On Tue, Nov 14, 2023 at 1:18 PM Richard Henderson <
richard.hender...@linaro.org> wrote:
> On 11/14/23 12:55, Patrick Venture wrote:
> > Avoids unaligned pointer issues.
> >
> > Reviewed-by: Chris Rauer <cra...@google.com>
> > Reviewed-by: Peter Foley <pefo...@google.com>
> > Signed-off-by: Patrick Venture <vent...@google.com>
> > ---
> > system/memory.c | 16 ++++++++--------
> > 1 file changed, 8 insertions(+), 8 deletions(-)
> >
> > diff --git a/system/memory.c b/system/memory.c
> > index 304fa843ea..02c97d5187 100644
> > --- a/system/memory.c
> > +++ b/system/memory.c
> > @@ -1343,16 +1343,16 @@ static uint64_t
> memory_region_ram_device_read(void *opaque,
> >
> > switch (size) {
> > case 1:
> > - data = *(uint8_t *)(mr->ram_block->host + addr);
> > + memcpy(&data, mr->ram_block->host + addr, sizeof(uint8_t));
>
>
> This is incorrect, especially for big-endian hosts.
>
> You want to use "qemu/bswap.h", ld*_he_p(), st*_he_p().
>
Thanks, I'll take a look.
>
>
> r~
>
