTMR_12H = 0x04, // 12/!24 hour mode - RTMR_CSS = 0x08, // Clock Start/!Stop - RTMR_IPF = 0x10, // Interrupt PF Operation - RTMR_RAM_MASK = 0xe0, - - OMR_RAM_MASK = 0x7f, - OMR_MO = 0x80, // MFO Pin as Oscillator - - ICR0_MN = 0x01, // Minutes enable - ICR0_TS = 0x02, // 10-second enable - ICR0_S = 0x04, // Seconds enable - ICR0_HM = 0x08, // 100 millisecond enable - ICR0_TM = 0x10, // 10 millisecond enable - ICR0_1M = 0x20, // Milliseconds enable - ICR0_RAM_MASK = 0xc0, - - ICR1_SC = 0x01, // Second compare enable - ICR1_MN = 0x02, // Minute compare enable - ICR1_HR = 0x04, // Hour compare enable - ICR1_DOM = 0x08, // Day of month compare enable - ICR1_MO = 0x10, // Month compare enable - ICR1_DOW = 0x20, // Day of week compare enable - ICR1_ALE = 0x40, // Alarm interrupt enable - ICR1_PFE = 0x80, // Power fail interrupt enable - ICR1_COMPARE_MASK = 0x3f - }; - - uint8_t m_ram[32]; - uint8_t m_tscr; - uint8_t m_pfr; - uint8_t m_millis; - - emu_timer *m_timer; - - devcb_write_line m_intr_cb; - devcb_write_line m_mfo_cb; -}; - -DECLARE_DEVICE_TYPE(DP8573, dp8573_device) - -#endif // DEVICES_MACHINE_DP8573_H |