diff options
| author | Richard Henderson <richard.henderson@linaro.org> | 2022-04-28 11:40:14 -0700 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2022-06-28 04:35:27 +0530 |
| commit | 3753b00e5747068882c7f0302dcf9b87402993ab (patch) | |
| tree | 7f6128b2c3a00f5c93df85782fbbbde09b96a322 /semihosting | |
| parent | 189878ae237d443571250f76655161d91c018889 (diff) | |
semihosting: Move GET_ARG/SET_ARG earlier in the file
Moving this to be useful for another function
besides do_common_semihosting.
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'semihosting')
| -rw-r--r-- | semihosting/arm-compat-semi.c | 48 |
1 files changed, 24 insertions, 24 deletions
diff --git a/semihosting/arm-compat-semi.c b/semihosting/arm-compat-semi.c index adb4e5b581..72a1350512 100644 --- a/semihosting/arm-compat-semi.c +++ b/semihosting/arm-compat-semi.c @@ -182,6 +182,30 @@ static LayoutInfo common_semi_find_bases(CPUState *cs) #include "common-semi-target.h" /* + * Read the input value from the argument block; fail the semihosting + * call if the memory read fails. Eventually we could use a generic + * CPUState helper function here. + */ + +#define GET_ARG(n) do { \ + if (is_64bit_semihosting(env)) { \ + if (get_user_u64(arg ## n, args + (n) * 8)) { \ + goto do_fault; \ + } \ + } else { \ + if (get_user_u32(arg ## n, args + (n) * 4)) { \ + goto do_fault; \ + } \ + } \ +} while (0) + +#define SET_ARG(n, val) \ + (is_64bit_semihosting(env) ? \ + put_user_u64(val, args + (n) * 8) : \ + put_user_u32(val, args + (n) * 4)) + + +/* * The semihosting API has no concept of its errno being thread-safe, * as the API design predates SMP CPUs and was intended as a simple * real-hardware set of debug functionality. For QEMU, we make the @@ -508,30 +532,6 @@ static const GuestFDFunctions guestfd_fns[] = { }; /* - * Read the input value from the argument block; fail the semihosting - * call if the memory read fails. Eventually we could use a generic - * CPUState helper function here. - */ - -#define GET_ARG(n) do { \ - if (is_64bit_semihosting(env)) { \ - if (get_user_u64(arg ## n, args + (n) * 8)) { \ - goto do_fault; \ - } \ - } else { \ - if (get_user_u32(arg ## n, args + (n) * 4)) { \ - goto do_fault; \ - } \ - } \ -} while (0) - -#define SET_ARG(n, val) \ - (is_64bit_semihosting(env) ? \ - put_user_u64(val, args + (n) * 8) : \ - put_user_u32(val, args + (n) * 4)) - - -/* * Do a semihosting call. * * The specification always says that the "return register" either |