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34 | 34 | ||
35 | #ifndef KERN_ppc32_EXCEPTION_H_ |
35 | #ifndef KERN_ppc32_EXCEPTION_H_ |
36 | #define KERN_ppc32_EXCEPTION_H_ |
36 | #define KERN_ppc32_EXCEPTION_H_ |
37 | 37 | ||
38 | #include <arch/types.h> |
38 | #include <arch/types.h> |
- | 39 | #include <arch/regutils.h> |
|
39 | 40 | ||
40 | typedef struct { |
41 | typedef struct { |
41 | uint32_t r0; |
42 | uint32_t r0; |
42 | uint32_t r2; |
43 | uint32_t r2; |
43 | uint32_t r3; |
44 | uint32_t r3; |
Line 82... | Line 83... | ||
82 | { |
83 | { |
83 | istate->pc = retaddr; |
84 | istate->pc = retaddr; |
84 | } |
85 | } |
85 | 86 | ||
86 | /** Return true if exception happened while in userspace */ |
87 | /** Return true if exception happened while in userspace */ |
87 | #include <panic.h> |
- | |
88 | static inline int istate_from_uspace(istate_t *istate) |
88 | static inline int istate_from_uspace(istate_t *istate) |
89 | { |
89 | { |
90 | panic("istate_from_uspace not yet implemented"); |
90 | /* true if privilege level PR (copied from MSR) == 1 */ |
91 | return 0; |
91 | return (istate->srr1 & MSR_PR) != 0; |
92 | } |
92 | } |
93 | 93 | ||
94 | static inline unative_t istate_get_pc(istate_t *istate) |
94 | static inline unative_t istate_get_pc(istate_t *istate) |
95 | { |
95 | { |
96 | return istate->pc; |
96 | return istate->pc; |