diff options
Diffstat (limited to 'c/src/lib/libcpu/powerpc/mpc5xx/irq/irq.h')
| -rw-r--r-- | c/src/lib/libcpu/powerpc/mpc5xx/irq/irq.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/c/src/lib/libcpu/powerpc/mpc5xx/irq/irq.h b/c/src/lib/libcpu/powerpc/mpc5xx/irq/irq.h index c1ec40341d..8e634d15e4 100644 --- a/c/src/lib/libcpu/powerpc/mpc5xx/irq/irq.h +++ b/c/src/lib/libcpu/powerpc/mpc5xx/irq/irq.h @@ -161,6 +161,39 @@ int CPU_irq_level_from_symbolic_name(const rtems_irq_number name); extern void CPU_rtems_irq_mng_init(unsigned cpuId); +typedef struct CPU_Interrupt_frame { + uint32_t stacklink; /* Ensure this is a real frame (also reg1 save) */ + uint32_t calleeLr; /* link register used by callees: SVR4/EABI */ + + /* This is what is left out of the primary contexts */ + uint32_t gpr0; + uint32_t gpr2; /* play safe */ + uint32_t gpr3; + uint32_t gpr4; + uint32_t gpr5; + uint32_t gpr6; + uint32_t gpr7; + uint32_t gpr8; + uint32_t gpr9; + uint32_t gpr10; + uint32_t gpr11; + uint32_t gpr12; + uint32_t gpr13; /* Play safe */ + uint32_t gpr28; /* For internal use by the IRQ handler */ + uint32_t gpr29; /* For internal use by the IRQ handler */ + uint32_t gpr30; /* For internal use by the IRQ handler */ + uint32_t gpr31; /* For internal use by the IRQ handler */ + uint32_t cr; /* Bits of this are volatile, so no-one may save */ + uint32_t ctr; + uint32_t xer; + uint32_t lr; + uint32_t pc; + uint32_t msr; + uint32_t pad[3]; +} CPU_Interrupt_frame; + +void C_dispatch_irq_handler(CPU_Interrupt_frame *frame, unsigned int excNum); + #endif #endif |