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lm32: gdbstub support

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This patch adds lm32 support to the gdbstub.

Signed-off-by: Michael Walle <michael@walle.cc>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
This commit is contained in:
Michael Walle 2011-02-17 23:45:06 +01:00 committed by Edgar E. Iglesias
parent c6af569347
commit 0c45d3d4b9
1 changed files with 76 additions and 0 deletions
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76
gdbstub.c
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@ -1462,6 +1462,80 @@ static int cpu_gdb_write_register(CPUState *env, uint8_t *mem_buf, int n)
return r; return r;
} }
#elif defined (TARGET_LM32)
#include "hw/lm32_pic.h"
#define NUM_CORE_REGS (32 + 7)
static int cpu_gdb_read_register(CPUState *env, uint8_t *mem_buf, int n)
{
if (n < 32) {
GET_REG32(env->regs[n]);
} else {
switch (n) {
case 32:
GET_REG32(env->pc);
break;
/* FIXME: put in right exception ID */
case 33:
GET_REG32(0);
break;
case 34:
GET_REG32(env->eba);
break;
case 35:
GET_REG32(env->deba);
break;
case 36:
GET_REG32(env->ie);
break;
case 37:
GET_REG32(lm32_pic_get_im(env->pic_state));
break;
case 38:
GET_REG32(lm32_pic_get_ip(env->pic_state));
break;
}
}
return 0;
}
static int cpu_gdb_write_register(CPUState *env, uint8_t *mem_buf, int n)
{
uint32_t tmp;
if (n > NUM_CORE_REGS) {
return 0;
}
tmp = ldl_p(mem_buf);
if (n < 32) {
env->regs[n] = tmp;
} else {
switch (n) {
case 32:
env->pc = tmp;
break;
case 34:
env->eba = tmp;
break;
case 35:
env->deba = tmp;
break;
case 36:
env->ie = tmp;
break;
case 37:
lm32_pic_set_im(env->pic_state, tmp);
break;
case 38:
lm32_pic_set_ip(env->pic_state, tmp);
break;
}
}
return 4;
}
#else #else
#define NUM_CORE_REGS 0 #define NUM_CORE_REGS 0
@ -1737,6 +1811,8 @@ static void gdb_set_cpu_pc(GDBState *s, target_ulong pc)
#elif defined (TARGET_S390X) #elif defined (TARGET_S390X)
cpu_synchronize_state(s->c_cpu); cpu_synchronize_state(s->c_cpu);
s->c_cpu->psw.addr = pc; s->c_cpu->psw.addr = pc;
#elif defined (TARGET_LM32)
s->c_cpu->pc = pc;
#endif #endif
} }