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ppc/xive: introduce a XiveTCTX pointer under PowerPCCPU

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which will be used by the machine only when the XIVE interrupt mode is
in use.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Cédric Le Goater 2019-01-02 06:57:35 +01:00 committed by David Gibson
parent 8fa1f4ef38
commit 129dbe6926
4 changed files with 15 additions and 8 deletions
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6
hw/intc/xive.c
View File

@ -321,7 +321,7 @@ static void xive_tm_write(void *opaque, hwaddr offset,
uint64_t value, unsigned size)
{
PowerPCCPU *cpu = POWERPC_CPU(current_cpu);
XiveTCTX *tctx = XIVE_TCTX(cpu->intc);
XiveTCTX *tctx = cpu->tctx;
const XiveTmOp *xto;
/*
@ -360,7 +360,7 @@ static void xive_tm_write(void *opaque, hwaddr offset,
static uint64_t xive_tm_read(void *opaque, hwaddr offset, unsigned size)
{
PowerPCCPU *cpu = POWERPC_CPU(current_cpu);
XiveTCTX *tctx = XIVE_TCTX(cpu->intc);
XiveTCTX *tctx = cpu->tctx;
const XiveTmOp *xto;
/*
@ -1186,7 +1186,7 @@ static bool xive_presenter_match(XiveRouter *xrtr, uint8_t format,
CPU_FOREACH(cs) {
PowerPCCPU *cpu = POWERPC_CPU(cs);
XiveTCTX *tctx = XIVE_TCTX(cpu->intc);
XiveTCTX *tctx = cpu->tctx;
int ring;
/*

7
hw/ppc/spapr_cpu_core.c
View File

@ -194,7 +194,12 @@ static void spapr_unrealize_vcpu(PowerPCCPU *cpu, sPAPRCPUCore *sc)
vmstate_unregister(NULL, &vmstate_spapr_cpu_state, cpu->machine_data);
}
qemu_unregister_reset(spapr_cpu_reset, cpu);
object_unparent(cpu->intc);
if (cpu->intc) {
object_unparent(cpu->intc);
}
if (cpu->tctx) {
object_unparent(OBJECT(cpu->tctx));
}
cpu_remove_sync(CPU(cpu));
object_unparent(OBJECT(cpu));
}

8
hw/ppc/spapr_irq.c
View File

@ -315,7 +315,7 @@ static void spapr_irq_print_info_xive(sPAPRMachineState *spapr,
CPU_FOREACH(cs) {
PowerPCCPU *cpu = POWERPC_CPU(cs);
xive_tctx_pic_print_info(XIVE_TCTX(cpu->intc), mon);
xive_tctx_pic_print_info(cpu->tctx, mon);
}
spapr_xive_pic_print_info(spapr->xive, mon);
@ -333,13 +333,13 @@ static void spapr_irq_cpu_intc_create_xive(sPAPRMachineState *spapr,
return;
}
cpu->intc = obj;
cpu->tctx = XIVE_TCTX(obj);
/*
* (TCG) Early setting the OS CAM line for hotplugged CPUs as they
* don't beneficiate from the reset of the XIVE IRQ backend
*/
spapr_xive_set_tctx_os_cam(XIVE_TCTX(obj));
spapr_xive_set_tctx_os_cam(cpu->tctx);
}
static int spapr_irq_post_load_xive(sPAPRMachineState *spapr, int version_id)
@ -355,7 +355,7 @@ static void spapr_irq_reset_xive(sPAPRMachineState *spapr, Error **errp)
PowerPCCPU *cpu = POWERPC_CPU(cs);
/* (TCG) Set the OS CAM line of the thread interrupt context. */
spapr_xive_set_tctx_os_cam(XIVE_TCTX(cpu->intc));
spapr_xive_set_tctx_os_cam(cpu->tctx);
}
}

2
target/ppc/cpu.h
View File

@ -1177,6 +1177,7 @@ do { \
typedef struct PPCVirtualHypervisor PPCVirtualHypervisor;
typedef struct PPCVirtualHypervisorClass PPCVirtualHypervisorClass;
typedef struct XiveTCTX XiveTCTX;
/**
* PowerPCCPU:
@ -1196,6 +1197,7 @@ struct PowerPCCPU {
uint32_t compat_pvr;
PPCVirtualHypervisor *vhyp;
Object *intc;
XiveTCTX *tctx;
void *machine_data;
int32_t node_id; /* NUMA node this CPU belongs to */
PPCHash64Options *hash64_opts;