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/kvm-unit-tests/lib/
H A Dalloc_page.h29 * Initializes a memory area.
41 * Allocate aligned memory with the specified flags.
48 * Allocate aligned memory from any area and with default flags.
82 * Frees a memory block allocated with any of the memalign_pages* or
107 * Reserves the specified physical memory range if possible.
108 * If the specified range cannot be reserved in its entirety, no action is
109 * performed and -1 is returned.
111 * Returns 0 in case of success, -1 otherwise.
116 * Frees a reserved memory range that had been reserved with
118 * The memory range does not need to match a previous allocation
/kvm-unit-tests/lib/s390x/
H A Dmalloc_io.h1 /* SPDX-License-Identifier: GPL-2.0-only */
16 * absolute memory in the DMA31 region large enough to contain size
20 * If all the pages for the specified size cannot be reserved,
37 * Frees a previously memory space allocated by alloc_io_mem.
H A Dcss.h1 /* SPDX-License-Identifier: GPL-2.0-only */
59 uint32_t reserved[4]; member
100 #define PMCW_CHANNEL_TYPE(pmcw) (pmcw->flags2 >> 21)
121 uint8_t reserved; /* always 0x'FF' */ member
127 uint8_t padding[256 - 8]; /* Extended part */
143 : "cc", "memory"); in ssch()
285 : "cc", "memory"); in stcrw()
333 uint8_t reserved[9]; member
384 #define css_test_general_feature(bit) test_bit_inv(bit, chsc_scsc->general_char)
385 #define css_test_chsc_feature(bit) test_bit_inv(bit, chsc_scsc->chsc_char)
/kvm-unit-tests/s390x/
H A Ddiag258.c1 /* SPDX-License-Identifier: GPL-2.0-only */
12 #include <asm-generic/barrier.h>
13 #include <asm/asm-offsets.h>
34 u64 reserved; member
47 .reserved = __PF_RES_FIELD
58 .reserved = 0
63 int rc = -1; in diag258()
96 * for the refbk that is outside of the bounds of our (guest-)physical
107 /* Set up virtual memory and allocate a physical page for storing the refbk */ in test_refbk_real()
111 /* Map refblk page outside of physical memory identity mapping */ in test_refbk_real()
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H A Dintercept.c1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Interception tests - for s390x CPU instruction that cause a VM exit
12 #include <asm/asm-offsets.h>
27 uint32_t old_prefix = -1U, tst_prefix = -1U; in test_stpx()
48 asm volatile(" stpx 0(%0) " : : "a"(-8L)); in test_stpx()
77 report_prefix_push("operand outside memory"); in test_spx()
79 asm volatile(" spx 0(%0) " : : "a"(-8L)); in test_spx()
83 report_prefix_push("new prefix outside memory"); in test_spx()
86 if (!host_is_tcg() && (get_ram_size() - new_prefix < 2 * PAGE_SIZE)) { in test_spx()
125 asm volatile ("stap 0(%0)\n" : : "a"(-8L)); in test_stap()
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H A Dmvpg.c1 /* SPDX-License-Identifier: GPL-2.0-only */
11 #include <asm/asm-offsets.h>
27 /* How much memory to allocate for the test */
38 /* Keep track of fresh memory */
52 : "memory", "cc"); in mvpg()
92 return *(uint8_t *)(lowcore.pgm_old_psw.addr - 1) == lowcore.op_acc_id; in check_oai()
103 * state, and even then, only if the move-page-and-set-key facility in test_exceptions()
124 * reserved bits, should result in a specification exception in test_exceptions()
138 /* Operands outside memory result in addressing exceptions, as usual */ in test_exceptions()
143 report(clear_pgm_int() == expected, "Second operand outside memory"); in test_exceptions()
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H A Dcss.c1 /* SPDX-License-Identifier: GPL-2.0-only */
21 #define DEFAULT_CU_TYPE 0x3832 /* virtio-ccw */
56 * Pre-requisites:
57 * - We need the test device as the first recognized
108 len = sizeof(*senseid) - ret; in test_sense()
116 if (senseid->reserved != 0xff) { in test_sense()
117 report_fail("transferred garbage: 0x%02x", senseid->reserved); in test_sense()
123 report_info("reserved 0x%02x cu_type 0x%04x cu_model 0x%02x dev_type 0x%04x dev_model 0x%02x", in test_sense()
124 senseid->reserved, senseid->cu_type, senseid->cu_model, in test_sense()
125 senseid->dev_type, senseid->dev_model); in test_sense()
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H A Dskey.c1 /* SPDX-License-Identifier: GPL-2.0-only */
12 #include <asm/asm-offsets.h>
26 void *addr = (void *)0x10000 - 2 * PAGE_SIZE; in test_set_mb()
37 ret1.val = get_storage_key(end - PAGE_SIZE) & (SKEY_ACC | SKEY_FP); in test_set_mb()
38 ret2.val = get_storage_key(end - PAGE_SIZE * 2) & (SKEY_ACC | SKEY_FP); in test_set_mb()
64 * CH are set by the machine for memory references and changes in test_set()
99 void *inv_addr = (void *)-1ull; in test_invalid_address()
142 report_prefix_push("fetch-protection override"); in test_test_protection()
155 "storage-protection override: no protection"); in test_test_protection()
194 /* ESOP-2: no need to check facility */ in check_key_prot_exc()
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/kvm-unit-tests/x86/
H A Dhyperv.h94 /* Memory access messages. */
109 /* Platform-specific processor intercept messages. */
123 uint8_t reserved:7; member
131 uint32_t reserved:8; member
147 uint8_t reserved[2]; member
157 uint32_t reserved; member
194 u32 reserved; member
H A Dvmx_tests.c28 * are legal in DR6 are reserved in vmcs.GUEST_PENDING_DEBUG. And if any data
51 int pos = -1; in ffs()
156 if (((rdtsc() - tsc_val) >> preempt_scale) in preemption_timer_main()
183 report(((rdtsc() - tsc_val) >> preempt_scale) >= preempt_val, in preemption_timer_exit_handler()
184 "busy-wait for preemption timer"); in preemption_timer_exit_handler()
191 report(((rdtsc() - tsc_val) >> preempt_scale) >= preempt_val in preemption_timer_exit_handler()
228 report_fail("busy-wait for preemption timer"); in preemption_timer_exit_handler()
510 :"rsi", "memory", "cc"); in cr_shadowing_main()
518 :"rsi", "memory", "cc"); in cr_shadowing_main()
526 :"rsi", "memory", "cc"); in cr_shadowing_main()
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H A Dsvm_tests.c46 return vmcb->control.exit_code == SVM_EXIT_VMMCALL; in null_check()
51 vmcb->control.intercept &= ~(1ULL << INTERCEPT_VMRUN); in prepare_no_vmrun_int()
56 return vmcb->control.exit_code == SVM_EXIT_ERR; in check_no_vmrun_int()
66 return vmcb->control.exit_code == SVM_EXIT_VMRUN; in check_vmrun()
72 vmcb->control.intercept |= 1 << INTERCEPT_RSM; in prepare_rsm_intercept()
73 vmcb->control.intercept_exceptions |= (1ULL << UD_VECTOR); in prepare_rsm_intercept()
78 asm volatile ("rsm" : : : "memory"); in test_rsm_intercept()
90 if (vmcb->control.exit_code != SVM_EXIT_RSM) { in finished_rsm_intercept()
92 vmcb->control.exit_code); in finished_rsm_intercept()
95 vmcb->control.intercept &= ~(1 << INTERCEPT_RSM); in finished_rsm_intercept()
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/kvm-unit-tests/lib/linux/
H A Dpci_regs.h6 * Copyright 1997--1999 Martin Mares <mj@ucw.cz>
34 #define PCI_COMMAND_MEMORY 0x2 /* Enable response in Memory space */
37 #define PCI_COMMAND_INVALIDATE 0x10 /* Use memory write and invalidate */
42 #define PCI_COMMAND_FAST_BACK 0x200 /* Enable back-to-back writes */
50 #define PCI_STATUS_FAST_BACK 0x80 /* Accept fast-back to back */
80 * Base addresses specify locations in memory or I/O space.
91 #define PCI_BASE_ADDRESS_SPACE 0x01 /* 0 = memory, 1 = I/O */
101 /* bit 1 is reserved if address_space = 1 */
107 #define PCI_ROM_ADDRESS 0x30 /* Bits 31..11 are address, 10..1 reserved */
113 /* 0x35-0x3b are reserved */
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H A Defi.h1 /* SPDX-License-Identifier: GPL-2.0 */
17 #define EFI_LOAD_ERROR ( 1 | (1UL << (BITS_PER_LONG-1)))
18 #define EFI_INVALID_PARAMETER ( 2 | (1UL << (BITS_PER_LONG-1)))
19 #define EFI_UNSUPPORTED ( 3 | (1UL << (BITS_PER_LONG-1)))
20 #define EFI_BAD_BUFFER_SIZE ( 4 | (1UL << (BITS_PER_LONG-1)))
21 #define EFI_BUFFER_TOO_SMALL ( 5 | (1UL << (BITS_PER_LONG-1)))
22 #define EFI_NOT_READY ( 6 | (1UL << (BITS_PER_LONG-1)))
23 #define EFI_DEVICE_ERROR ( 7 | (1UL << (BITS_PER_LONG-1)))
24 #define EFI_WRITE_PROTECTED ( 8 | (1UL << (BITS_PER_LONG-1)))
25 #define EFI_OUT_OF_RESOURCES ( 9 | (1UL << (BITS_PER_LONG-1)))
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/kvm-unit-tests/lib/s390x/asm/
H A Darch_def.h1 /* SPDX-License-Identifier: GPL-2.0-only */
13 uint64_t reserved; member
14 /* GRs 2 - 5 */
16 /* GRs 6 - 15 */
24 uint64_t reserved; member
29 /* GRs 2 - 15 */
105 #define CTL0_TRANSACT_EX_CTL (63 - 8)
106 #define CTL0_LOW_ADDR_PROT (63 - 35)
107 #define CTL0_EDAT (63 - 40)
108 #define CTL0_FETCH_PROTECTION_OVERRIDE (63 - 38)
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H A Duv.h109 u8 reserved88[158 - 136]; /* 0x0088 */
112 uint8_t reserveda8[224 - 168]; /* 0x00a8 */
115 uint8_t reservedf0[256 - 240]; /* 0x00f0 */
141 u64 reserved[4]; member
229 : "memory", "cc"); in uv_call_once()
233 ((struct uv_cb_header *)r2)->cmd, in uv_call_once()
234 ((struct uv_cb_header *)r2)->rc, in uv_call_once()
235 ((struct uv_cb_header *)r2)->rrc); in uv_call_once()
245 * CC 2 and 3 tell us to re-execute because the instruction in uv_call()
/kvm-unit-tests/lib/x86/
H A Dprocessor.h18 * Get a linear address by combining @addr with a non-canonical pattern in the
148 /* RESERVED 0 (3) */
151 /* RESERVED 0 (5) */
167 /* RESERVED 0 (15) */
239 * Each X86_FEATURE_XXX definition is 64-bit and contains the following
240 * CPUID meta-data:
343 asm volatile (".byte 0x0f, 0x01, 0xca" : : : "memory"); in clac()
348 asm volatile (".byte 0x0f, 0x01, 0xcb" : : : "memory"); in stac()
408 asm volatile ("mov %0, %%ds" : : "rm"(val) : "memory"); in write_ds()
413 asm volatile ("mov %0, %%es" : : "rm"(val) : "memory"); in write_es()
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H A Dsetup.c15 #include "apic-defs.h"
32 u32 reserved[4]; /* 28-43 */ member
35 u32 reserved0[3]; /* 52-63 */
37 u32 reserved1[5]; /* 68-87 */
71 /* Memory above 4 GB is only supported on 64-bit systems. */ in find_highmem()
72 if (!(bootinfo->flags & 64)) in find_highmem()
75 u64 upper_end = bootinfo->mem_upper * 1024ull; in find_highmem()
80 max_end = -1ull; in find_highmem()
83 uintptr_t mmap = bootinfo->mmap_addr; in find_highmem()
84 while (mmap < bootinfo->mmap_addr + bootinfo->mmap_length) { in find_highmem()
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H A Dintel-iommu.c13 #include "intel-iommu.h"
20 * VT-d in QEMU currently only support 39 bits address width, which is
21 * 3-level translation.
62 uint32_t __reserved_0:3; /* Reserved 0 */
65 uint32_t __reserved_1:8; /* Reserved 1 */
67 uint16_t source_id:16; /* Source-ID */
68 uint64_t sid_q:2; /* Source-ID Qualifier */
69 uint64_t sid_vtype:2; /* Source-ID Validation Type */
70 uint64_t __reserved_2:44; /* Reserved 2 */
101 /* One-shot bits are taking effect immediately */ in vtd_gcmd_or()
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H A Ddesc.h5 * selector 32-bit 64-bit
7 * 0x08 ring-0 code segment (32-bit) ring-0 code segment (64-bit)
8 * 0x10 ring-0 data segment (32-bit) ring-0 data segment (32/64-bit)
9 * 0x18 ring-0 code segment (P=0) ring-0 code segment (64-bit, P=0)
10 * 0x20 intr_alt_stack TSS ring-0 code segment (32-bit)
11 * 0x28 ring-0 code segment (16-bit) same
12 * 0x30 ring-0 data segment (16-bit) same
13 * 0x38 (0x3b) ring-3 code segment (32-bit) same
14 * 0x40 (0x43) ring-3 data segment (32-bit) ring-3 data segment (32/64-bit)
15 * 0x48 (0x4b) **unused** ring-3 code segment (64-bit)
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/kvm-unit-tests/lib/riscv/
H A Dsetup.c1 // SPDX-License-Identifier: GPL-2.0-only
16 #include <on-cpus.h>
89 phys_addr_t freemem_end = freemem->end; in mem_allocator_init()
96 * The assert below is mostly checking that the free memory doesn't in mem_allocator_init()
97 * start in the 3G-4G range, which is reserved for virtual addresses, in mem_allocator_init()
98 * but it also confirms that there is some free memory (the amount in mem_allocator_init()
109 rest->flags = MR_F_UNUSED; in mem_allocator_init()
111 assert(freemem_end - freemem_start >= SZ_1M * 16); in mem_allocator_init()
120 phys_alloc_init(freemem_start, freemem_end - freemem_start); in mem_allocator_init()
139 code->flags |= MR_F_CODE; in mem_init()
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/kvm-unit-tests/arm/
H A Dmte.c1 /* SPDX-License-Identifier: GPL-2.0 */
4 * All rights reserved.
12 #include <asm/pgtable-hwdef.h>
29 #define MTE_GRANULE_MASK (~(MTE_GRANULE_SIZE - 1))
66 : "r" (addr), "r" (res) : "memory"); in mem_read()
76 : "memory"); in mem_write()
88 report_info("Unexpected non-zero FnV"); in mte_fault_handler()
100 regs->pc += 8; in mte_fault_handler()
161 asm volatile(".arch armv8.5-a+memtag\n" in mte_set_tag()
165 : "memory"); in mte_set_tag()
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H A Dfpu.c1 /* SPDX-License-Identifier: GPL-2.0 */
4 * All rights reserved.
15 #define FPU_RESULT_PASS (-1U)
69 "v30", "v31", "memory"); \
103 "v30", "v31", "memory"); \
154 "z30", "z31", "memory"); \
204 "z30", "z31", "memory"); \
226 [0 ... ((FPU_QREG_MAX * 2) - 1)] = 0 }; in __fpuregs_testall()
266 /* allocate 128b aligned memory */ in __fpuregs_writeall_random()
270 /* Populate memory with random data */ in __fpuregs_writeall_random()
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H A Dcstart.S11 #include <asm/asm-offsets.h>
12 #include <asm/pgtable-hwdef.h>
16 #define THREAD_START_SP ((THREAD_SIZE - S_FRAME_SIZE * 8) & ~7)
61 * bootloader params are in r0-r2
72 push {r0-r1}
81 pop {r0-r1}
83 ldr r2, =stacktop @ r2,r3 is the base of free memory
101 * r0 -- function_id
102 * r1 -- arg0
103 * r2 -- arg1
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/kvm-unit-tests/riscv/
H A Dsbi-fwft.c1 // SPDX-License-Identifier: GPL-2.0-only
18 #include "sbi-tests.h"
63 sbiret_report_error(&ret, SBI_ERR_DENIED, "get reserved feature 0x%lx", id); in fwft_check_reserved()
66 sbiret_report_error(&ret, SBI_ERR_DENIED, "set reserved feature 0x%lx", id); in fwft_check_reserved()
129 regs->epc += 4; in misaligned_handler()
198 ".option arch,-c\n" in fwft_check_misaligned_exc_deleg()
203 : "memory"); in fwft_check_misaligned_exc_deleg()
206 * Even though the SBI delegated the misaligned exception to S-mode, it might not trap on in fwft_check_misaligned_exc_deleg()
210 report_skip("Misaligned load exception does not trap in S-mode"); in fwft_check_misaligned_exc_deleg()
212 report_pass("Misaligned load exception trap in S-mode"); in fwft_check_misaligned_exc_deleg()
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/kvm-unit-tests/powerpc/
H A Dspapr_vpa.c24 printf("descriptor: 0x%08x\n", be32_to_cpu(vpa->descriptor)); in print_vpa()
25 printf("size: 0x%04x\n", be16_to_cpu(vpa->size)); in print_vpa()
26 printf("status: 0x%02x\n", vpa->status); in print_vpa()
27 printf("fru_node_id: 0x%08x\n", be32_to_cpu(vpa->fru_node_id)); in print_vpa()
28 printf("fru_proc_id: 0x%08x\n", be32_to_cpu(vpa->fru_proc_id)); in print_vpa()
29 …->vhpn_change_counters[0], vpa->vhpn_change_counters[1], vpa->vhpn_change_counters[2], vpa->vhpn_c… in print_vpa()
30 printf("vp_dispatch_count: 0x%08x\n", be32_to_cpu(vpa->vp_dispatch_count)); in print_vpa()
31 printf("vp_dispatch_dispersion: 0x%08x\n", be32_to_cpu(vpa->vp_dispatch_dispersion)); in print_vpa()
32 printf("vp_fault_count: 0x%08lx\n", be64_to_cpu(vpa->vp_fault_count)); in print_vpa()
33 printf("vp_fault_tb: 0x%08lx\n", be64_to_cpu(vpa->vp_fault_tb)); in print_vpa()
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