*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see <http://www.gnu.org/licenses/>
+ *
+ * Contributions after 2012-01-13 are licensed under the terms of the
+ * GNU GPL, version 2 or (at your option) any later version.
*/
#include "sysemu.h"
#include "hw.h"
#include "pc.h"
#include "acpi.h"
+#include "monitor.h"
struct acpi_table_header {
uint16_t _length; /* our length, not actual part of the hdr */
}
+static void acpi_notify_wakeup(Notifier *notifier, void *data)
+{
+ ACPIREGS *ar = container_of(notifier, ACPIREGS, wakeup);
+ WakeupReason *reason = data;
+
+ switch (*reason) {
+ case QEMU_WAKEUP_REASON_RTC:
+ ar->pm1.evt.sts |=
+ (ACPI_BITMASK_WAKE_STATUS | ACPI_BITMASK_RT_CLOCK_STATUS);
+ break;
+ case QEMU_WAKEUP_REASON_PMTIMER:
+ ar->pm1.evt.sts |=
+ (ACPI_BITMASK_WAKE_STATUS | ACPI_BITMASK_TIMER_STATUS);
+ break;
+ case QEMU_WAKEUP_REASON_OTHER:
+ default:
+ /* ACPI_BITMASK_WAKE_STATUS should be set on resume.
+ Pretend that resume was caused by power button */
+ ar->pm1.evt.sts |=
+ (ACPI_BITMASK_WAKE_STATUS | ACPI_BITMASK_POWER_BUTTON_STATUS);
+ break;
+ }
+}
+
/* ACPI PM1a EVT */
-uint16_t acpi_pm1_evt_get_sts(ACPIPM1EVT *pm1, int64_t overflow_time)
+uint16_t acpi_pm1_evt_get_sts(ACPIREGS *ar)
{
int64_t d = acpi_pm_tmr_get_clock();
- if (d >= overflow_time) {
- pm1->sts |= ACPI_BITMASK_TIMER_STATUS;
+ if (d >= ar->tmr.overflow_time) {
+ ar->pm1.evt.sts |= ACPI_BITMASK_TIMER_STATUS;
}
- return pm1->sts;
+ return ar->pm1.evt.sts;
}
-void acpi_pm1_evt_write_sts(ACPIPM1EVT *pm1, ACPIPMTimer *tmr, uint16_t val)
+void acpi_pm1_evt_write_sts(ACPIREGS *ar, uint16_t val)
{
- uint16_t pm1_sts = acpi_pm1_evt_get_sts(pm1, tmr->overflow_time);
+ uint16_t pm1_sts = acpi_pm1_evt_get_sts(ar);
if (pm1_sts & val & ACPI_BITMASK_TIMER_STATUS) {
/* if TMRSTS is reset, then compute the new overflow time */
- acpi_pm_tmr_calc_overflow_time(tmr);
+ acpi_pm_tmr_calc_overflow_time(ar);
}
- pm1->sts &= ~val;
+ ar->pm1.evt.sts &= ~val;
+}
+
+void acpi_pm1_evt_write_en(ACPIREGS *ar, uint16_t val)
+{
+ ar->pm1.evt.en = val;
+ qemu_system_wakeup_enable(QEMU_WAKEUP_REASON_RTC,
+ val & ACPI_BITMASK_RT_CLOCK_ENABLE);
+ qemu_system_wakeup_enable(QEMU_WAKEUP_REASON_PMTIMER,
+ val & ACPI_BITMASK_TIMER_ENABLE);
}
-void acpi_pm1_evt_power_down(ACPIPM1EVT *pm1, ACPIPMTimer *tmr)
+void acpi_pm1_evt_power_down(ACPIREGS *ar)
{
- if (!pm1) {
- qemu_system_shutdown_request();
- } else if (pm1->en & ACPI_BITMASK_POWER_BUTTON_ENABLE) {
- pm1->sts |= ACPI_BITMASK_POWER_BUTTON_STATUS;
- tmr->update_sci(tmr);
+ if (ar->pm1.evt.en & ACPI_BITMASK_POWER_BUTTON_ENABLE) {
+ ar->pm1.evt.sts |= ACPI_BITMASK_POWER_BUTTON_STATUS;
+ ar->tmr.update_sci(ar);
}
}
-void acpi_pm1_evt_reset(ACPIPM1EVT *pm1)
+void acpi_pm1_evt_reset(ACPIREGS *ar)
{
- pm1->sts = 0;
- pm1->en = 0;
+ ar->pm1.evt.sts = 0;
+ ar->pm1.evt.en = 0;
+ qemu_system_wakeup_enable(QEMU_WAKEUP_REASON_RTC, 0);
+ qemu_system_wakeup_enable(QEMU_WAKEUP_REASON_PMTIMER, 0);
}
/* ACPI PM_TMR */
-void acpi_pm_tmr_update(ACPIPMTimer *tmr, bool enable)
+void acpi_pm_tmr_update(ACPIREGS *ar, bool enable)
{
int64_t expire_time;
/* schedule a timer interruption if needed */
if (enable) {
- expire_time = muldiv64(tmr->overflow_time, get_ticks_per_sec(),
+ expire_time = muldiv64(ar->tmr.overflow_time, get_ticks_per_sec(),
PM_TIMER_FREQUENCY);
- qemu_mod_timer(tmr->timer, expire_time);
+ qemu_mod_timer(ar->tmr.timer, expire_time);
} else {
- qemu_del_timer(tmr->timer);
+ qemu_del_timer(ar->tmr.timer);
}
}
-void acpi_pm_tmr_calc_overflow_time(ACPIPMTimer *tmr)
+void acpi_pm_tmr_calc_overflow_time(ACPIREGS *ar)
{
int64_t d = acpi_pm_tmr_get_clock();
- tmr->overflow_time = (d + 0x800000LL) & ~0x7fffffLL;
+ ar->tmr.overflow_time = (d + 0x800000LL) & ~0x7fffffLL;
}
-uint32_t acpi_pm_tmr_get(ACPIPMTimer *tmr)
+uint32_t acpi_pm_tmr_get(ACPIREGS *ar)
{
uint32_t d = acpi_pm_tmr_get_clock();
return d & 0xffffff;
static void acpi_pm_tmr_timer(void *opaque)
{
- ACPIPMTimer *tmr = opaque;
- tmr->update_sci(tmr);
+ ACPIREGS *ar = opaque;
+ qemu_system_wakeup_request(QEMU_WAKEUP_REASON_PMTIMER);
+ ar->tmr.update_sci(ar);
}
-void acpi_pm_tmr_init(ACPIPMTimer *tmr, acpi_update_sci_fn update_sci)
+void acpi_pm_tmr_init(ACPIREGS *ar, acpi_update_sci_fn update_sci)
{
- tmr->update_sci = update_sci;
- tmr->timer = qemu_new_timer_ns(vm_clock, acpi_pm_tmr_timer, tmr);
+ ar->tmr.update_sci = update_sci;
+ ar->tmr.timer = qemu_new_timer_ns(vm_clock, acpi_pm_tmr_timer, ar);
}
-void acpi_pm_tmr_reset(ACPIPMTimer *tmr)
+void acpi_pm_tmr_reset(ACPIREGS *ar)
{
- tmr->overflow_time = 0;
- qemu_del_timer(tmr->timer);
+ ar->tmr.overflow_time = 0;
+ qemu_del_timer(ar->tmr.timer);
}
/* ACPI PM1aCNT */
-void acpi_pm1_cnt_init(ACPIPM1CNT *pm1_cnt, qemu_irq cmos_s3)
+void acpi_pm1_cnt_init(ACPIREGS *ar)
{
- pm1_cnt->cmos_s3 = cmos_s3;
+ ar->wakeup.notify = acpi_notify_wakeup;
+ qemu_register_wakeup_notifier(&ar->wakeup);
}
-void acpi_pm1_cnt_write(ACPIPM1EVT *pm1a, ACPIPM1CNT *pm1_cnt, uint16_t val)
+void acpi_pm1_cnt_write(ACPIREGS *ar, uint16_t val, char s4)
{
- pm1_cnt->cnt = val & ~(ACPI_BITMASK_SLEEP_ENABLE);
+ ar->pm1.cnt.cnt = val & ~(ACPI_BITMASK_SLEEP_ENABLE);
if (val & ACPI_BITMASK_SLEEP_ENABLE) {
/* change suspend type */
qemu_system_shutdown_request();
break;
case 1:
- /* ACPI_BITMASK_WAKE_STATUS should be set on resume.
- Pretend that resume was caused by power button */
- pm1a->sts |=
- (ACPI_BITMASK_WAKE_STATUS | ACPI_BITMASK_POWER_BUTTON_STATUS);
- qemu_system_reset_request();
- qemu_irq_raise(pm1_cnt->cmos_s3);
+ qemu_system_suspend_request();
+ break;
default:
+ if (sus_typ == s4) { /* S4 request */
+ monitor_protocol_event(QEVENT_SUSPEND_DISK, NULL);
+ qemu_system_shutdown_request();
+ }
break;
}
}
}
-void acpi_pm1_cnt_update(ACPIPM1CNT *pm1_cnt,
+void acpi_pm1_cnt_update(ACPIREGS *ar,
bool sci_enable, bool sci_disable)
{
/* ACPI specs 3.0, 4.7.2.5 */
if (sci_enable) {
- pm1_cnt->cnt |= ACPI_BITMASK_SCI_ENABLE;
+ ar->pm1.cnt.cnt |= ACPI_BITMASK_SCI_ENABLE;
} else if (sci_disable) {
- pm1_cnt->cnt &= ~ACPI_BITMASK_SCI_ENABLE;
+ ar->pm1.cnt.cnt &= ~ACPI_BITMASK_SCI_ENABLE;
}
}
-void acpi_pm1_cnt_reset(ACPIPM1CNT *pm1_cnt)
+void acpi_pm1_cnt_reset(ACPIREGS *ar)
{
- pm1_cnt->cnt = 0;
- if (pm1_cnt->cmos_s3) {
- qemu_irq_lower(pm1_cnt->cmos_s3);
- }
+ ar->pm1.cnt.cnt = 0;
}
/* ACPI GPE */
-void acpi_gpe_init(ACPIGPE *gpe, uint8_t len)
+void acpi_gpe_init(ACPIREGS *ar, uint8_t len)
{
- gpe->len = len;
- gpe->sts = g_malloc0(len / 2);
- gpe->en = g_malloc0(len / 2);
+ ar->gpe.len = len;
+ ar->gpe.sts = g_malloc0(len / 2);
+ ar->gpe.en = g_malloc0(len / 2);
}
-void acpi_gpe_blk(ACPIGPE *gpe, uint32_t blk)
+void acpi_gpe_blk(ACPIREGS *ar, uint32_t blk)
{
- gpe->blk = blk;
+ ar->gpe.blk = blk;
}
-void acpi_gpe_reset(ACPIGPE *gpe)
+void acpi_gpe_reset(ACPIREGS *ar)
{
- memset(gpe->sts, 0, gpe->len / 2);
- memset(gpe->en, 0, gpe->len / 2);
+ memset(ar->gpe.sts, 0, ar->gpe.len / 2);
+ memset(ar->gpe.en, 0, ar->gpe.len / 2);
}
-static uint8_t *acpi_gpe_ioport_get_ptr(ACPIGPE *gpe, uint32_t addr)
+static uint8_t *acpi_gpe_ioport_get_ptr(ACPIREGS *ar, uint32_t addr)
{
uint8_t *cur = NULL;
- if (addr < gpe->len / 2) {
- cur = gpe->sts + addr;
- } else if (addr < gpe->len) {
- cur = gpe->en + addr - gpe->len / 2;
+ if (addr < ar->gpe.len / 2) {
+ cur = ar->gpe.sts + addr;
+ } else if (addr < ar->gpe.len) {
+ cur = ar->gpe.en + addr - ar->gpe.len / 2;
} else {
abort();
}
return cur;
}
-void acpi_gpe_ioport_writeb(ACPIGPE *gpe, uint32_t addr, uint32_t val)
+void acpi_gpe_ioport_writeb(ACPIREGS *ar, uint32_t addr, uint32_t val)
{
uint8_t *cur;
- addr -= gpe->blk;
- cur = acpi_gpe_ioport_get_ptr(gpe, addr);
- if (addr < gpe->len / 2) {
+ addr -= ar->gpe.blk;
+ cur = acpi_gpe_ioport_get_ptr(ar, addr);
+ if (addr < ar->gpe.len / 2) {
/* GPE_STS */
*cur = (*cur) & ~val;
- } else if (addr < gpe->len) {
+ } else if (addr < ar->gpe.len) {
/* GPE_EN */
*cur = val;
} else {
}
}
-uint32_t acpi_gpe_ioport_readb(ACPIGPE *gpe, uint32_t addr)
+uint32_t acpi_gpe_ioport_readb(ACPIREGS *ar, uint32_t addr)
{
uint8_t *cur;
uint32_t val;
- addr -= gpe->blk;
- cur = acpi_gpe_ioport_get_ptr(gpe, addr);
+ addr -= ar->gpe.blk;
+ cur = acpi_gpe_ioport_get_ptr(ar, addr);
val = 0;
if (cur != NULL) {
val = *cur;
projects / qemu.git / blobdiff