diff options
Diffstat (limited to 'hw/timer/m48t59-internal.h')
-rw-r--r-- | hw/timer/m48t59-internal.h | 80 |
1 files changed, 0 insertions, 80 deletions
diff --git a/hw/timer/m48t59-internal.h b/hw/timer/m48t59-internal.h deleted file mode 100644 index 4d4f2a6fed..0000000000 --- a/hw/timer/m48t59-internal.h +++ /dev/null @@ -1,80 +0,0 @@ -/* - * QEMU M48T59 and M48T08 NVRAM emulation (common header) - * - * Copyright (c) 2003-2005, 2007 Jocelyn Mayer - * Copyright (c) 2013 Hervé Poussineau - * - * 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 HW_M48T59_INTERNAL_H -#define HW_M48T59_INTERNAL_H - -#define M48T59_DEBUG 0 - -#define NVRAM_PRINTF(fmt, ...) do { \ - if (M48T59_DEBUG) { printf(fmt , ## __VA_ARGS__); } } while (0) - -/* - * The M48T02, M48T08 and M48T59 chips are very similar. The newer '59 has - * alarm and a watchdog timer and related control registers. In the - * PPC platform there is also a nvram lock function. - */ - -typedef struct M48txxInfo { - const char *bus_name; - uint32_t model; /* 2 = m48t02, 8 = m48t08, 59 = m48t59 */ - uint32_t size; -} M48txxInfo; - -typedef struct M48t59State { - /* Hardware parameters */ - qemu_irq IRQ; - MemoryRegion iomem; - uint32_t size; - int32_t base_year; - /* RTC management */ - time_t time_offset; - time_t stop_time; - /* Alarm & watchdog */ - struct tm alarm; - QEMUTimer *alrm_timer; - QEMUTimer *wd_timer; - /* NVRAM storage */ - uint8_t *buffer; - /* Model parameters */ - uint32_t model; /* 2 = m48t02, 8 = m48t08, 59 = m48t59 */ - /* NVRAM storage */ - uint16_t addr; - uint8_t lock; -} M48t59State; - -uint32_t m48t59_read(M48t59State *NVRAM, uint32_t addr); -void m48t59_write(M48t59State *NVRAM, uint32_t addr, uint32_t val); -void m48t59_reset_common(M48t59State *NVRAM); -void m48t59_realize_common(M48t59State *s, Error **errp); - -static inline void m48t59_toggle_lock(M48t59State *NVRAM, int lock) -{ - NVRAM->lock ^= 1 << lock; -} - -extern const MemoryRegionOps m48t59_io_ops; - -#endif /* HW_M48T59_INTERNAL_H */ |