From: Frederic Barrat <fbar...@linux.ibm.com>
The OGEN field at offset 0x1F is a new field for Gen2 TIMA. This
patch defines it.
Signed-off-by: Frederic Barrat <fbar...@linux.ibm.com>
Signed-off-by: Michael Kowal <ko...@linux.vnet.ibm.com>
Reviewed-by: Cédric Le Goater <c...@redhat.com>
---
include/hw/ppc/xive_regs.h | 1 +
hw/intc/xive.c | 4 ++++
2 files changed, 5 insertions(+)
diff --git a/include/hw/ppc/xive_regs.h b/include/hw/ppc/xive_regs.h
index 9d52d464d9..9062c6abf6 100644
--- a/include/hw/ppc/xive_regs.h
+++ b/include/hw/ppc/xive_regs.h
@@ -79,6 +79,7 @@
#define TM_INC 0x5 /* - + - + */
#define TM_AGE 0x6 /* - + - + */
#define TM_PIPR 0x7 /* - + - + */
+#define TM_OGEN 0xF /* - + - - */ /* P10 only */
#define TM_WORD0 0x0
#define TM_WORD1 0x4
diff --git a/hw/intc/xive.c b/hw/intc/xive.c
index 2fb38e2102..136d82338a 100644
--- a/hw/intc/xive.c
+++ b/hw/intc/xive.c
@@ -742,6 +742,10 @@ void xive_tctx_reset(XiveTCTX *tctx)
tctx->regs[TM_QW1_OS + TM_LSMFB] = 0xFF;
tctx->regs[TM_QW1_OS + TM_ACK_CNT] = 0xFF;
tctx->regs[TM_QW1_OS + TM_AGE] = 0xFF;
+ if (!(xive_presenter_get_config(tctx->xptr) &
+ XIVE_PRESENTER_GEN1_TIMA_OS)) {
+ tctx->regs[TM_QW1_OS + TM_OGEN] = 2;
+ }
/*
* Initialize PIPR to 0xFF to avoid phantom interrupts when the
--
2.43.0
