From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:43638) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Y3OcH-0001tg-DO for qemu-devel@nongnu.org; Tue, 23 Dec 2014 07:31:17 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Y3Oc8-0004yk-DU for qemu-devel@nongnu.org; Tue, 23 Dec 2014 07:31:09 -0500 Received: from e39.co.us.ibm.com ([32.97.110.160]:46474) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Y3Oc8-0004yY-5o for qemu-devel@nongnu.org; Tue, 23 Dec 2014 07:31:00 -0500 Received: from /spool/local by e39.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Tue, 23 Dec 2014 05:30:59 -0700 From: Michael Roth Date: Tue, 23 Dec 2014 06:30:18 -0600 Message-Id: <1419337831-16552-5-git-send-email-mdroth@linux.vnet.ibm.com> In-Reply-To: <1419337831-16552-1-git-send-email-mdroth@linux.vnet.ibm.com> References: <1419337831-16552-1-git-send-email-mdroth@linux.vnet.ibm.com> Subject: [Qemu-devel] [PATCH v4 04/17] spapr_rtas: add set-indicator RTAS interface List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: aik@ozlabs.ru, agraf@suse.de, ncmike@ncultra.org, qemu-ppc@nongnu.org, tyreld@linux.vnet.ibm.com, bharata.rao@gmail.com, nfont@linux.vnet.ibm.com From: Mike Day Signed-off-by: Mike Day Signed-off-by: Michael Roth --- hw/ppc/spapr_rtas.c | 80 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 80 insertions(+) diff --git a/hw/ppc/spapr_rtas.c b/hw/ppc/spapr_rtas.c index a2fb533..6aa325f 100644 --- a/hw/ppc/spapr_rtas.c +++ b/hw/ppc/spapr_rtas.c @@ -35,6 +35,18 @@ #include "qapi-event.h" #include +#include "hw/ppc/spapr_drc.h" + +/* #define DEBUG_SPAPR */ + +#ifdef DEBUG_SPAPR +#define DPRINTF(fmt, ...) \ + do { fprintf(stderr, fmt, ## __VA_ARGS__); } while (0) +#else +#define DPRINTF(fmt, ...) \ + do { } while (0) +#endif + static void rtas_display_character(PowerPCCPU *cpu, sPAPREnvironment *spapr, uint32_t token, uint32_t nargs, @@ -311,6 +323,72 @@ static void rtas_get_power_level(PowerPCCPU *cpu, sPAPREnvironment *spapr, rtas_st(rets, 1, 100); } +/* + * indicator/sensor types + * as defined by PAPR+ 2.7 7.3.5.4, Table 41 + * + * NOTE: currently only DR-related sensors are implemented here + */ +#define RTAS_SENSOR_TYPE_ISOLATION_STATE 9001 +#define RTAS_SENSOR_TYPE_DR 9002 +#define RTAS_SENSOR_TYPE_ALLOCATION_STATE 9003 +#define RTAS_SENSOR_TYPE_ENTITY_SENSE RTAS_SENSOR_TYPE_ALLOCATION_STATE + +static bool sensor_type_is_dr(uint32_t sensor_type) +{ + switch (sensor_type) { + case RTAS_SENSOR_TYPE_ISOLATION_STATE: + case RTAS_SENSOR_TYPE_DR: + case RTAS_SENSOR_TYPE_ALLOCATION_STATE: + return true; + } + + return false; +} + +static void rtas_set_indicator(PowerPCCPU *cpu, sPAPREnvironment *spapr, + uint32_t token, uint32_t nargs, + target_ulong args, uint32_t nret, + target_ulong rets) +{ + uint32_t sensor_type = rtas_ld(args, 0); + uint32_t sensor_index = rtas_ld(args, 1); + uint32_t sensor_state = rtas_ld(args, 2); + sPAPRDRConnector *drc; + sPAPRDRConnectorClass *drck; + + if (sensor_type_is_dr(sensor_type)) { + /* if this is a DR sensor we can assume sensor_index == drc_index */ + drc = spapr_dr_connector_by_index(sensor_index); + drck = SPAPR_DR_CONNECTOR_GET_CLASS(drc); + } else { + /* currently only DR-related sensors are implemented */ + goto out_unimplemented; + } + + switch (sensor_type) { + case RTAS_SENSOR_TYPE_ISOLATION_STATE: + drck->set_isolation_state(drc, sensor_state); + break; + case RTAS_SENSOR_TYPE_DR: + drck->set_indicator_state(drc, sensor_state); + break; + case RTAS_SENSOR_TYPE_ALLOCATION_STATE: + drck->set_allocation_state(drc, sensor_state); + break; + default: + goto out_unimplemented; + } + + rtas_st(rets, 0, RTAS_OUT_SUCCESS); + return; + +out_unimplemented: + DPRINTF("rtas_set_indicator: sensor/indicator not implemented: %d\n", + sensor_type); + rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR); +} + static struct rtas_call { const char *name; spapr_rtas_fn fn; @@ -444,6 +522,8 @@ static void core_rtas_register_types(void) rtas_set_power_level); spapr_rtas_register(RTAS_GET_POWER_LEVEL, "get-power-level", rtas_get_power_level); + spapr_rtas_register(RTAS_SET_INDICATOR, "set-indicator", + rtas_set_indicator); } type_init(core_rtas_register_types) -- 1.9.1