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* armos.c (ARMul_OSHandleSWI): Handle the RedBoot system

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call meminfo. Return ENOSYS for unhandled RedBoot syscalls.
This commit is contained in:
Daniel Jacobowitz 2006-02-02 01:48:16 +00:00
parent 9c703ebff4
commit eeea466063
2 changed files with 25 additions and 3 deletions
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7
sim/arm/ChangeLog
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@ -1,3 +1,8 @@
2006-02-01 Shaun Jackman <sjackman@gmail.com>
* armos.c (ARMul_OSHandleSWI): Handle the RedBoot system
call meminfo. Return ENOSYS for unhandled RedBoot syscalls.
2005-11-23 Mark Mitchell <mark@codesourcery.com>
* wrapper.c (gdb/signals.h): Include it.
@ -7,7 +12,7 @@
2005-11-16 Shaun Jackman <sjackman@gmail.com>
* sim/arm/armos.c: Include limits.h
* armos.c: Include limits.h
(unlink): Remove this macro. It is unused in this file and
conflicts with sim_callback->unlink.
(PATH_MAX): Define as 1024 if not already defined.

21
sim/arm/armos.c
View file

@ -859,9 +859,26 @@ ARMul_OSHandleSWI (ARMul_State * state, ARMword number)
case 18: /* Time. */
sim_callback->printf_filtered
(sim_callback,
"sim: unhandled RedBoot syscall '%d' encountered - ignoring\n",
"sim: unhandled RedBoot syscall `%d' encountered - "
"returning ENOSYS\n",
state->Reg[0]);
return FALSE;
state->Reg[0] = -1;
OSptr->ErrorNo = cb_host_to_target_errno
(sim_callback, ENOSYS);
break;
case 1001: /* Meminfo. */
{
ARMword totmem = state->Reg[1],
topmem = state->Reg[2];
ARMword stack = state->MemSize > 0
? state->MemSize : ADDRUSERSTACK;
if (totmem != 0)
ARMul_WriteWord (state, totmem, stack);
if (topmem != 0)
ARMul_WriteWord (state, topmem, stack);
state->Reg[0] = 0;
break;
}
default:
sim_callback->printf_filtered