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/kvm-unit-tests/lib/x86/
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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H A Dapic.c100 return get_apic_ops()->reg_read(reg); in apic_read()
105 get_apic_ops()->reg_write(reg, val); in apic_write()
117 get_apic_ops()->icr_write(val, dest); in apic_icr_write()
122 return get_apic_ops()->id(); in apic_id()
197 void ioapic_write_redir(unsigned line, ioapic_redir_entry_t e) in ioapic_write_redir() argument
199 ioapic_write_reg(0x10 + line * 2 + 0, ((u32 *)&e)[0]); in ioapic_write_redir()
200 ioapic_write_reg(0x10 + line * 2 + 1, ((u32 *)&e)[1]); in ioapic_write_redir()
205 ioapic_redir_entry_t e; in ioapic_read_redir() local
207 ((u32 *)&e)[0] = ioapic_read_reg(0x10 + line * 2 + 0); in ioapic_read_redir()
208 ((u32 *)&e)[1] = ioapic_read_reg(0x10 + line * 2 + 1); in ioapic_read_redir()
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/kvm-unit-tests/
H A D.shellcheckrc2 external-sources=true
4 # Optional extras -- https://www.shellcheck.net/wiki/Optional
5 # Possibilities, e.g., -
7 # require-double-brackets
8 # require-variable-braces
9 # add-default-case
11 # Disable SC2004 style? I.e.,
14 # ^------------------^ SC2004 (style): $/${} is unnecessary on arithmetic variable…
19 # (e.g., invoking commands with arguments) that break. Should have a
27 # kvm-unit-tests is negligible as it's not shell-heavy in the first
H A Dconfigure3 if [ -z "${BASH_VERSINFO[0]}" ] || [ "${BASH_VERSINFO[0]}" -lt 4 ] ; then
4 echo "Error: Bash version 4 or newer is required for the kvm-unit-tests"
15 echo "cortex-a15"
18 echo "cortex-a57"
33 echo "cortex-a15"
51 arch=$(uname -m | sed -e 's/i.86/i386/;s/arm64/aarch64/;s/arm.*/arm/;s/ppc64.*/ppc64/')
72 # Enable -Werror by default for git repositories only (i.e. developer builds)
73 if [ -e "$srcdir"/.git ]; then
74 werror=-Werror
81 [ -z "$processor" ] && processor=$(get_default_processor $arch)
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H A DREADME1 # Welcome to kvm-unit-tests
3 See http://www.linux-kvm.org/page/KVM-unit-tests for a high-level
18 NOTE: GCC cross-compiler is required for [build on macOS](README.macOS.md).
20 ## Cross-compiling
25 ./configure --arc
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/kvm-unit-tests/x86/efi/
H A Drun3 set -e
5 if [ $# -eq 0 ]; then
10 if [ ! -f config.mak ]; then
11 echo "run './configure --enable-efi && make' first. See ./configure -h"
18 : "${EFI_TEST:=efi-tests}"
22 if [ ! -f "$EFI_UEFI" ]; then
37 # - Copy .efi file to host dir $EFI_TEST/$EFI_CASE/EFI/BOOT/BOOTX64.EFI
39 # - UEFI firmware by default loads the file EFI/BOOT/BOOTX64.EFI
43 mkdir -p "$EFI_CASE_DIR"
49 # run in UEFI, some test cases, e.g. `x86/pmu.c`, require more free memory. A
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/kvm-unit-tests/x86/
H A Dioapic.c109 g_78_rip = regs->rip; in ioapic_isr_78()
118 g_66_rip = regs->rip; in ioapic_isr_66()
136 static volatile int g_tmr_79 = -1;
186 g_tmr_79 = -1; in test_ioapic_edge_tmr_smp()
192 while(g_tmr_79 == -1) i++; in test_ioapic_edge_tmr_smp()
211 g_tmr_79 = -1; in test_ioapic_level_tmr_smp()
217 while(g_tmr_79 == -1) i++; in test_ioapic_level_tmr_smp()
381 ioapic_redir_entry_t e; in ioapic_isr_84() local
386 e = ioapic_read_redir(line); in ioapic_isr_84()
387 e.dest_id = 1; in ioapic_isr_84()
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H A Drun3 if [ -z "$KUT_STANDALONE" ]; then
4 if [ ! -f config.mak ]; then
5 echo "run ./configure && make first. See ./configure -h"
9 source scripts/arch-run.bash
18 if ! ${qemu} -device '?' 2>&1 | grep -F -e \"testdev\" -e \"pc-testdev\" > /dev/null;
25 ${qemu} -device '?' 2>&1 | grep -F "pci-testdev" > /dev/null;
27 pci_testdev="-device pci-testdev"
33 ${qemu} -device '?' 2>&1 | grep -F "pc-testdev" > /dev/null;
35 pc_testdev="-device pc-testdev -device isa-debug-exit,iobase=0xf4,iosize=0x4"
37 pc_testdev="-device testdev,chardev=testlog -chardev file,id=testlog,path=msr.out"
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H A Dpmu.c5 #include "x86/apic-defs.h"
27 "add $(2f-1b), %%eax\n\t" \
38 "add $(2f-1b), %%rax\n\t" \
196 u32 eax = cntrs & (BIT_ULL(32) - 1); in __precise_loop()
228 * as the counts will vary depending on how many asynchronous VM-Exits in adjust_events_range()
229 * occur while running the measured code, e.g. if the host takes IRQs. in adjust_events_range()
273 return evt->ctr < MSR_CORE_PERF_FIXED_CTR0 || in is_gp()
274 evt->ctr >= MSR_IA32_PMC0; in is_gp()
280 return cnt->ctr - (is_gp(cnt) ? pmu.msr_gp_counter_base : in event_to_global_idx()
281 (MSR_CORE_PERF_FIXED_CTR0 - FIXED_CNT_INDEX)); in event_to_global_idx()
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H A Daccess.c17 #define PT_BASE_ADDR_MASK ((pt_element_t)((((pt_element_t)1 << 36) - 1) & PAGE_MASK))
31 (((address) >> (12 + ((level)-1) * 9)) & 511)
39 * toggled on every test, e.g. to keep entries in the TLB.
183 /* 5-level paging, 1-based to avoid math. */
209 for (i = at->pt_levels; i >= min_level; --i) { in walk_va()
326 pt_env->pt_pool_pa = AT_PAGING_STRUCTURES_PHYS; in ac_env_int()
327 pt_env->pt_pool_current = 0; in ac_env_int()
328 pt_env->pt_levels = page_table_levels; in ac_env_int()
336 * Each test needs at most pt_levels-1 structures per virtual address, in ac_test_alloc_pt()
339 assert(pt_env->pt_pool_current < (4 * (pt_env->pt_levels - 1))); in ac_test_alloc_pt()
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/kvm-unit-tests/scripts/
H A Druntime.bash5 PASS() { echo -ne "\e[32mPASS\e[0m"; }
6 SKIP() { echo -ne "\e[33mSKIP\e[0m"; }
7 FAIL() { echo -ne "\e[31mFAIL\e[0m"; }
12 tail -5 | grep '^SUMMARY: ' | sed 's/^SUMMARY: /(/;s/'"$cr"'\{0,1\}$/)/'
42 read -r -p "Test marked not to be run by default, are you sure (y/N)? " yn
61 if [ -z "$reason" ]; then
70 grep -Fq " $1 " <<< " $2 "
83 local check="${CHECK:-$9}"
85 local timeout="${11:-$TIMEOUT}" # unittests.cfg overrides the default
92 if [ -z "$testname" ]; then
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H A Dvmm.bash3 # --nodefaults: suppress VM configuration that cannot be disabled (like
6 # --network mode=none: do not create a network device. kvmtool tries to help the
9 # --loglevel=warning: reduce verbosity
10 : "${KVMTOOL_DEFAULT_OPTS:="--nodefaults --network mode=none --loglevel=warning"}"
17 # --------------------
18 # 0 - Unexpected exit from QEMU (possible signal), or the unittest did
19 # not use debug-exit
20 # 1 - most likely unittest succeeded, or QEMU failed
23 # -------------------
24 # 0 - Everything succeeded
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H A Darch-run.bash6 echo -n "$@"
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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H A Dcheckpatch.pl2 # SPDX-License-Identifier: GPL-2.0
7 # (c) 2008-2010 Andy Whitcroft <apw@canonical.com>
8 # (c) 2010-2018 Joe Perches <joe@perches.com>
73 my $docsfile = "$D/../Documentation/dev-tools/checkpatch.rst";
76 my $allow_c99_comments = 1; # Can be overridden by --ignore C99_COMMENT_TOLERANCE
78 my $git_command ='export LANGUAGE=en_US.UTF-8; git';
92 -q, --quiet quiet
93 -v, --verbose verbose mode
94 --no-tree run without a kernel tree
95 --no-signoff do not check for 'Signed-off-by' line
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H A Dasm-offsets.mak2 # asm-offsets adapted from the kernel, see
10 define sed-y
12 /^->/{s:->#\(.*\):/* \1 */:; \
13 s:^->\([^ ]*\) [\$$#]*\([-0-9]*\) \(.*\):#define \1 \2 /* \3 */:; \
14 s:^->\([^ ]*\) [\$$#]*\([^ ]*\) \(.*\):#define \1 \2 /* \3 */:; \
15 s:->::; p;}'
19 $(shell echo $(notdir $(1)) | tr [:lower:]- [:upper:]_)
23 (set -e; \
31 sed -ne $(sed-y) $<; \
38 $(CC) $(CFLAGS) -fverbose-asm -S -o $$@ $$<
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/kvm-unit-tests/lib/
H A Drand.c1 // SPDX-License-Identifier: GPL-2.0-only
4 * Currently uses SHA-256 to scramble the PRNG state.
13 /* Begin SHA-256 related definitions */
49 return value >> count | value << (32 - count); in rot()
72 enum alphabet { A, B, C, D, E, F, G, H, }; enumerator
82 w[i] = lower_sig1(w[i - 2]) + w[i - 7] + lower_sig0(w[i - 15]) + w[i - 16]; in sha256_chunk()
90 upper_sig1(w_hash[E]) + in sha256_chunk()
91 ch(w_hash[E], w_hash[F], w_hash[G]) + in sha256_chunk()
99 w_hash[F] = w_hash[E]; in sha256_chunk()
100 w_hash[E] = w_hash[D] + t1; in sha256_chunk()
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H A Dvirtio-mmio.h4 * A minimal implementation of virtio-mmio. Adapted from the Linux Kernel.
41 * means the largest queue num for the minimum queue size is 128, i.e.
48 * + align - 1) & ~(align - 1))
H A Dalloc_phys.h10 * sophisticated allocator, e.g. a page allocator.
35 * <start_addr>-<end_addr> [<USED|FREE>]
H A Dutil.h14 * the unit test on the command line, i.e. it helps parse QEMU
15 * command lines that include something like -append var1=1 var2=2
19 * Returns the offset of the '=', or -1 if no keyval pair is found.
33 "\tLHS: %#018lx - %s - %lu\n" \
34 "\tRHS: %#018lx - %s - %lu%s" fmt, \
/kvm-unit-tests/lib/libfdt/
H A Dlibfdt_internal.h1 /* SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause) */
5 * libfdt - Flat Device Tree manipulation
10 #define FDT_ALIGN(x, a) (((x) + (a) - 1) & ~((a) - 1))
91 * This does essentially no checks. Only the latest device-tree
108 * This assumes that the device tree is sane. i.e. header metadata
114 * device trees (e.g. those only partially loaded) can also cause
125 * functions are called with valid parameters, i.e. not trigger
136 * This disables checks for device-tree version and removes all code
149 * leave the tree in a sub-optimal state.
155 * order, i.e. the memory reservation block first, then the structure
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/kvm-unit-tests/s390x/snippets/asm/
H A Dicpt-loop.S1 /* SPDX-License-Identifier: GPL-2.0-only */
4 * control block intercepts. E.g. when manipulating the PV handles.
/kvm-unit-tests/lib/s390x/
H A Dfault.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
17 /* Instruction execution prevention, i.e. no-execute, 101 */
22 /* IEP installed -> ESOP2 installed */ in prot_is_iep()
H A Dgs.h1 /* SPDX-License-Identifier: GPL-2.0-only */
29 uint8_t e : 1; member
/kvm-unit-tests/s390x/
H A Dmigration-sck.c1 /* SPDX-License-Identifier: GPL-2.0-only */
42 * sophisticated (e.g. slowly adjust to the host TOD). in test_sck_migration()
49 report_prefix_push("migration-sck"); in main()
/kvm-unit-tests/lib/x86/asm/
H A Dpage.h16 #include <asm-generic/page.h>
44 * Without AMD SEV, the default address upper bound is 51 (i.e., pte bit 51 and
46 * bit lower than the c-bit position.
79 #define PGDIR_BITS(lvl) (((lvl) - 1) * PGDIR_WIDTH + PAGE_SHIFT)

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