int
acpidock_eject(struct acpidock_softc *sc, struct aml_node *node)
{
struct aml_value cmd;
struct aml_value res;
int rv;
if (node != sc->sc_devnode)
aml_notify(node, 3);
memset(&cmd, 0, sizeof cmd);
cmd.v_integer = 1;
cmd.type = AML_OBJTYPE_INTEGER;
if (aml_evalname(sc->sc_acpi, node, "_EJ0", 1, &cmd,
&res) != 0) {
dnprintf(15, "%s: _EJ0 failed\n", DEVNAME(sc));
rv = 0;
} else {
dnprintf(15, "%s: _EJ0 successful\n", DEVNAME(sc));
rv = 1;
}
aml_freevalue(&res);
return (rv);
}
int
acpiec_gpehandler(struct acpi_softc *acpi_sc, int gpe, void *arg)
{
struct acpiec_softc *sc = arg;
u_int8_t mask, stat;
dnprintf(10, "ACPIEC: got gpe\n");
/* Reset GPE event */
mask = (1L << (gpe & 7));
acpi_write_pmreg(acpi_sc, ACPIREG_GPE_STS, gpe>>3, mask);
acpi_write_pmreg(acpi_sc, ACPIREG_GPE_EN, gpe>>3, mask);
do {
if (sc->sc_gotsci)
acpiec_sci_event(sc);
stat = acpiec_status(sc);
dnprintf(40, "%s: EC interrupt, stat: %b\n",
DEVNAME(sc), (int)stat,
"\20\x8IGN\x7SMI\x6SCI\05BURST\04CMD\03IGN\02IBF\01OBF");
if (stat & EC_STAT_SCI_EVT)
sc->sc_gotsci = 1;
} while (sc->sc_gotsci);
return (0);
}
int
acpiec_gpehandler(struct acpi_softc *acpi_sc, int gpe, void *arg)
{
struct acpiec_softc *sc = arg;
u_int8_t mask, stat, en;
int s;
KASSERT(sc->sc_ecbusy == 0);
dnprintf(10, "ACPIEC: got gpe\n");
do {
if (sc->sc_gotsci)
acpiec_sci_event(sc);
stat = acpiec_status(sc);
dnprintf(40, "%s: EC interrupt, stat: %b\n",
DEVNAME(sc), (int)stat,
"\20\x8IGN\x7SMI\x6SCI\05BURST\04CMD\03IGN\02IBF\01OBF");
if (stat & EC_STAT_SCI_EVT)
sc->sc_gotsci = 1;
else
sc->sc_gotsci = 0;
} while (sc->sc_gotsci);
/* Unmask the GPE which was blocked at interrupt time */
s = spltty();
mask = (1L << (gpe & 7));
en = acpi_read_pmreg(acpi_sc, ACPIREG_GPE_EN, gpe>>3);
acpi_write_pmreg(acpi_sc, ACPIREG_GPE_EN, gpe>>3, en | mask);
splx(s);
return (0);
}
void
acpitz_refresh(void *arg)
{
struct acpitz_softc *sc = arg;
int i, trend;
extern int acpi_s5;
dnprintf(30, "%s: %s: refresh\n", DEVNAME(sc),
sc->sc_devnode->parent->name);
if (-1 == (sc->sc_tmp = acpitz_getreading(sc, "_TMP"))) {
dnprintf(30, "%s: %s: failed to read temp!\n", DEVNAME(sc),
sc->sc_devnode->parent->name);
sc->sc_tmp = 0; /* XXX */
}
if (sc->sc_crt != -1 && sc->sc_crt <= sc->sc_tmp) {
/* Do critical shutdown */
printf("%s: Critical temperature, shutting down!\n",
DEVNAME(sc));
acpi_s5 = 1;
psignal(initproc, SIGUSR1);
}
if (sc->sc_hot != -1 && sc->sc_hot <= sc->sc_tmp)
printf("%s: _HOT temperature\n", DEVNAME(sc));
if (sc->sc_lasttmp != -1 && sc->sc_tc1 != -1 && sc->sc_tc2 != -1 &&
sc->sc_psv != -1) {
if (sc->sc_psv <= sc->sc_tmp) {
sc->sc_pse = 1;
trend = sc->sc_tc1 * (sc->sc_tmp - sc->sc_lasttmp) +
sc->sc_tc2 * (sc->sc_tmp - sc->sc_psv);
/* printf("_TZ trend = %d\n", trend); */
} else if (sc->sc_pse)
sc->sc_pse = 0;
}
sc->sc_lasttmp = sc->sc_tmp;
for (i = 0; i < ACPITZ_MAX_AC; i++) {
if (sc->sc_ac[i] != -1 && sc->sc_ac[i] <= sc->sc_tmp) {
/* turn on fan i */
if (sc->sc_ac_stat[i] <= 0)
acpitz_setfan(sc, i, "_ON_");
} else if (sc->sc_ac[i] != -1) {
/* turn off fan i */
if (sc->sc_ac_stat[i] > 0)
acpitz_setfan(sc, i, "_OFF");
}
}
sc->sc_sens.value = sc->sc_tmp * 100000;
}
int
acpidock_walkchildren(struct aml_node *node, void *arg)
{
struct acpidock_softc *sc = arg;
struct aml_nodelist *n;
if (node && node->value && node->value->type == AML_OBJTYPE_DEVICE) {
n = malloc(sizeof *n, M_DEVBUF, M_WAITOK | M_ZERO);
n->node = node;
dnprintf(10,"%s depends on", aml_nodename(node));
dnprintf(10,"%s\n", aml_nodename(sc->sc_devnode));
TAILQ_INSERT_TAIL(&sc->sc_deps_h, n, entries);
}
return (0);
}
int
acpibat_notify(struct aml_node *node, int notify_type, void *arg)
{
struct acpibat_softc *sc = arg;
int64_t sta;
dnprintf(10, "acpibat_notify: %.2x %s\n", notify_type,
sc->sc_devnode->name);
/* Check if installed state of battery has changed */
if (aml_evalinteger(sc->sc_acpi, node, "_STA", 0, NULL, &sta) == 0) {
if (sta & STA_BATTERY)
sc->sc_bat_present = 1;
else
sc->sc_bat_present = 0;
}
switch (notify_type) {
case 0x00: /* Poll sensors */
case 0x80: /* _BST changed */
acpibat_getbst(sc);
break;
case 0x81: /* _BIF changed */
acpibat_getbif(sc);
break;
default:
break;
}
acpibat_refresh(sc);
return (0);
}
void
acpiec_attach(struct device *parent, struct device *self, void *aux)
{
struct acpiec_softc *sc = (struct acpiec_softc *)self;
struct acpi_attach_args *aa = aux;
sc->sc_acpi = (struct acpi_softc *)parent;
sc->sc_devnode = aa->aaa_node;
if (acpiec_getcrs(sc, aa)) {
printf(": Failed to read resource settings\n");
return;
}
sc->sc_acpi->sc_ec = sc;
if (acpiec_reg(sc)) {
printf(": Failed to register address space\n");
return;
}
acpiec_get_events(sc);
dnprintf(10, "%s: GPE: %d\n", DEVNAME(sc), sc->sc_gpe);
#ifndef SMALL_KERNEL
acpi_set_gpehandler(sc->sc_acpi, sc->sc_gpe, acpiec_gpehandler,
sc, 1);
#endif
printf("\n");
}
struct acpi_cstate *
acpicpu_add_cstate(struct acpicpu_softc *sc, int type,
int latency, int power, int address)
{
struct acpi_cstate *cx;
dnprintf(10," C%d: latency:.%4x power:%.4x addr:%.8x\n",
type, latency, power, address);
switch (type) {
case ACPI_STATE_C2:
if (latency > ACPI_MAX_C2_LATENCY || !address || (sc->sc_flags & FLAGS_NO_C2))
goto bad;
break;
case ACPI_STATE_C3:
if (latency > ACPI_MAX_C3_LATENCY || !address || (sc->sc_flags & FLAGS_NO_C3))
goto bad;
break;
}
cx = malloc(sizeof(struct acpi_cstate), M_DEVBUF, M_WAITOK);
memset(cx, 0, sizeof(struct acpi_cstate));
cx->type = type;
cx->power = power;
cx->latency = latency;
cx->address = address;
SLIST_INSERT_HEAD(&sc->sc_cstates, cx, link);
return cx;
bad:
printf("acpicpu%d: C%d not supported\n", sc->sc_cpu, type);
return NULL;
}
void
acpiec_write_cmd(struct acpiec_softc *sc, u_int8_t val)
{
acpiec_wait(sc, EC_STAT_IBF, 0);
dnprintf(40, "acpiec: write_cmd -- %d\n", (int)val);
bus_space_write_1(sc->sc_cmd_bt, sc->sc_cmd_bh, 0, val);
}
u_int8_t
acpiec_read_data(struct acpiec_softc *sc)
{
u_int8_t val;
acpiec_wait(sc, EC_STAT_OBF, EC_STAT_OBF);
dnprintf(40, "acpiec: read_data\n", (int)val);
val = bus_space_read_1(sc->sc_data_bt, sc->sc_data_bh, 0);
return (val);
}
void
acpiec_wait(struct acpiec_softc *sc, u_int8_t mask, u_int8_t val)
{
u_int8_t stat;
dnprintf(40, "%s: EC wait_ns for: %b == %02x\n",
DEVNAME(sc), (int)mask,
"\20\x8IGN\x7SMI\x6SCI\05BURST\04CMD\03IGN\02IBF\01OBF", (int)val);
while (((stat = acpiec_status(sc)) & mask) != val) {
if (stat & EC_STAT_SCI_EVT)
sc->sc_gotsci = 1;
if (cold)
delay(1);
else
tsleep(sc, PWAIT, "ecwait", 1);
}
dnprintf(40, "%s: EC wait_ns, stat: %b\n", DEVNAME(sc), (int)stat,
"\20\x8IGN\x7SMI\x6SCI\05BURST\04CMD\03IGN\02IBF\01OBF");
}
int
acpibat_getbst(struct acpibat_softc *sc)
{
struct aml_value res;
int rv = EINVAL;
if (!sc->sc_bat_present) {
memset(&sc->sc_bst, 0, sizeof(sc->sc_bst));
return (0);
}
if (aml_evalname(sc->sc_acpi, sc->sc_devnode, "_BST", 0, NULL, &res)) {
dnprintf(10, "%s: no _BST\n", DEVNAME(sc));
goto out;
}
if (res.length != 4) {
dnprintf(10, "%s: invalid _BST, battery status not saved\n",
DEVNAME(sc));
goto out;
}
sc->sc_bst.bst_state = aml_val2int(res.v_package[0]);
sc->sc_bst.bst_rate = aml_val2int(res.v_package[1]);
sc->sc_bst.bst_capacity = aml_val2int(res.v_package[2]);
sc->sc_bst.bst_voltage = aml_val2int(res.v_package[3]);
dnprintf(60, "state: %u rate: %u cap: %u volt: %u ",
sc->sc_bst.bst_state,
sc->sc_bst.bst_rate,
sc->sc_bst.bst_capacity,
sc->sc_bst.bst_voltage);
rv = 0;
out:
aml_freevalue(&res);
return (rv);
}
void
acpiec_get_events(struct acpiec_softc *sc)
{
int idx;
char name[16];
memset(sc->sc_events, 0, sizeof(sc->sc_events));
for (idx = 0; idx < ACPIEC_MAX_EVENTS; idx++) {
snprintf(name, sizeof(name), "_Q%02X", idx);
sc->sc_events[idx].event = aml_searchname(sc->sc_devnode, name);
if (sc->sc_events[idx].event != NULL)
dnprintf(10, "%s: Found event %s\n", DEVNAME(sc), name);
}
}
int
acpidock_dockctl(struct acpidock_softc *sc, int dock)
{
struct aml_value cmd;
struct aml_value res;
int rv;
memset(&cmd, 0, sizeof cmd);
cmd.v_integer = dock;
cmd.type = AML_OBJTYPE_INTEGER;
if (aml_evalname(sc->sc_acpi, sc->sc_devnode, "_DCK", 1, &cmd,
&res) != 0) {
dnprintf(15, "%s: _DCK %d failed\n", DEVNAME(sc), dock);
rv = 0;
} else {
dnprintf(15, "%s: _DCK %d successful\n", DEVNAME(sc), dock);
rv = 1;
}
aml_freevalue(&res);
return (rv);
}
void
acpiec_write(struct acpiec_softc *sc, u_int8_t addr, int len, u_int8_t *buffer)
{
int reg;
/*
* this works because everything runs in the acpi thread context.
* at some point add a lock to deal with concurrency so that a
* transaction does not get interrupted.
*/
acpiec_burst_enable(sc);
dnprintf(20, "%s: write %d, %d\n", DEVNAME(sc), (int)addr, len);
for (reg = 0; reg < len; reg++)
acpiec_write_1(sc, addr + reg, buffer[reg]);
}
int
acpitz_getreading(struct acpitz_softc *sc, char *name)
{
struct aml_value res;
int rv = -1;
if (aml_evalname(sc->sc_acpi, sc->sc_devnode, name, 0, NULL, &res)) {
dnprintf(10, "%s: no %s\n", DEVNAME(sc), name);
goto out;
}
rv = aml_val2int(&res);
out:
aml_freevalue(&res);
return (rv);
}
int
acpidock_notify(struct aml_node *node, int notify_type, void *arg)
{
struct acpidock_softc *sc = arg;
struct aml_nodelist *n;
dnprintf(5, "%s: acpidock_notify: notify %d\n", DEVNAME(sc),
notify_type);
switch (notify_type) {
case ACPIDOCK_EVENT_INSERT:
acpidock_docklock(sc, 1);
acpidock_dockctl(sc, 1);
TAILQ_FOREACH_REVERSE(n, &sc->sc_deps_h, aml_nodelisth, entries)
aml_notify(n->node, 0x00);
break;
case ACPIDOCK_EVENT_EJECT:
case ACPIDOCK_EVENT_DEVCHECK:
/* ACPI Spec says eject button press generates
* a Notify(Device, 1); */
TAILQ_FOREACH(n, &sc->sc_deps_h, entries)
acpidock_eject(sc, n->node);
acpidock_dockctl(sc, 0);
acpidock_docklock(sc, 0);
/* now actually undock */
acpidock_eject(sc, sc->sc_devnode);
break;
}
acpidock_status(sc);
sc->sc_sens.value = sc->sc_docked == ACPIDOCK_STATUS_DOCKED;
if (sc->sc_docked)
strlcpy(sc->sc_sens.desc, "docked",
sizeof(sc->sc_sens.desc));
else
strlcpy(sc->sc_sens.desc, "not docked",
sizeof(sc->sc_sens.desc));
printf("%s: %s\n",
DEVNAME(sc), sc->sc_docked == ACPIDOCK_STATUS_DOCKED ?
"docked" : "undocked");
return (0);
}
void
acpibat_attach(struct device *parent, struct device *self, void *aux)
{
struct acpibat_softc *sc = (struct acpibat_softc *)self;
struct acpi_attach_args *aa = aux;
struct aml_value res;
sc->sc_acpi = (struct acpi_softc *)parent;
sc->sc_devnode = aa->aaa_node;
if (aml_evalname(sc->sc_acpi, sc->sc_devnode, "_STA", 0, NULL, &res)) {
dnprintf(10, "%s: no _STA\n", DEVNAME(sc));
return;
}
if ((res.v_integer & STA_BATTERY) != 0) {
sc->sc_bat_present = 1;
acpibat_getbif(sc);
acpibat_getbst(sc);
printf(": %s", sc->sc_devnode->name);
if (sc->sc_bif.bif_model[0])
printf(" model \"%s\"", sc->sc_bif.bif_model);
if (sc->sc_bif.bif_serial[0])
printf(" serial %s", sc->sc_bif.bif_serial);
if (sc->sc_bif.bif_type[0])
printf(" type %s", sc->sc_bif.bif_type);
if (sc->sc_bif.bif_oem[0])
printf(" oem \"%s\"", sc->sc_bif.bif_oem);
printf("\n");
} else {
sc->sc_bat_present = 0;
printf(": %s not present\n", sc->sc_devnode->name);
}
aml_freevalue(&res);
/* create sensors */
acpibat_monitor(sc);
/* populate sensors */
acpibat_refresh(sc);
aml_register_notify(sc->sc_devnode, aa->aaa_dev,
acpibat_notify, sc, ACPIDEV_POLL);
}
void
acpiec_sci_event(struct acpiec_softc *sc)
{
u_int8_t evt;
sc->sc_gotsci = 0;
acpiec_wait(sc, EC_STAT_IBF, 0);
bus_space_write_1(sc->sc_cmd_bt, sc->sc_cmd_bh, 0, EC_CMD_QR);
acpiec_wait(sc, EC_STAT_OBF, EC_STAT_OBF);
evt = bus_space_read_1(sc->sc_data_bt, sc->sc_data_bh, 0);
if (evt) {
dnprintf(10, "%s: sci_event: 0x%02x\n", DEVNAME(sc), (int)evt);
aml_evalnode(sc->sc_acpi, sc->sc_events[evt].event, 0, NULL,
NULL);
}
}
int
acpiec_reg(struct acpiec_softc *sc)
{
struct aml_value arg[2];
memset(&arg, 0, sizeof(arg));
arg[0].type = AML_OBJTYPE_INTEGER;
arg[0].v_integer = REG_TYPE_EC;
arg[1].type = AML_OBJTYPE_INTEGER;
arg[1].v_integer = 1;
if (aml_evalname(sc->sc_acpi, sc->sc_devnode, "_REG", 2,
arg, NULL) != 0) {
dnprintf(10, "%s: eval method _REG failed\n", DEVNAME(sc));
return (1);
}
return (0);
}
int
acpiec_reg(struct acpiec_softc *sc)
{
struct aml_value arg[2];
struct aml_node *node;
memset(&arg, 0, sizeof(arg));
arg[0].type = AML_OBJTYPE_INTEGER;
arg[0].v_integer = REG_TYPE_EC;
arg[1].type = AML_OBJTYPE_INTEGER;
arg[1].v_integer = 1;
node = aml_searchname(sc->sc_devnode, "_REG");
if (node && aml_evalnode(sc->sc_acpi, node, 2, arg, NULL)) {
dnprintf(10, "%s: eval method _REG failed\n", DEVNAME(sc));
printf("acpiec _REG failed, broken BIOS\n");
}
return (0);
}
int
acpicpu_notify(struct aml_node *node, int notify_type, void *arg)
{
struct acpicpu_softc *sc = arg;
dnprintf(10, "acpicpu_notify: %.2x %s\n", notify_type,
sc->sc_devnode->name);
switch (notify_type) {
case 0x80: /* _PPC changed, retrieve new values */
acpicpu_getpct(sc);
acpicpu_getpss(sc);
break;
default:
printf("%s: unhandled cpu event %x\n", DEVNAME(sc),
notify_type);
break;
}
return (0);
}
void
acpiec_attach(struct device *parent, struct device *self, void *aux)
{
struct acpiec_softc *sc = (struct acpiec_softc *)self;
struct acpi_attach_args *aa = aux;
struct aml_value res;
sc->sc_acpi = (struct acpi_softc *)parent;
sc->sc_devnode = aa->aaa_node;
if (acpiec_getcrs(sc, aa)) {
printf(": Failed to read resource settings\n");
return;
}
sc->sc_acpi->sc_ec = sc;
if (acpiec_reg(sc)) {
printf(": Failed to register address space\n");
return;
}
acpiec_get_events(sc);
dnprintf(10, "%s: GPE: %d\n", DEVNAME(sc), sc->sc_gpe);
#ifndef SMALL_KERNEL
acpi_set_gpehandler(sc->sc_acpi, sc->sc_gpe, acpiec_gpehandler,
sc, 1);
#endif
if (aml_evalname(sc->sc_acpi, sc->sc_devnode, "_GLK", 0, NULL, &res))
sc->sc_glk = 0;
else if (res.type != AML_OBJTYPE_INTEGER)
sc->sc_glk = 0;
else
sc->sc_glk = res.v_integer ? 1 : 0;
printf("\n");
}
int
acpicpu_getpss(struct acpicpu_softc *sc)
{
struct aml_value res;
int i;
if (aml_evalname(sc->sc_acpi, sc->sc_devnode, "_PSS", 0, NULL, &res)) {
dnprintf(20, "%s: no _PSS\n", DEVNAME(sc));
return (1);
}
if (sc->sc_pss)
free(sc->sc_pss, M_DEVBUF);
sc->sc_pss = malloc(res.length * sizeof *sc->sc_pss, M_DEVBUF,
M_WAITOK);
memset(sc->sc_pss, 0, res.length * sizeof *sc->sc_pss);
for (i = 0; i < res.length; i++) {
sc->sc_pss[i].pss_core_freq = aml_val2int(
res.v_package[i]->v_package[0]);
sc->sc_pss[i].pss_power = aml_val2int(
res.v_package[i]->v_package[1]);
sc->sc_pss[i].pss_trans_latency = aml_val2int(
res.v_package[i]->v_package[2]);
sc->sc_pss[i].pss_bus_latency = aml_val2int(
res.v_package[i]->v_package[3]);
sc->sc_pss[i].pss_ctrl = aml_val2int(
res.v_package[i]->v_package[4]);
sc->sc_pss[i].pss_status = aml_val2int(
res.v_package[i]->v_package[5]);
}
aml_freevalue(&res);
sc->sc_pss_len = res.length;
return (0);
}
int
acpitz_notify(struct aml_node *node, int notify_type, void *arg)
{
struct acpitz_softc *sc = arg;
u_int64_t crt;
dnprintf(10, "%s notify: %.2x %s\n", DEVNAME(sc), notify_type,
sc->sc_devnode->parent->name);
switch (notify_type) {
case 0x81: /* Operating Points changed */
sc->sc_psv = acpitz_getreading(sc, "_PSV");
crt = sc->sc_crt;
sc->sc_crt = acpitz_getreading(sc, "_CRT");
if (crt != sc->sc_crt)
printf("%s: critical temperature: %u degC",
DEVNAME(sc), (sc->sc_crt - 2732) / 10);
break;
default:
break;
}
acpitz_refresh(sc);
return (0);
}
int
acpidock_foundejd(struct aml_node *node, void *arg)
{
struct acpidock_softc *sc = (struct acpidock_softc *)arg;
struct aml_value res;
struct aml_node *dock;
extern struct aml_node aml_root;
dnprintf(15, "%s: %s", DEVNAME(sc), node->name);
if (aml_evalnode(sc->sc_acpi, node, 0, NULL, &res) == -1)
printf(": error\n");
else {
dock = aml_searchname(&aml_root, res.v_string);
if (dock == sc->sc_devnode)
/* Add all children devices of Device containing _EJD */
aml_walknodes(node->parent, AML_WALK_POST,
acpidock_walkchildren, sc);
aml_freevalue(&res);
}
return (0);
}
void
acpicpu_setperf(int level) {
struct acpicpu_softc *sc;
struct acpicpu_pss *pss = NULL;
int idx;
u_int32_t stat_as, ctrl_as, stat_len, ctrl_len;
u_int32_t status = 0;
sc = acpicpu_sc[cpu_number()];
dnprintf(10, "%s: acpicpu setperf level %d\n",
sc->sc_devnode->>name, level);
if (level < 0 || level > 100) {
dnprintf(10, "%s: acpicpu setperf illegal percentage\n",
sc->sc_devnode->name);
return;
}
idx = (sc->sc_pss_len - 1) - (level / (100 / sc->sc_pss_len));
if (idx < 0)
idx = 0; /* compensate */
if (idx > sc->sc_pss_len) {
/* XXX should never happen */
printf("%s: acpicpu setperf index out of range\n",
sc->sc_devnode->name);
return;
}
dnprintf(10, "%s: acpicpu setperf index %d\n",
sc->sc_devnode->name, idx);
pss = &sc->sc_pss[idx];
/* if not set assume single 32 bit access */
stat_as = sc->sc_pct.pct_status.grd_gas.register_bit_width / 8;
if (stat_as == 0)
stat_as = 4;
ctrl_as = sc->sc_pct.pct_ctrl.grd_gas.register_bit_width / 8;
if (ctrl_as == 0)
ctrl_as = 4;
stat_len = sc->sc_pct.pct_status.grd_gas.access_size;
if (stat_len == 0)
stat_len = stat_as;
ctrl_len = sc->sc_pct.pct_ctrl.grd_gas.access_size;
if (ctrl_len == 0)
ctrl_len = ctrl_as;
#ifdef ACPI_DEBUG
/* keep this for now since we will need this for debug in the field */
printf("0 status: %x %llx %u %u ctrl: %x %llx %u %u\n",
sc->sc_pct.pct_status.grd_gas.address_space_id,
sc->sc_pct.pct_status.grd_gas.address,
stat_as, stat_len,
sc->sc_pct.pct_ctrl.grd_gas.address_space_id,
sc->sc_pct.pct_ctrl.grd_gas.address,
ctrl_as, ctrl_len);
#endif
acpi_gasio(sc->sc_acpi, ACPI_IOREAD,
sc->sc_pct.pct_status.grd_gas.address_space_id,
sc->sc_pct.pct_status.grd_gas.address, stat_as, stat_len,
&status);
dnprintf(20, "status: %u <- %u\n", status, pss->pss_status);
/* Are we already at the requested frequency? */
if (status == pss->pss_status)
return;
acpi_gasio(sc->sc_acpi, ACPI_IOWRITE,
sc->sc_pct.pct_ctrl.grd_gas.address_space_id,
sc->sc_pct.pct_ctrl.grd_gas.address, ctrl_as, ctrl_len,
&pss->pss_ctrl);
dnprintf(20, "pss_ctrl: %x\n", pss->pss_ctrl);
acpi_gasio(sc->sc_acpi, ACPI_IOREAD,
sc->sc_pct.pct_status.grd_gas.address_space_id,
sc->sc_pct.pct_status.grd_gas.address, stat_as, stat_as,
&status);
dnprintf(20, "3 status: %d\n", status);
/* Did the transition succeed? */
if (status == pss->pss_status)
cpuspeed = pss->pss_core_freq;
else
printf("%s: acpicpu setperf failed to alter frequency\n",
sc->sc_devnode->name);
}
int
acpicpu_getpct(struct acpicpu_softc *sc)
{
struct aml_value res;
int rv = 1;
if (aml_evalname(sc->sc_acpi, sc->sc_devnode, "_PPC", 0, NULL, &res)) {
dnprintf(20, "%s: no _PPC\n", DEVNAME(sc));
printf("%s: no _PPC\n", DEVNAME(sc));
return (1);
}
dnprintf(10, "_PPC: %d\n", aml_val2int(&res));
aml_freevalue(&res);
if (aml_evalname(sc->sc_acpi, sc->sc_devnode, "_PCT", 0, NULL, &res)) {
printf("%s: no _PCT\n", DEVNAME(sc));
return (1);
}
if (res.length != 2) {
printf("%s: %s: invalid _PCT length\n", DEVNAME(sc),
sc->sc_devnode->name);
return (1);
}
memcpy(&sc->sc_pct.pct_ctrl, res.v_package[0]->v_buffer,
sizeof sc->sc_pct.pct_ctrl);
if (sc->sc_pct.pct_ctrl.grd_gas.address_space_id ==
GAS_FUNCTIONAL_FIXED) {
printf("CTRL GASIO is CPU manufacturer overridden\n");
goto bad;
}
memcpy(&sc->sc_pct.pct_status, res.v_package[1]->v_buffer,
sizeof sc->sc_pct.pct_status);
if (sc->sc_pct.pct_status.grd_gas.address_space_id ==
GAS_FUNCTIONAL_FIXED) {
printf("STATUS GASIO is CPU manufacturer overridden\n");
goto bad;
}
dnprintf(10, "_PCT(ctrl) : %02x %04x %02x %02x %02x %02x %016x\n",
sc->sc_pct.pct_ctrl.grd_descriptor,
sc->sc_pct.pct_ctrl.grd_length,
sc->sc_pct.pct_ctrl.grd_gas.address_space_id,
sc->sc_pct.pct_ctrl.grd_gas.register_bit_width,
sc->sc_pct.pct_ctrl.grd_gas.register_bit_offset,
sc->sc_pct.pct_ctrl.grd_gas.access_size,
sc->sc_pct.pct_ctrl.grd_gas.address);
dnprintf(10, "_PCT(status): %02x %04x %02x %02x %02x %02x %016x\n",
sc->sc_pct.pct_status.grd_descriptor,
sc->sc_pct.pct_status.grd_length,
sc->sc_pct.pct_status.grd_gas.address_space_id,
sc->sc_pct.pct_status.grd_gas.register_bit_width,
sc->sc_pct.pct_status.grd_gas.register_bit_offset,
sc->sc_pct.pct_status.grd_gas.access_size,
sc->sc_pct.pct_status.grd_gas.address);
rv = 0;
bad:
aml_freevalue(&res);
return (rv);
}
void
acpicpu_attach(struct device *parent, struct device *self, void *aux)
{
struct acpicpu_softc *sc = (struct acpicpu_softc *)self;
struct acpi_attach_args *aa = aux;
struct aml_value res;
int i;
sc->sc_acpi = (struct acpi_softc *)parent;
sc->sc_devnode = aa->aaa_node;
SLIST_INIT(&sc->sc_cstates);
sc->sc_pss = NULL;
printf(": %s: ", sc->sc_devnode->name);
if (aml_evalnode(sc->sc_acpi, sc->sc_devnode, 0, NULL, &res) == 0) {
if (res.type == AML_OBJTYPE_PROCESSOR) {
sc->sc_cpu = res.v_processor.proc_id;
sc->sc_pblk_addr = res.v_processor.proc_addr;
sc->sc_pblk_len = res.v_processor.proc_len;
}
aml_freevalue(&res);
}
sc->sc_duty_off = sc->sc_acpi->sc_fadt->duty_offset;
sc->sc_duty_wid = sc->sc_acpi->sc_fadt->duty_width;
if (!valid_throttle(sc->sc_duty_off, sc->sc_duty_wid, sc->sc_pblk_addr))
sc->sc_flags |= FLAGS_NOTHROTTLE;
#ifdef ACPI_DEBUG
printf(": %s: ", sc->sc_devnode->name);
printf("\n: hdr:%x pblk:%x,%x duty:%x,%x pstate:%x (%d throttling states)\n",
sc->sc_acpi->sc_fadt->hdr_revision,
sc->sc_pblk_addr, sc->sc_pblk_len,
sc->sc_duty_off, sc->sc_duty_wid,
sc->sc_acpi->sc_fadt->pstate_cnt,
CPU_MAXSTATE(sc));
#endif
/* Get C-States from _CST or FADT */
if (aml_evalname(sc->sc_acpi, sc->sc_devnode, "_CST", 0, NULL, &res) == 0) {
aml_foreachpkg(&res, 1, acpicpu_add_cstatepkg, sc);
aml_freevalue(&res);
}
else {
/* Some systems don't export a full PBLK, reduce functionality */
if (sc->sc_pblk_len < 5)
sc->sc_flags |= FLAGS_NO_C2;
if (sc->sc_pblk_len < 6)
sc->sc_flags |= FLAGS_NO_C3;
acpicpu_add_cstate(sc, ACPI_STATE_C2, sc->sc_acpi->sc_fadt->p_lvl2_lat,
-1, sc->sc_pblk_addr + 4);
acpicpu_add_cstate(sc, ACPI_STATE_C3, sc->sc_acpi->sc_fadt->p_lvl3_lat,
-1, sc->sc_pblk_addr + 5);
}
if (acpicpu_getpss(sc)) {
/* XXX not the right test but has to do for now */
sc->sc_flags |= FLAGS_NOPSS;
goto nopss;
}
#ifdef ACPI_DEBUG
for (i = 0; i < sc->sc_pss_len; i++) {
dnprintf(20, "%d %d %d %d %d %d\n",
sc->sc_pss[i].pss_core_freq,
sc->sc_pss[i].pss_power,
sc->sc_pss[i].pss_trans_latency,
sc->sc_pss[i].pss_bus_latency,
sc->sc_pss[i].pss_ctrl,
sc->sc_pss[i].pss_status);
}
dnprintf(20, "\n");
#endif
/* XXX this needs to be moved to probe routine */
if (acpicpu_getpct(sc))
return;
/* Notify BIOS we are handing p-states */
if (sc->sc_acpi->sc_fadt->pstate_cnt)
acpi_write_pmreg(sc->sc_acpi, ACPIREG_SMICMD, 0,
sc->sc_acpi->sc_fadt->pstate_cnt);
for (i = 0; i < sc->sc_pss_len; i++)
printf("%d%s", sc->sc_pss[i].pss_core_freq,
i < sc->sc_pss_len - 1 ? ", " : " MHz\n");
aml_register_notify(sc->sc_devnode, NULL,
acpicpu_notify, sc, ACPIDEV_NOPOLL);
if (setperf_prio < 30) {
cpu_setperf = acpicpu_setperf;
setperf_prio = 30;
acpi_hasprocfvs = 1;
}
acpicpu_sc[sc->sc_dev.dv_unit] = sc;
return;
nopss:
if (sc->sc_flags & FLAGS_NOTHROTTLE)
printf("no performance/throttling supported\n");
}
int
acpibat_getbif(struct acpibat_softc *sc)
{
struct aml_value res;
int rv = EINVAL;
if (!sc->sc_bat_present) {
memset(&sc->sc_bif, 0, sizeof(sc->sc_bif));
return (0);
}
if (aml_evalname(sc->sc_acpi, sc->sc_devnode, "_BIF", 0, NULL, &res)) {
dnprintf(10, "%s: no _BIF\n", DEVNAME(sc));
goto out;
}
if (res.length != 13) {
dnprintf(10, "%s: invalid _BIF, battery info not saved\n",
DEVNAME(sc));
goto out;
}
sc->sc_bif.bif_power_unit = aml_val2int(res.v_package[0]);
sc->sc_bif.bif_capacity = aml_val2int(res.v_package[1]);
sc->sc_bif.bif_last_capacity = aml_val2int(res.v_package[2]);
sc->sc_bif.bif_technology = aml_val2int(res.v_package[3]);
sc->sc_bif.bif_voltage = aml_val2int(res.v_package[4]);
sc->sc_bif.bif_warning = aml_val2int(res.v_package[5]);
sc->sc_bif.bif_low = aml_val2int(res.v_package[6]);
sc->sc_bif.bif_cap_granu1 = aml_val2int(res.v_package[7]);
sc->sc_bif.bif_cap_granu2 = aml_val2int(res.v_package[8]);
strlcpy(sc->sc_bif.bif_model, aml_val_to_string(res.v_package[9]),
sizeof(sc->sc_bif.bif_model));
strlcpy(sc->sc_bif.bif_serial, aml_val_to_string(res.v_package[10]),
sizeof(sc->sc_bif.bif_serial));
strlcpy(sc->sc_bif.bif_type, aml_val_to_string(res.v_package[11]),
sizeof(sc->sc_bif.bif_type));
strlcpy(sc->sc_bif.bif_oem, aml_val_to_string(res.v_package[12]),
sizeof(sc->sc_bif.bif_oem));
dnprintf(60, "power_unit: %u capacity: %u last_cap: %u tech: %u "
"volt: %u warn: %u low: %u gran1: %u gran2: %d model: %s "
"serial: %s type: %s oem: %s\n",
sc->sc_bif.bif_power_unit,
sc->sc_bif.bif_capacity,
sc->sc_bif.bif_last_capacity,
sc->sc_bif.bif_technology,
sc->sc_bif.bif_voltage,
sc->sc_bif.bif_warning,
sc->sc_bif.bif_low,
sc->sc_bif.bif_cap_granu1,
sc->sc_bif.bif_cap_granu2,
sc->sc_bif.bif_model,
sc->sc_bif.bif_serial,
sc->sc_bif.bif_type,
sc->sc_bif.bif_oem);
rv = 0;
out:
aml_freevalue(&res);
return (rv);
}