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Mon, 7 Dec 2020 00:13:52 -0500 (EST) Received: from [148.251.23.173] (ml.mymailcheap.com [148.251.23.173]) by mail20.mymailcheap.com (Postfix) with ESMTP id D25DD41F2F; Mon, 7 Dec 2020 05:13:50 +0000 (UTC) Authentication-Results: mail20.mymailcheap.com; dkim=pass (1024-bit key; unprotected) header.d=flygoat.com header.i=@flygoat.com header.b="tO/2DsKx"; dkim-atps=neutral AI-Spam-Status: Not processed Received: from strike.U-LINK.com (unknown [116.228.84.2]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mail20.mymailcheap.com (Postfix) with ESMTPSA id D193F41F2F; Mon, 7 Dec 2020 05:13:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=flygoat.com; s=default; t=1607318024; bh=BWTxsP5z1TJkKWcGgpqEXmN5Vzwa5UfJpw4obGS0fL0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=tO/2DsKxoS0cmxPbBd+gZhdNO0FwXbnx2m3dn5Z2s2b+R8mxQPbaQm46TKoIKgMUA oJyfP0id85qj8KhtsN/wO7KVIB0y2SlqieQj6XAcf/Ad2K1DL81NSYhCmSHrGW9TAK sjuDsye11bWsatAY8DLyiKPUn4tjfKBTgV1n3fP0= From: Jiaxun Yang To: qemu-devel@nongnu.org Subject: [PATCH 4/5] hw/mips/addr: Add translation helpers for KSEG1 Date: Mon, 7 Dec 2020 13:13:35 +0800 Message-Id: <20201207051335.4758-1-jiaxun.yang@flygoat.com> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201207050231.2712-1-jiaxun.yang@flygoat.com> References: <20201207050231.2712-1-jiaxun.yang@flygoat.com> MIME-Version: 1.0 X-Rspamd-Queue-Id: D25DD41F2F X-Spamd-Result: default: False [4.90 / 10.00]; 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Signed-off-by: Jiaxun Yang --- hw/mips/addr.c | 11 +++++++++++ include/hw/mips/cpudevs.h | 2 ++ 2 files changed, 13 insertions(+) diff --git a/hw/mips/addr.c b/hw/mips/addr.c index 2f138fe1ea..9d21cc2eb0 100644 --- a/hw/mips/addr.c +++ b/hw/mips/addr.c @@ -35,6 +35,17 @@ uint64_t cpu_mips_phys_to_kseg0(void *opaque, uint64_t addr) return addr | ~0x7fffffffll; } +uint64_t cpu_mips_kseg1_to_phys(void *opaque, uint64_t addr) +{ + return addr & 0x1fffffffll; +} + +uint64_t cpu_mips_phys_to_kseg1(void *opaque, uint64_t addr) +{ + return (addr & 0x1fffffffll) | 0xffffffffa0000000ll; +} + + uint64_t cpu_mips_kvm_um_phys_to_kseg0(void *opaque, uint64_t addr) { return addr | 0x40000000ll; diff --git a/include/hw/mips/cpudevs.h b/include/hw/mips/cpudevs.h index 0b3e060c95..048767db67 100644 --- a/include/hw/mips/cpudevs.h +++ b/include/hw/mips/cpudevs.h @@ -8,6 +8,8 @@ /* addr.c */ uint64_t cpu_mips_kseg0_to_phys(void *opaque, uint64_t addr); uint64_t cpu_mips_phys_to_kseg0(void *opaque, uint64_t addr); +uint64_t cpu_mips_kseg1_to_phys(void *opaque, uint64_t addr); +uint64_t cpu_mips_phys_to_kseg1(void *opaque, uint64_t addr); uint64_t cpu_mips_kvm_um_phys_to_kseg0(void *opaque, uint64_t addr); bool mips_um_ksegs_enabled(void); void mips_um_ksegs_enable(void);