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/kvm-unit-tests/lib/x86/
H A Datomic.h4 #include "asm-generic/atomic.h"
15 * atomic_read - read atomic variable
16 * @v: pointer of type atomic_t
18 * Atomically reads the value of @v.
20 static inline int atomic_read(const atomic_t *v) in atomic_read() argument
22 return v->counter; in atomic_read()
26 * atomic_set - set atomic variable
27 * @v: pointer of type atomic_t
30 * Atomically sets the value of @v to @i.
32 static inline void atomic_set(atomic_t *v, int i) in atomic_set() argument
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H A Datomic.c6 u64 atomic64_cmpxchg(atomic64_t *v, u64 old, u64 new) in atomic64_cmpxchg() argument
13 "+m" (*(volatile long long *)&v->counter) in atomic64_cmpxchg()
23 u64 atomic64_cmpxchg(atomic64_t *v, u64 old, u64 new) in atomic64_cmpxchg() argument
30 : "=a" (ret), "+m" (*(volatile long *)&v->counter) in atomic64_cmpxchg()
H A Ddesc.c6 #include "apic-defs.h"
8 /* Boot-related data structures */
14 .limit = sizeof(boot_idt) - 1,
22 {0xffff, 0, 0, .type_limit_flags = 0xcf9b}, /* flat 32-bit code segment */
23 {0xffff, 0, 0, .type_limit_flags = 0xcf93}, /* flat 32-bit data segment */
24 {0xffff, 0, 0, .type_limit_flags = 0xcf1b}, /* flat 32-bit code segment, not present */
26 {0xffff, 0, 0, .type_limit_flags = 0x8f9b}, /* 16-bit code segment */
27 {0xffff, 0, 0, .type_limit_flags = 0x8f93}, /* 16-bit data segment */
28 {0xffff, 0, 0, .type_limit_flags = 0xcffb}, /* 32-bit code segment (user) */
29 {0xffff, 0, 0, .type_limit_flags = 0xcff3}, /* 32-bit data segment (user) */
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/kvm-unit-tests/lib/arm64/
H A Dprocessor.c71 regs->pc, regs->regs[30], regs->pstate); in show_regs()
72 printf("sp : %016lx\n", regs->sp); in show_regs()
74 for (i = 29; i >= 0; --i) { in show_regs()
75 printf("x%-2d: %016lx ", i, regs->regs[i]); in show_regs()
105 static void bad_exception(enum vector v, struct pt_regs *regs, in bad_exception() argument
115 (uintptr_t)regs->pc, (uintptr_t)regs->pc - text); in bad_exception()
118 if (v < VECTOR_MAX) in bad_exception()
119 printf("Unhandled vector %d (%s)\n", v, in bad_exception()
120 vector_names[v]); in bad_exception()
122 printf("Got bad vector=%d\n", v); in bad_exception()
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H A Dspinlock.c18 lock->v = 1; in spin_lock()
30 : "r" (&lock->v) in spin_lock()
40 asm volatile("stlrh wzr, [%0]" :: "r" (&lock->v)); in spin_unlock()
42 lock->v = 0; in spin_unlock()
/kvm-unit-tests/lib/arm/
H A Dprocessor.c35 regs->ARM_pc, regs->ARM_lr, regs->ARM_cpsr, in show_regs()
36 regs->ARM_sp, regs->ARM_ip, regs->ARM_fp); in show_regs()
38 regs->ARM_r10, regs->ARM_r9, regs->ARM_r8); in show_regs()
40 regs->ARM_r7, regs->ARM_r6, regs->ARM_r5, regs->ARM_r4); in show_regs()
42 regs->ARM_r3, regs->ARM_r2, regs->ARM_r1, regs->ARM_r0); in show_regs()
44 flags = regs->ARM_cpsr; in show_regs()
48 buf[3] = flags & PSR_V_BIT ? 'V' : 'v'; in show_regs()
68 void install_exception_handler(enum vector v, exception_fn fn) in install_exception_handler() argument
72 if (v < EXCPTN_MAX) in install_exception_handler()
73 ti->exception_handlers[v] = fn; in install_exception_handler()
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H A Dspinlock.c17 lock->v = 1; in spin_lock()
30 : "r" (&lock->v) in spin_lock()
40 lock->v = 0; in spin_unlock()
/kvm-unit-tests/lib/s390x/
H A Dsclp-console.c1 /* SPDX-License-Identifier: GPL-2.0-or-later */
23 * ASCII (IBM PC 437) -> EBCDIC 037
29 /* ->NL */
34 /* ->IGS ->IRS ->IUS */
38 /*28 ( ) * + , - . / */
48 /*50 P Q R S T U V W */
56 /*70 p q r s t u v w */
136 static int read_index = sizeof(read_buf) - 1;
143 char *str_dest = (char *)&sccb->msg; in sclp_print_ascii()
162 sccb->h.length = offsetof(WriteEventData, msg) + len; in sclp_print_ascii()
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/kvm-unit-tests/lib/asm-generic/
H A Dspinlock.h5 unsigned int v; member
10 while (__sync_lock_test_and_set(&lock->v, 1)); in spin_lock()
15 __sync_lock_release(&lock->v); in spin_unlock()
/kvm-unit-tests/x86/
H A Dhyperv_stimer.c65 timer->index = index; in stimer_init()
74 svcpu->vcpu = vcpu; in synic_enable()
75 svcpu->msg_page = synic_alloc_page(); in synic_enable()
76 for (i = 0; i < ARRAY_SIZE(svcpu->timer); i++) { in synic_enable()
77 stimer_init(&svcpu->timer[i], i); in synic_enable()
79 wrmsr(HV_X64_MSR_SIMP, (u64)virt_to_phys(svcpu->msg_page) | in synic_enable()
86 wrmsr(HV_X64_MSR_STIMER0_CONFIG + 2*timer->index, 0); in stimer_shutdown()
91 atomic_inc(&timer->fire_count); in process_stimer_expired()
98 (struct hv_timer_message_payload *)msg->u.payload; in process_stimer_msg()
101 if (msg->header.message_type != HVMSG_TIMER_EXPIRED && in process_stimer_msg()
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H A Demulator.c29 "S"(st1), "c"(sizeof(st1) - 1)); in test_stringio()
31 report(r == st1[sizeof(st1) - 2], "outsb up"); /* last char */ in test_stringio()
37 "S"(st1 + sizeof(st1) - 2), "c"(sizeof(st1) - 1)); in test_stringio()
178 unsigned long *m = mem, v = 1234; in test_incdecnotneg() local
201 *m = v; in test_incdecnotneg()
204 asm ("lock negq %0" : "+m"(*m)); v = -v; in test_incdecnotneg()
205 report(*m == v, "lock negl"); in test_incdecnotneg()
206 asm ("lock notq %0" : "+m"(*m)); v = ~v; in test_incdecnotneg()
207 report(*m == v, "lock notl"); in test_incdecnotneg()
212 asm ("lock negb %0" : "+m"(*mb)); vb = -vb; in test_incdecnotneg()
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H A Dsmap.c30 // no task on x86_64, save/restore caller-save regs
49 #define USER_VAR(v) (*((__typeof__(&(v))) (((unsigned long)&v) + USER_BASE))) argument
50 #define USER_ADDR(v) ((void *)((unsigned long)(&v) + USER_BASE)) argument
113 // Present the same 8MB as user pages in the 8MB-16MB range in main()
161 test = -1; in main()
178 test = -1; in main()
185 report(pf_count == 1 && test == 45 && save == -1, in main()
192 "1: jmp 2f - "xstr(USER_BASE)" \n" in main()
H A Dhyperv_synic.c93 report_fail("Hyper-V SynIC test, EOM read %#" PRIx64, r); in synic_test_prepare()
148 report_skip("Hyper-V SynIC is not supported"); in main()
166 printf("test %d -> %d\n", i, ncpus - 1 - i); in main()
167 on_cpu_async(i, synic_test, (void *)(ulong)(ncpus - 1 - i)); in main()
182 report(ok, "Hyper-V SynIC test"); in main()
H A Dpks.c10 #define SUPER_VAR(v) (*((__typeof__(&(v))) (((unsigned long)&v) + SUPER_BASE))) argument
39 // no task on x86_64, save/restore caller-save regs
88 // Present the same 16MB as supervisor pages in the 16MB-32MB range in main()
H A Dpku.c10 #define USER_VAR(v) (*((__typeof__(&(v))) (((unsigned long)&v) + USER_BASE))) argument
38 // no task on x86_64, save/restore caller-save regs
H A Demulator64.c22 memset(mem, 0x55, (void *)stack_top - mem); in test_push()
26 "pushq $-7 \n\t" in test_push()
29 "pushq $-7070707 \n\t" in test_push()
34 [reg]"r"(-17l), [mem]"r"(&memw) in test_push()
37 report(stack_top[-1] == -7ul, "push $imm8"); in test_push()
38 report(stack_top[-2] == -17ul, "push %%reg"); in test_push()
39 report(stack_top[-3] == 0x123456789abcdeful, "push mem"); in test_push()
40 report(stack_top[-4] == -7070707, "push $imm"); in test_push()
50 memset(mem, 0x55, (void *)stack_top - mem); in test_pop()
57 memw = 7 - memw; in test_pop()
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/kvm-unit-tests/s390x/
H A Dgs.c1 /* SPDX-License-Identifier: GPL-2.0-only */
12 #include <asm/asm-offsets.h>
16 #include <asm-generic/barrier.h>
28 unsigned long v; in load_guarded() local
31 : "=d" (v) in load_guarded()
34 return v; in load_guarded()
37 /* guarded-storage event handler and finally it calls gs_handler */
46 " aghi %r15,-(.Lgs_handler_frame)\n" /* Allocate stack frame */
58 ".size gs_handler_asm,.-gs_handler_asm\n"
64 struct gs_epl *gs_epl = (struct gs_epl *) this_cb->gs_epl_a; in gs_handler()
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/kvm-unit-tests/scripts/
H A Darch-run.bash6 echo -n "$@"
7 [ "$ENVIRON_DEFAULT" = "yes" ] && echo -n " #"
14 exec {stdout}>&-
28 exec {stdout}>&-
30 if [ $ret -eq 1 ]; then
31 testret=$(grep '^EXIT: ' <<<"$lines" | head -n1 | sed 's/.*STATUS=\([0-9][0-9]*\).*/\1/')
33 if [ $testret -eq 1 ]; then
50 s=${TIMEOUT: -1}
52 TIMEOUT=${TIMEOUT:0:-1}
57 echo "timeout -k 1s --foreground $TIMEOUT"
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/kvm-unit-tests/lib/powerpc/
H A Dprocessor.c26 * of 0x20 bytes in some cases. Indexing spans 0-0x1000 with 0x20 increments
47 unsigned char v; in do_handle_exception() local
51 current_cpu()->in_user = false; in do_handle_exception()
61 v = regs->trap >> 5; in do_handle_exception()
63 if (v < 128 && handlers[v].func) { in do_handle_exception()
64 handlers[v].func(regs, handlers[v].data); in do_handle_exception()
65 if (regs->msr & MSR_PR) in do_handle_exception()
66 current_cpu()->in_user = true; in do_handle_exception()
71 smp_processor_id(), regs->trap, regs->nip, regs->msr); in do_handle_exception()
72 dump_frame_stack((void *)regs->nip, (void *)regs->gpr[1]); in do_handle_exception()
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/kvm-unit-tests/arm/
H A Dselftest.c15 #include <asm/asm-offsets.h>
40 if (len == -1) in check_setup()
48 phys_addr_t memsize = PHYS_END - PHYS_OFFSET; in check_setup()
87 for (r = mem_regions; r->end; ++r) { in check_pabt_init()
88 if (r->flags & MR_F_IO) in check_pabt_init()
90 if (r->end > highest_end) in check_pabt_init()
91 highest_end = PAGE_ALIGN(r->end); in check_pabt_init()
98 mmu_clear_user(current_thread_info()->pgtable, vaddr); in check_pabt_init()
119 "stmia r0, { r0-lr }\n" \
122 "mov r1, #-1\n" \
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H A Dspinlock-test.c20 void (*lock)(int *v);
21 void (*unlock)(int *v);
70 report(errors == 0, "CPU%d: Done - Errors: %d", cpu, errors); in test_spinlock()
H A Dpmu.c4 * Copyright (c) 2015-2016, The Linux Foundation. All rights reserved.
75 #define PRE_OVERFLOW2_32 (ALL_SET_32 - COUNT - MARGIN)
76 #define PRE_OVERFLOW2_64 (ALL_SET_64 - COUNT - MARGIN)
126 static inline void set_pmcr(uint32_t v) { write_sysreg(v, PMCR); } in set_pmcr() argument
127 static inline void set_pmcntenset(uint32_t v) { write_sysreg(v, PMCNTENSET); } in set_pmcntenset() argument
211 static inline void set_pmcr(uint32_t v) { write_sysreg(v, pmcr_el0); } in set_pmcr() argument
213 static inline void set_pmccntr(uint64_t v) { write_sysreg(v, pmccntr_el0); } in set_pmccntr() argument
214 static inline void set_pmcntenset(uint32_t v) { write_sysreg(v, pmcntenset_el0); } in set_pmcntenset() argument
215 static inline void set_pmccfiltr(uint32_t v) { write_sysreg(v, pmccfiltr_el0); } in set_pmccfiltr() argument
260 * The low 32-bits of PMCEID0/1 respectively describe in is_event_supported()
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/kvm-unit-tests/lib/arm/asm/
H A Dsysreg.h16 #define CR_P (1 << 4) /* 32-bit exception handler */
17 #define CR_D (1 << 5) /* 32-bit data address range */
61 #define __write_sysreg(v, r, w, c, t) asm volatile(w " " c : : "r" ((t)(v))) argument
62 #define write_sysreg(v, ...) __write_sysreg(v, __VA_ARGS__) argument
/kvm-unit-tests/
H A Drun_tests.sh7 if [ ! -f config.mak ]; then
8 echo "run ./configure && make first. See ./configure -h"
19 Usage: $0 [-h] [-v] [-a] [-g group] [-j NUM-TASKS] [-t] [-l]
21 -h, --help Output this help text
22 -v, --verbose Enables verbose mode
23 -a, --all Run all tests, including those flagged as 'nodefault'
25 -g, --group Only execute tests in the given group
26 -j, --parallel Execute tests in parallel
27 -t, --tap13 Output test results in TAP format
28 -l, --list Only output all tests list
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H A D.travis.yml11 - arch: ppc64le
13 apt_packages: clang qemu-system-ppc
15 - CONFIG="--arch=ppc64 --endian=little --cc=clang --cflags=-no-integrated-as"
16 - TESTS="emulator rtas-get-time-of-day rtas-get-time-of-day-base
17 rtas-set-time-of-day selftest-setup spapr_hcall"
19 - arch: s390x
22 apt_packages: clang-11 qemu-system-s390x
24 - CONFIG="--arch=s390x --cc=clang-11 --cflags=-no-integrated-as"
25 - TESTS=""
28 - mkdir -p build && cd build
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