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Message-ID: <20100807135644.GA7318@n2100.arm.linux.org.uk>
Date:	Sat, 7 Aug 2010 14:56:44 +0100
From:	Russell King - ARM Linux <linux@....linux.org.uk>
To:	Stepan Moskovchenko <stepanm@...eaurora.org>
Cc:	dwalker@...eaurora.org, linux-arm-msm@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v2] arm: msm: Add MSM IOMMU support.

On Fri, Aug 06, 2010 at 04:04:41PM -0700, Stepan Moskovchenko wrote:
> +/**
> + * struct msm_iommu_dev - a single IOMMU hardware instance
> + * name		Human-readable name given to this IOMMU HW instance
> + * clk_rate	Rate to set for this IOMMU's clock, if applicable to this
> + *		particular IOMMU. 0 means don't set a rate.
> + *
> + */
> +struct msm_iommu_dev {
> +	const char *name;
> +	const unsigned long clk_rate;

Integers don't have to be const - far better to make the parent structure
const if that's what you want, and arrange for functions that are passed
the structure to take a pointer to 'const struct mem_iommu_dev'.

> +};
> +
> +/**
> + * struct msm_iommu_ctx_dev - an IOMMU context bank instance
> + * name		Human-readable name given to this context bank
> + * num		Index of this context bank within the hardware
> + * mids		List of Machine IDs that are to be mapped into this context
> + *		bank, terminated by -1. The MID is a set of signals on the
> + *		AXI bus that identifies the function associated with a specific
> + *		memory request. (See ARM spec).
> + */
> +struct msm_iommu_ctx_dev {
> +	const char *name;
> +	const int num;
> +	const int mids[MAX_NUM_MIDS];
> +};

Ditto.

> +
> +
> +/**
> + * struct msm_iommu_drvdata - A single IOMMU hardware instance
> + * @base:	IOMMU config port base address (VA)
> + * @irq:	Interrupt number
> +  *
> + * A msm_iommu_drvdata holds the global driver data about a single piece
> + * of an IOMMU hardware instance.
> + */
> +struct msm_iommu_drvdata {
> +	unsigned long base;

	void __iomem *base;

MMIO cookies are pointer-like, not integer like.

> +	int irq;
> +};
> +
> +/**
> + * struct msm_iommu_ctx_drvdata - an IOMMU context bank instance
> + * @num:		Hardware context number of this context
> + * @pdev:		Platform device associated wit this HW instance
> + * @attached_elm:	List element for domains to track which devices are
> + *			attached to them
> + *
> + * A msm_iommu_ctx_drvdata holds the driver data for a single context bank
> + * within each IOMMU hardware instance
> + */
> +struct msm_iommu_ctx_drvdata {
> +	int num;
> +	struct platform_device *pdev;
> +	struct list_head attached_elm;
> +};
> +
> +/*
> + * Look up an IOMMU context device by its context name. NULL if none found.
> + * Useful for testing and drivers that do not yet fully have IOMMU stuff in
> + * their platform devices.
> + */
> +struct device *msm_iommu_get_ctx(const char *ctx_name);
> +
> +/*
> + * Interrupt handler for the IOMMU context fault interrupt. Hooking the
> + * interrupt is not supported in the API yet, but this will print an error
> + * message and dump useful IOMMU registers.
> + */
> +irqreturn_t msm_iommu_fault_handler(int irq, void *dev_id);
> +
> +#endif
> diff --git a/arch/arm/mach-msm/include/mach/iommu_hw-8xxx.h b/arch/arm/mach-msm/include/mach/iommu_hw-8xxx.h
> new file mode 100644
> index 0000000..427735e
> --- /dev/null
> +++ b/arch/arm/mach-msm/include/mach/iommu_hw-8xxx.h
> @@ -0,0 +1,1864 @@
> +/* Copyright (c) 2010, Code Aurora Forum. All rights reserved.
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2 and
> + * only version 2 as published by the Free Software Foundation.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> + * GNU General Public License for more details.
> + *
> + * You should have received a copy of the GNU General Public License
> + * along with this program; if not, write to the Free Software
> + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
> + * 02110-1301, USA.
> + */
> +
> +#ifndef __ARCH_ARM_MACH_MSM_IOMMU_HW_8XXX_H
> +#define __ARCH_ARM_MACH_MSM_IOMMU_HW_8XXX_H
> +
> +#define CTX_SHIFT 12
> +
> +#define GET_GLOBAL_REG(reg, base) (readl((base) + (reg)))
> +#define GET_CTX_REG(reg, base, ctx) \
> +				(readl((base) + (reg) + ((ctx) << CTX_SHIFT)))
> +
> +#define SET_GLOBAL_REG(reg, base, val)	(writel((val), ((base) + (reg))))

Parens around writel not required.

> +
> +#define SET_CTX_REG(reg, base, ctx, val) \
> +			(writel((val), ((base) + (reg) + ((ctx) << CTX_SHIFT))))

Parens around writel not required.

> +
> +/* Wrappers for numbered registers */
> +#define SET_GLOBAL_REG_N(b, n, r, v) SET_GLOBAL_REG(b, ((r) + (n << 2)), (v))
> +#define GET_GLOBAL_REG_N(b, n, r)    GET_GLOBAL_REG(b, ((r) + (n << 2)))
> +
> +/* Field wrappers */
> +#define GET_GLOBAL_FIELD(b, r, F)    GET_FIELD(((b) + (r)), F##_MASK, F##_SHIFT)
> +#define GET_CONTEXT_FIELD(b, c, r, F)	\
> +	GET_FIELD(((b) + (r) + ((c) << CTX_SHIFT)), F##_MASK, F##_SHIFT)
> +
> +#define SET_GLOBAL_FIELD(b, r, F, v) \
> +	SET_FIELD(((b) + (r)), F##_MASK, F##_SHIFT, (v))
> +#define SET_CONTEXT_FIELD(b, c, r, F, v)	\
> +	SET_FIELD(((b) + (r) + ((c) << CTX_SHIFT)), F##_MASK, F##_SHIFT, (v))
> +
> +#define GET_FIELD(addr, mask, shift)  ((readl(addr) >> (shift)) & (mask))
> +
> +#define SET_FIELD(addr, mask, shift, v) \
> +do { \
> +	int t = readl(addr); \
> +	writel((t & ~((mask) << (shift))) + (((v) & (mask)) << (shift)), addr);\
> +} while (0)
> +
> +
> +/* First-level page table bits */
> +#define FL_TYPE_TABLE		(1 << 0)
> +#define FL_TYPE_SECT		(2 << 0)
> +#define FL_SUPERSECTION		(1 << 18)
> +#define FL_AP_WRITE		(1 << 10)
> +#define FL_AP_READ		(1 << 11)
> +#define FL_SHARED		(1 << 16)
> +
> +/* Second-level page table bits */
> +#define SL_TYPE_LARGE		(1 << 0)
> +#define SL_TYPE_SMALL		(2 << 0)
> +#define SL_AP0			(1 << 4)
> +#define SL_AP1			(2 << 4)
> +#define SL_SHARED		(1 << 10)
> +
> +
> +/* Global register setters / getters */
> +#define SET_M2VCBR_N(b, N, v)	 SET_GLOBAL_REG_N(M2VCBR_N, N, (b), (v))
> +#define SET_CBACR_N(b, N, v)	 SET_GLOBAL_REG_N(CBACR_N, N, (b), (v))
> +#define SET_TLBRSW(b, v)	 SET_GLOBAL_REG(TLBRSW, (b), (v))
> +#define SET_TLBTR0(b, v)	 SET_GLOBAL_REG(TLBTR0, (b), (v))
> +#define SET_TLBTR1(b, v)	 SET_GLOBAL_REG(TLBTR1, (b), (v))
> +#define SET_TLBTR2(b, v)	 SET_GLOBAL_REG(TLBTR2, (b), (v))
> +#define SET_TESTBUSCR(b, v)	 SET_GLOBAL_REG(TESTBUSCR, (b), (v))
> +#define SET_GLOBAL_TLBIALL(b, v) SET_GLOBAL_REG(GLOBAL_TLBIALL, (b), (v))
> +#define SET_TLBIVMID(b, v)	 SET_GLOBAL_REG(TLBIVMID, (b), (v))
> +#define SET_CR(b, v)		 SET_GLOBAL_REG(CR, (b), (v))
> +#define SET_EAR(b, v)		 SET_GLOBAL_REG(EAR, (b), (v))
> +#define SET_ESR(b, v)		 SET_GLOBAL_REG(ESR, (b), (v))
> +#define SET_ESRRESTORE(b, v)	 SET_GLOBAL_REG(ESRRESTORE, (b), (v))
> +#define SET_ESYNR0(b, v)	 SET_GLOBAL_REG(ESYNR0, (b), (v))
> +#define SET_ESYNR1(b, v)	 SET_GLOBAL_REG(ESYNR1, (b), (v))
> +#define SET_RPU_ACR(b, v)	 SET_GLOBAL_REG(RPU_ACR, (b), (v))
> +
> +#define GET_M2VCBR_N(b, N)	 GET_GLOBAL_REG_N(M2VCBR_N, N, (b))
> +#define GET_CBACR_N(b, N)	 GET_GLOBAL_REG_N(CBACR_N, N, (b))
> +#define GET_TLBTR0(b)		 GET_GLOBAL_REG(TLBTR0, (b))
> +#define GET_TLBTR1(b)		 GET_GLOBAL_REG(TLBTR1, (b))
> +#define GET_TLBTR2(b)		 GET_GLOBAL_REG(TLBTR2, (b))
> +#define GET_TESTBUSCR(b)	 GET_GLOBAL_REG(TESTBUSCR, (b))
> +#define GET_GLOBAL_TLBIALL(b)	 GET_GLOBAL_REG(GLOBAL_TLBIALL, (b))
> +#define GET_TLBIVMID(b)		 GET_GLOBAL_REG(TLBIVMID, (b))
> +#define GET_CR(b)		 GET_GLOBAL_REG(CR, (b))
> +#define GET_EAR(b)		 GET_GLOBAL_REG(EAR, (b))
> +#define GET_ESR(b)		 GET_GLOBAL_REG(ESR, (b))
> +#define GET_ESRRESTORE(b)	 GET_GLOBAL_REG(ESRRESTORE, (b))
> +#define GET_ESYNR0(b)		 GET_GLOBAL_REG(ESYNR0, (b))
> +#define GET_ESYNR1(b)		 GET_GLOBAL_REG(ESYNR1, (b))
> +#define GET_REV(b)		 GET_GLOBAL_REG(REV, (b))
> +#define GET_IDR(b)		 GET_GLOBAL_REG(IDR, (b))
> +#define GET_RPU_ACR(b)		 GET_GLOBAL_REG(RPU_ACR, (b))
> +
> +
> +/* Context register setters/getters */
> +#define SET_SCTLR(b, c, v)	 SET_CTX_REG(SCTLR, (b), (c), (v))
> +#define SET_ACTLR(b, c, v)	 SET_CTX_REG(ACTLR, (b), (c), (v))
> +#define SET_CONTEXTIDR(b, c, v)	 SET_CTX_REG(CONTEXTIDR, (b), (c), (v))
> +#define SET_TTBR0(b, c, v)	 SET_CTX_REG(TTBR0, (b), (c), (v))
> +#define SET_TTBR1(b, c, v)	 SET_CTX_REG(TTBR1, (b), (c), (v))
> +#define SET_TTBCR(b, c, v)	 SET_CTX_REG(TTBCR, (b), (c), (v))
> +#define SET_PAR(b, c, v)	 SET_CTX_REG(PAR, (b), (c), (v))
> +#define SET_FSR(b, c, v)	 SET_CTX_REG(FSR, (b), (c), (v))
> +#define SET_FSRRESTORE(b, c, v)	 SET_CTX_REG(FSRRESTORE, (b), (c), (v))
> +#define SET_FAR(b, c, v)	 SET_CTX_REG(FAR, (b), (c), (v))
> +#define SET_FSYNR0(b, c, v)	 SET_CTX_REG(FSYNR0, (b), (c), (v))
> +#define SET_FSYNR1(b, c, v)	 SET_CTX_REG(FSYNR1, (b), (c), (v))
> +#define SET_PRRR(b, c, v)	 SET_CTX_REG(PRRR, (b), (c), (v))
> +#define SET_NMRR(b, c, v)	 SET_CTX_REG(NMRR, (b), (c), (v))
> +#define SET_TLBLKCR(b, c, v)	 SET_CTX_REG(TLBLCKR, (b), (c), (v))
> +#define SET_V2PSR(b, c, v)	 SET_CTX_REG(V2PSR, (b), (c), (v))
> +#define SET_TLBFLPTER(b, c, v)	 SET_CTX_REG(TLBFLPTER, (b), (c), (v))
> +#define SET_TLBSLPTER(b, c, v)	 SET_CTX_REG(TLBSLPTER, (b), (c), (v))
> +#define SET_BFBCR(b, c, v)	 SET_CTX_REG(BFBCR, (b), (c), (v))
> +#define SET_CTX_TLBIALL(b, c, v) SET_CTX_REG(CTX_TLBIALL, (b), (c), (v))
> +#define SET_TLBIASID(b, c, v)	 SET_CTX_REG(TLBIASID, (b), (c), (v))
> +#define SET_TLBIVA(b, c, v)	 SET_CTX_REG(TLBIVA, (b), (c), (v))
> +#define SET_TLBIVAA(b, c, v)	 SET_CTX_REG(TLBIVAA, (b), (c), (v))
> +#define SET_V2PPR(b, c, v)	 SET_CTX_REG(V2PPR, (b), (c), (v))
> +#define SET_V2PPW(b, c, v)	 SET_CTX_REG(V2PPW, (b), (c), (v))
> +#define SET_V2PUR(b, c, v)	 SET_CTX_REG(V2PUR, (b), (c), (v))
> +#define SET_V2PUW(b, c, v)	 SET_CTX_REG(V2PUW, (b), (c), (v))
> +#define SET_RESUME(b, c, v)	 SET_CTX_REG(RESUME, (b), (c), (v))
> +
> +#define GET_SCTLR(b, c)		 GET_CTX_REG(SCTLR, (b), (c))
> +#define GET_ACTLR(b, c)		 GET_CTX_REG(ACTLR, (b), (c))
> +#define GET_CONTEXTIDR(b, c)	 GET_CTX_REG(CONTEXTIDR, (b), (c))
> +#define GET_TTBR0(b, c)		 GET_CTX_REG(TTBR0, (b), (c))
> +#define GET_TTBR1(b, c)		 GET_CTX_REG(TTBR1, (b), (c))
> +#define GET_TTBCR(b, c)		 GET_CTX_REG(TTBCR, (b), (c))
> +#define GET_PAR(b, c)		 GET_CTX_REG(PAR, (b), (c))
> +#define GET_FSR(b, c)		 GET_CTX_REG(FSR, (b), (c))
> +#define GET_FSRRESTORE(b, c)	 GET_CTX_REG(FSRRESTORE, (b), (c))
> +#define GET_FAR(b, c)		 GET_CTX_REG(FAR, (b), (c))
> +#define GET_FSYNR0(b, c)	 GET_CTX_REG(FSYNR0, (b), (c))
> +#define GET_FSYNR1(b, c)	 GET_CTX_REG(FSYNR1, (b), (c))
> +#define GET_PRRR(b, c)		 GET_CTX_REG(PRRR, (b), (c))
> +#define GET_NMRR(b, c)		 GET_CTX_REG(NMRR, (b), (c))
> +#define GET_TLBLCKR(b, c)	 GET_CTX_REG(TLBLCKR, (b), (c))
> +#define GET_V2PSR(b, c)		 GET_CTX_REG(V2PSR, (b), (c))
> +#define GET_TLBFLPTER(b, c)	 GET_CTX_REG(TLBFLPTER, (b), (c))
> +#define GET_TLBSLPTER(b, c)	 GET_CTX_REG(TLBSLPTER, (b), (c))
> +#define GET_BFBCR(b, c)		 GET_CTX_REG(BFBCR, (b), (c))
> +#define GET_CTX_TLBIALL(b, c)	 GET_CTX_REG(CTX_TLBIALL, (b), (c))
> +#define GET_TLBIASID(b, c)	 GET_CTX_REG(TLBIASID, (b), (c))
> +#define GET_TLBIVA(b, c)	 GET_CTX_REG(TLBIVA, (b), (c))
> +#define GET_TLBIVAA(b, c)	 GET_CTX_REG(TLBIVAA, (b), (c))
> +#define GET_V2PPR(b, c)		 GET_CTX_REG(V2PPR, (b), (c))
> +#define GET_V2PPW(b, c)		 GET_CTX_REG(V2PPW, (b), (c))
> +#define GET_V2PUR(b, c)		 GET_CTX_REG(V2PUR, (b), (c))
> +#define GET_V2PUW(b, c)		 GET_CTX_REG(V2PUW, (b), (c))
> +#define GET_RESUME(b, c)	 GET_CTX_REG(RESUME, (b), (c))
> +
> +
> +/* Global field setters / getters */
> +/* Global Field Setters: */
> +/* CBACR_N */
> +#define SET_RWVMID(b, n, v)   SET_GLOBAL_FIELD(b, (n<<2)|(CBACR_N), RWVMID, v)
> +#define SET_RWE(b, n, v)      SET_GLOBAL_FIELD(b, (n<<2)|(CBACR_N), RWE, v)
> +#define SET_RWGE(b, n, v)     SET_GLOBAL_FIELD(b, (n<<2)|(CBACR_N), RWGE, v)
> +#define SET_CBVMID(b, n, v)   SET_GLOBAL_FIELD(b, (n<<2)|(CBACR_N), CBVMID, v)
> +#define SET_IRPTNDX(b, n, v)  SET_GLOBAL_FIELD(b, (n<<2)|(CBACR_N), IRPTNDX, v)
> +
> +
> +/* M2VCBR_N */
> +#define SET_VMID(b, n, v)     SET_GLOBAL_FIELD(b, (n<<2)|(M2VCBR_N), VMID, v)
> +#define SET_CBNDX(b, n, v)    SET_GLOBAL_FIELD(b, (n<<2)|(M2VCBR_N), CBNDX, v)
> +#define SET_BYPASSD(b, n, v)  SET_GLOBAL_FIELD(b, (n<<2)|(M2VCBR_N), BYPASSD, v)
> +#define SET_BPRCOSH(b, n, v)  SET_GLOBAL_FIELD(b, (n<<2)|(M2VCBR_N), BPRCOSH, v)
> +#define SET_BPRCISH(b, n, v)  SET_GLOBAL_FIELD(b, (n<<2)|(M2VCBR_N), BPRCISH, v)
> +#define SET_BPRCNSH(b, n, v)  SET_GLOBAL_FIELD(b, (n<<2)|(M2VCBR_N), BPRCNSH, v)
> +#define SET_BPSHCFG(b, n, v)  SET_GLOBAL_FIELD(b, (n<<2)|(M2VCBR_N), BPSHCFG, v)
> +#define SET_NSCFG(b, n, v)    SET_GLOBAL_FIELD(b, (n<<2)|(M2VCBR_N), NSCFG, v)
> +#define SET_BPMTCFG(b, n, v)  SET_GLOBAL_FIELD(b, (n<<2)|(M2VCBR_N), BPMTCFG, v)
> +#define SET_BPMEMTYPE(b, n, v) \
> +	SET_GLOBAL_FIELD(b, (n<<2)|(M2VCBR_N), BPMEMTYPE, v)
> +
> +
> +/* CR */
> +#define SET_RPUE(b, v)		 SET_GLOBAL_FIELD(b, CR, RPUE, v)
> +#define SET_RPUERE(b, v)	 SET_GLOBAL_FIELD(b, CR, RPUERE, v)
> +#define SET_RPUEIE(b, v)	 SET_GLOBAL_FIELD(b, CR, RPUEIE, v)
> +#define SET_DCDEE(b, v)		 SET_GLOBAL_FIELD(b, CR, DCDEE, v)
> +#define SET_CLIENTPD(b, v)       SET_GLOBAL_FIELD(b, CR, CLIENTPD, v)
> +#define SET_STALLD(b, v)	 SET_GLOBAL_FIELD(b, CR, STALLD, v)
> +#define SET_TLBLKCRWE(b, v)      SET_GLOBAL_FIELD(b, CR, TLBLKCRWE, v)
> +#define SET_CR_TLBIALLCFG(b, v)  SET_GLOBAL_FIELD(b, CR, CR_TLBIALLCFG, v)
> +#define SET_TLBIVMIDCFG(b, v)    SET_GLOBAL_FIELD(b, CR, TLBIVMIDCFG, v)
> +#define SET_CR_HUME(b, v)        SET_GLOBAL_FIELD(b, CR, CR_HUME, v)
> +
> +
> +/* ESR */
> +#define SET_CFG(b, v)		 SET_GLOBAL_FIELD(b, ESR, CFG, v)
> +#define SET_BYPASS(b, v)	 SET_GLOBAL_FIELD(b, ESR, BYPASS, v)
> +#define SET_ESR_MULTI(b, v)      SET_GLOBAL_FIELD(b, ESR, ESR_MULTI, v)
> +
> +
> +/* ESYNR0 */
> +#define SET_ESYNR0_AMID(b, v)    SET_GLOBAL_FIELD(b, ESYNR0, ESYNR0_AMID, v)
> +#define SET_ESYNR0_APID(b, v)    SET_GLOBAL_FIELD(b, ESYNR0, ESYNR0_APID, v)
> +#define SET_ESYNR0_ABID(b, v)    SET_GLOBAL_FIELD(b, ESYNR0, ESYNR0_ABID, v)
> +#define SET_ESYNR0_AVMID(b, v)   SET_GLOBAL_FIELD(b, ESYNR0, ESYNR0_AVMID, v)
> +#define SET_ESYNR0_ATID(b, v)    SET_GLOBAL_FIELD(b, ESYNR0, ESYNR0_ATID, v)
> +
> +
> +/* ESYNR1 */
> +#define SET_ESYNR1_AMEMTYPE(b, v) \
> +			SET_GLOBAL_FIELD(b, ESYNR1, ESYNR1_AMEMTYPE, v)
> +#define SET_ESYNR1_ASHARED(b, v)  SET_GLOBAL_FIELD(b, ESYNR1, ESYNR1_ASHARED, v)
> +#define SET_ESYNR1_AINNERSHARED(b, v) \
> +			SET_GLOBAL_FIELD(b, ESYNR1, ESYNR1_AINNERSHARED, v)
> +#define SET_ESYNR1_APRIV(b, v)   SET_GLOBAL_FIELD(b, ESYNR1, ESYNR1_APRIV, v)
> +#define SET_ESYNR1_APROTNS(b, v) SET_GLOBAL_FIELD(b, ESYNR1, ESYNR1_APROTNS, v)
> +#define SET_ESYNR1_AINST(b, v)   SET_GLOBAL_FIELD(b, ESYNR1, ESYNR1_AINST, v)
> +#define SET_ESYNR1_AWRITE(b, v)  SET_GLOBAL_FIELD(b, ESYNR1, ESYNR1_AWRITE, v)
> +#define SET_ESYNR1_ABURST(b, v)  SET_GLOBAL_FIELD(b, ESYNR1, ESYNR1_ABURST, v)
> +#define SET_ESYNR1_ALEN(b, v)    SET_GLOBAL_FIELD(b, ESYNR1, ESYNR1_ALEN, v)
> +#define SET_ESYNR1_ASIZE(b, v)   SET_GLOBAL_FIELD(b, ESYNR1, ESYNR1_ASIZE, v)
> +#define SET_ESYNR1_ALOCK(b, v)   SET_GLOBAL_FIELD(b, ESYNR1, ESYNR1_ALOCK, v)
> +#define SET_ESYNR1_AOOO(b, v)    SET_GLOBAL_FIELD(b, ESYNR1, ESYNR1_AOOO, v)
> +#define SET_ESYNR1_AFULL(b, v)   SET_GLOBAL_FIELD(b, ESYNR1, ESYNR1_AFULL, v)
> +#define SET_ESYNR1_AC(b, v)      SET_GLOBAL_FIELD(b, ESYNR1, ESYNR1_AC, v)
> +#define SET_ESYNR1_DCD(b, v)     SET_GLOBAL_FIELD(b, ESYNR1, ESYNR1_DCD, v)
> +
> +
> +/* TESTBUSCR */
> +#define SET_TBE(b, v)		 SET_GLOBAL_FIELD(b, TESTBUSCR, TBE, v)
> +#define SET_SPDMBE(b, v)	 SET_GLOBAL_FIELD(b, TESTBUSCR, SPDMBE, v)
> +#define SET_WGSEL(b, v)		 SET_GLOBAL_FIELD(b, TESTBUSCR, WGSEL, v)
> +#define SET_TBLSEL(b, v)	 SET_GLOBAL_FIELD(b, TESTBUSCR, TBLSEL, v)
> +#define SET_TBHSEL(b, v)	 SET_GLOBAL_FIELD(b, TESTBUSCR, TBHSEL, v)
> +#define SET_SPDM0SEL(b, v)       SET_GLOBAL_FIELD(b, TESTBUSCR, SPDM0SEL, v)
> +#define SET_SPDM1SEL(b, v)       SET_GLOBAL_FIELD(b, TESTBUSCR, SPDM1SEL, v)
> +#define SET_SPDM2SEL(b, v)       SET_GLOBAL_FIELD(b, TESTBUSCR, SPDM2SEL, v)
> +#define SET_SPDM3SEL(b, v)       SET_GLOBAL_FIELD(b, TESTBUSCR, SPDM3SEL, v)
> +
> +
> +/* TLBIVMID */
> +#define SET_TLBIVMID_VMID(b, v)  SET_GLOBAL_FIELD(b, TLBIVMID, TLBIVMID_VMID, v)
> +
> +
> +/* TLBRSW */
> +#define SET_TLBRSW_INDEX(b, v)   SET_GLOBAL_FIELD(b, TLBRSW, TLBRSW_INDEX, v)
> +#define SET_TLBBFBS(b, v)	 SET_GLOBAL_FIELD(b, TLBRSW, TLBBFBS, v)
> +
> +
> +/* TLBTR0 */
> +#define SET_PR(b, v)		 SET_GLOBAL_FIELD(b, TLBTR0, PR, v)
> +#define SET_PW(b, v)		 SET_GLOBAL_FIELD(b, TLBTR0, PW, v)
> +#define SET_UR(b, v)		 SET_GLOBAL_FIELD(b, TLBTR0, UR, v)
> +#define SET_UW(b, v)		 SET_GLOBAL_FIELD(b, TLBTR0, UW, v)
> +#define SET_XN(b, v)		 SET_GLOBAL_FIELD(b, TLBTR0, XN, v)
> +#define SET_NSDESC(b, v)	 SET_GLOBAL_FIELD(b, TLBTR0, NSDESC, v)
> +#define SET_ISH(b, v)		 SET_GLOBAL_FIELD(b, TLBTR0, ISH, v)
> +#define SET_SH(b, v)		 SET_GLOBAL_FIELD(b, TLBTR0, SH, v)
> +#define SET_MT(b, v)		 SET_GLOBAL_FIELD(b, TLBTR0, MT, v)
> +#define SET_DPSIZR(b, v)	 SET_GLOBAL_FIELD(b, TLBTR0, DPSIZR, v)
> +#define SET_DPSIZC(b, v)	 SET_GLOBAL_FIELD(b, TLBTR0, DPSIZC, v)
> +
> +
> +/* TLBTR1 */
> +#define SET_TLBTR1_VMID(b, v)    SET_GLOBAL_FIELD(b, TLBTR1, TLBTR1_VMID, v)
> +#define SET_TLBTR1_PA(b, v)      SET_GLOBAL_FIELD(b, TLBTR1, TLBTR1_PA, v)
> +
> +
> +/* TLBTR2 */
> +#define SET_TLBTR2_ASID(b, v)    SET_GLOBAL_FIELD(b, TLBTR2, TLBTR2_ASID, v)
> +#define SET_TLBTR2_V(b, v)       SET_GLOBAL_FIELD(b, TLBTR2, TLBTR2_V, v)
> +#define SET_TLBTR2_NSTID(b, v)   SET_GLOBAL_FIELD(b, TLBTR2, TLBTR2_NSTID, v)
> +#define SET_TLBTR2_NV(b, v)      SET_GLOBAL_FIELD(b, TLBTR2, TLBTR2_NV, v)
> +#define SET_TLBTR2_VA(b, v)      SET_GLOBAL_FIELD(b, TLBTR2, TLBTR2_VA, v)
> +
> +
> +/* Global Field Getters */
> +/* CBACR_N */
> +#define GET_RWVMID(b, n)	 GET_GLOBAL_FIELD(b, (n<<2)|(CBACR_N), RWVMID)
> +#define GET_RWE(b, n)		 GET_GLOBAL_FIELD(b, (n<<2)|(CBACR_N), RWE)
> +#define GET_RWGE(b, n)		 GET_GLOBAL_FIELD(b, (n<<2)|(CBACR_N), RWGE)
> +#define GET_CBVMID(b, n)	 GET_GLOBAL_FIELD(b, (n<<2)|(CBACR_N), CBVMID)
> +#define GET_IRPTNDX(b, n)	 GET_GLOBAL_FIELD(b, (n<<2)|(CBACR_N), IRPTNDX)
> +
> +
> +/* M2VCBR_N */
> +#define GET_VMID(b, n)       GET_GLOBAL_FIELD(b, (n<<2)|(M2VCBR_N), VMID)
> +#define GET_CBNDX(b, n)      GET_GLOBAL_FIELD(b, (n<<2)|(M2VCBR_N), CBNDX)
> +#define GET_BYPASSD(b, n)    GET_GLOBAL_FIELD(b, (n<<2)|(M2VCBR_N), BYPASSD)
> +#define GET_BPRCOSH(b, n)    GET_GLOBAL_FIELD(b, (n<<2)|(M2VCBR_N), BPRCOSH)
> +#define GET_BPRCISH(b, n)    GET_GLOBAL_FIELD(b, (n<<2)|(M2VCBR_N), BPRCISH)
> +#define GET_BPRCNSH(b, n)    GET_GLOBAL_FIELD(b, (n<<2)|(M2VCBR_N), BPRCNSH)
> +#define GET_BPSHCFG(b, n)    GET_GLOBAL_FIELD(b, (n<<2)|(M2VCBR_N), BPSHCFG)
> +#define GET_NSCFG(b, n)      GET_GLOBAL_FIELD(b, (n<<2)|(M2VCBR_N), NSCFG)
> +#define GET_BPMTCFG(b, n)    GET_GLOBAL_FIELD(b, (n<<2)|(M2VCBR_N), BPMTCFG)
> +#define GET_BPMEMTYPE(b, n)  GET_GLOBAL_FIELD(b, (n<<2)|(M2VCBR_N), BPMEMTYPE)
> +
> +
> +/* CR */
> +#define GET_RPUE(b)		 GET_GLOBAL_FIELD(b, CR, RPUE)
> +#define GET_RPUERE(b)		 GET_GLOBAL_FIELD(b, CR, RPUERE)
> +#define GET_RPUEIE(b)		 GET_GLOBAL_FIELD(b, CR, RPUEIE)
> +#define GET_DCDEE(b)		 GET_GLOBAL_FIELD(b, CR, DCDEE)
> +#define GET_CLIENTPD(b)		 GET_GLOBAL_FIELD(b, CR, CLIENTPD)
> +#define GET_STALLD(b)		 GET_GLOBAL_FIELD(b, CR, STALLD)
> +#define GET_TLBLKCRWE(b)	 GET_GLOBAL_FIELD(b, CR, TLBLKCRWE)
> +#define GET_CR_TLBIALLCFG(b)	 GET_GLOBAL_FIELD(b, CR, CR_TLBIALLCFG)
> +#define GET_TLBIVMIDCFG(b)	 GET_GLOBAL_FIELD(b, CR, TLBIVMIDCFG)
> +#define GET_CR_HUME(b)		 GET_GLOBAL_FIELD(b, CR, CR_HUME)
> +
> +
> +/* ESR */
> +#define GET_CFG(b)		 GET_GLOBAL_FIELD(b, ESR, CFG)
> +#define GET_BYPASS(b)		 GET_GLOBAL_FIELD(b, ESR, BYPASS)
> +#define GET_ESR_MULTI(b)	 GET_GLOBAL_FIELD(b, ESR, ESR_MULTI)
> +
> +
> +/* ESYNR0 */
> +#define GET_ESYNR0_AMID(b)	 GET_GLOBAL_FIELD(b, ESYNR0, ESYNR0_AMID)
> +#define GET_ESYNR0_APID(b)	 GET_GLOBAL_FIELD(b, ESYNR0, ESYNR0_APID)
> +#define GET_ESYNR0_ABID(b)	 GET_GLOBAL_FIELD(b, ESYNR0, ESYNR0_ABID)
> +#define GET_ESYNR0_AVMID(b)	 GET_GLOBAL_FIELD(b, ESYNR0, ESYNR0_AVMID)
> +#define GET_ESYNR0_ATID(b)	 GET_GLOBAL_FIELD(b, ESYNR0, ESYNR0_ATID)
> +
> +
> +/* ESYNR1 */
> +#define GET_ESYNR1_AMEMTYPE(b)   GET_GLOBAL_FIELD(b, ESYNR1, ESYNR1_AMEMTYPE)
> +#define GET_ESYNR1_ASHARED(b)    GET_GLOBAL_FIELD(b, ESYNR1, ESYNR1_ASHARED)
> +#define GET_ESYNR1_AINNERSHARED(b) \
> +			GET_GLOBAL_FIELD(b, ESYNR1, ESYNR1_AINNERSHARED)
> +#define GET_ESYNR1_APRIV(b)      GET_GLOBAL_FIELD(b, ESYNR1, ESYNR1_APRIV)
> +#define GET_ESYNR1_APROTNS(b)	 GET_GLOBAL_FIELD(b, ESYNR1, ESYNR1_APROTNS)
> +#define GET_ESYNR1_AINST(b)	 GET_GLOBAL_FIELD(b, ESYNR1, ESYNR1_AINST)
> +#define GET_ESYNR1_AWRITE(b)	 GET_GLOBAL_FIELD(b, ESYNR1, ESYNR1_AWRITE)
> +#define GET_ESYNR1_ABURST(b)	 GET_GLOBAL_FIELD(b, ESYNR1, ESYNR1_ABURST)
> +#define GET_ESYNR1_ALEN(b)	 GET_GLOBAL_FIELD(b, ESYNR1, ESYNR1_ALEN)
> +#define GET_ESYNR1_ASIZE(b)	 GET_GLOBAL_FIELD(b, ESYNR1, ESYNR1_ASIZE)
> +#define GET_ESYNR1_ALOCK(b)	 GET_GLOBAL_FIELD(b, ESYNR1, ESYNR1_ALOCK)
> +#define GET_ESYNR1_AOOO(b)	 GET_GLOBAL_FIELD(b, ESYNR1, ESYNR1_AOOO)
> +#define GET_ESYNR1_AFULL(b)	 GET_GLOBAL_FIELD(b, ESYNR1, ESYNR1_AFULL)
> +#define GET_ESYNR1_AC(b)	 GET_GLOBAL_FIELD(b, ESYNR1, ESYNR1_AC)
> +#define GET_ESYNR1_DCD(b)	 GET_GLOBAL_FIELD(b, ESYNR1, ESYNR1_DCD)
> +
> +
> +/* IDR */
> +#define GET_NM2VCBMT(b)		 GET_GLOBAL_FIELD(b, IDR, NM2VCBMT)
> +#define GET_HTW(b)		 GET_GLOBAL_FIELD(b, IDR, HTW)
> +#define GET_HUM(b)		 GET_GLOBAL_FIELD(b, IDR, HUM)
> +#define GET_TLBSIZE(b)		 GET_GLOBAL_FIELD(b, IDR, TLBSIZE)
> +#define GET_NCB(b)		 GET_GLOBAL_FIELD(b, IDR, NCB)
> +#define GET_NIRPT(b)		 GET_GLOBAL_FIELD(b, IDR, NIRPT)
> +
> +
> +/* REV */
> +#define GET_MAJOR(b)		 GET_GLOBAL_FIELD(b, REV, MAJOR)
> +#define GET_MINOR(b)		 GET_GLOBAL_FIELD(b, REV, MINOR)
> +
> +
> +/* TESTBUSCR */
> +#define GET_TBE(b)		 GET_GLOBAL_FIELD(b, TESTBUSCR, TBE)
> +#define GET_SPDMBE(b)		 GET_GLOBAL_FIELD(b, TESTBUSCR, SPDMBE)
> +#define GET_WGSEL(b)		 GET_GLOBAL_FIELD(b, TESTBUSCR, WGSEL)
> +#define GET_TBLSEL(b)		 GET_GLOBAL_FIELD(b, TESTBUSCR, TBLSEL)
> +#define GET_TBHSEL(b)		 GET_GLOBAL_FIELD(b, TESTBUSCR, TBHSEL)
> +#define GET_SPDM0SEL(b)		 GET_GLOBAL_FIELD(b, TESTBUSCR, SPDM0SEL)
> +#define GET_SPDM1SEL(b)		 GET_GLOBAL_FIELD(b, TESTBUSCR, SPDM1SEL)
> +#define GET_SPDM2SEL(b)		 GET_GLOBAL_FIELD(b, TESTBUSCR, SPDM2SEL)
> +#define GET_SPDM3SEL(b)		 GET_GLOBAL_FIELD(b, TESTBUSCR, SPDM3SEL)
> +
> +
> +/* TLBIVMID */
> +#define GET_TLBIVMID_VMID(b)	 GET_GLOBAL_FIELD(b, TLBIVMID, TLBIVMID_VMID)
> +
> +
> +/* TLBTR0 */
> +#define GET_PR(b)		 GET_GLOBAL_FIELD(b, TLBTR0, PR)
> +#define GET_PW(b)		 GET_GLOBAL_FIELD(b, TLBTR0, PW)
> +#define GET_UR(b)		 GET_GLOBAL_FIELD(b, TLBTR0, UR)
> +#define GET_UW(b)		 GET_GLOBAL_FIELD(b, TLBTR0, UW)
> +#define GET_XN(b)		 GET_GLOBAL_FIELD(b, TLBTR0, XN)
> +#define GET_NSDESC(b)		 GET_GLOBAL_FIELD(b, TLBTR0, NSDESC)
> +#define GET_ISH(b)		 GET_GLOBAL_FIELD(b, TLBTR0, ISH)
> +#define GET_SH(b)		 GET_GLOBAL_FIELD(b, TLBTR0, SH)
> +#define GET_MT(b)		 GET_GLOBAL_FIELD(b, TLBTR0, MT)
> +#define GET_DPSIZR(b)		 GET_GLOBAL_FIELD(b, TLBTR0, DPSIZR)
> +#define GET_DPSIZC(b)		 GET_GLOBAL_FIELD(b, TLBTR0, DPSIZC)
> +
> +
> +/* TLBTR1 */
> +#define GET_TLBTR1_VMID(b)	 GET_GLOBAL_FIELD(b, TLBTR1, TLBTR1_VMID)
> +#define GET_TLBTR1_PA(b)	 GET_GLOBAL_FIELD(b, TLBTR1, TLBTR1_PA)
> +
> +
> +/* TLBTR2 */
> +#define GET_TLBTR2_ASID(b)	 GET_GLOBAL_FIELD(b, TLBTR2, TLBTR2_ASID)
> +#define GET_TLBTR2_V(b)		 GET_GLOBAL_FIELD(b, TLBTR2, TLBTR2_V)
> +#define GET_TLBTR2_NSTID(b)	 GET_GLOBAL_FIELD(b, TLBTR2, TLBTR2_NSTID)
> +#define GET_TLBTR2_NV(b)	 GET_GLOBAL_FIELD(b, TLBTR2, TLBTR2_NV)
> +#define GET_TLBTR2_VA(b)	 GET_GLOBAL_FIELD(b, TLBTR2, TLBTR2_VA)
> +
> +
> +/* Context Register setters / getters */
> +/* Context Register setters */
> +/* ACTLR */
> +#define SET_CFERE(b, c, v)	 SET_CONTEXT_FIELD(b, c, ACTLR, CFERE, v)
> +#define SET_CFEIE(b, c, v)	 SET_CONTEXT_FIELD(b, c, ACTLR, CFEIE, v)
> +#define SET_PTSHCFG(b, c, v)	 SET_CONTEXT_FIELD(b, c, ACTLR, PTSHCFG, v)
> +#define SET_RCOSH(b, c, v)	 SET_CONTEXT_FIELD(b, c, ACTLR, RCOSH, v)
> +#define SET_RCISH(b, c, v)	 SET_CONTEXT_FIELD(b, c, ACTLR, RCISH, v)
> +#define SET_RCNSH(b, c, v)	 SET_CONTEXT_FIELD(b, c, ACTLR, RCNSH, v)
> +#define SET_PRIVCFG(b, c, v)	 SET_CONTEXT_FIELD(b, c, ACTLR, PRIVCFG, v)
> +#define SET_DNA(b, c, v)	 SET_CONTEXT_FIELD(b, c, ACTLR, DNA, v)
> +#define SET_DNLV2PA(b, c, v)	 SET_CONTEXT_FIELD(b, c, ACTLR, DNLV2PA, v)
> +#define SET_TLBMCFG(b, c, v)	 SET_CONTEXT_FIELD(b, c, ACTLR, TLBMCFG, v)
> +#define SET_CFCFG(b, c, v)	 SET_CONTEXT_FIELD(b, c, ACTLR, CFCFG, v)
> +#define SET_TIPCF(b, c, v)	 SET_CONTEXT_FIELD(b, c, ACTLR, TIPCF, v)
> +#define SET_V2PCFG(b, c, v)	 SET_CONTEXT_FIELD(b, c, ACTLR, V2PCFG, v)
> +#define SET_HUME(b, c, v)	 SET_CONTEXT_FIELD(b, c, ACTLR, HUME, v)
> +#define SET_PTMTCFG(b, c, v)	 SET_CONTEXT_FIELD(b, c, ACTLR, PTMTCFG, v)
> +#define SET_PTMEMTYPE(b, c, v)	 SET_CONTEXT_FIELD(b, c, ACTLR, PTMEMTYPE, v)
> +
> +
> +/* BFBCR */
> +#define SET_BFBDFE(b, c, v)	 SET_CONTEXT_FIELD(b, c, BFBCR, BFBDFE, v)
> +#define SET_BFBSFE(b, c, v)	 SET_CONTEXT_FIELD(b, c, BFBCR, BFBSFE, v)
> +#define SET_SFVS(b, c, v)	 SET_CONTEXT_FIELD(b, c, BFBCR, SFVS, v)
> +#define SET_FLVIC(b, c, v)	 SET_CONTEXT_FIELD(b, c, BFBCR, FLVIC, v)
> +#define SET_SLVIC(b, c, v)	 SET_CONTEXT_FIELD(b, c, BFBCR, SLVIC, v)
> +
> +
> +/* CONTEXTIDR */
> +#define SET_CONTEXTIDR_ASID(b, c, v)   \
> +		SET_CONTEXT_FIELD(b, c, CONTEXTIDR, CONTEXTIDR_ASID, v)
> +#define SET_CONTEXTIDR_PROCID(b, c, v) \
> +		SET_CONTEXT_FIELD(b, c, CONTEXTIDR, PROCID, v)
> +
> +
> +/* FSR */
> +#define SET_TF(b, c, v)		 SET_CONTEXT_FIELD(b, c, FSR, TF, v)
> +#define SET_AFF(b, c, v)	 SET_CONTEXT_FIELD(b, c, FSR, AFF, v)
> +#define SET_APF(b, c, v)	 SET_CONTEXT_FIELD(b, c, FSR, APF, v)
> +#define SET_TLBMF(b, c, v)	 SET_CONTEXT_FIELD(b, c, FSR, TLBMF, v)
> +#define SET_HTWDEEF(b, c, v)	 SET_CONTEXT_FIELD(b, c, FSR, HTWDEEF, v)
> +#define SET_HTWSEEF(b, c, v)	 SET_CONTEXT_FIELD(b, c, FSR, HTWSEEF, v)
> +#define SET_MHF(b, c, v)	 SET_CONTEXT_FIELD(b, c, FSR, MHF, v)
> +#define SET_SL(b, c, v)		 SET_CONTEXT_FIELD(b, c, FSR, SL, v)
> +#define SET_SS(b, c, v)		 SET_CONTEXT_FIELD(b, c, FSR, SS, v)
> +#define SET_MULTI(b, c, v)	 SET_CONTEXT_FIELD(b, c, FSR, MULTI, v)
> +
> +
> +/* FSYNR0 */
> +#define SET_AMID(b, c, v)	 SET_CONTEXT_FIELD(b, c, FSYNR0, AMID, v)
> +#define SET_APID(b, c, v)	 SET_CONTEXT_FIELD(b, c, FSYNR0, APID, v)
> +#define SET_ABID(b, c, v)	 SET_CONTEXT_FIELD(b, c, FSYNR0, ABID, v)
> +#define SET_ATID(b, c, v)	 SET_CONTEXT_FIELD(b, c, FSYNR0, ATID, v)
> +
> +
> +/* FSYNR1 */
> +#define SET_AMEMTYPE(b, c, v)	 SET_CONTEXT_FIELD(b, c, FSYNR1, AMEMTYPE, v)
> +#define SET_ASHARED(b, c, v)	 SET_CONTEXT_FIELD(b, c, FSYNR1, ASHARED, v)
> +#define SET_AINNERSHARED(b, c, v)  \
> +				SET_CONTEXT_FIELD(b, c, FSYNR1, AINNERSHARED, v)
> +#define SET_APRIV(b, c, v)	 SET_CONTEXT_FIELD(b, c, FSYNR1, APRIV, v)
> +#define SET_APROTNS(b, c, v)	 SET_CONTEXT_FIELD(b, c, FSYNR1, APROTNS, v)
> +#define SET_AINST(b, c, v)	 SET_CONTEXT_FIELD(b, c, FSYNR1, AINST, v)
> +#define SET_AWRITE(b, c, v)	 SET_CONTEXT_FIELD(b, c, FSYNR1, AWRITE, v)
> +#define SET_ABURST(b, c, v)	 SET_CONTEXT_FIELD(b, c, FSYNR1, ABURST, v)
> +#define SET_ALEN(b, c, v)	 SET_CONTEXT_FIELD(b, c, FSYNR1, ALEN, v)
> +#define SET_FSYNR1_ASIZE(b, c, v) \
> +				SET_CONTEXT_FIELD(b, c, FSYNR1, FSYNR1_ASIZE, v)
> +#define SET_ALOCK(b, c, v)	 SET_CONTEXT_FIELD(b, c, FSYNR1, ALOCK, v)
> +#define SET_AFULL(b, c, v)	 SET_CONTEXT_FIELD(b, c, FSYNR1, AFULL, v)
> +
> +
> +/* NMRR */
> +#define SET_ICPC0(b, c, v)	 SET_CONTEXT_FIELD(b, c, NMRR, ICPC0, v)
> +#define SET_ICPC1(b, c, v)	 SET_CONTEXT_FIELD(b, c, NMRR, ICPC1, v)
> +#define SET_ICPC2(b, c, v)	 SET_CONTEXT_FIELD(b, c, NMRR, ICPC2, v)
> +#define SET_ICPC3(b, c, v)	 SET_CONTEXT_FIELD(b, c, NMRR, ICPC3, v)
> +#define SET_ICPC4(b, c, v)	 SET_CONTEXT_FIELD(b, c, NMRR, ICPC4, v)
> +#define SET_ICPC5(b, c, v)	 SET_CONTEXT_FIELD(b, c, NMRR, ICPC5, v)
> +#define SET_ICPC6(b, c, v)	 SET_CONTEXT_FIELD(b, c, NMRR, ICPC6, v)
> +#define SET_ICPC7(b, c, v)	 SET_CONTEXT_FIELD(b, c, NMRR, ICPC7, v)
> +#define SET_OCPC0(b, c, v)	 SET_CONTEXT_FIELD(b, c, NMRR, OCPC0, v)
> +#define SET_OCPC1(b, c, v)	 SET_CONTEXT_FIELD(b, c, NMRR, OCPC1, v)
> +#define SET_OCPC2(b, c, v)	 SET_CONTEXT_FIELD(b, c, NMRR, OCPC2, v)
> +#define SET_OCPC3(b, c, v)	 SET_CONTEXT_FIELD(b, c, NMRR, OCPC3, v)
> +#define SET_OCPC4(b, c, v)	 SET_CONTEXT_FIELD(b, c, NMRR, OCPC4, v)
> +#define SET_OCPC5(b, c, v)	 SET_CONTEXT_FIELD(b, c, NMRR, OCPC5, v)
> +#define SET_OCPC6(b, c, v)	 SET_CONTEXT_FIELD(b, c, NMRR, OCPC6, v)
> +#define SET_OCPC7(b, c, v)	 SET_CONTEXT_FIELD(b, c, NMRR, OCPC7, v)
> +
> +
> +/* PAR */
> +#define SET_FAULT(b, c, v)	 SET_CONTEXT_FIELD(b, c, PAR, FAULT, v)
> +
> +#define SET_FAULT_TF(b, c, v)	 SET_CONTEXT_FIELD(b, c, PAR, FAULT_TF, v)
> +#define SET_FAULT_AFF(b, c, v)	 SET_CONTEXT_FIELD(b, c, PAR, FAULT_AFF, v)
> +#define SET_FAULT_APF(b, c, v)	 SET_CONTEXT_FIELD(b, c, PAR, FAULT_APF, v)
> +#define SET_FAULT_TLBMF(b, c, v) SET_CONTEXT_FIELD(b, c, PAR, FAULT_TLBMF, v)
> +#define SET_FAULT_HTWDEEF(b, c, v) \
> +				SET_CONTEXT_FIELD(b, c, PAR, FAULT_HTWDEEF, v)
> +#define SET_FAULT_HTWSEEF(b, c, v) \
> +				SET_CONTEXT_FIELD(b, c, PAR, FAULT_HTWSEEF, v)
> +#define SET_FAULT_MHF(b, c, v)	 SET_CONTEXT_FIELD(b, c, PAR, FAULT_MHF, v)
> +#define SET_FAULT_SL(b, c, v)	 SET_CONTEXT_FIELD(b, c, PAR, FAULT_SL, v)
> +#define SET_FAULT_SS(b, c, v)	 SET_CONTEXT_FIELD(b, c, PAR, FAULT_SS, v)
> +
> +#define SET_NOFAULT_SS(b, c, v)	 SET_CONTEXT_FIELD(b, c, PAR, NOFAULT_SS, v)
> +#define SET_NOFAULT_MT(b, c, v)	 SET_CONTEXT_FIELD(b, c, PAR, NOFAULT_MT, v)
> +#define SET_NOFAULT_SH(b, c, v)	 SET_CONTEXT_FIELD(b, c, PAR, NOFAULT_SH, v)
> +#define SET_NOFAULT_NS(b, c, v)	 SET_CONTEXT_FIELD(b, c, PAR, NOFAULT_NS, v)
> +#define SET_NOFAULT_NOS(b, c, v) SET_CONTEXT_FIELD(b, c, PAR, NOFAULT_NOS, v)
> +#define SET_NPFAULT_PA(b, c, v)	 SET_CONTEXT_FIELD(b, c, PAR, NPFAULT_PA, v)
> +
> +
> +/* PRRR */
> +#define SET_MTC0(b, c, v)	 SET_CONTEXT_FIELD(b, c, PRRR, MTC0, v)
> +#define SET_MTC1(b, c, v)	 SET_CONTEXT_FIELD(b, c, PRRR, MTC1, v)
> +#define SET_MTC2(b, c, v)	 SET_CONTEXT_FIELD(b, c, PRRR, MTC2, v)
> +#define SET_MTC3(b, c, v)	 SET_CONTEXT_FIELD(b, c, PRRR, MTC3, v)
> +#define SET_MTC4(b, c, v)	 SET_CONTEXT_FIELD(b, c, PRRR, MTC4, v)
> +#define SET_MTC5(b, c, v)	 SET_CONTEXT_FIELD(b, c, PRRR, MTC5, v)
> +#define SET_MTC6(b, c, v)	 SET_CONTEXT_FIELD(b, c, PRRR, MTC6, v)
> +#define SET_MTC7(b, c, v)	 SET_CONTEXT_FIELD(b, c, PRRR, MTC7, v)
> +#define SET_SHDSH0(b, c, v)	 SET_CONTEXT_FIELD(b, c, PRRR, SHDSH0, v)
> +#define SET_SHDSH1(b, c, v)	 SET_CONTEXT_FIELD(b, c, PRRR, SHDSH1, v)
> +#define SET_SHNMSH0(b, c, v)	 SET_CONTEXT_FIELD(b, c, PRRR, SHNMSH0, v)
> +#define SET_SHNMSH1(b, c, v)     SET_CONTEXT_FIELD(b, c, PRRR, SHNMSH1, v)
> +#define SET_NOS0(b, c, v)	 SET_CONTEXT_FIELD(b, c, PRRR, NOS0, v)
> +#define SET_NOS1(b, c, v)	 SET_CONTEXT_FIELD(b, c, PRRR, NOS1, v)
> +#define SET_NOS2(b, c, v)	 SET_CONTEXT_FIELD(b, c, PRRR, NOS2, v)
> +#define SET_NOS3(b, c, v)	 SET_CONTEXT_FIELD(b, c, PRRR, NOS3, v)
> +#define SET_NOS4(b, c, v)	 SET_CONTEXT_FIELD(b, c, PRRR, NOS4, v)
> +#define SET_NOS5(b, c, v)	 SET_CONTEXT_FIELD(b, c, PRRR, NOS5, v)
> +#define SET_NOS6(b, c, v)	 SET_CONTEXT_FIELD(b, c, PRRR, NOS6, v)
> +#define SET_NOS7(b, c, v)	 SET_CONTEXT_FIELD(b, c, PRRR, NOS7, v)
> +
> +
> +/* RESUME */
> +#define SET_TNR(b, c, v)	 SET_CONTEXT_FIELD(b, c, RESUME, TNR, v)
> +
> +
> +/* SCTLR */
> +#define SET_M(b, c, v)		 SET_CONTEXT_FIELD(b, c, SCTLR, M, v)
> +#define SET_TRE(b, c, v)	 SET_CONTEXT_FIELD(b, c, SCTLR, TRE, v)
> +#define SET_AFE(b, c, v)	 SET_CONTEXT_FIELD(b, c, SCTLR, AFE, v)
> +#define SET_HAF(b, c, v)	 SET_CONTEXT_FIELD(b, c, SCTLR, HAF, v)
> +#define SET_BE(b, c, v)		 SET_CONTEXT_FIELD(b, c, SCTLR, BE, v)
> +#define SET_AFFD(b, c, v)	 SET_CONTEXT_FIELD(b, c, SCTLR, AFFD, v)
> +
> +
> +/* TLBLKCR */
> +#define SET_LKE(b, c, v)	   SET_CONTEXT_FIELD(b, c, TLBLKCR, LKE, v)
> +#define SET_TLBLKCR_TLBIALLCFG(b, c, v) \
> +			SET_CONTEXT_FIELD(b, c, TLBLKCR, TLBLCKR_TLBIALLCFG, v)
> +#define SET_TLBIASIDCFG(b, c, v) \
> +			SET_CONTEXT_FIELD(b, c, TLBLKCR, TLBIASIDCFG, v)
> +#define SET_TLBIVAACFG(b, c, v)	SET_CONTEXT_FIELD(b, c, TLBLKCR, TLBIVAACFG, v)
> +#define SET_FLOOR(b, c, v)	SET_CONTEXT_FIELD(b, c, TLBLKCR, FLOOR, v)
> +#define SET_VICTIM(b, c, v)	SET_CONTEXT_FIELD(b, c, TLBLKCR, VICTIM, v)
> +
> +
> +/* TTBCR */
> +#define SET_N(b, c, v)	         SET_CONTEXT_FIELD(b, c, TTBCR, N, v)
> +#define SET_PD0(b, c, v)	 SET_CONTEXT_FIELD(b, c, TTBCR, PD0, v)
> +#define SET_PD1(b, c, v)	 SET_CONTEXT_FIELD(b, c, TTBCR, PD1, v)
> +
> +
> +/* TTBR0 */
> +#define SET_TTBR0_IRGNH(b, c, v) SET_CONTEXT_FIELD(b, c, TTBR0, TTBR0_IRGNH, v)
> +#define SET_TTBR0_SH(b, c, v)	 SET_CONTEXT_FIELD(b, c, TTBR0, TTBR0_SH, v)
> +#define SET_TTBR0_ORGN(b, c, v)	 SET_CONTEXT_FIELD(b, c, TTBR0, TTBR0_ORGN, v)
> +#define SET_TTBR0_NOS(b, c, v)	 SET_CONTEXT_FIELD(b, c, TTBR0, TTBR0_NOS, v)
> +#define SET_TTBR0_IRGNL(b, c, v) SET_CONTEXT_FIELD(b, c, TTBR0, TTBR0_IRGNL, v)
> +#define SET_TTBR0_PA(b, c, v)	 SET_CONTEXT_FIELD(b, c, TTBR0, TTBR0_PA, v)
> +
> +
> +/* TTBR1 */
> +#define SET_TTBR1_IRGNH(b, c, v) SET_CONTEXT_FIELD(b, c, TTBR1, TTBR1_IRGNH, v)
> +#define SET_TTBR1_SH(b, c, v)	 SET_CONTEXT_FIELD(b, c, TTBR1, TTBR1_SH, v)
> +#define SET_TTBR1_ORGN(b, c, v)	 SET_CONTEXT_FIELD(b, c, TTBR1, TTBR1_ORGN, v)
> +#define SET_TTBR1_NOS(b, c, v)	 SET_CONTEXT_FIELD(b, c, TTBR1, TTBR1_NOS, v)
> +#define SET_TTBR1_IRGNL(b, c, v) SET_CONTEXT_FIELD(b, c, TTBR1, TTBR1_IRGNL, v)
> +#define SET_TTBR1_PA(b, c, v)	 SET_CONTEXT_FIELD(b, c, TTBR1, TTBR1_PA, v)
> +
> +
> +/* V2PSR */
> +#define SET_HIT(b, c, v)	 SET_CONTEXT_FIELD(b, c, V2PSR, HIT, v)
> +#define SET_INDEX(b, c, v)	 SET_CONTEXT_FIELD(b, c, V2PSR, INDEX, v)
> +
> +
> +/* V2Pxx UW UR PW PR */
> +#define SET_V2PUW_INDEX(b, c, v) SET_CONTEXT_FIELD(b, c, V2PUW, V2Pxx_INDEX, v)
> +#define SET_V2PUW_VA(b, c, v)	 SET_CONTEXT_FIELD(b, c, V2PUW, V2Pxx_VA, v)
> +
> +#define SET_V2PUR_INDEX(b, c, v) SET_CONTEXT_FIELD(b, c, V2PUR, V2Pxx_INDEX, v)
> +#define SET_V2PUR_VA(b, c, v)	 SET_CONTEXT_FIELD(b, c, V2PUR, V2Pxx_VA, v)
> +
> +#define SET_V2PPW_INDEX(b, c, v) SET_CONTEXT_FIELD(b, c, V2PPW, V2Pxx_INDEX, v)
> +#define SET_V2PPW_VA(b, c, v)	 SET_CONTEXT_FIELD(b, c, V2PPW, V2Pxx_VA, v)
> +
> +#define SET_V2PPR_INDEX(b, c, v) SET_CONTEXT_FIELD(b, c, V2PPR, V2Pxx_INDEX, v)
> +#define SET_V2PPR_VA(b, c, v)	 SET_CONTEXT_FIELD(b, c, V2PPR, V2Pxx_VA, v)
> +
> +
> +/* Context Register getters */
> +/* ACTLR */
> +#define GET_CFERE(b, c)	        GET_CONTEXT_FIELD(b, c, ACTLR, CFERE)
> +#define GET_CFEIE(b, c)	        GET_CONTEXT_FIELD(b, c, ACTLR, CFEIE)
> +#define GET_PTSHCFG(b, c)       GET_CONTEXT_FIELD(b, c, ACTLR, PTSHCFG)
> +#define GET_RCOSH(b, c)	        GET_CONTEXT_FIELD(b, c, ACTLR, RCOSH)
> +#define GET_RCISH(b, c)	        GET_CONTEXT_FIELD(b, c, ACTLR, RCISH)
> +#define GET_RCNSH(b, c)	        GET_CONTEXT_FIELD(b, c, ACTLR, RCNSH)
> +#define GET_PRIVCFG(b, c)       GET_CONTEXT_FIELD(b, c, ACTLR, PRIVCFG)
> +#define GET_DNA(b, c)	        GET_CONTEXT_FIELD(b, c, ACTLR, DNA)
> +#define GET_DNLV2PA(b, c)       GET_CONTEXT_FIELD(b, c, ACTLR, DNLV2PA)
> +#define GET_TLBMCFG(b, c)       GET_CONTEXT_FIELD(b, c, ACTLR, TLBMCFG)
> +#define GET_CFCFG(b, c)	        GET_CONTEXT_FIELD(b, c, ACTLR, CFCFG)
> +#define GET_TIPCF(b, c)	        GET_CONTEXT_FIELD(b, c, ACTLR, TIPCF)
> +#define GET_V2PCFG(b, c)        GET_CONTEXT_FIELD(b, c, ACTLR, V2PCFG)
> +#define GET_HUME(b, c)	        GET_CONTEXT_FIELD(b, c, ACTLR, HUME)
> +#define GET_PTMTCFG(b, c)       GET_CONTEXT_FIELD(b, c, ACTLR, PTMTCFG)
> +#define GET_PTMEMTYPE(b, c)     GET_CONTEXT_FIELD(b, c, ACTLR, PTMEMTYPE)
> +
> +/* BFBCR */
> +#define GET_BFBDFE(b, c)	GET_CONTEXT_FIELD(b, c, BFBCR, BFBDFE)
> +#define GET_BFBSFE(b, c)	GET_CONTEXT_FIELD(b, c, BFBCR, BFBSFE)
> +#define GET_SFVS(b, c)		GET_CONTEXT_FIELD(b, c, BFBCR, SFVS)
> +#define GET_FLVIC(b, c)		GET_CONTEXT_FIELD(b, c, BFBCR, FLVIC)
> +#define GET_SLVIC(b, c)		GET_CONTEXT_FIELD(b, c, BFBCR, SLVIC)
> +
> +
> +/* CONTEXTIDR */
> +#define GET_CONTEXTIDR_ASID(b, c) \
> +			GET_CONTEXT_FIELD(b, c, CONTEXTIDR, CONTEXTIDR_ASID)
> +#define GET_CONTEXTIDR_PROCID(b, c) GET_CONTEXT_FIELD(b, c, CONTEXTIDR, PROCID)
> +
> +
> +/* FSR */
> +#define GET_TF(b, c)		GET_CONTEXT_FIELD(b, c, FSR, TF)
> +#define GET_AFF(b, c)		GET_CONTEXT_FIELD(b, c, FSR, AFF)
> +#define GET_APF(b, c)		GET_CONTEXT_FIELD(b, c, FSR, APF)
> +#define GET_TLBMF(b, c)		GET_CONTEXT_FIELD(b, c, FSR, TLBMF)
> +#define GET_HTWDEEF(b, c)	GET_CONTEXT_FIELD(b, c, FSR, HTWDEEF)
> +#define GET_HTWSEEF(b, c)	GET_CONTEXT_FIELD(b, c, FSR, HTWSEEF)
> +#define GET_MHF(b, c)		GET_CONTEXT_FIELD(b, c, FSR, MHF)
> +#define GET_SL(b, c)		GET_CONTEXT_FIELD(b, c, FSR, SL)
> +#define GET_SS(b, c)		GET_CONTEXT_FIELD(b, c, FSR, SS)
> +#define GET_MULTI(b, c)		GET_CONTEXT_FIELD(b, c, FSR, MULTI)
> +
> +
> +/* FSYNR0 */
> +#define GET_AMID(b, c)		GET_CONTEXT_FIELD(b, c, FSYNR0, AMID)
> +#define GET_APID(b, c)		GET_CONTEXT_FIELD(b, c, FSYNR0, APID)
> +#define GET_ABID(b, c)		GET_CONTEXT_FIELD(b, c, FSYNR0, ABID)
> +#define GET_ATID(b, c)		GET_CONTEXT_FIELD(b, c, FSYNR0, ATID)
> +
> +
> +/* FSYNR1 */
> +#define GET_AMEMTYPE(b, c)	GET_CONTEXT_FIELD(b, c, FSYNR1, AMEMTYPE)
> +#define GET_ASHARED(b, c)	GET_CONTEXT_FIELD(b, c, FSYNR1, ASHARED)
> +#define GET_AINNERSHARED(b, c)  GET_CONTEXT_FIELD(b, c, FSYNR1, AINNERSHARED)
> +#define GET_APRIV(b, c)		GET_CONTEXT_FIELD(b, c, FSYNR1, APRIV)
> +#define GET_APROTNS(b, c)	GET_CONTEXT_FIELD(b, c, FSYNR1, APROTNS)
> +#define GET_AINST(b, c)		GET_CONTEXT_FIELD(b, c, FSYNR1, AINST)
> +#define GET_AWRITE(b, c)	GET_CONTEXT_FIELD(b, c, FSYNR1, AWRITE)
> +#define GET_ABURST(b, c)	GET_CONTEXT_FIELD(b, c, FSYNR1, ABURST)
> +#define GET_ALEN(b, c)		GET_CONTEXT_FIELD(b, c, FSYNR1, ALEN)
> +#define GET_FSYNR1_ASIZE(b, c)	GET_CONTEXT_FIELD(b, c, FSYNR1, FSYNR1_ASIZE)
> +#define GET_ALOCK(b, c)		GET_CONTEXT_FIELD(b, c, FSYNR1, ALOCK)
> +#define GET_AFULL(b, c)		GET_CONTEXT_FIELD(b, c, FSYNR1, AFULL)
> +
> +
> +/* NMRR */
> +#define GET_ICPC0(b, c)		GET_CONTEXT_FIELD(b, c, NMRR, ICPC0)
> +#define GET_ICPC1(b, c)		GET_CONTEXT_FIELD(b, c, NMRR, ICPC1)
> +#define GET_ICPC2(b, c)		GET_CONTEXT_FIELD(b, c, NMRR, ICPC2)
> +#define GET_ICPC3(b, c)		GET_CONTEXT_FIELD(b, c, NMRR, ICPC3)
> +#define GET_ICPC4(b, c)		GET_CONTEXT_FIELD(b, c, NMRR, ICPC4)
> +#define GET_ICPC5(b, c)		GET_CONTEXT_FIELD(b, c, NMRR, ICPC5)
> +#define GET_ICPC6(b, c)		GET_CONTEXT_FIELD(b, c, NMRR, ICPC6)
> +#define GET_ICPC7(b, c)		GET_CONTEXT_FIELD(b, c, NMRR, ICPC7)
> +#define GET_OCPC0(b, c)		GET_CONTEXT_FIELD(b, c, NMRR, OCPC0)
> +#define GET_OCPC1(b, c)		GET_CONTEXT_FIELD(b, c, NMRR, OCPC1)
> +#define GET_OCPC2(b, c)		GET_CONTEXT_FIELD(b, c, NMRR, OCPC2)
> +#define GET_OCPC3(b, c)		GET_CONTEXT_FIELD(b, c, NMRR, OCPC3)
> +#define GET_OCPC4(b, c)		GET_CONTEXT_FIELD(b, c, NMRR, OCPC4)
> +#define GET_OCPC5(b, c)		GET_CONTEXT_FIELD(b, c, NMRR, OCPC5)
> +#define GET_OCPC6(b, c)		GET_CONTEXT_FIELD(b, c, NMRR, OCPC6)
> +#define GET_OCPC7(b, c)		GET_CONTEXT_FIELD(b, c, NMRR, OCPC7)
> +
> +
> +/* PAR */
> +#define GET_FAULT(b, c)		GET_CONTEXT_FIELD(b, c, PAR, FAULT)
> +
> +#define GET_FAULT_TF(b, c)	GET_CONTEXT_FIELD(b, c, PAR, FAULT_TF)
> +#define GET_FAULT_AFF(b, c)	GET_CONTEXT_FIELD(b, c, PAR, FAULT_AFF)
> +#define GET_FAULT_APF(b, c)	GET_CONTEXT_FIELD(b, c, PAR, FAULT_APF)
> +#define GET_FAULT_TLBMF(b, c)   GET_CONTEXT_FIELD(b, c, PAR, FAULT_TLBMF)
> +#define GET_FAULT_HTWDEEF(b, c) GET_CONTEXT_FIELD(b, c, PAR, FAULT_HTWDEEF)
> +#define GET_FAULT_HTWSEEF(b, c) GET_CONTEXT_FIELD(b, c, PAR, FAULT_HTWSEEF)
> +#define GET_FAULT_MHF(b, c)	GET_CONTEXT_FIELD(b, c, PAR, FAULT_MHF)
> +#define GET_FAULT_SL(b, c)	GET_CONTEXT_FIELD(b, c, PAR, FAULT_SL)
> +#define GET_FAULT_SS(b, c)	GET_CONTEXT_FIELD(b, c, PAR, FAULT_SS)
> +
> +#define GET_NOFAULT_SS(b, c)	GET_CONTEXT_FIELD(b, c, PAR, PAR_NOFAULT_SS)
> +#define GET_NOFAULT_MT(b, c)	GET_CONTEXT_FIELD(b, c, PAR, PAR_NOFAULT_MT)
> +#define GET_NOFAULT_SH(b, c)	GET_CONTEXT_FIELD(b, c, PAR, PAR_NOFAULT_SH)
> +#define GET_NOFAULT_NS(b, c)	GET_CONTEXT_FIELD(b, c, PAR, PAR_NOFAULT_NS)
> +#define GET_NOFAULT_NOS(b, c)   GET_CONTEXT_FIELD(b, c, PAR, PAR_NOFAULT_NOS)
> +#define GET_NPFAULT_PA(b, c)	GET_CONTEXT_FIELD(b, c, PAR, PAR_NPFAULT_PA)
> +
> +
> +/* PRRR */
> +#define GET_MTC0(b, c)		GET_CONTEXT_FIELD(b, c, PRRR, MTC0)
> +#define GET_MTC1(b, c)		GET_CONTEXT_FIELD(b, c, PRRR, MTC1)
> +#define GET_MTC2(b, c)		GET_CONTEXT_FIELD(b, c, PRRR, MTC2)
> +#define GET_MTC3(b, c)		GET_CONTEXT_FIELD(b, c, PRRR, MTC3)
> +#define GET_MTC4(b, c)		GET_CONTEXT_FIELD(b, c, PRRR, MTC4)
> +#define GET_MTC5(b, c)		GET_CONTEXT_FIELD(b, c, PRRR, MTC5)
> +#define GET_MTC6(b, c)		GET_CONTEXT_FIELD(b, c, PRRR, MTC6)
> +#define GET_MTC7(b, c)		GET_CONTEXT_FIELD(b, c, PRRR, MTC7)
> +#define GET_SHDSH0(b, c)	GET_CONTEXT_FIELD(b, c, PRRR, SHDSH0)
> +#define GET_SHDSH1(b, c)	GET_CONTEXT_FIELD(b, c, PRRR, SHDSH1)
> +#define GET_SHNMSH0(b, c)	GET_CONTEXT_FIELD(b, c, PRRR, SHNMSH0)
> +#define GET_SHNMSH1(b, c)	GET_CONTEXT_FIELD(b, c, PRRR, SHNMSH1)
> +#define GET_NOS0(b, c)		GET_CONTEXT_FIELD(b, c, PRRR, NOS0)
> +#define GET_NOS1(b, c)		GET_CONTEXT_FIELD(b, c, PRRR, NOS1)
> +#define GET_NOS2(b, c)		GET_CONTEXT_FIELD(b, c, PRRR, NOS2)
> +#define GET_NOS3(b, c)		GET_CONTEXT_FIELD(b, c, PRRR, NOS3)
> +#define GET_NOS4(b, c)		GET_CONTEXT_FIELD(b, c, PRRR, NOS4)
> +#define GET_NOS5(b, c)		GET_CONTEXT_FIELD(b, c, PRRR, NOS5)
> +#define GET_NOS6(b, c)		GET_CONTEXT_FIELD(b, c, PRRR, NOS6)
> +#define GET_NOS7(b, c)		GET_CONTEXT_FIELD(b, c, PRRR, NOS7)
> +
> +
> +/* RESUME */
> +#define GET_TNR(b, c)		GET_CONTEXT_FIELD(b, c, RESUME, TNR)
> +
> +
> +/* SCTLR */
> +#define GET_M(b, c)		GET_CONTEXT_FIELD(b, c, SCTLR, M)
> +#define GET_TRE(b, c)		GET_CONTEXT_FIELD(b, c, SCTLR, TRE)
> +#define GET_AFE(b, c)		GET_CONTEXT_FIELD(b, c, SCTLR, AFE)
> +#define GET_HAF(b, c)		GET_CONTEXT_FIELD(b, c, SCTLR, HAF)
> +#define GET_BE(b, c)		GET_CONTEXT_FIELD(b, c, SCTLR, BE)
> +#define GET_AFFD(b, c)		GET_CONTEXT_FIELD(b, c, SCTLR, AFFD)
> +
> +
> +/* TLBLKCR */
> +#define GET_LKE(b, c)		GET_CONTEXT_FIELD(b, c, TLBLKCR, LKE)
> +#define GET_TLBLCKR_TLBIALLCFG(b, c) \
> +			GET_CONTEXT_FIELD(b, c, TLBLKCR, TLBLCKR_TLBIALLCFG)
> +#define GET_TLBIASIDCFG(b, c)   GET_CONTEXT_FIELD(b, c, TLBLKCR, TLBIASIDCFG)
> +#define GET_TLBIVAACFG(b, c)	GET_CONTEXT_FIELD(b, c, TLBLKCR, TLBIVAACFG)
> +#define GET_FLOOR(b, c)		GET_CONTEXT_FIELD(b, c, TLBLKCR, FLOOR)
> +#define GET_VICTIM(b, c)	GET_CONTEXT_FIELD(b, c, TLBLKCR, VICTIM)
> +
> +
> +/* TTBCR */
> +#define GET_N(b, c)		GET_CONTEXT_FIELD(b, c, TTBCR, N)
> +#define GET_PD0(b, c)		GET_CONTEXT_FIELD(b, c, TTBCR, PD0)
> +#define GET_PD1(b, c)		GET_CONTEXT_FIELD(b, c, TTBCR, PD1)
> +
> +
> +/* TTBR0 */
> +#define GET_TTBR0_IRGNH(b, c)	GET_CONTEXT_FIELD(b, c, TTBR0, TTBR0_IRGNH)
> +#define GET_TTBR0_SH(b, c)	GET_CONTEXT_FIELD(b, c, TTBR0, TTBR0_SH)
> +#define GET_TTBR0_ORGN(b, c)	GET_CONTEXT_FIELD(b, c, TTBR0, TTBR0_ORGN)
> +#define GET_TTBR0_NOS(b, c)	GET_CONTEXT_FIELD(b, c, TTBR0, TTBR0_NOS)
> +#define GET_TTBR0_IRGNL(b, c)	GET_CONTEXT_FIELD(b, c, TTBR0, TTBR0_IRGNL)
> +#define GET_TTBR0_PA(b, c)	GET_CONTEXT_FIELD(b, c, TTBR0, TTBR0_PA)
> +
> +
> +/* TTBR1 */
> +#define GET_TTBR1_IRGNH(b, c)	GET_CONTEXT_FIELD(b, c, TTBR1, TTBR1_IRGNH)
> +#define GET_TTBR1_SH(b, c)	GET_CONTEXT_FIELD(b, c, TTBR1, TTBR1_SH)
> +#define GET_TTBR1_ORGN(b, c)	GET_CONTEXT_FIELD(b, c, TTBR1, TTBR1_ORGN)
> +#define GET_TTBR1_NOS(b, c)	GET_CONTEXT_FIELD(b, c, TTBR1, TTBR1_NOS)
> +#define GET_TTBR1_IRGNL(b, c)	GET_CONTEXT_FIELD(b, c, TTBR1, TTBR1_IRGNL)
> +#define GET_TTBR1_PA(b, c)	GET_CONTEXT_FIELD(b, c, TTBR1, TTBR1_PA)
> +
> +
> +/* V2PSR */
> +#define GET_HIT(b, c)		GET_CONTEXT_FIELD(b, c, V2PSR, HIT)
> +#define GET_INDEX(b, c)		GET_CONTEXT_FIELD(b, c, V2PSR, INDEX)
> +
> +
> +/* V2Pxx UW UR PW PR */
> +#define GET_V2PUW_INDEX(b, c)	GET_CONTEXT_FIELD(b, c, V2PUW, V2Pxx_INDEX)
> +#define GET_V2PUW_VA(b, c)	GET_CONTEXT_FIELD(b, c, V2PUW, V2Pxx_VA)
> +
> +#define GET_V2PUR_INDEX(b, c)	GET_CONTEXT_FIELD(b, c, V2PUR, V2Pxx_INDEX)
> +#define GET_V2PUR_VA(b, c)	GET_CONTEXT_FIELD(b, c, V2PUR, V2Pxx_VA)
> +
> +#define GET_V2PPW_INDEX(b, c)	GET_CONTEXT_FIELD(b, c, V2PPW, V2Pxx_INDEX)
> +#define GET_V2PPW_VA(b, c)	GET_CONTEXT_FIELD(b, c, V2PPW, V2Pxx_VA)
> +
> +#define GET_V2PPR_INDEX(b, c)	GET_CONTEXT_FIELD(b, c, V2PPR, V2Pxx_INDEX)
> +#define GET_V2PPR_VA(b, c)	GET_CONTEXT_FIELD(b, c, V2PPR, V2Pxx_VA)
> +
> +
> +/* Global Registers */
> +#define M2VCBR_N	(0xFF000)
> +#define CBACR_N		(0xFF800)
> +#define TLBRSW		(0xFFE00)
> +#define TLBTR0		(0xFFE80)
> +#define TLBTR1		(0xFFE84)
> +#define TLBTR2		(0xFFE88)
> +#define TESTBUSCR	(0xFFE8C)
> +#define GLOBAL_TLBIALL	(0xFFF00)
> +#define TLBIVMID	(0xFFF04)
> +#define CR		(0xFFF80)
> +#define EAR		(0xFFF84)
> +#define ESR		(0xFFF88)
> +#define ESRRESTORE	(0xFFF8C)
> +#define ESYNR0		(0xFFF90)
> +#define ESYNR1		(0xFFF94)
> +#define REV		(0xFFFF4)
> +#define IDR		(0xFFFF8)
> +#define RPU_ACR		(0xFFFFC)
> +
> +
> +/* Context Bank Registers */
> +#define SCTLR		(0x000)
> +#define ACTLR		(0x004)
> +#define CONTEXTIDR	(0x008)
> +#define TTBR0		(0x010)
> +#define TTBR1		(0x014)
> +#define TTBCR		(0x018)
> +#define PAR		(0x01C)
> +#define FSR		(0x020)
> +#define FSRRESTORE	(0x024)
> +#define FAR		(0x028)
> +#define FSYNR0		(0x02C)
> +#define FSYNR1		(0x030)
> +#define PRRR		(0x034)
> +#define NMRR		(0x038)
> +#define TLBLCKR		(0x03C)
> +#define V2PSR		(0x040)
> +#define TLBFLPTER	(0x044)
> +#define TLBSLPTER	(0x048)
> +#define BFBCR		(0x04C)
> +#define CTX_TLBIALL	(0x800)
> +#define TLBIASID	(0x804)
> +#define TLBIVA		(0x808)
> +#define TLBIVAA		(0x80C)
> +#define V2PPR		(0x810)
> +#define V2PPW		(0x814)
> +#define V2PUR		(0x818)
> +#define V2PUW		(0x81C)
> +#define RESUME		(0x820)
> +
> +
> +/* Global Register Fields */
> +/* CBACRn */
> +#define RWVMID        (RWVMID_MASK       << RWVMID_SHIFT)
> +#define RWE           (RWE_MASK          << RWE_SHIFT)
> +#define RWGE          (RWGE_MASK         << RWGE_SHIFT)
> +#define CBVMID        (CBVMID_MASK       << CBVMID_SHIFT)
> +#define IRPTNDX       (IRPTNDX_MASK      << IRPTNDX_SHIFT)
> +
> +
> +/* CR */
> +#define RPUE          (RPUE_MASK          << RPUE_SHIFT)
> +#define RPUERE        (RPUERE_MASK        << RPUERE_SHIFT)
> +#define RPUEIE        (RPUEIE_MASK        << RPUEIE_SHIFT)
> +#define DCDEE         (DCDEE_MASK         << DCDEE_SHIFT)
> +#define CLIENTPD      (CLIENTPD_MASK      << CLIENTPD_SHIFT)
> +#define STALLD        (STALLD_MASK        << STALLD_SHIFT)
> +#define TLBLKCRWE     (TLBLKCRWE_MASK     << TLBLKCRWE_SHIFT)
> +#define CR_TLBIALLCFG (CR_TLBIALLCFG_MASK << CR_TLBIALLCFG_SHIFT)
> +#define TLBIVMIDCFG   (TLBIVMIDCFG_MASK   << TLBIVMIDCFG_SHIFT)
> +#define CR_HUME       (CR_HUME_MASK       << CR_HUME_SHIFT)
> +
> +
> +/* ESR */
> +#define CFG           (CFG_MASK          << CFG_SHIFT)
> +#define BYPASS        (BYPASS_MASK       << BYPASS_SHIFT)
> +#define ESR_MULTI     (ESR_MULTI_MASK    << ESR_MULTI_SHIFT)
> +
> +
> +/* ESYNR0 */
> +#define ESYNR0_AMID   (ESYNR0_AMID_MASK  << ESYNR0_AMID_SHIFT)
> +#define ESYNR0_APID   (ESYNR0_APID_MASK  << ESYNR0_APID_SHIFT)
> +#define ESYNR0_ABID   (ESYNR0_ABID_MASK  << ESYNR0_ABID_SHIFT)
> +#define ESYNR0_AVMID  (ESYNR0_AVMID_MASK << ESYNR0_AVMID_SHIFT)
> +#define ESYNR0_ATID   (ESYNR0_ATID_MASK  << ESYNR0_ATID_SHIFT)
> +
> +
> +/* ESYNR1 */
> +#define ESYNR1_AMEMTYPE      (ESYNR1_AMEMTYPE_MASK    << ESYNR1_AMEMTYPE_SHIFT)
> +#define ESYNR1_ASHARED       (ESYNR1_ASHARED_MASK     << ESYNR1_ASHARED_SHIFT)
> +#define ESYNR1_AINNERSHARED  (ESYNR1_AINNERSHARED_MASK<< \
> +						ESYNR1_AINNERSHARED_SHIFT)
> +#define ESYNR1_APRIV         (ESYNR1_APRIV_MASK       << ESYNR1_APRIV_SHIFT)
> +#define ESYNR1_APROTNS       (ESYNR1_APROTNS_MASK     << ESYNR1_APROTNS_SHIFT)
> +#define ESYNR1_AINST         (ESYNR1_AINST_MASK       << ESYNR1_AINST_SHIFT)
> +#define ESYNR1_AWRITE        (ESYNR1_AWRITE_MASK      << ESYNR1_AWRITE_SHIFT)
> +#define ESYNR1_ABURST        (ESYNR1_ABURST_MASK      << ESYNR1_ABURST_SHIFT)
> +#define ESYNR1_ALEN          (ESYNR1_ALEN_MASK        << ESYNR1_ALEN_SHIFT)
> +#define ESYNR1_ASIZE         (ESYNR1_ASIZE_MASK       << ESYNR1_ASIZE_SHIFT)
> +#define ESYNR1_ALOCK         (ESYNR1_ALOCK_MASK       << ESYNR1_ALOCK_SHIFT)
> +#define ESYNR1_AOOO          (ESYNR1_AOOO_MASK        << ESYNR1_AOOO_SHIFT)
> +#define ESYNR1_AFULL         (ESYNR1_AFULL_MASK       << ESYNR1_AFULL_SHIFT)
> +#define ESYNR1_AC            (ESYNR1_AC_MASK          << ESYNR1_AC_SHIFT)
> +#define ESYNR1_DCD           (ESYNR1_DCD_MASK         << ESYNR1_DCD_SHIFT)
> +
> +
> +/* IDR */
> +#define NM2VCBMT      (NM2VCBMT_MASK     << NM2VCBMT_SHIFT)
> +#define HTW           (HTW_MASK          << HTW_SHIFT)
> +#define HUM           (HUM_MASK          << HUM_SHIFT)
> +#define TLBSIZE       (TLBSIZE_MASK      << TLBSIZE_SHIFT)
> +#define NCB           (NCB_MASK          << NCB_SHIFT)
> +#define NIRPT         (NIRPT_MASK        << NIRPT_SHIFT)
> +
> +
> +/* M2VCBRn */
> +#define VMID          (VMID_MASK         << VMID_SHIFT)
> +#define CBNDX         (CBNDX_MASK        << CBNDX_SHIFT)
> +#define BYPASSD       (BYPASSD_MASK      << BYPASSD_SHIFT)
> +#define BPRCOSH       (BPRCOSH_MASK      << BPRCOSH_SHIFT)
> +#define BPRCISH       (BPRCISH_MASK      << BPRCISH_SHIFT)
> +#define BPRCNSH       (BPRCNSH_MASK      << BPRCNSH_SHIFT)
> +#define BPSHCFG       (BPSHCFG_MASK      << BPSHCFG_SHIFT)
> +#define NSCFG         (NSCFG_MASK        << NSCFG_SHIFT)
> +#define BPMTCFG       (BPMTCFG_MASK      << BPMTCFG_SHIFT)
> +#define BPMEMTYPE     (BPMEMTYPE_MASK    << BPMEMTYPE_SHIFT)
> +
> +
> +/* REV */
> +#define IDR_MINOR     (MINOR_MASK        << MINOR_SHIFT)
> +#define IDR_MAJOR     (MAJOR_MASK        << MAJOR_SHIFT)
> +
> +
> +/* TESTBUSCR */
> +#define TBE           (TBE_MASK          << TBE_SHIFT)
> +#define SPDMBE        (SPDMBE_MASK       << SPDMBE_SHIFT)
> +#define WGSEL         (WGSEL_MASK        << WGSEL_SHIFT)
> +#define TBLSEL        (TBLSEL_MASK       << TBLSEL_SHIFT)
> +#define TBHSEL        (TBHSEL_MASK       << TBHSEL_SHIFT)
> +#define SPDM0SEL      (SPDM0SEL_MASK     << SPDM0SEL_SHIFT)
> +#define SPDM1SEL      (SPDM1SEL_MASK     << SPDM1SEL_SHIFT)
> +#define SPDM2SEL      (SPDM2SEL_MASK     << SPDM2SEL_SHIFT)
> +#define SPDM3SEL      (SPDM3SEL_MASK     << SPDM3SEL_SHIFT)
> +
> +
> +/* TLBIVMID */
> +#define TLBIVMID_VMID (TLBIVMID_VMID_MASK << TLBIVMID_VMID_SHIFT)
> +
> +
> +/* TLBRSW */
> +#define TLBRSW_INDEX  (TLBRSW_INDEX_MASK << TLBRSW_INDEX_SHIFT)
> +#define TLBBFBS       (TLBBFBS_MASK      << TLBBFBS_SHIFT)
> +
> +
> +/* TLBTR0 */
> +#define PR            (PR_MASK           << PR_SHIFT)
> +#define PW            (PW_MASK           << PW_SHIFT)
> +#define UR            (UR_MASK           << UR_SHIFT)
> +#define UW            (UW_MASK           << UW_SHIFT)
> +#define XN            (XN_MASK           << XN_SHIFT)
> +#define NSDESC        (NSDESC_MASK       << NSDESC_SHIFT)
> +#define ISH           (ISH_MASK          << ISH_SHIFT)
> +#define SH            (SH_MASK           << SH_SHIFT)
> +#define MT            (MT_MASK           << MT_SHIFT)
> +#define DPSIZR        (DPSIZR_MASK       << DPSIZR_SHIFT)
> +#define DPSIZC        (DPSIZC_MASK       << DPSIZC_SHIFT)
> +
> +
> +/* TLBTR1 */
> +#define TLBTR1_VMID   (TLBTR1_VMID_MASK  << TLBTR1_VMID_SHIFT)
> +#define TLBTR1_PA     (TLBTR1_PA_MASK    << TLBTR1_PA_SHIFT)
> +
> +
> +/* TLBTR2 */
> +#define TLBTR2_ASID   (TLBTR2_ASID_MASK  << TLBTR2_ASID_SHIFT)
> +#define TLBTR2_V      (TLBTR2_V_MASK     << TLBTR2_V_SHIFT)
> +#define TLBTR2_NSTID  (TLBTR2_NSTID_MASK << TLBTR2_NSTID_SHIFT)
> +#define TLBTR2_NV     (TLBTR2_NV_MASK    << TLBTR2_NV_SHIFT)
> +#define TLBTR2_VA     (TLBTR2_VA_MASK    << TLBTR2_VA_SHIFT)
> +
> +
> +/* Context Register Fields */
> +/* ACTLR */
> +#define CFERE              (CFERE_MASK              << CFERE_SHIFT)
> +#define CFEIE              (CFEIE_MASK              << CFEIE_SHIFT)
> +#define PTSHCFG            (PTSHCFG_MASK            << PTSHCFG_SHIFT)
> +#define RCOSH              (RCOSH_MASK              << RCOSH_SHIFT)
> +#define RCISH              (RCISH_MASK              << RCISH_SHIFT)
> +#define RCNSH              (RCNSH_MASK              << RCNSH_SHIFT)
> +#define PRIVCFG            (PRIVCFG_MASK            << PRIVCFG_SHIFT)
> +#define DNA                (DNA_MASK                << DNA_SHIFT)
> +#define DNLV2PA            (DNLV2PA_MASK            << DNLV2PA_SHIFT)
> +#define TLBMCFG            (TLBMCFG_MASK            << TLBMCFG_SHIFT)
> +#define CFCFG              (CFCFG_MASK              << CFCFG_SHIFT)
> +#define TIPCF              (TIPCF_MASK              << TIPCF_SHIFT)
> +#define V2PCFG             (V2PCFG_MASK             << V2PCFG_SHIFT)
> +#define HUME               (HUME_MASK               << HUME_SHIFT)
> +#define PTMTCFG            (PTMTCFG_MASK            << PTMTCFG_SHIFT)
> +#define PTMEMTYPE          (PTMEMTYPE_MASK          << PTMEMTYPE_SHIFT)
> +
> +
> +/* BFBCR */
> +#define BFBDFE             (BFBDFE_MASK             << BFBDFE_SHIFT)
> +#define BFBSFE             (BFBSFE_MASK             << BFBSFE_SHIFT)
> +#define SFVS               (SFVS_MASK               << SFVS_SHIFT)
> +#define FLVIC              (FLVIC_MASK              << FLVIC_SHIFT)
> +#define SLVIC              (SLVIC_MASK              << SLVIC_SHIFT)
> +
> +
> +/* CONTEXTIDR */
> +#define CONTEXTIDR_ASID    (CONTEXTIDR_ASID_MASK    << CONTEXTIDR_ASID_SHIFT)
> +#define PROCID             (PROCID_MASK             << PROCID_SHIFT)
> +
> +
> +/* FSR */
> +#define TF                 (TF_MASK                 << TF_SHIFT)
> +#define AFF                (AFF_MASK                << AFF_SHIFT)
> +#define APF                (APF_MASK                << APF_SHIFT)
> +#define TLBMF              (TLBMF_MASK              << TLBMF_SHIFT)
> +#define HTWDEEF            (HTWDEEF_MASK            << HTWDEEF_SHIFT)
> +#define HTWSEEF            (HTWSEEF_MASK            << HTWSEEF_SHIFT)
> +#define MHF                (MHF_MASK                << MHF_SHIFT)
> +#define SL                 (SL_MASK                 << SL_SHIFT)
> +#define SS                 (SS_MASK                 << SS_SHIFT)
> +#define MULTI              (MULTI_MASK              << MULTI_SHIFT)
> +
> +
> +/* FSYNR0 */
> +#define AMID               (AMID_MASK               << AMID_SHIFT)
> +#define APID               (APID_MASK               << APID_SHIFT)
> +#define ABID               (ABID_MASK               << ABID_SHIFT)
> +#define ATID               (ATID_MASK               << ATID_SHIFT)
> +
> +
> +/* FSYNR1 */
> +#define AMEMTYPE           (AMEMTYPE_MASK           << AMEMTYPE_SHIFT)
> +#define ASHARED            (ASHARED_MASK            << ASHARED_SHIFT)
> +#define AINNERSHARED       (AINNERSHARED_MASK       << AINNERSHARED_SHIFT)
> +#define APRIV              (APRIV_MASK              << APRIV_SHIFT)
> +#define APROTNS            (APROTNS_MASK            << APROTNS_SHIFT)
> +#define AINST              (AINST_MASK              << AINST_SHIFT)
> +#define AWRITE             (AWRITE_MASK             << AWRITE_SHIFT)
> +#define ABURST             (ABURST_MASK             << ABURST_SHIFT)
> +#define ALEN               (ALEN_MASK               << ALEN_SHIFT)
> +#define FSYNR1_ASIZE       (FSYNR1_ASIZE_MASK       << FSYNR1_ASIZE_SHIFT)
> +#define ALOCK              (ALOCK_MASK              << ALOCK_SHIFT)
> +#define AFULL              (AFULL_MASK              << AFULL_SHIFT)
> +
> +
> +/* NMRR */
> +#define ICPC0              (ICPC0_MASK              << ICPC0_SHIFT)
> +#define ICPC1              (ICPC1_MASK              << ICPC1_SHIFT)
> +#define ICPC2              (ICPC2_MASK              << ICPC2_SHIFT)
> +#define ICPC3              (ICPC3_MASK              << ICPC3_SHIFT)
> +#define ICPC4              (ICPC4_MASK              << ICPC4_SHIFT)
> +#define ICPC5              (ICPC5_MASK              << ICPC5_SHIFT)
> +#define ICPC6              (ICPC6_MASK              << ICPC6_SHIFT)
> +#define ICPC7              (ICPC7_MASK              << ICPC7_SHIFT)
> +#define OCPC0              (OCPC0_MASK              << OCPC0_SHIFT)
> +#define OCPC1              (OCPC1_MASK              << OCPC1_SHIFT)
> +#define OCPC2              (OCPC2_MASK              << OCPC2_SHIFT)
> +#define OCPC3              (OCPC3_MASK              << OCPC3_SHIFT)
> +#define OCPC4              (OCPC4_MASK              << OCPC4_SHIFT)
> +#define OCPC5              (OCPC5_MASK              << OCPC5_SHIFT)
> +#define OCPC6              (OCPC6_MASK              << OCPC6_SHIFT)
> +#define OCPC7              (OCPC7_MASK              << OCPC7_SHIFT)
> +
> +
> +/* PAR */
> +#define FAULT              (FAULT_MASK              << FAULT_SHIFT)
> +/* If a fault is present, these are the
> +same as the fault fields in the FAR */
> +#define FAULT_TF           (FAULT_TF_MASK           << FAULT_TF_SHIFT)
> +#define FAULT_AFF          (FAULT_AFF_MASK          << FAULT_AFF_SHIFT)
> +#define FAULT_APF          (FAULT_APF_MASK          << FAULT_APF_SHIFT)
> +#define FAULT_TLBMF        (FAULT_TLBMF_MASK        << FAULT_TLBMF_SHIFT)
> +#define FAULT_HTWDEEF      (FAULT_HTWDEEF_MASK      << FAULT_HTWDEEF_SHIFT)
> +#define FAULT_HTWSEEF      (FAULT_HTWSEEF_MASK      << FAULT_HTWSEEF_SHIFT)
> +#define FAULT_MHF          (FAULT_MHF_MASK          << FAULT_MHF_SHIFT)
> +#define FAULT_SL           (FAULT_SL_MASK           << FAULT_SL_SHIFT)
> +#define FAULT_SS           (FAULT_SS_MASK           << FAULT_SS_SHIFT)
> +
> +/* If NO fault is present, the following fields are in effect */
> +/* (FAULT remains as before) */
> +#define PAR_NOFAULT_SS     (PAR_NOFAULT_SS_MASK     << PAR_NOFAULT_SS_SHIFT)
> +#define PAR_NOFAULT_MT     (PAR_NOFAULT_MT_MASK     << PAR_NOFAULT_MT_SHIFT)
> +#define PAR_NOFAULT_SH     (PAR_NOFAULT_SH_MASK     << PAR_NOFAULT_SH_SHIFT)
> +#define PAR_NOFAULT_NS     (PAR_NOFAULT_NS_MASK     << PAR_NOFAULT_NS_SHIFT)
> +#define PAR_NOFAULT_NOS    (PAR_NOFAULT_NOS_MASK    << PAR_NOFAULT_NOS_SHIFT)
> +#define PAR_NPFAULT_PA     (PAR_NPFAULT_PA_MASK     << PAR_NPFAULT_PA_SHIFT)
> +
> +
> +/* PRRR */
> +#define MTC0               (MTC0_MASK               << MTC0_SHIFT)
> +#define MTC1               (MTC1_MASK               << MTC1_SHIFT)
> +#define MTC2               (MTC2_MASK               << MTC2_SHIFT)
> +#define MTC3               (MTC3_MASK               << MTC3_SHIFT)
> +#define MTC4               (MTC4_MASK               << MTC4_SHIFT)
> +#define MTC5               (MTC5_MASK               << MTC5_SHIFT)
> +#define MTC6               (MTC6_MASK               << MTC6_SHIFT)
> +#define MTC7               (MTC7_MASK               << MTC7_SHIFT)
> +#define SHDSH0             (SHDSH0_MASK             << SHDSH0_SHIFT)
> +#define SHDSH1             (SHDSH1_MASK             << SHDSH1_SHIFT)
> +#define SHNMSH0            (SHNMSH0_MASK            << SHNMSH0_SHIFT)
> +#define SHNMSH1            (SHNMSH1_MASK            << SHNMSH1_SHIFT)
> +#define NOS0               (NOS0_MASK               << NOS0_SHIFT)
> +#define NOS1               (NOS1_MASK               << NOS1_SHIFT)
> +#define NOS2               (NOS2_MASK               << NOS2_SHIFT)
> +#define NOS3               (NOS3_MASK               << NOS3_SHIFT)
> +#define NOS4               (NOS4_MASK               << NOS4_SHIFT)
> +#define NOS5               (NOS5_MASK               << NOS5_SHIFT)
> +#define NOS6               (NOS6_MASK               << NOS6_SHIFT)
> +#define NOS7               (NOS7_MASK               << NOS7_SHIFT)
> +
> +
> +/* RESUME */
> +#define TNR                (TNR_MASK                << TNR_SHIFT)
> +
> +
> +/* SCTLR */
> +#define M                  (M_MASK                  << M_SHIFT)
> +#define TRE                (TRE_MASK                << TRE_SHIFT)
> +#define AFE                (AFE_MASK                << AFE_SHIFT)
> +#define HAF                (HAF_MASK                << HAF_SHIFT)
> +#define BE                 (BE_MASK                 << BE_SHIFT)
> +#define AFFD               (AFFD_MASK               << AFFD_SHIFT)
> +
> +
> +/* TLBIASID */
> +#define TLBIASID_ASID      (TLBIASID_ASID_MASK      << TLBIASID_ASID_SHIFT)
> +
> +
> +/* TLBIVA */
> +#define TLBIVA_ASID        (TLBIVA_ASID_MASK        << TLBIVA_ASID_SHIFT)
> +#define TLBIVA_VA          (TLBIVA_VA_MASK          << TLBIVA_VA_SHIFT)
> +
> +
> +/* TLBIVAA */
> +#define TLBIVAA_VA         (TLBIVAA_VA_MASK         << TLBIVAA_VA_SHIFT)
> +
> +
> +/* TLBLCKR */
> +#define LKE                (LKE_MASK                << LKE_SHIFT)
> +#define TLBLCKR_TLBIALLCFG (TLBLCKR_TLBIALLCFG_MASK<<TLBLCKR_TLBIALLCFG_SHIFT)
> +#define TLBIASIDCFG        (TLBIASIDCFG_MASK        << TLBIASIDCFG_SHIFT)
> +#define TLBIVAACFG         (TLBIVAACFG_MASK         << TLBIVAACFG_SHIFT)
> +#define FLOOR              (FLOOR_MASK              << FLOOR_SHIFT)
> +#define VICTIM             (VICTIM_MASK             << VICTIM_SHIFT)
> +
> +
> +/* TTBCR */
> +#define N                  (N_MASK                  << N_SHIFT)
> +#define PD0                (PD0_MASK                << PD0_SHIFT)
> +#define PD1                (PD1_MASK                << PD1_SHIFT)
> +
> +
> +/* TTBR0 */
> +#define TTBR0_IRGNH        (TTBR0_IRGNH_MASK        << TTBR0_IRGNH_SHIFT)
> +#define TTBR0_SH           (TTBR0_SH_MASK           << TTBR0_SH_SHIFT)
> +#define TTBR0_ORGN         (TTBR0_ORGN_MASK         << TTBR0_ORGN_SHIFT)
> +#define TTBR0_NOS          (TTBR0_NOS_MASK          << TTBR0_NOS_SHIFT)
> +#define TTBR0_IRGNL        (TTBR0_IRGNL_MASK        << TTBR0_IRGNL_SHIFT)
> +#define TTBR0_PA           (TTBR0_PA_MASK           << TTBR0_PA_SHIFT)
> +
> +
> +/* TTBR1 */
> +#define TTBR1_IRGNH        (TTBR1_IRGNH_MASK        << TTBR1_IRGNH_SHIFT)
> +#define TTBR1_SH           (TTBR1_SH_MASK           << TTBR1_SH_SHIFT)
> +#define TTBR1_ORGN         (TTBR1_ORGN_MASK         << TTBR1_ORGN_SHIFT)
> +#define TTBR1_NOS          (TTBR1_NOS_MASK          << TTBR1_NOS_SHIFT)
> +#define TTBR1_IRGNL        (TTBR1_IRGNL_MASK        << TTBR1_IRGNL_SHIFT)
> +#define TTBR1_PA           (TTBR1_PA_MASK           << TTBR1_PA_SHIFT)
> +
> +
> +/* V2PSR */
> +#define HIT                (HIT_MASK                << HIT_SHIFT)
> +#define INDEX              (INDEX_MASK              << INDEX_SHIFT)
> +
> +
> +/* V2Pxx */
> +#define V2Pxx_INDEX        (V2Pxx_INDEX_MASK        << V2Pxx_INDEX_SHIFT)
> +#define V2Pxx_VA           (V2Pxx_VA_MASK           << V2Pxx_VA_SHIFT)
> +
> +
> +/* Global Register Masks */
> +/* CBACRn */
> +#define RWVMID_MASK               0x1F
> +#define RWE_MASK                  0x01
> +#define RWGE_MASK                 0x01
> +#define CBVMID_MASK               0x1F
> +#define IRPTNDX_MASK              0xFF
> +
> +
> +/* CR */
> +#define RPUE_MASK                 0x01
> +#define RPUERE_MASK               0x01
> +#define RPUEIE_MASK               0x01
> +#define DCDEE_MASK                0x01
> +#define CLIENTPD_MASK             0x01
> +#define STALLD_MASK               0x01
> +#define TLBLKCRWE_MASK            0x01
> +#define CR_TLBIALLCFG_MASK        0x01
> +#define TLBIVMIDCFG_MASK          0x01
> +#define CR_HUME_MASK              0x01
> +
> +
> +/* ESR */
> +#define CFG_MASK                  0x01
> +#define BYPASS_MASK               0x01
> +#define ESR_MULTI_MASK            0x01
> +
> +
> +/* ESYNR0 */
> +#define ESYNR0_AMID_MASK          0xFF
> +#define ESYNR0_APID_MASK          0x1F
> +#define ESYNR0_ABID_MASK          0x07
> +#define ESYNR0_AVMID_MASK         0x1F
> +#define ESYNR0_ATID_MASK          0xFF
> +
> +
> +/* ESYNR1 */
> +#define ESYNR1_AMEMTYPE_MASK             0x07
> +#define ESYNR1_ASHARED_MASK              0x01
> +#define ESYNR1_AINNERSHARED_MASK         0x01
> +#define ESYNR1_APRIV_MASK                0x01
> +#define ESYNR1_APROTNS_MASK              0x01
> +#define ESYNR1_AINST_MASK                0x01
> +#define ESYNR1_AWRITE_MASK               0x01
> +#define ESYNR1_ABURST_MASK               0x01
> +#define ESYNR1_ALEN_MASK                 0x0F
> +#define ESYNR1_ASIZE_MASK                0x01
> +#define ESYNR1_ALOCK_MASK                0x03
> +#define ESYNR1_AOOO_MASK                 0x01
> +#define ESYNR1_AFULL_MASK                0x01
> +#define ESYNR1_AC_MASK                   0x01
> +#define ESYNR1_DCD_MASK                  0x01
> +
> +
> +/* IDR */
> +#define NM2VCBMT_MASK             0x1FF
> +#define HTW_MASK                  0x01
> +#define HUM_MASK                  0x01
> +#define TLBSIZE_MASK              0x0F
> +#define NCB_MASK                  0xFF
> +#define NIRPT_MASK                0xFF
> +
> +
> +/* M2VCBRn */
> +#define VMID_MASK                 0x1F
> +#define CBNDX_MASK                0xFF
> +#define BYPASSD_MASK              0x01
> +#define BPRCOSH_MASK              0x01
> +#define BPRCISH_MASK              0x01
> +#define BPRCNSH_MASK              0x01
> +#define BPSHCFG_MASK              0x03
> +#define NSCFG_MASK                0x03
> +#define BPMTCFG_MASK              0x01
> +#define BPMEMTYPE_MASK            0x07
> +
> +
> +/* REV */
> +#define MINOR_MASK                0x0F
> +#define MAJOR_MASK                0x0F
> +
> +
> +/* TESTBUSCR */
> +#define TBE_MASK                  0x01
> +#define SPDMBE_MASK               0x01
> +#define WGSEL_MASK                0x03
> +#define TBLSEL_MASK               0x03
> +#define TBHSEL_MASK               0x03
> +#define SPDM0SEL_MASK             0x0F
> +#define SPDM1SEL_MASK             0x0F
> +#define SPDM2SEL_MASK             0x0F
> +#define SPDM3SEL_MASK             0x0F
> +
> +
> +/* TLBIMID */
> +#define TLBIVMID_VMID_MASK        0x1F
> +
> +
> +/* TLBRSW */
> +#define TLBRSW_INDEX_MASK         0xFF
> +#define TLBBFBS_MASK              0x03
> +
> +
> +/* TLBTR0 */
> +#define PR_MASK                   0x01
> +#define PW_MASK                   0x01
> +#define UR_MASK                   0x01
> +#define UW_MASK                   0x01
> +#define XN_MASK                   0x01
> +#define NSDESC_MASK               0x01
> +#define ISH_MASK                  0x01
> +#define SH_MASK                   0x01
> +#define MT_MASK                   0x07
> +#define DPSIZR_MASK               0x07
> +#define DPSIZC_MASK               0x07
> +
> +
> +/* TLBTR1 */
> +#define TLBTR1_VMID_MASK          0x1F
> +#define TLBTR1_PA_MASK            0x000FFFFF
> +
> +
> +/* TLBTR2 */
> +#define TLBTR2_ASID_MASK          0xFF
> +#define TLBTR2_V_MASK             0x01
> +#define TLBTR2_NSTID_MASK         0x01
> +#define TLBTR2_NV_MASK            0x01
> +#define TLBTR2_VA_MASK            0x000FFFFF
> +
> +
> +/* Global Register Shifts */
> +/* CBACRn */
> +#define RWVMID_SHIFT             0
> +#define RWE_SHIFT                8
> +#define RWGE_SHIFT               9
> +#define CBVMID_SHIFT             16
> +#define IRPTNDX_SHIFT            24
> +
> +
> +/* CR */
> +#define RPUE_SHIFT               0
> +#define RPUERE_SHIFT             1
> +#define RPUEIE_SHIFT             2
> +#define DCDEE_SHIFT              3
> +#define CLIENTPD_SHIFT           4
> +#define STALLD_SHIFT             5
> +#define TLBLKCRWE_SHIFT          6
> +#define CR_TLBIALLCFG_SHIFT      7
> +#define TLBIVMIDCFG_SHIFT        8
> +#define CR_HUME_SHIFT            9
> +
> +
> +/* ESR */
> +#define CFG_SHIFT                0
> +#define BYPASS_SHIFT             1
> +#define ESR_MULTI_SHIFT          31
> +
> +
> +/* ESYNR0 */
> +#define ESYNR0_AMID_SHIFT        0
> +#define ESYNR0_APID_SHIFT        8
> +#define ESYNR0_ABID_SHIFT        13
> +#define ESYNR0_AVMID_SHIFT       16
> +#define ESYNR0_ATID_SHIFT        24
> +
> +
> +/* ESYNR1 */
> +#define ESYNR1_AMEMTYPE_SHIFT           0
> +#define ESYNR1_ASHARED_SHIFT            3
> +#define ESYNR1_AINNERSHARED_SHIFT       4
> +#define ESYNR1_APRIV_SHIFT              5
> +#define ESYNR1_APROTNS_SHIFT            6
> +#define ESYNR1_AINST_SHIFT              7
> +#define ESYNR1_AWRITE_SHIFT             8
> +#define ESYNR1_ABURST_SHIFT             10
> +#define ESYNR1_ALEN_SHIFT               12
> +#define ESYNR1_ASIZE_SHIFT              16
> +#define ESYNR1_ALOCK_SHIFT              20
> +#define ESYNR1_AOOO_SHIFT               22
> +#define ESYNR1_AFULL_SHIFT              24
> +#define ESYNR1_AC_SHIFT                 30
> +#define ESYNR1_DCD_SHIFT                31
> +
> +
> +/* IDR */
> +#define NM2VCBMT_SHIFT           0
> +#define HTW_SHIFT                9
> +#define HUM_SHIFT                10
> +#define TLBSIZE_SHIFT            12
> +#define NCB_SHIFT                16
> +#define NIRPT_SHIFT              24
> +
> +
> +/* M2VCBRn */
> +#define VMID_SHIFT               0
> +#define CBNDX_SHIFT              8
> +#define BYPASSD_SHIFT            16
> +#define BPRCOSH_SHIFT            17
> +#define BPRCISH_SHIFT            18
> +#define BPRCNSH_SHIFT            19
> +#define BPSHCFG_SHIFT            20
> +#define NSCFG_SHIFT              22
> +#define BPMTCFG_SHIFT            24
> +#define BPMEMTYPE_SHIFT          25
> +
> +
> +/* REV */
> +#define MINOR_SHIFT              0
> +#define MAJOR_SHIFT              4
> +
> +
> +/* TESTBUSCR */
> +#define TBE_SHIFT                0
> +#define SPDMBE_SHIFT             1
> +#define WGSEL_SHIFT              8
> +#define TBLSEL_SHIFT             12
> +#define TBHSEL_SHIFT             14
> +#define SPDM0SEL_SHIFT           16
> +#define SPDM1SEL_SHIFT           20
> +#define SPDM2SEL_SHIFT           24
> +#define SPDM3SEL_SHIFT           28
> +
> +
> +/* TLBIMID */
> +#define TLBIVMID_VMID_SHIFT      0
> +
> +
> +/* TLBRSW */
> +#define TLBRSW_INDEX_SHIFT       0
> +#define TLBBFBS_SHIFT            8
> +
> +
> +/* TLBTR0 */
> +#define PR_SHIFT                 0
> +#define PW_SHIFT                 1
> +#define UR_SHIFT                 2
> +#define UW_SHIFT                 3
> +#define XN_SHIFT                 4
> +#define NSDESC_SHIFT             6
> +#define ISH_SHIFT                7
> +#define SH_SHIFT                 8
> +#define MT_SHIFT                 9
> +#define DPSIZR_SHIFT             16
> +#define DPSIZC_SHIFT             20
> +
> +
> +/* TLBTR1 */
> +#define TLBTR1_VMID_SHIFT        0
> +#define TLBTR1_PA_SHIFT          12
> +
> +
> +/* TLBTR2 */
> +#define TLBTR2_ASID_SHIFT        0
> +#define TLBTR2_V_SHIFT           8
> +#define TLBTR2_NSTID_SHIFT       9
> +#define TLBTR2_NV_SHIFT          10
> +#define TLBTR2_VA_SHIFT          12
> +
> +
> +/* Context Register Masks */
> +/* ACTLR */
> +#define CFERE_MASK                       0x01
> +#define CFEIE_MASK                       0x01
> +#define PTSHCFG_MASK                     0x03
> +#define RCOSH_MASK                       0x01
> +#define RCISH_MASK                       0x01
> +#define RCNSH_MASK                       0x01
> +#define PRIVCFG_MASK                     0x03
> +#define DNA_MASK                         0x01
> +#define DNLV2PA_MASK                     0x01
> +#define TLBMCFG_MASK                     0x03
> +#define CFCFG_MASK                       0x01
> +#define TIPCF_MASK                       0x01
> +#define V2PCFG_MASK                      0x03
> +#define HUME_MASK                        0x01
> +#define PTMTCFG_MASK                     0x01
> +#define PTMEMTYPE_MASK                   0x07
> +
> +
> +/* BFBCR */
> +#define BFBDFE_MASK                      0x01
> +#define BFBSFE_MASK                      0x01
> +#define SFVS_MASK                        0x01
> +#define FLVIC_MASK                       0x0F
> +#define SLVIC_MASK                       0x0F
> +
> +
> +/* CONTEXTIDR */
> +#define CONTEXTIDR_ASID_MASK             0xFF
> +#define PROCID_MASK                      0x00FFFFFF
> +
> +
> +/* FSR */
> +#define TF_MASK                          0x01
> +#define AFF_MASK                         0x01
> +#define APF_MASK                         0x01
> +#define TLBMF_MASK                       0x01
> +#define HTWDEEF_MASK                     0x01
> +#define HTWSEEF_MASK                     0x01
> +#define MHF_MASK                         0x01
> +#define SL_MASK                          0x01
> +#define SS_MASK                          0x01
> +#define MULTI_MASK                       0x01
> +
> +
> +/* FSYNR0 */
> +#define AMID_MASK                        0xFF
> +#define APID_MASK                        0x1F
> +#define ABID_MASK                        0x07
> +#define ATID_MASK                        0xFF
> +
> +
> +/* FSYNR1 */
> +#define AMEMTYPE_MASK                    0x07
> +#define ASHARED_MASK                     0x01
> +#define AINNERSHARED_MASK                0x01
> +#define APRIV_MASK                       0x01
> +#define APROTNS_MASK                     0x01
> +#define AINST_MASK                       0x01
> +#define AWRITE_MASK                      0x01
> +#define ABURST_MASK                      0x01
> +#define ALEN_MASK                        0x0F
> +#define FSYNR1_ASIZE_MASK                0x07
> +#define ALOCK_MASK                       0x03
> +#define AFULL_MASK                       0x01
> +
> +
> +/* NMRR */
> +#define ICPC0_MASK                       0x03
> +#define ICPC1_MASK                       0x03
> +#define ICPC2_MASK                       0x03
> +#define ICPC3_MASK                       0x03
> +#define ICPC4_MASK                       0x03
> +#define ICPC5_MASK                       0x03
> +#define ICPC6_MASK                       0x03
> +#define ICPC7_MASK                       0x03
> +#define OCPC0_MASK                       0x03
> +#define OCPC1_MASK                       0x03
> +#define OCPC2_MASK                       0x03
> +#define OCPC3_MASK                       0x03
> +#define OCPC4_MASK                       0x03
> +#define OCPC5_MASK                       0x03
> +#define OCPC6_MASK                       0x03
> +#define OCPC7_MASK                       0x03
> +
> +
> +/* PAR */
> +#define FAULT_MASK                       0x01
> +/* If a fault is present, these are the
> +same as the fault fields in the FAR */
> +#define FAULT_TF_MASK                    0x01
> +#define FAULT_AFF_MASK                   0x01
> +#define FAULT_APF_MASK                   0x01
> +#define FAULT_TLBMF_MASK                 0x01
> +#define FAULT_HTWDEEF_MASK               0x01
> +#define FAULT_HTWSEEF_MASK               0x01
> +#define FAULT_MHF_MASK                   0x01
> +#define FAULT_SL_MASK                    0x01
> +#define FAULT_SS_MASK                    0x01
> +
> +/* If NO fault is present, the following
> + fields are in effect */
> +/* (FAULT remains as before) */
> +#define PAR_NOFAULT_SS_MASK              0x01
> +#define PAR_NOFAULT_MT_MASK              0x07
> +#define PAR_NOFAULT_SH_MASK              0x01
> +#define PAR_NOFAULT_NS_MASK              0x01
> +#define PAR_NOFAULT_NOS_MASK             0x01
> +#define PAR_NPFAULT_PA_MASK              0x000FFFFF
> +
> +
> +/* PRRR */
> +#define MTC0_MASK                        0x03
> +#define MTC1_MASK                        0x03
> +#define MTC2_MASK                        0x03
> +#define MTC3_MASK                        0x03
> +#define MTC4_MASK                        0x03
> +#define MTC5_MASK                        0x03
> +#define MTC6_MASK                        0x03
> +#define MTC7_MASK                        0x03
> +#define SHDSH0_MASK                      0x01
> +#define SHDSH1_MASK                      0x01
> +#define SHNMSH0_MASK                     0x01
> +#define SHNMSH1_MASK                     0x01
> +#define NOS0_MASK                        0x01
> +#define NOS1_MASK                        0x01
> +#define NOS2_MASK                        0x01
> +#define NOS3_MASK                        0x01
> +#define NOS4_MASK                        0x01
> +#define NOS5_MASK                        0x01
> +#define NOS6_MASK                        0x01
> +#define NOS7_MASK                        0x01
> +
> +
> +/* RESUME */
> +#define TNR_MASK                         0x01
> +
> +
> +/* SCTLR */
> +#define M_MASK                           0x01
> +#define TRE_MASK                         0x01
> +#define AFE_MASK                         0x01
> +#define HAF_MASK                         0x01
> +#define BE_MASK                          0x01
> +#define AFFD_MASK                        0x01
> +
> +
> +/* TLBIASID */
> +#define TLBIASID_ASID_MASK               0xFF
> +
> +
> +/* TLBIVA */
> +#define TLBIVA_ASID_MASK                 0xFF
> +#define TLBIVA_VA_MASK                   0x000FFFFF
> +
> +
> +/* TLBIVAA */
> +#define TLBIVAA_VA_MASK                  0x000FFFFF
> +
> +
> +/* TLBLCKR */
> +#define LKE_MASK                         0x01
> +#define TLBLCKR_TLBIALLCFG_MASK          0x01
> +#define TLBIASIDCFG_MASK                 0x01
> +#define TLBIVAACFG_MASK                  0x01
> +#define FLOOR_MASK                       0xFF
> +#define VICTIM_MASK                      0xFF
> +
> +
> +/* TTBCR */
> +#define N_MASK                           0x07
> +#define PD0_MASK                         0x01
> +#define PD1_MASK                         0x01
> +
> +
> +/* TTBR0 */
> +#define TTBR0_IRGNH_MASK                 0x01
> +#define TTBR0_SH_MASK                    0x01
> +#define TTBR0_ORGN_MASK                  0x03
> +#define TTBR0_NOS_MASK                   0x01
> +#define TTBR0_IRGNL_MASK                 0x01
> +#define TTBR0_PA_MASK                    0x0003FFFF
> +
> +
> +/* TTBR1 */
> +#define TTBR1_IRGNH_MASK                 0x01
> +#define TTBR1_SH_MASK                    0x01
> +#define TTBR1_ORGN_MASK                  0x03
> +#define TTBR1_NOS_MASK                   0x01
> +#define TTBR1_IRGNL_MASK                 0x01
> +#define TTBR1_PA_MASK                    0x0003FFFF
> +
> +
> +/* V2PSR */
> +#define HIT_MASK                         0x01
> +#define INDEX_MASK                       0xFF
> +
> +
> +/* V2Pxx */
> +#define V2Pxx_INDEX_MASK                 0xFF
> +#define V2Pxx_VA_MASK                    0x000FFFFF
> +
> +
> +/* Context Register Shifts */
> +/* ACTLR */
> +#define CFERE_SHIFT                    0
> +#define CFEIE_SHIFT                    1
> +#define PTSHCFG_SHIFT                  2
> +#define RCOSH_SHIFT                    4
> +#define RCISH_SHIFT                    5
> +#define RCNSH_SHIFT                    6
> +#define PRIVCFG_SHIFT                  8
> +#define DNA_SHIFT                      10
> +#define DNLV2PA_SHIFT                  11
> +#define TLBMCFG_SHIFT                  12
> +#define CFCFG_SHIFT                    14
> +#define TIPCF_SHIFT                    15
> +#define V2PCFG_SHIFT                   16
> +#define HUME_SHIFT                     18
> +#define PTMTCFG_SHIFT                  20
> +#define PTMEMTYPE_SHIFT                21
> +
> +
> +/* BFBCR */
> +#define BFBDFE_SHIFT                   0
> +#define BFBSFE_SHIFT                   1
> +#define SFVS_SHIFT                     2
> +#define FLVIC_SHIFT                    4
> +#define SLVIC_SHIFT                    8
> +
> +
> +/* CONTEXTIDR */
> +#define CONTEXTIDR_ASID_SHIFT          0
> +#define PROCID_SHIFT                   8
> +
> +
> +/* FSR */
> +#define TF_SHIFT                       1
> +#define AFF_SHIFT                      2
> +#define APF_SHIFT                      3
> +#define TLBMF_SHIFT                    4
> +#define HTWDEEF_SHIFT                  5
> +#define HTWSEEF_SHIFT                  6
> +#define MHF_SHIFT                      7
> +#define SL_SHIFT                       16
> +#define SS_SHIFT                       30
> +#define MULTI_SHIFT                    31
> +
> +
> +/* FSYNR0 */
> +#define AMID_SHIFT                     0
> +#define APID_SHIFT                     8
> +#define ABID_SHIFT                     13
> +#define ATID_SHIFT                     24
> +
> +
> +/* FSYNR1 */
> +#define AMEMTYPE_SHIFT                 0
> +#define ASHARED_SHIFT                  3
> +#define AINNERSHARED_SHIFT             4
> +#define APRIV_SHIFT                    5
> +#define APROTNS_SHIFT                  6
> +#define AINST_SHIFT                    7
> +#define AWRITE_SHIFT                   8
> +#define ABURST_SHIFT                   10
> +#define ALEN_SHIFT                     12
> +#define FSYNR1_ASIZE_SHIFT             16
> +#define ALOCK_SHIFT                    20
> +#define AFULL_SHIFT                    24
> +
> +
> +/* NMRR */
> +#define ICPC0_SHIFT                    0
> +#define ICPC1_SHIFT                    2
> +#define ICPC2_SHIFT                    4
> +#define ICPC3_SHIFT                    6
> +#define ICPC4_SHIFT                    8
> +#define ICPC5_SHIFT                    10
> +#define ICPC6_SHIFT                    12
> +#define ICPC7_SHIFT                    14
> +#define OCPC0_SHIFT                    16
> +#define OCPC1_SHIFT                    18
> +#define OCPC2_SHIFT                    20
> +#define OCPC3_SHIFT                    22
> +#define OCPC4_SHIFT                    24
> +#define OCPC5_SHIFT                    26
> +#define OCPC6_SHIFT                    28
> +#define OCPC7_SHIFT                    30
> +
> +
> +/* PAR */
> +#define FAULT_SHIFT                    0
> +/* If a fault is present, these are the
> +same as the fault fields in the FAR */
> +#define FAULT_TF_SHIFT                 1
> +#define FAULT_AFF_SHIFT                2
> +#define FAULT_APF_SHIFT                3
> +#define FAULT_TLBMF_SHIFT              4
> +#define FAULT_HTWDEEF_SHIFT            5
> +#define FAULT_HTWSEEF_SHIFT            6
> +#define FAULT_MHF_SHIFT                7
> +#define FAULT_SL_SHIFT                 16
> +#define FAULT_SS_SHIFT                 30
> +
> +/* If NO fault is present, the following
> + fields are in effect */
> +/* (FAULT remains as before) */
> +#define PAR_NOFAULT_SS_SHIFT           1
> +#define PAR_NOFAULT_MT_SHIFT           4
> +#define PAR_NOFAULT_SH_SHIFT           7
> +#define PAR_NOFAULT_NS_SHIFT           9
> +#define PAR_NOFAULT_NOS_SHIFT          10
> +#define PAR_NPFAULT_PA_SHIFT           12
> +
> +
> +/* PRRR */
> +#define MTC0_SHIFT                     0
> +#define MTC1_SHIFT                     2
> +#define MTC2_SHIFT                     4
> +#define MTC3_SHIFT                     6
> +#define MTC4_SHIFT                     8
> +#define MTC5_SHIFT                     10
> +#define MTC6_SHIFT                     12
> +#define MTC7_SHIFT                     14
> +#define SHDSH0_SHIFT                   16
> +#define SHDSH1_SHIFT                   17
> +#define SHNMSH0_SHIFT                  18
> +#define SHNMSH1_SHIFT                  19
> +#define NOS0_SHIFT                     24
> +#define NOS1_SHIFT                     25
> +#define NOS2_SHIFT                     26
> +#define NOS3_SHIFT                     27
> +#define NOS4_SHIFT                     28
> +#define NOS5_SHIFT                     29
> +#define NOS6_SHIFT                     30
> +#define NOS7_SHIFT                     31
> +
> +
> +/* RESUME */
> +#define TNR_SHIFT                      0
> +
> +
> +/* SCTLR */
> +#define M_SHIFT                        0
> +#define TRE_SHIFT                      1
> +#define AFE_SHIFT                      2
> +#define HAF_SHIFT                      3
> +#define BE_SHIFT                       4
> +#define AFFD_SHIFT                     5
> +
> +
> +/* TLBIASID */
> +#define TLBIASID_ASID_SHIFT            0
> +
> +
> +/* TLBIVA */
> +#define TLBIVA_ASID_SHIFT              0
> +#define TLBIVA_VA_SHIFT                12
> +
> +
> +/* TLBIVAA */
> +#define TLBIVAA_VA_SHIFT               12
> +
> +
> +/* TLBLCKR */
> +#define LKE_SHIFT                      0
> +#define TLBLCKR_TLBIALLCFG_SHIFT       1
> +#define TLBIASIDCFG_SHIFT              2
> +#define TLBIVAACFG_SHIFT               3
> +#define FLOOR_SHIFT                    8
> +#define VICTIM_SHIFT                   8
> +
> +
> +/* TTBCR */
> +#define N_SHIFT                        3
> +#define PD0_SHIFT                      4
> +#define PD1_SHIFT                      5
> +
> +
> +/* TTBR0 */
> +#define TTBR0_IRGNH_SHIFT              0
> +#define TTBR0_SH_SHIFT                 1
> +#define TTBR0_ORGN_SHIFT               3
> +#define TTBR0_NOS_SHIFT                5
> +#define TTBR0_IRGNL_SHIFT              6
> +#define TTBR0_PA_SHIFT                 14
> +
> +
> +/* TTBR1 */
> +#define TTBR1_IRGNH_SHIFT              0
> +#define TTBR1_SH_SHIFT                 1
> +#define TTBR1_ORGN_SHIFT               3
> +#define TTBR1_NOS_SHIFT                5
> +#define TTBR1_IRGNL_SHIFT              6
> +#define TTBR1_PA_SHIFT                 14
> +
> +
> +/* V2PSR */
> +#define HIT_SHIFT                      0
> +#define INDEX_SHIFT                    8
> +
> +
> +/* V2Pxx */
> +#define V2Pxx_INDEX_SHIFT              0
> +#define V2Pxx_VA_SHIFT                 12
> +
> +#endif
> diff --git a/arch/arm/mach-msm/iommu.c b/arch/arm/mach-msm/iommu.c
> new file mode 100644
> index 0000000..e07544f
> --- /dev/null
> +++ b/arch/arm/mach-msm/iommu.c
> @@ -0,0 +1,608 @@
> +/* Copyright (c) 2010, Code Aurora Forum. All rights reserved.
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2 and
> + * only version 2 as published by the Free Software Foundation.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> + * GNU General Public License for more details.
> + *
> + * You should have received a copy of the GNU General Public License
> + * along with this program; if not, write to the Free Software
> + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
> + * 02110-1301, USA.
> + */
> +
> +#define pr_fmt(fmt) "%s %i " fmt, __func__, __LINE__
> +#include <linux/kernel.h>
> +#include <linux/module.h>
> +#include <linux/platform_device.h>
> +#include <linux/errno.h>
> +#include <linux/io.h>
> +#include <linux/interrupt.h>
> +#include <linux/list.h>
> +#include <linux/spinlock.h>
> +#include <linux/slab.h>
> +#include <linux/iommu.h>
> +
> +#include <asm/cacheflush.h>
> +#include <asm/sizes.h>
> +
> +#include <mach/iommu_hw-8xxx.h>
> +#include <mach/iommu.h>
> +
> +#define FL_OFFSET(va)	(((va) & 0xFFF00000) >> 20)
> +#define SL_OFFSET(va)	(((va) & 0xFF000) >> 12)
> +
> +DEFINE_SPINLOCK(msm_iommu_lock);
> +
> +struct msm_priv {
> +	unsigned long *pgtable;
> +	struct list_head list_attached;
> +};
> +
> +static void __flush_iotlb(struct iommu_domain *domain)
> +{
> +	struct msm_priv *priv = (struct msm_priv *) domain->priv;

	struct msm_priv *priv = domain->priv;

No need to cast to or from a void * pointer.

> +	struct list_head *tmp = NULL;
> +	struct msm_iommu_drvdata *iommu_drvdata = NULL;
> +	struct msm_iommu_ctx_drvdata *ctx_drvdata = NULL;

Do these NULL assignments achieve anything?

> +
> +	list_for_each(tmp, &priv->list_attached) {
> +		ctx_drvdata = list_entry(tmp, struct msm_iommu_ctx_drvdata,

	list_for_each_entry(ctx_drvdata, &priv->list_attached, attached_elm) {

> +								attached_elm);
> +		iommu_drvdata = dev_get_drvdata(ctx_drvdata->pdev->dev.parent);

Please explain what's going on here with parent devices.  What device is
pdev referring to, and what is pdev->dev.parent ?  It seems quite dodgy
to just expect a certain device relationship without checking that the
device is what is expected (eg, it's non-NULL, it's of the right bus type,
and it appears to be suitably named) before dereferencing its driver data.

> +		SET_CTX_TLBIALL(iommu_drvdata->base, ctx_drvdata->num, 0);
> +	}
> +}
> +
> +static void __reset_context(unsigned long base, int ctx)

				void __iomem *base,

> +{
> +	SET_BPRCOSH(base, ctx, 0);
> +	SET_BPRCISH(base, ctx, 0);
> +	SET_BPRCNSH(base, ctx, 0);
> +	SET_BPSHCFG(base, ctx, 0);
> +	SET_BPMTCFG(base, ctx, 0);
> +	SET_ACTLR(base, ctx, 0);
> +	SET_SCTLR(base, ctx, 0);
> +	SET_FSRRESTORE(base, ctx, 0);
> +	SET_TTBR0(base, ctx, 0);
> +	SET_TTBR1(base, ctx, 0);
> +	SET_TTBCR(base, ctx, 0);
> +	SET_BFBCR(base, ctx, 0);
> +	SET_PAR(base, ctx, 0);
> +	SET_FAR(base, ctx, 0);
> +	SET_CTX_TLBIALL(base, ctx, 0);
> +	SET_TLBFLPTER(base, ctx, 0);
> +	SET_TLBSLPTER(base, ctx, 0);
> +	SET_TLBLKCR(base, ctx, 0);
> +	SET_PRRR(base, ctx, 0);
> +	SET_NMRR(base, ctx, 0);
> +	SET_CONTEXTIDR(base, ctx, 0);
> +	mb();

Multiple writel() statements are already ordered.  With recent kernels,
they're also ordered with respect to writes to memory too.  This mb()
should not be required.

> +	return;
> +}
> +
> +static void __program_context(unsigned long base, int ctx, phys_addr_t pgtable)

				void __iomem *base,

> +{
> +	__reset_context(base, ctx);
> +
> +	/* Set up HTW mode */
> +	/* TLB miss configuration: perform HTW on miss */
> +	SET_TLBMCFG(base, ctx, 0x3);
> +
> +	/* V2P configuration: HTW for access */
> +	SET_V2PCFG(base, ctx, 0x3);
> +
> +	SET_TTBCR(base, ctx, 0);
> +	SET_TTBR0_PA(base, ctx, (pgtable >> 14));
> +
> +	mb();

Multiple writel() statements are already ordered.  With recent kernels,
they're also ordered with respect to writes to memory too.  This mb()
should not be required.

> +
> +	/* Invalidate the TLB for this context */
> +	SET_CTX_TLBIALL(base, ctx, 0);
> +
> +	/* Set interrupt number to "secure" interrupt */
> +	SET_IRPTNDX(base, ctx, 0);
> +
> +	/* Enable context fault interrupt */
> +	SET_CFEIE(base, ctx, 1);
> +
> +	/* Stall access on a context fault and let the handler deal with it */
> +	SET_CFCFG(base, ctx, 1);
> +
> +	/* Redirect all cacheable requests to L2 slave port. */
> +	SET_RCISH(base, ctx, 1);
> +	SET_RCOSH(base, ctx, 1);
> +	SET_RCNSH(base, ctx, 1);
> +
> +	/* Turn on TEX Remap */
> +	SET_TRE(base, ctx, 1);
> +
> +	/* Do not configure PRRR / NMRR on the IOMMU for now. We will assume
> +	 * TEX class 0 for everything until attributes are properly worked out
> +	 */
> +	SET_PRRR(base, ctx, 0);
> +	SET_NMRR(base, ctx, 0);
> +
> +	/* Turn on BFB prefetch */
> +	SET_BFBDFE(base, ctx, 1);
> +
> +#ifdef CONFIG_IOMMU_PGTABLES_L2
> +	/* Configure page tables as inner-cacheable and shareable to reduce
> +	 * the TLB miss penalty.
> +	 */
> +	SET_TTBR0_SH(base, ctx, 1);
> +	SET_TTBR1_SH(base, ctx, 1);
> +
> +	SET_TTBR0_NOS(base, ctx, 1);
> +	SET_TTBR1_NOS(base, ctx, 1);
> +
> +	SET_TTBR0_IRGNH(base, ctx, 0); /* WB, WA */
> +	SET_TTBR0_IRGNL(base, ctx, 1);
> +
> +	SET_TTBR1_IRGNH(base, ctx, 0); /* WB, WA */
> +	SET_TTBR1_IRGNL(base, ctx, 1);
> +
> +	SET_TTBR0_ORGN(base, ctx, 1); /* WB, WA */
> +	SET_TTBR1_ORGN(base, ctx, 1); /* WB, WA */
> +#else
> +	flush_cache_all();
> +#endif
> +
> +	/* Enable the MMU */
> +	SET_M(base, ctx, 1);
> +	mb();

Multiple writel() statements are already ordered.  With recent kernels,
they're also ordered with respect to writes to memory too.  This mb()
should not be required.

> +	return;

Empty return statements at the end of functions aren't required.

> +}
> +
> +static int msm_iommu_domain_init(struct iommu_domain *domain)
> +{
> +	struct msm_priv *priv = kzalloc(sizeof(*priv), GFP_KERNEL);
> +
> +	if (!priv)
> +		goto fail_nomem;
> +
> +	INIT_LIST_HEAD(&priv->list_attached);
> +	priv->pgtable = (unsigned long *)__get_free_pages(GFP_KERNEL, 2);
> +
> +	if (!priv->pgtable)
> +		goto fail_nomem;
> +
> +	memset(priv->pgtable, 0, SZ_16K);
> +	domain->priv = priv;
> +	return 0;
> +
> +fail_nomem:
> +	kfree(priv);
> +	return -ENOMEM;
> +}
> +
> +static void msm_iommu_domain_destroy(struct iommu_domain *domain)
> +{
> +	struct msm_priv *priv = (struct msm_priv *) domain->priv;

	struct msm_priv *priv = domain->priv;

Should this be outside msm_iommu_lock?

> +	unsigned long flags;
> +	unsigned long *fl_table = NULL;

Does this NULL assignment achieve anything?

> +	int i;
> +
> +	spin_lock_irqsave(&msm_iommu_lock, flags);
> +	if (!priv)
> +		goto fail;
> +
> +	fl_table = priv->pgtable;
> +
> +	for (i = 0; i < 4096; i++)
> +		if ((fl_table[i] & 0x03) == FL_TYPE_TABLE)
> +			free_page((unsigned long) __va(((fl_table[i]) &
> +								0xFFFFFC00)));
> +
> +	free_pages((unsigned long)priv->pgtable, 2);
> +	priv->pgtable = NULL;
> +
> +	kfree(domain->priv);
> +	domain->priv = NULL;
> +
> +	spin_unlock_irqrestore(&msm_iommu_lock, flags);
> +	return;
> +fail:
> +	spin_unlock_irqrestore(&msm_iommu_lock, flags);

Wouldn't the following be more easy to read:
	spin_lock_irqsave(&msm_iommu_lock, flags);
	priv = domain->priv;
	domain->priv = NULL;
	if (priv) {
		blah;
		kfree(priv);
	}
	spin_unlock_irqrestore(&mem_iommu_lock, flags);

> +}
> +
> +static int msm_iommu_attach_dev(struct iommu_domain *domain, struct device *dev)
> +{
> +	struct msm_priv *priv = (struct msm_priv *) domain->priv;

	struct msm_priv *priv = domain->priv;

Should it be within the spinlocked region?

> +	struct msm_iommu_ctx_dev *ctx_dev;
> +	struct msm_iommu_drvdata *iommu_drvdata;
> +	struct msm_iommu_ctx_drvdata *ctx_drvdata;
> +	struct msm_iommu_ctx_drvdata *tmp_drvdata;
> +	struct list_head *tmp = NULL;

Does this NULL assignment achieve anything?

> +	unsigned long flags;
> +
> +	spin_lock_irqsave(&msm_iommu_lock, flags);
> +
> +	if (!priv || !dev)
> +		goto fail_inval;
> +
> +	iommu_drvdata = dev_get_drvdata(dev->parent);
> +	ctx_drvdata = dev_get_drvdata(dev);
> +	ctx_dev = dev->platform_data;
> +
> +	if (!iommu_drvdata || !ctx_drvdata || !ctx_dev)
> +		goto fail_inval;
> +
> +	list_for_each(tmp, &priv->list_attached) {
> +		tmp_drvdata = list_entry(tmp, struct msm_iommu_ctx_drvdata,
> +								attached_elm);

	list_for_each_entry(tmp_drvdata, &priv->list_attached, attached_elm) {

> +		if (tmp_drvdata == ctx_drvdata)
> +			goto fail_busy;
> +	}
> +
> +	__program_context(iommu_drvdata->base, ctx_dev->num,
> +			  __pa(priv->pgtable));
> +
> +	list_add(&(ctx_drvdata->attached_elm), &priv->list_attached);
> +	__flush_iotlb(domain);
> +
> +	spin_unlock_irqrestore(&msm_iommu_lock, flags);
> +	return 0;
> +fail_inval:
> +	spin_unlock_irqrestore(&msm_iommu_lock, flags);
> +	return -EINVAL;
> +fail_busy:
> +	spin_unlock_irqrestore(&msm_iommu_lock, flags);
> +	return -EBUSY;

	int ret = 0;
	...
		ret = -EBUSY;
		goto fail;

fail:
	spin_unlock_irqrestore(&msm_iommu_lock, flags);
	return ret;

> +}
> +
> +static void msm_iommu_detach_dev(struct iommu_domain *domain,
> +				 struct device *dev)
> +{
> +	struct msm_priv *priv = (struct msm_priv *) domain->priv;

	struct msm_priv *priv = domain->priv;

Should it be within the spinlocked region?

> +	struct msm_iommu_ctx_dev *ctx_dev;
> +	struct msm_iommu_drvdata *iommu_drvdata;
> +	struct msm_iommu_ctx_drvdata *ctx_drvdata;
> +	unsigned long flags;
> +
> +	spin_lock_irqsave(&msm_iommu_lock, flags);
> +
> +	if (!priv || !dev)
> +		goto fail_inval;
> +
> +	iommu_drvdata = dev_get_drvdata(dev->parent);
> +	ctx_drvdata = dev_get_drvdata(dev);
> +	ctx_dev = dev->platform_data;
> +
> +	if (!iommu_drvdata || !ctx_drvdata || !ctx_dev)
> +		goto fail_inval;
> +
> +	__flush_iotlb(domain);
> +	__reset_context(iommu_drvdata->base, ctx_dev->num);
> +	list_del_init(&ctx_drvdata->attached_elm);
> +
> +	spin_unlock_irqrestore(&msm_iommu_lock, flags);
> +	return;
> +fail_inval:
> +	spin_unlock_irqrestore(&msm_iommu_lock, flags);
> +	return;

Does this need to be repeated?

> +}
> +
> +static int msm_iommu_map(struct iommu_domain *domain, unsigned long va,
> +			 phys_addr_t pa, int gfp_order, int prot)

What does 'gfp_order' have to do with get_free_pages in this function?
Wouldn't just 'order' be more appropriate?

> +{
> +	unsigned long flags;
> +	unsigned long *fl_table = NULL;
> +	unsigned long *fl_pte = NULL;
> +	unsigned long fl_offset = 0;
> +	unsigned long *sl_table = NULL;
> +	unsigned long *sl_pte = NULL;
> +	unsigned long sl_offset = 0;
> +	size_t len = 0x1000UL << gfp_order;
> +	struct msm_priv *priv = NULL;

Does this NULL assignment achieve anything?

> +
> +	spin_lock_irqsave(&msm_iommu_lock, flags);
> +	priv = (struct msm_priv *) domain->priv;

	priv = domain->priv;

> +
> +	if (!priv)
> +		goto fail;
> +
> +	fl_table = priv->pgtable;
> +
> +	if (len != SZ_16M && len != SZ_1M &&
> +	    len != SZ_64K && len != SZ_4K) {
> +		pr_err("bad size: %d\n", len);
> +		goto fail;
> +	}
> +
> +	if (!fl_table) {
> +		pr_err("null page table\n");
> +		goto fail;
> +	}
> +
> +	fl_offset = FL_OFFSET(va);	/* Upper 12 bits */
> +	fl_pte = fl_table + fl_offset;	/* int pointers, 4 bytes */
> +
> +	if (len == SZ_16M) {
> +		int i = 0;
> +		for (i = 0; i < 16; i++)
> +			*(fl_pte+i) = (pa & 0xFF000000) | FL_SUPERSECTION |
> +				  FL_AP_READ | FL_AP_WRITE | FL_TYPE_SECT |
> +				  FL_SHARED;
> +	}
> +
> +	if (len == SZ_1M)
> +		*fl_pte = (pa & 0xFFF00000) | FL_AP_READ | FL_AP_WRITE |
> +						FL_TYPE_SECT | FL_SHARED;
> +
> +	/* Need a 2nd level table */
> +	if ((len == SZ_4K || len == SZ_64K) && (*fl_pte) == 0) {
> +		unsigned long *sl;
> +		sl = (unsigned long *) __get_free_pages(GFP_KERNEL, 0);
> +
> +		if (!sl) {
> +			pr_err("could not allocate second level table\n");
> +			goto fail_nomem;
> +		}
> +
> +		memset(sl, 0, SZ_4K);
> +		*fl_pte = ((((int)__pa(sl)) & 0xFFFFFC00) | FL_TYPE_TABLE);
> +	}
> +
> +	sl_table = (unsigned long *) __va(((*fl_pte) & 0xFFFFFC00));
> +	sl_offset = SL_OFFSET(va);
> +	sl_pte = sl_table + sl_offset;
> +
> +
> +	if (len == SZ_4K)
> +		*sl_pte = (pa & 0xFFFFF000) | SL_AP0 | SL_AP1 |	SL_SHARED |
> +					      SL_TYPE_SMALL;
> +
> +	if (len == SZ_64K) {
> +		int i;
> +
> +		for (i = 0; i < 16; i++)
> +			*(sl_pte+i) = (pa & 0xFFFF0000) | SL_AP0 | SL_AP1 |
> +					      SL_SHARED | SL_TYPE_LARGE;
> +	}
> +
> +#ifndef CONFIG_IOMMU_PGTABLES_L2

I think you mean:
#ifndef CONFIG_IOMMU_PGTABLES_L1

because as I've said to you several times now, flush_cache_all() is about
flushing data out of the L1 cache only.  It does NOT affect L2 cache.

> +	flush_cache_all();
> +#endif
> +	__flush_iotlb(domain);
> +	spin_unlock_irqrestore(&msm_iommu_lock, flags);
> +	return 0;
> +fail:
> +	spin_unlock_irqrestore(&msm_iommu_lock, flags);
> +	return -EINVAL;
> +fail_nomem:
> +	spin_unlock_irqrestore(&msm_iommu_lock, flags);
> +	return -ENOMEM;
> +}
> +
> +static int msm_iommu_unmap(struct iommu_domain *domain, unsigned long va,
> +			    int gfp_order)

What does 'gfp_order' have to do with get_free_pages in this function?
Wouldn't just 'order' be more appropriate?

> +{
> +	struct msm_priv *priv = NULL;

Does this NULL assignment achieve anything?

> +	unsigned long flags;
> +	unsigned long *fl_table = NULL;
> +	unsigned long *fl_pte = NULL;
> +	unsigned long fl_offset = 0;
> +	unsigned long *sl_table = NULL;
> +	unsigned long *sl_pte = NULL;
> +	unsigned long sl_offset = 0;

I don't think any of these initializers are actually required.

> +	size_t len = 0x1000UL << gfp_order;
> +	int i;
> +
> +	spin_lock_irqsave(&msm_iommu_lock, flags);
> +
> +	priv = (struct msm_priv *) domain->priv;

	priv = domain->priv;

> +
> +	if (!priv)
> +		goto fail_nodev;
> +
> +	fl_table = priv->pgtable;
> +
> +	if (len != SZ_16M && len != SZ_1M &&
> +	    len != SZ_64K && len != SZ_4K) {
> +		pr_err("bad length: %d\n", len);
> +		goto fail_inval;
> +	}
> +
> +	if (!fl_table) {
> +		pr_err("null page table\n");
> +		goto fail_nodev;
> +	}
> +
> +	fl_offset = FL_OFFSET(va);	/* Upper 12 bits */
> +	fl_pte = fl_table + fl_offset;	/* int pointers, 4 bytes */
> +
> +	if (*fl_pte == 0) {
> +		pr_err("first level PTE is 0\n");
> +		goto fail_nodev;
> +	}
> +
> +	/* Unmap supersection */
> +	if (len == SZ_16M)
> +		for (i = 0; i < 16; i++)
> +			*(fl_pte+i) = 0;
> +
> +	if (len == SZ_1M)
> +		*fl_pte = 0;
> +
> +	sl_table = (unsigned long *) __va(((*fl_pte) & 0xFFFFFC00));
> +	sl_offset = SL_OFFSET(va);
> +	sl_pte = sl_table + sl_offset;
> +
> +	if (len == SZ_64K) {
> +		for (i = 0; i < 16; i++)
> +			*(sl_pte+i) = 0;
> +	}
> +
> +	if (len == SZ_4K)
> +		*sl_pte = 0;
> +
> +	if (len == SZ_4K || len == SZ_64K) {
> +		int used = 0;
> +
> +		for (i = 0; i < 256; i++)
> +			if (sl_table[i])
> +				used = 1;
> +		if (!used) {
> +			free_page((unsigned long)sl_table);
> +			*fl_pte = 0;
> +		}
> +	}
> +
> +#ifndef CONFIG_IOMMU_PGTABLES_L2
> +	flush_cache_all();
> +#endif
> +	__flush_iotlb(domain);
> +	spin_unlock_irqrestore(&msm_iommu_lock, flags);
> +	return 0;
> +fail_inval:
> +	spin_unlock_irqrestore(&msm_iommu_lock, flags);
> +	return -EINVAL;
> +fail_nodev:
> +	spin_unlock_irqrestore(&msm_iommu_lock, flags);
> +	return -ENODEV;

See above.

> +}
> +
> +static phys_addr_t msm_iommu_iova_to_phys(struct iommu_domain *domain,
> +					  unsigned long va)
> +{
> +	struct msm_priv *priv = (struct msm_priv *) domain->priv;

	struct msm_priv *priv = domain->priv;

> +	struct msm_iommu_drvdata *iommu_drvdata = NULL;
> +	struct msm_iommu_ctx_drvdata *ctx_drvdata = NULL;

Do these NULL assignments achieve anything?

> +	unsigned int par;
> +	unsigned long flags, base;

	unsigned long flags;
	void __iomem *base;

> +	int ctx;
> +
> +	spin_lock_irqsave(&msm_iommu_lock, flags);
> +
> +	if (list_empty(&priv->list_attached))
> +		goto fail_nodev;
> +
> +	ctx_drvdata = list_entry(priv->list_attached.next,
> +				 struct msm_iommu_ctx_drvdata, attached_elm);
> +	iommu_drvdata = dev_get_drvdata(ctx_drvdata->pdev->dev.parent);
> +
> +	base = iommu_drvdata->base;
> +	ctx = ctx_drvdata->num;
> +
> +	/* Invalidate context TLB */
> +	SET_CTX_TLBIALL(base, ctx, 0);
> +	SET_V2PPR_VA(base, ctx, va >> 12);
> +
> +	if (GET_FAULT(base, ctx))
> +		goto fail_fault;
> +
> +	mb();

Reading from registers is ordered anyway, not sure what this mb() is doing
here.

> +	par = GET_PAR(base, ctx);
> +
> +	/* We are dealing with a supersection */
> +	if (GET_NOFAULT_SS(base, ctx)) {
> +		/* Upper 8 bits from PAR, lower 24 from VA */
> +		spin_unlock_irqrestore(&msm_iommu_lock, flags);
> +		return (par & 0xFF000000) | (va & 0x00FFFFFF);
> +	}
> +
> +	/* Upper 20 bits from PAR, lower 12 from VA */
> +	spin_unlock_irqrestore(&msm_iommu_lock, flags);
> +	return (par & 0xFFFFF000) | (va & 0x00000FFF);
> +fail_nodev:
> +	spin_unlock_irqrestore(&msm_iommu_lock, flags);
> +	return -ENODEV;

Hmm, returning -ve numbers and addresses... how do you tell the difference
between the two in the calling function?

I'm also sure you can do better with these exit paths in a similar way to
what I've illustrated above.

> +
> +fail_fault:
> +	spin_unlock_irqrestore(&msm_iommu_lock, flags);
> +	return 0;
> +}
> +
> +static int msm_iommu_domain_has_cap(struct iommu_domain *domain,
> +				    unsigned long cap)
> +{
> +	return 0;
> +}
> +
> +static void print_ctx_regs(unsigned long base, int ctx)

				void __iomem *base,

> +{
> +	unsigned int fsr = GET_FSR(base, ctx);
> +	printk(KERN_ERR "FAR    = %08x    PAR    = %08x\n",
> +	       GET_FAR(base, ctx), GET_PAR(base, ctx));
> +	printk(KERN_ERR "FSR    = %08x [%s%s%s%s%s%s%s%s%s%s]\n", fsr,
> +			(fsr & 0x02) ? "TF " : "",
> +			(fsr & 0x04) ? "AFF " : "",
> +			(fsr & 0x08) ? "APF " : "",
> +			(fsr & 0x10) ? "TLBMF " : "",
> +			(fsr & 0x20) ? "HTWDEEF " : "",
> +			(fsr & 0x40) ? "HTWSEEF " : "",
> +			(fsr & 0x80) ? "MHF " : "",
> +			(fsr & 0x10000) ? "SL " : "",
> +			(fsr & 0x40000000) ? "SS " : "",
> +			(fsr & 0x80000000) ? "MULTI " : "");
> +
> +	printk(KERN_ERR "FSYNR0 = %08x    FSYNR1 = %08x\n",
> +			GET_FSYNR0(base, ctx), GET_FSYNR1(base, ctx));
> +	printk(KERN_ERR "TTBR0  = %08x    TTBR1  = %08x\n",
> +			GET_TTBR0(base, ctx), GET_TTBR1(base, ctx));
> +	printk(KERN_ERR "SCTLR  = %08x    ACTLR  = %08x\n",
> +			GET_SCTLR(base, ctx), GET_ACTLR(base, ctx));
> +	printk(KERN_ERR "PRRR   = %08x    NMRR   = %08x\n",
> +			GET_PRRR(base, ctx), GET_NMRR(base, ctx));
> +}
> +
> +irqreturn_t msm_iommu_fault_handler(int irq, void *dev_id)
> +{
> +	struct msm_iommu_drvdata *drvdata = (struct msm_iommu_drvdata *) dev_id;

	struct msm_iommu_drvdata *drvdata = dev_id;

> +	int ncb = 0, i = 0;
> +	unsigned long base = drvdata->base;

	void __iomem *base = drvdata->base;

> +	unsigned int fsr = 0;
> +
> +	spin_lock(&msm_iommu_lock);
> +
> +	if (!drvdata) {

Pointless because you've already dereferenced drvdata, and if it was NULL
you'd have oopsed by now.

> +		pr_err("Invalid device ID in context interrupt handler\n");
> +		spin_unlock(&msm_iommu_lock);
> +		return 0;
> +	}
> +
> +	printk(KERN_ERR "===== WOAH! =====\n");
> +	printk(KERN_ERR "Unexpected IOMMU page fault!\n");
> +	printk(KERN_ERR "base = %08x\n", (unsigned int) base);
> +
> +	ncb = GET_NCB(base)+1;
> +	for (i = 0; i < ncb; i++) {
> +		fsr = GET_FSR(base, i);
> +		if (fsr) {
> +			printk(KERN_ERR "Fault occurred in context %d.\n", i);
> +			printk(KERN_ERR "Interesting registers:\n");
> +			print_ctx_regs(base, i);
> +			printk(KERN_ERR "\n");
> +			SET_FSR(base, i, 0x4000000F);
> +		}
> +	}
> +	spin_unlock(&msm_iommu_lock);
> +	return 0;
> +}
> +
> +struct iommu_ops msm_iommu_ops = {
> +	.domain_init = msm_iommu_domain_init,
> +	.domain_destroy = msm_iommu_domain_destroy,
> +	.attach_dev = msm_iommu_attach_dev,
> +	.detach_dev = msm_iommu_detach_dev,
> +	.map = msm_iommu_map,
> +	.unmap = msm_iommu_unmap,
> +	.iova_to_phys = msm_iommu_iova_to_phys,
> +	.domain_has_cap = msm_iommu_domain_has_cap
> +};
> +
> +static int msm_iommu_init(void)
> +{
> +	register_iommu(&msm_iommu_ops);
> +	return 0;
> +}
> +
> +subsys_initcall(msm_iommu_init);
> +
> +MODULE_LICENSE("GPL v2");
> +MODULE_AUTHOR("Stepan Moskovchenko <stepanm@...eaurora.org>");
> --
> 1.7.0.2
> Sent by an employee of the Qualcomm Innovation Center, Inc.
> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum.
> 
> 
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@...ts.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
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