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authorRajithaY <rajithax.yerrumsetty@intel.com>2017-04-25 03:31:15 -0700
committerRajitha Yerrumchetty <rajithax.yerrumsetty@intel.com>2017-05-22 06:48:08 +0000
commitbb756eebdac6fd24e8919e2c43f7d2c8c4091f59 (patch)
treeca11e03542edf2d8f631efeca5e1626d211107e3 /qemu/hw/timer/m48t59.c
parenta14b48d18a9ed03ec191cf16b162206998a895ce (diff)
Adding qemu as a submodule of KVMFORNFV
This Patch includes the changes to add qemu as a submodule to kvmfornfv repo and make use of the updated latest qemu for the execution of all testcase Change-Id: I1280af507a857675c7f81d30c95255635667bdd7 Signed-off-by:RajithaY<rajithax.yerrumsetty@intel.com>
Diffstat (limited to 'qemu/hw/timer/m48t59.c')
-rw-r--r--qemu/hw/timer/m48t59.c947
1 files changed, 0 insertions, 947 deletions
diff --git a/qemu/hw/timer/m48t59.c b/qemu/hw/timer/m48t59.c
deleted file mode 100644
index e46ca8839..000000000
--- a/qemu/hw/timer/m48t59.c
+++ /dev/null
@@ -1,947 +0,0 @@
-/*
- * QEMU M48T59 and M48T08 NVRAM emulation for PPC PREP and Sparc platforms
- *
- * 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.
- */
-#include "qemu/osdep.h"
-#include "hw/hw.h"
-#include "hw/timer/m48t59.h"
-#include "qapi/error.h"
-#include "qemu/timer.h"
-#include "sysemu/sysemu.h"
-#include "hw/sysbus.h"
-#include "hw/isa/isa.h"
-#include "exec/address-spaces.h"
-#include "qemu/bcd.h"
-
-//#define DEBUG_NVRAM
-
-#if defined(DEBUG_NVRAM)
-#define NVRAM_PRINTF(fmt, ...) do { printf(fmt , ## __VA_ARGS__); } while (0)
-#else
-#define NVRAM_PRINTF(fmt, ...) do { } while (0)
-#endif
-
-#define TYPE_M48TXX_SYS_BUS "sysbus-m48txx"
-#define M48TXX_SYS_BUS_GET_CLASS(obj) \
- OBJECT_GET_CLASS(M48txxSysBusDeviceClass, (obj), TYPE_M48TXX_SYS_BUS)
-#define M48TXX_SYS_BUS_CLASS(klass) \
- OBJECT_CLASS_CHECK(M48txxSysBusDeviceClass, (klass), TYPE_M48TXX_SYS_BUS)
-#define M48TXX_SYS_BUS(obj) \
- OBJECT_CHECK(M48txxSysBusState, (obj), TYPE_M48TXX_SYS_BUS)
-
-#define TYPE_M48TXX_ISA "isa-m48txx"
-#define M48TXX_ISA_GET_CLASS(obj) \
- OBJECT_GET_CLASS(M48txxISADeviceClass, (obj), TYPE_M48TXX_ISA)
-#define M48TXX_ISA_CLASS(klass) \
- OBJECT_CLASS_CHECK(M48txxISADeviceClass, (klass), TYPE_M48TXX_ISA)
-#define M48TXX_ISA(obj) \
- OBJECT_CHECK(M48txxISAState, (obj), TYPE_M48TXX_ISA)
-
-/*
- * 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 *isa_name;
- const char *sysbus_name;
- uint32_t model; /* 2 = m48t02, 8 = m48t08, 59 = m48t59 */
- uint32_t size;
-} M48txxInfo;
-
-/*
- * Chipset docs:
- * http://www.st.com/stonline/products/literature/ds/2410/m48t02.pdf
- * http://www.st.com/stonline/products/literature/ds/2411/m48t08.pdf
- * http://www.st.com/stonline/products/literature/od/7001/m48t59y.pdf
- */
-
-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;
-
-typedef struct M48txxISAState {
- ISADevice parent_obj;
- M48t59State state;
- uint32_t io_base;
- MemoryRegion io;
-} M48txxISAState;
-
-typedef struct M48txxISADeviceClass {
- ISADeviceClass parent_class;
- M48txxInfo info;
-} M48txxISADeviceClass;
-
-typedef struct M48txxSysBusState {
- SysBusDevice parent_obj;
- M48t59State state;
- MemoryRegion io;
-} M48txxSysBusState;
-
-typedef struct M48txxSysBusDeviceClass {
- SysBusDeviceClass parent_class;
- M48txxInfo info;
-} M48txxSysBusDeviceClass;
-
-static M48txxInfo m48txx_info[] = {
- {
- .sysbus_name = "sysbus-m48t02",
- .model = 2,
- .size = 0x800,
- },{
- .sysbus_name = "sysbus-m48t08",
- .model = 8,
- .size = 0x2000,
- },{
- .sysbus_name = "sysbus-m48t59",
- .model = 59,
- .size = 0x2000,
- },{
- .isa_name = "isa-m48t59",
- .model = 59,
- .size = 0x2000,
- }
-};
-
-
-/* Fake timer functions */
-
-/* Alarm management */
-static void alarm_cb (void *opaque)
-{
- struct tm tm;
- uint64_t next_time;
- M48t59State *NVRAM = opaque;
-
- qemu_set_irq(NVRAM->IRQ, 1);
- if ((NVRAM->buffer[0x1FF5] & 0x80) == 0 &&
- (NVRAM->buffer[0x1FF4] & 0x80) == 0 &&
- (NVRAM->buffer[0x1FF3] & 0x80) == 0 &&
- (NVRAM->buffer[0x1FF2] & 0x80) == 0) {
- /* Repeat once a month */
- qemu_get_timedate(&tm, NVRAM->time_offset);
- tm.tm_mon++;
- if (tm.tm_mon == 13) {
- tm.tm_mon = 1;
- tm.tm_year++;
- }
- next_time = qemu_timedate_diff(&tm) - NVRAM->time_offset;
- } else if ((NVRAM->buffer[0x1FF5] & 0x80) != 0 &&
- (NVRAM->buffer[0x1FF4] & 0x80) == 0 &&
- (NVRAM->buffer[0x1FF3] & 0x80) == 0 &&
- (NVRAM->buffer[0x1FF2] & 0x80) == 0) {
- /* Repeat once a day */
- next_time = 24 * 60 * 60;
- } else if ((NVRAM->buffer[0x1FF5] & 0x80) != 0 &&
- (NVRAM->buffer[0x1FF4] & 0x80) != 0 &&
- (NVRAM->buffer[0x1FF3] & 0x80) == 0 &&
- (NVRAM->buffer[0x1FF2] & 0x80) == 0) {
- /* Repeat once an hour */
- next_time = 60 * 60;
- } else if ((NVRAM->buffer[0x1FF5] & 0x80) != 0 &&
- (NVRAM->buffer[0x1FF4] & 0x80) != 0 &&
- (NVRAM->buffer[0x1FF3] & 0x80) != 0 &&
- (NVRAM->buffer[0x1FF2] & 0x80) == 0) {
- /* Repeat once a minute */
- next_time = 60;
- } else {
- /* Repeat once a second */
- next_time = 1;
- }
- timer_mod(NVRAM->alrm_timer, qemu_clock_get_ns(rtc_clock) +
- next_time * 1000);
- qemu_set_irq(NVRAM->IRQ, 0);
-}
-
-static void set_alarm(M48t59State *NVRAM)
-{
- int diff;
- if (NVRAM->alrm_timer != NULL) {
- timer_del(NVRAM->alrm_timer);
- diff = qemu_timedate_diff(&NVRAM->alarm) - NVRAM->time_offset;
- if (diff > 0)
- timer_mod(NVRAM->alrm_timer, diff * 1000);
- }
-}
-
-/* RTC management helpers */
-static inline void get_time(M48t59State *NVRAM, struct tm *tm)
-{
- qemu_get_timedate(tm, NVRAM->time_offset);
-}
-
-static void set_time(M48t59State *NVRAM, struct tm *tm)
-{
- NVRAM->time_offset = qemu_timedate_diff(tm);
- set_alarm(NVRAM);
-}
-
-/* Watchdog management */
-static void watchdog_cb (void *opaque)
-{
- M48t59State *NVRAM = opaque;
-
- NVRAM->buffer[0x1FF0] |= 0x80;
- if (NVRAM->buffer[0x1FF7] & 0x80) {
- NVRAM->buffer[0x1FF7] = 0x00;
- NVRAM->buffer[0x1FFC] &= ~0x40;
- /* May it be a hw CPU Reset instead ? */
- qemu_system_reset_request();
- } else {
- qemu_set_irq(NVRAM->IRQ, 1);
- qemu_set_irq(NVRAM->IRQ, 0);
- }
-}
-
-static void set_up_watchdog(M48t59State *NVRAM, uint8_t value)
-{
- uint64_t interval; /* in 1/16 seconds */
-
- NVRAM->buffer[0x1FF0] &= ~0x80;
- if (NVRAM->wd_timer != NULL) {
- timer_del(NVRAM->wd_timer);
- if (value != 0) {
- interval = (1 << (2 * (value & 0x03))) * ((value >> 2) & 0x1F);
- timer_mod(NVRAM->wd_timer, ((uint64_t)time(NULL) * 1000) +
- ((interval * 1000) >> 4));
- }
- }
-}
-
-/* Direct access to NVRAM */
-static void m48t59_write(M48t59State *NVRAM, uint32_t addr, uint32_t val)
-{
- struct tm tm;
- int tmp;
-
- if (addr > 0x1FF8 && addr < 0x2000)
- NVRAM_PRINTF("%s: 0x%08x => 0x%08x\n", __func__, addr, val);
-
- /* check for NVRAM access */
- if ((NVRAM->model == 2 && addr < 0x7f8) ||
- (NVRAM->model == 8 && addr < 0x1ff8) ||
- (NVRAM->model == 59 && addr < 0x1ff0)) {
- goto do_write;
- }
-
- /* TOD access */
- switch (addr) {
- case 0x1FF0:
- /* flags register : read-only */
- break;
- case 0x1FF1:
- /* unused */
- break;
- case 0x1FF2:
- /* alarm seconds */
- tmp = from_bcd(val & 0x7F);
- if (tmp >= 0 && tmp <= 59) {
- NVRAM->alarm.tm_sec = tmp;
- NVRAM->buffer[0x1FF2] = val;
- set_alarm(NVRAM);
- }
- break;
- case 0x1FF3:
- /* alarm minutes */
- tmp = from_bcd(val & 0x7F);
- if (tmp >= 0 && tmp <= 59) {
- NVRAM->alarm.tm_min = tmp;
- NVRAM->buffer[0x1FF3] = val;
- set_alarm(NVRAM);
- }
- break;
- case 0x1FF4:
- /* alarm hours */
- tmp = from_bcd(val & 0x3F);
- if (tmp >= 0 && tmp <= 23) {
- NVRAM->alarm.tm_hour = tmp;
- NVRAM->buffer[0x1FF4] = val;
- set_alarm(NVRAM);
- }
- break;
- case 0x1FF5:
- /* alarm date */
- tmp = from_bcd(val & 0x3F);
- if (tmp != 0) {
- NVRAM->alarm.tm_mday = tmp;
- NVRAM->buffer[0x1FF5] = val;
- set_alarm(NVRAM);
- }
- break;
- case 0x1FF6:
- /* interrupts */
- NVRAM->buffer[0x1FF6] = val;
- break;
- case 0x1FF7:
- /* watchdog */
- NVRAM->buffer[0x1FF7] = val;
- set_up_watchdog(NVRAM, val);
- break;
- case 0x1FF8:
- case 0x07F8:
- /* control */
- NVRAM->buffer[addr] = (val & ~0xA0) | 0x90;
- break;
- case 0x1FF9:
- case 0x07F9:
- /* seconds (BCD) */
- tmp = from_bcd(val & 0x7F);
- if (tmp >= 0 && tmp <= 59) {
- get_time(NVRAM, &tm);
- tm.tm_sec = tmp;
- set_time(NVRAM, &tm);
- }
- if ((val & 0x80) ^ (NVRAM->buffer[addr] & 0x80)) {
- if (val & 0x80) {
- NVRAM->stop_time = time(NULL);
- } else {
- NVRAM->time_offset += NVRAM->stop_time - time(NULL);
- NVRAM->stop_time = 0;
- }
- }
- NVRAM->buffer[addr] = val & 0x80;
- break;
- case 0x1FFA:
- case 0x07FA:
- /* minutes (BCD) */
- tmp = from_bcd(val & 0x7F);
- if (tmp >= 0 && tmp <= 59) {
- get_time(NVRAM, &tm);
- tm.tm_min = tmp;
- set_time(NVRAM, &tm);
- }
- break;
- case 0x1FFB:
- case 0x07FB:
- /* hours (BCD) */
- tmp = from_bcd(val & 0x3F);
- if (tmp >= 0 && tmp <= 23) {
- get_time(NVRAM, &tm);
- tm.tm_hour = tmp;
- set_time(NVRAM, &tm);
- }
- break;
- case 0x1FFC:
- case 0x07FC:
- /* day of the week / century */
- tmp = from_bcd(val & 0x07);
- get_time(NVRAM, &tm);
- tm.tm_wday = tmp;
- set_time(NVRAM, &tm);
- NVRAM->buffer[addr] = val & 0x40;
- break;
- case 0x1FFD:
- case 0x07FD:
- /* date (BCD) */
- tmp = from_bcd(val & 0x3F);
- if (tmp != 0) {
- get_time(NVRAM, &tm);
- tm.tm_mday = tmp;
- set_time(NVRAM, &tm);
- }
- break;
- case 0x1FFE:
- case 0x07FE:
- /* month */
- tmp = from_bcd(val & 0x1F);
- if (tmp >= 1 && tmp <= 12) {
- get_time(NVRAM, &tm);
- tm.tm_mon = tmp - 1;
- set_time(NVRAM, &tm);
- }
- break;
- case 0x1FFF:
- case 0x07FF:
- /* year */
- tmp = from_bcd(val);
- if (tmp >= 0 && tmp <= 99) {
- get_time(NVRAM, &tm);
- tm.tm_year = from_bcd(val) + NVRAM->base_year - 1900;
- set_time(NVRAM, &tm);
- }
- break;
- default:
- /* Check lock registers state */
- if (addr >= 0x20 && addr <= 0x2F && (NVRAM->lock & 1))
- break;
- if (addr >= 0x30 && addr <= 0x3F && (NVRAM->lock & 2))
- break;
- do_write:
- if (addr < NVRAM->size) {
- NVRAM->buffer[addr] = val & 0xFF;
- }
- break;
- }
-}
-
-static uint32_t m48t59_read(M48t59State *NVRAM, uint32_t addr)
-{
- struct tm tm;
- uint32_t retval = 0xFF;
-
- /* check for NVRAM access */
- if ((NVRAM->model == 2 && addr < 0x078f) ||
- (NVRAM->model == 8 && addr < 0x1ff8) ||
- (NVRAM->model == 59 && addr < 0x1ff0)) {
- goto do_read;
- }
-
- /* TOD access */
- switch (addr) {
- case 0x1FF0:
- /* flags register */
- goto do_read;
- case 0x1FF1:
- /* unused */
- retval = 0;
- break;
- case 0x1FF2:
- /* alarm seconds */
- goto do_read;
- case 0x1FF3:
- /* alarm minutes */
- goto do_read;
- case 0x1FF4:
- /* alarm hours */
- goto do_read;
- case 0x1FF5:
- /* alarm date */
- goto do_read;
- case 0x1FF6:
- /* interrupts */
- goto do_read;
- case 0x1FF7:
- /* A read resets the watchdog */
- set_up_watchdog(NVRAM, NVRAM->buffer[0x1FF7]);
- goto do_read;
- case 0x1FF8:
- case 0x07F8:
- /* control */
- goto do_read;
- case 0x1FF9:
- case 0x07F9:
- /* seconds (BCD) */
- get_time(NVRAM, &tm);
- retval = (NVRAM->buffer[addr] & 0x80) | to_bcd(tm.tm_sec);
- break;
- case 0x1FFA:
- case 0x07FA:
- /* minutes (BCD) */
- get_time(NVRAM, &tm);
- retval = to_bcd(tm.tm_min);
- break;
- case 0x1FFB:
- case 0x07FB:
- /* hours (BCD) */
- get_time(NVRAM, &tm);
- retval = to_bcd(tm.tm_hour);
- break;
- case 0x1FFC:
- case 0x07FC:
- /* day of the week / century */
- get_time(NVRAM, &tm);
- retval = NVRAM->buffer[addr] | tm.tm_wday;
- break;
- case 0x1FFD:
- case 0x07FD:
- /* date */
- get_time(NVRAM, &tm);
- retval = to_bcd(tm.tm_mday);
- break;
- case 0x1FFE:
- case 0x07FE:
- /* month */
- get_time(NVRAM, &tm);
- retval = to_bcd(tm.tm_mon + 1);
- break;
- case 0x1FFF:
- case 0x07FF:
- /* year */
- get_time(NVRAM, &tm);
- retval = to_bcd((tm.tm_year + 1900 - NVRAM->base_year) % 100);
- break;
- default:
- /* Check lock registers state */
- if (addr >= 0x20 && addr <= 0x2F && (NVRAM->lock & 1))
- break;
- if (addr >= 0x30 && addr <= 0x3F && (NVRAM->lock & 2))
- break;
- do_read:
- if (addr < NVRAM->size) {
- retval = NVRAM->buffer[addr];
- }
- break;
- }
- if (addr > 0x1FF9 && addr < 0x2000)
- NVRAM_PRINTF("%s: 0x%08x <= 0x%08x\n", __func__, addr, retval);
-
- return retval;
-}
-
-static void m48t59_toggle_lock(M48t59State *NVRAM, int lock)
-{
- NVRAM->lock ^= 1 << lock;
-}
-
-/* IO access to NVRAM */
-static void NVRAM_writeb(void *opaque, hwaddr addr, uint64_t val,
- unsigned size)
-{
- M48t59State *NVRAM = opaque;
-
- NVRAM_PRINTF("%s: 0x%08x => 0x%08x\n", __func__, addr, val);
- switch (addr) {
- case 0:
- NVRAM->addr &= ~0x00FF;
- NVRAM->addr |= val;
- break;
- case 1:
- NVRAM->addr &= ~0xFF00;
- NVRAM->addr |= val << 8;
- break;
- case 3:
- m48t59_write(NVRAM, NVRAM->addr, val);
- NVRAM->addr = 0x0000;
- break;
- default:
- break;
- }
-}
-
-static uint64_t NVRAM_readb(void *opaque, hwaddr addr, unsigned size)
-{
- M48t59State *NVRAM = opaque;
- uint32_t retval;
-
- switch (addr) {
- case 3:
- retval = m48t59_read(NVRAM, NVRAM->addr);
- break;
- default:
- retval = -1;
- break;
- }
- NVRAM_PRINTF("%s: 0x%08x <= 0x%08x\n", __func__, addr, retval);
-
- return retval;
-}
-
-static void nvram_writeb (void *opaque, hwaddr addr, uint32_t value)
-{
- M48t59State *NVRAM = opaque;
-
- m48t59_write(NVRAM, addr, value & 0xff);
-}
-
-static void nvram_writew (void *opaque, hwaddr addr, uint32_t value)
-{
- M48t59State *NVRAM = opaque;
-
- m48t59_write(NVRAM, addr, (value >> 8) & 0xff);
- m48t59_write(NVRAM, addr + 1, value & 0xff);
-}
-
-static void nvram_writel (void *opaque, hwaddr addr, uint32_t value)
-{
- M48t59State *NVRAM = opaque;
-
- m48t59_write(NVRAM, addr, (value >> 24) & 0xff);
- m48t59_write(NVRAM, addr + 1, (value >> 16) & 0xff);
- m48t59_write(NVRAM, addr + 2, (value >> 8) & 0xff);
- m48t59_write(NVRAM, addr + 3, value & 0xff);
-}
-
-static uint32_t nvram_readb (void *opaque, hwaddr addr)
-{
- M48t59State *NVRAM = opaque;
-
- return m48t59_read(NVRAM, addr);
-}
-
-static uint32_t nvram_readw (void *opaque, hwaddr addr)
-{
- M48t59State *NVRAM = opaque;
- uint32_t retval;
-
- retval = m48t59_read(NVRAM, addr) << 8;
- retval |= m48t59_read(NVRAM, addr + 1);
- return retval;
-}
-
-static uint32_t nvram_readl (void *opaque, hwaddr addr)
-{
- M48t59State *NVRAM = opaque;
- uint32_t retval;
-
- retval = m48t59_read(NVRAM, addr) << 24;
- retval |= m48t59_read(NVRAM, addr + 1) << 16;
- retval |= m48t59_read(NVRAM, addr + 2) << 8;
- retval |= m48t59_read(NVRAM, addr + 3);
- return retval;
-}
-
-static const MemoryRegionOps nvram_ops = {
- .old_mmio = {
- .read = { nvram_readb, nvram_readw, nvram_readl, },
- .write = { nvram_writeb, nvram_writew, nvram_writel, },
- },
- .endianness = DEVICE_NATIVE_ENDIAN,
-};
-
-static const VMStateDescription vmstate_m48t59 = {
- .name = "m48t59",
- .version_id = 1,
- .minimum_version_id = 1,
- .fields = (VMStateField[]) {
- VMSTATE_UINT8(lock, M48t59State),
- VMSTATE_UINT16(addr, M48t59State),
- VMSTATE_VBUFFER_UINT32(buffer, M48t59State, 0, NULL, 0, size),
- VMSTATE_END_OF_LIST()
- }
-};
-
-static void m48t59_reset_common(M48t59State *NVRAM)
-{
- NVRAM->addr = 0;
- NVRAM->lock = 0;
- if (NVRAM->alrm_timer != NULL)
- timer_del(NVRAM->alrm_timer);
-
- if (NVRAM->wd_timer != NULL)
- timer_del(NVRAM->wd_timer);
-}
-
-static void m48t59_reset_isa(DeviceState *d)
-{
- M48txxISAState *isa = M48TXX_ISA(d);
- M48t59State *NVRAM = &isa->state;
-
- m48t59_reset_common(NVRAM);
-}
-
-static void m48t59_reset_sysbus(DeviceState *d)
-{
- M48txxSysBusState *sys = M48TXX_SYS_BUS(d);
- M48t59State *NVRAM = &sys->state;
-
- m48t59_reset_common(NVRAM);
-}
-
-static const MemoryRegionOps m48t59_io_ops = {
- .read = NVRAM_readb,
- .write = NVRAM_writeb,
- .impl = {
- .min_access_size = 1,
- .max_access_size = 1,
- },
- .endianness = DEVICE_LITTLE_ENDIAN,
-};
-
-/* Initialisation routine */
-Nvram *m48t59_init(qemu_irq IRQ, hwaddr mem_base,
- uint32_t io_base, uint16_t size, int base_year,
- int model)
-{
- DeviceState *dev;
- SysBusDevice *s;
- int i;
-
- for (i = 0; i < ARRAY_SIZE(m48txx_info); i++) {
- if (!m48txx_info[i].sysbus_name ||
- m48txx_info[i].size != size ||
- m48txx_info[i].model != model) {
- continue;
- }
-
- dev = qdev_create(NULL, m48txx_info[i].sysbus_name);
- qdev_prop_set_int32(dev, "base-year", base_year);
- qdev_init_nofail(dev);
- s = SYS_BUS_DEVICE(dev);
- sysbus_connect_irq(s, 0, IRQ);
- if (io_base != 0) {
- memory_region_add_subregion(get_system_io(), io_base,
- sysbus_mmio_get_region(s, 1));
- }
- if (mem_base != 0) {
- sysbus_mmio_map(s, 0, mem_base);
- }
-
- return NVRAM(s);
- }
-
- assert(false);
- return NULL;
-}
-
-Nvram *m48t59_init_isa(ISABus *bus, uint32_t io_base, uint16_t size,
- int base_year, int model)
-{
- DeviceState *dev;
- int i;
-
- for (i = 0; i < ARRAY_SIZE(m48txx_info); i++) {
- if (!m48txx_info[i].isa_name ||
- m48txx_info[i].size != size ||
- m48txx_info[i].model != model) {
- continue;
- }
-
- dev = DEVICE(isa_create(bus, m48txx_info[i].isa_name));
- qdev_prop_set_uint32(dev, "iobase", io_base);
- qdev_prop_set_int32(dev, "base-year", base_year);
- qdev_init_nofail(dev);
- return NVRAM(dev);
- }
-
- assert(false);
- return NULL;
-}
-
-static void m48t59_realize_common(M48t59State *s, Error **errp)
-{
- s->buffer = g_malloc0(s->size);
- if (s->model == 59) {
- s->alrm_timer = timer_new_ns(rtc_clock, &alarm_cb, s);
- s->wd_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, &watchdog_cb, s);
- }
- qemu_get_timedate(&s->alarm, 0);
-
- vmstate_register(NULL, -1, &vmstate_m48t59, s);
-}
-
-static void m48t59_isa_realize(DeviceState *dev, Error **errp)
-{
- M48txxISADeviceClass *u = M48TXX_ISA_GET_CLASS(dev);
- ISADevice *isadev = ISA_DEVICE(dev);
- M48txxISAState *d = M48TXX_ISA(dev);
- M48t59State *s = &d->state;
-
- s->model = u->info.model;
- s->size = u->info.size;
- isa_init_irq(isadev, &s->IRQ, 8);
- m48t59_realize_common(s, errp);
- memory_region_init_io(&d->io, OBJECT(dev), &m48t59_io_ops, s, "m48t59", 4);
- if (d->io_base != 0) {
- isa_register_ioport(isadev, &d->io, d->io_base);
- }
-}
-
-static int m48t59_init1(SysBusDevice *dev)
-{
- M48txxSysBusDeviceClass *u = M48TXX_SYS_BUS_GET_CLASS(dev);
- M48txxSysBusState *d = M48TXX_SYS_BUS(dev);
- Object *o = OBJECT(dev);
- M48t59State *s = &d->state;
- Error *err = NULL;
-
- s->model = u->info.model;
- s->size = u->info.size;
- sysbus_init_irq(dev, &s->IRQ);
-
- memory_region_init_io(&s->iomem, o, &nvram_ops, s, "m48t59.nvram",
- s->size);
- memory_region_init_io(&d->io, o, &m48t59_io_ops, s, "m48t59", 4);
- sysbus_init_mmio(dev, &s->iomem);
- sysbus_init_mmio(dev, &d->io);
- m48t59_realize_common(s, &err);
- if (err != NULL) {
- error_free(err);
- return -1;
- }
-
- return 0;
-}
-
-static uint32_t m48txx_isa_read(Nvram *obj, uint32_t addr)
-{
- M48txxISAState *d = M48TXX_ISA(obj);
- return m48t59_read(&d->state, addr);
-}
-
-static void m48txx_isa_write(Nvram *obj, uint32_t addr, uint32_t val)
-{
- M48txxISAState *d = M48TXX_ISA(obj);
- m48t59_write(&d->state, addr, val);
-}
-
-static void m48txx_isa_toggle_lock(Nvram *obj, int lock)
-{
- M48txxISAState *d = M48TXX_ISA(obj);
- m48t59_toggle_lock(&d->state, lock);
-}
-
-static Property m48t59_isa_properties[] = {
- DEFINE_PROP_INT32("base-year", M48txxISAState, state.base_year, 0),
- DEFINE_PROP_UINT32("iobase", M48txxISAState, io_base, 0x74),
- DEFINE_PROP_END_OF_LIST(),
-};
-
-static void m48txx_isa_class_init(ObjectClass *klass, void *data)
-{
- DeviceClass *dc = DEVICE_CLASS(klass);
- NvramClass *nc = NVRAM_CLASS(klass);
-
- dc->realize = m48t59_isa_realize;
- dc->reset = m48t59_reset_isa;
- dc->props = m48t59_isa_properties;
- nc->read = m48txx_isa_read;
- nc->write = m48txx_isa_write;
- nc->toggle_lock = m48txx_isa_toggle_lock;
-}
-
-static void m48txx_isa_concrete_class_init(ObjectClass *klass, void *data)
-{
- M48txxISADeviceClass *u = M48TXX_ISA_CLASS(klass);
- M48txxInfo *info = data;
-
- u->info = *info;
-}
-
-static uint32_t m48txx_sysbus_read(Nvram *obj, uint32_t addr)
-{
- M48txxSysBusState *d = M48TXX_SYS_BUS(obj);
- return m48t59_read(&d->state, addr);
-}
-
-static void m48txx_sysbus_write(Nvram *obj, uint32_t addr, uint32_t val)
-{
- M48txxSysBusState *d = M48TXX_SYS_BUS(obj);
- m48t59_write(&d->state, addr, val);
-}
-
-static void m48txx_sysbus_toggle_lock(Nvram *obj, int lock)
-{
- M48txxSysBusState *d = M48TXX_SYS_BUS(obj);
- m48t59_toggle_lock(&d->state, lock);
-}
-
-static Property m48t59_sysbus_properties[] = {
- DEFINE_PROP_INT32("base-year", M48txxSysBusState, state.base_year, 0),
- DEFINE_PROP_END_OF_LIST(),
-};
-
-static void m48txx_sysbus_class_init(ObjectClass *klass, void *data)
-{
- DeviceClass *dc = DEVICE_CLASS(klass);
- SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
- NvramClass *nc = NVRAM_CLASS(klass);
-
- k->init = m48t59_init1;
- dc->reset = m48t59_reset_sysbus;
- dc->props = m48t59_sysbus_properties;
- nc->read = m48txx_sysbus_read;
- nc->write = m48txx_sysbus_write;
- nc->toggle_lock = m48txx_sysbus_toggle_lock;
-}
-
-static void m48txx_sysbus_concrete_class_init(ObjectClass *klass, void *data)
-{
- M48txxSysBusDeviceClass *u = M48TXX_SYS_BUS_CLASS(klass);
- M48txxInfo *info = data;
-
- u->info = *info;
-}
-
-static const TypeInfo nvram_info = {
- .name = TYPE_NVRAM,
- .parent = TYPE_INTERFACE,
- .class_size = sizeof(NvramClass),
-};
-
-static const TypeInfo m48txx_sysbus_type_info = {
- .name = TYPE_M48TXX_SYS_BUS,
- .parent = TYPE_SYS_BUS_DEVICE,
- .instance_size = sizeof(M48txxSysBusState),
- .abstract = true,
- .class_init = m48txx_sysbus_class_init,
- .interfaces = (InterfaceInfo[]) {
- { TYPE_NVRAM },
- { }
- }
-};
-
-static const TypeInfo m48txx_isa_type_info = {
- .name = TYPE_M48TXX_ISA,
- .parent = TYPE_ISA_DEVICE,
- .instance_size = sizeof(M48txxISAState),
- .abstract = true,
- .class_init = m48txx_isa_class_init,
- .interfaces = (InterfaceInfo[]) {
- { TYPE_NVRAM },
- { }
- }
-};
-
-static void m48t59_register_types(void)
-{
- TypeInfo sysbus_type_info = {
- .parent = TYPE_M48TXX_SYS_BUS,
- .class_size = sizeof(M48txxSysBusDeviceClass),
- .class_init = m48txx_sysbus_concrete_class_init,
- };
- TypeInfo isa_type_info = {
- .parent = TYPE_M48TXX_ISA,
- .class_size = sizeof(M48txxISADeviceClass),
- .class_init = m48txx_isa_concrete_class_init,
- };
- int i;
-
- type_register_static(&nvram_info);
- type_register_static(&m48txx_sysbus_type_info);
- type_register_static(&m48txx_isa_type_info);
-
- for (i = 0; i < ARRAY_SIZE(m48txx_info); i++) {
- if (m48txx_info[i].sysbus_name) {
- sysbus_type_info.name = m48txx_info[i].sysbus_name;
- sysbus_type_info.class_data = &m48txx_info[i];
- type_register(&sysbus_type_info);
- }
-
- if (m48txx_info[i].isa_name) {
- isa_type_info.name = m48txx_info[i].isa_name;
- isa_type_info.class_data = &m48txx_info[i];
- type_register(&isa_type_info);
- }
- }
-}
-
-type_init(m48t59_register_types)