Commit b79f2265 authored by Rob Herring's avatar Rob Herring Committed by Peter Maydell
Browse files

arm: add dummy gic security registers 



Implement handling for the RAZ/WI gic security registers.

Signed-off-by: default avatarRob Herring <rob.herring@calxeda.com>
Signed-off-by: default avatarMark Langsdorf <mark.langsdorf@calxeda.com>
Signed-off-by: default avatarPeter Maydell <peter.maydell@linaro.org>
parent 104a26a2

hw/arm_gic.c

+6 −0
Original line number Diff line number Diff line
@@ -282,6 +282,10 @@ static uint32_t gic_dist_readb(void *opaque, target_phys_addr_t offset) 
            return ((GIC_NIRQ / 32) - 1) | ((NUM_CPU(s) - 1) << 5);

        if (offset < 0x08)

            return 0;

        if (offset >= 0x80) {

            /* Interrupt Security , RAZ/WI */

            return 0;

        }

#endif

        goto bad_reg;

    } else if (offset < 0x200) {
@@ -413,6 +417,8 @@ static void gic_dist_writeb(void *opaque, target_phys_addr_t offset, 
            DPRINTF("Distribution %sabled\n", s->enabled ? "En" : "Dis");

        } else if (offset < 4) {

            /* ignored.  */

        } else if (offset >= 0x80) {

            /* Interrupt Security Registers, RAZ/WI */

        } else {

            goto bad_reg;

        }