From patchwork Thu Nov 23 15:26:20 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gregory CLEMENT X-Patchwork-Id: 13466346 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b="XmFvkkbx" Received: from relay2-d.mail.gandi.net (relay2-d.mail.gandi.net [IPv6:2001:4b98:dc4:8::222]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0BD8FD4A; Thu, 23 Nov 2023 07:26:55 -0800 (PST) Received: by mail.gandi.net (Postfix) with ESMTPSA id 7E17240006; Thu, 23 Nov 2023 15:26:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1700753214; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=mwMGUZspLb3scKoCxR0kEqf6HvwmvWkmRHeYsxLYvU8=; b=XmFvkkbxbgrkDydlHmr4XJiBqyJc/Ls7wexVp90rJUDjbPvSrd0GPYtDvqocImDFC1XFAw LprUJiKqJ9aGmBKu2YCQnMMaT6aiLfjLpVtNo5IM3JK/79IovoIx/Z0yf0fk3FTDCpLDxm JmTWtumZtgWfjSuBSz730oppUObI4YP1fNjBFqXShxqbHFSfqBgIgkH7erOCD3U2chgXyY aHwb66AXyWVG4M6xkwB0SiZ+NmnI8lfPBE2qksB0O+ISH2cMvivkPwy/edbRZY87W+6qnR dEFOr9sHjedaE0s+rINFhNKNKa5xvzj1yjwbLDkQr+gJr4srSUv3moFBgs21NA== From: Gregory CLEMENT To: Paul Burton , Thomas Bogendoerfer , linux-mips@vger.kernel.org, Jiaxun Yang , Rob Herring , Krzysztof Kozlowski , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Vladimir Kondratiev , Tawfik Bayouk , Alexandre Belloni , =?utf-8?q?Th=C3=A9o_Lebr?= =?utf-8?q?un?= , Thomas Petazzoni Subject: [PATCH v2 03/21] MIPS: spaces: Define a couple of handy macros Date: Thu, 23 Nov 2023 16:26:20 +0100 Message-ID: <20231123152639.561231-4-gregory.clement@bootlin.com> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231123152639.561231-1-gregory.clement@bootlin.com> References: <20231123152639.561231-1-gregory.clement@bootlin.com> Precedence: bulk X-Mailing-List: linux-mips@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-GND-Sasl: gregory.clement@bootlin.com From: Jiaxun Yang KSEGX_SIZE is defined to size of each KSEG segment. TO_CAC and TO_UNCAC are brought to 32bit builds as well, TO_PHYS remains to be 64bit only as we want people to use __pa to avoid mixup compat address space. Signed-off-by: Jiaxun Yang --- arch/mips/include/asm/addrspace.h | 5 +++++ arch/mips/include/asm/mach-generic/spaces.h | 5 +++-- 2 files changed, 8 insertions(+), 2 deletions(-) diff --git a/arch/mips/include/asm/addrspace.h b/arch/mips/include/asm/addrspace.h index 59a48c60a065c..03a5e2c8b5dc9 100644 --- a/arch/mips/include/asm/addrspace.h +++ b/arch/mips/include/asm/addrspace.h @@ -47,6 +47,11 @@ */ #define KSEGX(a) ((_ACAST32_(a)) & _ACAST32_(0xe0000000)) +/* + * Gives the size of each kernel segment + */ +#define KSEGX_SIZE 0x20000000 + /* * Returns the physical address of a CKSEGx / XKPHYS address */ diff --git a/arch/mips/include/asm/mach-generic/spaces.h b/arch/mips/include/asm/mach-generic/spaces.h index b247575c5e699..05db19521e817 100644 --- a/arch/mips/include/asm/mach-generic/spaces.h +++ b/arch/mips/include/asm/mach-generic/spaces.h @@ -79,11 +79,12 @@ #endif #define TO_PHYS(x) ( ((x) & TO_PHYS_MASK)) -#define TO_CAC(x) (CAC_BASE | ((x) & TO_PHYS_MASK)) -#define TO_UNCAC(x) (UNCAC_BASE | ((x) & TO_PHYS_MASK)) #endif /* CONFIG_64BIT */ +#define TO_CAC(x) (CAC_BASE | ((x) & TO_PHYS_MASK)) +#define TO_UNCAC(x) (UNCAC_BASE | ((x) & TO_PHYS_MASK)) + /* * This handles the memory map. */