From: Cédric Le Goater Date: Mon, 27 May 2019 07:17:22 +0000 (+0200) Subject: ppc/pnv: add dummy XSCOM registers for PRD initialization X-Git-Tag: v4.1.0-rc0~79^2 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=ce4b1b56852ea741170ae85d3b8c0771c1ca7c9e;p=thirdparty%2Fqemu.git ppc/pnv: add dummy XSCOM registers for PRD initialization PRD (Processor recovery diagnostics) is a service available on OpenPower systems. The opal-prd daemon initializes the PowerPC Processor through the XSCOM bus and then waits for hardware diagnostic events. Signed-off-by: Cédric Le Goater Message-Id: <20190527071722.31424-1-clg@kaod.org> Signed-off-by: David Gibson --- diff --git a/hw/ppc/pnv_xscom.c b/hw/ppc/pnv_xscom.c index c285ef514e8..f53a6d7a945 100644 --- a/hw/ppc/pnv_xscom.c +++ b/hw/ppc/pnv_xscom.c @@ -29,6 +29,12 @@ #include +/* PRD registers */ +#define PRD_P8_IPOLL_REG_MASK 0x01020013 +#define PRD_P8_IPOLL_REG_STATUS 0x01020014 +#define PRD_P9_IPOLL_REG_MASK 0x000F0033 +#define PRD_P9_IPOLL_REG_STATUS 0x000F0034 + static void xscom_complete(CPUState *cs, uint64_t hmer_bits) { /* @@ -70,6 +76,12 @@ static uint64_t xscom_read_default(PnvChip *chip, uint32_t pcba) case 0x1010c00: /* PIBAM FIR */ case 0x1010c03: /* PIBAM FIR MASK */ + /* PRD registers */ + case PRD_P8_IPOLL_REG_MASK: + case PRD_P8_IPOLL_REG_STATUS: + case PRD_P9_IPOLL_REG_MASK: + case PRD_P9_IPOLL_REG_STATUS: + /* P9 xscom reset */ case 0x0090018: /* Receive status reg */ case 0x0090012: /* log register */ @@ -124,6 +136,12 @@ static bool xscom_write_default(PnvChip *chip, uint32_t pcba, uint64_t val) case 0x201302a: /* CAPP stuff */ case 0x2013801: /* CAPP stuff */ case 0x2013802: /* CAPP stuff */ + + /* P8 PRD registers */ + case PRD_P8_IPOLL_REG_MASK: + case PRD_P8_IPOLL_REG_STATUS: + case PRD_P9_IPOLL_REG_MASK: + case PRD_P9_IPOLL_REG_STATUS: return true; default: return false;