diff options
Diffstat (limited to 'target/s390x/misc_helper.c')
| -rw-r--r-- | target/s390x/misc_helper.c | 193 |
1 files changed, 0 insertions, 193 deletions
diff --git a/target/s390x/misc_helper.c b/target/s390x/misc_helper.c index b5081019c5..44c5c401fb 100644 --- a/target/s390x/misc_helper.c +++ b/target/s390x/misc_helper.c @@ -24,22 +24,15 @@ #include "exec/memory.h" #include "qemu/host-utils.h" #include "exec/helper-proto.h" -#include "sysemu/kvm.h" #include "qemu/timer.h" -#include "qemu/main-loop.h" #include "exec/address-spaces.h" -#ifdef CONFIG_KVM -#include <linux/kvm.h> -#endif #include "exec/exec-all.h" #include "exec/cpu_ldst.h" #if !defined(CONFIG_USER_ONLY) -#include "hw/watchdog/wdt_diag288.h" #include "sysemu/cpus.h" #include "sysemu/sysemu.h" #include "hw/s390x/ebcdic.h" -#include "hw/s390x/ipl.h" #endif /* #define DEBUG_HELPER */ @@ -75,32 +68,6 @@ void HELPER(exception)(CPUS390XState *env, uint32_t excp) cpu_loop_exit(cs); } -void program_interrupt(CPUS390XState *env, uint32_t code, int ilen) -{ - S390CPU *cpu = s390_env_get_cpu(env); - - qemu_log_mask(CPU_LOG_INT, "program interrupt at %#" PRIx64 "\n", - env->psw.addr); - - if (kvm_enabled()) { -#ifdef CONFIG_KVM - struct kvm_s390_irq irq = { - .type = KVM_S390_PROGRAM_INT, - .u.pgm.code = code, - }; - - kvm_s390_vcpu_interrupt(cpu, &irq); -#endif - } else { - CPUState *cs = CPU(cpu); - - env->int_pgm_code = code; - env->int_pgm_ilen = ilen; - cs->exception_index = EXCP_PGM; - cpu_loop_exit(cs); - } -} - #ifndef CONFIG_USER_ONLY /* SCLP service call */ @@ -116,166 +83,6 @@ uint32_t HELPER(servc)(CPUS390XState *env, uint64_t r1, uint64_t r2) return r; } -#ifndef CONFIG_USER_ONLY -static int modified_clear_reset(S390CPU *cpu) -{ - S390CPUClass *scc = S390_CPU_GET_CLASS(cpu); - CPUState *t; - - pause_all_vcpus(); - cpu_synchronize_all_states(); - CPU_FOREACH(t) { - run_on_cpu(t, s390_do_cpu_full_reset, RUN_ON_CPU_NULL); - } - s390_cmma_reset(); - subsystem_reset(); - s390_crypto_reset(); - scc->load_normal(CPU(cpu)); - cpu_synchronize_all_post_reset(); - resume_all_vcpus(); - return 0; -} - -static int load_normal_reset(S390CPU *cpu) -{ - S390CPUClass *scc = S390_CPU_GET_CLASS(cpu); - CPUState *t; - - pause_all_vcpus(); - cpu_synchronize_all_states(); - CPU_FOREACH(t) { - run_on_cpu(t, s390_do_cpu_reset, RUN_ON_CPU_NULL); - } - s390_cmma_reset(); - subsystem_reset(); - scc->initial_cpu_reset(CPU(cpu)); - scc->load_normal(CPU(cpu)); - cpu_synchronize_all_post_reset(); - resume_all_vcpus(); - return 0; -} - -int handle_diag_288(CPUS390XState *env, uint64_t r1, uint64_t r3) -{ - uint64_t func = env->regs[r1]; - uint64_t timeout = env->regs[r1 + 1]; - uint64_t action = env->regs[r3]; - Object *obj; - DIAG288State *diag288; - DIAG288Class *diag288_class; - - if (r1 % 2 || action != 0) { - return -1; - } - - /* Timeout must be more than 15 seconds except for timer deletion */ - if (func != WDT_DIAG288_CANCEL && timeout < 15) { - return -1; - } - - obj = object_resolve_path_type("", TYPE_WDT_DIAG288, NULL); - if (!obj) { - return -1; - } - - diag288 = DIAG288(obj); - diag288_class = DIAG288_GET_CLASS(diag288); - return diag288_class->handle_timer(diag288, func, timeout); -} - -#define DIAG_308_RC_OK 0x0001 -#define DIAG_308_RC_NO_CONF 0x0102 -#define DIAG_308_RC_INVALID 0x0402 - -void handle_diag_308(CPUS390XState *env, uint64_t r1, uint64_t r3) -{ - uint64_t addr = env->regs[r1]; - uint64_t subcode = env->regs[r3]; - IplParameterBlock *iplb; - - if (env->psw.mask & PSW_MASK_PSTATE) { - program_interrupt(env, PGM_PRIVILEGED, ILEN_AUTO); - return; - } - - if ((subcode & ~0x0ffffULL) || (subcode > 6)) { - program_interrupt(env, PGM_SPECIFICATION, ILEN_AUTO); - return; - } - - switch (subcode) { - case 0: - modified_clear_reset(s390_env_get_cpu(env)); - if (tcg_enabled()) { - cpu_loop_exit(CPU(s390_env_get_cpu(env))); - } - break; - case 1: - load_normal_reset(s390_env_get_cpu(env)); - if (tcg_enabled()) { - cpu_loop_exit(CPU(s390_env_get_cpu(env))); - } - break; - case 3: - s390_reipl_request(); - if (tcg_enabled()) { - cpu_loop_exit(CPU(s390_env_get_cpu(env))); - } - break; - case 5: - if ((r1 & 1) || (addr & 0x0fffULL)) { - program_interrupt(env, PGM_SPECIFICATION, ILEN_AUTO); - return; - } - if (!address_space_access_valid(&address_space_memory, addr, - sizeof(IplParameterBlock), false)) { - program_interrupt(env, PGM_ADDRESSING, ILEN_AUTO); - return; - } - iplb = g_malloc0(sizeof(IplParameterBlock)); - cpu_physical_memory_read(addr, iplb, sizeof(iplb->len)); - if (!iplb_valid_len(iplb)) { - env->regs[r1 + 1] = DIAG_308_RC_INVALID; - goto out; - } - - cpu_physical_memory_read(addr, iplb, be32_to_cpu(iplb->len)); - - if (!iplb_valid_ccw(iplb) && !iplb_valid_fcp(iplb)) { - env->regs[r1 + 1] = DIAG_308_RC_INVALID; - goto out; - } - - s390_ipl_update_diag308(iplb); - env->regs[r1 + 1] = DIAG_308_RC_OK; -out: - g_free(iplb); - return; - case 6: - if ((r1 & 1) || (addr & 0x0fffULL)) { - program_interrupt(env, PGM_SPECIFICATION, ILEN_AUTO); - return; - } - if (!address_space_access_valid(&address_space_memory, addr, - sizeof(IplParameterBlock), true)) { - program_interrupt(env, PGM_ADDRESSING, ILEN_AUTO); - return; - } - iplb = s390_ipl_get_iplb(); - if (iplb) { - cpu_physical_memory_write(addr, iplb, be32_to_cpu(iplb->len)); - env->regs[r1 + 1] = DIAG_308_RC_OK; - } else { - env->regs[r1 + 1] = DIAG_308_RC_NO_CONF; - } - return; - default: - hw_error("Unhandled diag308 subcode %" PRIx64, subcode); - break; - } -} -#endif - void HELPER(diag)(CPUS390XState *env, uint32_t r1, uint32_t r3, uint32_t num) { uint64_t r; |