Skip to content

Commit

Permalink
---
Browse files Browse the repository at this point in the history 
yaml
---
r: 125242
b: refs/heads/master
c: 5e2be19
h: refs/heads/master
v: v3
  • Loading branch information
Xiantao Zhang authored and Avi Kivity committed Dec 31, 2008
1 parent bdf312a commit facacca
Show file tree
Hide file tree
Showing 6 changed files with 89 additions and 34 deletions.
2 changes: 1 addition & 1 deletion [refs]
View file
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 7d637978151511148912fe2ea2bac9f9c64f5c35
refs/heads/master: 5e2be19832ccf93bf731a1758ec9fabf48414584
38 changes: 15 additions & 23 deletions trunk/arch/ia64/kvm/mmio.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -66,31 +66,25 @@ void lsapic_write(struct kvm_vcpu *v, unsigned long addr,

switch (addr) {
case PIB_OFST_INTA:
/*panic_domain(NULL, "Undefined write on PIB INTA\n");*/
panic_vm(v);
panic_vm(v, "Undefined write on PIB INTA\n");
break;
case PIB_OFST_XTP:
if (length == 1) {
vlsapic_write_xtp(v, val);
} else {
/*panic_domain(NULL,
"Undefined write on PIB XTP\n");*/
panic_vm(v);
panic_vm(v, "Undefined write on PIB XTP\n");
}
break;
default:
if (PIB_LOW_HALF(addr)) {
/*lower half */
/*Lower half */
if (length != 8)
/*panic_domain(NULL,
"Can't LHF write with size %ld!\n",
length);*/
panic_vm(v);
panic_vm(v, "Can't LHF write with size %ld!\n",
length);
else
vlsapic_write_ipi(v, addr, val);
} else { /* upper half
printk("IPI-UHF write %lx\n",addr);*/
panic_vm(v);
} else { /*Upper half */
panic_vm(v, "IPI-UHF write %lx\n", addr);
}
break;
}
Expand All @@ -108,22 +102,18 @@ unsigned long lsapic_read(struct kvm_vcpu *v, unsigned long addr,
if (length == 1) /* 1 byte load */
; /* There is no i8259, there is no INTA access*/
else
/*panic_domain(NULL,"Undefined read on PIB INTA\n"); */
panic_vm(v);
panic_vm(v, "Undefined read on PIB INTA\n");

break;
case PIB_OFST_XTP:
if (length == 1) {
result = VLSAPIC_XTP(v);
/* printk("read xtp %lx\n", result); */
} else {
/*panic_domain(NULL,
"Undefined read on PIB XTP\n");*/
panic_vm(v);
panic_vm(v, "Undefined read on PIB XTP\n");
}
break;
default:
panic_vm(v);
panic_vm(v, "Undefined addr access for lsapic!\n");
break;
}
return result;
Expand Down Expand Up @@ -162,7 +152,7 @@ static void mmio_access(struct kvm_vcpu *vcpu, u64 src_pa, u64 *dest,
/* it's necessary to ensure zero extending */
*dest = p->u.ioreq.data & (~0UL >> (64-(s*8)));
} else
panic_vm(vcpu);
panic_vm(vcpu, "Unhandled mmio access returned!\n");
out:
local_irq_restore(psr);
return ;
Expand Down Expand Up @@ -324,7 +314,9 @@ void emulate_io_inst(struct kvm_vcpu *vcpu, u64 padr, u64 ma)
return;
} else {
inst_type = -1;
panic_vm(vcpu);
panic_vm(vcpu, "Unsupported MMIO access instruction! \
Bunld[0]=0x%lx, Bundle[1]=0x%lx\n",
bundle.i64[0], bundle.i64[1]);
}

size = 1 << size;
Expand All @@ -335,7 +327,7 @@ void emulate_io_inst(struct kvm_vcpu *vcpu, u64 padr, u64 ma)
if (inst_type == SL_INTEGER)
vcpu_set_gr(vcpu, inst.M1.r1, data, 0);
else
panic_vm(vcpu);
panic_vm(vcpu, "Unsupported instruction type!\n");

}
vcpu_increment_iip(vcpu);
Expand Down
9 changes: 5 additions & 4 deletions trunk/arch/ia64/kvm/process.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -527,7 +527,8 @@ void reflect_interruption(u64 ifa, u64 isr, u64 iim,
vector = vec2off[vec];

if (!(vpsr & IA64_PSR_IC) && (vector != IA64_DATA_NESTED_TLB_VECTOR)) {
panic_vm(vcpu);
panic_vm(vcpu, "Interruption with vector :0x%lx occurs "
"with psr.ic = 0\n", vector);
return;
}

Expand Down Expand Up @@ -586,7 +587,7 @@ static void set_pal_call_result(struct kvm_vcpu *vcpu)
vcpu_set_gr(vcpu, 10, p->u.pal_data.ret.v1, 0);
vcpu_set_gr(vcpu, 11, p->u.pal_data.ret.v2, 0);
} else
panic_vm(vcpu);
panic_vm(vcpu, "Mis-set for exit reason!\n");
}

static void set_sal_call_data(struct kvm_vcpu *vcpu)
Expand Down Expand Up @@ -614,7 +615,7 @@ static void set_sal_call_result(struct kvm_vcpu *vcpu)
vcpu_set_gr(vcpu, 10, p->u.sal_data.ret.r10, 0);
vcpu_set_gr(vcpu, 11, p->u.sal_data.ret.r11, 0);
} else
panic_vm(vcpu);
panic_vm(vcpu, "Mis-set for exit reason!\n");
}

void kvm_ia64_handle_break(unsigned long ifa, struct kvm_pt_regs *regs,
Expand Down Expand Up @@ -680,7 +681,7 @@ static void generate_exirq(struct kvm_vcpu *vcpu)
vpsr = VCPU(vcpu, vpsr);
isr = vpsr & IA64_PSR_RI;
if (!(vpsr & IA64_PSR_IC))
panic_vm(vcpu);
panic_vm(vcpu, "Trying to inject one IRQ with psr.ic=0\n");
reflect_interruption(0, isr, 0, 12, regs); /* EXT IRQ */
}

Expand Down
71 changes: 66 additions & 5 deletions trunk/arch/ia64/kvm/vcpu.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -1651,7 +1651,8 @@ void vcpu_set_psr(struct kvm_vcpu *vcpu, unsigned long val)
* Otherwise panic
*/
if (val & (IA64_PSR_PK | IA64_PSR_IS | IA64_PSR_VM))
panic_vm(vcpu);
panic_vm(vcpu, "Only support guests with vpsr.pk =0 \
& vpsr.is=0\n");

/*
* For those IA64_PSR bits: id/da/dd/ss/ed/ia
Expand Down Expand Up @@ -2104,7 +2105,7 @@ void kvm_init_all_rr(struct kvm_vcpu *vcpu)

if (is_physical_mode(vcpu)) {
if (vcpu->arch.mode_flags & GUEST_PHY_EMUL)
panic_vm(vcpu);
panic_vm(vcpu, "Machine Status conflicts!\n");

ia64_set_rr((VRN0 << VRN_SHIFT), vcpu->arch.metaphysical_rr0);
ia64_dv_serialize_data();
Expand Down Expand Up @@ -2153,10 +2154,70 @@ int vmm_entry(void)
return 0;
}

void panic_vm(struct kvm_vcpu *v)
{
static void kvm_show_registers(struct kvm_pt_regs *regs)
{
unsigned long ip = regs->cr_iip + ia64_psr(regs)->ri;

struct kvm_vcpu *vcpu = current_vcpu;
if (vcpu != NULL)
printk("vcpu 0x%p vcpu %d\n",
vcpu, vcpu->vcpu_id);

printk("psr : %016lx ifs : %016lx ip : [<%016lx>]\n",
regs->cr_ipsr, regs->cr_ifs, ip);

printk("unat: %016lx pfs : %016lx rsc : %016lx\n",
regs->ar_unat, regs->ar_pfs, regs->ar_rsc);
printk("rnat: %016lx bspstore: %016lx pr : %016lx\n",
regs->ar_rnat, regs->ar_bspstore, regs->pr);
printk("ldrs: %016lx ccv : %016lx fpsr: %016lx\n",
regs->loadrs, regs->ar_ccv, regs->ar_fpsr);
printk("csd : %016lx ssd : %016lx\n", regs->ar_csd, regs->ar_ssd);
printk("b0 : %016lx b6 : %016lx b7 : %016lx\n", regs->b0,
regs->b6, regs->b7);
printk("f6 : %05lx%016lx f7 : %05lx%016lx\n",
regs->f6.u.bits[1], regs->f6.u.bits[0],
regs->f7.u.bits[1], regs->f7.u.bits[0]);
printk("f8 : %05lx%016lx f9 : %05lx%016lx\n",
regs->f8.u.bits[1], regs->f8.u.bits[0],
regs->f9.u.bits[1], regs->f9.u.bits[0]);
printk("f10 : %05lx%016lx f11 : %05lx%016lx\n",
regs->f10.u.bits[1], regs->f10.u.bits[0],
regs->f11.u.bits[1], regs->f11.u.bits[0]);

printk("r1 : %016lx r2 : %016lx r3 : %016lx\n", regs->r1,
regs->r2, regs->r3);
printk("r8 : %016lx r9 : %016lx r10 : %016lx\n", regs->r8,
regs->r9, regs->r10);
printk("r11 : %016lx r12 : %016lx r13 : %016lx\n", regs->r11,
regs->r12, regs->r13);
printk("r14 : %016lx r15 : %016lx r16 : %016lx\n", regs->r14,
regs->r15, regs->r16);
printk("r17 : %016lx r18 : %016lx r19 : %016lx\n", regs->r17,
regs->r18, regs->r19);
printk("r20 : %016lx r21 : %016lx r22 : %016lx\n", regs->r20,
regs->r21, regs->r22);
printk("r23 : %016lx r24 : %016lx r25 : %016lx\n", regs->r23,
regs->r24, regs->r25);
printk("r26 : %016lx r27 : %016lx r28 : %016lx\n", regs->r26,
regs->r27, regs->r28);
printk("r29 : %016lx r30 : %016lx r31 : %016lx\n", regs->r29,
regs->r30, regs->r31);

}

void panic_vm(struct kvm_vcpu *v, const char *fmt, ...)
{
va_list args;
char buf[256];

struct kvm_pt_regs *regs = vcpu_regs(v);
struct exit_ctl_data *p = &v->arch.exit_data;

va_start(args, fmt);
vsnprintf(buf, sizeof(buf), fmt, args);
va_end(args);
printk(buf);
kvm_show_registers(regs);
p->exit_reason = EXIT_REASON_VM_PANIC;
vmm_transition(v);
/*Never to return*/
Expand Down
2 changes: 1 addition & 1 deletion trunk/arch/ia64/kvm/vcpu.h
View file
Original file line number Diff line number Diff line change
Expand Up @@ -737,7 +737,7 @@ void kvm_init_vtlb(struct kvm_vcpu *v);
void kvm_init_vhpt(struct kvm_vcpu *v);
void thash_init(struct thash_cb *hcb, u64 sz);

void panic_vm(struct kvm_vcpu *v);
void panic_vm(struct kvm_vcpu *v, const char *fmt, ...);

extern u64 ia64_call_vsa(u64 proc, u64 arg1, u64 arg2, u64 arg3,
u64 arg4, u64 arg5, u64 arg6, u64 arg7);
Expand Down
1 change: 1 addition & 0 deletions trunk/arch/ia64/kvm/vmm.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -20,6 +20,7 @@
*/


#include<linux/kernel.h>
#include<linux/module.h>
#include<asm/fpswa.h>

Expand Down

0 comments on commit facacca

Please sign in to comment.