Paolo Bonzini | 660174f | 2017-06-01 16:45:16 +0200 | [diff] [blame] | 1 | /* |
| 2 | * QTest testcase for LSI MegaRAID |
| 3 | * |
| 4 | * Copyright (c) 2017 Red Hat Inc. |
| 5 | * |
| 6 | * This work is licensed under the terms of the GNU GPL, version 2 or later. |
| 7 | * See the COPYING file in the top-level directory. |
| 8 | */ |
| 9 | |
| 10 | #include "qemu/osdep.h" |
| 11 | #include "libqtest.h" |
| 12 | #include "qemu/bswap.h" |
| 13 | #include "libqos/libqos-pc.h" |
| 14 | #include "libqos/libqos-spapr.h" |
| 15 | |
| 16 | static QOSState *qmegasas_start(const char *extra_opts) |
| 17 | { |
Eric Blake | 3d95fb9 | 2017-09-11 12:20:01 -0500 | [diff] [blame] | 18 | QOSState *qs; |
Paolo Bonzini | 660174f | 2017-06-01 16:45:16 +0200 | [diff] [blame] | 19 | const char *arch = qtest_get_arch(); |
| 20 | const char *cmd = "-drive id=hd0,if=none,file=null-co://,format=raw " |
| 21 | "-device megasas,id=scsi0,addr=04.0 " |
| 22 | "-device scsi-hd,bus=scsi0.0,drive=hd0 %s"; |
| 23 | |
| 24 | if (strcmp(arch, "i386") == 0 || strcmp(arch, "x86_64") == 0) { |
Eric Blake | 3d95fb9 | 2017-09-11 12:20:01 -0500 | [diff] [blame] | 25 | qs = qtest_pc_boot(cmd, extra_opts ? : ""); |
| 26 | global_qtest = qs->qts; |
| 27 | return qs; |
Paolo Bonzini | 660174f | 2017-06-01 16:45:16 +0200 | [diff] [blame] | 28 | } |
| 29 | |
| 30 | g_printerr("virtio-scsi tests are only available on x86 or ppc64\n"); |
| 31 | exit(EXIT_FAILURE); |
| 32 | } |
| 33 | |
| 34 | static void qmegasas_stop(QOSState *qs) |
| 35 | { |
| 36 | qtest_shutdown(qs); |
| 37 | } |
| 38 | |
| 39 | /* Tests only initialization so far. TODO: Replace with functional tests */ |
| 40 | static void pci_nop(void) |
| 41 | { |
| 42 | QOSState *qs; |
| 43 | |
| 44 | qs = qmegasas_start(NULL); |
| 45 | qmegasas_stop(qs); |
| 46 | } |
| 47 | |
Paolo Bonzini | 87e459a | 2017-06-01 17:26:14 +0200 | [diff] [blame] | 48 | /* This used to cause a NULL pointer dereference. */ |
| 49 | static void megasas_pd_get_info_fuzz(void) |
| 50 | { |
| 51 | QPCIDevice *dev; |
| 52 | QOSState *qs; |
| 53 | QPCIBar bar; |
| 54 | uint32_t context[256]; |
| 55 | uint64_t context_pa; |
| 56 | int i; |
| 57 | |
| 58 | qs = qmegasas_start(NULL); |
| 59 | dev = qpci_device_find(qs->pcibus, QPCI_DEVFN(4,0)); |
| 60 | g_assert(dev != NULL); |
| 61 | |
| 62 | qpci_device_enable(dev); |
| 63 | bar = qpci_iomap(dev, 0, NULL); |
| 64 | |
| 65 | memset(context, 0, sizeof(context)); |
| 66 | context[0] = cpu_to_le32(0x05050505); |
| 67 | context[1] = cpu_to_le32(0x01010101); |
| 68 | for (i = 2; i < ARRAY_SIZE(context); i++) { |
| 69 | context[i] = cpu_to_le32(0x41414141); |
| 70 | } |
| 71 | context[6] = cpu_to_le32(0x02020000); |
| 72 | context[7] = cpu_to_le32(0); |
| 73 | |
| 74 | context_pa = qmalloc(qs, sizeof(context)); |
| 75 | memwrite(context_pa, context, sizeof(context)); |
| 76 | qpci_io_writel(dev, bar, 0x40, context_pa); |
| 77 | |
| 78 | g_free(dev); |
| 79 | qmegasas_stop(qs); |
| 80 | } |
| 81 | |
Paolo Bonzini | 660174f | 2017-06-01 16:45:16 +0200 | [diff] [blame] | 82 | int main(int argc, char **argv) |
| 83 | { |
| 84 | g_test_init(&argc, &argv, NULL); |
| 85 | qtest_add_func("/megasas/pci/nop", pci_nop); |
Paolo Bonzini | 87e459a | 2017-06-01 17:26:14 +0200 | [diff] [blame] | 86 | qtest_add_func("/megasas/dcmd/pd-get-info/fuzz", megasas_pd_get_info_fuzz); |
Paolo Bonzini | 660174f | 2017-06-01 16:45:16 +0200 | [diff] [blame] | 87 | |
| 88 | return g_test_run(); |
| 89 | } |