Kinsey Moore started a new discussion on bsps/aarch64/raspberrypi/start/mailbox.c: https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/915#note_138813 > +{ > + if (((uintptr_t)buffer & (MBOX_BUFFER_ALIGNMENT - 1)) != 0) { > + return RTEMS_INVALID_ADDRESS; > + } > + > + memset(buffer, 0, size); > + return RTEMS_SUCCESSFUL; > +} > + > + > + > +void rpi_mbox_write(uint8_t channel, uint32_t data){ > + while(BCM2835_REG(BCM2711_MBOX_STATUS) & BCM2711_MBOX_FULL){ > + } > + > + BCM2835_REG(BCM2711_MBOX_WRITE) = (data & MBOX_MAIL_DATA_MASK) | > (channel & MBOX_MAIL_CHANNEL_MASK); Channel should be validated here since allowable values are 0-9, but the input value is not an enumeration and can be 0-255. -- View it on GitLab: https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/915#note_138813 You're receiving this email because of your account on gitlab.rtems.org.
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