diff options
Diffstat (limited to 'hw/intc/pnv_xive2.c')
| -rw-r--r-- | hw/intc/pnv_xive2.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/hw/intc/pnv_xive2.c b/hw/intc/pnv_xive2.c index 8429ccbd51..e7a7d1b50f 100644 --- a/hw/intc/pnv_xive2.c +++ b/hw/intc/pnv_xive2.c @@ -705,6 +705,47 @@ static uint32_t pnv_xive2_presenter_get_config(XivePresenter *xptr) return cfg; } +static int pnv_xive2_broadcast(XivePresenter *xptr, + uint8_t nvt_blk, uint32_t nvt_idx, + uint8_t priority) +{ + PnvXive2 *xive = PNV_XIVE2(xptr); + PnvChip *chip = xive->chip; + int i, j; + bool gen1_tima_os = + xive->cq_regs[CQ_XIVE_CFG >> 3] & CQ_XIVE_CFG_GEN1_TIMA_OS; + + for (i = 0; i < chip->nr_cores; i++) { + PnvCore *pc = chip->cores[i]; + CPUCore *cc = CPU_CORE(pc); + + for (j = 0; j < cc->nr_threads; j++) { + PowerPCCPU *cpu = pc->threads[j]; + XiveTCTX *tctx; + int ring; + + if (!pnv_xive2_is_cpu_enabled(xive, cpu)) { + continue; + } + + tctx = XIVE_TCTX(pnv_cpu_state(cpu)->intc); + + if (gen1_tima_os) { + ring = xive_presenter_tctx_match(xptr, tctx, 0, nvt_blk, + nvt_idx, true, 0); + } else { + ring = xive2_presenter_tctx_match(xptr, tctx, 0, nvt_blk, + nvt_idx, true, 0); + } + + if (ring != -1) { + xive2_tm_set_lsmfb(tctx, ring, priority); + } + } + } + return 0; +} + static uint8_t pnv_xive2_get_block_id(Xive2Router *xrtr) { return pnv_xive2_block_id(PNV_XIVE2(xrtr)); @@ -2444,6 +2485,7 @@ static void pnv_xive2_class_init(ObjectClass *klass, void *data) xpc->match_nvt = pnv_xive2_match_nvt; xpc->get_config = pnv_xive2_presenter_get_config; + xpc->broadcast = pnv_xive2_broadcast; }; static const TypeInfo pnv_xive2_info = { |