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Ignore whitespace Rev 4376 → Rev 4377

/branches/tracing/kernel/arch/sparc64/src/trap/exception.c
40,62 → 40,67
#include <arch/asm.h>
#include <arch/register.h>
#include <debug.h>
#include <print.h>
#include <symtab.h>
#include <print.h>
 
void dump_istate(istate_t *istate)
{
char *tpcs, *tnpcs;
 
tpcs = symtab_fmt_name_lookup(istate->tpc);
tnpcs = symtab_fmt_name_lookup(istate->tnpc);
 
printf("TSTATE=%#" PRIx64 "\n", istate->tstate);
printf("TPC=%#" PRIx64 " (%s)\n", istate->tpc, get_symtab_entry(istate->tpc));
printf("TNPC=%#" PRIx64 " (%s)\n", istate->tnpc, get_symtab_entry(istate->tnpc));
printf("TPC=%#" PRIx64 " (%s)\n", istate->tpc, tpcs);
printf("TNPC=%#" PRIx64 " (%s)\n", istate->tnpc, tnpcs);
}
 
/** Handle instruction_access_exception. (0x8) */
void instruction_access_exception(int n, istate_t *istate)
{
fault_if_from_uspace(istate, "%s\n", __func__);
fault_if_from_uspace(istate, "%s.", __func__);
dump_istate(istate);
panic("%s\n", __func__);
panic("%s.", __func__);
}
 
/** Handle instruction_access_error. (0xa) */
void instruction_access_error(int n, istate_t *istate)
{
fault_if_from_uspace(istate, "%s\n", __func__);
fault_if_from_uspace(istate, "%s.", __func__);
dump_istate(istate);
panic("%s\n", __func__);
panic("%s.", __func__);
}
 
/** Handle illegal_instruction. (0x10) */
void illegal_instruction(int n, istate_t *istate)
{
fault_if_from_uspace(istate, "%s\n", __func__);
fault_if_from_uspace(istate, "%s.", __func__);
dump_istate(istate);
panic("%s\n", __func__);
panic("%s.", __func__);
}
 
/** Handle privileged_opcode. (0x11) */
void privileged_opcode(int n, istate_t *istate)
{
fault_if_from_uspace(istate, "%s\n", __func__);
fault_if_from_uspace(istate, "%s.", __func__);
dump_istate(istate);
panic("%s\n", __func__);
panic("%s.", __func__);
}
 
/** Handle unimplemented_LDD. (0x12) */
void unimplemented_LDD(int n, istate_t *istate)
{
fault_if_from_uspace(istate, "%s\n", __func__);
fault_if_from_uspace(istate, "%s.", __func__);
dump_istate(istate);
panic("%s\n", __func__);
panic("%s.", __func__);
}
 
/** Handle unimplemented_STD. (0x13) */
void unimplemented_STD(int n, istate_t *istate)
{
fault_if_from_uspace(istate, "%s\n", __func__);
fault_if_from_uspace(istate, "%s.", __func__);
dump_istate(istate);
panic("%s\n", __func__);
panic("%s.", __func__);
}
 
/** Handle fp_disabled. (0x20) */
113,9 → 118,9
#ifdef CONFIG_FPU_LAZY
scheduler_fpu_lazy_request();
#else
fault_if_from_uspace(istate, "%s\n", __func__);
fault_if_from_uspace(istate, "%s.", __func__);
dump_istate(istate);
panic("%s\n", __func__);
panic("%s.", __func__);
#endif
}
 
122,98 → 127,98
/** Handle fp_exception_ieee_754. (0x21) */
void fp_exception_ieee_754(int n, istate_t *istate)
{
fault_if_from_uspace(istate, "%s\n", __func__);
fault_if_from_uspace(istate, "%s.", __func__);
dump_istate(istate);
panic("%s\n", __func__);
panic("%s.", __func__);
}
 
/** Handle fp_exception_other. (0x22) */
void fp_exception_other(int n, istate_t *istate)
{
fault_if_from_uspace(istate, "%s\n", __func__);
fault_if_from_uspace(istate, "%s.", __func__);
dump_istate(istate);
panic("%s\n", __func__);
panic("%s.", __func__);
}
 
/** Handle tag_overflow. (0x23) */
void tag_overflow(int n, istate_t *istate)
{
fault_if_from_uspace(istate, "%s\n", __func__);
fault_if_from_uspace(istate, "%s.", __func__);
dump_istate(istate);
panic("%s\n", __func__);
panic("%s.", __func__);
}
 
/** Handle division_by_zero. (0x28) */
void division_by_zero(int n, istate_t *istate)
{
fault_if_from_uspace(istate, "%s\n", __func__);
fault_if_from_uspace(istate, "%s.", __func__);
dump_istate(istate);
panic("%s\n", __func__);
panic("%s.", __func__);
}
 
/** Handle data_access_exception. (0x30) */
void data_access_exception(int n, istate_t *istate)
{
fault_if_from_uspace(istate, "%s\n", __func__);
fault_if_from_uspace(istate, "%s.", __func__);
dump_istate(istate);
dump_sfsr_and_sfar();
panic("%s\n", __func__);
panic("%s.", __func__);
}
 
/** Handle data_access_error. (0x32) */
void data_access_error(int n, istate_t *istate)
{
fault_if_from_uspace(istate, "%s\n", __func__);
fault_if_from_uspace(istate, "%s.", __func__);
dump_istate(istate);
panic("%s\n", __func__);
panic("%s.", __func__);
}
 
/** Handle mem_address_not_aligned. (0x34) */
void mem_address_not_aligned(int n, istate_t *istate)
{
fault_if_from_uspace(istate, "%s\n", __func__);
fault_if_from_uspace(istate, "%s.", __func__);
dump_istate(istate);
panic("%s\n", __func__);
panic("%s.", __func__);
}
 
/** Handle LDDF_mem_address_not_aligned. (0x35) */
void LDDF_mem_address_not_aligned(int n, istate_t *istate)
{
fault_if_from_uspace(istate, "%s\n", __func__);
fault_if_from_uspace(istate, "%s.", __func__);
dump_istate(istate);
panic("%s\n", __func__);
panic("%s.", __func__);
}
 
/** Handle STDF_mem_address_not_aligned. (0x36) */
void STDF_mem_address_not_aligned(int n, istate_t *istate)
{
fault_if_from_uspace(istate, "%s\n", __func__);
fault_if_from_uspace(istate, "%s.", __func__);
dump_istate(istate);
panic("%s\n", __func__);
panic("%s.", __func__);
}
 
/** Handle privileged_action. (0x37) */
void privileged_action(int n, istate_t *istate)
{
fault_if_from_uspace(istate, "%s\n", __func__);
fault_if_from_uspace(istate, "%s.", __func__);
dump_istate(istate);
panic("%s\n", __func__);
panic("%s.", __func__);
}
 
/** Handle LDQF_mem_address_not_aligned. (0x38) */
void LDQF_mem_address_not_aligned(int n, istate_t *istate)
{
fault_if_from_uspace(istate, "%s\n", __func__);
fault_if_from_uspace(istate, "%s.", __func__);
dump_istate(istate);
panic("%s\n", __func__);
panic("%s.", __func__);
}
 
/** Handle STQF_mem_address_not_aligned. (0x39) */
void STQF_mem_address_not_aligned(int n, istate_t *istate)
{
fault_if_from_uspace(istate, "%s\n", __func__);
fault_if_from_uspace(istate, "%s.", __func__);
dump_istate(istate);
panic("%s\n", __func__);
panic("%s.", __func__);
}
 
/** @}
/branches/tracing/kernel/arch/sparc64/src/trap/interrupt.c
72,7 → 72,7
uint64_t data0;
status = asi_u64_read(ASI_INTR_DISPATCH_STATUS, 0);
if (status & (!INTR_DISPATCH_STATUS_BUSY))
panic("Interrupt Dispatch Status busy bit not set\n");
panic("Interrupt Dispatch Status busy bit not set.");
 
intrcv = asi_u64_read(ASI_INTR_RECEIVE, 0);
#if defined (US)
86,7 → 86,7
/*
* The IRQ handler was found.
*/
irq->handler(irq, irq->arg);
irq->handler(irq);
/*
* See if there is a clear-interrupt-routine and call it.
*/
/branches/tracing/kernel/arch/sparc64/src/trap/trap_table.S
341,7 → 341,7
.org trap_table + (TT_TRAP_INSTRUCTION_0+\cur)*ENTRY_SIZE
.global trap_instruction_\cur\()_tl0
trap_instruction_\cur\()_tl0:
ba trap_instruction_handler
ba %xcc, trap_instruction_handler
mov \cur, %g2
.endr
 
478,9 → 478,9
*/
rdpr %tl, %g3
cmp %g3, 1
be 1f
be %xcc, 1f
nop
0: ba 0b ! this is for debugging, if we ever get here
0: ba %xcc, 0b ! this is for debugging, if we ever get here
nop ! it will be easy to find
 
1:
499,7 → 499,7
wrpr %g4, 0, %cwp ! resynchronize CWP
 
andcc %g3, TSTATE_PRIV_BIT, %g0 ! if this trap came from the privileged mode...
bnz 0f ! ...skip setting of kernel stack and primary context
bnz %xcc, 0f ! ...skip setting of kernel stack and primary context
nop
.endif
545,7 → 545,7
flush %l0
 
.if NOT(\is_syscall)
ba 1f
ba %xcc, 1f
nop
0:
save %sp, -PREEMPTIBLE_HANDLER_STACK_FRAME_SIZE, %sp
606,10 → 606,10
add %sp, PREEMPTIBLE_HANDLER_STACK_FRAME_SIZE + STACK_BIAS + SAVED_TNPC, %o1
.else
/*
* Call the higher-level syscall handler.
* Call the higher-level syscall handler and enable interrupts.
*/
call syscall_handler
nop
wrpr %g0, PSTATE_PRIV_BIT | PSTATE_PEF_BIT | PSTATE_IE_BIT, %pstate
mov %o0, %i0 ! copy the value returned by the syscall
.endif
 
672,7 → 672,7
and %l0, NWINDOWS - 1, %l0 ! %l0 mod NWINDOWS
rdpr %cwp, %l1
cmp %l0, %l1
bz 0f ! CWP is ok
bz %xcc, 0f ! CWP is ok
nop
 
/*
712,7 → 712,7
.if NOT(\is_syscall)
rdpr %tstate, %g1
andcc %g1, TSTATE_PRIV_BIT, %g0 ! if we are not returning to userspace...,
bnz 1f ! ...skip restoring userspace windows
bnz %xcc, 1f ! ...skip restoring userspace windows
nop
.endif
 
749,7 → 749,7
*/
clr %g4
0: andcc %g7, UWB_ALIGNMENT - 1, %g0 ! alignment check
bz 0f ! %g7 is UWB_ALIGNMENT-aligned, no more windows to refill
bz %xcc, 0f ! %g7 is UWB_ALIGNMENT-aligned, no more windows to refill
nop
 
add %g7, -STACK_WINDOW_SAVE_AREA_SIZE, %g7
774,7 → 774,7
and %g3, NWINDOWS - 1, %g3
wrpr %g3, 0, %cwp ! switch to the preceeding window
 
ba 0b
ba %xcc, 0b
inc %g4
 
0:
785,7 → 785,7
wrpr %g1, 0, %cwp
add %g4, %g2, %g2
cmp %g2, NWINDOWS - 2
bg 2f ! fix the CANRESTORE=NWINDOWS-1 anomaly
bg %xcc, 2f ! fix the CANRESTORE=NWINDOWS-1 anomaly
mov NWINDOWS - 2, %g1 ! use dealy slot for both cases
sub %g1, %g2, %g1