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[PULL 60/87] ppc/pnv: Add POWER10 quads
From: |
Cédric Le Goater |
Subject: |
[PULL 60/87] ppc/pnv: Add POWER10 quads |
Date: |
Wed, 2 Mar 2022 12:07:36 +0100 |
and use a pnv_chip_power10_quad_realize() helper to avoid code
duplication with P9. This still needs some refinements on the XSCOM
registers handling in PnvQuad.
Signed-off-by: Cédric Le Goater <clg@kaod.org>
---
include/hw/ppc/pnv.h | 3 +++
hw/ppc/pnv.c | 50 +++++++++++++++++++++++++++++++++++---------
2 files changed, 43 insertions(+), 10 deletions(-)
diff --git a/include/hw/ppc/pnv.h b/include/hw/ppc/pnv.h
index 21e69b0fc187..6449fba39bfb 100644
--- a/include/hw/ppc/pnv.h
+++ b/include/hw/ppc/pnv.h
@@ -129,6 +129,9 @@ struct Pnv10Chip {
Pnv9Psi psi;
PnvLpcController lpc;
PnvOCC occ;
+
+ uint32_t nr_quads;
+ PnvQuad *quads;
};
#define PNV10_PIR2FUSEDCORE(pir) (((pir) >> 3) & 0xf)
diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c
index 2431a7a5a38a..77f250b86d8f 100644
--- a/hw/ppc/pnv.c
+++ b/hw/ppc/pnv.c
@@ -1388,6 +1388,21 @@ static void pnv_chip_power9_instance_init(Object *obj)
}
}
+static void pnv_chip_quad_realize_one(PnvChip *chip, PnvQuad *eq,
+ PnvCore *pnv_core)
+{
+ char eq_name[32];
+ int core_id = CPU_CORE(pnv_core)->core_id;
+
+ snprintf(eq_name, sizeof(eq_name), "eq[%d]", core_id);
+ object_initialize_child_with_props(OBJECT(chip), eq_name, eq,
+ sizeof(*eq), TYPE_PNV_QUAD,
+ &error_fatal, NULL);
+
+ object_property_set_int(OBJECT(eq), "quad-id", core_id, &error_fatal);
+ qdev_realize(DEVICE(eq), NULL, &error_fatal);
+}
+
static void pnv_chip_quad_realize(Pnv9Chip *chip9, Error **errp)
{
PnvChip *chip = PNV_CHIP(chip9);
@@ -1397,18 +1412,9 @@ static void pnv_chip_quad_realize(Pnv9Chip *chip9, Error
**errp)
chip9->quads = g_new0(PnvQuad, chip9->nr_quads);
for (i = 0; i < chip9->nr_quads; i++) {
- char eq_name[32];
PnvQuad *eq = &chip9->quads[i];
- PnvCore *pnv_core = chip->cores[i * 4];
- int core_id = CPU_CORE(pnv_core)->core_id;
-
- snprintf(eq_name, sizeof(eq_name), "eq[%d]", core_id);
- object_initialize_child_with_props(OBJECT(chip), eq_name, eq,
- sizeof(*eq), TYPE_PNV_QUAD,
- &error_fatal, NULL);
- object_property_set_int(OBJECT(eq), "quad-id", core_id, &error_fatal);
- qdev_realize(DEVICE(eq), NULL, &error_fatal);
+ pnv_chip_quad_realize_one(chip, eq, chip->cores[i * 4]);
pnv_xscom_add_subregion(chip, PNV9_XSCOM_EQ_BASE(eq->quad_id),
&eq->xscom_regs);
@@ -1585,6 +1591,24 @@ static void pnv_chip_power10_instance_init(Object *obj)
object_initialize_child(obj, "occ", &chip10->occ, TYPE_PNV10_OCC);
}
+static void pnv_chip_power10_quad_realize(Pnv10Chip *chip10, Error **errp)
+{
+ PnvChip *chip = PNV_CHIP(chip10);
+ int i;
+
+ chip10->nr_quads = DIV_ROUND_UP(chip->nr_cores, 4);
+ chip10->quads = g_new0(PnvQuad, chip10->nr_quads);
+
+ for (i = 0; i < chip10->nr_quads; i++) {
+ PnvQuad *eq = &chip10->quads[i];
+
+ pnv_chip_quad_realize_one(chip, eq, chip->cores[i * 4]);
+
+ pnv_xscom_add_subregion(chip, PNV10_XSCOM_EQ_BASE(eq->quad_id),
+ &eq->xscom_regs);
+ }
+}
+
static void pnv_chip_power10_realize(DeviceState *dev, Error **errp)
{
PnvChipClass *pcc = PNV_CHIP_GET_CLASS(dev);
@@ -1606,6 +1630,12 @@ static void pnv_chip_power10_realize(DeviceState *dev,
Error **errp)
return;
}
+ pnv_chip_power10_quad_realize(chip10, &local_err);
+ if (local_err) {
+ error_propagate(errp, local_err);
+ return;
+ }
+
/* XIVE2 interrupt controller (POWER10) */
object_property_set_int(OBJECT(&chip10->xive), "ic-bar",
PNV10_XIVE2_IC_BASE(chip), &error_fatal);
--
2.34.1
- [PULL 79/87] hw/ppc/spapr_drc.c: use g_auto in spapr_dt_drc(), (continued)
- [PULL 79/87] hw/ppc/spapr_drc.c: use g_auto in spapr_dt_drc(), Cédric Le Goater, 2022/03/02
- [PULL 80/87] hw/ppc/spapr_drc.c: use g_autofree in drc_realize(), Cédric Le Goater, 2022/03/02
- [PULL 53/87] target/ppc: implement plxsd/pstxsd, Cédric Le Goater, 2022/03/02
- [PULL 62/87] ppc/pnv: Add a HOMER model to POWER10, Cédric Le Goater, 2022/03/02
- [PULL 40/87] target/ppc: Implement xxeval, Cédric Le Goater, 2022/03/02
- [PULL 49/87] target/ppc: Move xs{max, min}[cj]dp to use do_helper_XX3, Cédric Le Goater, 2022/03/02
- [PULL 56/87] ppc/xive2: Introduce a XIVE2 core framework, Cédric Le Goater, 2022/03/02
- [PULL 50/87] target/ppc: Refactor VSX_MAX_MINC helper, Cédric Le Goater, 2022/03/02
- [PULL 68/87] pnv/xive2: Introduce new capability bits, Cédric Le Goater, 2022/03/02
- [PULL 55/87] target/ppc: implement lxvr[bhwd]/stxvr[bhwd]x, Cédric Le Goater, 2022/03/02
- [PULL 60/87] ppc/pnv: Add POWER10 quads,
Cédric Le Goater <=
- [PULL 76/87] hw/ppc/spapr_caps.c: use g_autofree in spapr_cap_set_string(), Cédric Le Goater, 2022/03/02
- [PULL 74/87] hw/ppc/spapr.c: use g_autofree in spapr_dt_chosen(), Cédric Le Goater, 2022/03/02
- [PULL 83/87] hw/ppc/spapr_drc.c: use g_autofree in spapr_drc_by_index(), Cédric Le Goater, 2022/03/02
- [PULL 81/87] hw/ppc/spapr_drc.c: use g_autofree in drc_unrealize(), Cédric Le Goater, 2022/03/02
- [PULL 46/87] target/ppc: Refactor VSX_SCALAR_CMP_DP, Cédric Le Goater, 2022/03/02
- [PULL 45/87] target/ppc: Remove xscmpnedp instruction, Cédric Le Goater, 2022/03/02
- [PULL 51/87] target/ppc: Implement xs{max,min}cqp, Cédric Le Goater, 2022/03/02
- [PULL 43/87] target/ppc: implement xs[n]maddqp[o]/xs[n]msubqp[o], Cédric Le Goater, 2022/03/02
- [PULL 16/87] target/ppc: Move Vector Compare Not Equal or Zero to decodetree, Cédric Le Goater, 2022/03/02
- [PULL 33/87] target/ppc: implement vrlqmi, Cédric Le Goater, 2022/03/02