From f22f56dd483b27f8c4463dbb310029dd9161bb04 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= Date: Mon, 25 Nov 2019 07:58:19 +0100 Subject: ppc/pnv: Extend XiveRouter with a get_block_id() handler MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit When doing CAM line compares, fetch the block id from the interrupt controller which can have set the PC_TCTXT_CHIPID field. Signed-off-by: Cédric Le Goater Message-Id: <20191125065820.927-20-clg@kaod.org> Signed-off-by: David Gibson --- hw/intc/xive.c | 21 ++++++++++++++++----- 1 file changed, 16 insertions(+), 5 deletions(-) (limited to 'hw/intc/xive.c') diff --git a/hw/intc/xive.c b/hw/intc/xive.c index e022bb7..d4c6e21 100644 --- a/hw/intc/xive.c +++ b/hw/intc/xive.c @@ -1371,17 +1371,25 @@ int xive_router_write_nvt(XiveRouter *xrtr, uint8_t nvt_blk, uint32_t nvt_idx, return xrc->write_nvt(xrtr, nvt_blk, nvt_idx, nvt, word_number); } +static int xive_router_get_block_id(XiveRouter *xrtr) +{ + XiveRouterClass *xrc = XIVE_ROUTER_GET_CLASS(xrtr); + + return xrc->get_block_id(xrtr); +} + /* * Encode the HW CAM line in the block group mode format : * * chip << 19 | 0000000 0 0001 thread (7Bit) */ -static uint32_t xive_tctx_hw_cam_line(XiveTCTX *tctx) +static uint32_t xive_tctx_hw_cam_line(XivePresenter *xptr, XiveTCTX *tctx) { CPUPPCState *env = &POWERPC_CPU(tctx->cs)->env; uint32_t pir = env->spr_cb[SPR_PIR].default_value; + uint8_t blk = xive_router_get_block_id(XIVE_ROUTER(xptr)); - return xive_nvt_cam_line((pir >> 8) & 0xf, 1 << 7 | (pir & 0x7f)); + return xive_nvt_cam_line(blk, 1 << 7 | (pir & 0x7f)); } /* @@ -1418,7 +1426,7 @@ int xive_presenter_tctx_match(XivePresenter *xptr, XiveTCTX *tctx, /* PHYS ring */ if ((be32_to_cpu(qw3w2) & TM_QW3W2_VT) && - cam == xive_tctx_hw_cam_line(tctx)) { + cam == xive_tctx_hw_cam_line(xptr, tctx)) { return TM_QW3_HV_PHYS; } @@ -1755,7 +1763,11 @@ static uint64_t xive_end_source_read(void *opaque, hwaddr addr, unsigned size) uint8_t pq; uint64_t ret = -1; - end_blk = xsrc->block_id; + /* + * The block id should be deduced from the load address on the END + * ESB MMIO but our model only supports a single block per XIVE chip. + */ + end_blk = xive_router_get_block_id(xsrc->xrtr); end_idx = addr >> (xsrc->esb_shift + 1); if (xive_router_get_end(xsrc->xrtr, end_blk, end_idx, &end)) { @@ -1855,7 +1867,6 @@ static void xive_end_source_realize(DeviceState *dev, Error **errp) } static Property xive_end_source_properties[] = { - DEFINE_PROP_UINT8("block-id", XiveENDSource, block_id, 0), DEFINE_PROP_UINT32("nr-ends", XiveENDSource, nr_ends, 0), DEFINE_PROP_UINT32("shift", XiveENDSource, esb_shift, XIVE_ESB_64K), DEFINE_PROP_LINK("xive", XiveENDSource, xrtr, TYPE_XIVE_ROUTER, -- cgit v1.1