From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([140.186.70.92]:58507) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RiRnX-0008Sf-Ov for qemu-devel@nongnu.org; Wed, 04 Jan 2012 09:26:41 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1RiRnT-0003zd-O1 for qemu-devel@nongnu.org; Wed, 04 Jan 2012 09:26:35 -0500 Received: from mnementh.archaic.org.uk ([81.2.115.146]:54863) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RiRnT-0003z2-G5 for qemu-devel@nongnu.org; Wed, 04 Jan 2012 09:26:31 -0500 From: Peter Maydell Date: Wed, 4 Jan 2012 13:56:25 +0000 Message-Id: <1325685386-23315-12-git-send-email-peter.maydell@linaro.org> In-Reply-To: <1325685386-23315-1-git-send-email-peter.maydell@linaro.org> References: <1325685386-23315-1-git-send-email-peter.maydell@linaro.org> Subject: [Qemu-devel] [PATCH 11/12] arm: add dummy gic security registers List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Anthony Liguori Cc: Mark Langsdorf , qemu-devel@nongnu.org, Rob Herring From: Rob Herring Implement handling for the RAZ/WI gic security registers. Signed-off-by: Rob Herring Signed-off-by: Mark Langsdorf Signed-off-by: Peter Maydell --- hw/arm_gic.c | 6 ++++++ 1 files changed, 6 insertions(+), 0 deletions(-) diff --git a/hw/arm_gic.c b/hw/arm_gic.c index 9b52119..0339cf5 100644 --- a/hw/arm_gic.c +++ b/hw/arm_gic.c @@ -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; } -- 1.7.1