acpi: add acpi constants from linux header files and use them.
add acpi constants from linux header files and replace the old constants with them. The acpi constants will be used by other file. Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp> Acked-by: Gerd Hoffmann <kraxel@redhat.com> Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
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04762841d8
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56
hw/acpi.c
56
hw/acpi.c
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@ -24,12 +24,10 @@
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#include "sysemu.h"
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#include "i2c.h"
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#include "smbus.h"
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#include "acpi.h"
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//#define DEBUG
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/* i82731AB (PIIX4) compatible power management function */
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#define PM_FREQ 3579545
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#define ACPI_DBG_IO_ADDR 0xb044
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typedef struct PIIX4PMState {
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@ -51,17 +49,6 @@ typedef struct PIIX4PMState {
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int kvm_enabled;
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} PIIX4PMState;
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#define RSM_STS (1 << 15)
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#define PWRBTN_STS (1 << 8)
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#define RTC_EN (1 << 10)
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#define PWRBTN_EN (1 << 8)
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#define GBL_EN (1 << 5)
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#define TMROF_EN (1 << 0)
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#define SCI_EN (1 << 0)
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#define SUS_EN (1 << 13)
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#define ACPI_ENABLE 0xf1
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#define ACPI_DISABLE 0xf0
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@ -70,7 +57,7 @@ static PIIX4PMState *pm_state;
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static uint32_t get_pmtmr(PIIX4PMState *s)
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{
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uint32_t d;
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d = muldiv64(qemu_get_clock(vm_clock), PM_FREQ, get_ticks_per_sec());
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d = muldiv64(qemu_get_clock(vm_clock), PM_TIMER_FREQUENCY, get_ticks_per_sec());
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return d & 0xffffff;
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}
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@ -78,9 +65,10 @@ static int get_pmsts(PIIX4PMState *s)
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{
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int64_t d;
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d = muldiv64(qemu_get_clock(vm_clock), PM_FREQ, get_ticks_per_sec());
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d = muldiv64(qemu_get_clock(vm_clock), PM_TIMER_FREQUENCY,
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get_ticks_per_sec());
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if (d >= s->tmr_overflow_time)
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s->pmsts |= TMROF_EN;
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s->pmsts |= ACPI_BITMASK_TIMER_STATUS;
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return s->pmsts;
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}
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@ -91,11 +79,16 @@ static void pm_update_sci(PIIX4PMState *s)
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pmsts = get_pmsts(s);
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sci_level = (((pmsts & s->pmen) &
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(RTC_EN | PWRBTN_EN | GBL_EN | TMROF_EN)) != 0);
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(ACPI_BITMASK_RT_CLOCK_ENABLE |
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ACPI_BITMASK_POWER_BUTTON_ENABLE |
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ACPI_BITMASK_GLOBAL_LOCK_ENABLE |
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ACPI_BITMASK_TIMER_ENABLE)) != 0);
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qemu_set_irq(s->irq, sci_level);
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/* schedule a timer interruption if needed */
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if ((s->pmen & TMROF_EN) && !(pmsts & TMROF_EN)) {
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expire_time = muldiv64(s->tmr_overflow_time, get_ticks_per_sec(), PM_FREQ);
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if ((s->pmen & ACPI_BITMASK_TIMER_ENABLE) &&
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!(pmsts & ACPI_BITMASK_TIMER_STATUS)) {
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expire_time = muldiv64(s->tmr_overflow_time, get_ticks_per_sec(),
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PM_TIMER_FREQUENCY);
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qemu_mod_timer(s->tmr_timer, expire_time);
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} else {
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qemu_del_timer(s->tmr_timer);
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@ -118,9 +111,9 @@ static void pm_ioport_writew(void *opaque, uint32_t addr, uint32_t val)
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int64_t d;
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int pmsts;
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pmsts = get_pmsts(s);
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if (pmsts & val & TMROF_EN) {
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if (pmsts & val & ACPI_BITMASK_TIMER_STATUS) {
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/* if TMRSTS is reset, then compute the new overflow time */
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d = muldiv64(qemu_get_clock(vm_clock), PM_FREQ,
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d = muldiv64(qemu_get_clock(vm_clock), PM_TIMER_FREQUENCY,
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get_ticks_per_sec());
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s->tmr_overflow_time = (d + 0x800000LL) & ~0x7fffffLL;
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}
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@ -135,8 +128,8 @@ static void pm_ioport_writew(void *opaque, uint32_t addr, uint32_t val)
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case 0x04:
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{
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int sus_typ;
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s->pmcntrl = val & ~(SUS_EN);
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if (val & SUS_EN) {
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s->pmcntrl = val & ~(ACPI_BITMASK_SLEEP_ENABLE);
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if (val & ACPI_BITMASK_SLEEP_ENABLE) {
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/* change suspend type */
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sus_typ = (val >> 10) & 7;
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switch(sus_typ) {
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@ -144,9 +137,10 @@ static void pm_ioport_writew(void *opaque, uint32_t addr, uint32_t val)
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qemu_system_shutdown_request();
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break;
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case 1:
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/* RSM_STS should be set on resume. Pretend that resume
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was caused by power button */
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s->pmsts |= (RSM_STS | PWRBTN_STS);
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/* ACPI_BITMASK_WAKE_STATUS should be set on resume.
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Pretend that resume was caused by power button */
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s->pmsts |= (ACPI_BITMASK_WAKE_STATUS |
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ACPI_BITMASK_POWER_BUTTON_STATUS);
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qemu_system_reset_request();
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if (s->cmos_s3) {
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qemu_irq_raise(s->cmos_s3);
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@ -226,9 +220,9 @@ static void apm_ctrl_changed(uint32_t val, void *arg)
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/* ACPI specs 3.0, 4.7.2.5 */
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if (val == ACPI_ENABLE) {
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s->pmcntrl |= SCI_EN;
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s->pmcntrl |= ACPI_BITMASK_SCI_ENABLE;
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} else if (val == ACPI_DISABLE) {
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s->pmcntrl &= ~SCI_EN;
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s->pmcntrl &= ~ACPI_BITMASK_SCI_ENABLE;
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}
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if (s->dev.config[0x5b] & (1 << 1)) {
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@ -320,8 +314,8 @@ static void piix4_powerdown(void *opaque, int irq, int power_failing)
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if (!s) {
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qemu_system_shutdown_request();
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} else if (s->pmen & PWRBTN_EN) {
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s->pmsts |= PWRBTN_EN;
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} else if (s->pmen & ACPI_BITMASK_POWER_BUTTON_ENABLE) {
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s->pmsts |= ACPI_BITMASK_POWER_BUTTON_STATUS;
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pm_update_sci(s);
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}
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}
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78
hw/acpi.h
Normal file
78
hw/acpi.h
Normal file
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@ -0,0 +1,78 @@
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#ifndef QEMU_HW_ACPI_H
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#define QEMU_HW_ACPI_H
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/*
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* Copyright (c) 2009 Isaku Yamahata <yamahata at valinux co jp>
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* VA Linux Systems Japan K.K.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA
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*/
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/* from linux include/acpi/actype.h */
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/* Default ACPI register widths */
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#define ACPI_GPE_REGISTER_WIDTH 8
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#define ACPI_PM1_REGISTER_WIDTH 16
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#define ACPI_PM2_REGISTER_WIDTH 8
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#define ACPI_PM_TIMER_WIDTH 32
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/* PM Timer ticks per second (HZ) */
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#define PM_TIMER_FREQUENCY 3579545
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/* ACPI fixed hardware registers */
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/* from linux/drivers/acpi/acpica/aclocal.h */
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/* Masks used to access the bit_registers */
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/* PM1x_STS */
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#define ACPI_BITMASK_TIMER_STATUS 0x0001
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#define ACPI_BITMASK_BUS_MASTER_STATUS 0x0010
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#define ACPI_BITMASK_GLOBAL_LOCK_STATUS 0x0020
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#define ACPI_BITMASK_POWER_BUTTON_STATUS 0x0100
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#define ACPI_BITMASK_SLEEP_BUTTON_STATUS 0x0200
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#define ACPI_BITMASK_RT_CLOCK_STATUS 0x0400
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#define ACPI_BITMASK_PCIEXP_WAKE_STATUS 0x4000 /* ACPI 3.0 */
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#define ACPI_BITMASK_WAKE_STATUS 0x8000
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#define ACPI_BITMASK_ALL_FIXED_STATUS (\
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ACPI_BITMASK_TIMER_STATUS | \
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ACPI_BITMASK_BUS_MASTER_STATUS | \
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ACPI_BITMASK_GLOBAL_LOCK_STATUS | \
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ACPI_BITMASK_POWER_BUTTON_STATUS | \
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ACPI_BITMASK_SLEEP_BUTTON_STATUS | \
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ACPI_BITMASK_RT_CLOCK_STATUS | \
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ACPI_BITMASK_WAKE_STATUS)
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/* PM1x_EN */
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#define ACPI_BITMASK_TIMER_ENABLE 0x0001
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#define ACPI_BITMASK_GLOBAL_LOCK_ENABLE 0x0020
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#define ACPI_BITMASK_POWER_BUTTON_ENABLE 0x0100
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#define ACPI_BITMASK_SLEEP_BUTTON_ENABLE 0x0200
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#define ACPI_BITMASK_RT_CLOCK_ENABLE 0x0400
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#define ACPI_BITMASK_PCIEXP_WAKE_DISABLE 0x4000 /* ACPI 3.0 */
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/* PM1x_CNT */
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#define ACPI_BITMASK_SCI_ENABLE 0x0001
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#define ACPI_BITMASK_BUS_MASTER_RLD 0x0002
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#define ACPI_BITMASK_GLOBAL_LOCK_RELEASE 0x0004
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#define ACPI_BITMASK_SLEEP_TYPE 0x1C00
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#define ACPI_BITMASK_SLEEP_ENABLE 0x2000
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/* PM2_CNT */
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#define ACPI_BITMASK_ARB_DISABLE 0x0001
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/* PM_TMR */
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#endif /* !QEMU_HW_ACPI_H */
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