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[Qemu-ppc] [PATCH v4 06/25] ppc/pnv: Implement the XiveFabric interface
From: |
Cédric Le Goater |
Subject: |
[Qemu-ppc] [PATCH v4 06/25] ppc/pnv: Implement the XiveFabric interface |
Date: |
Wed, 18 Sep 2019 18:06:26 +0200 |
The CAM line matching on the PowerNV machine now scans all chips of
the system and all CPUs of a chip to find a dispatched NVT in the
thread contexts.
Signed-off-by: Cédric Le Goater <address@hidden>
---
hw/ppc/pnv.c | 32 ++++++++++++++++++++++++++++++++
1 file changed, 32 insertions(+)
diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c
index 77a86c6a2301..ca24dd62df23 100644
--- a/hw/ppc/pnv.c
+++ b/hw/ppc/pnv.c
@@ -1378,6 +1378,35 @@ static void pnv_pic_print_info(InterruptStatsProvider
*obj,
}
}
+static int pnv_xive_match_nvt(XiveFabric *xfb, uint8_t format,
+ uint8_t nvt_blk, uint32_t nvt_idx,
+ bool cam_ignore, uint8_t priority,
+ uint32_t logic_serv,
+ XiveTCTXMatch *match)
+{
+ PnvMachineState *pnv = PNV_MACHINE(xfb);
+ int total_count = 0;
+ int i;
+
+ for (i = 0; i < pnv->num_chips; i++) {
+ Pnv9Chip *chip9 = PNV9_CHIP(pnv->chips[i]);
+ XivePresenter *xptr = XIVE_PRESENTER(&chip9->xive);
+ XivePresenterClass *xpc = XIVE_PRESENTER_GET_CLASS(xptr);
+ int count;
+
+ count = xpc->match_nvt(xptr, format, nvt_blk, nvt_idx, cam_ignore,
+ priority, logic_serv, match);
+
+ if (count < 0) {
+ return count;
+ }
+
+ total_count += count;
+ }
+
+ return total_count;
+}
+
static void pnv_get_num_chips(Object *obj, Visitor *v, const char *name,
void *opaque, Error **errp)
{
@@ -1441,9 +1470,11 @@ static void pnv_machine_power8_class_init(ObjectClass
*oc, void *data)
static void pnv_machine_power9_class_init(ObjectClass *oc, void *data)
{
MachineClass *mc = MACHINE_CLASS(oc);
+ XiveFabricClass *xfc = XIVE_FABRIC_CLASS(oc);
mc->desc = "IBM PowerNV (Non-Virtualized) POWER9";
mc->default_cpu_type = POWERPC_CPU_TYPE_NAME("power9_v2.0");
+ xfc->match_nvt = pnv_xive_match_nvt;
mc->alias = "powernv";
}
@@ -1495,6 +1526,7 @@ static void pnv_machine_class_init(ObjectClass *oc, void
*data)
.interfaces = (InterfaceInfo[]) { \
{ TYPE_XICS_FABRIC }, \
{ TYPE_INTERRUPT_STATS_PROVIDER }, \
+ { TYPE_XIVE_FABRIC }, \
{ }, \
}, \
}
--
2.21.0
- [Qemu-ppc] [PATCH v4 00/25] ppc/pnv: add XIVE support for KVM guests, Cédric Le Goater, 2019/09/18
- [Qemu-ppc] [PATCH v4 01/25] ppc/xive: Introduce a XivePresenter interface, Cédric Le Goater, 2019/09/18
- [Qemu-ppc] [PATCH v4 02/25] ppc/xive: Implement the XivePresenter interface, Cédric Le Goater, 2019/09/18
- [Qemu-ppc] [PATCH v4 03/25] ppc/pnv: Introduce a PNV_CHIP_CPU_FOREACH() helper, Cédric Le Goater, 2019/09/18
- [Qemu-ppc] [PATCH v4 04/25] ppc/pnv: Introduce a pnv_xive_is_cpu_enabled() helper, Cédric Le Goater, 2019/09/18
- [Qemu-ppc] [PATCH v4 05/25] ppc/xive: Introduce a XiveFabric interface, Cédric Le Goater, 2019/09/18
- [Qemu-ppc] [PATCH v4 06/25] ppc/pnv: Implement the XiveFabric interface,
Cédric Le Goater <=
- [Qemu-ppc] [PATCH v4 07/25] ppc/spapr: Implement the XiveFabric interface, Cédric Le Goater, 2019/09/18
- [Qemu-ppc] [PATCH v4 08/25] ppc/xive: Use the XiveFabric and XivePresenter interfaces, Cédric Le Goater, 2019/09/18
- [Qemu-ppc] [PATCH v4 09/25] ppc/xive: Extend the TIMA operation with a XivePresenter parameter, Cédric Le Goater, 2019/09/18
- [Qemu-ppc] [PATCH v4 10/25] ppc/pnv: Clarify how the TIMA is accessed on a multichip system, Cédric Le Goater, 2019/09/18
- [Qemu-ppc] [PATCH v4 11/25] ppc/xive: Move the TIMA operations to the controller model, Cédric Le Goater, 2019/09/18
- [Qemu-ppc] [PATCH v4 12/25] ppc/xive: Remove the get_tctx() XiveRouter handler, Cédric Le Goater, 2019/09/18
- [Qemu-ppc] [PATCH v4 13/25] ppc/xive: Introduce a xive_tctx_ipb_update() helper, Cédric Le Goater, 2019/09/18
- [Qemu-ppc] [PATCH v4 14/25] ppc/xive: Introduce helpers for the NVT id, Cédric Le Goater, 2019/09/18
- [Qemu-ppc] [PATCH v4 15/25] ppc/xive: Synthesize interrupt from the saved IPB in the NVT, Cédric Le Goater, 2019/09/18
- [Qemu-ppc] [PATCH v4 16/25] ppc/pnv: Remove pnv_xive_vst_size() routine, Cédric Le Goater, 2019/09/18