aiot/waterInvestigationHiddenDanger/dataSharedMemory/memoryOperation.c

/*
 * sh7372 processor support - INTC hardware block
 *
 * Copyright (C) 2010  Magnus Damm
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; version 2 of the License.
 *
 * 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 St, Fifth Floor, Boston, MA  02110-1301  USA
 */
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/module.h>
#include <linux/irq.h>
#include <linux/io.h>
#include <linux/sh_intc.h>
#include <mach/intc.h>
#include <mach/irqs.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>

enum {
	UNUSED_INTCA = 0,

	/* interrupt sources INTCA */
	DIRC,
	CRYPT_STD,
	IIC1_ALI1, IIC1_TACKI1, IIC1_WAITI1, IIC1_DTEI1,
	AP_ARM_IRQPMU, AP_ARM_COMMTX, AP_ARM_COMMRX,
	MFI_MFIM, MFI_MFIS,
	BBIF1, BBIF2,
	USBHSDMAC0_USHDMI,
	_3DG_SGX540,
	CMT1_CMT10, CMT1_CMT11, CMT1_CMT12, CMT1_CMT13, CMT2, CMT3,
	KEYSC_KEY,
	SCIFA0, SCIFA1, SCIFA2, SCIFA3,
	MSIOF2, MSIOF1,
	SCIFA4, SCIFA5, SCIFB,
	FLCTL_FLSTEI, FLCTL_FLTENDI, FLCTL_FLTREQ0I, FLCTL_FLTREQ1I,
	SDHI0_SDHI0I0, SDHI0_SDHI0I1, SDHI0_SDHI0I2, SDHI0_SDHI0I3,
	SDHI1_SDHI1I0, SDHI1_SDHI1I1, SDHI1_SDHI1I2,
	IRREM,
	IRDA,
	TPU0,
	TTI20,
	DDM,
	SDHI2_SDHI2I0, SDHI2_SDHI2I1, SDHI2_SDHI2I2, SDHI2_SDHI2I3,
	RWDT0,
	DMAC1_1_DEI0, DMAC1_1_DEI1, DMAC1_1_DEI2, DMAC1_1_DEI3,
	DMAC1_2_DEI4, DMAC1_2_DEI5, DMAC1_2_DADERR,
	DMAC2_1_DEI0, DMAC2_1_DEI1, DMAC2_1_DEI2, DMAC2_1_DEI3,
	DMAC2_2_DEI4, DMAC2_2_DEI5, DMAC2_2_DADERR,
	DMAC3_1_DEI0, DMAC3_1_DEI1, DMAC3_1_DEI2, DMAC3_1_DEI3,
	DMAC3_2_DEI4, DMAC3_2_DEI5, DMAC3_2_DADERR,
	SHWYSTAT_RT, SHWYSTAT_HS, SHWYSTAT_COM,
	HDMI,
	SPU2_SPU0, SPU2_SPU1,
	FSI, FMSI,
	MIPI_HSI,
	IPMMU_IPMMUD,
	CEC_1, CEC_2,
	AP_ARM_CTIIRQ, AP_ARM_DMAEXTERRIRQ, AP_ARM_DMAIRQ, AP_ARM_DMASIRQ,
	MFIS2,
	CPORTR2S,
	CMT14, CMT15,
	MMC_MMC_ERR, MMC_MMC_NOR,
	IIC4_ALI4, IIC4_TACKI4, IIC4_WAITI4, IIC4_DTEI4,
	IIC3_ALI3, IIC3_TACKI3, IIC3_WAITI3, IIC3_DTEI3,
	USB0_USB0I1, USB0_USB0I0,
	USB1_USB1I1, USB1_USB1I0,
	USBHSDMAC1_USHDMI,

	/* interrupt groups INTCA */
	DMAC1_1, DMAC1_2, DMAC2_1, DMAC2_2, DMAC3_1, DMAC3_2, SHWYSTAT,
	AP_ARM1, AP_ARM2, SPU2, FLCTL, IIC1, SDHI0, SDHI1, SDHI2
};

static struct intc_vect intca_vectors[] __initdata = {
	INTC_VECT(DIRC, 0x0560),
	INTC_VECT(CRYPT_STD, 0x0700),
	INTC_VECT(IIC1_ALI1, 0x0780), INTC_VECT(IIC1_TACKI1, 0x07a0),
	INTC_VECT(IIC1_WAITI1, 0x07c0), INTC_VECT(IIC1_DTEI1, 0x07e0),
	INTC_VECT(AP_ARM_IRQPMU, 0x0800), INTC_VECT(AP_ARM_COMMTX, 0x0840),
	INTC_VECT(AP_ARM_COMMRX, 0x0860),
	INTC_VECT(MFI_MFIM, 0x0900), INTC_VECT(MFI_MFIS, 0x0920),
	INTC_VECT(BBIF1, 0x0940), INTC_VECT(BBIF2, 0x0960),
	INTC_VECT(USBHSDMAC0_USHDMI, 0x0a00),
	INTC_VECT(_3DG_SGX540, 0x0a60),
	INTC_VECT(CMT1_CMT10, 0x0b00), INTC_VECT(CMT1_CMT11, 0x0b20),
	INTC_VECT(CMT1_CMT12, 0x0b40), INTC_VECT(CMT1_CMT13, 0x0b60),
	INTC_VECT(CMT2, 0x0b80), INTC_VECT(CMT3, 0x0ba0),
	INTC_VECT(KEYSC_KEY, 0x0be0),
	INTC_VECT(SCIFA0, 0x0c00), INTC_VECT(SCIFA1, 0x0c20),
	INTC_VECT(SCIFA2, 0x0c40), INTC_VECT(SCIFA3, 0x0c60),
	INTC_VECT(MSIOF2, 0x0c80), INTC_VECT(MSIOF1, 0x0d00),
	INTC_VECT(SCIFA4, 0x0d20), INTC_VECT(SCIFA5, 0x0d40),
	INTC_VECT(SCIFB, 0x0d60),
	INTC_VECT(FLCTL_FLSTEI, 0x0d80), INTC_VECT(FLCTL_FLTENDI, 0x0da0),
	INTC_VECT(FLCTL_FLTREQ0I, 0x0dc0), INTC_VECT(FLCTL_FLTREQ1I, 0x0de0),
	INTC_VECT(SDHI0_SDHI0I0, 0x0e00), INTC_VECT(SDHI0_SDHI0I1, 0x0e20),
	INTC_VECT(SDHI0_SDHI0I2, 0x0e40), INTC_VECT(SDHI0_SDHI0I3, 0x0e60),
	INTC_VECT(SDHI1_SDHI1I0, 0x0e80), INTC_VECT(SDHI1_SDHI1I1, 0x0ea0),
	INTC_VECT(SDHI1_SDHI1I2, 0x0ec0),
	INTC_VECT(IRREM, 0x0f60),
	INTC_VECT(IRDA, 0x0480),
	INTC_VECT(TPU0, 0x04a0),
	INTC_VECT(TTI20, 0x1100),
	INTC_VECT(DDM, 0x1140),
	INTC_VECT(SDHI2_SDHI2I0, 0x1200), INTC_VECT(SDHI2_SDHI2I1, 0x1220),
	INTC_VECT(SDHI2_SDHI2I2, 0x1240), INTC_VECT(SDHI2_SDHI2I3, 0x1260),
	INTC_VECT(RWDT0, 0x1280),
	INTC_VECT(DMAC1_1_DEI0, 0x2000), INTC_VECT(DMAC1_1_DEI1, 0x2020),
	INTC_VECT(DMAC1_1_DEI2, 0x2040), INTC_VECT(DMAC1_1_DEI3, 0x2060),
	INTC_VECT(DMAC1_2_DEI4, 0x2080), INTC_VECT(DMAC1_2_DEI5, 0x20a0),
	INTC_VECT(DMAC1_2_DADERR, 0x20c0),
	INTC_VECT(DMAC2_1_DEI0, 0x2100), INTC_VECT(DMAC2_1_DEI1, 0x2120),
	INTC_VECT(DMAC2_1_DEI2, 0x2140), INTC_VECT(DMAC2_1_DEI3, 0x2160),
	INTC_VECT(DMAC2_2_DEI4, 0x2180), INTC_VECT(DMAC2_2_DEI5, 0x21a0),
	INTC_VECT(DMAC2_2_DADERR, 0x21c0),
	INTC_VECT(DMAC3_1_DEI0, 0x2200), INTC_VECT(DMAC3_1_DEI1, 0x2220),
	INTC_VECT(DMAC3_1_DEI2, 0x2240), INTC_VECT(DMAC3_1_DEI3, 0x2260),
	INTC_VECT(DMAC3_2_DEI4, 0x2280), INTC_VECT(DMAC3_2_DEI5, 0x22a0),
	INTC_VECT(DMAC3_2_DADERR, 0x22c0),
	INTC_VECT(SHWYSTAT_RT, 0x1300), INTC_VECT(SHWYSTAT_HS, 0x1320),
	INTC_VECT(SHWYSTAT_COM, 0x1340),
	INTC_VECT(HDMI, 0x17e0),
	INTC_VECT(SPU2_SPU0, 0x1800), INTC_VECT(SPU2_SPU1, 0x1820),
	INTC_VECT(FSI, 0x1840),
	INTC_VECT(FMSI, 0x1860),
	INTC_VECT(MIPI_HSI, 0x18e0),
	INTC_VECT(IPMMU_IPMMUD, 0x1920),
	INTC_VECT(CEC_1, 0x1940), INTC_VECT(CEC_2, 0x1960),
	INTC_VECT(AP_ARM_CTIIRQ, 0x1980),
	INTC_VECT(AP_ARM_DMAEXTERRIRQ, 0x19a0),
	INTC_VECT(AP_ARM_DMAIRQ, 0x19c0),
	INTC_VECT(AP_ARM_DMASIRQ, 0x19e0),
	INTC_VECT(MFIS2, 0x1a00),
	INTC_VECT(CPORTR2S, 0x1a20),
	INTC_VECT(CMT14, 0x1a40), INTC_VECT(CMT15, 0x1a60),
	INTC_VECT(MMC_MMC_ERR, 0x1ac0), INTC_VECT(MMC_MMC_NOR, 0x1ae0),
	INTC_VECT(IIC4_ALI4, 0x1b00), INTC_VECT(IIC4_TACKI4, 0x1b20),
	INTC_VECT(IIC4_WAITI4, 0x1b40), INTC_VECT(IIC4_DTEI4, 0x1b60),
	INTC_VECT(IIC3_ALI3, 0x1b80), INTC_VECT(IIC3_TACKI3, 0x1ba0),
	INTC_VECT(IIC3_WAITI3, 0x1bc0), INTC_VECT(IIC3_DTEI3, 0x1be0),
	INTC_VECT(USB0_USB0I1, 0x1c80), INTC_VECT(USB0_USB0I0, 0x1ca0),
	INTC_VECT(USB1_USB1I1, 0x1cc0), INTC_VECT(USB1_USB1I0, 0x1ce0),
	INTC_VECT(USBHSDMAC1_USHDMI, 0x1d00),
};

static struct intc_group intca_groups[] __initdata = {
	INTC_GROUP(DMAC1_1, DMAC1_1_DEI0,
		   DMAC1_1_DEI1, DMAC1_1_DEI2, DMAC1_1_DEI3),
	INTC_GROUP(DMAC1_2, DMAC1_2_DEI4,
		   DMAC1_2_DEI5, DMAC1_2_DADERR),
	INTC_GROUP(DMAC2_1, DMAC2_1_DEI0,
		   DMAC2_1_DEI1, DMAC2_1_DEI2, DMAC2_1_DEI3),
	INTC_GROUP(DMAC2_2, DMAC2_2_DEI4,
		   DMAC2_2_DEI5, DMAC2_2_DADERR),
	INTC_GROUP(DMAC3_1, DMAC3_1_DEI0,
		   DMAC3_1_DEI1, DMAC3_1_DEI2, DMAC3_1_DEI3),
	INTC_GROUP(DMAC3_2, DMAC3_2_DEI4,
		   DMAC3_2_DEI5, DMAC3_2_DADERR),
	INTC_GROUP(AP_ARM1, AP_ARM_IRQPMU, AP_ARM_COMMTX, AP_ARM_COMMRX),
	INTC_GROUP(AP_ARM2, AP_ARM_CTIIRQ, AP_ARM_DMAEXTERRIRQ,
		   AP_ARM_DMAIRQ, AP_ARM_DMASIRQ),
	INTC_GROUP(SPU2, SPU2_SPU0, SPU2_SPU1),
	INTC_GROUP(FLCTL, FLCTL_FLSTEI, FLCTL_FLTENDI,
		   FLCTL_FLTREQ0I, FLCTL_FLTREQ1I),
	INTC_GROUP(IIC1, IIC1_ALI1, IIC1_TACKI1, IIC1_WAITI1, IIC1_DTEI1),
	INTC_GROUP(SDHI0, SDHI0_SDHI0I0, SDHI0_SDHI0I1,
		   SDHI0_SDHI0I2, SDHI0_SDHI0I3),
	INTC_GROUP(SDHI1, SDHI1_SDHI1I0, SDHI1_SDHI1I1,
		   SDHI1_SDHI1I2),
	INTC_GROUP(SDHI2, SDHI2_SDHI2I0, SDHI2_SDHI2I1,
		   SDHI2_SDHI2I2, SDHI2_SDHI2I3),
	INTC_GROUP(SHWYSTAT, SHWYSTAT_RT, SHWYSTAT_HS, SHWYSTAT_COM),
};

static struct intc_mask_reg intca_mask_registers[] __initdata = {
	{ 0xe6940080, 0xe69400c0, 8, /* IMR0A / IMCR0A */
	  { DMAC2_1_DEI3, DMAC2_1_DEI2, DMAC2_1_DEI1, DMAC2_1_DEI0,
	    AP_ARM_IRQPMU, 0, AP_ARM_COMMTX, AP_ARM_COMMRX } },
	{ 0xe6940084, 0xe69400c4, 8, /* IMR1A / IMCR1A */
	  { 0, CRYPT_STD, DIRC, 0,
	    DMAC1_1_DEI3, DMAC1_1_DEI2, DMAC1_1_DEI1, DMAC1_1_DEI0 } },
	{ 0xe6940088, 0xe69400c8, 8, /* IMR2A / IMCR2A */
	  { 0, 0, 0, 0,
	    BBIF1, BBIF2, MFI_MFIS, MFI_MFIM } },
	{ 0xe694008c, 0xe69400cc, 8, /* IMR3A / IMCR3A */
	  { DMAC3_1_DEI3, DMAC3_1_DEI2, DMAC3_1_DEI1, DMAC3_1_DEI0,
	    DMAC3_2_DADERR, DMAC3_2_DEI5, DMAC3_2_DEI4, IRDA } },
	{ 0xe6940090, 0xe69400d0, 8, /* IMR4A / IMCR4A */
	  { DDM, 0, 0, 0,
	    0, 0, 0, 0 } },