aboutsummaryrefslogtreecommitdiff
path: root/target/ppc/cpu.h
diff options
context:
space:
mode:
Diffstat (limited to 'target/ppc/cpu.h')
-rw-r--r--target/ppc/cpu.h118
1 files changed, 51 insertions, 67 deletions
diff --git a/target/ppc/cpu.h b/target/ppc/cpu.h
index 2015e60..6b90543 100644
--- a/target/ppc/cpu.h
+++ b/target/ppc/cpu.h
@@ -22,7 +22,9 @@
#include "qemu/int128.h"
#include "qemu/cpu-float.h"
+#include "exec/cpu-common.h"
#include "exec/cpu-defs.h"
+#include "exec/cpu-interrupt.h"
#include "cpu-qom.h"
#include "qom/object.h"
#include "hw/registerfields.h"
@@ -40,6 +42,7 @@
#define PPC_BIT_NR(bit) (63 - (bit))
#define PPC_BIT(bit) (0x8000000000000000ULL >> (bit))
+#define PPC_BIT32_NR(bit) (31 - (bit))
#define PPC_BIT32(bit) (0x80000000 >> (bit))
#define PPC_BIT8(bit) (0x80 >> (bit))
#define PPC_BITMASK(bs, be) ((PPC_BIT(bs) - PPC_BIT(be)) | PPC_BIT(bs))
@@ -215,6 +218,8 @@ typedef enum powerpc_excp_t {
POWERPC_EXCP_POWER9,
/* POWER10 exception model */
POWERPC_EXCP_POWER10,
+ /* POWER11 exception model */
+ POWERPC_EXCP_POWER11,
} powerpc_excp_t;
/*****************************************************************************/
@@ -634,8 +639,8 @@ FIELD(MSR, LE, MSR_LE, 1)
#define PSSCR_EC PPC_BIT(43) /* Exit Criterion */
/* HFSCR bits */
-#define HFSCR_MSGP PPC_BIT(53) /* Privileged Message Send Facilities */
-#define HFSCR_BHRB PPC_BIT(59) /* BHRB Instructions */
+#define HFSCR_MSGP PPC_BIT_NR(53) /* Privileged Message Send Facilities */
+#define HFSCR_BHRB PPC_BIT_NR(59) /* BHRB Instructions */
#define HFSCR_IC_MSGP 0xA
#define DBCR0_ICMP (1 << 27)
@@ -1197,21 +1202,6 @@ DEXCR_ASPECT(NPHIE, 5)
DEXCR_ASPECT(PHIE, 6)
/*****************************************************************************/
-/* PowerNV ChipTOD and TimeBase State Machine */
-struct pnv_tod_tbst {
- int tb_ready_for_tod; /* core TB ready to receive TOD from chiptod */
- int tod_sent_to_tb; /* chiptod sent TOD to the core TB */
-
- /*
- * "Timers" for async TBST events are simulated by mfTFAC because TFAC
- * is polled for such events. These are just used to ensure firmware
- * performs the polling at least a few times.
- */
- int tb_state_timer;
- int tb_sync_pulse_timer;
-};
-
-/*****************************************************************************/
/* The whole PowerPC CPU context */
/*
@@ -1262,15 +1252,17 @@ struct CPUArchState {
/* when a memory exception occurs, the access type is stored here */
int access_type;
+ /* For SMT processors */
+ bool has_smt_siblings;
+ int core_index;
+ int chip_index;
+
#if !defined(CONFIG_USER_ONLY)
/* MMU context, only relevant for full system emulation */
#if defined(TARGET_PPC64)
ppc_slb_t slb[MAX_SLB_ENTRIES]; /* PowerPC 64 SLB area */
struct CPUBreakpoint *ciabr_breakpoint;
- struct CPUWatchpoint *dawr0_watchpoint;
-
- /* POWER CPU regs/state */
- target_ulong scratch[8]; /* SCRATCH registers (shared across core) */
+ struct CPUWatchpoint *dawr_watchpoint[2];
#endif
target_ulong sr[32]; /* segment registers */
uint32_t nb_BATs; /* number of BATs */
@@ -1291,12 +1283,6 @@ struct CPUArchState {
uint32_t tlb_need_flush; /* Delayed flush needed */
#define TLB_NEED_LOCAL_FLUSH 0x1
#define TLB_NEED_GLOBAL_FLUSH 0x2
-
-#if defined(TARGET_PPC64)
- /* PowerNV chiptod / timebase facility state. */
- /* Would be nice to put these into PnvCore */
- struct pnv_tod_tbst pnv_tod_tbst;
-#endif
#endif
/* Other registers */
@@ -1372,6 +1358,18 @@ struct CPUArchState {
* special way (such as routing some resume causes to 0x100, i.e. sreset).
*/
bool resume_as_sreset;
+
+ /*
+ * On powernv, quiesced means the CPU has been stopped using PC direct
+ * control xscom registers.
+ *
+ * On spapr, quiesced means it is in the "RTAS stopped" state.
+ *
+ * The core halted/stopped variables aren't sufficient for this, because
+ * they can be changed with various side-band operations like qmp cont,
+ * powersave interrupts, etc.
+ */
+ bool quiesced;
#endif
/* These resources are used only in TCG */
@@ -1426,12 +1424,12 @@ struct CPUArchState {
uint64_t pmu_base_time;
};
-#define _CORE_ID(cs) \
- (POWERPC_CPU(cs)->env.spr_cb[SPR_PIR].default_value & ~(cs->nr_threads - 1))
-
#define THREAD_SIBLING_FOREACH(cs, cs_sibling) \
CPU_FOREACH(cs_sibling) \
- if (_CORE_ID(cs) == _CORE_ID(cs_sibling))
+ if ((POWERPC_CPU(cs)->env.chip_index == \
+ POWERPC_CPU(cs_sibling)->env.chip_index) && \
+ (POWERPC_CPU(cs)->env.core_index == \
+ POWERPC_CPU(cs_sibling)->env.core_index))
#define SET_FIT_PERIOD(a_, b_, c_, d_) \
do { \
@@ -1476,16 +1474,6 @@ struct ArchCPU {
/* Those resources are used only during code translation */
/* opcode handlers */
opc_handler_t *opcodes[PPC_CPU_OPCODES_LEN];
-
- /* Fields related to migration compatibility hacks */
- bool pre_2_8_migration;
- target_ulong mig_msr_mask;
- uint64_t mig_insns_flags;
- uint64_t mig_insns_flags2;
- uint32_t mig_nb_BATs;
- bool pre_2_10_migration;
- bool pre_3_0_migration;
- int32_t mig_slb_nr;
};
/**
@@ -1504,6 +1492,7 @@ struct PowerPCCPUClass {
void (*parent_parse_features)(const char *type, char *str, Error **errp);
uint32_t pvr;
+ uint32_t spapr_logical_pvr;
/*
* If @best is false, match if pcc is in the family of pvr
* Else match only if pcc is the best match for pvr in this family.
@@ -1535,6 +1524,17 @@ struct PowerPCCPUClass {
int (*check_attn)(CPUPPCState *env);
};
+static inline bool ppc_cpu_core_single_threaded(CPUState *cs)
+{
+ return !POWERPC_CPU(cs)->env.has_smt_siblings;
+}
+
+static inline bool ppc_cpu_lpar_single_threaded(CPUState *cs)
+{
+ return !(POWERPC_CPU(cs)->env.flags & POWERPC_FLAG_SMT_1LPAR) ||
+ ppc_cpu_core_single_threaded(cs);
+}
+
ObjectClass *ppc_cpu_class_by_name(const char *name);
PowerPCCPUClass *ppc_cpu_class_by_pvr(uint32_t pvr);
PowerPCCPUClass *ppc_cpu_class_by_pvr_mask(uint32_t pvr);
@@ -1594,20 +1594,22 @@ extern const VMStateDescription vmstate_ppc_cpu;
/*****************************************************************************/
void ppc_translate_init(void);
+void ppc_translate_code(CPUState *cs, TranslationBlock *tb,
+ int *max_insns, vaddr pc, void *host_pc);
#if !defined(CONFIG_USER_ONLY)
void ppc_store_sdr1(CPUPPCState *env, target_ulong value);
void ppc_store_lpcr(PowerPCCPU *cpu, target_ulong val);
void ppc_update_ciabr(CPUPPCState *env);
void ppc_store_ciabr(CPUPPCState *env, target_ulong value);
-void ppc_update_daw0(CPUPPCState *env);
+void ppc_update_daw(CPUPPCState *env, int rid);
void ppc_store_dawr0(CPUPPCState *env, target_ulong value);
void ppc_store_dawrx0(CPUPPCState *env, uint32_t value);
+void ppc_store_dawr1(CPUPPCState *env, target_ulong value);
+void ppc_store_dawrx1(CPUPPCState *env, uint32_t value);
#endif /* !defined(CONFIG_USER_ONLY) */
void ppc_store_msr(CPUPPCState *env, target_ulong value);
-void ppc_cpu_list(void);
-
/* Time-base and decrementer management */
uint64_t cpu_ppc_load_tbl(CPUPPCState *env);
uint32_t cpu_ppc_load_tbu(CPUPPCState *env);
@@ -1669,8 +1671,6 @@ static inline uint64_t ppc_dump_gpr(CPUPPCState *env, int gprn)
int ppc_dcr_read(ppc_dcr_t *dcr_env, int dcrn, uint32_t *valp);
int ppc_dcr_write(ppc_dcr_t *dcr_env, int dcrn, uint32_t val);
-#define cpu_list ppc_cpu_list
-
/* MMU modes definitions */
#define MMU_USER_IDX 0
static inline int ppc_env_mmu_index(CPUPPCState *env, bool ifetch)
@@ -1700,8 +1700,6 @@ void ppc_compat_add_property(Object *obj, const char *name,
uint32_t *compat_pvr, const char *basedesc);
#endif /* defined(TARGET_PPC64) */
-#include "exec/cpu-all.h"
-
/*****************************************************************************/
/* CRF definitions */
#define CRF_LT_BIT 3
@@ -2102,6 +2100,7 @@ void ppc_compat_add_property(Object *obj, const char *name,
#define SPR_VTB (0x351)
#define SPR_LDBAR (0x352)
#define SPR_MMCRC (0x353)
+#define SPR_PMSR (0x355)
#define SPR_PSSCR (0x357)
#define SPR_440_INV0 (0x370)
#define SPR_440_INV1 (0x371)
@@ -2109,8 +2108,10 @@ void ppc_compat_add_property(Object *obj, const char *name,
#define SPR_440_INV2 (0x372)
#define SPR_TRIG2 (0x372)
#define SPR_440_INV3 (0x373)
+#define SPR_PMCR (0x374)
#define SPR_440_ITV0 (0x374)
#define SPR_440_ITV1 (0x375)
+#define SPR_RWMR (0x375)
#define SPR_440_ITV2 (0x376)
#define SPR_440_ITV3 (0x377)
#define SPR_440_CCR1 (0x378)
@@ -2750,24 +2751,6 @@ void cpu_write_xer(CPUPPCState *env, target_ulong xer);
*/
#define is_book3s_arch2x(ctx) (!!((ctx)->insns_flags & PPC_SEGMENT_64B))
-#ifdef CONFIG_DEBUG_TCG
-void cpu_get_tb_cpu_state(CPUPPCState *env, vaddr *pc,
- uint64_t *cs_base, uint32_t *flags);
-#else
-static inline void cpu_get_tb_cpu_state(CPUPPCState *env, vaddr *pc,
- uint64_t *cs_base, uint32_t *flags)
-{
- *pc = env->nip;
- *cs_base = 0;
- *flags = env->hflags;
-}
-#endif
-
-G_NORETURN void raise_exception(CPUPPCState *env, uint32_t exception);
-G_NORETURN void raise_exception_ra(CPUPPCState *env, uint32_t exception,
- uintptr_t raddr);
-G_NORETURN void raise_exception_err(CPUPPCState *env, uint32_t exception,
- uint32_t error_code);
G_NORETURN void raise_exception_err_ra(CPUPPCState *env, uint32_t exception,
uint32_t error_code, uintptr_t raddr);
@@ -3051,7 +3034,8 @@ static inline int check_attn_none(CPUPPCState *env)
#define POWERPC_FAMILY(_name) \
static void \
- glue(glue(ppc_, _name), _cpu_family_class_init)(ObjectClass *, void *); \
+ glue(glue(ppc_, _name), _cpu_family_class_init)(ObjectClass *, \
+ const void *); \
\
static const TypeInfo \
glue(glue(ppc_, _name), _cpu_family_type_info) = { \
generated by cgit v1.1 at 2025-07-03 02:42:43 +0000