diff options
| -rw-r--r-- | bootdevice.c | 73 | ||||
| -rw-r--r-- | hw/i386/pc.c | 22 | ||||
| -rw-r--r-- | hw/ppc/mac_newworld.c | 4 | ||||
| -rw-r--r-- | hw/ppc/mac_oldworld.c | 5 | ||||
| -rw-r--r-- | hw/sparc/sun4m.c | 4 | ||||
| -rw-r--r-- | hw/sparc64/sun4u.c | 4 | ||||
| -rw-r--r-- | include/hw/hw.h | 6 | ||||
| -rw-r--r-- | include/sysemu/sysemu.h | 8 | ||||
| -rw-r--r-- | monitor.c | 14 | ||||
| -rw-r--r-- | vl.c | 75 |
10 files changed, 118 insertions, 97 deletions
diff --git a/bootdevice.c b/bootdevice.c index b29970c7a3..5914417027 100644 --- a/bootdevice.c +++ b/bootdevice.c @@ -25,6 +25,7 @@ #include "sysemu/sysemu.h" #include "qapi/visitor.h" #include "qemu/error-report.h" +#include "hw/hw.h" typedef struct FWBootEntry FWBootEntry; @@ -37,6 +38,78 @@ struct FWBootEntry { static QTAILQ_HEAD(, FWBootEntry) fw_boot_order = QTAILQ_HEAD_INITIALIZER(fw_boot_order); +static QEMUBootSetHandler *boot_set_handler; +static void *boot_set_opaque; + +void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque) +{ + boot_set_handler = func; + boot_set_opaque = opaque; +} + +void qemu_boot_set(const char *boot_order, Error **errp) +{ + Error *local_err = NULL; + + if (!boot_set_handler) { + error_setg(errp, "no function defined to set boot device list for" + " this architecture"); + return; + } + + validate_bootdevices(boot_order, &local_err); + if (local_err) { + error_propagate(errp, local_err); + return; + } + + boot_set_handler(boot_set_opaque, boot_order, errp); +} + +void validate_bootdevices(const char *devices, Error **errp) +{ + /* We just do some generic consistency checks */ + const char *p; + int bitmap = 0; + + for (p = devices; *p != '\0'; p++) { + /* Allowed boot devices are: + * a-b: floppy disk drives + * c-f: IDE disk drives + * g-m: machine implementation dependent drives + * n-p: network devices + * It's up to each machine implementation to check if the given boot + * devices match the actual hardware implementation and firmware + * features. + */ + if (*p < 'a' || *p > 'p') { + error_setg(errp, "Invalid boot device '%c'", *p); + return; + } + if (bitmap & (1 << (*p - 'a'))) { + error_setg(errp, "Boot device '%c' was given twice", *p); + return; + } + bitmap |= 1 << (*p - 'a'); + } +} + +void restore_boot_order(void *opaque) +{ + char *normal_boot_order = opaque; + static int first = 1; + + /* Restore boot order and remove ourselves after the first boot */ + if (first) { + first = 0; + return; + } + + qemu_boot_set(normal_boot_order, NULL); + + qemu_unregister_reset(restore_boot_order, normal_boot_order); + g_free(normal_boot_order); +} void check_boot_index(int32_t bootindex, Error **errp) { diff --git a/hw/i386/pc.c b/hw/i386/pc.c index c0e55a6446..1ec7290dca 100644 --- a/hw/i386/pc.c +++ b/hw/i386/pc.c @@ -282,7 +282,7 @@ static int boot_device2nibble(char boot_device) return 0; } -static int set_boot_dev(ISADevice *s, const char *boot_device) +static void set_boot_dev(ISADevice *s, const char *boot_device, Error **errp) { #define PC_MAX_BOOT_DEVICES 3 int nbds, bds[3] = { 0, }; @@ -290,25 +290,24 @@ static int set_boot_dev(ISADevice *s, const char *boot_device) nbds = strlen(boot_device); if (nbds > PC_MAX_BOOT_DEVICES) { - error_report("Too many boot devices for PC"); - return(1); + error_setg(errp, "Too many boot devices for PC"); + return; } for (i = 0; i < nbds; i++) { bds[i] = boot_device2nibble(boot_device[i]); if (bds[i] == 0) { - error_report("Invalid boot device for PC: '%c'", - boot_device[i]); - return(1); + error_setg(errp, "Invalid boot device for PC: '%c'", + boot_device[i]); + return; } } rtc_set_memory(s, 0x3d, (bds[1] << 4) | bds[0]); rtc_set_memory(s, 0x38, (bds[2] << 4) | (fd_bootchk ? 0x0 : 0x1)); - return(0); } -static int pc_boot_set(void *opaque, const char *boot_device) +static void pc_boot_set(void *opaque, const char *boot_device, Error **errp) { - return set_boot_dev(opaque, boot_device); + set_boot_dev(opaque, boot_device, errp); } typedef struct pc_cmos_init_late_arg { @@ -365,6 +364,7 @@ void pc_cmos_init(ram_addr_t ram_size, ram_addr_t above_4g_mem_size, FDriveType fd_type[2] = { FDRIVE_DRV_NONE, FDRIVE_DRV_NONE }; static pc_cmos_init_late_arg arg; PCMachineState *pc_machine = PC_MACHINE(machine); + Error *local_err = NULL; /* various important CMOS locations needed by PC/Bochs bios */ @@ -412,7 +412,9 @@ void pc_cmos_init(ram_addr_t ram_size, ram_addr_t above_4g_mem_size, object_property_set_link(OBJECT(machine), OBJECT(s), "rtc_state", &error_abort); - if (set_boot_dev(s, boot_device)) { + set_boot_dev(s, boot_device, &local_err); + if (local_err) { + error_report("%s", error_get_pretty(local_err)); exit(1); } diff --git a/hw/ppc/mac_newworld.c b/hw/ppc/mac_newworld.c index 89aee716d4..ee1ed8a344 100644 --- a/hw/ppc/mac_newworld.c +++ b/hw/ppc/mac_newworld.c @@ -116,10 +116,10 @@ static const MemoryRegionOps unin_ops = { .endianness = DEVICE_NATIVE_ENDIAN, }; -static int fw_cfg_boot_set(void *opaque, const char *boot_device) +static void fw_cfg_boot_set(void *opaque, const char *boot_device, + Error **errp) { fw_cfg_add_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]); - return 0; } static uint64_t translate_kernel_address(void *opaque, uint64_t addr) diff --git a/hw/ppc/mac_oldworld.c b/hw/ppc/mac_oldworld.c index 32c21a4286..15109c294a 100644 --- a/hw/ppc/mac_oldworld.c +++ b/hw/ppc/mac_oldworld.c @@ -49,13 +49,12 @@ #define CLOCKFREQ 266000000UL #define BUSFREQ 66000000UL -static int fw_cfg_boot_set(void *opaque, const char *boot_device) +static void fw_cfg_boot_set(void *opaque, const char *boot_device, + Error **errp) { fw_cfg_add_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]); - return 0; } - static uint64_t translate_kernel_address(void *opaque, uint64_t addr) { return (addr & 0x0fffffff) + KERNEL_LOAD_ADDR; diff --git a/hw/sparc/sun4m.c b/hw/sparc/sun4m.c index 8273199f11..df259ad605 100644 --- a/hw/sparc/sun4m.c +++ b/hw/sparc/sun4m.c @@ -121,10 +121,10 @@ void DMA_register_channel (int nchan, { } -static int fw_cfg_boot_set(void *opaque, const char *boot_device) +static void fw_cfg_boot_set(void *opaque, const char *boot_device, + Error **errp) { fw_cfg_add_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]); - return 0; } static void nvram_init(M48t59State *nvram, uint8_t *macaddr, diff --git a/hw/sparc64/sun4u.c b/hw/sparc64/sun4u.c index f42112c1b2..acac8f9ed0 100644 --- a/hw/sparc64/sun4u.c +++ b/hw/sparc64/sun4u.c @@ -124,10 +124,10 @@ void DMA_register_channel (int nchan, { } -static int fw_cfg_boot_set(void *opaque, const char *boot_device) +static void fw_cfg_boot_set(void *opaque, const char *boot_device, + Error **errp) { fw_cfg_add_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]); - return 0; } static int sun4u_NVRAM_set_params(M48t59State *nvram, uint16_t NVRAM_size, diff --git a/include/hw/hw.h b/include/hw/hw.h index 33bdb92712..c78adae06a 100644 --- a/include/hw/hw.h +++ b/include/hw/hw.h @@ -41,12 +41,6 @@ typedef void QEMUResetHandler(void *opaque); void qemu_register_reset(QEMUResetHandler *func, void *opaque); void qemu_unregister_reset(QEMUResetHandler *func, void *opaque); -/* handler to set the boot_device order for a specific type of QEMUMachine */ -/* return 0 if success */ -typedef int QEMUBootSetHandler(void *opaque, const char *boot_order); -void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque); -int qemu_boot_set(const char *boot_order); - #ifdef NEED_CPU_H #if TARGET_LONG_BITS == 64 #define VMSTATE_UINTTL_V(_f, _s, _v) \ diff --git a/include/sysemu/sysemu.h b/include/sysemu/sysemu.h index 9fea3bc3af..503e5a48a7 100644 --- a/include/sysemu/sysemu.h +++ b/include/sysemu/sysemu.h @@ -216,6 +216,14 @@ void del_boot_device_path(DeviceState *dev, const char *suffix); void device_add_bootindex_property(Object *obj, int32_t *bootindex, const char *name, const char *suffix, DeviceState *dev, Error **errp); +void restore_boot_order(void *opaque); +void validate_bootdevices(const char *devices, Error **errp); + +/* handler to set the boot_device order for a specific type of QEMUMachine */ +typedef void QEMUBootSetHandler(void *opaque, const char *boot_order, + Error **errp); +void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque); +void qemu_boot_set(const char *boot_order, Error **errp); QemuOpts *qemu_get_machine_opts(void); diff --git a/monitor.c b/monitor.c index 503cf515ad..1808e41932 100644 --- a/monitor.c +++ b/monitor.c @@ -1494,17 +1494,15 @@ static void do_ioport_write(Monitor *mon, const QDict *qdict) static void do_boot_set(Monitor *mon, const QDict *qdict) { - int res; + Error *local_err = NULL; const char *bootdevice = qdict_get_str(qdict, "bootdevice"); - res = qemu_boot_set(bootdevice); - if (res == 0) { - monitor_printf(mon, "boot device list now set to %s\n", bootdevice); - } else if (res > 0) { - monitor_printf(mon, "setting boot device list failed\n"); + qemu_boot_set(bootdevice, &local_err); + if (local_err) { + monitor_printf(mon, "%s\n", error_get_pretty(local_err)); + error_free(local_err); } else { - monitor_printf(mon, "no function defined to set boot device list for " - "this architecture\n"); + monitor_printf(mon, "boot device list now set to %s\n", bootdevice); } } diff --git a/vl.c b/vl.c index 113e98e56b..a824a7d8b4 100644 --- a/vl.c +++ b/vl.c @@ -196,9 +196,6 @@ NodeInfo numa_info[MAX_NODES]; uint8_t qemu_uuid[16]; bool qemu_uuid_set; -static QEMUBootSetHandler *boot_set_handler; -static void *boot_set_opaque; - static NotifierList exit_notifiers = NOTIFIER_LIST_INITIALIZER(exit_notifiers); @@ -1198,65 +1195,6 @@ static void default_drive(int enable, int snapshot, BlockInterfaceType type, } -void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque) -{ - boot_set_handler = func; - boot_set_opaque = opaque; -} - -int qemu_boot_set(const char *boot_order) -{ - if (!boot_set_handler) { - return -EINVAL; - } - return boot_set_handler(boot_set_opaque, boot_order); -} - -static void validate_bootdevices(const char *devices) -{ - /* We just do some generic consistency checks */ - const char *p; - int bitmap = 0; - - for (p = devices; *p != '\0'; p++) { - /* Allowed boot devices are: - * a-b: floppy disk drives - * c-f: IDE disk drives - * g-m: machine implementation dependent drives - * n-p: network devices - * It's up to each machine implementation to check if the given boot - * devices match the actual hardware implementation and firmware - * features. - */ - if (*p < 'a' || *p > 'p') { - fprintf(stderr, "Invalid boot device '%c'\n", *p); - exit(1); - } - if (bitmap & (1 << (*p - 'a'))) { - fprintf(stderr, "Boot device '%c' was given twice\n", *p); - exit(1); - } - bitmap |= 1 << (*p - 'a'); - } -} - -static void restore_boot_order(void *opaque) -{ - char *normal_boot_order = opaque; - static int first = 1; - - /* Restore boot order and remove ourselves after the first boot */ - if (first) { - first = 0; - return; - } - - qemu_boot_set(normal_boot_order); - - qemu_unregister_reset(restore_boot_order, normal_boot_order); - g_free(normal_boot_order); -} - static QemuOptsList qemu_smp_opts = { .name = "smp-opts", .implied_opt_name = "cpus", @@ -4149,16 +4087,25 @@ int main(int argc, char **argv, char **envp) if (opts) { char *normal_boot_order; const char *order, *once; + Error *local_err = NULL; order = qemu_opt_get(opts, "order"); if (order) { - validate_bootdevices(order); + validate_bootdevices(order, &local_err); + if (local_err) { + error_report("%s", error_get_pretty(local_err)); + exit(1); + } boot_order = order; } once = qemu_opt_get(opts, "once"); if (once) { - validate_bootdevices(once); + validate_bootdevices(once, &local_err); + if (local_err) { + error_report("%s", error_get_pretty(local_err)); + exit(1); + } normal_boot_order = g_strdup(boot_order); boot_order = once; qemu_register_reset(restore_boot_order, normal_boot_order); |