X-Git-Url: https://repo.jachan.dev/qemu.git/blobdiff_plain/332cc7e9b39ddb2feacb4c71dcd18c3e5b0c3147..6bb58d200a9e68808e856df76a0e2fd3bf38e35d:/qtest.c diff --git a/qtest.c b/qtest.c index 3738eae377..f2e2f27778 100644 --- a/qtest.c +++ b/qtest.c @@ -11,9 +11,13 @@ * */ +#include "qemu/osdep.h" +#include "qapi/error.h" +#include "qemu-common.h" +#include "cpu.h" #include "sysemu/qtest.h" #include "hw/qdev.h" -#include "sysemu/char.h" +#include "chardev/char-fe.h" #include "exec/ioport.h" #include "exec/memory.h" #include "hw/irq.h" @@ -23,6 +27,10 @@ #include "qemu/config-file.h" #include "qemu/option.h" #include "qemu/error-report.h" +#include "qemu/cutils.h" +#ifdef TARGET_PPC64 +#include "hw/ppc/spapr_rtas.h" +#endif #define MAX_IRQ 256 @@ -30,7 +38,7 @@ bool qtest_allowed; static DeviceState *irq_intercept_dev; static FILE *qtest_log_fp; -static CharDriverState *qtest_chr; +static CharBackend qtest_chr; static GString *inbuf; static int irq_levels[MAX_IRQ]; static qemu_timeval start_time; @@ -119,12 +127,25 @@ static bool qtest_opened; * > write ADDR SIZE DATA * < OK * + * > b64read ADDR SIZE + * < OK B64_DATA + * + * > b64write ADDR SIZE B64_DATA + * < OK + * + * > memset ADDR SIZE VALUE + * < OK + * * ADDR, SIZE, VALUE are all integers parsed with strtoul() with a base of 0. + * For 'memset' a zero size is permitted and does nothing. * * DATA is an arbitrarily long hex number prefixed with '0x'. If it's smaller * than the expected size, the value will be zero filled at the end of the data * sequence. * + * B64_DATA is an arbitrarily long base64 encoded string. + * If the sizes do not match, the data will be truncated. + * * IRQ management: * * > irq_intercept_in QOM-PATH @@ -143,6 +164,17 @@ static bool qtest_opened; * where NUM is an IRQ number. For the PC, interrupts can be intercepted * simply with "irq_intercept_in ioapic" (note that IRQ0 comes out with * NUM=0 even though it is remapped to GSI 2). + * + * Setting interrupt level: + * + * > set_irq_in QOM-PATH NAME NUM LEVEL + * < OK + * + * where NAME is the name of the irq/gpio list, NUM is an IRQ number and + * LEVEL is an signed integer IRQ level. + * + * Forcibly set the given interrupt pin to the given level. + * */ static int hex2nib(char ch) @@ -169,7 +201,7 @@ static void qtest_get_time(qemu_timeval *tv) } } -static void qtest_send_prefix(CharDriverState *chr) +static void qtest_send_prefix(CharBackend *chr) { qemu_timeval tv; @@ -182,7 +214,22 @@ static void qtest_send_prefix(CharDriverState *chr) (long) tv.tv_sec, (long) tv.tv_usec); } -static void do_qtest_send(CharDriverState *chr, const char *str, size_t len) +static void GCC_FMT_ATTR(1, 2) qtest_log_send(const char *fmt, ...) +{ + va_list ap; + + if (!qtest_log_fp || !qtest_opened) { + return; + } + + qtest_send_prefix(NULL); + + va_start(ap, fmt); + vfprintf(qtest_log_fp, fmt, ap); + va_end(ap); +} + +static void do_qtest_send(CharBackend *chr, const char *str, size_t len) { qemu_chr_fe_write_all(chr, (uint8_t *)str, len); if (qtest_log_fp && qtest_opened) { @@ -190,12 +237,12 @@ static void do_qtest_send(CharDriverState *chr, const char *str, size_t len) } } -static void qtest_send(CharDriverState *chr, const char *str) +static void qtest_send(CharBackend *chr, const char *str) { do_qtest_send(chr, str, strlen(str)); } -static void GCC_FMT_ATTR(2, 3) qtest_sendf(CharDriverState *chr, +static void GCC_FMT_ATTR(2, 3) qtest_sendf(CharBackend *chr, const char *fmt, ...) { va_list ap; @@ -204,6 +251,7 @@ static void GCC_FMT_ATTR(2, 3) qtest_sendf(CharDriverState *chr, va_start(ap, fmt); buffer = g_strdup_vprintf(fmt, ap); qtest_send(chr, buffer); + g_free(buffer); va_end(ap); } @@ -213,7 +261,7 @@ static void qtest_irq_handler(void *opaque, int n, int level) qemu_set_irq(old_irq, level); if (irq_levels[n] != level) { - CharDriverState *chr = qtest_chr; + CharBackend *chr = &qtest_chr; irq_levels[n] = level; qtest_send_prefix(chr); qtest_sendf(chr, "IRQ %s %d\n", @@ -221,7 +269,7 @@ static void qtest_irq_handler(void *opaque, int n, int level) } } -static void qtest_process_command(CharDriverState *chr, gchar **words) +static void qtest_process_command(CharBackend *chr, gchar **words) { const gchar *command; @@ -253,7 +301,7 @@ static void qtest_process_command(CharDriverState *chr, gchar **words) if (!dev) { qtest_send_prefix(chr); qtest_send(chr, "FAIL Unknown device\n"); - return; + return; } if (irq_intercept_dev) { @@ -263,7 +311,7 @@ static void qtest_process_command(CharDriverState *chr, gchar **words) } else { qtest_send(chr, "OK\n"); } - return; + return; } QLIST_FOREACH(ngl, &dev->gpios, node) { @@ -289,16 +337,52 @@ static void qtest_process_command(CharDriverState *chr, gchar **words) irq_intercept_dev = dev; qtest_send_prefix(chr); qtest_send(chr, "OK\n"); + } else if (strcmp(words[0], "set_irq_in") == 0) { + DeviceState *dev; + qemu_irq irq; + char *name; + int ret; + int num; + int level; + + g_assert(words[1] && words[2] && words[3] && words[4]); + + dev = DEVICE(object_resolve_path(words[1], NULL)); + if (!dev) { + qtest_send_prefix(chr); + qtest_send(chr, "FAIL Unknown device\n"); + return; + } + if (strcmp(words[2], "unnamed-gpio-in") == 0) { + name = NULL; + } else { + name = words[2]; + } + + ret = qemu_strtoi(words[3], NULL, 0, &num); + g_assert(!ret); + ret = qemu_strtoi(words[4], NULL, 0, &level); + g_assert(!ret); + + irq = qdev_get_gpio_in_named(dev, name, num); + + qemu_set_irq(irq, level); + qtest_send_prefix(chr); + qtest_send(chr, "OK\n"); } else if (strcmp(words[0], "outb") == 0 || strcmp(words[0], "outw") == 0 || strcmp(words[0], "outl") == 0) { - uint16_t addr; - uint32_t value; + unsigned long addr; + unsigned long value; + int ret; g_assert(words[1] && words[2]); - addr = strtoul(words[1], NULL, 0); - value = strtoul(words[2], NULL, 0); + ret = qemu_strtoul(words[1], NULL, 0, &addr); + g_assert(ret == 0); + ret = qemu_strtoul(words[2], NULL, 0, &value); + g_assert(ret == 0); + g_assert(addr <= 0xffff); if (words[0][3] == 'b') { cpu_outb(addr, value); @@ -312,11 +396,14 @@ static void qtest_process_command(CharDriverState *chr, gchar **words) } else if (strcmp(words[0], "inb") == 0 || strcmp(words[0], "inw") == 0 || strcmp(words[0], "inl") == 0) { - uint16_t addr; + unsigned long addr; uint32_t value = -1U; + int ret; g_assert(words[1]); - addr = strtoul(words[1], NULL, 0); + ret = qemu_strtoul(words[1], NULL, 0, &addr); + g_assert(ret == 0); + g_assert(addr <= 0xffff); if (words[0][2] == 'b') { value = cpu_inb(addr); @@ -333,26 +420,33 @@ static void qtest_process_command(CharDriverState *chr, gchar **words) strcmp(words[0], "writeq") == 0) { uint64_t addr; uint64_t value; + int ret; g_assert(words[1] && words[2]); - addr = strtoull(words[1], NULL, 0); - value = strtoull(words[2], NULL, 0); + ret = qemu_strtou64(words[1], NULL, 0, &addr); + g_assert(ret == 0); + ret = qemu_strtou64(words[2], NULL, 0, &value); + g_assert(ret == 0); if (words[0][5] == 'b') { uint8_t data = value; - cpu_physical_memory_write(addr, &data, 1); + address_space_rw(first_cpu->as, addr, MEMTXATTRS_UNSPECIFIED, + &data, 1, true); } else if (words[0][5] == 'w') { uint16_t data = value; tswap16s(&data); - cpu_physical_memory_write(addr, &data, 2); + address_space_rw(first_cpu->as, addr, MEMTXATTRS_UNSPECIFIED, + (uint8_t *) &data, 2, true); } else if (words[0][5] == 'l') { uint32_t data = value; tswap32s(&data); - cpu_physical_memory_write(addr, &data, 4); + address_space_rw(first_cpu->as, addr, MEMTXATTRS_UNSPECIFIED, + (uint8_t *) &data, 4, true); } else if (words[0][5] == 'q') { uint64_t data = value; tswap64s(&data); - cpu_physical_memory_write(addr, &data, 8); + address_space_rw(first_cpu->as, addr, MEMTXATTRS_UNSPECIFIED, + (uint8_t *) &data, 8, true); } qtest_send_prefix(chr); qtest_send(chr, "OK\n"); @@ -362,24 +456,30 @@ static void qtest_process_command(CharDriverState *chr, gchar **words) strcmp(words[0], "readq") == 0) { uint64_t addr; uint64_t value = UINT64_C(-1); + int ret; g_assert(words[1]); - addr = strtoull(words[1], NULL, 0); + ret = qemu_strtou64(words[1], NULL, 0, &addr); + g_assert(ret == 0); if (words[0][4] == 'b') { uint8_t data; - cpu_physical_memory_read(addr, &data, 1); + address_space_rw(first_cpu->as, addr, MEMTXATTRS_UNSPECIFIED, + &data, 1, false); value = data; } else if (words[0][4] == 'w') { uint16_t data; - cpu_physical_memory_read(addr, &data, 2); + address_space_rw(first_cpu->as, addr, MEMTXATTRS_UNSPECIFIED, + (uint8_t *) &data, 2, false); value = tswap16(data); } else if (words[0][4] == 'l') { uint32_t data; - cpu_physical_memory_read(addr, &data, 4); + address_space_rw(first_cpu->as, addr, MEMTXATTRS_UNSPECIFIED, + (uint8_t *) &data, 4, false); value = tswap32(data); } else if (words[0][4] == 'q') { - cpu_physical_memory_read(addr, &value, 8); + address_space_rw(first_cpu->as, addr, MEMTXATTRS_UNSPECIFIED, + (uint8_t *) &value, 8, false); tswap64s(&value); } qtest_send_prefix(chr); @@ -387,30 +487,63 @@ static void qtest_process_command(CharDriverState *chr, gchar **words) } else if (strcmp(words[0], "read") == 0) { uint64_t addr, len, i; uint8_t *data; + char *enc; + int ret; g_assert(words[1] && words[2]); - addr = strtoull(words[1], NULL, 0); - len = strtoull(words[2], NULL, 0); + ret = qemu_strtou64(words[1], NULL, 0, &addr); + g_assert(ret == 0); + ret = qemu_strtou64(words[2], NULL, 0, &len); + g_assert(ret == 0); + /* We'd send garbage to libqtest if len is 0 */ + g_assert(len); data = g_malloc(len); - cpu_physical_memory_read(addr, data, len); + address_space_rw(first_cpu->as, addr, MEMTXATTRS_UNSPECIFIED, + data, len, false); - qtest_send_prefix(chr); - qtest_send(chr, "OK 0x"); + enc = g_malloc(2 * len + 1); for (i = 0; i < len; i++) { - qtest_sendf(chr, "%02x", data[i]); + sprintf(&enc[i * 2], "%02x", data[i]); } - qtest_send(chr, "\n"); + + qtest_send_prefix(chr); + qtest_sendf(chr, "OK 0x%s\n", enc); g_free(data); + g_free(enc); + } else if (strcmp(words[0], "b64read") == 0) { + uint64_t addr, len; + uint8_t *data; + gchar *b64_data; + int ret; + + g_assert(words[1] && words[2]); + ret = qemu_strtou64(words[1], NULL, 0, &addr); + g_assert(ret == 0); + ret = qemu_strtou64(words[2], NULL, 0, &len); + g_assert(ret == 0); + + data = g_malloc(len); + address_space_rw(first_cpu->as, addr, MEMTXATTRS_UNSPECIFIED, + data, len, false); + b64_data = g_base64_encode(data, len); + qtest_send_prefix(chr); + qtest_sendf(chr, "OK %s\n", b64_data); + + g_free(data); + g_free(b64_data); } else if (strcmp(words[0], "write") == 0) { uint64_t addr, len, i; uint8_t *data; size_t data_len; + int ret; g_assert(words[1] && words[2] && words[3]); - addr = strtoull(words[1], NULL, 0); - len = strtoull(words[2], NULL, 0); + ret = qemu_strtou64(words[1], NULL, 0, &addr); + g_assert(ret == 0); + ret = qemu_strtou64(words[2], NULL, 0, &len); + g_assert(ret == 0); data_len = strlen(words[3]); if (data_len < 3) { @@ -427,16 +560,100 @@ static void qtest_process_command(CharDriverState *chr, gchar **words) data[i] = 0; } } - cpu_physical_memory_write(addr, data, len); + address_space_rw(first_cpu->as, addr, MEMTXATTRS_UNSPECIFIED, + data, len, true); g_free(data); qtest_send_prefix(chr); qtest_send(chr, "OK\n"); + } else if (strcmp(words[0], "memset") == 0) { + uint64_t addr, len; + uint8_t *data; + unsigned long pattern; + int ret; + + g_assert(words[1] && words[2] && words[3]); + ret = qemu_strtou64(words[1], NULL, 0, &addr); + g_assert(ret == 0); + ret = qemu_strtou64(words[2], NULL, 0, &len); + g_assert(ret == 0); + ret = qemu_strtoul(words[3], NULL, 0, &pattern); + g_assert(ret == 0); + + if (len) { + data = g_malloc(len); + memset(data, pattern, len); + address_space_rw(first_cpu->as, addr, MEMTXATTRS_UNSPECIFIED, + data, len, true); + g_free(data); + } + + qtest_send_prefix(chr); + qtest_send(chr, "OK\n"); + } else if (strcmp(words[0], "b64write") == 0) { + uint64_t addr, len; + uint8_t *data; + size_t data_len; + gsize out_len; + int ret; + + g_assert(words[1] && words[2] && words[3]); + ret = qemu_strtou64(words[1], NULL, 0, &addr); + g_assert(ret == 0); + ret = qemu_strtou64(words[2], NULL, 0, &len); + g_assert(ret == 0); + + data_len = strlen(words[3]); + if (data_len < 3) { + qtest_send(chr, "ERR invalid argument size\n"); + return; + } + + data = g_base64_decode_inplace(words[3], &out_len); + if (out_len != len) { + qtest_log_send("b64write: data length mismatch (told %"PRIu64", " + "found %zu)\n", + len, out_len); + out_len = MIN(out_len, len); + } + + address_space_rw(first_cpu->as, addr, MEMTXATTRS_UNSPECIFIED, + data, len, true); + + qtest_send_prefix(chr); + qtest_send(chr, "OK\n"); + } else if (strcmp(words[0], "endianness") == 0) { + qtest_send_prefix(chr); +#if defined(TARGET_WORDS_BIGENDIAN) + qtest_sendf(chr, "OK big\n"); +#else + qtest_sendf(chr, "OK little\n"); +#endif +#ifdef TARGET_PPC64 + } else if (strcmp(words[0], "rtas") == 0) { + uint64_t res, args, ret; + unsigned long nargs, nret; + int rc; + + rc = qemu_strtoul(words[2], NULL, 0, &nargs); + g_assert(rc == 0); + rc = qemu_strtou64(words[3], NULL, 0, &args); + g_assert(rc == 0); + rc = qemu_strtoul(words[4], NULL, 0, &nret); + g_assert(rc == 0); + rc = qemu_strtou64(words[5], NULL, 0, &ret); + g_assert(rc == 0); + res = qtest_rtas_call(words[1], nargs, args, nret, ret); + + qtest_send_prefix(chr); + qtest_sendf(chr, "OK %"PRIu64"\n", res); +#endif } else if (qtest_enabled() && strcmp(words[0], "clock_step") == 0) { int64_t ns; if (words[1]) { - ns = strtoll(words[1], NULL, 0); + int ret = qemu_strtoi64(words[1], NULL, 0, &ns); + g_assert(ret == 0); } else { ns = qemu_clock_deadline_ns_all(QEMU_CLOCK_VIRTUAL); } @@ -446,9 +663,11 @@ static void qtest_process_command(CharDriverState *chr, gchar **words) (int64_t)qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL)); } else if (qtest_enabled() && strcmp(words[0], "clock_set") == 0) { int64_t ns; + int ret; g_assert(words[1]); - ns = strtoll(words[1], NULL, 0); + ret = qemu_strtoi64(words[1], NULL, 0, &ns); + g_assert(ret == 0); qtest_clock_warp(ns); qtest_send_prefix(chr); qtest_sendf(chr, "OK %"PRIi64"\n", @@ -459,7 +678,7 @@ static void qtest_process_command(CharDriverState *chr, gchar **words) } } -static void qtest_process_inbuf(CharDriverState *chr, GString *inbuf) +static void qtest_process_inbuf(CharBackend *chr, GString *inbuf) { char *end; @@ -483,7 +702,7 @@ static void qtest_process_inbuf(CharDriverState *chr, GString *inbuf) static void qtest_read(void *opaque, const uint8_t *buf, int size) { - CharDriverState *chr = opaque; + CharBackend *chr = opaque; g_string_append_len(inbuf, (const gchar *)buf, size); qtest_process_inbuf(chr, inbuf); @@ -530,19 +749,9 @@ static void qtest_event(void *opaque, int event) } } -static int qtest_init_accel(MachineState *ms) -{ - QemuOpts *opts = qemu_opts_create(qemu_find_opts("icount"), NULL, 0, - &error_abort); - qemu_opt_set(opts, "shift", "0", &error_abort); - configure_icount(opts, &error_abort); - qemu_opts_del(opts); - return 0; -} - void qtest_init(const char *qtest_chrdev, const char *qtest_log, Error **errp) { - CharDriverState *chr; + Chardev *chr; chr = qemu_chr_new("qtest", qtest_chrdev, NULL); @@ -560,38 +769,15 @@ void qtest_init(const char *qtest_chrdev, const char *qtest_log, Error **errp) qtest_log_fp = stderr; } - qemu_chr_add_handlers(chr, qtest_can_read, qtest_read, qtest_event, chr); - qemu_chr_fe_set_echo(chr, true); + qemu_chr_fe_init(&qtest_chr, chr, errp); + qemu_chr_fe_set_handlers(&qtest_chr, qtest_can_read, qtest_read, + qtest_event, NULL, &qtest_chr, NULL, true); + qemu_chr_fe_set_echo(&qtest_chr, true); inbuf = g_string_new(""); - qtest_chr = chr; } bool qtest_driver(void) { - return qtest_chr; -} - -static void qtest_accel_class_init(ObjectClass *oc, void *data) -{ - AccelClass *ac = ACCEL_CLASS(oc); - ac->name = "QTest"; - ac->available = qtest_available; - ac->init_machine = qtest_init_accel; - ac->allowed = &qtest_allowed; + return qtest_chr.chr != NULL; } - -#define TYPE_QTEST_ACCEL ACCEL_CLASS_NAME("qtest") - -static const TypeInfo qtest_accel_type = { - .name = TYPE_QTEST_ACCEL, - .parent = TYPE_ACCEL, - .class_init = qtest_accel_class_init, -}; - -static void qtest_type_init(void) -{ - type_register_static(&qtest_accel_type); -} - -type_init(qtest_type_init);