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arch-arm: Semihosting, fix SYS_FLEN

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SYS_FLEN was incorrectly handled as SYS_ISTTY. This patch fixes this
behaviour.

Change-Id: I66e0b97d8b44d2cb78e0b1bb940fd6f4b52c658f
Reviewed-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/23752
Reviewed-by: Gabe Black <gabeblack@google.com>
Maintainer: Giacomo Travaglini <giacomo.travaglini@arm.com>
Tested-by: kokoro <noreply+kokoro@google.com>
This commit is contained in:
Adrian Herrera
2019-11-15 11:42:23 +00:00
committed by Giacomo Travaglini
parent e4c7ea67b8
commit c4724cac6b
1 changed files with 2 additions and 2 deletions
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4
src/arch/arm/semihosting.cc
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@@ -454,11 +454,11 @@ ArmSemihosting::callFLen(ThreadContext *tc, bool aarch64,
if (argv[1] > files.size() || !files[argv[1]])
return retError(EBADF);
int64_t ret = files[argv[1]]->isTTY();
int64_t ret = files[argv[1]]->flen();
if (ret < 0) {
return retError(-ret);
} else {
return retOK(0);
return retOK(ret);
}
}