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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA
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#define ELF_MACHINE EM_SH
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#define SH_CPU_SH7750 (1 << 0)
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#define SH_CPU_SH7750S (1 << 1)
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#define SH_CPU_SH7750R (1 << 2)
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#define SH_CPU_SH7751 (1 << 3)
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#define SH_CPU_SH7751R (1 << 4)
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#define SH_CPU_SH7785 (1 << 5)
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#define SH_CPU_SH7750_ALL (SH_CPU_SH7750 | SH_CPU_SH7750S | SH_CPU_SH7750R)
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#define SH_CPU_SH7751_ALL (SH_CPU_SH7751 | SH_CPU_SH7751R)
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#include "cpu-defs.h"
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#include "softfloat.h"
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uint32_t fpscr; /* floating point status/control register */
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uint32_t fpul; /* floating point communication register */
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/* temporary float registers */
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/* float point status register */
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float_status fp_status;
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/* The features that we should emulate. See sh_features above. */
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/* Those belong to the specific unit (SH7750) but are handled here */
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uint32_t mmucr; /* MMU control register */
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uint32_t pteh; /* page table entry high register */
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uint32_t expevt; /* exception event register */
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uint32_t intevt; /* interrupt event register */
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int interrupt_request;
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uint32_t pvr; /* Processor Version Register */
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uint32_t prr; /* Processor Revision Register */
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uint32_t cvr; /* Cache Version Register */
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CPU_COMMON tlb_t utlb[UTLB_SIZE]; /* unified translation table */
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tlb_t itlb[ITLB_SIZE]; /* instruction translation table */
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void *intc_handle;
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int intr_at_halt; /* SR_BL ignored during sleep */
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CPUSH4State *cpu_sh4_init(const char *cpu_model);
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int cpu_sh4_exec(CPUSH4State * s);
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int cpu_sh4_signal_handler(int host_signum, void *pinfo,
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int cpu_sh4_handle_mmu_fault(CPUSH4State * env, target_ulong address, int rw,
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int mmu_idx, int is_softmmu);
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void do_interrupt(CPUSH4State * env);
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void sh4_cpu_list(FILE *f, int (*cpu_fprintf)(FILE *f, const char *fmt, ...));
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void cpu_sh4_write_mmaped_utlb_addr(CPUSH4State *s, target_phys_addr_t addr,
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static inline void cpu_set_tls(CPUSH4State *env, target_ulong newtls)
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void cpu_load_tlb(CPUSH4State * env);
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#include "softfloat.h"
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#define MMUCR 0x1F000010
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#define MMUCR_AT (1<<0)
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#define MMUCR_SV (1<<8)
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#define MMUCR_URC_BITS (6)
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#define MMUCR_URC_OFFSET (10)
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#define MMUCR_URC_SIZE (1 << MMUCR_URC_BITS)
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#define MMUCR_URC_MASK (((MMUCR_URC_SIZE) - 1) << MMUCR_URC_OFFSET)
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static inline int cpu_mmucr_urc (uint32_t mmucr)
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return ((mmucr & MMUCR_URC_MASK) >> MMUCR_URC_OFFSET);
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/* PTEH : Page Translation Entry High register */
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#define PTEH_ASID_BITS (8)
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#define PTEH_ASID_SIZE (1 << PTEH_ASID_BITS)
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#define PTEH_ASID_MASK (PTEH_ASID_SIZE - 1)
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#define cpu_pteh_asid(pteh) ((pteh) & PTEH_ASID_MASK)
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#define PTEH_VPN_BITS (22)
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#define PTEH_VPN_OFFSET (10)
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#define PTEH_VPN_SIZE (1 << PTEH_VPN_BITS)
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#define PTEH_VPN_MASK (((PTEH_VPN_SIZE) - 1) << PTEH_VPN_OFFSET)
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static inline int cpu_pteh_vpn (uint32_t pteh)
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return ((pteh & PTEH_VPN_MASK) >> PTEH_VPN_OFFSET);
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/* PTEL : Page Translation Entry Low register */
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#define PTEL_V (1 << 8)
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#define cpu_ptel_v(ptel) (((ptel) & PTEL_V) >> 8)
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#define PTEL_C (1 << 3)
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#define cpu_ptel_c(ptel) (((ptel) & PTEL_C) >> 3)
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#define PTEL_D (1 << 2)
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#define cpu_ptel_d(ptel) (((ptel) & PTEL_D) >> 2)
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#define PTEL_SH (1 << 1)
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#define cpu_ptel_sh(ptel)(((ptel) & PTEL_SH) >> 1)
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#define PTEL_WT (1 << 0)
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#define cpu_ptel_wt(ptel) ((ptel) & PTEL_WT)
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#define PTEL_SZ_HIGH_OFFSET (7)
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#define PTEL_SZ_HIGH (1 << PTEL_SZ_HIGH_OFFSET)
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#define PTEL_SZ_LOW_OFFSET (4)
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#define PTEL_SZ_LOW (1 << PTEL_SZ_LOW_OFFSET)
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static inline int cpu_ptel_sz (uint32_t ptel)
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sz = (ptel & PTEL_SZ_HIGH) >> PTEL_SZ_HIGH_OFFSET;
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sz |= (ptel & PTEL_SZ_LOW) >> PTEL_SZ_LOW_OFFSET;
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#define PTEL_PPN_BITS (19)
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#define PTEL_PPN_OFFSET (10)
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#define PTEL_PPN_SIZE (1 << PTEL_PPN_BITS)
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#define PTEL_PPN_MASK (((PTEL_PPN_SIZE) - 1) << PTEL_PPN_OFFSET)
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static inline int cpu_ptel_ppn (uint32_t ptel)
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return ((ptel & PTEL_PPN_MASK) >> PTEL_PPN_OFFSET);
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#define PTEL_PR_BITS (2)
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#define PTEL_PR_OFFSET (5)
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#define PTEL_PR_SIZE (1 << PTEL_PR_BITS)
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#define PTEL_PR_MASK (((PTEL_PR_SIZE) - 1) << PTEL_PR_OFFSET)
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static inline int cpu_ptel_pr (uint32_t ptel)
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return ((ptel & PTEL_PR_MASK) >> PTEL_PR_OFFSET);
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/* PTEA : Page Translation Entry Assistance register */
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#define PTEA_SA_BITS (3)
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#define PTEA_SA_SIZE (1 << PTEA_SA_BITS)
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#define PTEA_SA_MASK (PTEA_SA_SIZE - 1)
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#define cpu_ptea_sa(ptea) ((ptea) & PTEA_SA_MASK)
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#define PTEA_TC (1 << 3)
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#define cpu_ptea_tc(ptea) (((ptea) & PTEA_TC) >> 3)
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static inline void cpu_pc_from_tb(CPUState *env, TranslationBlock *tb)
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env->flags = tb->flags;
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static inline void cpu_get_tb_cpu_state(CPUState *env, target_ulong *pc,
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target_ulong *cs_base, int *flags)
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*flags = (env->flags & (DELAY_SLOT | DELAY_SLOT_CONDITIONAL
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| DELAY_SLOT_TRUE | DELAY_SLOT_CLEARME)) /* Bits 0- 3 */
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| (env->fpscr & (FPSCR_FR | FPSCR_SZ | FPSCR_PR)) /* Bits 19-21 */
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| (env->sr & (SR_MD | SR_RB)) /* Bits 29-30 */
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| (env->sr & SR_FD); /* Bit 15 */
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#endif /* _CPU_SH4_H */