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Differential D14648 Diff 40149 usr.sbin/bhyvectl/bhyvectl.c

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usr.sbin/bhyvectl/bhyvectl.c

Show First 20 Lines • Show All 103 Lines • ▼ Show 20 Linesusage(bool cpu_intel)
" [--capname=<capname>]\n" " [--capname=<capname>]\n"
" [--getcap]\n" " [--getcap]\n"
" [--setcap=<0|1>]\n" " [--setcap=<0|1>]\n"
" [--desc-base=<BASE>]\n" " [--desc-base=<BASE>]\n"
" [--desc-limit=<LIMIT>]\n" " [--desc-limit=<LIMIT>]\n"
" [--desc-access=<ACCESS>]\n" " [--desc-access=<ACCESS>]\n"
" [--set-cr0=<CR0>]\n" " [--set-cr0=<CR0>]\n"
" [--get-cr0]\n" " [--get-cr0]\n"
" [--set-cr2=<CR2>]\n"
" [--get-cr2]\n"
" [--set-cr3=<CR3>]\n" " [--set-cr3=<CR3>]\n"
" [--get-cr3]\n" " [--get-cr3]\n"
" [--set-cr4=<CR4>]\n" " [--set-cr4=<CR4>]\n"
" [--get-cr4]\n" " [--get-cr4]\n"
" [--set-dr0=<DR0>]\n" " [--set-dr0=<DR0>]\n"
" [--get-dr0]\n" " [--get-dr0]\n"
" [--set-dr1=<DR1>]\n" " [--set-dr1=<DR1>]\n"
" [--get-dr1]\n" " [--get-dr1]\n"
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static int get_stats, getcap, setcap, capval, get_gpa_pmap; static int get_stats, getcap, setcap, capval, get_gpa_pmap;
static int inject_nmi, assert_lapic_lvt; static int inject_nmi, assert_lapic_lvt;
static int force_reset, force_poweroff; static int force_reset, force_poweroff;
static const char *capname; static const char *capname;
static int create, destroy, get_memmap, get_memseg; static int create, destroy, get_memmap, get_memseg;
static int get_intinfo; static int get_intinfo;
static int get_active_cpus, get_suspended_cpus; static int get_active_cpus, get_suspended_cpus;
static uint64_t memsize; static uint64_t memsize;
static int set_cr0, get_cr0, set_cr3, get_cr3, set_cr4, get_cr4; static int set_cr0, get_cr0, set_cr2, get_cr2, set_cr3, get_cr3;
static int set_cr4, get_cr4;
static int set_efer, get_efer; static int set_efer, get_efer;
static int set_dr0, get_dr0; static int set_dr0, get_dr0;
static int set_dr1, get_dr1; static int set_dr1, get_dr1;
static int set_dr2, get_dr2; static int set_dr2, get_dr2;
static int set_dr3, get_dr3; static int set_dr3, get_dr3;
static int set_dr6, get_dr6; static int set_dr6, get_dr6;
static int set_dr7, get_dr7; static int set_dr7, get_dr7;
static int set_rsp, get_rsp, set_rip, get_rip, set_rflags, get_rflags; static int set_rsp, get_rsp, set_rip, get_rip, set_rflags, get_rflags;
▲ Show 20 Lines • Show All 280 Lines • ▼ Show 20 Lines
} }
enum { enum {
VMNAME = 1000, /* avoid collision with return values from getopt */ VMNAME = 1000, /* avoid collision with return values from getopt */
VCPU, VCPU,
SET_MEM, SET_MEM,
SET_EFER, SET_EFER,
SET_CR0, SET_CR0,
SET_CR2,
SET_CR3, SET_CR3,
SET_CR4, SET_CR4,
SET_DR0, SET_DR0,
SET_DR1, SET_DR1,
SET_DR2, SET_DR2,
SET_DR3, SET_DR3,
SET_DR6, SET_DR6,
SET_DR7, SET_DR7,
▲ Show 20 Lines • Show All 95 Lines • ▼ Show 20 Lines if (strcmp(cpu_vendor, "AuthenticAMD") == 0) {
fprintf(stderr, "Unknown cpu vendor \"%s\"\n", cpu_vendor); fprintf(stderr, "Unknown cpu vendor \"%s\"\n", cpu_vendor);
exit(1); exit(1);
} }
} }
static int static int
get_all_registers(struct vmctx *ctx, int vcpu) get_all_registers(struct vmctx *ctx, int vcpu)
{ {
uint64_t cr0, cr3, cr4, dr0, dr1, dr2, dr3, dr6, dr7; uint64_t cr0, cr2, cr3, cr4, dr0, dr1, dr2, dr3, dr6, dr7;
uint64_t rsp, rip, rflags, efer; uint64_t rsp, rip, rflags, efer;
uint64_t rax, rbx, rcx, rdx, rsi, rdi, rbp; uint64_t rax, rbx, rcx, rdx, rsi, rdi, rbp;
uint64_t r8, r9, r10, r11, r12, r13, r14, r15; uint64_t r8, r9, r10, r11, r12, r13, r14, r15;
int error = 0; int error = 0;
if (!error && (get_efer || get_all)) { if (!error && (get_efer || get_all)) {
error = vm_get_register(ctx, vcpu, VM_REG_GUEST_EFER, &efer); error = vm_get_register(ctx, vcpu, VM_REG_GUEST_EFER, &efer);
if (error == 0) if (error == 0)
printf("efer[%d]\t\t0x%016lx\n", vcpu, efer); printf("efer[%d]\t\t0x%016lx\n", vcpu, efer);
} }
if (!error && (get_cr0 || get_all)) { if (!error && (get_cr0 || get_all)) {
error = vm_get_register(ctx, vcpu, VM_REG_GUEST_CR0, &cr0); error = vm_get_register(ctx, vcpu, VM_REG_GUEST_CR0, &cr0);
if (error == 0) if (error == 0)
printf("cr0[%d]\t\t0x%016lx\n", vcpu, cr0); printf("cr0[%d]\t\t0x%016lx\n", vcpu, cr0);
} }
if (!error && (get_cr2 || get_all)) {
error = vm_get_register(ctx, vcpu, VM_REG_GUEST_CR2, &cr2);
if (error == 0)
printf("cr2[%d]\t\t0x%016lx\n", vcpu, cr2);
}
if (!error && (get_cr3 || get_all)) { if (!error && (get_cr3 || get_all)) {
error = vm_get_register(ctx, vcpu, VM_REG_GUEST_CR3, &cr3); error = vm_get_register(ctx, vcpu, VM_REG_GUEST_CR3, &cr3);
if (error == 0) if (error == 0)
printf("cr3[%d]\t\t0x%016lx\n", vcpu, cr3); printf("cr3[%d]\t\t0x%016lx\n", vcpu, cr3);
} }
if (!error && (get_cr4 || get_all)) { if (!error && (get_cr4 || get_all)) {
error = vm_get_register(ctx, vcpu, VM_REG_GUEST_CR4, &cr4); error = vm_get_register(ctx, vcpu, VM_REG_GUEST_CR4, &cr4);
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setup_options(bool cpu_intel) setup_options(bool cpu_intel)
{ {
const struct option common_opts[] = { const struct option common_opts[] = {
{ "vm", REQ_ARG, 0, VMNAME }, { "vm", REQ_ARG, 0, VMNAME },
{ "cpu", REQ_ARG, 0, VCPU }, { "cpu", REQ_ARG, 0, VCPU },
{ "set-mem", REQ_ARG, 0, SET_MEM }, { "set-mem", REQ_ARG, 0, SET_MEM },
{ "set-efer", REQ_ARG, 0, SET_EFER }, { "set-efer", REQ_ARG, 0, SET_EFER },
{ "set-cr0", REQ_ARG, 0, SET_CR0 }, { "set-cr0", REQ_ARG, 0, SET_CR0 },
{ "set-cr2", REQ_ARG, 0, SET_CR2 },
{ "set-cr3", REQ_ARG, 0, SET_CR3 }, { "set-cr3", REQ_ARG, 0, SET_CR3 },
{ "set-cr4", REQ_ARG, 0, SET_CR4 }, { "set-cr4", REQ_ARG, 0, SET_CR4 },
{ "set-dr0", REQ_ARG, 0, SET_DR0 }, { "set-dr0", REQ_ARG, 0, SET_DR0 },
{ "set-dr1", REQ_ARG, 0, SET_DR1 }, { "set-dr1", REQ_ARG, 0, SET_DR1 },
{ "set-dr2", REQ_ARG, 0, SET_DR2 }, { "set-dr2", REQ_ARG, 0, SET_DR2 },
{ "set-dr3", REQ_ARG, 0, SET_DR3 }, { "set-dr3", REQ_ARG, 0, SET_DR3 },
{ "set-dr6", REQ_ARG, 0, SET_DR6 }, { "set-dr6", REQ_ARG, 0, SET_DR6 },
{ "set-dr7", REQ_ARG, 0, SET_DR7 }, { "set-dr7", REQ_ARG, 0, SET_DR7 },
▲ Show 20 Lines • Show All 46 Lines • ▼ Show 20 Lines const struct option common_opts[] = {
{ "set-desc-gdtr", NO_ARG, &set_desc_gdtr, 1 }, { "set-desc-gdtr", NO_ARG, &set_desc_gdtr, 1 },
{ "get-desc-gdtr", NO_ARG, &get_desc_gdtr, 1 }, { "get-desc-gdtr", NO_ARG, &get_desc_gdtr, 1 },
{ "set-desc-idtr", NO_ARG, &set_desc_idtr, 1 }, { "set-desc-idtr", NO_ARG, &set_desc_idtr, 1 },
{ "get-desc-idtr", NO_ARG, &get_desc_idtr, 1 }, { "get-desc-idtr", NO_ARG, &get_desc_idtr, 1 },
{ "get-memmap", NO_ARG, &get_memmap, 1 }, { "get-memmap", NO_ARG, &get_memmap, 1 },
{ "get-memseg", NO_ARG, &get_memseg, 1 }, { "get-memseg", NO_ARG, &get_memseg, 1 },
{ "get-efer", NO_ARG, &get_efer, 1 }, { "get-efer", NO_ARG, &get_efer, 1 },
{ "get-cr0", NO_ARG, &get_cr0, 1 }, { "get-cr0", NO_ARG, &get_cr0, 1 },
{ "get-cr2", NO_ARG, &get_cr2, 1 },
{ "get-cr3", NO_ARG, &get_cr3, 1 }, { "get-cr3", NO_ARG, &get_cr3, 1 },
{ "get-cr4", NO_ARG, &get_cr4, 1 }, { "get-cr4", NO_ARG, &get_cr4, 1 },
{ "get-dr0", NO_ARG, &get_dr0, 1 }, { "get-dr0", NO_ARG, &get_dr0, 1 },
{ "get-dr1", NO_ARG, &get_dr1, 1 }, { "get-dr1", NO_ARG, &get_dr1, 1 },
{ "get-dr2", NO_ARG, &get_dr2, 1 }, { "get-dr2", NO_ARG, &get_dr2, 1 },
{ "get-dr3", NO_ARG, &get_dr3, 1 }, { "get-dr3", NO_ARG, &get_dr3, 1 },
{ "get-dr6", NO_ARG, &get_dr6, 1 }, { "get-dr6", NO_ARG, &get_dr6, 1 },
{ "get-dr7", NO_ARG, &get_dr7, 1 }, { "get-dr7", NO_ARG, &get_dr7, 1 },
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int int
main(int argc, char *argv[]) main(int argc, char *argv[])
{ {
char *vmname; char *vmname;
int error, ch, vcpu, ptenum; int error, ch, vcpu, ptenum;
vm_paddr_t gpa_pmap; vm_paddr_t gpa_pmap;
struct vm_exit vmexit; struct vm_exit vmexit;
uint64_t rax, cr0, cr3, cr4, dr0, dr1, dr2, dr3, dr6, dr7; uint64_t rax, cr0, cr2, cr3, cr4, dr0, dr1, dr2, dr3, dr6, dr7;
uint64_t rsp, rip, rflags, efer, pat; uint64_t rsp, rip, rflags, efer, pat;
uint64_t eptp, bm, addr, u64, pteval[4], *pte, info[2]; uint64_t eptp, bm, addr, u64, pteval[4], *pte, info[2];
struct vmctx *ctx; struct vmctx *ctx;
cpuset_t cpus; cpuset_t cpus;
bool cpu_intel; bool cpu_intel;
uint64_t cs, ds, es, fs, gs, ss, tr, ldtr; uint64_t cs, ds, es, fs, gs, ss, tr, ldtr;
struct tm tm; struct tm tm;
struct option *opts; struct option *opts;
Show All 23 Lines while ((ch = getopt_long(argc, argv, "", opts, NULL)) != -1) {
case SET_EFER: case SET_EFER:
efer = strtoul(optarg, NULL, 0); efer = strtoul(optarg, NULL, 0);
set_efer = 1; set_efer = 1;
break; break;
case SET_CR0: case SET_CR0:
cr0 = strtoul(optarg, NULL, 0); cr0 = strtoul(optarg, NULL, 0);
set_cr0 = 1; set_cr0 = 1;
break; break;
case SET_CR2:
cr2 = strtoul(optarg, NULL, 0);
set_cr2 = 1;
break;
case SET_CR3: case SET_CR3:
cr3 = strtoul(optarg, NULL, 0); cr3 = strtoul(optarg, NULL, 0);
set_cr3 = 1; set_cr3 = 1;
break; break;
case SET_CR4: case SET_CR4:
cr4 = strtoul(optarg, NULL, 0); cr4 = strtoul(optarg, NULL, 0);
set_cr4 = 1; set_cr4 = 1;
break; break;
▲ Show 20 Lines • Show All 146 Lines • ▼ Show 20 Linesmain(int argc, char *argv[])
if (!error && memsize) if (!error && memsize)
error = vm_setup_memory(ctx, memsize, VM_MMAP_ALL); error = vm_setup_memory(ctx, memsize, VM_MMAP_ALL);
if (!error && set_efer) if (!error && set_efer)
error = vm_set_register(ctx, vcpu, VM_REG_GUEST_EFER, efer); error = vm_set_register(ctx, vcpu, VM_REG_GUEST_EFER, efer);
if (!error && set_cr0) if (!error && set_cr0)
error = vm_set_register(ctx, vcpu, VM_REG_GUEST_CR0, cr0); error = vm_set_register(ctx, vcpu, VM_REG_GUEST_CR0, cr0);
if (!error && set_cr2)
error = vm_set_register(ctx, vcpu, VM_REG_GUEST_CR2, cr2);
if (!error && set_cr3) if (!error && set_cr3)
error = vm_set_register(ctx, vcpu, VM_REG_GUEST_CR3, cr3); error = vm_set_register(ctx, vcpu, VM_REG_GUEST_CR3, cr3);
if (!error && set_cr4) if (!error && set_cr4)
error = vm_set_register(ctx, vcpu, VM_REG_GUEST_CR4, cr4); error = vm_set_register(ctx, vcpu, VM_REG_GUEST_CR4, cr4);
if (!error && set_dr0) if (!error && set_dr0)
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