diff options
Diffstat (limited to 'hw/intc/pnv_xive.c')
-rw-r--r-- | hw/intc/pnv_xive.c | 37 |
1 files changed, 34 insertions, 3 deletions
diff --git a/hw/intc/pnv_xive.c b/hw/intc/pnv_xive.c index 621b20a..1ce1d7b 100644 --- a/hw/intc/pnv_xive.c +++ b/hw/intc/pnv_xive.c @@ -403,6 +403,34 @@ static int pnv_xive_get_eas(XiveRouter *xrtr, uint8_t blk, uint32_t idx, return pnv_xive_vst_read(xive, VST_TSEL_IVT, blk, idx, eas); } +static int pnv_xive_get_pq(XiveRouter *xrtr, uint8_t blk, uint32_t idx, + uint8_t *pq) +{ + PnvXive *xive = PNV_XIVE(xrtr); + + if (pnv_xive_block_id(xive) != blk) { + xive_error(xive, "VST: EAS %x is remote !?", XIVE_EAS(blk, idx)); + return -1; + } + + *pq = xive_source_esb_get(&xive->ipi_source, idx); + return 0; +} + +static int pnv_xive_set_pq(XiveRouter *xrtr, uint8_t blk, uint32_t idx, + uint8_t *pq) +{ + PnvXive *xive = PNV_XIVE(xrtr); + + if (pnv_xive_block_id(xive) != blk) { + xive_error(xive, "VST: EAS %x is remote !?", XIVE_EAS(blk, idx)); + return -1; + } + + *pq = xive_source_esb_set(&xive->ipi_source, idx, *pq); + return 0; +} + /* * One bit per thread id. The first register PC_THREAD_EN_REG0 covers * the first cores 0-15 (normal) of the chip or 0-7 (fused). The @@ -499,12 +527,12 @@ static PnvXive *pnv_xive_tm_get_xive(PowerPCCPU *cpu) * event notification to the Router. This is required on a multichip * system. */ -static void pnv_xive_notify(XiveNotifier *xn, uint32_t srcno) +static void pnv_xive_notify(XiveNotifier *xn, uint32_t srcno, bool pq_checked) { PnvXive *xive = PNV_XIVE(xn); uint8_t blk = pnv_xive_block_id(xive); - xive_router_notify(xn, XIVE_EAS(blk, srcno)); + xive_router_notify(xn, XIVE_EAS(blk, srcno), pq_checked); } /* @@ -1351,7 +1379,8 @@ static void pnv_xive_ic_hw_trigger(PnvXive *xive, hwaddr addr, uint64_t val) blk = XIVE_EAS_BLOCK(val); idx = XIVE_EAS_INDEX(val); - xive_router_notify(XIVE_NOTIFIER(xive), XIVE_EAS(blk, idx)); + xive_router_notify(XIVE_NOTIFIER(xive), XIVE_EAS(blk, idx), + !!(val & XIVE_TRIGGER_PQ)); } static void pnv_xive_ic_notify_write(void *opaque, hwaddr addr, uint64_t val, @@ -1971,6 +2000,8 @@ static void pnv_xive_class_init(ObjectClass *klass, void *data) device_class_set_props(dc, pnv_xive_properties); xrc->get_eas = pnv_xive_get_eas; + xrc->get_pq = pnv_xive_get_pq; + xrc->set_pq = pnv_xive_set_pq; xrc->get_end = pnv_xive_get_end; xrc->write_end = pnv_xive_write_end; xrc->get_nvt = pnv_xive_get_nvt; |