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Fix a lot of debug traces for PowerPC emulation: use logfile instead of stdout 

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2677 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
j_mayer 2007-04-16 07:10:48 +00:00
parent 9898128f55
commit a496775f87
7 changed files with 216 additions and 49 deletions
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106
hw/ppc.c
View File

@ -40,8 +40,11 @@ void ppc_set_irq (CPUState *env, int n_IRQ, int level)
cpu_reset_interrupt(env, CPU_INTERRUPT_HARD);
}
#if defined(PPC_DEBUG_IRQ)
printf("%s: %p n_IRQ %d level %d => pending %08x req %08x\n", __func__,
env, n_IRQ, level, env->pending_interrupts, env->interrupt_request);
if (loglevel & CPU_LOG_INT) {
fprintf(logfile, "%s: %p n_IRQ %d level %d => pending %08x req %08x\n",
__func__, env, n_IRQ, level,
env->pending_interrupts, env->interrupt_request);
}
#endif
}
@ -52,7 +55,10 @@ static void ppc6xx_set_irq (void *opaque, int pin, int level)
int cur_level;
#if defined(PPC_DEBUG_IRQ)
printf("%s: env %p pin %d level %d\n", __func__, env, pin, level);
if (loglevel & CPU_LOG_INT) {
fprintf(logfile, "%s: env %p pin %d level %d\n", __func__,
env, pin, level);
}
#endif
cur_level = (env->irq_input_state >> pin) & 1;
/* Don't generate spurious events */
@ -61,14 +67,20 @@ static void ppc6xx_set_irq (void *opaque, int pin, int level)
case PPC6xx_INPUT_INT:
/* Level sensitive - active high */
#if defined(PPC_DEBUG_IRQ)
printf("%s: set the external IRQ state to %d\n", __func__, level);
if (loglevel & CPU_LOG_INT) {
fprintf(logfile, "%s: set the external IRQ state to %d\n",
__func__, level);
}
#endif
ppc_set_irq(env, PPC_INTERRUPT_EXT, level);
break;
case PPC6xx_INPUT_SMI:
/* Level sensitive - active high */
#if defined(PPC_DEBUG_IRQ)
printf("%s: set the SMI IRQ state to %d\n", __func__, level);
if (loglevel & CPU_LOG_INT) {
fprintf(logfile, "%s: set the SMI IRQ state to %d\n",
__func__, level);
}
#endif
ppc_set_irq(env, PPC_INTERRUPT_SMI, level);
break;
@ -79,7 +91,10 @@ static void ppc6xx_set_irq (void *opaque, int pin, int level)
*/
if (cur_level == 1 && level == 0) {
#if defined(PPC_DEBUG_IRQ)
printf("%s: raise machine check state\n", __func__);
if (loglevel & CPU_LOG_INT) {
fprintf(logfile, "%s: raise machine check state\n",
__func__);
}
#endif
ppc_set_irq(env, PPC_INTERRUPT_MCK, 1);
}
@ -89,12 +104,16 @@ static void ppc6xx_set_irq (void *opaque, int pin, int level)
/* XXX: TODO: relay the signal to CKSTP_OUT pin */
if (level) {
#if defined(PPC_DEBUG_IRQ)
printf("%s: stop the CPU\n", __func__);
if (loglevel & CPU_LOG_INT) {
fprintf(logfile, "%s: stop the CPU\n", __func__);
}
#endif
env->halted = 1;
} else {
#if defined(PPC_DEBUG_IRQ)
printf("%s: restart the CPU\n", __func__);
if (loglevel & CPU_LOG_INT) {
fprintf(logfile, "%s: restart the CPU\n", __func__);
}
#endif
env->halted = 0;
}
@ -104,7 +123,9 @@ static void ppc6xx_set_irq (void *opaque, int pin, int level)
if (level) {
#if 0 // XXX: TOFIX
#if defined(PPC_DEBUG_IRQ)
printf("%s: reset the CPU\n", __func__);
if (loglevel & CPU_LOG_INT) {
fprintf(logfile, "%s: reset the CPU\n", __func__);
}
#endif
cpu_reset(env);
#endif
@ -112,14 +133,19 @@ static void ppc6xx_set_irq (void *opaque, int pin, int level)
break;
case PPC6xx_INPUT_SRESET:
#if defined(PPC_DEBUG_IRQ)
printf("%s: set the RESET IRQ state to %d\n", __func__, level);
if (loglevel & CPU_LOG_INT) {
fprintf(logfile, "%s: set the RESET IRQ state to %d\n",
__func__, level);
}
#endif
ppc_set_irq(env, PPC_INTERRUPT_RESET, level);
break;
default:
/* Unknown pin - do nothing */
#if defined(PPC_DEBUG_IRQ)
printf("%s: unknown IRQ pin %d\n", __func__, pin);
if (loglevel & CPU_LOG_INT) {
fprintf(logfile, "%s: unknown IRQ pin %d\n", __func__, pin);
}
#endif
return;
}
@ -176,7 +202,10 @@ static void ppc405_set_irq (void *opaque, int pin, int level)
case PPC405_INPUT_INT:
/* Level sensitive - active high */
#if defined(PPC_DEBUG_IRQ)
printf("%s: set the external IRQ state to %d\n", __func__, level);
if (loglevel & CPU_LOG_INT) {
fprintf(logfile, "%s: set the external IRQ state to %d\n",
__func__, level);
}
#endif
ppc_set_irq(env, PPC_INTERRUPT_EXT, level);
break;
@ -184,12 +213,16 @@ static void ppc405_set_irq (void *opaque, int pin, int level)
/* Level sensitive - active low */
if (level) {
#if defined(PPC_DEBUG_IRQ)
printf("%s: stop the CPU\n", __func__);
if (loglevel & CPU_LOG_INT) {
fprintf(logfile, "%s: stop the CPU\n", __func__);
}
#endif
env->halted = 1;
} else {
#if defined(PPC_DEBUG_IRQ)
printf("%s: restart the CPU\n", __func__);
if (loglevel & CPU_LOG_INT) {
fprintf(logfile, "%s: restart the CPU\n", __func__);
}
#endif
env->halted = 0;
}
@ -197,14 +230,19 @@ static void ppc405_set_irq (void *opaque, int pin, int level)
case PPC405_INPUT_DEBUG:
/* Level sensitive - active high */
#if defined(PPC_DEBUG_IRQ)
printf("%s: set the external IRQ state to %d\n", __func__, level);
if (loglevel & CPU_LOG_INT) {
fprintf(logfile, "%s: set the external IRQ state to %d\n",
__func__, level);
}
#endif
ppc_set_irq(env, EXCP_40x_DEBUG, level);
break;
default:
/* Unknown pin - do nothing */
#if defined(PPC_DEBUG_IRQ)
printf("%s: unknown IRQ pin %d\n", __func__, pin);
if (loglevel & CPU_LOG_INT) {
fprintf(logfile, "%s: unknown IRQ pin %d\n", __func__, pin);
}
#endif
return;
}
@ -217,7 +255,6 @@ static void ppc405_set_irq (void *opaque, int pin, int level)
void ppc405_irq_init (CPUState *env)
{
printf("%s\n", __func__);
env->irq_inputs = (void **)qemu_allocate_irqs(&ppc405_set_irq, env, 7);
}
@ -255,8 +292,10 @@ uint32_t cpu_ppc_load_tbl (CPUState *env)
now = time(NULL);
if (last_time != now) {
last_time = now;
printf("%s: tb=0x%016lx %d %08lx\n",
__func__, tb, now, tb_env->tb_offset);
if (loglevel) {
fprintf(logfile, "%s: tb=0x%016lx %d %08lx\n",
__func__, tb, now, tb_env->tb_offset);
}
}
}
#endif
@ -271,7 +310,9 @@ uint32_t cpu_ppc_load_tbu (CPUState *env)
tb = cpu_ppc_get_tb(tb_env);
#ifdef DEBUG_TB
printf("%s: tb=0x%016lx\n", __func__, tb);
if (loglevel) {
fprintf(logfile, "%s: tb=0x%016lx\n", __func__, tb);
}
#endif
return tb >> 32;
@ -282,7 +323,9 @@ static void cpu_ppc_store_tb (ppc_tb_t *tb_env, uint64_t value)
tb_env->tb_offset = muldiv64(value, ticks_per_sec, tb_env->tb_freq)
- qemu_get_clock(vm_clock);
#ifdef DEBUG_TB
printf("%s: tb=0x%016lx offset=%08x\n", __func__, value);
if (loglevel) {
fprintf(logfile, "%s: tb=0x%016lx offset=%08x\n", __func__, value);
}
#endif
}
@ -314,7 +357,9 @@ uint32_t cpu_ppc_load_decr (CPUState *env)
else
decr = -muldiv64(-diff, tb_env->tb_freq, ticks_per_sec);
#if defined(DEBUG_TB)
printf("%s: 0x%08x\n", __func__, decr);
if (loglevel) {
fprintf(logfile, "%s: 0x%08x\n", __func__, decr);
}
#endif
return decr;
@ -327,7 +372,9 @@ static inline void cpu_ppc_decr_excp (CPUState *env)
{
/* Raise it */
#ifdef DEBUG_TB
printf("raise decrementer exception\n");
if (loglevel) {
fprintf(logfile, "raise decrementer exception\n");
}
#endif
ppc_set_irq(env, PPC_INTERRUPT_DECR, 1);
}
@ -339,7 +386,9 @@ static void _cpu_ppc_store_decr (CPUState *env, uint32_t decr,
uint64_t now, next;
#ifdef DEBUG_TB
printf("%s: 0x%08x => 0x%08x\n", __func__, decr, value);
if (loglevel) {
fprintf(logfile, "%s: 0x%08x => 0x%08x\n", __func__, decr, value);
}
#endif
now = qemu_get_clock(vm_clock);
next = now + muldiv64(value, ticks_per_sec, tb_env->tb_freq);
@ -578,17 +627,20 @@ void store_40x_pit (CPUState *env, target_ulong val)
tb_env = env->tb_env;
ppcemb_timer = tb_env->opaque;
if (loglevel)
if (loglevel) {
fprintf(logfile, "%s %p %p\n", __func__, tb_env, ppcemb_timer);
}
ppcemb_timer->pit_reload = val;
if (val == 0) {
/* Stop PIT */
if (loglevel)
if (loglevel) {
fprintf(logfile, "%s: stop PIT\n", __func__);
}
qemu_del_timer(tb_env->decr_timer);
} else {
if (loglevel)
if (loglevel) {
fprintf(logfile, "%s: start PIT 0x" ADDRX "\n", __func__, val);
}
now = qemu_get_clock(vm_clock);
next = now + muldiv64(val, ticks_per_sec, tb_env->tb_freq);
if (next == now)

53
target-ppc/helper.c
View File

@ -649,10 +649,10 @@ int mmu4xx_get_physical_address (CPUState *env, mmu_ctx_t *ctx,
}
mask = ~(tlb->size - 1);
if (loglevel) {
fprintf(logfile, "%s: TLB %d address " ADDRX " PID " ADDRX " <=> "
ADDRX " " ADDRX " " ADDRX "\n",
__func__, i, address, env->spr[SPR_40x_PID],
tlb->EPN, mask, tlb->PID);
fprintf(logfile, "%s: TLB %d address " ADDRX " PID %d <=> "
ADDRX " " ADDRX " %d\n",
__func__, i, address, (int)env->spr[SPR_40x_PID],
tlb->EPN, mask, (int)tlb->PID);
}
/* Check PID */
if (tlb->PID != 0 && tlb->PID != env->spr[SPR_40x_PID])
@ -1450,9 +1450,6 @@ void do_interrupt (CPUState *env)
if (loglevel) {
fprintf(logfile, "DSI exception: DSISR=0x" ADDRX" DAR=0x" ADDRX
"\n", env->spr[SPR_DSISR], env->spr[SPR_DAR]);
} else {
printf("DSI exception: DSISR=0x" ADDRX" DAR=0x" ADDRX "\n",
env->spr[SPR_DSISR], env->spr[SPR_DAR]);
}
#endif
goto store_next;
@ -1495,7 +1492,9 @@ void do_interrupt (CPUState *env)
case EXCP_FP:
if (msr_fe0 == 0 && msr_fe1 == 0) {
#if defined (DEBUG_EXCEPTIONS)
printf("Ignore floating point exception\n");
if (loglevel) {
fprintf(logfile, "Ignore floating point exception\n");
}
#endif
return;
}
@ -1508,7 +1507,12 @@ void do_interrupt (CPUState *env)
env->fpscr[7] |= 0x4;
break;
case EXCP_INVAL:
// printf("Invalid instruction at 0x" ADDRX "\n", env->nip);
#if defined (DEBUG_EXCEPTIONS)
if (loglevel) {
fprintf(logfile, "Invalid instruction at 0x" ADDRX "\n",
env->nip);
}
#endif
msr |= 0x00080000;
break;
case EXCP_PRIV:
@ -1609,8 +1613,10 @@ void do_interrupt (CPUState *env)
case PPC_FLAGS_EXCP_40x:
/* PIT on 4xx */
msr &= ~0xFFFF0000;
#if defined (DEBUG_EXCEPTIONS)
if (loglevel != 0)
fprintf(logfile, "PIT exception\n");
#endif
goto store_next;
case PPC_FLAGS_EXCP_602:
case PPC_FLAGS_EXCP_603:
@ -1630,8 +1636,10 @@ void do_interrupt (CPUState *env)
case PPC_FLAGS_EXCP_40x:
/* FIT on 4xx */
msr &= ~0xFFFF0000;
#if defined (DEBUG_EXCEPTIONS)
if (loglevel != 0)
fprintf(logfile, "FIT exception\n");
#endif
goto store_next;
default:
cpu_abort(env, "Invalid exception 0x1010 !\n");
@ -1644,8 +1652,10 @@ void do_interrupt (CPUState *env)
case PPC_FLAGS_EXCP_40x:
/* Watchdog on 4xx */
msr &= ~0xFFFF0000;
#if defined (DEBUG_EXCEPTIONS)
if (loglevel != 0)
fprintf(logfile, "WDT exception\n");
#endif
goto store_next;
case PPC_FLAGS_EXCP_BOOKE:
srr_0 = &env->spr[SPR_BOOKE_CSRR0];
@ -1929,11 +1939,12 @@ void ppc_hw_interrupt (CPUPPCState *env)
{
int raised = 0;
#if 0
printf("%s: %p pending %08x req %08x %08x me %d ee %d\n",
__func__, env, env->pending_interrupts,
env->interrupt_request, interrupt_request,
msr_me, msr_ee);
#if 1
if (loglevel & CPU_LOG_INT) {
fprintf(logfile, "%s: %p pending %08x req %08x me %d ee %d\n",
__func__, env, env->pending_interrupts,
env->interrupt_request, msr_me, msr_ee);
}
#endif
/* Raise it */
if (env->pending_interrupts & (1 << PPC_INTERRUPT_RESET)) {
@ -2007,3 +2018,17 @@ void ppc_hw_interrupt (CPUPPCState *env)
}
}
#endif /* !CONFIG_USER_ONLY */
void cpu_dump_EA (target_ulong EA)
{
FILE *f;
if (logfile) {
f = logfile;
} else {
f = stdout;
return;
}
fprintf(f, "Memory access at address " TARGET_FMT_lx "\n", EA);
}

33
target-ppc/op.c
View File

@ -130,6 +130,13 @@
#define REG 31
#include "op_template.h"
void OPPROTO op_print_mem_EA (void)
{
do_print_mem_EA(T0);
RETURN();
}
/* PowerPC state maintenance operations */
/* set_Rc0 */
PPC_OP(set_Rc0)
@ -360,15 +367,33 @@ void OPPROTO op_store_msr_32 (void)
#endif
/* SPR */
PPC_OP(load_spr)
void OPPROTO op_load_spr (void)
{
T0 = regs->spr[PARAM(1)];
T0 = env->spr[PARAM1];
RETURN();
}
PPC_OP(store_spr)
void OPPROTO op_store_spr (void)
{
regs->spr[PARAM(1)] = T0;
env->spr[PARAM1] = T0;
RETURN();
}
void OPPROTO op_load_dump_spr (void)
{
T0 = ppc_load_dump_spr(PARAM1);
RETURN();
}
void OPPROTO op_store_dump_spr (void)
{
ppc_store_dump_spr(PARAM1, T0);
RETURN();
}
void OPPROTO op_mask_spr (void)
{
env->spr[PARAM1] &= ~T0;
RETURN();
}

41
target-ppc/op_helper.c
View File

@ -68,6 +68,12 @@ void do_raise_exception (uint32_t exception)
do_raise_exception_err(exception, 0);
}
void cpu_dump_EA (target_ulong EA);
void do_print_mem_EA (target_ulong EA)
{
cpu_dump_EA(EA);
}
/*****************************************************************************/
/* Registers load and stores */
void do_load_cr (void)
@ -181,6 +187,25 @@ void do_store_fpscr (uint32_t mask)
set_float_rounding_mode(rnd_type, &env->fp_status);
}
target_ulong ppc_load_dump_spr (int sprn)
{
if (loglevel) {
fprintf(logfile, "Read SPR %d %03x => " ADDRX "\n",
sprn, sprn, env->spr[sprn]);
}
return env->spr[sprn];
}
void ppc_store_dump_spr (int sprn, target_ulong val)
{
if (loglevel) {
fprintf(logfile, "Write SPR %d %03x => " ADDRX " <= " ADDRX "\n",
sprn, sprn, env->spr[sprn], val);
}
env->spr[sprn] = val;
}
/*****************************************************************************/
/* Fixed point operations helpers */
#if defined(TARGET_PPC64)
@ -1250,10 +1275,14 @@ void do_load_dcr (void)
target_ulong val;
if (unlikely(env->dcr_env == NULL)) {
printf("No DCR environment\n");
if (loglevel) {
fprintf(logfile, "No DCR environment\n");
}
do_raise_exception_err(EXCP_PROGRAM, EXCP_INVAL | EXCP_INVAL_INVAL);
} else if (unlikely(ppc_dcr_read(env->dcr_env, T0, &val) != 0)) {
printf("DCR read error\n");
if (loglevel) {
fprintf(logfile, "DCR read error %d %03x\n", (int)T0, (int)T0);
}
do_raise_exception_err(EXCP_PROGRAM, EXCP_INVAL | EXCP_PRIV_REG);
} else {
T0 = val;
@ -1263,10 +1292,14 @@ void do_load_dcr (void)
void do_store_dcr (void)
{
if (unlikely(env->dcr_env == NULL)) {
printf("No DCR environment\n");
if (loglevel) {
fprintf(logfile, "No DCR environment\n");
}
do_raise_exception_err(EXCP_PROGRAM, EXCP_INVAL | EXCP_INVAL_INVAL);
} else if (unlikely(ppc_dcr_write(env->dcr_env, T0, T1) != 0)) {
printf("DCR write error\n");
if (loglevel) {
fprintf(logfile, "DCR write error %d %03x\n", (int)T0, (int)T0);
}
do_raise_exception_err(EXCP_PROGRAM, EXCP_INVAL | EXCP_PRIV_REG);
}
}

4
target-ppc/op_helper.h
View File

@ -50,6 +50,8 @@ void glue(do_icbi_64, MEMSUFFIX) (void);
#else
void do_print_mem_EA (target_ulong EA);
/* Registers load and stores */
void do_load_cr (void);
void do_store_cr (uint32_t mask);
@ -57,6 +59,8 @@ void do_load_xer (void);
void do_store_xer (void);
void do_load_fpscr (void);
void do_store_fpscr (uint32_t mask);
target_ulong ppc_load_dump_spr (int sprn);
void ppc_store_dump_spr (int sprn, target_ulong val);
/* Integer arithmetic helpers */
void do_adde (void);

10
target-ppc/translate.c
View File

@ -29,6 +29,7 @@
//#define DO_SINGLE_STEP
//#define PPC_DEBUG_DISAS
//#define DEBUG_MEMORY_ACCESSES
//#define DO_PPC_STATISTICS
#if defined(USE_DIRECT_JUMP)
@ -1745,6 +1746,9 @@ static inline void gen_addr_imm_index (DisasContext *ctx, int maskl)
if (likely(simm != 0))
gen_op_addi(simm);
}
#ifdef DEBUG_MEMORY_ACCESSES
gen_op_print_mem_EA();
#endif
}
static inline void gen_addr_reg_index (DisasContext *ctx)
@ -1756,6 +1760,9 @@ static inline void gen_addr_reg_index (DisasContext *ctx)
gen_op_load_gpr_T1(rB(ctx->opcode));
gen_op_add();
}
#ifdef DEBUG_MEMORY_ACCESSES
gen_op_print_mem_EA();
#endif
}
static inline void gen_addr_register (DisasContext *ctx)
@ -1765,6 +1772,9 @@ static inline void gen_addr_register (DisasContext *ctx)
} else {
gen_op_load_gpr_T0(rA(ctx->opcode));
}
#ifdef DEBUG_MEMORY_ACCESSES
gen_op_print_mem_EA();
#endif
}
/*** Integer load ***/

18
target-ppc/translate_init.c
View File

@ -25,6 +25,7 @@
//#define PPC_DUMP_CPU
//#define PPC_DEBUG_SPR
//#define PPC_DEBUG_IRQ
struct ppc_def_t {
const unsigned char *name;
@ -61,6 +62,23 @@ static void spr_write_generic (void *opaque, int sprn)
gen_op_store_spr(sprn);
}
static void spr_read_dump (void *opaque, int sprn)
{
gen_op_load_dump_spr(sprn);
}
static void spr_write_dump (void *opaque, int sprn)
{
gen_op_store_dump_spr(sprn);
}
#if !defined(CONFIG_USER_ONLY)
static void spr_write_clear (void *opaque, int sprn)
{
gen_op_mask_spr(sprn);
}
#endif
/* SPR common to all PowerPC */
/* XER */
static void spr_read_xer (void *opaque, int sprn)