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authorGlenn Miles <milesg@linux.vnet.ibm.com>2025-05-12 13:10:26 +1000
committerCédric Le Goater <clg@redhat.com>2025-07-21 08:03:52 +0200
commitc2cee7477f4af8cdfc33c5bb5928a3a1862655ee (patch)
treed0b4be820733df26e3fa657e9ab4a25aaff27299 /include
parent279031bc03e6f59d58f4de37b06bddaa03e4f209 (diff)
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pnv/xive2: Support ESB Escalation
Add support for XIVE ESB Interrupt Escalation. Suggested-by: Michael Kowal <kowal@linux.ibm.com> [This change was taken from a patch provided by Michael Kowal.] Signed-off-by: Glenn Miles <milesg@linux.vnet.ibm.com> Reviewed-by: Nicholas Piggin <npiggin@gmail.com> Reviewed-by: Michael Kowal <kowal@linux.ibm.com> Reviewed-by: Caleb Schlossin <calebs@linux.ibm.com> Tested-by: Gautam Menghani <gautam@linux.ibm.com> Link: https://lore.kernel.org/qemu-devel/20250512031100.439842-18-npiggin@gmail.com Signed-off-by: Cédric Le Goater <clg@redhat.com>
Diffstat (limited to 'include')
-rw-r--r--include/hw/ppc/xive2.h1
-rw-r--r--include/hw/ppc/xive2_regs.h13
2 files changed, 9 insertions, 5 deletions
diff --git a/include/hw/ppc/xive2.h b/include/hw/ppc/xive2.h
index 8cdf819..2436ddb 100644
--- a/include/hw/ppc/xive2.h
+++ b/include/hw/ppc/xive2.h
@@ -80,6 +80,7 @@ int xive2_router_write_nvgc(Xive2Router *xrtr, bool crowd,
uint32_t xive2_router_get_config(Xive2Router *xrtr);
void xive2_router_notify(XiveNotifier *xn, uint32_t lisn, bool pq_checked);
+void xive2_notify(Xive2Router *xrtr, uint32_t lisn, bool pq_checked);
/*
* XIVE2 Presenter (POWER10)
diff --git a/include/hw/ppc/xive2_regs.h b/include/hw/ppc/xive2_regs.h
index 3c28de8..2c535ec 100644
--- a/include/hw/ppc/xive2_regs.h
+++ b/include/hw/ppc/xive2_regs.h
@@ -39,15 +39,18 @@
typedef struct Xive2Eas {
uint64_t w;
-#define EAS2_VALID PPC_BIT(0)
-#define EAS2_END_BLOCK PPC_BITMASK(4, 7) /* Destination EQ block# */
-#define EAS2_END_INDEX PPC_BITMASK(8, 31) /* Destination EQ index */
-#define EAS2_MASKED PPC_BIT(32) /* Masked */
-#define EAS2_END_DATA PPC_BITMASK(33, 63) /* written to the EQ */
+#define EAS2_VALID PPC_BIT(0)
+#define EAS2_QOS PPC_BIT(1, 2) /* Quality of Service(unimp) */
+#define EAS2_RESUME PPC_BIT(3) /* END Resume(unimp) */
+#define EAS2_END_BLOCK PPC_BITMASK(4, 7) /* Destination EQ block# */
+#define EAS2_END_INDEX PPC_BITMASK(8, 31) /* Destination EQ index */
+#define EAS2_MASKED PPC_BIT(32) /* Masked */
+#define EAS2_END_DATA PPC_BITMASK(33, 63) /* written to the EQ */
} Xive2Eas;
#define xive2_eas_is_valid(eas) (be64_to_cpu((eas)->w) & EAS2_VALID)
#define xive2_eas_is_masked(eas) (be64_to_cpu((eas)->w) & EAS2_MASKED)
+#define xive2_eas_is_resume(eas) (be64_to_cpu((eas)->w) & EAS2_RESUME)
void xive2_eas_pic_print_info(Xive2Eas *eas, uint32_t lisn, GString *buf);