Display the interrupts/exceptions information
in QEMU logs (-d int)
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
---
Notes:
v6: update SR with the content of CCR in the logs
target/m68k/cpu.h | 8 ++++
target/m68k/op_helper.c | 117 +++++++++++++++++++++++++++++++++++++++++++++++-
2 files changed, 123 insertions(+), 2 deletions(-)
diff --git a/target/m68k/cpu.h b/target/m68k/cpu.h
index 5d03764eab..acc2629216 100644
--- a/target/m68k/cpu.h
+++ b/target/m68k/cpu.h
@@ -45,6 +45,8 @@
#define EXCP_ADDRESS 3 /* Address error. */
#define EXCP_ILLEGAL 4 /* Illegal instruction. */
#define EXCP_DIV0 5 /* Divide by zero */
+#define EXCP_CHK 6 /* CHK, CHK2 Instructions */
+#define EXCP_TRAPCC 7 /* FTRAPcc, TRAPcc, TRAPV Instructions */
#define EXCP_PRIVILEGE 8 /* Privilege violation. */
#define EXCP_TRACE 9
#define EXCP_LINEA 10 /* Unimplemented line-A (MAC) opcode. */
@@ -53,6 +55,9 @@
#define EXCP_DEBEGBP 13 /* Breakpoint debug interrupt. */
#define EXCP_FORMAT 14 /* RTE format error. */
#define EXCP_UNINITIALIZED 15
+#define EXCP_SPURIOUS 24 /* Spurious interrupt */
+#define EXCP_INT_LEVEL_1 25 /* Level 1 Interrupt autovector */
+#define EXCP_INT_LEVEL_7 31 /* Level 7 Interrupt autovector */
#define EXCP_TRAP0 32 /* User trap #0. */
#define EXCP_TRAP15 47 /* User trap #15. */
#define EXCP_FP_BSUN 48 /* Branch Set on Unordered */
@@ -63,6 +68,9 @@
#define EXCP_FP_OVFL 53 /* Overflow */
#define EXCP_FP_SNAN 54 /* Signaling Not-A-Number */
#define EXCP_FP_UNIMP 55 /* Unimplemented Data type */
+#define EXCP_MMU_CONF 56 /* MMU Configuration Error */
+#define EXCP_MMU_ILLEGAL 57 /* MMU Illegal Operation Error */
+#define EXCP_MMU_ACCESS 58 /* MMU Access Level Violation Error */
#define EXCP_UNSUPPORTED 61
#define EXCP_RTE 0x100
diff --git a/target/m68k/op_helper.c b/target/m68k/op_helper.c
index 63089511cb..123981af55 100644
--- a/target/m68k/op_helper.c
+++ b/target/m68k/op_helper.c
@@ -68,10 +68,116 @@ static void do_rte(CPUM68KState *env)
helper_set_sr(env, fmt);
}
+static const char *m68k_exception_name(int index)
+{
+ switch (index) {
+ case EXCP_ACCESS:
+ return "Access Fault";
+ case EXCP_ADDRESS:
+ return "Address Error";
+ case EXCP_ILLEGAL:
+ return "Illegal Instruction";
+ case EXCP_DIV0:
+ return "Divide by Zero";
+ case EXCP_CHK:
+ return "CHK/CHK2";
+ case EXCP_TRAPCC:
+ return "FTRAPcc, TRAPcc, TRAPV";
+ case EXCP_PRIVILEGE:
+ return "Privilege Violation";
+ case EXCP_TRACE:
+ return "Trace";
+ case EXCP_LINEA:
+ return "A-Line";
+ case EXCP_LINEF:
+ return "F-Line";
+ case EXCP_DEBEGBP: /* 68020/030 only */
+ return "Copro Protocol Violation";
+ case EXCP_FORMAT:
+ return "Format Error";
+ case EXCP_UNINITIALIZED:
+ return "Unitialized Interruot";
+ case EXCP_SPURIOUS:
+ return "Spurious Interrupt";
+ case EXCP_INT_LEVEL_1:
+ return "Level 1 Interrupt";
+ case EXCP_INT_LEVEL_1 + 1:
+ return "Level 2 Interrupt";
+ case EXCP_INT_LEVEL_1 + 2:
+ return "Level 3 Interrupt";
+ case EXCP_INT_LEVEL_1 + 3:
+ return "Level 4 Interrupt";
+ case EXCP_INT_LEVEL_1 + 4:
+ return "Level 5 Interrupt";
+ case EXCP_INT_LEVEL_1 + 5:
+ return "Level 6 Interrupt";
+ case EXCP_INT_LEVEL_1 + 6:
+ return "Level 7 Interrupt";
+ case EXCP_TRAP0:
+ return "TRAP #0";
+ case EXCP_TRAP0 + 1:
+ return "TRAP #1";
+ case EXCP_TRAP0 + 2:
+ return "TRAP #2";
+ case EXCP_TRAP0 + 3:
+ return "TRAP #3";
+ case EXCP_TRAP0 + 4:
+ return "TRAP #4";
+ case EXCP_TRAP0 + 5:
+ return "TRAP #5";
+ case EXCP_TRAP0 + 6:
+ return "TRAP #6";
+ case EXCP_TRAP0 + 7:
+ return "TRAP #7";
+ case EXCP_TRAP0 + 8:
+ return "TRAP #8";
+ case EXCP_TRAP0 + 9:
+ return "TRAP #9";
+ case EXCP_TRAP0 + 10:
+ return "TRAP #10";
+ case EXCP_TRAP0 + 11:
+ return "TRAP #11";
+ case EXCP_TRAP0 + 12:
+ return "TRAP #12";
+ case EXCP_TRAP0 + 13:
+ return "TRAP #13";
+ case EXCP_TRAP0 + 14:
+ return "TRAP #14";
+ case EXCP_TRAP0 + 15:
+ return "TRAP #15";
+ case EXCP_FP_BSUN:
+ return "FP Branch/Set on unordered condition";
+ case EXCP_FP_INEX:
+ return "FP Inexact Result";
+ case EXCP_FP_DZ:
+ return "FP Divide by Zero";
+ case EXCP_FP_UNFL:
+ return "FP Underflow";
+ case EXCP_FP_OPERR:
+ return "FP Operand Error";
+ case EXCP_FP_OVFL:
+ return "FP Overflow";
+ case EXCP_FP_SNAN:
+ return "FP Signaling NAN";
+ case EXCP_FP_UNIMP:
+ return "FP Unimplemented Data Type";
+ case EXCP_MMU_CONF: /* 68030/68851 only */
+ return "MMU Configuration Error";
+ case EXCP_MMU_ILLEGAL: /* 68851 only */
+ return "MMU Illegal Operation";
+ case EXCP_MMU_ACCESS: /* 68851 only */
+ return "MMU Access Level Violation";
+ case 64 ... 255:
+ return "User Defined Vector";
+ }
+ return "Unassigned";
+}
+
static void do_interrupt_all(CPUM68KState *env, int is_hw)
{
CPUState *cs = CPU(m68k_env_get_cpu(env));
uint32_t sp;
+ uint32_t sr;
uint32_t fmt;
uint32_t retaddr;
uint32_t vector;
@@ -109,10 +215,17 @@ static void do_interrupt_all(CPUM68KState *env, int is_hw)
vector = cs->exception_index << 2;
+ sr = env->sr | cpu_m68k_get_ccr(env);
+ if (qemu_loglevel_mask(CPU_LOG_INT)) {
+ static int count;
+ qemu_log("INT %6d: %s(%#x) pc=%08x sp=%08x sr=%04x\n",
+ ++count, m68k_exception_name(cs->exception_index),
+ vector, env->pc, env->aregs[7], sr);
+ }
+
fmt |= 0x40000000;
fmt |= vector << 16;
- fmt |= env->sr;
- fmt |= cpu_m68k_get_ccr(env);
+ fmt |= sr;
env->sr |= SR_S;
if (is_hw) {
--
2.14.3
On 01/02/2018 08:40 PM, Laurent Vivier wrote:
> Display the interrupts/exceptions information
> in QEMU logs (-d int)
>
> Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
> ---
>
> Notes:
> v6: update SR with the content of CCR in the logs
>
> target/m68k/cpu.h | 8 ++++
> target/m68k/op_helper.c | 117 +++++++++++++++++++++++++++++++++++++++++++++++-
> 2 files changed, 123 insertions(+), 2 deletions(-)
>
> diff --git a/target/m68k/cpu.h b/target/m68k/cpu.h
> index 5d03764eab..acc2629216 100644
> --- a/target/m68k/cpu.h
> +++ b/target/m68k/cpu.h
> @@ -45,6 +45,8 @@
> #define EXCP_ADDRESS 3 /* Address error. */
> #define EXCP_ILLEGAL 4 /* Illegal instruction. */
> #define EXCP_DIV0 5 /* Divide by zero */
> +#define EXCP_CHK 6 /* CHK, CHK2 Instructions */
> +#define EXCP_TRAPCC 7 /* FTRAPcc, TRAPcc, TRAPV Instructions */
> #define EXCP_PRIVILEGE 8 /* Privilege violation. */
> #define EXCP_TRACE 9
> #define EXCP_LINEA 10 /* Unimplemented line-A (MAC) opcode. */
> @@ -53,6 +55,9 @@
> #define EXCP_DEBEGBP 13 /* Breakpoint debug interrupt. */
> #define EXCP_FORMAT 14 /* RTE format error. */
> #define EXCP_UNINITIALIZED 15
> +#define EXCP_SPURIOUS 24 /* Spurious interrupt */
> +#define EXCP_INT_LEVEL_1 25 /* Level 1 Interrupt autovector */
> +#define EXCP_INT_LEVEL_7 31 /* Level 7 Interrupt autovector */
> #define EXCP_TRAP0 32 /* User trap #0. */
> #define EXCP_TRAP15 47 /* User trap #15. */
> #define EXCP_FP_BSUN 48 /* Branch Set on Unordered */
> @@ -63,6 +68,9 @@
> #define EXCP_FP_OVFL 53 /* Overflow */
> #define EXCP_FP_SNAN 54 /* Signaling Not-A-Number */
> #define EXCP_FP_UNIMP 55 /* Unimplemented Data type */
> +#define EXCP_MMU_CONF 56 /* MMU Configuration Error */
> +#define EXCP_MMU_ILLEGAL 57 /* MMU Illegal Operation Error */
> +#define EXCP_MMU_ACCESS 58 /* MMU Access Level Violation Error */
> #define EXCP_UNSUPPORTED 61
>
> #define EXCP_RTE 0x100
> diff --git a/target/m68k/op_helper.c b/target/m68k/op_helper.c
> index 63089511cb..123981af55 100644
> --- a/target/m68k/op_helper.c
> +++ b/target/m68k/op_helper.c
> @@ -68,10 +68,116 @@ static void do_rte(CPUM68KState *env)
> helper_set_sr(env, fmt);
> }
>
> +static const char *m68k_exception_name(int index)
> +{
> + switch (index) {
> + case EXCP_ACCESS:
> + return "Access Fault";
> + case EXCP_ADDRESS:
> + return "Address Error";
> + case EXCP_ILLEGAL:
> + return "Illegal Instruction";
> + case EXCP_DIV0:
> + return "Divide by Zero";
> + case EXCP_CHK:
> + return "CHK/CHK2";
> + case EXCP_TRAPCC:
> + return "FTRAPcc, TRAPcc, TRAPV";
> + case EXCP_PRIVILEGE:
> + return "Privilege Violation";
> + case EXCP_TRACE:
> + return "Trace";
> + case EXCP_LINEA:
> + return "A-Line";
> + case EXCP_LINEF:
> + return "F-Line";
> + case EXCP_DEBEGBP: /* 68020/030 only */
> + return "Copro Protocol Violation";
> + case EXCP_FORMAT:
> + return "Format Error";
> + case EXCP_UNINITIALIZED:
> + return "Unitialized Interruot";
> + case EXCP_SPURIOUS:
> + return "Spurious Interrupt";
> + case EXCP_INT_LEVEL_1:
> + return "Level 1 Interrupt";
> + case EXCP_INT_LEVEL_1 + 1:
> + return "Level 2 Interrupt";
> + case EXCP_INT_LEVEL_1 + 2:
> + return "Level 3 Interrupt";
> + case EXCP_INT_LEVEL_1 + 3:
> + return "Level 4 Interrupt";
> + case EXCP_INT_LEVEL_1 + 4:
> + return "Level 5 Interrupt";
> + case EXCP_INT_LEVEL_1 + 5:
> + return "Level 6 Interrupt";
> + case EXCP_INT_LEVEL_1 + 6:
> + return "Level 7 Interrupt";
> + case EXCP_TRAP0:
> + return "TRAP #0";
> + case EXCP_TRAP0 + 1:
> + return "TRAP #1";
> + case EXCP_TRAP0 + 2:
> + return "TRAP #2";
> + case EXCP_TRAP0 + 3:
> + return "TRAP #3";
> + case EXCP_TRAP0 + 4:
> + return "TRAP #4";
> + case EXCP_TRAP0 + 5:
> + return "TRAP #5";
> + case EXCP_TRAP0 + 6:
> + return "TRAP #6";
> + case EXCP_TRAP0 + 7:
> + return "TRAP #7";
> + case EXCP_TRAP0 + 8:
> + return "TRAP #8";
> + case EXCP_TRAP0 + 9:
> + return "TRAP #9";
> + case EXCP_TRAP0 + 10:
> + return "TRAP #10";
> + case EXCP_TRAP0 + 11:
> + return "TRAP #11";
> + case EXCP_TRAP0 + 12:
> + return "TRAP #12";
> + case EXCP_TRAP0 + 13:
> + return "TRAP #13";
> + case EXCP_TRAP0 + 14:
> + return "TRAP #14";
> + case EXCP_TRAP0 + 15:
> + return "TRAP #15";
> + case EXCP_FP_BSUN:
> + return "FP Branch/Set on unordered condition";
> + case EXCP_FP_INEX:
> + return "FP Inexact Result";
> + case EXCP_FP_DZ:
> + return "FP Divide by Zero";
> + case EXCP_FP_UNFL:
> + return "FP Underflow";
> + case EXCP_FP_OPERR:
> + return "FP Operand Error";
> + case EXCP_FP_OVFL:
> + return "FP Overflow";
> + case EXCP_FP_SNAN:
> + return "FP Signaling NAN";
> + case EXCP_FP_UNIMP:
> + return "FP Unimplemented Data Type";
> + case EXCP_MMU_CONF: /* 68030/68851 only */
> + return "MMU Configuration Error";
> + case EXCP_MMU_ILLEGAL: /* 68851 only */
> + return "MMU Illegal Operation";
> + case EXCP_MMU_ACCESS: /* 68851 only */
> + return "MMU Access Level Violation";
> + case 64 ... 255:
> + return "User Defined Vector";
> + }
> + return "Unassigned";
> +}
> +
> static void do_interrupt_all(CPUM68KState *env, int is_hw)
> {
> CPUState *cs = CPU(m68k_env_get_cpu(env));
> uint32_t sp;
> + uint32_t sr;
> uint32_t fmt;
> uint32_t retaddr;
> uint32_t vector;
> @@ -109,10 +215,17 @@ static void do_interrupt_all(CPUM68KState *env, int is_hw)
>
> vector = cs->exception_index << 2;
>
> + sr = env->sr | cpu_m68k_get_ccr(env);
> + if (qemu_loglevel_mask(CPU_LOG_INT)) {
> + static int count;
> + qemu_log("INT %6d: %s(%#x) pc=%08x sp=%08x sr=%04x\n",
> + ++count, m68k_exception_name(cs->exception_index),
> + vector, env->pc, env->aregs[7], sr);
> + }
> +
> fmt |= 0x40000000;
> fmt |= vector << 16;
> - fmt |= env->sr;
> - fmt |= cpu_m68k_get_ccr(env);
> + fmt |= sr;
>
> env->sr |= SR_S;
> if (is_hw) {
>
On 01/02/2018 03:40 PM, Laurent Vivier wrote: > Display the interrupts/exceptions information > in QEMU logs (-d int) > > Signed-off-by: Laurent Vivier <laurent@vivier.eu> > --- > > Notes: > v6: update SR with the content of CCR in the logs Reviewed-by: Richard Henderson <richard.henderson@linaro.org> r~
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