Message ID | 20231107074127.31821-4-chalap1@gfwr516.rchland.ibm.com |
---|---|
State | New |
Headers | show |
Series | pnv nest1 chiplet model | expand |
On 11/7/23 08:41, Chalapathi V wrote: > From: Chalapathi V <chalapathi.v@linux.ibm.com> > > This part of the patchset connects the nest1 chiplet model to p10 chip. > > Signed-off-by: Chalapathi V <chalapathi.v@linux.ibm.com> > --- > hw/ppc/pnv.c | 14 ++++++++++++++ > include/hw/ppc/pnv_chip.h | 2 ++ > 2 files changed, 16 insertions(+) > > diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c > index c0e34ff..2b93cdd 100644 > --- a/hw/ppc/pnv.c > +++ b/hw/ppc/pnv.c > @@ -351,6 +351,8 @@ static void pnv_chip_power10_dt_populate(PnvChip *chip, void *fdt) > static const char compat[] = "ibm,power10-xscom\0ibm,xscom"; > int i; > > + Pnv10Chip *chip10 = PNV10_CHIP(chip); > + > pnv_dt_xscom(chip, fdt, 0, > cpu_to_be64(PNV10_XSCOM_BASE(chip)), > cpu_to_be64(PNV10_XSCOM_SIZE), > @@ -366,6 +368,9 @@ static void pnv_chip_power10_dt_populate(PnvChip *chip, void *fdt) > pnv_dt_memory(fdt, chip->chip_id, chip->ram_start, chip->ram_size); > } > > + /* Populate nest1_chiplet device tree */ > + PNV_NEST1CHIPLET_GET_CLASS(&chip10->nest1_chiplet)->nest1_dt_populate(fdt); you could call directly pnv_nest1_dt_populate() IMO. Have you tried to start a 2 sockets machine ? -machine powernv10 -smp 16,sockets=2,cores=2,threads=4 Thanks, C. > + > pnv_dt_lpc(chip, fdt, 0, PNV10_LPCM_BASE(chip), PNV10_LPCM_SIZE); > } > > @@ -1649,6 +1654,8 @@ static void pnv_chip_power10_instance_init(Object *obj) > object_initialize_child(obj, "occ", &chip10->occ, TYPE_PNV10_OCC); > object_initialize_child(obj, "sbe", &chip10->sbe, TYPE_PNV10_SBE); > object_initialize_child(obj, "homer", &chip10->homer, TYPE_PNV10_HOMER); > + object_initialize_child(obj, "nest1_chiplet", &chip10->nest1_chiplet, > + TYPE_PNV_NEST1_CHIPLET); > > chip->num_pecs = pcc->num_pecs; > > @@ -1813,6 +1820,13 @@ static void pnv_chip_power10_realize(DeviceState *dev, Error **errp) > memory_region_add_subregion(get_system_memory(), PNV10_HOMER_BASE(chip), > &chip10->homer.regs); > > + /* nest1 chiplet control regs */ > + if (!qdev_realize(DEVICE(&chip10->nest1_chiplet), NULL, errp)) { > + return; > + } > + pnv_xscom_add_subregion(chip, PNV10_XSCOM_NEST1_CTRL_CHIPLET_BASE, > + &chip10->nest1_chiplet.perv_chiplet.xscom_perv_ctrl_regs); > + > /* PHBs */ > pnv_chip_power10_phb_realize(chip, &local_err); > if (local_err) { > diff --git a/include/hw/ppc/pnv_chip.h b/include/hw/ppc/pnv_chip.h > index 53e1d92..4bcb925 100644 > --- a/include/hw/ppc/pnv_chip.h > +++ b/include/hw/ppc/pnv_chip.h > @@ -4,6 +4,7 @@ > #include "hw/pci-host/pnv_phb4.h" > #include "hw/ppc/pnv_core.h" > #include "hw/ppc/pnv_homer.h" > +#include "hw/ppc/pnv_nest_chiplet.h" > #include "hw/ppc/pnv_lpc.h" > #include "hw/ppc/pnv_occ.h" > #include "hw/ppc/pnv_psi.h" > @@ -109,6 +110,7 @@ struct Pnv10Chip { > PnvOCC occ; > PnvSBE sbe; > PnvHomer homer; > + PnvNest1Chiplet nest1_chiplet; > > uint32_t nr_quads; > PnvQuad *quads;
diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c index c0e34ff..2b93cdd 100644 --- a/hw/ppc/pnv.c +++ b/hw/ppc/pnv.c @@ -351,6 +351,8 @@ static void pnv_chip_power10_dt_populate(PnvChip *chip, void *fdt) static const char compat[] = "ibm,power10-xscom\0ibm,xscom"; int i; + Pnv10Chip *chip10 = PNV10_CHIP(chip); + pnv_dt_xscom(chip, fdt, 0, cpu_to_be64(PNV10_XSCOM_BASE(chip)), cpu_to_be64(PNV10_XSCOM_SIZE), @@ -366,6 +368,9 @@ static void pnv_chip_power10_dt_populate(PnvChip *chip, void *fdt) pnv_dt_memory(fdt, chip->chip_id, chip->ram_start, chip->ram_size); } + /* Populate nest1_chiplet device tree */ + PNV_NEST1CHIPLET_GET_CLASS(&chip10->nest1_chiplet)->nest1_dt_populate(fdt); + pnv_dt_lpc(chip, fdt, 0, PNV10_LPCM_BASE(chip), PNV10_LPCM_SIZE); } @@ -1649,6 +1654,8 @@ static void pnv_chip_power10_instance_init(Object *obj) object_initialize_child(obj, "occ", &chip10->occ, TYPE_PNV10_OCC); object_initialize_child(obj, "sbe", &chip10->sbe, TYPE_PNV10_SBE); object_initialize_child(obj, "homer", &chip10->homer, TYPE_PNV10_HOMER); + object_initialize_child(obj, "nest1_chiplet", &chip10->nest1_chiplet, + TYPE_PNV_NEST1_CHIPLET); chip->num_pecs = pcc->num_pecs; @@ -1813,6 +1820,13 @@ static void pnv_chip_power10_realize(DeviceState *dev, Error **errp) memory_region_add_subregion(get_system_memory(), PNV10_HOMER_BASE(chip), &chip10->homer.regs); + /* nest1 chiplet control regs */ + if (!qdev_realize(DEVICE(&chip10->nest1_chiplet), NULL, errp)) { + return; + } + pnv_xscom_add_subregion(chip, PNV10_XSCOM_NEST1_CTRL_CHIPLET_BASE, + &chip10->nest1_chiplet.perv_chiplet.xscom_perv_ctrl_regs); + /* PHBs */ pnv_chip_power10_phb_realize(chip, &local_err); if (local_err) { diff --git a/include/hw/ppc/pnv_chip.h b/include/hw/ppc/pnv_chip.h index 53e1d92..4bcb925 100644 --- a/include/hw/ppc/pnv_chip.h +++ b/include/hw/ppc/pnv_chip.h @@ -4,6 +4,7 @@ #include "hw/pci-host/pnv_phb4.h" #include "hw/ppc/pnv_core.h" #include "hw/ppc/pnv_homer.h" +#include "hw/ppc/pnv_nest_chiplet.h" #include "hw/ppc/pnv_lpc.h" #include "hw/ppc/pnv_occ.h" #include "hw/ppc/pnv_psi.h" @@ -109,6 +110,7 @@ struct Pnv10Chip { PnvOCC occ; PnvSBE sbe; PnvHomer homer; + PnvNest1Chiplet nest1_chiplet; uint32_t nr_quads; PnvQuad *quads;