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From: Chalapathi V <chalapathi.v@linux.ibm.com>
To: qemu-devel@nongnu.org
Cc: qemu-ppc@nongnu.org, fbarrat@linux.ibm.com, npiggin@gmail.com,
	clg@kaod.org, calebs@us.ibm.com, chalapathi.v@ibm.com,
	chalapathi.v@linux.ibm.com, saif.abrar@linux.vnet.ibm.com
Subject: [PATCH v8 3/3] hw/ppc: N1 chiplet wiring
Date: Fri,  8 Dec 2023 09:19:47 -0600	[thread overview]
Message-ID: <20231208151947.26951-4-chalapathi.v@linux.ibm.com> (raw)
In-Reply-To: <20231208151947.26951-1-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>
---
 include/hw/ppc/pnv_chip.h |  2 ++
 hw/ppc/pnv.c              | 15 +++++++++++++++
 2 files changed, 17 insertions(+)

diff --git a/include/hw/ppc/pnv_chip.h b/include/hw/ppc/pnv_chip.h
index 0ab5c42308..9b06c8d87c 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_n1_chiplet.h"
 #include "hw/ppc/pnv_lpc.h"
 #include "hw/ppc/pnv_occ.h"
 #include "hw/ppc/pnv_psi.h"
@@ -113,6 +114,7 @@ struct Pnv10Chip {
     PnvOCC       occ;
     PnvSBE       sbe;
     PnvHomer     homer;
+    PnvN1Chiplet     n1_chiplet;
 
     uint32_t     nr_quads;
     PnvQuad      *quads;
diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c
index 0297871bdd..be3e922644 100644
--- a/hw/ppc/pnv.c
+++ b/hw/ppc/pnv.c
@@ -1680,6 +1680,8 @@ 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, "n1-chiplet", &chip10->n1_chiplet,
+                            TYPE_PNV_N1_CHIPLET);
 
     chip->num_pecs = pcc->num_pecs;
 
@@ -1849,6 +1851,19 @@ static void pnv_chip_power10_realize(DeviceState *dev, Error **errp)
     memory_region_add_subregion(get_system_memory(), PNV10_HOMER_BASE(chip),
                                 &chip10->homer.regs);
 
+    /* N1 chiplet */
+    if (!qdev_realize(DEVICE(&chip10->n1_chiplet), NULL, errp)) {
+        return;
+    }
+    pnv_xscom_add_subregion(chip, PNV10_XSCOM_N1_CHIPLET_CTRL_REGS_BASE,
+             &chip10->n1_chiplet.nest_pervasive.xscom_ctrl_regs_mr);
+
+    pnv_xscom_add_subregion(chip, PNV10_XSCOM_N1_PB_SCOM_EQ_BASE,
+                           &chip10->n1_chiplet.xscom_pb_eq_mr);
+
+    pnv_xscom_add_subregion(chip, PNV10_XSCOM_N1_PB_SCOM_ES_BASE,
+                           &chip10->n1_chiplet.xscom_pb_es_mr);
+
     /* PHBs */
     pnv_chip_power10_phb_realize(chip, &local_err);
     if (local_err) {
-- 
2.31.1



  parent reply	other threads:[~2023-12-08 15:22 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-12-08 15:19 [PATCH v8 0/3] pnv N1 chiplet model Chalapathi V
2023-12-08 15:19 ` [PATCH v8 1/3] hw/ppc: Add pnv nest pervasive common " Chalapathi V
2023-12-12  9:40   ` Cédric Le Goater
2023-12-08 15:19 ` [PATCH v8 2/3] hw/ppc: Add N1 " Chalapathi V
2023-12-12  9:41   ` Cédric Le Goater
2023-12-08 15:19 ` Chalapathi V [this message]
2023-12-12  9:42   ` [PATCH v8 3/3] hw/ppc: N1 chiplet wiring Cédric Le Goater
  -- strict thread matches above, loose matches on Subject: below --
2023-12-08 15:13 [PATCH v8 1/3] hw/ppc: Add pnv nest pervasive common chiplet model Chalapathi V
2023-12-08 15:13 ` [PATCH v8 3/3] hw/ppc: N1 chiplet wiring Chalapathi V

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