Revision 3cd7d1dd target-ppc/cpu.h
| b/target-ppc/cpu.h | ||
|---|---|---|
| 24 | 24 |
#include <inttypes.h> |
| 25 | 25 |
|
| 26 | 26 |
#if defined (TARGET_PPC64) |
| 27 |
/* PowerPC 64 definitions */ |
|
| 27 | 28 |
typedef uint64_t ppc_gpr_t; |
| 28 | 29 |
#define TARGET_GPR_BITS 64 |
| 29 | 30 |
#define TARGET_LONG_BITS 64 |
| 30 | 31 |
#define REGX "%016" PRIx64 |
| 31 | 32 |
#define TARGET_PAGE_BITS 12 |
| 32 |
#elif defined(TARGET_PPCEMB) |
|
| 33 |
/* BookE have 36 bits physical address space */ |
|
| 34 |
#define TARGET_PHYS_ADDR_BITS 64 |
|
| 35 |
/* GPR are 64 bits: used by vector extension */ |
|
| 36 |
typedef uint64_t ppc_gpr_t; |
|
| 37 |
#define TARGET_GPR_BITS 64 |
|
| 38 |
#define TARGET_LONG_BITS 32 |
|
| 39 |
#define REGX "%016" PRIx64 |
|
| 40 |
#if defined(CONFIG_USER_ONLY) |
|
| 41 |
/* It looks like a lot of Linux programs assume page size |
|
| 42 |
* is 4kB long. This is evil, but we have to deal with it... |
|
| 43 |
*/ |
|
| 44 |
#define TARGET_PAGE_BITS 12 |
|
| 45 |
#else |
|
| 46 |
/* Pages can be 1 kB small */ |
|
| 47 |
#define TARGET_PAGE_BITS 10 |
|
| 48 |
#endif |
|
| 49 |
#else |
|
| 33 |
|
|
| 34 |
#else /* defined (TARGET_PPC64) */ |
|
| 35 |
/* PowerPC 32 definitions */ |
|
| 50 | 36 |
#if (HOST_LONG_BITS >= 64) |
| 51 | 37 |
/* When using 64 bits temporary registers, |
| 52 | 38 |
* we can use 64 bits GPR with no extra cost |
| 53 |
* It's even an optimization as it will prevent
|
|
| 39 |
* It's even an optimization as this will prevent
|
|
| 54 | 40 |
* the compiler to do unuseful masking in the micro-ops. |
| 55 | 41 |
*/ |
| 56 | 42 |
typedef uint64_t ppc_gpr_t; |
| 57 | 43 |
#define TARGET_GPR_BITS 64 |
| 58 | 44 |
#define REGX "%08" PRIx64 |
| 59 |
#else |
|
| 45 |
#else /* (HOST_LONG_BITS >= 64) */
|
|
| 60 | 46 |
typedef uint32_t ppc_gpr_t; |
| 61 | 47 |
#define TARGET_GPR_BITS 32 |
| 62 | 48 |
#define REGX "%08" PRIx32 |
| 63 |
#endif |
|
| 49 |
#endif /* (HOST_LONG_BITS >= 64) */ |
|
| 50 |
|
|
| 64 | 51 |
#define TARGET_LONG_BITS 32 |
| 52 |
|
|
| 53 |
#if defined(TARGET_PPCEMB) |
|
| 54 |
/* Specific definitions for PowerPC embedded */ |
|
| 55 |
/* BookE have 36 bits physical address space */ |
|
| 56 |
#define TARGET_PHYS_ADDR_BITS 64 |
|
| 57 |
#if defined(CONFIG_USER_ONLY) |
|
| 58 |
/* It looks like a lot of Linux programs assume page size |
|
| 59 |
* is 4kB long. This is evil, but we have to deal with it... |
|
| 60 |
*/ |
|
| 65 | 61 |
#define TARGET_PAGE_BITS 12 |
| 66 |
#endif |
|
| 62 |
#else /* defined(CONFIG_USER_ONLY) */ |
|
| 63 |
/* Pages can be 1 kB small */ |
|
| 64 |
#define TARGET_PAGE_BITS 10 |
|
| 65 |
#endif /* defined(CONFIG_USER_ONLY) */ |
|
| 66 |
#else /* defined(TARGET_PPCEMB) */ |
|
| 67 |
/* "standard" PowerPC 32 definitions */ |
|
| 68 |
#define TARGET_PAGE_BITS 12 |
|
| 69 |
#endif /* defined(TARGET_PPCEMB) */ |
|
| 70 |
|
|
| 71 |
#endif /* defined (TARGET_PPC64) */ |
|
| 67 | 72 |
|
| 68 | 73 |
#include "cpu-defs.h" |
| 69 | 74 |
|
| ... | ... | |
| 166 | 171 |
POWERPC_EXCP_ITLB = 14, /* Instruction TLB error */ |
| 167 | 172 |
POWERPC_EXCP_DEBUG = 15, /* Debug interrupt */ |
| 168 | 173 |
/* Vectors 16 to 31 are reserved */ |
| 169 |
#if defined(TARGET_PPCEMB) |
|
| 170 | 174 |
POWERPC_EXCP_SPEU = 32, /* SPE/embedded floating-point unavailable */ |
| 171 | 175 |
POWERPC_EXCP_EFPDI = 33, /* Embedded floating-point data interrupt */ |
| 172 | 176 |
POWERPC_EXCP_EFPRI = 34, /* Embedded floating-point round interrupt */ |
| 173 | 177 |
POWERPC_EXCP_EPERFM = 35, /* Embedded performance monitor interrupt */ |
| 174 | 178 |
POWERPC_EXCP_DOORI = 36, /* Embedded doorbell interrupt */ |
| 175 | 179 |
POWERPC_EXCP_DOORCI = 37, /* Embedded doorbell critical interrupt */ |
| 176 |
#endif /* defined(TARGET_PPCEMB) */ |
|
| 177 | 180 |
/* Vectors 38 to 63 are reserved */ |
| 178 | 181 |
/* Exceptions defined in the PowerPC server specification */ |
| 179 | 182 |
POWERPC_EXCP_RESET = 64, /* System reset exception */ |
| ... | ... | |
| 527 | 530 |
|
| 528 | 531 |
/* general purpose registers */ |
| 529 | 532 |
ppc_gpr_t gpr[32]; |
| 533 |
#if TARGET_GPR_BITS < 64 |
|
| 534 |
/* Storage for GPR MSB, used by the SPE extension */ |
|
| 535 |
ppc_gpr_t gprh[32]; |
|
| 536 |
#endif |
|
| 530 | 537 |
/* LR */ |
| 531 | 538 |
target_ulong lr; |
| 532 | 539 |
/* CTR */ |
| ... | ... | |
| 597 | 604 |
/* Altivec registers */ |
| 598 | 605 |
ppc_avr_t avr[32]; |
| 599 | 606 |
uint32_t vscr; |
| 600 |
#if defined(TARGET_PPCEMB) |
|
| 601 | 607 |
/* SPE registers */ |
| 602 | 608 |
ppc_gpr_t spe_acc; |
| 603 | 609 |
float_status spe_status; |
| 604 | 610 |
uint32_t spe_fscr; |
| 605 |
#endif |
|
| 606 | 611 |
|
| 607 | 612 |
/* Internal devices resources */ |
| 608 | 613 |
/* Time base and decrementer */ |
Also available in: Unified diff