Arm Linux EABI syscall support.

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1756 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
pbrook 2006-02-09 16:49:55 +00:00
parent b88a38324b
commit ce4defa062
4 changed files with 170 additions and 32 deletions

View file

@ -360,6 +360,7 @@ void cpu_loop(CPUARMState *env)
case EXCP_SWI:
case EXCP_BKPT:
{
env->eabi = 1;
/* system call */
if (trapnr == EXCP_BKPT) {
if (env->thumb) {
@ -386,13 +387,14 @@ void cpu_loop(CPUARMState *env)
} else if (n == ARM_NR_semihosting
|| n == ARM_NR_thumb_semihosting) {
env->regs[0] = do_arm_semihosting (env);
} else if (n >= ARM_SYSCALL_BASE
} else if (n == 0 || n >= ARM_SYSCALL_BASE
|| (env->thumb && n == ARM_THUMB_SYSCALL)) {
/* linux syscall */
if (env->thumb) {
if (env->thumb || n == 0) {
n = env->regs[7];
} else {
n -= ARM_SYSCALL_BASE;
env->eabi = 0;
}
env->regs[0] = do_syscall(env,
n,