diff options
Diffstat (limited to 'arch/alpha/ev5.hh')
| -rw-r--r-- | arch/alpha/ev5.hh | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/arch/alpha/ev5.hh b/arch/alpha/ev5.hh new file mode 100644 index 000000000..c3330bc01 --- /dev/null +++ b/arch/alpha/ev5.hh @@ -0,0 +1,104 @@ +/* $Id$ */ + +#ifndef __EV5_H__ +#define __EV5_H__ + +#ifndef SYSTEM_EV5 +#error This code is only valid for EV5 systems +#endif + +#include "isa_traits.hh" + +void m5_exit(); + +//////////////////////////////////////////////////////////////////////// +// +// +// + +//////////////////////////////////////////////////////////////////////// +// +// +// + +#define MODE2MASK(X) (1 << (X)) + +// Alpha IPR register accessors +#define PC_PAL(X) ((X) & 0x1) +#define MCSR_SP(X) (((X) >> 1) & 0x3) + +#define ICSR_SDE(X) (((X) >> 30) & 0x1) +#define ICSR_SPE(X) (((X) >> 28) & 0x3) +#define ICSR_FPE(X) (((X) >> 26) & 0x1) + +#define ALT_MODE_AM(X) (((X) >> 3) & 0x3) + +#define DTB_CM_CM(X) (((X) >> 3) & 0x3) +#define DTB_ASN_ASN(X) (((X) >> 57) & 0x7f) +#define DTB_PTE_PPN(X) (((X) >> 32) & 0x07ffffff) +#define DTB_PTE_XRE(X) (((X) >> 8) & 0xf) +#define DTB_PTE_XWE(X) (((X) >> 12) & 0xf) +#define DTB_PTE_FONR(X) (((X) >> 1) & 0x1) +#define DTB_PTE_FONW(X) (((X) >> 2) & 0x1) +#define DTB_PTE_GH(X) (((X) >> 5) & 0x3) +#define DTB_PTE_ASMA(X) (((X) >> 4) & 0x1) + +#define ICM_CM(X) (((X) >> 3) & 0x3) +#define ITB_ASN_ASN(X) (((X) >> 4) & 0x7f) +#define ITB_PTE_PPN(X) (((X) >> 32) & 0x07ffffff) +#define ITB_PTE_XRE(X) (((X) >> 8) & 0xf) +#define ITB_PTE_FONR(X) (((X) >> 1) & 0x1) +#define ITB_PTE_FONW(X) (((X) >> 2) & 0x1) +#define ITB_PTE_GH(X) (((X) >> 5) & 0x3) +#define ITB_PTE_ASMA(X) (((X) >> 4) & 0x1) + +#define VA_UNIMPL_MASK ULL(0xfffff80000000000) +#define VA_IMPL_MASK ULL(0x000007ffffffffff) +#define VA_IMPL(X) ((X) & VA_IMPL_MASK) +#define VA_VPN(X) (VA_IMPL(X) >> 13) +#define VA_SPACE(X) (((X) >> 41) & 0x3) +#define VA_POFS(X) ((X) & 0x1fff) + +#define PA_IMPL_MASK ULL(0xffffffffff) +#define PA_UNCACHED_BIT ULL(0x8000000000) +#define PA_IPR_SPACE(X) ((X) >= ULL(0xFFFFF00000)) + +#define PA_PFN2PA(X) ((X) << 13) + + +#define MM_STAT_BAD_VA_MASK 0x0020 +#define MM_STAT_DTB_MISS_MASK 0x0010 +#define MM_STAT_FONW_MASK 0x0008 +#define MM_STAT_FONR_MASK 0x0004 +#define MM_STAT_ACV_MASK 0x0002 +#define MM_STAT_WR_MASK 0x0001 + + +//////////////////////////////////////////////////////////////////////// +// +// +// + +// VPTE size for HW_LD/HW_ST +#define HW_VPTE ((inst >> 11) & 0x1) + +// QWORD size for HW_LD/HW_ST +#define HW_QWORD ((inst >> 12) & 0x1) + +// ALT mode for HW_LD/HW_ST +#define HW_ALT (((inst >> 14) & 0x1) ? ALTMODE : 0) + +// LOCK/COND mode for HW_LD/HW_ST +#define HW_LOCK (((inst >> 10) & 0x1) ? LOCKED : 0) +#define HW_COND (((inst >> 10) & 0x1) ? LOCKED : 0) + +// PHY size for HW_LD/HW_ST +#define HW_PHY (((inst >> 15) & 0x1) ? PHYSICAL : 0) + +// OFFSET for HW_LD/HW_ST +#define HW_OFS (inst & 0x3ff) + + +#define PAL_BASE 0x4000 + +#endif //__EV5_H__ |