upstream/opnsense-src
1
0
Fork 0
mirror of https://github.com/opnsense/src.git synced 2026-05-28 04:12:45 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

superio: Add superio_ldn_read and superio_ldn_write

Browse source 
Reviewed by: imp
Pull Request: https://github.com/freebsd/freebsd-src/pull/719
This commit is contained in:
Stéphane Rochoy 2023-07-01 11:19:44 -06:00 committed by Warner Losh
parent 93f899bed5
commit 26a0a4035e
2 changed files with 29 additions and 13 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

40
sys/dev/superio/superio.c
View file

@ -564,7 +564,7 @@ superio_detect(device_t dev, bool claim, struct siosc *sc)
sc->vendor == SUPERIO_VENDOR_FINTEK,
("Only ITE, Nuvoton and Fintek SuperIO-s are supported"));
sc->ldn_reg = 0x07;
sc->enable_reg = 0x30;
sc->enable_reg = 0x30; /* FIXME enable_reg not used by nctgpio(4). */
sc->current_ldn = 0xff; /* no device should have this */
if (superio_table[i].descr != NULL) {
@ -878,29 +878,43 @@ superio_revid(device_t dev)
}
uint8_t
superio_read(device_t dev, uint8_t reg)
superio_ldn_read(device_t dev, uint8_t ldn, uint8_t reg)
{
device_t sio_dev = device_get_parent(dev);
struct siosc *sc = device_get_softc(sio_dev);
struct superio_devinfo *dinfo = device_get_ivars(dev);
uint8_t v;
device_t sio_dev = device_get_parent(dev);
struct siosc *sc = device_get_softc(sio_dev);
uint8_t v;
sio_conf_enter(sc);
v = sio_ldn_read(sc, dinfo->ldn, reg);
v = sio_ldn_read(sc, ldn, reg);
sio_conf_exit(sc);
return (v);
}
uint8_t
superio_read(device_t dev, uint8_t reg)
{
struct superio_devinfo *dinfo = device_get_ivars(dev);
return (superio_ldn_read(dev, dinfo->ldn, reg));
}
void
superio_ldn_write(device_t dev, uint8_t ldn, uint8_t reg, uint8_t val)
{
device_t sio_dev = device_get_parent(dev);
struct siosc *sc = device_get_softc(sio_dev);
sio_conf_enter(sc);
sio_ldn_write(sc, ldn, reg, val);
sio_conf_exit(sc);
}
void
superio_write(device_t dev, uint8_t reg, uint8_t val)
{
device_t sio_dev = device_get_parent(dev);
struct siosc *sc = device_get_softc(sio_dev);
struct superio_devinfo *dinfo = device_get_ivars(dev);
sio_conf_enter(sc);
sio_ldn_write(sc, dinfo->ldn, reg, val);
sio_conf_exit(sc);
return (superio_ldn_write(dev, dinfo->ldn, reg, val));
}
bool
@ -915,7 +929,7 @@ superio_dev_enabled(device_t dev, uint8_t mask)
if (sc->vendor == SUPERIO_VENDOR_ITE && dinfo->ldn == 7)
return (true);
v = superio_read(dev, sc->enable_reg);
v = superio_read(dev, sc->enable_reg); /* FIXME enable_reg not used by nctgpio(4). */
return ((v & mask) != 0);
}

2
sys/dev/superio/superio.h
View file

@ -50,7 +50,9 @@ superio_vendor_t superio_vendor(device_t dev);
uint16_t superio_devid(device_t dev);
uint8_t superio_revid(device_t dev);
uint8_t superio_read(device_t dev, uint8_t reg);
uint8_t superio_ldn_read(device_t dev, uint8_t ldn, uint8_t reg);
void superio_write(device_t dev, uint8_t reg, uint8_t val);
void superio_ldn_write(device_t dev, uint8_t ldn, uint8_t reg, uint8_t val);
bool superio_dev_enabled(device_t dev, uint8_t mask);
void superio_dev_enable(device_t dev, uint8_t mask);
void superio_dev_disable(device_t dev, uint8_t mask);