Message ID | 1475479496-16158-17-git-send-email-clg@kaod.org |
---|---|
State | New |
Headers | show |
On Mon, Oct 03, 2016 at 09:24:52AM +0200, Cédric Le Goater wrote: > and also link the XICS object to each core as it is needed to do the > CPU setup. > > Signed-off-by: Cédric Le Goater <clg@kaod.org> > --- > hw/ppc/pnv.c | 18 ++++++++++++++++++ > hw/ppc/pnv_core.c | 25 +++++++++++++++++++++---- > include/hw/ppc/pnv.h | 2 ++ > 3 files changed, 41 insertions(+), 4 deletions(-) > > diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c > index 4a71b18bf38b..6335ca11efe7 100644 > --- a/hw/ppc/pnv.c > +++ b/hw/ppc/pnv.c > @@ -32,6 +32,7 @@ > #include "exec/address-spaces.h" > #include "qemu/cutils.h" > > +#include "hw/ppc/xics.h" > #include "hw/ppc/pnv_xscom.h" > > #include "hw/isa/isa.h" > @@ -223,6 +224,7 @@ static void powernv_populate_chip(PnvChip *chip, void *fdt) > char *typename = pnv_core_typename(pcc->cpu_model); > size_t typesize = object_type_get_instance_size(typename); > int i; > + int smt = 1; /* TCG does not support more for the moment */ > > pnv_xscom_populate(chip, fdt, 0); > > @@ -230,6 +232,9 @@ static void powernv_populate_chip(PnvChip *chip, void *fdt) > PnvCore *pnv_core = PNV_CORE(chip->cores + i * typesize); > > powernv_create_core_node(chip, pnv_core, fdt); > + > + /* Interrupt presentation controllers (ICP). One per core. */ > + xics_native_populate_icp(chip, fdt, 0, pnv_core->pir, smt); > } > > /* Put all the memory in one node on chip 0 until we find a way to > @@ -631,6 +636,9 @@ static void pnv_chip_init(Object *obj) > > object_initialize(&chip->lpc, sizeof(chip->lpc), TYPE_PNV_LPC); > object_property_add_child(obj, "lpc", OBJECT(&chip->lpc), NULL); > + > + object_initialize(&chip->xics, sizeof(chip->xics), TYPE_XICS_NATIVE); > + object_property_add_child(obj, "xics", OBJECT(&chip->xics), NULL); > } > > static void pnv_chip_realize(DeviceState *dev, Error **errp) > @@ -641,6 +649,7 @@ static void pnv_chip_realize(DeviceState *dev, Error **errp) > char *typename = pnv_core_typename(pcc->cpu_model); > size_t typesize = object_type_get_instance_size(typename); > int i, core_hwid; > + int smt = 1; /* TCG does not support more for the moment */ > > if (!object_class_by_name(typename)) { > error_setg(errp, "Unable to find PowerNV CPU Core '%s'", typename); > @@ -662,6 +671,13 @@ static void pnv_chip_realize(DeviceState *dev, Error **errp) > return; > } > > + /* Set up Interrupt Controller before we create the VCPUs */ > + object_property_set_int(OBJECT(&chip->xics), smp_cpus * smt / smp_threads, > + "nr_servers", &error_fatal); / smp_threads doesn't look right (more actual threads means less servers). I think you just want smp_cpus * smp_threads. Or actually cores_per_chip * smp_threads. > + object_property_set_bool(OBJECT(&chip->xics), true, "realized", > + &error_fatal); > + sysbus_mmio_map(SYS_BUS_DEVICE(&chip->xics), 0, PNV_XICS_BASE); > + > chip->cores = g_malloc0(typesize * chip->nr_cores); > > for (i = 0, core_hwid = 0; (core_hwid < sizeof(chip->cores_mask) * 8) > @@ -684,6 +700,8 @@ static void pnv_chip_realize(DeviceState *dev, Error **errp) > object_property_set_int(OBJECT(pnv_core), > pcc->core_pir(chip, core_hwid), > "pir", &error_fatal); > + object_property_add_const_link(OBJECT(pnv_core), "xics", > + OBJECT(&chip->xics), &error_fatal); > object_property_set_bool(OBJECT(pnv_core), true, "realized", > &error_fatal); > object_unref(OBJECT(pnv_core)); > diff --git a/hw/ppc/pnv_core.c b/hw/ppc/pnv_core.c > index a1c8a14f06b6..fe18e3150f78 100644 > --- a/hw/ppc/pnv_core.c > +++ b/hw/ppc/pnv_core.c > @@ -24,6 +24,7 @@ > #include "hw/ppc/ppc.h" > #include "hw/ppc/pnv.h" > #include "hw/ppc/pnv_core.h" > +#include "hw/ppc/xics.h" > > static void powernv_cpu_reset(void *opaque) > { > @@ -54,7 +55,7 @@ static void powernv_cpu_reset(void *opaque) > env->msr |= MSR_HVB; /* Hypervisor mode */ > } > > -static void powernv_cpu_init(PowerPCCPU *cpu, Error **errp) > +static void powernv_cpu_init(PowerPCCPU *cpu, XICSState *xics, Error **errp) > { > CPUPPCState *env = &cpu->env; > > @@ -63,6 +64,12 @@ static void powernv_cpu_init(PowerPCCPU *cpu, Error **errp) > > qemu_register_reset(powernv_cpu_reset, cpu); > powernv_cpu_reset(cpu); > + > + /* > + * XICS native cpu_setup() expects SPR_PIR to be set. So it needs > + * to run after powernv_cpu_reset() > + */ > + xics_cpu_setup(xics, cpu); > } > > /* > @@ -110,7 +117,7 @@ static const MemoryRegionOps pnv_core_xscom_ops = { > .endianness = DEVICE_BIG_ENDIAN, > }; > > -static void pnv_core_realize_child(Object *child, Error **errp) > +static void pnv_core_realize_child(Object *child, XICSState *xics, Error **errp) > { > Error *local_err = NULL; > CPUState *cs = CPU(child); > @@ -122,7 +129,7 @@ static void pnv_core_realize_child(Object *child, Error **errp) > return; > } > > - powernv_cpu_init(cpu, &local_err); > + powernv_cpu_init(cpu, xics, &local_err); > if (local_err) { > error_propagate(errp, local_err); > return; > @@ -140,6 +147,7 @@ static void pnv_core_realize(DeviceState *dev, Error **errp) > void *obj; > int i, j; > char name[32]; > + XICSState *xics; > > pc->threads = g_malloc0(size * cc->nr_threads); > for (i = 0; i < cc->nr_threads; i++) { > @@ -157,10 +165,19 @@ static void pnv_core_realize(DeviceState *dev, Error **errp) > object_unref(obj); > } > > + /* get XICS object from chip */ > + obj = object_property_get_link(OBJECT(dev), "xics", &local_err); > + if (!obj) { > + error_setg(errp, "%s: required link 'xics' not found: %s", > + __func__, error_get_pretty(local_err)); > + return; > + } > + xics = XICS_COMMON(obj); > + > for (j = 0; j < cc->nr_threads; j++) { > obj = pc->threads + j * size; > > - pnv_core_realize_child(obj, &local_err); > + pnv_core_realize_child(obj, xics, &local_err); > if (local_err) { > goto err; > } > diff --git a/include/hw/ppc/pnv.h b/include/hw/ppc/pnv.h > index 3f24b87d199b..73d26c55d993 100644 > --- a/include/hw/ppc/pnv.h > +++ b/include/hw/ppc/pnv.h > @@ -23,6 +23,7 @@ > #include "hw/sysbus.h" > #include "hw/ppc/pnv_xscom.h" > #include "hw/ppc/pnv_lpc.h" > +#include "hw/ppc/xics.h" > > #define TYPE_PNV_CHIP "powernv-chip" > #define PNV_CHIP(obj) OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP) > @@ -55,6 +56,7 @@ typedef struct PnvChip { > void *cores; > > PnvLpcController lpc; > + XICSNative xics; > } PnvChip; > > typedef struct PnvChipClass {
On 10/14/2016 08:18 AM, David Gibson wrote: > On Mon, Oct 03, 2016 at 09:24:52AM +0200, Cédric Le Goater wrote: >> and also link the XICS object to each core as it is needed to do the >> CPU setup. >> >> Signed-off-by: Cédric Le Goater <clg@kaod.org> >> --- >> hw/ppc/pnv.c | 18 ++++++++++++++++++ >> hw/ppc/pnv_core.c | 25 +++++++++++++++++++++---- >> include/hw/ppc/pnv.h | 2 ++ >> 3 files changed, 41 insertions(+), 4 deletions(-) >> >> diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c >> index 4a71b18bf38b..6335ca11efe7 100644 >> --- a/hw/ppc/pnv.c >> +++ b/hw/ppc/pnv.c >> @@ -32,6 +32,7 @@ >> #include "exec/address-spaces.h" >> #include "qemu/cutils.h" >> >> +#include "hw/ppc/xics.h" >> #include "hw/ppc/pnv_xscom.h" >> >> #include "hw/isa/isa.h" >> @@ -223,6 +224,7 @@ static void powernv_populate_chip(PnvChip *chip, void *fdt) >> char *typename = pnv_core_typename(pcc->cpu_model); >> size_t typesize = object_type_get_instance_size(typename); >> int i; >> + int smt = 1; /* TCG does not support more for the moment */ >> >> pnv_xscom_populate(chip, fdt, 0); >> >> @@ -230,6 +232,9 @@ static void powernv_populate_chip(PnvChip *chip, void *fdt) >> PnvCore *pnv_core = PNV_CORE(chip->cores + i * typesize); >> >> powernv_create_core_node(chip, pnv_core, fdt); >> + >> + /* Interrupt presentation controllers (ICP). One per core. */ >> + xics_native_populate_icp(chip, fdt, 0, pnv_core->pir, smt); >> } >> >> /* Put all the memory in one node on chip 0 until we find a way to >> @@ -631,6 +636,9 @@ static void pnv_chip_init(Object *obj) >> >> object_initialize(&chip->lpc, sizeof(chip->lpc), TYPE_PNV_LPC); >> object_property_add_child(obj, "lpc", OBJECT(&chip->lpc), NULL); >> + >> + object_initialize(&chip->xics, sizeof(chip->xics), TYPE_XICS_NATIVE); >> + object_property_add_child(obj, "xics", OBJECT(&chip->xics), NULL); >> } >> >> static void pnv_chip_realize(DeviceState *dev, Error **errp) >> @@ -641,6 +649,7 @@ static void pnv_chip_realize(DeviceState *dev, Error **errp) >> char *typename = pnv_core_typename(pcc->cpu_model); >> size_t typesize = object_type_get_instance_size(typename); >> int i, core_hwid; >> + int smt = 1; /* TCG does not support more for the moment */ >> >> if (!object_class_by_name(typename)) { >> error_setg(errp, "Unable to find PowerNV CPU Core '%s'", typename); >> @@ -662,6 +671,13 @@ static void pnv_chip_realize(DeviceState *dev, Error **errp) >> return; >> } >> >> + /* Set up Interrupt Controller before we create the VCPUs */ >> + object_property_set_int(OBJECT(&chip->xics), smp_cpus * smt / smp_threads, >> + "nr_servers", &error_fatal); > > / smp_threads doesn't look right (more actual threads means less > servers). I think you just want smp_cpus * smp_threads. Or actually > cores_per_chip * smp_threads. yes this is a left over, working because everything is 1. So yes, it will be chip->nr_cores * smp_threads Thanks, C. >> + object_property_set_bool(OBJECT(&chip->xics), true, "realized", >> + &error_fatal); >> + sysbus_mmio_map(SYS_BUS_DEVICE(&chip->xics), 0, PNV_XICS_BASE); >> + >> chip->cores = g_malloc0(typesize * chip->nr_cores); >> >> for (i = 0, core_hwid = 0; (core_hwid < sizeof(chip->cores_mask) * 8) >> @@ -684,6 +700,8 @@ static void pnv_chip_realize(DeviceState *dev, Error **errp) >> object_property_set_int(OBJECT(pnv_core), >> pcc->core_pir(chip, core_hwid), >> "pir", &error_fatal); >> + object_property_add_const_link(OBJECT(pnv_core), "xics", >> + OBJECT(&chip->xics), &error_fatal); >> object_property_set_bool(OBJECT(pnv_core), true, "realized", >> &error_fatal); >> object_unref(OBJECT(pnv_core)); >> diff --git a/hw/ppc/pnv_core.c b/hw/ppc/pnv_core.c >> index a1c8a14f06b6..fe18e3150f78 100644 >> --- a/hw/ppc/pnv_core.c >> +++ b/hw/ppc/pnv_core.c >> @@ -24,6 +24,7 @@ >> #include "hw/ppc/ppc.h" >> #include "hw/ppc/pnv.h" >> #include "hw/ppc/pnv_core.h" >> +#include "hw/ppc/xics.h" >> >> static void powernv_cpu_reset(void *opaque) >> { >> @@ -54,7 +55,7 @@ static void powernv_cpu_reset(void *opaque) >> env->msr |= MSR_HVB; /* Hypervisor mode */ >> } >> >> -static void powernv_cpu_init(PowerPCCPU *cpu, Error **errp) >> +static void powernv_cpu_init(PowerPCCPU *cpu, XICSState *xics, Error **errp) >> { >> CPUPPCState *env = &cpu->env; >> >> @@ -63,6 +64,12 @@ static void powernv_cpu_init(PowerPCCPU *cpu, Error **errp) >> >> qemu_register_reset(powernv_cpu_reset, cpu); >> powernv_cpu_reset(cpu); >> + >> + /* >> + * XICS native cpu_setup() expects SPR_PIR to be set. So it needs >> + * to run after powernv_cpu_reset() >> + */ >> + xics_cpu_setup(xics, cpu); >> } >> >> /* >> @@ -110,7 +117,7 @@ static const MemoryRegionOps pnv_core_xscom_ops = { >> .endianness = DEVICE_BIG_ENDIAN, >> }; >> >> -static void pnv_core_realize_child(Object *child, Error **errp) >> +static void pnv_core_realize_child(Object *child, XICSState *xics, Error **errp) >> { >> Error *local_err = NULL; >> CPUState *cs = CPU(child); >> @@ -122,7 +129,7 @@ static void pnv_core_realize_child(Object *child, Error **errp) >> return; >> } >> >> - powernv_cpu_init(cpu, &local_err); >> + powernv_cpu_init(cpu, xics, &local_err); >> if (local_err) { >> error_propagate(errp, local_err); >> return; >> @@ -140,6 +147,7 @@ static void pnv_core_realize(DeviceState *dev, Error **errp) >> void *obj; >> int i, j; >> char name[32]; >> + XICSState *xics; >> >> pc->threads = g_malloc0(size * cc->nr_threads); >> for (i = 0; i < cc->nr_threads; i++) { >> @@ -157,10 +165,19 @@ static void pnv_core_realize(DeviceState *dev, Error **errp) >> object_unref(obj); >> } >> >> + /* get XICS object from chip */ >> + obj = object_property_get_link(OBJECT(dev), "xics", &local_err); >> + if (!obj) { >> + error_setg(errp, "%s: required link 'xics' not found: %s", >> + __func__, error_get_pretty(local_err)); >> + return; >> + } >> + xics = XICS_COMMON(obj); >> + >> for (j = 0; j < cc->nr_threads; j++) { >> obj = pc->threads + j * size; >> >> - pnv_core_realize_child(obj, &local_err); >> + pnv_core_realize_child(obj, xics, &local_err); >> if (local_err) { >> goto err; >> } >> diff --git a/include/hw/ppc/pnv.h b/include/hw/ppc/pnv.h >> index 3f24b87d199b..73d26c55d993 100644 >> --- a/include/hw/ppc/pnv.h >> +++ b/include/hw/ppc/pnv.h >> @@ -23,6 +23,7 @@ >> #include "hw/sysbus.h" >> #include "hw/ppc/pnv_xscom.h" >> #include "hw/ppc/pnv_lpc.h" >> +#include "hw/ppc/xics.h" >> >> #define TYPE_PNV_CHIP "powernv-chip" >> #define PNV_CHIP(obj) OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP) >> @@ -55,6 +56,7 @@ typedef struct PnvChip { >> void *cores; >> >> PnvLpcController lpc; >> + XICSNative xics; >> } PnvChip; >> >> typedef struct PnvChipClass { >
diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c index 4a71b18bf38b..6335ca11efe7 100644 --- a/hw/ppc/pnv.c +++ b/hw/ppc/pnv.c @@ -32,6 +32,7 @@ #include "exec/address-spaces.h" #include "qemu/cutils.h" +#include "hw/ppc/xics.h" #include "hw/ppc/pnv_xscom.h" #include "hw/isa/isa.h" @@ -223,6 +224,7 @@ static void powernv_populate_chip(PnvChip *chip, void *fdt) char *typename = pnv_core_typename(pcc->cpu_model); size_t typesize = object_type_get_instance_size(typename); int i; + int smt = 1; /* TCG does not support more for the moment */ pnv_xscom_populate(chip, fdt, 0); @@ -230,6 +232,9 @@ static void powernv_populate_chip(PnvChip *chip, void *fdt) PnvCore *pnv_core = PNV_CORE(chip->cores + i * typesize); powernv_create_core_node(chip, pnv_core, fdt); + + /* Interrupt presentation controllers (ICP). One per core. */ + xics_native_populate_icp(chip, fdt, 0, pnv_core->pir, smt); } /* Put all the memory in one node on chip 0 until we find a way to @@ -631,6 +636,9 @@ static void pnv_chip_init(Object *obj) object_initialize(&chip->lpc, sizeof(chip->lpc), TYPE_PNV_LPC); object_property_add_child(obj, "lpc", OBJECT(&chip->lpc), NULL); + + object_initialize(&chip->xics, sizeof(chip->xics), TYPE_XICS_NATIVE); + object_property_add_child(obj, "xics", OBJECT(&chip->xics), NULL); } static void pnv_chip_realize(DeviceState *dev, Error **errp) @@ -641,6 +649,7 @@ static void pnv_chip_realize(DeviceState *dev, Error **errp) char *typename = pnv_core_typename(pcc->cpu_model); size_t typesize = object_type_get_instance_size(typename); int i, core_hwid; + int smt = 1; /* TCG does not support more for the moment */ if (!object_class_by_name(typename)) { error_setg(errp, "Unable to find PowerNV CPU Core '%s'", typename); @@ -662,6 +671,13 @@ static void pnv_chip_realize(DeviceState *dev, Error **errp) return; } + /* Set up Interrupt Controller before we create the VCPUs */ + object_property_set_int(OBJECT(&chip->xics), smp_cpus * smt / smp_threads, + "nr_servers", &error_fatal); + object_property_set_bool(OBJECT(&chip->xics), true, "realized", + &error_fatal); + sysbus_mmio_map(SYS_BUS_DEVICE(&chip->xics), 0, PNV_XICS_BASE); + chip->cores = g_malloc0(typesize * chip->nr_cores); for (i = 0, core_hwid = 0; (core_hwid < sizeof(chip->cores_mask) * 8) @@ -684,6 +700,8 @@ static void pnv_chip_realize(DeviceState *dev, Error **errp) object_property_set_int(OBJECT(pnv_core), pcc->core_pir(chip, core_hwid), "pir", &error_fatal); + object_property_add_const_link(OBJECT(pnv_core), "xics", + OBJECT(&chip->xics), &error_fatal); object_property_set_bool(OBJECT(pnv_core), true, "realized", &error_fatal); object_unref(OBJECT(pnv_core)); diff --git a/hw/ppc/pnv_core.c b/hw/ppc/pnv_core.c index a1c8a14f06b6..fe18e3150f78 100644 --- a/hw/ppc/pnv_core.c +++ b/hw/ppc/pnv_core.c @@ -24,6 +24,7 @@ #include "hw/ppc/ppc.h" #include "hw/ppc/pnv.h" #include "hw/ppc/pnv_core.h" +#include "hw/ppc/xics.h" static void powernv_cpu_reset(void *opaque) { @@ -54,7 +55,7 @@ static void powernv_cpu_reset(void *opaque) env->msr |= MSR_HVB; /* Hypervisor mode */ } -static void powernv_cpu_init(PowerPCCPU *cpu, Error **errp) +static void powernv_cpu_init(PowerPCCPU *cpu, XICSState *xics, Error **errp) { CPUPPCState *env = &cpu->env; @@ -63,6 +64,12 @@ static void powernv_cpu_init(PowerPCCPU *cpu, Error **errp) qemu_register_reset(powernv_cpu_reset, cpu); powernv_cpu_reset(cpu); + + /* + * XICS native cpu_setup() expects SPR_PIR to be set. So it needs + * to run after powernv_cpu_reset() + */ + xics_cpu_setup(xics, cpu); } /* @@ -110,7 +117,7 @@ static const MemoryRegionOps pnv_core_xscom_ops = { .endianness = DEVICE_BIG_ENDIAN, }; -static void pnv_core_realize_child(Object *child, Error **errp) +static void pnv_core_realize_child(Object *child, XICSState *xics, Error **errp) { Error *local_err = NULL; CPUState *cs = CPU(child); @@ -122,7 +129,7 @@ static void pnv_core_realize_child(Object *child, Error **errp) return; } - powernv_cpu_init(cpu, &local_err); + powernv_cpu_init(cpu, xics, &local_err); if (local_err) { error_propagate(errp, local_err); return; @@ -140,6 +147,7 @@ static void pnv_core_realize(DeviceState *dev, Error **errp) void *obj; int i, j; char name[32]; + XICSState *xics; pc->threads = g_malloc0(size * cc->nr_threads); for (i = 0; i < cc->nr_threads; i++) { @@ -157,10 +165,19 @@ static void pnv_core_realize(DeviceState *dev, Error **errp) object_unref(obj); } + /* get XICS object from chip */ + obj = object_property_get_link(OBJECT(dev), "xics", &local_err); + if (!obj) { + error_setg(errp, "%s: required link 'xics' not found: %s", + __func__, error_get_pretty(local_err)); + return; + } + xics = XICS_COMMON(obj); + for (j = 0; j < cc->nr_threads; j++) { obj = pc->threads + j * size; - pnv_core_realize_child(obj, &local_err); + pnv_core_realize_child(obj, xics, &local_err); if (local_err) { goto err; } diff --git a/include/hw/ppc/pnv.h b/include/hw/ppc/pnv.h index 3f24b87d199b..73d26c55d993 100644 --- a/include/hw/ppc/pnv.h +++ b/include/hw/ppc/pnv.h @@ -23,6 +23,7 @@ #include "hw/sysbus.h" #include "hw/ppc/pnv_xscom.h" #include "hw/ppc/pnv_lpc.h" +#include "hw/ppc/xics.h" #define TYPE_PNV_CHIP "powernv-chip" #define PNV_CHIP(obj) OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP) @@ -55,6 +56,7 @@ typedef struct PnvChip { void *cores; PnvLpcController lpc; + XICSNative xics; } PnvChip; typedef struct PnvChipClass {
and also link the XICS object to each core as it is needed to do the CPU setup. Signed-off-by: Cédric Le Goater <clg@kaod.org> --- hw/ppc/pnv.c | 18 ++++++++++++++++++ hw/ppc/pnv_core.c | 25 +++++++++++++++++++++---- include/hw/ppc/pnv.h | 2 ++ 3 files changed, 41 insertions(+), 4 deletions(-)