Differential D16889 Diff 47262 sys/powerpc/include/pcb.h

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sys/powerpc/include/pcb.h

Show First 20 Lines • Show All 50 Lines • ▼ Show 20 Lines	struct pcb {
jmp_buf pcb_onfault; / For use during		jmp_buf pcb_onfault; / For use during
copyin/copyout */		copyin/copyout */
int pcb_flags;		int pcb_flags;
#define PCB_FPU 0x1 /* Process uses FPU */		#define PCB_FPU 0x1 /* Process uses FPU */
#define PCB_FPREGS 0x2 /* Process had FPU registers initialized */		#define PCB_FPREGS 0x2 /* Process had FPU registers initialized */
#define PCB_VEC 0x4 /* Process had Altivec initialized */		#define PCB_VEC 0x4 /* Process had Altivec initialized */
#define PCB_VSX 0x8 /* Process had VSX initialized */		#define PCB_VSX 0x8 /* Process had VSX initialized */
#define PCB_CDSCR 0x10 /* Process had Custom DSCR initialized */		#define PCB_CDSCR 0x10 /* Process had Custom DSCR initialized */
		#define PCB_HTM 0x20 /* Process had HTM initialized */
struct fpu {		struct fpu {
union {		union {
double fpr;		double fpr;
uint32_t vsr[4];		uint32_t vsr[4];
} fpr[32];		} fpr[32];
double fpscr; /* FPSCR stored as double for easier access */		double fpscr; /* FPSCR stored as double for easier access */
} pcb_fpu; /* Floating point processor */		} pcb_fpu; /* Floating point processor */
unsigned int pcb_fpcpu; /* which CPU had our FPU		unsigned int pcb_fpcpu; /* which CPU had our FPU
stuff. */		stuff. */
struct vec {		struct vec {
uint32_t vr[32][4];		uint32_t vr[32][4];
uint32_t spare[2];		uint32_t spare[2];
uint32_t vrsave;		uint32_t vrsave;
uint32_t vscr; /* aligned at vector element 3 */		uint32_t vscr; /* aligned at vector element 3 */
} pcb_vec __aligned(16); /* Vector processor */		} pcb_vec __aligned(16); /* Vector processor */
unsigned int pcb_veccpu; /* which CPU had our vector		unsigned int pcb_veccpu; /* which CPU had our vector
stuff. */		stuff. */
		struct htm {
		uint64_t tfhar;
		uint64_t texasr;
		uint64_t tfiar;
		} pcb_htm;

union {		union {
struct {		struct {
vm_offset_t usr_segm; /* Base address */		vm_offset_t usr_segm; /* Base address */
register_t usr_vsid; /* USER_SR segment */		register_t usr_vsid; /* USER_SR segment */
} aim;		} aim;
struct {		struct {
register_t dbcr0;		register_t dbcr0;
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