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Uses sim callback interface for system calls in RedBoot SWI support.

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This commit is contained in:
Nick Clifton 2002-05-09 10:29:08 +00:00
parent d8512e6afd
commit ace4f296f5
1 changed files with 13 additions and 8 deletions
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21
sim/arm/armos.c
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@ -171,7 +171,8 @@ ARMul_OSInit (ARMul_State * state)
instr = 0xe59ff000 | (ADDRSOFTVECTORS - 8); /* Load pc from soft vector */
for (i = ARMul_ResetV; i <= ARMFIQV; i += 4)
ARMul_WriteWord (state, i, instr); /* Write hardware vectors. */
/* Write hardware vectors. */
ARMul_WriteWord (state, i, instr);
SWI_vector_installed = 0;
@ -658,8 +659,8 @@ ARMul_OSHandleSWI (ARMul_State * state, ARMword number)
return TRUE;
case 3: /* Close. */
state->Reg[0] = close (state->Reg[1]);
OSptr->ErrorNo = errno;
state->Reg[0] = sim_callback->close (sim_callback, state->Reg[1]);
OSptr->ErrorNo = sim_callback->get_errno (sim_callback);
return TRUE;
case 4: /* Read. */
@ -671,14 +672,18 @@ ARMul_OSHandleSWI (ARMul_State * state, ARMword number)
return TRUE;
case 6: /* Lseek. */
state->Reg[0] = lseek (state->Reg[1], state->Reg[2], state->Reg[3]);
OSptr->ErrorNo = errno;
state->Reg[0] = sim_callback->lseek (sim_callback,
state->Reg[1],
state->Reg[2],
state->Reg[3]);
OSptr->ErrorNo = sim_callback->get_errno (sim_callback);
return TRUE;
case 17: /* Utime. */
state->Reg[0] = (ARMword) time (state->Reg[1]);
OSptr->ErrorNo = errno;
return (TRUE);
state->Reg[0] = (ARMword) sim_callback->time (sim_callback,
(long *) state->Reg[1]);
OSptr->ErrorNo = sim_callback->get_errno (sim_callback);
return TRUE;
case 7: /* Unlink. */
case 8: /* Getpid. */