diff options
Diffstat (limited to 'nuttx/arch/z16/src')
-rw-r--r-- | nuttx/arch/z16/src/Makefile | 2 | ||||
-rw-r--r-- | nuttx/arch/z16/src/common/up_initialstate.c | 10 | ||||
-rw-r--r-- | nuttx/arch/z16/src/common/up_registerdump.c | 21 | ||||
-rw-r--r-- | nuttx/arch/z16/src/common/up_schedulesigaction.c | 24 | ||||
-rw-r--r-- | nuttx/arch/z16/src/common/up_sigdeliver.c | 10 |
5 files changed, 37 insertions, 30 deletions
diff --git a/nuttx/arch/z16/src/Makefile b/nuttx/arch/z16/src/Makefile index fc579baf1..4015025e5 100644 --- a/nuttx/arch/z16/src/Makefile +++ b/nuttx/arch/z16/src/Makefile @@ -81,7 +81,7 @@ $(AOBJS) $(HEAD_AOBJ): %$(OBJEXT): %$(ASMEXT) $(call ASSEMBLE, $<, $@) else $(OBJS) $(HEAD_AOBJ): %$(OBJEXT): %.S - $(call ASSEMBLE, $<, $@)endif + $(call ASSEMBLE, $<, $@) endif $(COBJS): %$(OBJEXT): %.c diff --git a/nuttx/arch/z16/src/common/up_initialstate.c b/nuttx/arch/z16/src/common/up_initialstate.c index 4a7c49a2b..d4430f346 100644 --- a/nuttx/arch/z16/src/common/up_initialstate.c +++ b/nuttx/arch/z16/src/common/up_initialstate.c @@ -78,14 +78,14 @@ void up_initial_state(_TCB *tcb) { - struct xcptcontext *xcp = &tcb->xcp; + uint32 *reg32 = (uint32*)tcb->xcp.regs; /* Initialize the initial exception register context structure */ - memset(xcp, 0, sizeof(struct xcptcontext)); + memset(&tcb->xcp, 0, sizeof(struct xcptcontext)); #ifndef CONFIG_SUPPRESS_INTERRUPTS - xcp->regs[XCPT_I] = Z80_C_FLAG; /* Carry flag will enable interrupts */ + xcp->regs[REG_FLAGS] = Z16F_CNTRL_FLAGS_IRQE << 8; /* IRQE flag will enable interrupts */ #endif - xcp->regs[XCPT_SP] = (chipreg_t)tcb->adj_stack_ptr; - xcp->regs[XCPT_PC] = (chipreg_t)tcb->start; + reg32[REG_SP/2] = (uint32)tcb->adj_stack_ptr; + reg32[REG_PC/2] = (uint32)tcb->start; } diff --git a/nuttx/arch/z16/src/common/up_registerdump.c b/nuttx/arch/z16/src/common/up_registerdump.c index 0b1f33f24..5164dd0a6 100644 --- a/nuttx/arch/z16/src/common/up_registerdump.c +++ b/nuttx/arch/z16/src/common/up_registerdump.c @@ -76,16 +76,15 @@ #ifdef CONFIG_ARCH_STACKDUMP static void up_registerdump(void) { - if (current_regs) - { - lldbg("AF: %04x I: %04x\n", - current_regs[XCPT_AF], current_regs[XCPT_I]); - lldbg("BC: %04x DE: %04x HL: %04x\n", - current_regs[XCPT_BC], current_regs[XCPT_DE], current_regs[XCPT_HL]); - lldbg("IX: %04x IY: %04x\n", - current_regs[XCPT_IX], current_regs[XCPT_IY]); - lldbg("SP: %04x PC: $04x\n" - current_regs[XCPT_SP], current_regs[XCPT_PC]); - } + uint32 *regs32 = (uint32*)current_regs; + lldbg("R0 :%08x R1 :%08x R2 :%08x R3 :%08x " + "R4 :%08x R5 :%08x R6 :%08x R7 :%08x\n" + regs32[REG_R0/2], regs32[REG_R1/2], regs32[REG_R2/2], regs32[REG_R3/2], + regs32[REG_R4/2], regs32[REG_R5/2], regs32[REG_R6/2], regs32[REG_R7/2]); + lldbg("R8 :%08x R9 :%08x R10:%08x R11:%08x R12:%08x R13:%08x\n" + regs32[REG_R8/2], regs32[REG_R9/2], regs32[REG_R10/2], regs3[REG_R11/2], + regs32[REG_R12/2], regs32[REG_R13/2]); + lldbg("FP :%08x SP :%08x FLG:%04x\n" + regs32[REG_R14/2], regs32[REG_R15/2], current_regs[REG_FLAGS]); } #endif diff --git a/nuttx/arch/z16/src/common/up_schedulesigaction.c b/nuttx/arch/z16/src/common/up_schedulesigaction.c index 6d1aa00ed..3284fd1bf 100644 --- a/nuttx/arch/z16/src/common/up_schedulesigaction.c +++ b/nuttx/arch/z16/src/common/up_schedulesigaction.c @@ -141,21 +141,23 @@ void up_schedule_sigaction(FAR _TCB *tcb, sig_deliver_t sigdeliver) else { + uint32 *current_pc = (uint32*)¤t_regs[REG_PC]; + /* Save the return address and interrupt state. * These will be restored by the signal trampoline after * the signals have been delivered. */ - tcb->xcp.sigdeliver = sigdeliver; - tcb->xcp.saved_pc = current_regs[XCPT_PC]; - tcb->xcp.saved_i = current_regs[XCPT_I]; + tcb->xcp.sigdeliver = sigdeliver; + tcb->xcp.saved_pc = *current_pc; + tcb->xcp.saved_i = current_regs[REG_FLAGS]; /* Then set up to vector to the trampoline with interrupts * disabled */ - current_regs[XCPT_PC] = (chipreg_t)up_sigdeliver; - current_regs[XCPT_I] = 0; + *current_pc = (uint32)up_sigdeliver; + current_regs[REG_FLAGS] = 0; /* And make sure that the saved context in the TCB * is the same as the interrupt return context. @@ -173,21 +175,23 @@ void up_schedule_sigaction(FAR _TCB *tcb, sig_deliver_t sigdeliver) else { + uint32 *saved_pc = (uint32*)&tcb->xcp.regs[REG_PC]; + /* Save the return lr and cpsr and one scratch register * These will be restored by the signal trampoline after * the signals have been delivered. */ - tcb->xcp.sigdeliver = sigdeliver; - tcb->xcp.saved_pc = tcb->xcp.regs[XCPT_PC]; - tcb->xcp.saved_i = tcb->xcp.regs[XCPT_I]; + tcb->xcp.sigdeliver = sigdeliver; + tcb->xcp.saved_pc = *saved_pc; + tcb->xcp.saved_i = tcb->xcp.regs[REG_FLAGS]; /* Then set up to vector to the trampoline with interrupts * disabled */ - tcb->xcp.regs[XCPT_PC] = (chipreg_t)up_sigdeliver; - tcb->xcp.regs[XCPT_I] = 0; + *saved_pc = (uint32)up_sigdeliver; + tcb->xcp.regs[REG_FLAGS] = 0; } irqrestore(flags); diff --git a/nuttx/arch/z16/src/common/up_sigdeliver.c b/nuttx/arch/z16/src/common/up_sigdeliver.c index 9083c596f..5cd96d202 100644 --- a/nuttx/arch/z16/src/common/up_sigdeliver.c +++ b/nuttx/arch/z16/src/common/up_sigdeliver.c @@ -83,6 +83,7 @@ void up_sigdeliver(void) #ifndef CONFIG_DISABLE_SIGNALS _TCB *rtcb = (_TCB*)g_readytorun.head; chipreg_t regs[XCPTCONTEXT_REGS]; + uint32 *regs32 = (uint32*)regs; sig_deliver_t sigdeliver; /* Save the errno. This must be preserved throughout the signal handling @@ -101,8 +102,8 @@ void up_sigdeliver(void) /* Save the real return state on the stack. */ up_copystate(regs, rtcb->xcp.regs); - regs[XCPT_PC] = rtcb->xcp.saved_pc; - regs[XCPT_I] = rtcb->xcp.saved_i; + regs32[REG_PC/2] = rtcb->xcp.saved_pc; + regs[REG_FLAGS] = rtcb->xcp.saved_i; /* Get a local copy of the sigdeliver function pointer. * we do this so that we can nullify the sigdeliver @@ -116,7 +117,10 @@ void up_sigdeliver(void) /* Then restore the task interrupt state. */ - irqrestore(regs[XCPT_I]); + if ((reg[REG_FLAGS] & (Z16F_CNTRL_FLAGS_IRQE << 8)) != 0) + { + EI(); + } /* Deliver the signals */ |