/*
* QEMU M48T59 and M48T08 NVRAM emulation for PPC PREP and Sparc platforms
- *
+ *
* Copyright (c) 2003-2005, 2007 Jocelyn Mayer
- *
+ *
* 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
#ifdef _WIN32
memcpy(tm,localtime(&t),sizeof(*tm));
#else
- localtime_r (&t, tm) ;
+ if (rtc_utc)
+ gmtime_r (&t, tm);
+ else
+ localtime_r (&t, tm) ;
#endif
}
static void set_time (m48t59_t *NVRAM, struct tm *tm)
{
time_t now, new_time;
-
+
new_time = mktime(tm);
now = time(NULL);
NVRAM->time_offset = new_time - now;
m48t59_t *NVRAM = opaque;
qemu_set_irq(NVRAM->IRQ, 1);
- if ((NVRAM->buffer[0x1FF5] & 0x80) == 0 &&
+ if ((NVRAM->buffer[0x1FF5] & 0x80) == 0 &&
(NVRAM->buffer[0x1FF4] & 0x80) == 0 &&
(NVRAM->buffer[0x1FF3] & 0x80) == 0 &&
(NVRAM->buffer[0x1FF2] & 0x80) == 0) {
#ifdef _WIN32
memcpy(tm,localtime(&NVRAM->alarm),sizeof(*tm));
#else
- localtime_r (&NVRAM->alarm, tm);
+ if (rtc_utc)
+ gmtime_r (&NVRAM->alarm, tm);
+ else
+ localtime_r (&NVRAM->alarm, tm);
#endif
}
NVRAM->alarm = mktime(tm);
if (NVRAM->alrm_timer != NULL) {
qemu_del_timer(NVRAM->alrm_timer);
- NVRAM->alrm_timer = NULL;
+ if (NVRAM->alarm - time(NULL) > 0)
+ qemu_mod_timer(NVRAM->alrm_timer, NVRAM->alarm * 1000);
}
- if (NVRAM->alarm - time(NULL) > 0)
- qemu_mod_timer(NVRAM->alrm_timer, NVRAM->alarm * 1000);
}
/* Watchdog management */
{
uint64_t interval; /* in 1/16 seconds */
+ NVRAM->buffer[0x1FF0] &= ~0x80;
if (NVRAM->wd_timer != NULL) {
qemu_del_timer(NVRAM->wd_timer);
- NVRAM->wd_timer = NULL;
- }
- NVRAM->buffer[0x1FF0] &= ~0x80;
- if (value != 0) {
- interval = (1 << (2 * (value & 0x03))) * ((value >> 2) & 0x1F);
- qemu_mod_timer(NVRAM->wd_timer, ((uint64_t)time(NULL) * 1000) +
- ((interval * 1000) >> 4));
+ if (value != 0) {
+ interval = (1 << (2 * (value & 0x03))) * ((value >> 2) & 0x1F);
+ qemu_mod_timer(NVRAM->wd_timer, ((uint64_t)time(NULL) * 1000) +
+ ((interval * 1000) >> 4));
+ }
}
}
if (addr > 0x1FF8 && addr < 0x2000)
NVRAM_PRINTF("%s: 0x%08x => 0x%08x\n", __func__, addr, val);
- if (NVRAM->type == 8 &&
+ if (NVRAM->type == 8 &&
(addr >= 0x1ff0 && addr <= 0x1ff7))
goto do_write;
switch (addr) {
struct tm tm;
uint32_t retval = 0xFF;
- if (NVRAM->type == 8 &&
+ if (NVRAM->type == 8 &&
(addr >= 0x1ff0 && addr <= 0x1ff7))
goto do_read;
switch (addr) {
case 0x1FFF:
/* year */
get_time(NVRAM, &tm);
- if (NVRAM->type == 8)
+ if (NVRAM->type == 8)
retval = toBCD(tm.tm_year - 68); // Base year is 1968
else
retval = toBCD(tm.tm_year);
static void nvram_writeb (void *opaque, target_phys_addr_t addr, uint32_t value)
{
m48t59_t *NVRAM = opaque;
-
+
addr -= NVRAM->mem_base;
m48t59_write(NVRAM, addr, value & 0xff);
}
static void nvram_writew (void *opaque, target_phys_addr_t addr, uint32_t value)
{
m48t59_t *NVRAM = opaque;
-
+
addr -= NVRAM->mem_base;
m48t59_write(NVRAM, addr, (value >> 8) & 0xff);
m48t59_write(NVRAM, addr + 1, value & 0xff);
static void nvram_writel (void *opaque, target_phys_addr_t addr, uint32_t value)
{
m48t59_t *NVRAM = opaque;
-
+
addr -= NVRAM->mem_base;
m48t59_write(NVRAM, addr, (value >> 24) & 0xff);
m48t59_write(NVRAM, addr + 1, (value >> 16) & 0xff);
{
m48t59_t *NVRAM = opaque;
uint32_t retval;
-
+
addr -= NVRAM->mem_base;
retval = m48t59_read(NVRAM, addr);
return retval;
{
m48t59_t *NVRAM = opaque;
uint32_t retval;
-
+
addr -= NVRAM->mem_base;
retval = m48t59_read(NVRAM, addr) << 8;
retval |= m48t59_read(NVRAM, addr + 1);