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amdsmn(4), amdtemp(4): add support for Family 19h (Zen 3)

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Zen 3 "Vermeer" support, tested on Ryzen 9 5950X.

Model numbers from https://en.wikichip.org/wiki/amd/cpuid "Extended
Model" column.

Submitted by:	Greg V <greg AT unrelenting.technology>
Differential Revision:	https://reviews.freebsd.org/D27552
This commit is contained in:
Conrad Meyer 2020-12-12 19:34:12 +00:00
parent ff3468ac94
commit ea6189d3a4
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=368586
2 changed files with 53 additions and 19 deletions
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3
sys/dev/amdsmn/amdsmn.c
View File

@ -59,7 +59,7 @@ __FBSDID("$FreeBSD$");
#define PCI_DEVICE_ID_AMD_15H_M60H_ROOT 0x1576
#define PCI_DEVICE_ID_AMD_17H_ROOT 0x1450
#define PCI_DEVICE_ID_AMD_17H_M10H_ROOT 0x15d0
#define PCI_DEVICE_ID_AMD_17H_M30H_ROOT 0x1480 /* Also M70H. */
#define PCI_DEVICE_ID_AMD_17H_M30H_ROOT 0x1480 /* Also M70H, F19H M00H/M20H */
#define PCI_DEVICE_ID_AMD_17H_M60H_ROOT 0x1630
struct pciid;
@ -187,6 +187,7 @@ amdsmn_probe(device_t dev)
switch (family) {
case 0x15:
case 0x17:
case 0x19:
break;
default:
return (ENXIO);

69
sys/dev/amdtemp/amdtemp.c
View File

@ -106,7 +106,7 @@ struct amdtemp_softc {
#define DEVICEID_AMD_MISC16_M30H 0x1583
#define DEVICEID_AMD_HOSTB17H_ROOT 0x1450
#define DEVICEID_AMD_HOSTB17H_M10H_ROOT 0x15d0
#define DEVICEID_AMD_HOSTB17H_M30H_ROOT 0x1480 /* Also M70h. */
#define DEVICEID_AMD_HOSTB17H_M30H_ROOT 0x1480 /* Also M70H, F19H M00H/M20H */
#define DEVICEID_AMD_HOSTB17H_M60H_ROOT 0x1630
static const struct amdtemp_product {
@ -207,6 +207,7 @@ static int32_t amdtemp_gettemp(device_t dev, amdsensor_t sensor);
static int32_t amdtemp_gettemp15hm60h(device_t dev, amdsensor_t sensor);
static int32_t amdtemp_gettemp17h(device_t dev, amdsensor_t sensor);
static void amdtemp_probe_ccd_sensors17h(device_t dev, uint32_t model);
static void amdtemp_probe_ccd_sensors19h(device_t dev, uint32_t model);
static int amdtemp_sysctl(SYSCTL_HANDLER_ARGS);
static device_method_t amdtemp_methods[] = {
@ -294,6 +295,7 @@ amdtemp_probe(device_t dev)
case 0x15:
case 0x16:
case 0x17:
case 0x19:
break;
default:
return (ENXIO);
@ -451,6 +453,7 @@ amdtemp_attach(device_t dev)
sc->sc_gettemp = amdtemp_gettemp;
break;
case 0x17:
case 0x19:
sc->sc_ntemps = 1;
sc->sc_gettemp = amdtemp_gettemp17h;
needsmn = true;
@ -509,6 +512,8 @@ amdtemp_attach(device_t dev)
if (family == 0x17)
amdtemp_probe_ccd_sensors17h(dev, model);
else if (family == 0x19)
amdtemp_probe_ccd_sensors19h(dev, model);
else if (sc->sc_ntemps > 1) {
SYSCTL_ADD_PROC(sysctlctx,
SYSCTL_CHILDREN(sysctlnode),
@ -773,28 +778,13 @@ amdtemp_gettemp17h(device_t dev, amdsensor_t sensor)
}
static void
amdtemp_probe_ccd_sensors17h(device_t dev, uint32_t model)
amdtemp_probe_ccd_sensors(device_t dev, uint32_t maxreg)
{
char sensor_name[16], sensor_descr[32];
struct amdtemp_softc *sc;
uint32_t maxreg, i, val;
uint32_t i, val;
int error;
switch (model) {
case 0x00 ... 0x1f: /* Zen1, Zen+ */
maxreg = 4;
break;
case 0x30 ... 0x3f: /* Zen2 TR/Epyc */
case 0x70 ... 0x7f: /* Zen2 Ryzen */
maxreg = 8;
_Static_assert((int)NUM_CCDS >= 8, "");
break;
default:
device_printf(dev,
"Unrecognized Family 17h Model: %02xh\n", model);
return;
}
sc = device_get_softc(dev);
for (i = 0; i < maxreg; i++) {
error = amdsmn_read(sc->sc_smn, AMDTEMP_17H_CCD_TMP_BASE +
@ -814,3 +804,46 @@ amdtemp_probe_ccd_sensors17h(device_t dev, uint32_t model)
dev, CCD_BASE + i, amdtemp_sysctl, "IK", sensor_descr);
}
}
static void
amdtemp_probe_ccd_sensors17h(device_t dev, uint32_t model)
{
uint32_t maxreg;
switch (model) {
case 0x00 ... 0x1f: /* Zen1, Zen+ */
maxreg = 4;
break;
case 0x30 ... 0x3f: /* Zen2 TR/EPYC */
case 0x70 ... 0x7f: /* Zen2 Ryzen */
maxreg = 8;
_Static_assert((int)NUM_CCDS >= 8, "");
break;
default:
device_printf(dev,
"Unrecognized Family 17h Model: %02xh\n", model);
return;
}
amdtemp_probe_ccd_sensors(dev, maxreg);
}
static void
amdtemp_probe_ccd_sensors19h(device_t dev, uint32_t model)
{
uint32_t maxreg;
switch (model) {
case 0x00 ... 0x0f: /* Zen3 EPYC "Milan" */
case 0x20 ... 0x2f: /* Zen3 Ryzen "Vermeer" */
maxreg = 8;
_Static_assert((int)NUM_CCDS >= 8, "");
break;
default:
device_printf(dev,
"Unrecognized Family 19h Model: %02xh\n", model);
return;
}
amdtemp_probe_ccd_sensors(dev, maxreg);
}