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[Qemu-ppc] [PATCH v3 13/18] ppc/pnv: Dump the XIVE NVT table
From: |
Cédric Le Goater |
Subject: |
[Qemu-ppc] [PATCH v3 13/18] ppc/pnv: Dump the XIVE NVT table |
Date: |
Wed, 31 Jul 2019 16:12:28 +0200 |
This is to track the configuration of the base END index of the vCPU
and the Interrupt Pending Buffer. The NVT IPB is updated when an
interrupt can not be presented to a vCPU.
Signed-off-by: Cédric Le Goater <address@hidden>
---
include/hw/ppc/xive_regs.h | 2 ++
hw/intc/pnv_xive.c | 22 ++++++++++++++++++++++
2 files changed, 24 insertions(+)
diff --git a/include/hw/ppc/xive_regs.h b/include/hw/ppc/xive_regs.h
index 92ff80d25456..b228ab0ba3ea 100644
--- a/include/hw/ppc/xive_regs.h
+++ b/include/hw/ppc/xive_regs.h
@@ -229,6 +229,8 @@ typedef struct XiveNVT {
uint32_t w0;
#define NVT_W0_VALID PPC_BIT32(0)
uint32_t w1;
+#define NVT_W1_EQ_BLOCK PPC_BITMASK32(0, 3)
+#define NVT_W1_EQ_INDEX PPC_BITMASK32(4, 31)
uint32_t w2;
uint32_t w3;
uint32_t w4;
diff --git a/hw/intc/pnv_xive.c b/hw/intc/pnv_xive.c
index aba7a3f83dab..849291ee683e 100644
--- a/hw/intc/pnv_xive.c
+++ b/hw/intc/pnv_xive.c
@@ -1641,6 +1641,21 @@ static const MemoryRegionOps pnv_xive_pc_ops = {
},
};
+static void xive_nvt_pic_print_info(XiveNVT *nvt, uint32_t nvt_idx,
+ Monitor *mon)
+{
+ uint8_t eq_blk = xive_get_field32(NVT_W1_EQ_BLOCK, nvt->w1);
+ uint32_t eq_idx = xive_get_field32(NVT_W1_EQ_INDEX, nvt->w1);
+
+ if (!xive_nvt_is_valid(nvt)) {
+ return;
+ }
+
+ monitor_printf(mon, " %08x end:%02x/%04x IPB:%02x\n", nvt_idx,
+ eq_blk, eq_idx,
+ xive_get_field32(NVT_W4_IPB, nvt->w4));
+}
+
void pnv_xive_pic_print_info(PnvXive *xive, Monitor *mon)
{
XiveRouter *xrtr = XIVE_ROUTER(xive);
@@ -1649,6 +1664,7 @@ void pnv_xive_pic_print_info(PnvXive *xive, Monitor *mon)
uint32_t nr_ipis = pnv_xive_nr_ipis(xive, blk);
XiveEAS eas;
XiveEND end;
+ XiveNVT nvt;
int i;
monitor_printf(mon, "XIVE[%x] Source %08x .. %08x\n", blk, srcno0,
@@ -1677,6 +1693,12 @@ void pnv_xive_pic_print_info(PnvXive *xive, Monitor *mon)
while (!xive_router_get_end(xrtr, blk, i, &end)) {
xive_end_eas_pic_print_info(&end, i++, mon);
}
+
+ monitor_printf(mon, "XIVE[%x] NVTT\n", blk);
+ i = 0;
+ while (!xive_router_get_nvt(xrtr, blk, i, &nvt)) {
+ xive_nvt_pic_print_info(&nvt, i++, mon);
+ }
}
static void pnv_xive_reset(void *dev)
--
2.21.0
- [Qemu-ppc] [PATCH v3 04/18] ppc/pnv: Implement the XiveFabric and XivePresenter interfaces, (continued)
- [Qemu-ppc] [PATCH v3 04/18] ppc/pnv: Implement the XiveFabric and XivePresenter interfaces, Cédric Le Goater, 2019/07/31
- [Qemu-ppc] [PATCH v3 05/18] ppc/spapr: Implement the XiveFabric and XivePresenter interfaces, Cédric Le Goater, 2019/07/31
- [Qemu-ppc] [PATCH v3 06/18] ppc/xive: Use the XiveFabric and XivePresenter interfaces, Cédric Le Goater, 2019/07/31
- [Qemu-ppc] [PATCH v3 07/18] ppc/xive: Extend the TIMA operation with a XivePresenter parameter, Cédric Le Goater, 2019/07/31
- [Qemu-ppc] [PATCH v3 08/18] ppc/pnv: Clarify how the TIMA is accessed on a multichip system, Cédric Le Goater, 2019/07/31
- [Qemu-ppc] [PATCH v3 09/18] ppc/xive: Move the TIMA operations to the controller model, Cédric Le Goater, 2019/07/31
- [Qemu-ppc] [PATCH v3 10/18] ppc/xive: Introduce a xive_tctx_ipb_update() helper, Cédric Le Goater, 2019/07/31
- [Qemu-ppc] [PATCH v3 11/18] ppc/xive: Synthesize interrupt from the saved IPB in the NVT, Cédric Le Goater, 2019/07/31
- [Qemu-ppc] [PATCH v3 12/18] ppc/pnv: Remove pnv_xive_vst_size() routine, Cédric Le Goater, 2019/07/31
- [Qemu-ppc] [PATCH v3 13/18] ppc/pnv: Dump the XIVE NVT table,
Cédric Le Goater <=
- [Qemu-ppc] [PATCH v3 14/18] ppc/pnv: Skip empty slots of the XIVE NVT table, Cédric Le Goater, 2019/07/31
- [Qemu-ppc] [PATCH v3 15/18] ppc/pnv: Introduce a pnv_xive_block_id() helper, Cédric Le Goater, 2019/07/31
- [Qemu-ppc] [PATCH v3 16/18] ppc/pnv: Extend XivePresenter with a get_block_id() handler, Cédric Le Goater, 2019/07/31
- [Qemu-ppc] [PATCH v3 17/18] ppc/pnv: Quiesce some XIVE errors, Cédric Le Goater, 2019/07/31
- [Qemu-ppc] [PATCH v3 18/18] ppc/xive: Introduce a xive_os_cam_decode() helper, Cédric Le Goater, 2019/07/31