From: Philippe Mathieu-Daudé <[email protected]> s390_store_status() is only called within sigp.c, move it and the SigpSaveArea structure definition there where it belongs, with other SIGP handling code.
Signed-off-by: Philippe Mathieu-Daudé <[email protected]> Reviewed-by: Thomas Huth <[email protected]> Message-ID: <[email protected]> Signed-off-by: Thomas Huth <[email protected]> --- target/s390x/s390x-internal.h | 2 -- target/s390x/helper.c | 67 ---------------------------------- target/s390x/sigp.c | 68 +++++++++++++++++++++++++++++++++++ 3 files changed, 68 insertions(+), 69 deletions(-) diff --git a/target/s390x/s390x-internal.h b/target/s390x/s390x-internal.h index a49dca94a75..9691366ec91 100644 --- a/target/s390x/s390x-internal.h +++ b/target/s390x/s390x-internal.h @@ -323,8 +323,6 @@ void s390x_cpu_timer(void *opaque); void s390_handle_wait(S390CPU *cpu); hwaddr s390_cpu_get_phys_page_debug(CPUState *cpu, vaddr addr); hwaddr s390_cpu_get_phys_addr_debug(CPUState *cpu, vaddr addr); -#define S390_STORE_STATUS_DEF_ADDR offsetof(LowCore, floating_pt_save_area) -int s390_store_status(S390CPU *cpu, hwaddr addr, bool store_arch); LowCore *cpu_map_lowcore(CPUS390XState *env); void cpu_unmap_lowcore(CPUS390XState *env, LowCore *lowcore); #endif /* CONFIG_USER_ONLY */ diff --git a/target/s390x/helper.c b/target/s390x/helper.c index 84321e1d68e..184428c6d9d 100644 --- a/target/s390x/helper.c +++ b/target/s390x/helper.c @@ -24,7 +24,6 @@ #include "gdbstub/helpers.h" #include "qemu/timer.h" #include "hw/s390x/ioinst.h" -#include "target/s390x/kvm/pv.h" #include "system/hw_accel.h" #include "system/memory.h" #include "system/runstate.h" @@ -182,69 +181,3 @@ void s390_cpu_recompute_watchpoints(CPUState *cs) wp_flags, NULL); } } - -typedef struct SigpSaveArea { - uint64_t fprs[16]; /* 0x0000 */ - uint64_t grs[16]; /* 0x0080 */ - PSW psw; /* 0x0100 */ - uint8_t pad_0x0110[0x0118 - 0x0110]; /* 0x0110 */ - uint32_t prefix; /* 0x0118 */ - uint32_t fpc; /* 0x011c */ - uint8_t pad_0x0120[0x0124 - 0x0120]; /* 0x0120 */ - uint32_t todpr; /* 0x0124 */ - uint64_t cputm; /* 0x0128 */ - uint64_t ckc; /* 0x0130 */ - uint8_t pad_0x0138[0x0140 - 0x0138]; /* 0x0138 */ - uint32_t ars[16]; /* 0x0140 */ - uint64_t crs[16]; /* 0x0384 */ -} SigpSaveArea; -QEMU_BUILD_BUG_ON(sizeof(SigpSaveArea) != 512); - -int s390_store_status(S390CPU *cpu, hwaddr addr, bool store_arch) -{ - static const uint8_t ar_id = 1; - SigpSaveArea *sa; - hwaddr len = sizeof(*sa); - int i; - - /* For PVMs storing will occur when this cpu enters SIE again */ - if (s390_is_pv()) { - return 0; - } - - sa = cpu_physical_memory_map(addr, &len, true); - if (!sa) { - return -EFAULT; - } - if (len != sizeof(*sa)) { - cpu_physical_memory_unmap(sa, len, 1, 0); - return -EFAULT; - } - - if (store_arch) { - cpu_physical_memory_write(offsetof(LowCore, ar_access_id), &ar_id, 1); - } - for (i = 0; i < 16; ++i) { - sa->fprs[i] = cpu_to_be64(*get_freg(&cpu->env, i)); - } - for (i = 0; i < 16; ++i) { - sa->grs[i] = cpu_to_be64(cpu->env.regs[i]); - } - sa->psw.addr = cpu_to_be64(cpu->env.psw.addr); - sa->psw.mask = cpu_to_be64(s390_cpu_get_psw_mask(&cpu->env)); - sa->prefix = cpu_to_be32(cpu->env.psa); - sa->fpc = cpu_to_be32(cpu->env.fpc); - sa->todpr = cpu_to_be32(cpu->env.todpr); - sa->cputm = cpu_to_be64(cpu->env.cputm); - sa->ckc = cpu_to_be64(cpu->env.ckc >> 8); - for (i = 0; i < 16; ++i) { - sa->ars[i] = cpu_to_be32(cpu->env.aregs[i]); - } - for (i = 0; i < 16; ++i) { - sa->crs[i] = cpu_to_be64(cpu->env.cregs[i]); - } - - cpu_physical_memory_unmap(sa, len, 1, len); - - return 0; -} diff --git a/target/s390x/sigp.c b/target/s390x/sigp.c index 1464be76983..2487acdb49e 100644 --- a/target/s390x/sigp.c +++ b/target/s390x/sigp.c @@ -19,6 +19,7 @@ #include "system/tcg.h" #include "trace.h" #include "qapi/qapi-types-machine.h" +#include "target/s390x/kvm/pv.h" QemuMutex qemu_sigp_mutex; @@ -126,6 +127,73 @@ static void sigp_stop(CPUState *cs, run_on_cpu_data arg) si->cc = SIGP_CC_ORDER_CODE_ACCEPTED; } +typedef struct SigpSaveArea { + uint64_t fprs[16]; /* 0x0000 */ + uint64_t grs[16]; /* 0x0080 */ + PSW psw; /* 0x0100 */ + uint8_t pad_0x0110[0x0118 - 0x0110]; /* 0x0110 */ + uint32_t prefix; /* 0x0118 */ + uint32_t fpc; /* 0x011c */ + uint8_t pad_0x0120[0x0124 - 0x0120]; /* 0x0120 */ + uint32_t todpr; /* 0x0124 */ + uint64_t cputm; /* 0x0128 */ + uint64_t ckc; /* 0x0130 */ + uint8_t pad_0x0138[0x0140 - 0x0138]; /* 0x0138 */ + uint32_t ars[16]; /* 0x0140 */ + uint64_t crs[16]; /* 0x0384 */ +} SigpSaveArea; +QEMU_BUILD_BUG_ON(sizeof(SigpSaveArea) != 512); + +#define S390_STORE_STATUS_DEF_ADDR offsetof(LowCore, floating_pt_save_area) +static int s390_store_status(S390CPU *cpu, hwaddr addr, bool store_arch) +{ + static const uint8_t ar_id = 1; + SigpSaveArea *sa; + hwaddr len = sizeof(*sa); + int i; + + /* For PVMs storing will occur when this cpu enters SIE again */ + if (s390_is_pv()) { + return 0; + } + + sa = cpu_physical_memory_map(addr, &len, true); + if (!sa) { + return -EFAULT; + } + if (len != sizeof(*sa)) { + cpu_physical_memory_unmap(sa, len, 1, 0); + return -EFAULT; + } + + if (store_arch) { + cpu_physical_memory_write(offsetof(LowCore, ar_access_id), &ar_id, 1); + } + for (i = 0; i < 16; ++i) { + sa->fprs[i] = cpu_to_be64(*get_freg(&cpu->env, i)); + } + for (i = 0; i < 16; ++i) { + sa->grs[i] = cpu_to_be64(cpu->env.regs[i]); + } + sa->psw.addr = cpu_to_be64(cpu->env.psw.addr); + sa->psw.mask = cpu_to_be64(s390_cpu_get_psw_mask(&cpu->env)); + sa->prefix = cpu_to_be32(cpu->env.psa); + sa->fpc = cpu_to_be32(cpu->env.fpc); + sa->todpr = cpu_to_be32(cpu->env.todpr); + sa->cputm = cpu_to_be64(cpu->env.cputm); + sa->ckc = cpu_to_be64(cpu->env.ckc >> 8); + for (i = 0; i < 16; ++i) { + sa->ars[i] = cpu_to_be32(cpu->env.aregs[i]); + } + for (i = 0; i < 16; ++i) { + sa->crs[i] = cpu_to_be64(cpu->env.cregs[i]); + } + + cpu_physical_memory_unmap(sa, len, 1, len); + + return 0; +} + static void sigp_stop_and_store_status(CPUState *cs, run_on_cpu_data arg) { S390CPU *cpu = S390_CPU(cs); -- 2.51.0
