diff options
50 files changed, 625 insertions, 762 deletions
diff --git a/MAINTAINERS b/MAINTAINERS index f59b568e5b..4adf8c65db 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1329,6 +1329,7 @@ F: hw/nvram/mac_nvram.c F: hw/input/adb* F: include/hw/misc/macio/ F: include/hw/misc/mos6522.h +F: include/hw/nvram/mac_nvram.h F: include/hw/ppc/mac_dbdma.h F: include/hw/pci-host/uninorth.h F: include/hw/input/adb* @@ -1346,6 +1347,7 @@ F: hw/intc/heathrow_pic.c F: hw/input/adb* F: include/hw/intc/heathrow_pic.h F: include/hw/input/adb* +F: include/hw/pci-host/grackle.h F: pc-bios/qemu_vga.ndrv PReP @@ -3373,7 +3375,7 @@ L: qemu-s390x@nongnu.org SPARC TCG target S: Odd Fixes -F: tcg/sparc/ +F: tcg/sparc64/ F: disas/sparc.c TCI TCG target diff --git a/accel/tcg/cpu-exec-common.c b/accel/tcg/cpu-exec-common.c index be6fe45aa5..c7bc8c6efa 100644 --- a/accel/tcg/cpu-exec-common.c +++ b/accel/tcg/cpu-exec-common.c @@ -71,7 +71,7 @@ void cpu_loop_exit(CPUState *cpu) void cpu_loop_exit_restore(CPUState *cpu, uintptr_t pc) { if (pc) { - cpu_restore_state(cpu, pc, true); + cpu_restore_state(cpu, pc); } cpu_loop_exit(cpu); } diff --git a/accel/tcg/cpu-exec.c b/accel/tcg/cpu-exec.c index 82b06c1824..356fe348de 100644 --- a/accel/tcg/cpu-exec.c +++ b/accel/tcg/cpu-exec.c @@ -1052,23 +1052,25 @@ void tcg_exec_realizefn(CPUState *cpu, Error **errp) cc->tcg_ops->initialize(); tcg_target_initialized = true; } - tlb_init(cpu); - qemu_plugin_vcpu_init_hook(cpu); + cpu->tb_jmp_cache = g_new0(CPUJumpCache, 1); + tlb_init(cpu); #ifndef CONFIG_USER_ONLY tcg_iommu_init_notifier_list(cpu); #endif /* !CONFIG_USER_ONLY */ + /* qemu_plugin_vcpu_init_hook delayed until cpu_index assigned. */ } /* undo the initializations in reverse order */ void tcg_exec_unrealizefn(CPUState *cpu) { + qemu_plugin_vcpu_exit_hook(cpu); #ifndef CONFIG_USER_ONLY tcg_iommu_free_notifier_list(cpu); #endif /* !CONFIG_USER_ONLY */ - qemu_plugin_vcpu_exit_hook(cpu); tlb_destroy(cpu); + g_free(cpu->tb_jmp_cache); } #ifndef CONFIG_USER_ONLY diff --git a/accel/tcg/internal.h b/accel/tcg/internal.h index 1227bb69bd..cb13bade4f 100644 --- a/accel/tcg/internal.h +++ b/accel/tcg/internal.h @@ -106,8 +106,8 @@ void tb_reset_jump(TranslationBlock *tb, int n); TranslationBlock *tb_link_page(TranslationBlock *tb, tb_page_addr_t phys_pc, tb_page_addr_t phys_page2); bool tb_invalidate_phys_page_unwind(tb_page_addr_t addr, uintptr_t pc); -int cpu_restore_state_from_tb(CPUState *cpu, TranslationBlock *tb, - uintptr_t searched_pc, bool reset_icount); +void cpu_restore_state_from_tb(CPUState *cpu, TranslationBlock *tb, + uintptr_t host_pc); /* Return the current PC from CPU, which may be cached in TB. */ static inline target_ulong log_pc(CPUState *cpu, const TranslationBlock *tb) diff --git a/accel/tcg/tb-maint.c b/accel/tcg/tb-maint.c index c8e921089d..0cdb35548c 100644 --- a/accel/tcg/tb-maint.c +++ b/accel/tcg/tb-maint.c @@ -536,7 +536,7 @@ tb_invalidate_phys_page_range__locked(struct page_collection *pages, * restore the CPU state. */ current_tb_modified = true; - cpu_restore_state_from_tb(cpu, current_tb, retaddr, true); + cpu_restore_state_from_tb(cpu, current_tb, retaddr); } #endif /* TARGET_HAS_PRECISE_SMC */ tb_phys_invalidate__locked(tb); @@ -685,7 +685,7 @@ bool tb_invalidate_phys_page_unwind(tb_page_addr_t addr, uintptr_t pc) * function to partially restore the CPU state. */ current_tb_modified = true; - cpu_restore_state_from_tb(cpu, current_tb, pc, true); + cpu_restore_state_from_tb(cpu, current_tb, pc); } #endif /* TARGET_HAS_PRECISE_SMC */ tb_phys_invalidate(tb, addr); diff --git a/accel/tcg/translate-all.c b/accel/tcg/translate-all.c index f185356a36..921944a5ab 100644 --- a/accel/tcg/translate-all.c +++ b/accel/tcg/translate-all.c @@ -247,52 +247,65 @@ static int encode_search(TranslationBlock *tb, uint8_t *block) return p - block; } -/* The cpu state corresponding to 'searched_pc' is restored. - * When reset_icount is true, current TB will be interrupted and - * icount should be recalculated. - */ -int cpu_restore_state_from_tb(CPUState *cpu, TranslationBlock *tb, - uintptr_t searched_pc, bool reset_icount) +static int cpu_unwind_data_from_tb(TranslationBlock *tb, uintptr_t host_pc, + uint64_t *data) { - uint64_t data[TARGET_INSN_START_WORDS]; - uintptr_t host_pc = (uintptr_t)tb->tc.ptr; + uintptr_t iter_pc = (uintptr_t)tb->tc.ptr; const uint8_t *p = tb->tc.ptr + tb->tc.size; int i, j, num_insns = tb->icount; -#ifdef CONFIG_PROFILER - TCGProfile *prof = &tcg_ctx->prof; - int64_t ti = profile_getclock(); -#endif - searched_pc -= GETPC_ADJ; + host_pc -= GETPC_ADJ; - if (searched_pc < host_pc) { + if (host_pc < iter_pc) { return -1; } - memset(data, 0, sizeof(data)); + memset(data, 0, sizeof(uint64_t) * TARGET_INSN_START_WORDS); if (!TARGET_TB_PCREL) { data[0] = tb_pc(tb); } - /* Reconstruct the stored insn data while looking for the point at - which the end of the insn exceeds the searched_pc. */ + /* + * Reconstruct the stored insn data while looking for the point + * at which the end of the insn exceeds host_pc. + */ for (i = 0; i < num_insns; ++i) { for (j = 0; j < TARGET_INSN_START_WORDS; ++j) { data[j] += decode_sleb128(&p); } - host_pc += decode_sleb128(&p); - if (host_pc > searched_pc) { - goto found; + iter_pc += decode_sleb128(&p); + if (iter_pc > host_pc) { + return num_insns - i; } } return -1; +} + +/* + * The cpu state corresponding to 'host_pc' is restored in + * preparation for exiting the TB. + */ +void cpu_restore_state_from_tb(CPUState *cpu, TranslationBlock *tb, + uintptr_t host_pc) +{ + uint64_t data[TARGET_INSN_START_WORDS]; +#ifdef CONFIG_PROFILER + TCGProfile *prof = &tcg_ctx->prof; + int64_t ti = profile_getclock(); +#endif + int insns_left = cpu_unwind_data_from_tb(tb, host_pc, data); + + if (insns_left < 0) { + return; + } - found: - if (reset_icount && (tb_cflags(tb) & CF_USE_ICOUNT)) { + if (tb_cflags(tb) & CF_USE_ICOUNT) { assert(icount_enabled()); - /* Reset the cycle counter to the start of the block - and shift if to the number of actually executed instructions */ - cpu_neg(cpu)->icount_decr.u16.low += num_insns - i; + /* + * Reset the cycle counter to the start of the block and + * shift if to the number of actually executed instructions. + */ + cpu_neg(cpu)->icount_decr.u16.low += insns_left; } cpu->cc->tcg_ops->restore_state_to_opc(cpu, tb, data); @@ -302,20 +315,11 @@ int cpu_restore_state_from_tb(CPUState *cpu, TranslationBlock *tb, prof->restore_time + profile_getclock() - ti); qatomic_set(&prof->restore_count, prof->restore_count + 1); #endif - return 0; } -bool cpu_restore_state(CPUState *cpu, uintptr_t host_pc, bool will_exit) +bool cpu_restore_state(CPUState *cpu, uintptr_t host_pc) { /* - * The pc update associated with restore without exit will - * break the relative pc adjustments performed by TARGET_TB_PCREL. - */ - if (TARGET_TB_PCREL) { - assert(will_exit); - } - - /* * The host_pc has to be in the rx region of the code buffer. * If it is not we will not be able to resolve it here. * The two cases where host_pc will not be correct are: @@ -328,13 +332,24 @@ bool cpu_restore_state(CPUState *cpu, uintptr_t host_pc, bool will_exit) if (in_code_gen_buffer((const void *)(host_pc - tcg_splitwx_diff))) { TranslationBlock *tb = tcg_tb_lookup(host_pc); if (tb) { - cpu_restore_state_from_tb(cpu, tb, host_pc, will_exit); + cpu_restore_state_from_tb(cpu, tb, host_pc); return true; } } return false; } +bool cpu_unwind_state_data(CPUState *cpu, uintptr_t host_pc, uint64_t *data) +{ + if (in_code_gen_buffer((const void *)(host_pc - tcg_splitwx_diff))) { + TranslationBlock *tb = tcg_tb_lookup(host_pc); + if (tb) { + return cpu_unwind_data_from_tb(tb, host_pc, data) >= 0; + } + } + return false; +} + void page_init(void) { page_size_init(); @@ -1016,7 +1031,7 @@ void tb_check_watchpoint(CPUState *cpu, uintptr_t retaddr) tb = tcg_tb_lookup(retaddr); if (tb) { /* We can use retranslation to find the PC. */ - cpu_restore_state_from_tb(cpu, tb, retaddr, true); + cpu_restore_state_from_tb(cpu, tb, retaddr); tb_phys_invalidate(tb, -1); } else { /* The exception probably happened in a helper. The CPU state should @@ -1052,7 +1067,7 @@ void cpu_io_recompile(CPUState *cpu, uintptr_t retaddr) cpu_abort(cpu, "cpu_io_recompile: could not find TB for pc=%p", (void *)retaddr); } - cpu_restore_state_from_tb(cpu, tb, retaddr, true); + cpu_restore_state_from_tb(cpu, tb, retaddr); /* * Some guests must re-execute the branch when re-executing a delay @@ -1565,15 +1580,13 @@ void tcg_flush_jmp_cache(CPUState *cpu) { CPUJumpCache *jc = cpu->tb_jmp_cache; - if (likely(jc)) { - for (int i = 0; i < TB_JMP_CACHE_SIZE; i++) { - qatomic_set(&jc->array[i].tb, NULL); - } - } else { - /* This should happen once during realize, and thus never race. */ - jc = g_new0(CPUJumpCache, 1); - jc = qatomic_xchg(&cpu->tb_jmp_cache, jc); - assert(jc == NULL); + /* During early initialization, the cache may not yet be allocated. */ + if (unlikely(jc == NULL)) { + return; + } + + for (int i = 0; i < TB_JMP_CACHE_SIZE; i++) { + qatomic_set(&jc->array[i].tb, NULL); } } @@ -134,15 +134,23 @@ void cpu_exec_realizefn(CPUState *cpu, Error **errp) /* cache the cpu class for the hotpath */ cpu->cc = CPU_GET_CLASS(cpu); - cpu_list_add(cpu); if (!accel_cpu_realizefn(cpu, errp)) { return; } + /* NB: errp parameter is unused currently */ if (tcg_enabled()) { tcg_exec_realizefn(cpu, errp); } + /* Wait until cpu initialization complete before exposing cpu. */ + cpu_list_add(cpu); + + /* Plugin initialization must wait until cpu_index assigned. */ + if (tcg_enabled()) { + qemu_plugin_vcpu_init_hook(cpu); + } + #ifdef CONFIG_USER_ONLY assert(qdev_get_vmsd(DEVICE(cpu)) == NULL || qdev_get_vmsd(DEVICE(cpu))->unmigratable); diff --git a/hw/ide/macio.c b/hw/ide/macio.c index 1c15c37ec5..e604466acb 100644 --- a/hw/ide/macio.c +++ b/hw/ide/macio.c @@ -24,7 +24,6 @@ */ #include "qemu/osdep.h" -#include "hw/ppc/mac.h" #include "hw/ppc/mac_dbdma.h" #include "hw/qdev-properties.h" #include "migration/vmstate.h" diff --git a/hw/intc/heathrow_pic.c b/hw/intc/heathrow_pic.c index cb97c315da..13048a2735 100644 --- a/hw/intc/heathrow_pic.c +++ b/hw/intc/heathrow_pic.c @@ -24,7 +24,6 @@ */ #include "qemu/osdep.h" -#include "hw/ppc/mac.h" #include "migration/vmstate.h" #include "qemu/module.h" #include "hw/intc/heathrow_pic.h" diff --git a/hw/intc/openpic.c b/hw/intc/openpic.c index b0787e8ee7..c757adbe53 100644 --- a/hw/intc/openpic.c +++ b/hw/intc/openpic.c @@ -32,7 +32,6 @@ #include "qemu/osdep.h" #include "hw/irq.h" -#include "hw/ppc/mac.h" #include "hw/pci/pci.h" #include "hw/ppc/openpic.h" #include "hw/ppc/ppc_e500.h" diff --git a/hw/misc/macio/cuda.c b/hw/misc/macio/cuda.c index 1498113cfc..0d4c13319a 100644 --- a/hw/misc/macio/cuda.c +++ b/hw/misc/macio/cuda.c @@ -25,7 +25,6 @@ #include "qemu/osdep.h" #include "hw/irq.h" -#include "hw/ppc/mac.h" #include "hw/qdev-properties.h" #include "migration/vmstate.h" #include "hw/input/adb.h" diff --git a/hw/misc/macio/gpio.c b/hw/misc/macio/gpio.c index b1bcf830c3..c8ac5633b2 100644 --- a/hw/misc/macio/gpio.c +++ b/hw/misc/macio/gpio.c @@ -24,7 +24,6 @@ */ #include "qemu/osdep.h" -#include "hw/ppc/mac.h" #include "hw/qdev-properties.h" #include "migration/vmstate.h" #include "hw/misc/macio/macio.h" diff --git a/hw/misc/macio/macio.c b/hw/misc/macio/macio.c index c1fad43f6c..08dbdd7fc0 100644 --- a/hw/misc/macio/macio.c +++ b/hw/misc/macio/macio.c @@ -26,7 +26,6 @@ #include "qemu/osdep.h" #include "qapi/error.h" #include "qemu/module.h" -#include "hw/ppc/mac.h" #include "hw/misc/macio/cuda.h" #include "hw/pci/pci.h" #include "hw/ppc/mac_dbdma.h" @@ -37,8 +36,9 @@ #include "hw/intc/heathrow_pic.h" #include "trace.h" -/* Note: this code is strongly inspirated from the corresponding code - * in PearPC */ +#define ESCC_CLOCK 3686400 + +/* Note: this code is strongly inspired by the corresponding code in PearPC */ /* * The mac-io has two interfaces to the ESCC. One is called "escc-legacy", @@ -226,7 +226,7 @@ static void macio_oldworld_init(Object *obj) object_initialize_child(OBJECT(s), "nvram", &os->nvram, TYPE_MACIO_NVRAM); dev = DEVICE(&os->nvram); - qdev_prop_set_uint32(dev, "size", 0x2000); + qdev_prop_set_uint32(dev, "size", MACIO_NVRAM_SIZE); qdev_prop_set_uint32(dev, "it_shift", 4); for (i = 0; i < 2; i++) { diff --git a/hw/misc/macio/pmu.c b/hw/misc/macio/pmu.c index 336502a84b..70562ed8d0 100644 --- a/hw/misc/macio/pmu.c +++ b/hw/misc/macio/pmu.c @@ -29,7 +29,6 @@ */ #include "qemu/osdep.h" -#include "hw/ppc/mac.h" #include "hw/qdev-properties.h" #include "migration/vmstate.h" #include "hw/input/adb.h" diff --git a/hw/nvram/mac_nvram.c b/hw/nvram/mac_nvram.c index 11f2d31cdb..3d9ddda217 100644 --- a/hw/nvram/mac_nvram.c +++ b/hw/nvram/mac_nvram.c @@ -25,7 +25,7 @@ #include "qemu/osdep.h" #include "hw/nvram/chrp_nvram.h" -#include "hw/ppc/mac.h" +#include "hw/nvram/mac_nvram.h" #include "hw/qdev-properties.h" #include "migration/vmstate.h" #include "qemu/cutils.h" diff --git a/hw/pci-host/grackle.c b/hw/pci-host/grackle.c index b05facf463..95945ac0f4 100644 --- a/hw/pci-host/grackle.c +++ b/hw/pci-host/grackle.c @@ -24,8 +24,6 @@ */ #include "qemu/osdep.h" -#include "hw/pci/pci_host.h" -#include "hw/ppc/mac.h" #include "hw/qdev-properties.h" #include "hw/pci/pci.h" #include "hw/irq.h" @@ -33,18 +31,7 @@ #include "qemu/module.h" #include "trace.h" #include "qom/object.h" - -OBJECT_DECLARE_SIMPLE_TYPE(GrackleState, GRACKLE_PCI_HOST_BRIDGE) - -struct GrackleState { - PCIHostState parent_obj; - - uint32_t ofw_addr; - qemu_irq irqs[4]; - MemoryRegion pci_mmio; - MemoryRegion pci_hole; - MemoryRegion pci_io; -}; +#include "hw/pci-host/grackle.h" /* Don't know if this matches real hardware, but it agrees with OHW. */ static int pci_grackle_map_irq(PCIDevice *pci_dev, int irq_num) diff --git a/hw/pci-host/uninorth.c b/hw/pci-host/uninorth.c index d25b62d6a5..aebd44d265 100644 --- a/hw/pci-host/uninorth.c +++ b/hw/pci-host/uninorth.c @@ -24,7 +24,6 @@ #include "qemu/osdep.h" #include "hw/irq.h" -#include "hw/ppc/mac.h" #include "hw/qdev-properties.h" #include "qemu/module.h" #include "hw/pci/pci.h" diff --git a/hw/ppc/mac.h b/hw/ppc/mac.h deleted file mode 100644 index a1fa8f8e41..0000000000 --- a/hw/ppc/mac.h +++ /dev/null @@ -1,105 +0,0 @@ -/* - * QEMU PowerMac emulation shared definitions and prototypes - * - * Copyright (c) 2004-2007 Fabrice Bellard - * Copyright (c) 2007 Jocelyn Mayer - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ - -#ifndef PPC_MAC_H -#define PPC_MAC_H - -#include "qemu/units.h" -#include "exec/memory.h" -#include "hw/boards.h" -#include "hw/sysbus.h" -#include "hw/input/adb.h" -#include "hw/misc/mos6522.h" -#include "hw/pci/pci_host.h" -#include "hw/pci-host/uninorth.h" -#include "qom/object.h" - -#define NVRAM_SIZE 0x2000 -#define PROM_FILENAME "openbios-ppc" - -#define KERNEL_LOAD_ADDR 0x01000000 -#define KERNEL_GAP 0x00100000 - -#define ESCC_CLOCK 3686400 - -/* Old World IRQs */ -#define OLDWORLD_CUDA_IRQ 0x12 -#define OLDWORLD_ESCCB_IRQ 0x10 -#define OLDWORLD_ESCCA_IRQ 0xf -#define OLDWORLD_IDE0_IRQ 0xd -#define OLDWORLD_IDE0_DMA_IRQ 0x2 -#define OLDWORLD_IDE1_IRQ 0xe -#define OLDWORLD_IDE1_DMA_IRQ 0x3 - -/* New World IRQs */ -#define NEWWORLD_CUDA_IRQ 0x19 -#define NEWWORLD_PMU_IRQ 0x19 -#define NEWWORLD_ESCCB_IRQ 0x24 -#define NEWWORLD_ESCCA_IRQ 0x25 -#define NEWWORLD_IDE0_IRQ 0xd -#define NEWWORLD_IDE0_DMA_IRQ 0x2 -#define NEWWORLD_IDE1_IRQ 0xe -#define NEWWORLD_IDE1_DMA_IRQ 0x3 -#define NEWWORLD_EXTING_GPIO1 0x2f -#define NEWWORLD_EXTING_GPIO9 0x37 - -/* Core99 machine */ -#define TYPE_CORE99_MACHINE MACHINE_TYPE_NAME("mac99") -typedef struct Core99MachineState Core99MachineState; -DECLARE_INSTANCE_CHECKER(Core99MachineState, CORE99_MACHINE, - TYPE_CORE99_MACHINE) - -#define CORE99_VIA_CONFIG_CUDA 0x0 -#define CORE99_VIA_CONFIG_PMU 0x1 -#define CORE99_VIA_CONFIG_PMU_ADB 0x2 - -struct Core99MachineState { - /*< private >*/ - MachineState parent; - - uint8_t via_config; -}; - -/* Grackle PCI */ -#define TYPE_GRACKLE_PCI_HOST_BRIDGE "grackle-pcihost" - -/* Mac NVRAM */ -#define TYPE_MACIO_NVRAM "macio-nvram" -OBJECT_DECLARE_SIMPLE_TYPE(MacIONVRAMState, MACIO_NVRAM) - -struct MacIONVRAMState { - /*< private >*/ - SysBusDevice parent_obj; - /*< public >*/ - - uint32_t size; - uint32_t it_shift; - - MemoryRegion mem; - uint8_t *data; -}; - -void pmac_format_nvram_partition (MacIONVRAMState *nvr, int len); -#endif /* PPC_MAC_H */ diff --git a/hw/ppc/mac_newworld.c b/hw/ppc/mac_newworld.c index cf7eb72391..601ea518f8 100644 --- a/hw/ppc/mac_newworld.c +++ b/hw/ppc/mac_newworld.c @@ -48,10 +48,13 @@ #include "qemu/osdep.h" #include "qemu/datadir.h" +#include "qemu/units.h" #include "qapi/error.h" #include "hw/ppc/ppc.h" #include "hw/qdev-properties.h" -#include "hw/ppc/mac.h" +#include "hw/nvram/mac_nvram.h" +#include "hw/boards.h" +#include "hw/pci-host/uninorth.h" #include "hw/input/adb.h" #include "hw/ppc/mac_dbdma.h" #include "hw/pci/pci.h" @@ -80,9 +83,31 @@ #define NDRV_VGA_FILENAME "qemu_vga.ndrv" +#define PROM_FILENAME "openbios-ppc" #define PROM_BASE 0xfff00000 #define PROM_SIZE (1 * MiB) +#define KERNEL_LOAD_ADDR 0x01000000 +#define KERNEL_GAP 0x00100000 + +#define TYPE_CORE99_MACHINE MACHINE_TYPE_NAME("mac99") +typedef struct Core99MachineState Core99MachineState; +DECLARE_INSTANCE_CHECKER(Core99MachineState, CORE99_MACHINE, + TYPE_CORE99_MACHINE) + +typedef enum { + CORE99_VIA_CONFIG_CUDA = 0, + CORE99_VIA_CONFIG_PMU, + CORE99_VIA_CONFIG_PMU_ADB +} Core99ViaConfig; + +struct Core99MachineState { + /*< private >*/ + MachineState parent; + + Core99ViaConfig via_config; +}; + static void fw_cfg_boot_set(void *opaque, const char *boot_device, Error **errp) { @@ -106,45 +131,32 @@ static void ppc_core99_reset(void *opaque) /* PowerPC Mac99 hardware initialisation */ static void ppc_core99_init(MachineState *machine) { - ram_addr_t ram_size = machine->ram_size; - const char *bios_name = machine->firmware ?: PROM_FILENAME; - const char *kernel_filename = machine->kernel_filename; - const char *kernel_cmdline = machine->kernel_cmdline; - const char *initrd_filename = machine->initrd_filename; - const char *boot_device = machine->boot_config.order; Core99MachineState *core99_machine = CORE99_MACHINE(machine); PowerPCCPU *cpu = NULL; CPUPPCState *env = NULL; char *filename; IrqLines *openpic_irqs; - int linux_boot, i, j, k; + int i, j, k, ppc_boot_device, machine_arch, bios_size = -1; + const char *bios_name = machine->firmware ?: PROM_FILENAME; MemoryRegion *bios = g_new(MemoryRegion, 1); - hwaddr kernel_base, initrd_base, cmdline_base = 0; - long kernel_size, initrd_size; - UNINHostState *uninorth_pci; + hwaddr kernel_base = 0, initrd_base = 0, cmdline_base = 0; + long kernel_size = 0, initrd_size = 0; PCIBus *pci_bus; - PCIDevice *macio; - ESCCState *escc; bool has_pmu, has_adb; + Object *macio; MACIOIDEState *macio_ide; BusState *adb_bus; MacIONVRAMState *nvr; - int bios_size; - int ppc_boot_device; DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS]; void *fw_cfg; - int machine_arch; SysBusDevice *s; - DeviceState *dev, *pic_dev; + DeviceState *dev, *pic_dev, *uninorth_pci_dev; DeviceState *uninorth_internal_dev = NULL, *uninorth_agp_dev = NULL; hwaddr nvram_addr = 0xFFF04000; - uint64_t tbfreq; - unsigned int smp_cpus = machine->smp.cpus; - - linux_boot = (kernel_filename != NULL); + uint64_t tbfreq = kvm_enabled() ? kvmppc_get_tbfreq() : TBFREQ; /* init CPUs */ - for (i = 0; i < smp_cpus; i++) { + for (i = 0; i < machine->smp.cpus; i++) { cpu = POWERPC_CPU(cpu_create(machine->cpu_type)); env = &cpu->env; @@ -176,68 +188,62 @@ static void ppc_core99_init(MachineState *machine) bios_size = load_image_targphys(filename, PROM_BASE, PROM_SIZE); } g_free(filename); - } else { - bios_size = -1; } if (bios_size < 0 || bios_size > PROM_SIZE) { error_report("could not load PowerPC bios '%s'", bios_name); exit(1); } - if (linux_boot) { - int bswap_needed; + if (machine->kernel_filename) { + int bswap_needed = 0; #ifdef BSWAP_NEEDED bswap_needed = 1; -#else - bswap_needed = 0; #endif kernel_base = KERNEL_LOAD_ADDR; - - kernel_size = load_elf(kernel_filename, NULL, + kernel_size = load_elf(machine->kernel_filename, NULL, translate_kernel_address, NULL, NULL, NULL, NULL, NULL, 1, PPC_ELF_MACHINE, 0, 0); - if (kernel_size < 0) - kernel_size = load_aout(kernel_filename, kernel_base, - ram_size - kernel_base, bswap_needed, - TARGET_PAGE_SIZE); - if (kernel_size < 0) - kernel_size = load_image_targphys(kernel_filename, + if (kernel_size < 0) { + kernel_size = load_aout(machine->kernel_filename, kernel_base, + machine->ram_size - kernel_base, + bswap_needed, TARGET_PAGE_SIZE); + } + if (kernel_size < 0) { + kernel_size = load_image_targphys(machine->kernel_filename, kernel_base, - ram_size - kernel_base); + machine->ram_size - kernel_base); + } if (kernel_size < 0) { - error_report("could not load kernel '%s'", kernel_filename); + error_report("could not load kernel '%s'", + machine->kernel_filename); exit(1); } /* load initrd */ - if (initrd_filename) { + if (machine->initrd_filename) { initrd_base = TARGET_PAGE_ALIGN(kernel_base + kernel_size + KERNEL_GAP); - initrd_size = load_image_targphys(initrd_filename, initrd_base, - ram_size - initrd_base); + initrd_size = load_image_targphys(machine->initrd_filename, + initrd_base, + machine->ram_size - initrd_base); if (initrd_size < 0) { error_report("could not load initial ram disk '%s'", - initrd_filename); + machine->initrd_filename); exit(1); } cmdline_base = TARGET_PAGE_ALIGN(initrd_base + initrd_size); } else { - initrd_base = 0; - initrd_size = 0; cmdline_base = TARGET_PAGE_ALIGN(kernel_base + kernel_size + KERNEL_GAP); } ppc_boot_device = 'm'; } else { - kernel_base = 0; - kernel_size = 0; - initrd_base = 0; - initrd_size = 0; ppc_boot_device = '\0'; /* We consider that NewWorld PowerMac never have any floppy drive * For now, OHW cannot boot from the network. */ - for (i = 0; boot_device[i] != '\0'; i++) { - if (boot_device[i] >= 'c' && boot_device[i] <= 'f') { - ppc_boot_device = boot_device[i]; + for (i = 0; machine->boot_config.order[i] != '\0'; i++) { + if (machine->boot_config.order[i] >= 'c' && + machine->boot_config.order[i] <= 'f') { + ppc_boot_device = machine->boot_config.order[i]; break; } } @@ -247,45 +253,39 @@ static void ppc_core99_init(MachineState *machine) } } - /* UniN init */ - dev = qdev_new(TYPE_UNI_NORTH); - s = SYS_BUS_DEVICE(dev); - sysbus_realize_and_unref(s, &error_fatal); - memory_region_add_subregion(get_system_memory(), 0xf8000000, - sysbus_mmio_get_region(s, 0)); - - openpic_irqs = g_new0(IrqLines, smp_cpus); - for (i = 0; i < smp_cpus; i++) { + openpic_irqs = g_new0(IrqLines, machine->smp.cpus); + dev = DEVICE(cpu); + for (i = 0; i < machine->smp.cpus; i++) { /* Mac99 IRQ connection between OpenPIC outputs pins * and PowerPC input pins */ switch (PPC_INPUT(env)) { case PPC_FLAGS_INPUT_6xx: openpic_irqs[i].irq[OPENPIC_OUTPUT_INT] = - qdev_get_gpio_in(DEVICE(cpu), PPC6xx_INPUT_INT); + qdev_get_gpio_in(dev, PPC6xx_INPUT_INT); openpic_irqs[i].irq[OPENPIC_OUTPUT_CINT] = - qdev_get_gpio_in(DEVICE(cpu), PPC6xx_INPUT_INT); + qdev_get_gpio_in(dev, PPC6xx_INPUT_INT); openpic_irqs[i].irq[OPENPIC_OUTPUT_MCK] = - qdev_get_gpio_in(DEVICE(cpu), PPC6xx_INPUT_MCP); + qdev_get_gpio_in(dev, PPC6xx_INPUT_MCP); /* Not connected ? */ openpic_irqs[i].irq[OPENPIC_OUTPUT_DEBUG] = NULL; /* Check this */ openpic_irqs[i].irq[OPENPIC_OUTPUT_RESET] = - qdev_get_gpio_in(DEVICE(cpu), PPC6xx_INPUT_HRESET); + qdev_get_gpio_in(dev, PPC6xx_INPUT_HRESET); break; #if defined(TARGET_PPC64) case PPC_FLAGS_INPUT_970: openpic_irqs[i].irq[OPENPIC_OUTPUT_INT] = - qdev_get_gpio_in(DEVICE(cpu), PPC970_INPUT_INT); + qdev_get_gpio_in(dev, PPC970_INPUT_INT); openpic_irqs[i].irq[OPENPIC_OUTPUT_CINT] = - qdev_get_gpio_in(DEVICE(cpu), PPC970_INPUT_INT); + qdev_get_gpio_in(dev, PPC970_INPUT_INT); openpic_irqs[i].irq[OPENPIC_OUTPUT_MCK] = - qdev_get_gpio_in(DEVICE(cpu), PPC970_INPUT_MCP); + qdev_get_gpio_in(dev, PPC970_INPUT_MCP); /* Not connected ? */ openpic_irqs[i].irq[OPENPIC_OUTPUT_DEBUG] = NULL; /* Check this */ openpic_irqs[i].irq[OPENPIC_OUTPUT_RESET] = - qdev_get_gpio_in(DEVICE(cpu), PPC970_INPUT_HRESET); + qdev_get_gpio_in(dev, PPC970_INPUT_HRESET); break; #endif /* defined(TARGET_PPC64) */ default: @@ -294,24 +294,29 @@ static void ppc_core99_init(MachineState *machine) } } + /* UniN init */ + s = SYS_BUS_DEVICE(qdev_new(TYPE_UNI_NORTH)); + sysbus_realize_and_unref(s, &error_fatal); + memory_region_add_subregion(get_system_memory(), 0xf8000000, + sysbus_mmio_get_region(s, 0)); + if (PPC_INPUT(env) == PPC_FLAGS_INPUT_970) { + machine_arch = ARCH_MAC99_U3; /* 970 gets a U3 bus */ /* Uninorth AGP bus */ - dev = qdev_new(TYPE_U3_AGP_HOST_BRIDGE); - sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); - uninorth_pci = U3_AGP_HOST_BRIDGE(dev); - s = SYS_BUS_DEVICE(dev); + uninorth_pci_dev = qdev_new(TYPE_U3_AGP_HOST_BRIDGE); + s = SYS_BUS_DEVICE(uninorth_pci_dev); + sysbus_realize_and_unref(s, &error_fatal); + sysbus_mmio_map(s, 0, 0xf0800000); + sysbus_mmio_map(s, 1, 0xf0c00000); /* PCI hole */ - memory_region_add_subregion(get_system_memory(), 0x80000000ULL, + memory_region_add_subregion(get_system_memory(), 0x80000000, sysbus_mmio_get_region(s, 2)); /* Register 8 MB of ISA IO space */ memory_region_add_subregion(get_system_memory(), 0xf2000000, sysbus_mmio_get_region(s, 3)); - sysbus_mmio_map(s, 0, 0xf0800000); - sysbus_mmio_map(s, 1, 0xf0c00000); - - machine_arch = ARCH_MAC99_U3; } else { + machine_arch = ARCH_MAC99; /* Use values found on a real PowerMac */ /* Uninorth AGP bus */ uninorth_agp_dev = qdev_new(TYPE_UNI_NORTH_AGP_HOST_BRIDGE); @@ -328,22 +333,19 @@ static void ppc_core99_init(MachineState *machine) sysbus_mmio_map(s, 0, 0xf4800000); sysbus_mmio_map(s, 1, 0xf4c00000); - /* Uninorth main bus */ - dev = qdev_new(TYPE_UNI_NORTH_PCI_HOST_BRIDGE); - qdev_prop_set_uint32(dev, "ofw-addr", 0xf2000000); - sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); - uninorth_pci = UNI_NORTH_PCI_HOST_BRIDGE(dev); - s = SYS_BUS_DEVICE(dev); + /* Uninorth main bus - this must be last to make it the default */ + uninorth_pci_dev = qdev_new(TYPE_UNI_NORTH_PCI_HOST_BRIDGE); + qdev_prop_set_uint32(uninorth_pci_dev, "ofw-addr", 0xf2000000); + s = SYS_BUS_DEVICE(uninorth_pci_dev); + sysbus_realize_and_unref(s, &error_fatal); + sysbus_mmio_map(s, 0, 0xf2800000); + sysbus_mmio_map(s, 1, 0xf2c00000); /* PCI hole */ - memory_region_add_subregion(get_system_memory(), 0x80000000ULL, + memory_region_add_subregion(get_system_memory(), 0x80000000, sysbus_mmio_get_region(s, 2)); /* Register 8 MB of ISA IO space */ memory_region_add_subregion(get_system_memory(), 0xf2000000, sysbus_mmio_get_region(s, 3)); - sysbus_mmio_map(s, 0, 0xf2800000); - sysbus_mmio_map(s, 1, 0xf2c00000); - - machine_arch = ARCH_MAC99; } machine->usb |= defaults_enabled() && !machine->usb_disabled; @@ -351,32 +353,25 @@ static void ppc_core99_init(MachineState *machine) has_adb = (core99_machine->via_config == CORE99_VIA_CONFIG_CUDA || core99_machine->via_config == CORE99_VIA_CONFIG_PMU_ADB); - /* Timebase Frequency */ - if (kvm_enabled()) { - tbfreq = kvmppc_get_tbfreq(); - } else { - tbfreq = TBFREQ; - } - /* init basic PC hardware */ - pci_bus = PCI_HOST_BRIDGE(uninorth_pci)->bus; + pci_bus = PCI_HOST_BRIDGE(uninorth_pci_dev)->bus; /* MacIO */ - macio = pci_new(-1, TYPE_NEWWORLD_MACIO); + macio = OBJECT(pci_new(-1, TYPE_NEWWORLD_MACIO)); dev = DEVICE(macio); qdev_prop_set_uint64(dev, "frequency", tbfreq); qdev_prop_set_bit(dev, "has-pmu", has_pmu); qdev_prop_set_bit(dev, "has-adb", has_adb); - escc = ESCC(object_resolve_path_component(OBJECT(macio), "escc")); - qdev_prop_set_chr(DEVICE(escc), "chrA", serial_hd(0)); - qdev_prop_set_chr(DEVICE(escc), "chrB", serial_hd(1)); + dev = DEVICE(object_resolve_path_component(macio, "escc")); + qdev_prop_set_chr(dev, "chrA", serial_hd(0)); + qdev_prop_set_chr(dev, "chrB", serial_hd(1)); - pci_realize_and_unref(macio, pci_bus, &error_fatal); + pci_realize_and_unref(PCI_DEVICE(macio), pci_bus, &error_fatal); - pic_dev = DEVICE(object_resolve_path_component(OBJECT(macio), "pic")); + pic_dev = DEVICE(object_resolve_path_component(macio, "pic")); for (i = 0; i < 4; i++) { - qdev_connect_gpio_out(DEVICE(uninorth_pci), i, + qdev_connect_gpio_out(uninorth_pci_dev, i, qdev_get_gpio_in(pic_dev, 0x1b + i)); } @@ -398,7 +393,7 @@ static void ppc_core99_init(MachineState *machine) /* OpenPIC */ s = SYS_BUS_DEVICE(pic_dev); k = 0; - for (i = 0; i < smp_cpus; i++) { + for (i = 0; i < machine->smp.cpus; i++) { for (j = 0; j < OPENPIC_OUTPUT_NB; j++) { sysbus_connect_irq(s, k++, openpic_irqs[i].irq[j]); } @@ -408,19 +403,17 @@ static void ppc_core99_init(MachineState *machine) /* We only emulate 2 out of 3 IDE controllers for now */ ide_drive_get(hd, ARRAY_SIZE(hd)); - macio_ide = MACIO_IDE(object_resolve_path_component(OBJECT(macio), - "ide[0]")); + macio_ide = MACIO_IDE(object_resolve_path_component(macio, "ide[0]")); macio_ide_init_drives(macio_ide, hd); - macio_ide = MACIO_IDE(object_resolve_path_component(OBJECT(macio), - "ide[1]")); + macio_ide = MACIO_IDE(object_resolve_path_component(macio, "ide[1]")); macio_ide_init_drives(macio_ide, &hd[MAX_IDE_DEVS]); if (has_adb) { if (has_pmu) { - dev = DEVICE(object_resolve_path_component(OBJECT(macio), "pmu")); + dev = DEVICE(object_resolve_path_component(macio, "pmu")); } else { - dev = DEVICE(object_resolve_path_component(OBJECT(macio), "cuda")); + dev = DEVICE(object_resolve_path_component(macio, "cuda")); } adb_bus = qdev_get_child_bus(dev, "adb.0"); @@ -461,12 +454,12 @@ static void ppc_core99_init(MachineState *machine) nvram_addr = 0xFFE00000; } dev = qdev_new(TYPE_MACIO_NVRAM); - qdev_prop_set_uint32(dev, "size", 0x2000); + qdev_prop_set_uint32(dev, "size", MACIO_NVRAM_SIZE); qdev_prop_set_uint32(dev, "it_shift", 1); sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, nvram_addr); nvr = MACIO_NVRAM(dev); - pmac_format_nvram_partition(nvr, 0x2000); + pmac_format_nvram_partition(nvr, MACIO_NVRAM_SIZE); /* No PCI init: the BIOS will do it */ dev = qdev_new(TYPE_FW_CFG_MEM); @@ -480,15 +473,16 @@ static void ppc_core99_init(MachineState *machine) sysbus_mmio_map(s, 0, CFG_ADDR); sysbus_mmio_map(s, 1, CFG_ADDR + 2); - fw_cfg_add_i16(fw_cfg, FW_CFG_NB_CPUS, (uint16_t)smp_cpus); + fw_cfg_add_i16(fw_cfg, FW_CFG_NB_CPUS, (uint16_t)machine->smp.cpus); fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)machine->smp.max_cpus); - fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size); + fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)machine->ram_size); fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, machine_arch); fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_base); fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size); - if (kernel_cmdline) { + if (machine->kernel_cmdline) { fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, cmdline_base); - pstrcpy_targphys("cmdline", cmdline_base, TARGET_PAGE_SIZE, kernel_cmdline); + pstrcpy_targphys("cmdline", cmdline_base, TARGET_PAGE_SIZE, + machine->kernel_cmdline); } else { fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0); } diff --git a/hw/ppc/mac_oldworld.c b/hw/ppc/mac_oldworld.c index 03732ca7ed..558c639202 100644 --- a/hw/ppc/mac_oldworld.c +++ b/hw/ppc/mac_oldworld.c @@ -30,13 +30,14 @@ #include "qapi/error.h" #include "hw/ppc/ppc.h" #include "hw/qdev-properties.h" -#include "mac.h" +#include "hw/boards.h" #include "hw/input/adb.h" #include "sysemu/sysemu.h" #include "net/net.h" #include "hw/isa/isa.h" #include "hw/pci/pci.h" #include "hw/pci/pci_host.h" +#include "hw/pci-host/grackle.h" #include "hw/nvram/fw_cfg.h" #include "hw/char/escc.h" #include "hw/misc/macio/macio.h" @@ -56,10 +57,15 @@ #define NDRV_VGA_FILENAME "qemu_vga.ndrv" -#define GRACKLE_BASE 0xfec00000 +#define PROM_FILENAME "openbios-ppc" #define PROM_BASE 0xffc00000 #define PROM_SIZE (4 * MiB) +#define KERNEL_LOAD_ADDR 0x01000000 +#define KERNEL_GAP 0x00100000 + +#define GRACKLE_BASE 0xfec00000 + static void fw_cfg_boot_set(void *opaque, const char *boot_device, Error **errp) { @@ -80,33 +86,28 @@ static void ppc_heathrow_reset(void *opaque) static void ppc_heathrow_init(MachineState *machine) { - ram_addr_t ram_size = machine->ram_size; const char *bios_name = machine->firmware ?: PROM_FILENAME; - const char *boot_device = machine->boot_config.order; PowerPCCPU *cpu = NULL; CPUPPCState *env = NULL; char *filename; - int i; + int i, bios_size = -1; MemoryRegion *bios = g_new(MemoryRegion, 1); - uint32_t kernel_base, initrd_base, cmdline_base = 0; - int32_t kernel_size, initrd_size; + uint64_t bios_addr; + uint32_t kernel_base = 0, initrd_base = 0, cmdline_base = 0; + int32_t kernel_size = 0, initrd_size = 0; PCIBus *pci_bus; - PCIDevice *macio; + Object *macio; MACIOIDEState *macio_ide; - ESCCState *escc; SysBusDevice *s; DeviceState *dev, *pic_dev, *grackle_dev; BusState *adb_bus; - uint64_t bios_addr; - int bios_size; - unsigned int smp_cpus = machine->smp.cpus; uint16_t ppc_boot_device; DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS]; void *fw_cfg; - uint64_t tbfreq; + uint64_t tbfreq = kvm_enabled() ? kvmppc_get_tbfreq() : TBFREQ; /* init CPUs */ - for (i = 0; i < smp_cpus; i++) { + for (i = 0; i < machine->smp.cpus; i++) { cpu = POWERPC_CPU(cpu_create(machine->cpu_type)); env = &cpu->env; @@ -116,9 +117,9 @@ static void ppc_heathrow_init(MachineState *machine) } /* allocate RAM */ - if (ram_size > 2047 * MiB) { + if (machine->ram_size > 2047 * MiB) { error_report("Too much memory for this machine: %" PRId64 " MB, " - "maximum 2047 MB", ram_size / MiB); + "maximum 2047 MB", machine->ram_size / MiB); exit(1); } @@ -143,8 +144,6 @@ static void ppc_heathrow_init(MachineState *machine) bios_addr = PROM_BASE; } g_free(filename); - } else { - bios_size = -1; } if (bios_size < 0 || bios_addr - PROM_BASE + bios_size > PROM_SIZE) { error_report("could not load PowerPC bios '%s'", bios_name); @@ -152,25 +151,25 @@ static void ppc_heathrow_init(MachineState *machine) } if (machine->kernel_filename) { - int bswap_needed; + int bswap_needed = 0; #ifdef BSWAP_NEEDED bswap_needed = 1; -#else - bswap_needed = 0; #endif kernel_base = KERNEL_LOAD_ADDR; kernel_size = load_elf(machine->kernel_filename, NULL, translate_kernel_address, NULL, NULL, NULL, NULL, NULL, 1, PPC_ELF_MACHINE, 0, 0); - if (kernel_size < 0) + if (kernel_size < 0) { kernel_size = load_aout(machine->kernel_filename, kernel_base, - ram_size - kernel_base, bswap_needed, - TARGET_PAGE_SIZE); - if (kernel_size < 0) + machine->ram_size - kernel_base, + bswap_needed, TARGET_PAGE_SIZE); + } + if (kernel_size < 0) { kernel_size = load_image_targphys(machine->kernel_filename, kernel_base, - ram_size - kernel_base); + machine->ram_size - kernel_base); + } if (kernel_size < 0) { error_report("could not load kernel '%s'", machine->kernel_filename); @@ -182,7 +181,7 @@ static void ppc_heathrow_init(MachineState *machine) KERNEL_GAP); initrd_size = load_image_targphys(machine->initrd_filename, initrd_base, - ram_size - initrd_base); + machine->ram_size - initrd_base); if (initrd_size < 0) { error_report("could not load initial ram disk '%s'", machine->initrd_filename); @@ -190,30 +189,27 @@ static void ppc_heathrow_init(MachineState *machine) } cmdline_base = TARGET_PAGE_ALIGN(initrd_base + initrd_size); } else { - initrd_base = 0; - initrd_size = 0; cmdline_base = TARGET_PAGE_ALIGN(kernel_base + kernel_size + KERNEL_GAP); } ppc_boot_device = 'm'; } else { - kernel_base = 0; - kernel_size = 0; - initrd_base = 0; - initrd_size = 0; ppc_boot_device = '\0'; - for (i = 0; boot_device[i] != '\0'; i++) { - /* TOFIX: for now, the second IDE channel is not properly + for (i = 0; machine->boot_config.order[i] != '\0'; i++) { + /* + * TOFIX: for now, the second IDE channel is not properly * used by OHW. The Mac floppy disk are not emulated. * For now, OHW cannot boot from the network. */ #if 0 - if (boot_device[i] >= 'a' && boot_device[i] <= 'f') { - ppc_boot_device = boot_device[i]; + if (machine->boot_config.order[i] >= 'a' && + machine->boot_config.order[i] <= 'f') { + ppc_boot_device = machine->boot_config.order[i]; break; } #else - if (boot_device[i] >= 'c' && boot_device[i] <= 'd') { - ppc_boot_device = boot_device[i]; + if (machine->boot_config.order[i] >= 'c' && + machine->boot_config.order[i] <= 'd') { + ppc_boot_device = machine->boot_config.order[i]; break; } #endif @@ -224,13 +220,6 @@ static void ppc_heathrow_init(MachineState *machine) } } - /* Timebase Frequency */ - if (kvm_enabled()) { - tbfreq = kvmppc_get_tbfreq(); - } else { - tbfreq = TBFREQ; - } - /* Grackle PCI host bridge */ grackle_dev = qdev_new(TYPE_GRACKLE_PCI_HOST_BRIDGE); qdev_prop_set_uint32(grackle_dev, "ofw-addr", 0x80000000); @@ -249,24 +238,23 @@ static void ppc_heathrow_init(MachineState *machine) pci_bus = PCI_HOST_BRIDGE(grackle_dev)->bus; /* MacIO */ - macio = pci_new(PCI_DEVFN(16, 0), TYPE_OLDWORLD_MACIO); - dev = DEVICE(macio); - qdev_prop_set_uint64(dev, "frequency", tbfreq); + macio = OBJECT(pci_new(PCI_DEVFN(16, 0), TYPE_OLDWORLD_MACIO)); + qdev_prop_set_uint64(DEVICE(macio), "frequency", tbfreq); - escc = ESCC(object_resolve_path_component(OBJECT(macio), "escc")); - qdev_prop_set_chr(DEVICE(escc), "chrA", serial_hd(0)); - qdev_prop_set_chr(DEVICE(escc), "chrB", serial_hd(1)); + dev = DEVICE(object_resolve_path_component(macio, "escc")); + qdev_prop_set_chr(dev, "chrA", serial_hd(0)); + qdev_prop_set_chr(dev, "chrB", serial_hd(1)); - pci_realize_and_unref(macio, pci_bus, &error_fatal); + pci_realize_and_unref(PCI_DEVICE(macio), pci_bus, &error_fatal); - pic_dev = DEVICE(object_resolve_path_component(OBJECT(macio), "pic")); + pic_dev = DEVICE(object_resolve_path_component(macio, "pic")); for (i = 0; i < 4; i++) { qdev_connect_gpio_out(grackle_dev, i, qdev_get_gpio_in(pic_dev, 0x15 + i)); } /* Connect the heathrow PIC outputs to the 6xx bus */ - for (i = 0; i < smp_cpus; i++) { + for (i = 0; i < machine->smp.cpus; i++) { switch (PPC_INPUT(env)) { case PPC_FLAGS_INPUT_6xx: /* XXX: we register only 1 output pin for heathrow PIC */ @@ -287,16 +275,14 @@ static void ppc_heathrow_init(MachineState *machine) /* MacIO IDE */ ide_drive_get(hd, ARRAY_SIZE(hd)); - macio_ide = MACIO_IDE(object_resolve_path_component(OBJECT(macio), - "ide[0]")); + macio_ide = MACIO_IDE(object_resolve_path_component(macio, "ide[0]")); macio_ide_init_drives(macio_ide, hd); - macio_ide = MACIO_IDE(object_resolve_path_component(OBJECT(macio), - "ide[1]")); + macio_ide = MACIO_IDE(object_resolve_path_component(macio, "ide[1]")); macio_ide_init_drives(macio_ide, &hd[MAX_IDE_DEVS]); /* MacIO CUDA/ADB */ - dev = DEVICE(object_resolve_path_component(OBJECT(macio), "cuda")); + dev = DEVICE(object_resolve_path_component(macio, "cuda")); adb_bus = qdev_get_child_bus(dev, "adb.0"); dev = qdev_new(TYPE_ADB_KEYBOARD); qdev_realize_and_unref(dev, adb_bus, &error_fatal); @@ -307,8 +293,9 @@ static void ppc_heathrow_init(MachineState *machine) pci_create_simple(pci_bus, -1, "pci-ohci"); } - if (graphic_depth != 15 && graphic_depth != 32 && graphic_depth != 8) + if (graphic_depth != 15 && graphic_depth != 32 && graphic_depth != 8) { graphic_depth = 15; + } /* No PCI init: the BIOS will do it */ @@ -323,9 +310,9 @@ static void ppc_heathrow_init(MachineState *machine) sysbus_mmio_map(s, 0, CFG_ADDR); sysbus_mmio_map(s, 1, CFG_ADDR + 2); - fw_cfg_add_i16(fw_cfg, FW_CFG_NB_CPUS, (uint16_t)smp_cpus); + fw_cfg_add_i16(fw_cfg, FW_CFG_NB_CPUS, (uint16_t)machine->smp.cpus); fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)machine->smp.max_cpus); - fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size); + fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)machine->ram_size); fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, ARCH_HEATHROW); fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_base); fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size); diff --git a/include/exec/exec-all.h b/include/exec/exec-all.h index e948992a80..9b7bfbf09a 100644 --- a/include/exec/exec-all.h +++ b/include/exec/exec-all.h @@ -40,19 +40,29 @@ typedef ram_addr_t tb_page_addr_t; #endif /** + * cpu_unwind_state_data: + * @cpu: the cpu context + * @host_pc: the host pc within the translation + * @data: output data + * + * Attempt to load the the unwind state for a host pc occurring in + * translated code. If @host_pc is not in translated code, the + * function returns false; otherwise @data is loaded. + * This is the same unwind info as given to restore_state_to_opc. + */ +bool cpu_unwind_state_data(CPUState *cpu, uintptr_t host_pc, uint64_t *data); + +/** * cpu_restore_state: - * @cpu: the vCPU state is to be restore to - * @searched_pc: the host PC the fault occurred at - * @will_exit: true if the TB executed will be interrupted after some - cpu adjustments. Required for maintaining the correct - icount valus + * @cpu: the cpu context + * @host_pc: the host pc within the translation * @return: true if state was restored, false otherwise * * Attempt to restore the state for a fault occurring in translated - * code. If the searched_pc is not in translated code no state is + * code. If @host_pc is not in translated code no state is * restored and the function returns false. */ -bool cpu_restore_state(CPUState *cpu, uintptr_t searched_pc, bool will_exit); +bool cpu_restore_state(CPUState *cpu, uintptr_t host_pc); G_NORETURN void cpu_loop_exit_noexc(CPUState *cpu); G_NORETURN void cpu_loop_exit(CPUState *cpu); diff --git a/include/hw/misc/macio/macio.h b/include/hw/misc/macio/macio.h index 6c05f3bfd2..95d30a1745 100644 --- a/include/hw/misc/macio/macio.h +++ b/include/hw/misc/macio/macio.h @@ -33,11 +33,32 @@ #include "hw/misc/macio/cuda.h" #include "hw/misc/macio/gpio.h" #include "hw/misc/macio/pmu.h" -#include "hw/ppc/mac.h" +#include "hw/nvram/mac_nvram.h" #include "hw/ppc/mac_dbdma.h" #include "hw/ppc/openpic.h" #include "qom/object.h" +/* Old World IRQs */ +#define OLDWORLD_CUDA_IRQ 0x12 +#define OLDWORLD_ESCCB_IRQ 0x10 +#define OLDWORLD_ESCCA_IRQ 0xf +#define OLDWORLD_IDE0_IRQ 0xd +#define OLDWORLD_IDE0_DMA_IRQ 0x2 +#define OLDWORLD_IDE1_IRQ 0xe +#define OLDWORLD_IDE1_DMA_IRQ 0x3 + +/* New World IRQs */ +#define NEWWORLD_CUDA_IRQ 0x19 +#define NEWWORLD_PMU_IRQ 0x19 +#define NEWWORLD_ESCCB_IRQ 0x24 +#define NEWWORLD_ESCCA_IRQ 0x25 +#define NEWWORLD_IDE0_IRQ 0xd +#define NEWWORLD_IDE0_DMA_IRQ 0x2 +#define NEWWORLD_IDE1_IRQ 0xe +#define NEWWORLD_IDE1_DMA_IRQ 0x3 +#define NEWWORLD_EXTING_GPIO1 0x2f +#define NEWWORLD_EXTING_GPIO9 0x37 + /* MacIO virtual bus */ #define TYPE_MACIO_BUS "macio-bus" OBJECT_DECLARE_SIMPLE_TYPE(MacIOBusState, MACIO_BUS) diff --git a/include/hw/nvram/mac_nvram.h b/include/hw/nvram/mac_nvram.h new file mode 100644 index 0000000000..b780aca470 --- /dev/null +++ b/include/hw/nvram/mac_nvram.h @@ -0,0 +1,51 @@ +/* + * PowerMac NVRAM emulation + * + * Copyright (c) 2004-2007 Fabrice Bellard + * Copyright (c) 2007 Jocelyn Mayer + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#ifndef MAC_NVRAM_H +#define MAC_NVRAM_H + +#include "exec/memory.h" +#include "hw/sysbus.h" + +#define MACIO_NVRAM_SIZE 0x2000 + +#define TYPE_MACIO_NVRAM "macio-nvram" +OBJECT_DECLARE_SIMPLE_TYPE(MacIONVRAMState, MACIO_NVRAM) + +struct MacIONVRAMState { + /*< private >*/ + SysBusDevice parent_obj; + /*< public >*/ + + uint32_t size; + uint32_t it_shift; + + MemoryRegion mem; + uint8_t *data; +}; + +void pmac_format_nvram_partition(MacIONVRAMState *nvr, int len); + +#endif /* MAC_NVRAM_H */ diff --git a/include/hw/pci-host/grackle.h b/include/hw/pci-host/grackle.h new file mode 100644 index 0000000000..7ad3a779f0 --- /dev/null +++ b/include/hw/pci-host/grackle.h @@ -0,0 +1,44 @@ +/* + * QEMU Grackle PCI host (heathrow OldWorld PowerMac) + * + * Copyright (c) 2006-2007 Fabrice Bellard + * Copyright (c) 2007 Jocelyn Mayer + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#ifndef GRACKLE_H +#define GRACKLE_H + +#include "hw/pci/pci_host.h" + +#define TYPE_GRACKLE_PCI_HOST_BRIDGE "grackle-pcihost" +OBJECT_DECLARE_SIMPLE_TYPE(GrackleState, GRACKLE_PCI_HOST_BRIDGE) + +struct GrackleState { + PCIHostState parent_obj; + + uint32_t ofw_addr; + qemu_irq irqs[4]; + MemoryRegion pci_mmio; + MemoryRegion pci_hole; + MemoryRegion pci_io; +}; + +#endif diff --git a/meson.build b/meson.build index 1c1afcc9b8..d809d51791 100644 --- a/meson.build +++ b/meson.build @@ -49,7 +49,7 @@ qapi_trace_events = [] bsd_oses = ['gnu/kfreebsd', 'freebsd', 'netbsd', 'openbsd', 'dragonfly', 'darwin'] supported_oses = ['windows', 'freebsd', 'netbsd', 'openbsd', 'darwin', 'sunos', 'linux'] supported_cpus = ['ppc', 'ppc64', 's390x', 'riscv', 'x86', 'x86_64', - 'arm', 'aarch64', 'loongarch64', 'mips', 'mips64', 'sparc', 'sparc64'] + 'arm', 'aarch64', 'loongarch64', 'mips', 'mips64', 'sparc64'] cpu = host_machine.cpu_family() @@ -469,8 +469,6 @@ if get_option('tcg').allowed() endif if get_option('tcg_interpreter') tcg_arch = 'tci' - elif host_arch == 'sparc64' - tcg_arch = 'sparc' elif host_arch == 'x86_64' tcg_arch = 'i386' elif host_arch == 'ppc64' diff --git a/target/alpha/helper.c b/target/alpha/helper.c index a5a389b5a3..970c869771 100644 --- a/target/alpha/helper.c +++ b/target/alpha/helper.c @@ -532,7 +532,7 @@ G_NORETURN void dynamic_excp(CPUAlphaState *env, uintptr_t retaddr, cs->exception_index = excp; env->error_code = error; if (retaddr) { - cpu_restore_state(cs, retaddr, true); + cpu_restore_state(cs, retaddr); /* Floating-point exceptions (our only users) point to the next PC. */ env->pc += 4; } diff --git a/target/alpha/mem_helper.c b/target/alpha/mem_helper.c index 47283a0612..a39b52c5dd 100644 --- a/target/alpha/mem_helper.c +++ b/target/alpha/mem_helper.c @@ -28,7 +28,7 @@ static void do_unaligned_access(CPUAlphaState *env, vaddr addr, uintptr_t retadd uint64_t pc; uint32_t insn; - cpu_restore_state(env_cpu(env), retaddr, true); + cpu_restore_state(env_cpu(env), retaddr); pc = env->pc; insn = cpu_ldl_code(env, pc); diff --git a/target/arm/op_helper.c b/target/arm/op_helper.c index c5bde1cfcc..70672bcd9f 100644 --- a/target/arm/op_helper.c +++ b/target/arm/op_helper.c @@ -78,7 +78,7 @@ void raise_exception_ra(CPUARMState *env, uint32_t excp, uint32_t syndrome, * we must restore CPU state here before setting the syndrome * the caller passed us, and cannot use cpu_loop_exit_restore(). */ - cpu_restore_state(cs, ra, true); + cpu_restore_state(cs, ra); raise_exception(env, excp, syndrome, target_el); } diff --git a/target/arm/tlb_helper.c b/target/arm/tlb_helper.c index 69b0dc69df..0f4f4fc809 100644 --- a/target/arm/tlb_helper.c +++ b/target/arm/tlb_helper.c @@ -156,7 +156,7 @@ void arm_cpu_do_unaligned_access(CPUState *cs, vaddr vaddr, ARMMMUFaultInfo fi = {}; /* now we have a real cpu fault */ - cpu_restore_state(cs, retaddr, true); + cpu_restore_state(cs, retaddr); fi.type = ARMFault_Alignment; arm_deliver_fault(cpu, vaddr, access_type, mmu_idx, &fi); @@ -196,7 +196,7 @@ void arm_cpu_do_transaction_failed(CPUState *cs, hwaddr physaddr, ARMMMUFaultInfo fi = {}; /* now we have a real cpu fault */ - cpu_restore_state(cs, retaddr, true); + cpu_restore_state(cs, retaddr); fi.ea = arm_extabort_type(response); fi.type = ARMFault_SyncExternal; @@ -252,7 +252,7 @@ bool arm_cpu_tlb_fill(CPUState *cs, vaddr address, int size, return false; } else { /* now we have a real cpu fault */ - cpu_restore_state(cs, retaddr, true); + cpu_restore_state(cs, retaddr); arm_deliver_fault(cpu, address, access_type, mmu_idx, fi); } } @@ -271,7 +271,7 @@ void arm_cpu_record_sigsegv(CPUState *cs, vaddr addr, * We report both ESR and FAR to signal handlers. * For now, it's easiest to deliver the fault normally. */ - cpu_restore_state(cs, ra, true); + cpu_restore_state(cs, ra); arm_deliver_fault(cpu, addr, access_type, MMU_USER_IDX, &fi); } diff --git a/target/cris/helper.c b/target/cris/helper.c index 91e4aeb178..81a72699b5 100644 --- a/target/cris/helper.c +++ b/target/cris/helper.c @@ -87,7 +87,7 @@ bool cris_cpu_tlb_fill(CPUState *cs, vaddr address, int size, cs->exception_index = EXCP_BUSFAULT; env->fault_vector = res.bf_vec; if (retaddr) { - if (cpu_restore_state(cs, retaddr, true)) { + if (cpu_restore_state(cs, retaddr)) { /* Evaluate flags after retranslation. */ helper_top_evaluate_flags(env); } diff --git a/target/i386/helper.c b/target/i386/helper.c index b62a1e48e2..0ac2da066d 100644 --- a/target/i386/helper.c +++ b/target/i386/helper.c @@ -509,6 +509,27 @@ void cpu_x86_inject_mce(Monitor *mon, X86CPU *cpu, int bank, } } +static inline target_ulong get_memio_eip(CPUX86State *env) +{ +#ifdef CONFIG_TCG + uint64_t data[TARGET_INSN_START_WORDS]; + CPUState *cs = env_cpu(env); + + if (!cpu_unwind_state_data(cs, cs->mem_io_pc, data)) { + return env->eip; + } + + /* Per x86_restore_state_to_opc. */ + if (TARGET_TB_PCREL) { + return (env->eip & TARGET_PAGE_MASK) | data[0]; + } else { + return data[0] - env->segs[R_CS].base; + } +#else + qemu_build_not_reached(); +#endif +} + void cpu_report_tpr_access(CPUX86State *env, TPRAccess access) { X86CPU *cpu = env_archcpu(env); @@ -519,9 +540,9 @@ void cpu_report_tpr_access(CPUX86State *env, TPRAccess access) cpu_interrupt(cs, CPU_INTERRUPT_TPR); } else if (tcg_enabled()) { - cpu_restore_state(cs, cs->mem_io_pc, false); + target_ulong eip = get_memio_eip(env); - apic_handle_tpr_access_report(cpu->apic_state, env->eip, access); + apic_handle_tpr_access_report(cpu->apic_state, eip, access); } } #endif /* !CONFIG_USER_ONLY */ diff --git a/target/i386/helper.h b/target/i386/helper.h index 88143b2a24..b7de5429ef 100644 --- a/target/i386/helper.h +++ b/target/i386/helper.h @@ -56,13 +56,8 @@ DEF_HELPER_2(syscall, void, env, int) DEF_HELPER_2(sysret, void, env, int) #endif DEF_HELPER_FLAGS_2(pause, TCG_CALL_NO_WG, noreturn, env, int) -DEF_HELPER_1(reset_rf, void, env) DEF_HELPER_FLAGS_3(raise_interrupt, TCG_CALL_NO_WG, noreturn, env, int, int) DEF_HELPER_FLAGS_2(raise_exception, TCG_CALL_NO_WG, noreturn, env, int) -DEF_HELPER_1(cli, void, env) -DEF_HELPER_1(sti, void, env) -DEF_HELPER_1(clac, void, env) -DEF_HELPER_1(stac, void, env) DEF_HELPER_3(boundw, void, env, tl, int) DEF_HELPER_3(boundl, void, env, tl, int) diff --git a/target/i386/tcg/cc_helper.c b/target/i386/tcg/cc_helper.c index cc7ea9e8b9..6227dbb30b 100644 --- a/target/i386/tcg/cc_helper.c +++ b/target/i386/tcg/cc_helper.c @@ -346,44 +346,3 @@ void helper_clts(CPUX86State *env) env->cr[0] &= ~CR0_TS_MASK; env->hflags &= ~HF_TS_MASK; } - -void helper_reset_rf(CPUX86State *env) -{ - env->eflags &= ~RF_MASK; -} - -void helper_cli(CPUX86State *env) -{ - env->eflags &= ~IF_MASK; -} - -void helper_sti(CPUX86State *env) -{ - env->eflags |= IF_MASK; -} - -void helper_clac(CPUX86State *env) -{ - env->eflags &= ~AC_MASK; -} - -void helper_stac(CPUX86State *env) -{ - env->eflags |= AC_MASK; -} - -#if 0 -/* vm86plus instructions */ -void helper_cli_vm(CPUX86State *env) -{ - env->eflags &= ~VIF_MASK; -} - -void helper_sti_vm(CPUX86State *env) -{ - env->eflags |= VIF_MASK; - if (env->eflags & VIP_MASK) { - raise_exception_ra(env, EXCP0D_GPF, GETPC()); - } -} -#endif diff --git a/target/i386/tcg/sysemu/svm_helper.c b/target/i386/tcg/sysemu/svm_helper.c index 8e88567399..2d27731b60 100644 --- a/target/i386/tcg/sysemu/svm_helper.c +++ b/target/i386/tcg/sysemu/svm_helper.c @@ -704,7 +704,7 @@ void cpu_vmexit(CPUX86State *env, uint32_t exit_code, uint64_t exit_info_1, { CPUState *cs = env_cpu(env); - cpu_restore_state(cs, retaddr, true); + cpu_restore_state(cs, retaddr); qemu_log_mask(CPU_LOG_TB_IN_ASM, "vmexit(%08x, %016" PRIx64 ", %016" PRIx64 ", " TARGET_FMT_lx ")!\n", diff --git a/target/i386/tcg/translate.c b/target/i386/tcg/translate.c index 546c427c23..0ee548ce56 100644 --- a/target/i386/tcg/translate.c +++ b/target/i386/tcg/translate.c @@ -2746,6 +2746,26 @@ static void gen_reset_hflag(DisasContext *s, uint32_t mask) } } +static void gen_set_eflags(DisasContext *s, target_ulong mask) +{ + TCGv t = tcg_temp_new(); + + tcg_gen_ld_tl(t, cpu_env, offsetof(CPUX86State, eflags)); + tcg_gen_ori_tl(t, t, mask); + tcg_gen_st_tl(t, cpu_env, offsetof(CPUX86State, eflags)); + tcg_temp_free(t); +} + +static void gen_reset_eflags(DisasContext *s, target_ulong mask) +{ + TCGv t = tcg_temp_new(); + + tcg_gen_ld_tl(t, cpu_env, offsetof(CPUX86State, eflags)); + tcg_gen_andi_tl(t, t, ~mask); + tcg_gen_st_tl(t, cpu_env, offsetof(CPUX86State, eflags)); + tcg_temp_free(t); +} + /* Clear BND registers during legacy branches. */ static void gen_bnd_jmp(DisasContext *s) { @@ -2776,7 +2796,7 @@ do_gen_eob_worker(DisasContext *s, bool inhibit, bool recheck_tf, bool jr) } if (s->base.tb->flags & HF_RF_MASK) { - gen_helper_reset_rf(cpu_env); + gen_reset_eflags(s, RF_MASK); } if (recheck_tf) { gen_helper_rechecking_single_step(cpu_env); @@ -5502,12 +5522,12 @@ static bool disas_insn(DisasContext *s, CPUState *cpu) #endif case 0xfa: /* cli */ if (check_iopl(s)) { - gen_helper_cli(cpu_env); + gen_reset_eflags(s, IF_MASK); } break; case 0xfb: /* sti */ if (check_iopl(s)) { - gen_helper_sti(cpu_env); + gen_set_eflags(s, IF_MASK); /* interruptions are enabled only the first insn after sti */ gen_update_eip_next(s); gen_eob_inhibit_irq(s, true); @@ -5789,7 +5809,7 @@ static bool disas_insn(DisasContext *s, CPUState *cpu) || CPL(s) != 0) { goto illegal_op; } - gen_helper_clac(cpu_env); + gen_reset_eflags(s, AC_MASK); s->base.is_jmp = DISAS_EOB_NEXT; break; @@ -5798,7 +5818,7 @@ static bool disas_insn(DisasContext *s, CPUState *cpu) || CPL(s) != 0) { goto illegal_op; } - gen_helper_stac(cpu_env); + gen_set_eflags(s, AC_MASK); s->base.is_jmp = DISAS_EOB_NEXT; break; diff --git a/target/m68k/op_helper.c b/target/m68k/op_helper.c index 5da176d642..1ce850bbc5 100644 --- a/target/m68k/op_helper.c +++ b/target/m68k/op_helper.c @@ -460,7 +460,7 @@ void m68k_cpu_transaction_failed(CPUState *cs, hwaddr physaddr, vaddr addr, M68kCPU *cpu = M68K_CPU(cs); CPUM68KState *env = &cpu->env; - cpu_restore_state(cs, retaddr, true); + cpu_restore_state(cs, retaddr); if (m68k_feature(env, M68K_FEATURE_M68040)) { env->mmu.mmusr = 0; @@ -558,7 +558,7 @@ raise_exception_format2(CPUM68KState *env, int tt, int ilen, uintptr_t raddr) cs->exception_index = tt; /* Recover PC and CC_OP for the beginning of the insn. */ - cpu_restore_state(cs, raddr, true); + cpu_restore_state(cs, raddr); /* Flags are current in env->cc_*, or are undefined. */ env->cc_op = CC_OP_FLAGS; diff --git a/target/microblaze/helper.c b/target/microblaze/helper.c index a607fe68e5..98bdb82de8 100644 --- a/target/microblaze/helper.c +++ b/target/microblaze/helper.c @@ -277,7 +277,7 @@ void mb_cpu_do_unaligned_access(CPUState *cs, vaddr addr, uint32_t esr, iflags; /* Recover the pc and iflags from the corresponding insn_start. */ - cpu_restore_state(cs, retaddr, true); + cpu_restore_state(cs, retaddr); iflags = cpu->env.iflags; qemu_log_mask(CPU_LOG_INT, diff --git a/target/nios2/op_helper.c b/target/nios2/op_helper.c index 2e30d0a908..0aaf33ffc2 100644 --- a/target/nios2/op_helper.c +++ b/target/nios2/op_helper.c @@ -40,7 +40,7 @@ void nios2_cpu_loop_exit_advance(CPUNios2State *env, uintptr_t retaddr) * Do this here, rather than in restore_state_to_opc(), * lest we affect QEMU internal exceptions, like EXCP_DEBUG. */ - cpu_restore_state(cs, retaddr, true); + cpu_restore_state(cs, retaddr); env->pc += 4; cpu_loop_exit(cs); } diff --git a/target/openrisc/sys_helper.c b/target/openrisc/sys_helper.c index 09b3c97d7c..ec145960e3 100644 --- a/target/openrisc/sys_helper.c +++ b/target/openrisc/sys_helper.c @@ -45,14 +45,14 @@ void HELPER(mtspr)(CPUOpenRISCState *env, target_ulong spr, target_ulong rb) break; case TO_SPR(0, 16): /* NPC */ - cpu_restore_state(cs, GETPC(), true); + cpu_restore_state(cs, GETPC()); /* ??? Mirror or1ksim in not trashing delayed branch state when "jumping" to the current instruction. */ if (env->pc != rb) { env->pc = rb; env->dflag = 0; - cpu_loop_exit(cs); } + cpu_loop_exit(cs); break; case TO_SPR(0, 17): /* SR */ @@ -131,7 +131,7 @@ void HELPER(mtspr)(CPUOpenRISCState *env, target_ulong spr, target_ulong rb) case TO_SPR(8, 0): /* PMR */ env->pmr = rb; if (env->pmr & PMR_DME || env->pmr & PMR_SME) { - cpu_restore_state(cs, GETPC(), true); + cpu_restore_state(cs, GETPC()); env->pc += 4; cs->halted = 1; raise_exception(cpu, EXCP_HALTED); @@ -199,6 +199,7 @@ target_ulong HELPER(mfspr)(CPUOpenRISCState *env, target_ulong rd, target_ulong spr) { #ifndef CONFIG_USER_ONLY + uint64_t data[TARGET_INSN_START_WORDS]; MachineState *ms = MACHINE(qdev_get_machine()); OpenRISCCPU *cpu = env_archcpu(env); CPUState *cs = env_cpu(env); @@ -232,14 +233,20 @@ target_ulong HELPER(mfspr)(CPUOpenRISCState *env, target_ulong rd, return env->evbar; case TO_SPR(0, 16): /* NPC (equals PC) */ - cpu_restore_state(cs, GETPC(), false); + if (cpu_unwind_state_data(cs, GETPC(), data)) { + return data[0]; + } return env->pc; case TO_SPR(0, 17): /* SR */ return cpu_get_sr(env); case TO_SPR(0, 18): /* PPC */ - cpu_restore_state(cs, GETPC(), false); + if (cpu_unwind_state_data(cs, GETPC(), data)) { + if (data[1] & 2) { + return data[0] - 4; + } + } return env->ppc; case TO_SPR(0, 32): /* EPCR */ diff --git a/target/ppc/excp_helper.c b/target/ppc/excp_helper.c index 09a81561d4..a05a2ed595 100644 --- a/target/ppc/excp_helper.c +++ b/target/ppc/excp_helper.c @@ -3075,7 +3075,7 @@ void ppc_cpu_do_unaligned_access(CPUState *cs, vaddr vaddr, uint32_t insn; /* Restore state and reload the insn we executed, for filling in DSISR. */ - cpu_restore_state(cs, retaddr, true); + cpu_restore_state(cs, retaddr); insn = cpu_ldl_code(env, env->nip); switch (env->mmu_model) { diff --git a/target/s390x/tcg/excp_helper.c b/target/s390x/tcg/excp_helper.c index 29ccf70df1..2cd6d062b9 100644 --- a/target/s390x/tcg/excp_helper.c +++ b/target/s390x/tcg/excp_helper.c @@ -39,7 +39,7 @@ G_NORETURN void tcg_s390_program_interrupt(CPUS390XState *env, { CPUState *cs = env_cpu(env); - cpu_restore_state(cs, ra, true); + cpu_restore_state(cs, ra); qemu_log_mask(CPU_LOG_INT, "program interrupt at %#" PRIx64 "\n", env->psw.addr); trigger_pgm_exception(env, code); diff --git a/target/tricore/op_helper.c b/target/tricore/op_helper.c index a79c838a92..532ae6b74c 100644 --- a/target/tricore/op_helper.c +++ b/target/tricore/op_helper.c @@ -31,7 +31,7 @@ void raise_exception_sync_internal(CPUTriCoreState *env, uint32_t class, int tin { CPUState *cs = env_cpu(env); /* in case we come from a helper-call we need to restore the PC */ - cpu_restore_state(cs, pc, true); + cpu_restore_state(cs, pc); /* Tin is loaded into d[15] */ env->gpr_d[15] = tin; diff --git a/target/xtensa/helper.c b/target/xtensa/helper.c index e0a9caab4b..2aa9777a8e 100644 --- a/target/xtensa/helper.c +++ b/target/xtensa/helper.c @@ -253,7 +253,7 @@ void xtensa_cpu_do_unaligned_access(CPUState *cs, assert(xtensa_option_enabled(env->config, XTENSA_OPTION_UNALIGNED_EXCEPTION)); - cpu_restore_state(CPU(cpu), retaddr, true); + cpu_restore_state(CPU(cpu), retaddr); HELPER(exception_cause_vaddr)(env, env->pc, LOAD_STORE_ALIGNMENT_CAUSE, addr); @@ -284,7 +284,7 @@ bool xtensa_cpu_tlb_fill(CPUState *cs, vaddr address, int size, } else if (probe) { return false; } else { - cpu_restore_state(cs, retaddr, true); + cpu_restore_state(cs, retaddr); HELPER(exception_cause_vaddr)(env, env->pc, ret, address); } } @@ -297,7 +297,7 @@ void xtensa_cpu_do_transaction_failed(CPUState *cs, hwaddr physaddr, vaddr addr, XtensaCPU *cpu = XTENSA_CPU(cs); CPUXtensaState *env = &cpu->env; - cpu_restore_state(cs, retaddr, true); + cpu_restore_state(cs, retaddr); HELPER(exception_cause_vaddr)(env, env->pc, access_type == MMU_INST_FETCH ? INSTR_PIF_ADDR_ERROR_CAUSE : diff --git a/tcg/sparc/tcg-target-con-set.h b/tcg/sparc64/tcg-target-con-set.h index 3b751dc3fb..31e6fea1fc 100644 --- a/tcg/sparc/tcg-target-con-set.h +++ b/tcg/sparc64/tcg-target-con-set.h @@ -11,22 +11,12 @@ */ C_O0_I1(r) C_O0_I2(rZ, r) -C_O0_I2(RZ, r) C_O0_I2(rZ, rJ) -C_O0_I2(RZ, RJ) -C_O0_I2(sZ, A) -C_O0_I2(SZ, A) -C_O1_I1(r, A) -C_O1_I1(R, A) +C_O0_I2(sZ, s) +C_O1_I1(r, s) C_O1_I1(r, r) -C_O1_I1(r, R) -C_O1_I1(R, r) -C_O1_I1(R, R) -C_O1_I2(R, R, R) +C_O1_I2(r, r, r) C_O1_I2(r, rZ, rJ) -C_O1_I2(R, RZ, RJ) C_O1_I4(r, rZ, rJ, rI, 0) -C_O1_I4(R, RZ, RJ, RI, 0) C_O2_I2(r, r, rZ, rJ) -C_O2_I4(R, R, RZ, RZ, RJ, RI) C_O2_I4(r, r, rZ, rZ, rJ, rJ) diff --git a/tcg/sparc/tcg-target-con-str.h b/tcg/sparc64/tcg-target-con-str.h index fdb25d9313..8f5c7aef97 100644 --- a/tcg/sparc/tcg-target-con-str.h +++ b/tcg/sparc64/tcg-target-con-str.h @@ -9,10 +9,7 @@ * REGS(letter, register_mask) */ REGS('r', ALL_GENERAL_REGS) -REGS('R', ALL_GENERAL_REGS64) REGS('s', ALL_QLDST_REGS) -REGS('S', ALL_QLDST_REGS64) -REGS('A', TARGET_LONG_BITS == 64 ? ALL_QLDST_REGS64 : ALL_QLDST_REGS) /* * Define constraint letters for constants: diff --git a/tcg/sparc/tcg-target.c.inc b/tcg/sparc64/tcg-target.c.inc index 72d9552fd0..cb9453efdd 100644 --- a/tcg/sparc/tcg-target.c.inc +++ b/tcg/sparc64/tcg-target.c.inc @@ -22,6 +22,11 @@ * THE SOFTWARE. */ +/* We only support generating code for 64-bit mode. */ +#ifndef __arch64__ +#error "unsupported code generation mode" +#endif + #include "../tcg-pool.c.inc" #ifdef CONFIG_DEBUG_TCG @@ -61,12 +66,6 @@ static const char * const tcg_target_reg_names[TCG_TARGET_NB_REGS] = { }; #endif -#ifdef __arch64__ -# define SPARC64 1 -#else -# define SPARC64 0 -#endif - #define TCG_CT_CONST_S11 0x100 #define TCG_CT_CONST_S13 0x200 #define TCG_CT_CONST_ZERO 0x400 @@ -81,23 +80,8 @@ static const char * const tcg_target_reg_names[TCG_TARGET_NB_REGS] = { #else #define SOFTMMU_RESERVE_REGS 0 #endif - -/* - * Note that sparcv8plus can only hold 64 bit quantities in %g and %o - * registers. These are saved manually by the kernel in full 64-bit - * slots. The %i and %l registers are saved by the register window - * mechanism, which only allocates space for 32 bits. Given that this - * window spill/fill can happen on any signal, we must consider the - * high bits of the %i and %l registers garbage at all times. - */ #define ALL_GENERAL_REGS MAKE_64BIT_MASK(0, 32) -#if SPARC64 -# define ALL_GENERAL_REGS64 ALL_GENERAL_REGS -#else -# define ALL_GENERAL_REGS64 MAKE_64BIT_MASK(0, 16) -#endif #define ALL_QLDST_REGS (ALL_GENERAL_REGS & ~SOFTMMU_RESERVE_REGS) -#define ALL_QLDST_REGS64 (ALL_GENERAL_REGS64 & ~SOFTMMU_RESERVE_REGS) /* Define some temporary registers. T2 is used for constant generation. */ #define TCG_REG_T1 TCG_REG_G1 @@ -306,11 +290,7 @@ static bool check_fit_i32(int32_t val, unsigned int bits) } #define check_fit_tl check_fit_i64 -#if SPARC64 -# define check_fit_ptr check_fit_i64 -#else -# define check_fit_ptr check_fit_i32 -#endif +#define check_fit_ptr check_fit_i64 static bool patch_reloc(tcg_insn_unit *src_rw, int type, intptr_t value, intptr_t addend) @@ -573,11 +553,6 @@ static void tcg_out_sety(TCGContext *s, TCGReg rs) tcg_out32(s, WRY | INSN_RS1(TCG_REG_G0) | INSN_RS2(rs)); } -static void tcg_out_rdy(TCGContext *s, TCGReg rd) -{ - tcg_out32(s, RDY | INSN_RD(rd)); -} - static void tcg_out_div32(TCGContext *s, TCGReg rd, TCGReg rs1, int32_t val2, int val2const, int uns) { @@ -914,9 +889,7 @@ static void emit_extend(TCGContext *s, TCGReg r, int op) tcg_out_arithi(s, r, r, 16, SHIFT_SRL); break; case MO_32: - if (SPARC64) { - tcg_out_arith(s, r, r, 0, SHIFT_SRL); - } + tcg_out_arith(s, r, r, 0, SHIFT_SRL); break; case MO_64: break; @@ -948,7 +921,6 @@ static void build_trampolines(TCGContext *s) }; int i; - TCGReg ra; for (i = 0; i < ARRAY_SIZE(qemu_ld_helpers); ++i) { if (qemu_ld_helpers[i] == NULL) { @@ -961,16 +933,8 @@ static void build_trampolines(TCGContext *s) } qemu_ld_trampoline[i] = tcg_splitwx_to_rx(s->code_ptr); - if (SPARC64 || TARGET_LONG_BITS == 32) { - ra = TCG_REG_O3; - } else { - /* Install the high part of the address. */ - tcg_out_arithi(s, TCG_REG_O1, TCG_REG_O2, 32, SHIFT_SRLX); - ra = TCG_REG_O4; - } - /* Set the retaddr operand. */ - tcg_out_mov(s, TCG_TYPE_PTR, ra, TCG_REG_O7); + tcg_out_mov(s, TCG_TYPE_PTR, TCG_REG_O3, TCG_REG_O7); /* Tail call. */ tcg_out_jmpl_const(s, qemu_ld_helpers[i], true, true); /* delay slot -- set the env argument */ @@ -988,37 +952,10 @@ static void build_trampolines(TCGContext *s) } qemu_st_trampoline[i] = tcg_splitwx_to_rx(s->code_ptr); - if (SPARC64) { - emit_extend(s, TCG_REG_O2, i); - ra = TCG_REG_O4; - } else { - ra = TCG_REG_O1; - if (TARGET_LONG_BITS == 64) { - /* Install the high part of the address. */ - tcg_out_arithi(s, ra, ra + 1, 32, SHIFT_SRLX); - ra += 2; - } else { - ra += 1; - } - if ((i & MO_SIZE) == MO_64) { - /* Install the high part of the data. */ - tcg_out_arithi(s, ra, ra + 1, 32, SHIFT_SRLX); - ra += 2; - } else { - emit_extend(s, ra, i); - ra += 1; - } - /* Skip the oi argument. */ - ra += 1; - } - + emit_extend(s, TCG_REG_O2, i); + /* Set the retaddr operand. */ - if (ra >= TCG_REG_O6) { - tcg_out_st(s, TCG_TYPE_PTR, TCG_REG_O7, TCG_REG_CALL_STACK, - TCG_TARGET_CALL_STACK_OFFSET); - } else { - tcg_out_mov(s, TCG_TYPE_PTR, ra, TCG_REG_O7); - } + tcg_out_mov(s, TCG_TYPE_PTR, TCG_REG_O4, TCG_REG_O7); /* Tail call. */ tcg_out_jmpl_const(s, qemu_st_helpers[i], true, true); @@ -1047,11 +984,6 @@ static void build_trampolines(TCGContext *s) qemu_unalign_st_trampoline = tcg_splitwx_to_rx(s->code_ptr); } - if (!SPARC64 && TARGET_LONG_BITS == 64) { - /* Install the high part of the address. */ - tcg_out_arithi(s, TCG_REG_O1, TCG_REG_O2, 32, SHIFT_SRLX); - } - /* Tail call. */ tcg_out_jmpl_const(s, helper, true, true); /* delay slot -- set the env argument */ @@ -1182,7 +1114,7 @@ static TCGReg tcg_out_tlb_load(TCGContext *s, TCGReg addr, int mem_index, tcg_out_cmp(s, r0, r2, 0); /* If the guest address must be zero-extended, do so now. */ - if (SPARC64 && TARGET_LONG_BITS == 32) { + if (TARGET_LONG_BITS == 32) { tcg_out_arithi(s, r0, addr, 0, SHIFT_SRL); return r0; } @@ -1231,7 +1163,7 @@ static void tcg_out_qemu_ld(TCGContext *s, TCGReg data, TCGReg addr, #ifdef CONFIG_SOFTMMU unsigned memi = get_mmuidx(oi); - TCGReg addrz, param; + TCGReg addrz; const tcg_insn_unit *func; addrz = tcg_out_tlb_load(s, addr, memi, memop, @@ -1251,12 +1183,7 @@ static void tcg_out_qemu_ld(TCGContext *s, TCGReg data, TCGReg addr, /* TLB Miss. */ - param = TCG_REG_O1; - if (!SPARC64 && TARGET_LONG_BITS == 64) { - /* Skip the high-part; we'll perform the extract in the trampoline. */ - param++; - } - tcg_out_mov(s, TCG_TYPE_REG, param++, addrz); + tcg_out_mov(s, TCG_TYPE_REG, TCG_REG_O1, addrz); /* We use the helpers to extend SB and SW data, leaving the case of SL needing explicit extending below. */ @@ -1268,30 +1195,13 @@ static void tcg_out_qemu_ld(TCGContext *s, TCGReg data, TCGReg addr, tcg_debug_assert(func != NULL); tcg_out_call_nodelay(s, func, false); /* delay slot */ - tcg_out_movi(s, TCG_TYPE_I32, param, oi); - - /* Recall that all of the helpers return 64-bit results. - Which complicates things for sparcv8plus. */ - if (SPARC64) { - /* We let the helper sign-extend SB and SW, but leave SL for here. */ - if (is_64 && (memop & MO_SSIZE) == MO_SL) { - tcg_out_arithi(s, data, TCG_REG_O0, 0, SHIFT_SRA); - } else { - tcg_out_mov(s, TCG_TYPE_REG, data, TCG_REG_O0); - } + tcg_out_movi(s, TCG_TYPE_I32, TCG_REG_O2, oi); + + /* We let the helper sign-extend SB and SW, but leave SL for here. */ + if (is_64 && (memop & MO_SSIZE) == MO_SL) { + tcg_out_arithi(s, data, TCG_REG_O0, 0, SHIFT_SRA); } else { - if ((memop & MO_SIZE) == MO_64) { - tcg_out_arithi(s, TCG_REG_O0, TCG_REG_O0, 32, SHIFT_SLLX); - tcg_out_arithi(s, TCG_REG_O1, TCG_REG_O1, 0, SHIFT_SRL); - tcg_out_arith(s, data, TCG_REG_O0, TCG_REG_O1, ARITH_OR); - } else if (is_64) { - /* Re-extend from 32-bit rather than reassembling when we - know the high register must be an extension. */ - tcg_out_arithi(s, data, TCG_REG_O1, 0, - memop & MO_SIGN ? SHIFT_SRA : SHIFT_SRL); - } else { - tcg_out_mov(s, TCG_TYPE_I32, data, TCG_REG_O1); - } + tcg_out_mov(s, TCG_TYPE_REG, data, TCG_REG_O0); } *label_ptr |= INSN_OFF19(tcg_ptr_byte_diff(s->code_ptr, label_ptr)); @@ -1301,7 +1211,7 @@ static void tcg_out_qemu_ld(TCGContext *s, TCGReg data, TCGReg addr, unsigned s_bits = memop & MO_SIZE; unsigned t_bits; - if (SPARC64 && TARGET_LONG_BITS == 32) { + if (TARGET_LONG_BITS == 32) { tcg_out_arithi(s, TCG_REG_T1, addr, 0, SHIFT_SRL); addr = TCG_REG_T1; } @@ -1337,10 +1247,9 @@ static void tcg_out_qemu_ld(TCGContext *s, TCGReg data, TCGReg addr, * operation in the delay slot, and failure need only invoke the * handler for SIGBUS. */ - TCGReg arg_low = TCG_REG_O1 + (!SPARC64 && TARGET_LONG_BITS == 64); tcg_out_call_nodelay(s, qemu_unalign_ld_trampoline, false); /* delay slot -- move to low part of argument reg */ - tcg_out_mov_delay(s, arg_low, addr); + tcg_out_mov_delay(s, TCG_REG_O1, addr); } else { /* Underalignment: load by pieces of minimum alignment. */ int ld_opc, a_size, s_size, i; @@ -1400,7 +1309,7 @@ static void tcg_out_qemu_st(TCGContext *s, TCGReg data, TCGReg addr, #ifdef CONFIG_SOFTMMU unsigned memi = get_mmuidx(oi); - TCGReg addrz, param; + TCGReg addrz; const tcg_insn_unit *func; addrz = tcg_out_tlb_load(s, addr, memi, memop, @@ -1418,23 +1327,14 @@ static void tcg_out_qemu_st(TCGContext *s, TCGReg data, TCGReg addr, /* TLB Miss. */ - param = TCG_REG_O1; - if (!SPARC64 && TARGET_LONG_BITS == 64) { - /* Skip the high-part; we'll perform the extract in the trampoline. */ - param++; - } - tcg_out_mov(s, TCG_TYPE_REG, param++, addrz); - if (!SPARC64 && (memop & MO_SIZE) == MO_64) { - /* Skip the high-part; we'll perform the extract in the trampoline. */ - param++; - } - tcg_out_mov(s, TCG_TYPE_REG, param++, data); + tcg_out_mov(s, TCG_TYPE_REG, TCG_REG_O1, addrz); + tcg_out_mov(s, TCG_TYPE_REG, TCG_REG_O2, data); func = qemu_st_trampoline[memop & (MO_BSWAP | MO_SIZE)]; tcg_debug_assert(func != NULL); tcg_out_call_nodelay(s, func, false); /* delay slot */ - tcg_out_movi(s, TCG_TYPE_I32, param, oi); + tcg_out_movi(s, TCG_TYPE_I32, TCG_REG_O3, oi); *label_ptr |= INSN_OFF19(tcg_ptr_byte_diff(s->code_ptr, label_ptr)); #else @@ -1443,7 +1343,7 @@ static void tcg_out_qemu_st(TCGContext *s, TCGReg data, TCGReg addr, unsigned s_bits = memop & MO_SIZE; unsigned t_bits; - if (SPARC64 && TARGET_LONG_BITS == 32) { + if (TARGET_LONG_BITS == 32) { tcg_out_arithi(s, TCG_REG_T1, addr, 0, SHIFT_SRL); addr = TCG_REG_T1; } @@ -1479,10 +1379,9 @@ static void tcg_out_qemu_st(TCGContext *s, TCGReg data, TCGReg addr, * operation in the delay slot, and failure need only invoke the * handler for SIGBUS. */ - TCGReg arg_low = TCG_REG_O1 + (!SPARC64 && TARGET_LONG_BITS == 64); tcg_out_call_nodelay(s, qemu_unalign_st_trampoline, false); /* delay slot -- move to low part of argument reg */ - tcg_out_mov_delay(s, arg_low, addr); + tcg_out_mov_delay(s, TCG_REG_O1, addr); } else { /* Underalignment: store by pieces of minimum alignment. */ int st_opc, a_size, s_size, i; @@ -1719,14 +1618,9 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, case INDEX_op_muls2_i32: c = ARITH_SMUL; do_mul2: - /* The 32-bit multiply insns produce a full 64-bit result. If the - destination register can hold it, we can avoid the slower RDY. */ + /* The 32-bit multiply insns produce a full 64-bit result. */ tcg_out_arithc(s, a0, a2, args[3], const_args[3], c); - if (SPARC64 || a0 <= TCG_REG_O7) { - tcg_out_arithi(s, a1, a0, 32, SHIFT_SRLX); - } else { - tcg_out_rdy(s, a1); - } + tcg_out_arithi(s, a1, a0, 32, SHIFT_SRLX); break; case INDEX_op_qemu_ld_i32: @@ -1833,107 +1727,91 @@ static TCGConstraintSetIndex tcg_target_op_def(TCGOpcode op) return C_O0_I1(r); case INDEX_op_ld8u_i32: + case INDEX_op_ld8u_i64: case INDEX_op_ld8s_i32: + case INDEX_op_ld8s_i64: case INDEX_op_ld16u_i32: + case INDEX_op_ld16u_i64: case INDEX_op_ld16s_i32: + case INDEX_op_ld16s_i64: case INDEX_op_ld_i32: + case INDEX_op_ld32u_i64: + case INDEX_op_ld32s_i64: + case INDEX_op_ld_i64: case INDEX_op_neg_i32: + case INDEX_op_neg_i64: case INDEX_op_not_i32: + case INDEX_op_not_i64: + case INDEX_op_ext32s_i64: + case INDEX_op_ext32u_i64: + case INDEX_op_ext_i32_i64: + case INDEX_op_extu_i32_i64: + case INDEX_op_extrl_i64_i32: + case INDEX_op_extrh_i64_i32: return C_O1_I1(r, r); case INDEX_op_st8_i32: + case INDEX_op_st8_i64: case INDEX_op_st16_i32: + case INDEX_op_st16_i64: case INDEX_op_st_i32: + case INDEX_op_st32_i64: + case INDEX_op_st_i64: return C_O0_I2(rZ, r); case INDEX_op_add_i32: + case INDEX_op_add_i64: case INDEX_op_mul_i32: + case INDEX_op_mul_i64: case INDEX_op_div_i32: + case INDEX_op_div_i64: case INDEX_op_divu_i32: + case INDEX_op_divu_i64: case INDEX_op_sub_i32: + case INDEX_op_sub_i64: case INDEX_op_and_i32: + case INDEX_op_and_i64: case INDEX_op_andc_i32: + case INDEX_op_andc_i64: case INDEX_op_or_i32: + case INDEX_op_or_i64: case INDEX_op_orc_i32: + case INDEX_op_orc_i64: case INDEX_op_xor_i32: + case INDEX_op_xor_i64: case INDEX_op_shl_i32: + case INDEX_op_shl_i64: case INDEX_op_shr_i32: + case INDEX_op_shr_i64: case INDEX_op_sar_i32: + case INDEX_op_sar_i64: case INDEX_op_setcond_i32: + case INDEX_op_setcond_i64: return C_O1_I2(r, rZ, rJ); case INDEX_op_brcond_i32: + case INDEX_op_brcond_i64: return C_O0_I2(rZ, rJ); case INDEX_op_movcond_i32: + case INDEX_op_movcond_i64: return C_O1_I4(r, rZ, rJ, rI, 0); case INDEX_op_add2_i32: + case INDEX_op_add2_i64: case INDEX_op_sub2_i32: + case INDEX_op_sub2_i64: return C_O2_I4(r, r, rZ, rZ, rJ, rJ); case INDEX_op_mulu2_i32: case INDEX_op_muls2_i32: return C_O2_I2(r, r, rZ, rJ); - - case INDEX_op_ld8u_i64: - case INDEX_op_ld8s_i64: - case INDEX_op_ld16u_i64: - case INDEX_op_ld16s_i64: - case INDEX_op_ld32u_i64: - case INDEX_op_ld32s_i64: - case INDEX_op_ld_i64: - case INDEX_op_ext_i32_i64: - case INDEX_op_extu_i32_i64: - return C_O1_I1(R, r); - - case INDEX_op_st8_i64: - case INDEX_op_st16_i64: - case INDEX_op_st32_i64: - case INDEX_op_st_i64: - return C_O0_I2(RZ, r); - - case INDEX_op_add_i64: - case INDEX_op_mul_i64: - case INDEX_op_div_i64: - case INDEX_op_divu_i64: - case INDEX_op_sub_i64: - case INDEX_op_and_i64: - case INDEX_op_andc_i64: - case INDEX_op_or_i64: - case INDEX_op_orc_i64: - case INDEX_op_xor_i64: - case INDEX_op_shl_i64: - case INDEX_op_shr_i64: - case INDEX_op_sar_i64: - case INDEX_op_setcond_i64: - return C_O1_I2(R, RZ, RJ); - - case INDEX_op_neg_i64: - case INDEX_op_not_i64: - case INDEX_op_ext32s_i64: - case INDEX_op_ext32u_i64: - return C_O1_I1(R, R); - - case INDEX_op_extrl_i64_i32: - case INDEX_op_extrh_i64_i32: - return C_O1_I1(r, R); - - case INDEX_op_brcond_i64: - return C_O0_I2(RZ, RJ); - case INDEX_op_movcond_i64: - return C_O1_I4(R, RZ, RJ, RI, 0); - case INDEX_op_add2_i64: - case INDEX_op_sub2_i64: - return C_O2_I4(R, R, RZ, RZ, RJ, RI); case INDEX_op_muluh_i64: - return C_O1_I2(R, R, R); + return C_O1_I2(r, r, r); case INDEX_op_qemu_ld_i32: - return C_O1_I1(r, A); case INDEX_op_qemu_ld_i64: - return C_O1_I1(R, A); + return C_O1_I1(r, s); case INDEX_op_qemu_st_i32: - return C_O0_I2(sZ, A); case INDEX_op_qemu_st_i64: - return C_O0_I2(SZ, A); + return C_O0_I2(sZ, s); default: g_assert_not_reached(); @@ -1954,7 +1832,7 @@ static void tcg_target_init(TCGContext *s) #endif tcg_target_available_regs[TCG_TYPE_I32] = ALL_GENERAL_REGS; - tcg_target_available_regs[TCG_TYPE_I64] = ALL_GENERAL_REGS64; + tcg_target_available_regs[TCG_TYPE_I64] = ALL_GENERAL_REGS; tcg_target_call_clobber_regs = 0; tcg_regset_set_reg(tcg_target_call_clobber_regs, TCG_REG_G1); @@ -1984,16 +1862,11 @@ static void tcg_target_init(TCGContext *s) tcg_regset_set_reg(s->reserved_regs, TCG_REG_T2); /* for internal use */ } -#if SPARC64 -# define ELF_HOST_MACHINE EM_SPARCV9 -#else -# define ELF_HOST_MACHINE EM_SPARC32PLUS -# define ELF_HOST_FLAGS EF_SPARC_32PLUS -#endif +#define ELF_HOST_MACHINE EM_SPARCV9 typedef struct { DebugFrameHeader h; - uint8_t fde_def_cfa[SPARC64 ? 4 : 2]; + uint8_t fde_def_cfa[4]; uint8_t fde_win_save; uint8_t fde_ret_save[3]; } DebugFrame; @@ -2010,12 +1883,8 @@ static const DebugFrame debug_frame = { .h.fde.len = sizeof(DebugFrame) - offsetof(DebugFrame, h.fde.cie_offset), .fde_def_cfa = { -#if SPARC64 12, 30, /* DW_CFA_def_cfa i6, 2047 */ (2047 & 0x7f) | 0x80, (2047 >> 7) -#else - 13, 30 /* DW_CFA_def_cfa_register i6 */ -#endif }, .fde_win_save = 0x2d, /* DW_CFA_GNU_window_save */ .fde_ret_save = { 9, 15, 31 }, /* DW_CFA_register o7, i7 */ diff --git a/tcg/sparc/tcg-target.h b/tcg/sparc64/tcg-target.h index c050763049..8655acdbe5 100644 --- a/tcg/sparc/tcg-target.h +++ b/tcg/sparc64/tcg-target.h @@ -25,8 +25,6 @@ #ifndef SPARC_TCG_TARGET_H #define SPARC_TCG_TARGET_H -#define TCG_TARGET_REG_BITS 64 - #define TCG_TARGET_INSN_UNIT_SIZE 4 #define TCG_TARGET_TLB_DISPLACEMENT_BITS 32 #define TCG_TARGET_NB_REGS 32 @@ -70,19 +68,10 @@ typedef enum { /* used for function call generation */ #define TCG_REG_CALL_STACK TCG_REG_O6 -#ifdef __arch64__ #define TCG_TARGET_STACK_BIAS 2047 #define TCG_TARGET_STACK_ALIGN 16 #define TCG_TARGET_CALL_STACK_OFFSET (128 + 6*8 + TCG_TARGET_STACK_BIAS) -#else -#define TCG_TARGET_STACK_BIAS 0 -#define TCG_TARGET_STACK_ALIGN 8 -#define TCG_TARGET_CALL_STACK_OFFSET (64 + 4 + 6*4) -#endif - -#ifdef __arch64__ #define TCG_TARGET_EXTEND_ARGS 1 -#endif #if defined(__VIS__) && __VIS__ >= 0x300 #define use_vis3_instructions 1 @@ -634,9 +634,9 @@ static void tcg_context_init(unsigned max_cpus) if (nargs != 0) { ca->cif.arg_types = ca->args; - for (i = 0; i < nargs; ++i) { - int typecode = extract32(typemask, (i + 1) * 3, 3); - ca->args[i] = typecode_to_ffi[typecode]; + for (int j = 0; j < nargs; ++j) { + int typecode = extract32(typemask, (j + 1) * 3, 3); + ca->args[j] = typecode_to_ffi[typecode]; } } @@ -1487,39 +1487,7 @@ void tcg_gen_callN(void *func, TCGTemp *ret, int nargs, TCGTemp **args) } #endif -#if defined(__sparc__) && !defined(__arch64__) \ - && !defined(CONFIG_TCG_INTERPRETER) - /* We have 64-bit values in one register, but need to pass as two - separate parameters. Split them. */ - int orig_typemask = typemask; - int orig_nargs = nargs; - TCGv_i64 retl, reth; - TCGTemp *split_args[MAX_OPC_PARAM]; - - retl = NULL; - reth = NULL; - typemask = 0; - for (i = real_args = 0; i < nargs; ++i) { - int argtype = extract32(orig_typemask, (i + 1) * 3, 3); - bool is_64bit = (argtype & ~1) == dh_typecode_i64; - - if (is_64bit) { - TCGv_i64 orig = temp_tcgv_i64(args[i]); - TCGv_i32 h = tcg_temp_new_i32(); - TCGv_i32 l = tcg_temp_new_i32(); - tcg_gen_extr_i64_i32(l, h, orig); - split_args[real_args++] = tcgv_i32_temp(h); - typemask |= dh_typecode_i32 << (real_args * 3); - split_args[real_args++] = tcgv_i32_temp(l); - typemask |= dh_typecode_i32 << (real_args * 3); - } else { - split_args[real_args++] = args[i]; - typemask |= argtype << (real_args * 3); - } - } - nargs = real_args; - args = split_args; -#elif defined(TCG_TARGET_EXTEND_ARGS) && TCG_TARGET_REG_BITS == 64 +#if defined(TCG_TARGET_EXTEND_ARGS) && TCG_TARGET_REG_BITS == 64 for (i = 0; i < nargs; ++i) { int argtype = extract32(typemask, (i + 1) * 3, 3); bool is_32bit = (argtype & ~1) == dh_typecode_i32; @@ -1542,22 +1510,6 @@ void tcg_gen_callN(void *func, TCGTemp *ret, int nargs, TCGTemp **args) pi = 0; if (ret != NULL) { -#if defined(__sparc__) && !defined(__arch64__) \ - && !defined(CONFIG_TCG_INTERPRETER) - if ((typemask & 6) == dh_typecode_i64) { - /* The 32-bit ABI is going to return the 64-bit value in - the %o0/%o1 register pair. Prepare for this by using - two return temporaries, and reassemble below. */ - retl = tcg_temp_new_i64(); - reth = tcg_temp_new_i64(); - op->args[pi++] = tcgv_i64_arg(reth); - op->args[pi++] = tcgv_i64_arg(retl); - nb_rets = 2; - } else { - op->args[pi++] = temp_arg(ret); - nb_rets = 1; - } -#else if (TCG_TARGET_REG_BITS < 64 && (typemask & 6) == dh_typecode_i64) { #if HOST_BIG_ENDIAN op->args[pi++] = temp_arg(ret + 1); @@ -1571,7 +1523,6 @@ void tcg_gen_callN(void *func, TCGTemp *ret, int nargs, TCGTemp **args) op->args[pi++] = temp_arg(ret); nb_rets = 1; } -#endif } else { nb_rets = 0; } @@ -1634,29 +1585,7 @@ void tcg_gen_callN(void *func, TCGTemp *ret, int nargs, TCGTemp **args) tcg_debug_assert(TCGOP_CALLI(op) == real_args); tcg_debug_assert(pi <= ARRAY_SIZE(op->args)); -#if defined(__sparc__) && !defined(__arch64__) \ - && !defined(CONFIG_TCG_INTERPRETER) - /* Free all of the parts we allocated above. */ - for (i = real_args = 0; i < orig_nargs; ++i) { - int argtype = extract32(orig_typemask, (i + 1) * 3, 3); - bool is_64bit = (argtype & ~1) == dh_typecode_i64; - - if (is_64bit) { - tcg_temp_free_internal(args[real_args++]); - tcg_temp_free_internal(args[real_args++]); - } else { - real_args++; - } - } - if ((orig_typemask & 6) == dh_typecode_i64) { - /* The 32-bit ABI returned two 32-bit pieces. Re-assemble them. - Note that describing these as TCGv_i64 eliminates an unnecessary - zero-extension that tcg_gen_concat_i32_i64 would create. */ - tcg_gen_concat32_i64(temp_tcgv_i64(ret), retl, reth); - tcg_temp_free_i64(retl); - tcg_temp_free_i64(reth); - } -#elif defined(TCG_TARGET_EXTEND_ARGS) && TCG_TARGET_REG_BITS == 64 +#if defined(TCG_TARGET_EXTEND_ARGS) && TCG_TARGET_REG_BITS == 64 for (i = 0; i < nargs; ++i) { int argtype = extract32(typemask, (i + 1) * 3, 3); bool is_32bit = (argtype & ~1) == dh_typecode_i32; diff --git a/tests/tcg/multiarch/Makefile.target b/tests/tcg/multiarch/Makefile.target index 78104f9bbb..5f0fee1aad 100644 --- a/tests/tcg/multiarch/Makefile.target +++ b/tests/tcg/multiarch/Makefile.target @@ -36,6 +36,9 @@ threadcount: LDFLAGS+=-lpthread signals: LDFLAGS+=-lrt -lpthread +munmap-pthread: CFLAGS+=-pthread +munmap-pthread: LDFLAGS+=-pthread + # We define the runner for test-mmap after the individual # architectures have defined their supported pages sizes. If no # additional page sizes are defined we only run the default test. diff --git a/tests/tcg/multiarch/munmap-pthread.c b/tests/tcg/multiarch/munmap-pthread.c new file mode 100644 index 0000000000..d7143b00d5 --- /dev/null +++ b/tests/tcg/multiarch/munmap-pthread.c @@ -0,0 +1,79 @@ +/* Test that munmap() and thread creation do not race. */ +#include <assert.h> +#include <pthread.h> +#include <stdbool.h> +#include <stdlib.h> +#include <string.h> +#include <sys/mman.h> +#include <unistd.h> + +static const char nop_func[] = { +#if defined(__aarch64__) + 0xc0, 0x03, 0x5f, 0xd6, /* ret */ +#elif defined(__alpha__) + 0x01, 0x80, 0xFA, 0x6B, /* ret */ +#elif defined(__arm__) + 0x1e, 0xff, 0x2f, 0xe1, /* bx lr */ +#elif defined(__riscv) + 0x67, 0x80, 0x00, 0x00, /* ret */ +#elif defined(__s390__) + 0x07, 0xfe, /* br %r14 */ +#elif defined(__i386__) || defined(__x86_64__) + 0xc3, /* ret */ +#endif +}; + +static void *thread_mmap_munmap(void *arg) +{ + volatile bool *run = arg; + char *p; + int ret; + + while (*run) { + p = mmap(NULL, getpagesize(), PROT_READ | PROT_WRITE | PROT_EXEC, + MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); + assert(p != MAP_FAILED); + + /* Create a small translation block. */ + memcpy(p, nop_func, sizeof(nop_func)); + ((void(*)(void))p)(); + + ret = munmap(p, getpagesize()); + assert(ret == 0); + } + + return NULL; +} + +static void *thread_dummy(void *arg) +{ + return NULL; +} + +int main(void) +{ + pthread_t mmap_munmap, dummy; + volatile bool run = true; + int i, ret; + + /* Without a template, nothing to test. */ + if (sizeof(nop_func) == 0) { + return EXIT_SUCCESS; + } + + ret = pthread_create(&mmap_munmap, NULL, thread_mmap_munmap, (void *)&run); + assert(ret == 0); + + for (i = 0; i < 1000; i++) { + ret = pthread_create(&dummy, NULL, thread_dummy, NULL); + assert(ret == 0); + ret = pthread_join(dummy, NULL); + assert(ret == 0); + } + + run = false; + ret = pthread_join(mmap_munmap, NULL); + assert(ret == 0); + + return EXIT_SUCCESS; +} |