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Merge branch 'for_3_2/omap_misc' of git://gitorious.org/omap-sw-develoment/linux-omap-dev into l3
This commit is contained in:
commit
dc9ca24f4d
@ -1,25 +1,25 @@
|
||||
/*
|
||||
* OMAP4XXX L3 Interconnect error handling driver
|
||||
*
|
||||
* Copyright (C) 2011 Texas Corporation
|
||||
* Santosh Shilimkar <santosh.shilimkar@ti.com>
|
||||
* Sricharan <r.sricharan@ti.com>
|
||||
*
|
||||
* 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; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
|
||||
* USA
|
||||
*/
|
||||
* OMAP4XXX L3 Interconnect error handling driver
|
||||
*
|
||||
* Copyright (C) 2011 Texas Corporation
|
||||
* Santosh Shilimkar <santosh.shilimkar@ti.com>
|
||||
* Sricharan <r.sricharan@ti.com>
|
||||
*
|
||||
* 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; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
|
||||
* USA
|
||||
*/
|
||||
#include <linux/init.h>
|
||||
#include <linux/io.h>
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||||
#include <linux/platform_device.h>
|
||||
@ -55,12 +55,12 @@
|
||||
static irqreturn_t l3_interrupt_handler(int irq, void *_l3)
|
||||
{
|
||||
|
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struct omap4_l3 *l3 = _l3;
|
||||
int inttype, i, j;
|
||||
struct omap4_l3 *l3 = _l3;
|
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int inttype, i, k;
|
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int err_src = 0;
|
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u32 std_err_main_addr, std_err_main, err_reg;
|
||||
u32 base, slave_addr, clear;
|
||||
char *source_name;
|
||||
u32 std_err_main, err_reg, clear, masterid;
|
||||
void __iomem *base, *l3_targ_base;
|
||||
char *target_name, *master_name = "UN IDENTIFIED";
|
||||
|
||||
/* Get the Type of interrupt */
|
||||
inttype = irq == l3->app_irq ? L3_APPLICATION_ERROR : L3_DEBUG_ERROR;
|
||||
@ -70,43 +70,50 @@ static irqreturn_t l3_interrupt_handler(int irq, void *_l3)
|
||||
* Read the regerr register of the clock domain
|
||||
* to determine the source
|
||||
*/
|
||||
base = (u32)l3->l3_base[i];
|
||||
err_reg = readl(base + l3_flagmux[i] + (inttype << 3));
|
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base = l3->l3_base[i];
|
||||
err_reg = __raw_readl(base + l3_flagmux[i] +
|
||||
+ L3_FLAGMUX_REGERR0 + (inttype << 3));
|
||||
|
||||
/* Get the corresponding error and analyse */
|
||||
if (err_reg) {
|
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/* Identify the source from control status register */
|
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for (j = 0; !(err_reg & (1 << j)); j++)
|
||||
;
|
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err_src = __ffs(err_reg);
|
||||
|
||||
err_src = j;
|
||||
/* Read the stderrlog_main_source from clk domain */
|
||||
std_err_main_addr = base + *(l3_targ[i] + err_src);
|
||||
std_err_main = readl(std_err_main_addr);
|
||||
l3_targ_base = base + *(l3_targ[i] + err_src);
|
||||
std_err_main = __raw_readl(l3_targ_base +
|
||||
L3_TARG_STDERRLOG_MAIN);
|
||||
masterid = __raw_readl(l3_targ_base +
|
||||
L3_TARG_STDERRLOG_MSTADDR);
|
||||
|
||||
switch (std_err_main & CUSTOM_ERROR) {
|
||||
case STANDARD_ERROR:
|
||||
source_name =
|
||||
l3_targ_stderrlog_main_name[i][err_src];
|
||||
|
||||
slave_addr = std_err_main_addr +
|
||||
L3_SLAVE_ADDRESS_OFFSET;
|
||||
WARN(true, "L3 standard error: SOURCE:%s at address 0x%x\n",
|
||||
source_name, readl(slave_addr));
|
||||
target_name =
|
||||
l3_targ_inst_name[i][err_src];
|
||||
WARN(true, "L3 standard error: TARGET:%s at address 0x%x\n",
|
||||
target_name,
|
||||
__raw_readl(l3_targ_base +
|
||||
L3_TARG_STDERRLOG_SLVOFSLSB));
|
||||
/* clear the std error log*/
|
||||
clear = std_err_main | CLEAR_STDERR_LOG;
|
||||
writel(clear, std_err_main_addr);
|
||||
writel(clear, l3_targ_base +
|
||||
L3_TARG_STDERRLOG_MAIN);
|
||||
break;
|
||||
|
||||
case CUSTOM_ERROR:
|
||||
source_name =
|
||||
l3_targ_stderrlog_main_name[i][err_src];
|
||||
|
||||
WARN(true, "CUSTOM SRESP error with SOURCE:%s\n",
|
||||
source_name);
|
||||
target_name =
|
||||
l3_targ_inst_name[i][err_src];
|
||||
for (k = 0; k < NUM_OF_L3_MASTERS; k++) {
|
||||
if (masterid == l3_masters[k].id)
|
||||
master_name =
|
||||
l3_masters[k].name;
|
||||
}
|
||||
WARN(true, "L3 custom error: MASTER:%s TARGET:%s\n",
|
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master_name, target_name);
|
||||
/* clear the std error log*/
|
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clear = std_err_main | CLEAR_STDERR_LOG;
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writel(clear, std_err_main_addr);
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writel(clear, l3_targ_base +
|
||||
L3_TARG_STDERRLOG_MAIN);
|
||||
break;
|
||||
|
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default:
|
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@ -122,10 +129,9 @@ static irqreturn_t l3_interrupt_handler(int irq, void *_l3)
|
||||
|
||||
static int __init omap4_l3_probe(struct platform_device *pdev)
|
||||
{
|
||||
static struct omap4_l3 *l3;
|
||||
struct resource *res;
|
||||
int ret;
|
||||
int irq;
|
||||
static struct omap4_l3 *l3;
|
||||
struct resource *res;
|
||||
int ret;
|
||||
|
||||
l3 = kzalloc(sizeof(*l3), GFP_KERNEL);
|
||||
if (!l3)
|
||||
@ -177,27 +183,25 @@ static int __init omap4_l3_probe(struct platform_device *pdev)
|
||||
/*
|
||||
* Setup interrupt Handlers
|
||||
*/
|
||||
irq = platform_get_irq(pdev, 0);
|
||||
ret = request_irq(irq,
|
||||
l3->debug_irq = platform_get_irq(pdev, 0);
|
||||
ret = request_irq(l3->debug_irq,
|
||||
l3_interrupt_handler,
|
||||
IRQF_DISABLED, "l3-dbg-irq", l3);
|
||||
if (ret) {
|
||||
pr_crit("L3: request_irq failed to register for 0x%x\n",
|
||||
OMAP44XX_IRQ_L3_DBG);
|
||||
OMAP44XX_IRQ_L3_DBG);
|
||||
goto err3;
|
||||
}
|
||||
l3->debug_irq = irq;
|
||||
|
||||
irq = platform_get_irq(pdev, 1);
|
||||
ret = request_irq(irq,
|
||||
l3->app_irq = platform_get_irq(pdev, 1);
|
||||
ret = request_irq(l3->app_irq,
|
||||
l3_interrupt_handler,
|
||||
IRQF_DISABLED, "l3-app-irq", l3);
|
||||
if (ret) {
|
||||
pr_crit("L3: request_irq failed to register for 0x%x\n",
|
||||
OMAP44XX_IRQ_L3_APP);
|
||||
OMAP44XX_IRQ_L3_APP);
|
||||
goto err4;
|
||||
}
|
||||
l3->app_irq = irq;
|
||||
|
||||
return 0;
|
||||
|
||||
@ -216,7 +220,7 @@ err0:
|
||||
|
||||
static int __exit omap4_l3_remove(struct platform_device *pdev)
|
||||
{
|
||||
struct omap4_l3 *l3 = platform_get_drvdata(pdev);
|
||||
struct omap4_l3 *l3 = platform_get_drvdata(pdev);
|
||||
|
||||
free_irq(l3->app_irq, l3);
|
||||
free_irq(l3->debug_irq, l3);
|
||||
@ -229,9 +233,9 @@ static int __exit omap4_l3_remove(struct platform_device *pdev)
|
||||
}
|
||||
|
||||
static struct platform_driver omap4_l3_driver = {
|
||||
.remove = __exit_p(omap4_l3_remove),
|
||||
.driver = {
|
||||
.name = "omap_l3_noc",
|
||||
.remove = __exit_p(omap4_l3_remove),
|
||||
.driver = {
|
||||
.name = "omap_l3_noc",
|
||||
},
|
||||
};
|
||||
|
||||
|
@ -1,132 +1,162 @@
|
||||
/*
|
||||
* OMAP4XXX L3 Interconnect error handling driver header
|
||||
*
|
||||
* Copyright (C) 2011 Texas Corporation
|
||||
* Santosh Shilimkar <santosh.shilimkar@ti.com>
|
||||
* sricharan <r.sricharan@ti.com>
|
||||
*
|
||||
* 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; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
|
||||
* USA
|
||||
*/
|
||||
/*
|
||||
* OMAP4XXX L3 Interconnect error handling driver header
|
||||
*
|
||||
* Copyright (C) 2011 Texas Corporation
|
||||
* Santosh Shilimkar <santosh.shilimkar@ti.com>
|
||||
* sricharan <r.sricharan@ti.com>
|
||||
*
|
||||
* 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; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
|
||||
* USA
|
||||
*/
|
||||
#ifndef __ARCH_ARM_MACH_OMAP2_L3_INTERCONNECT_3XXX_H
|
||||
#define __ARCH_ARM_MACH_OMAP2_L3_INTERCONNECT_3XXX_H
|
||||
|
||||
/*
|
||||
* L3 register offsets
|
||||
*/
|
||||
#define L3_MODULES 3
|
||||
#define CLEAR_STDERR_LOG (1 << 31)
|
||||
#define CUSTOM_ERROR 0x2
|
||||
#define STANDARD_ERROR 0x0
|
||||
#define INBAND_ERROR 0x0
|
||||
#define EMIF_KERRLOG_OFFSET 0x10
|
||||
#define L3_SLAVE_ADDRESS_OFFSET 0x14
|
||||
#define LOGICAL_ADDR_ERRORLOG 0x4
|
||||
#define L3_APPLICATION_ERROR 0x0
|
||||
#define L3_DEBUG_ERROR 0x1
|
||||
|
||||
u32 l3_flagmux[L3_MODULES] = {
|
||||
0x50C,
|
||||
0x100C,
|
||||
0X020C
|
||||
/* L3 TARG register offsets */
|
||||
#define L3_TARG_STDERRLOG_MAIN 0x48
|
||||
#define L3_TARG_STDERRLOG_SLVOFSLSB 0x5c
|
||||
#define L3_TARG_STDERRLOG_MSTADDR 0x68
|
||||
#define L3_FLAGMUX_REGERR0 0xc
|
||||
|
||||
#define NUM_OF_L3_MASTERS (sizeof(l3_masters)/sizeof(l3_masters[0]))
|
||||
|
||||
static u32 l3_flagmux[L3_MODULES] = {
|
||||
0x500,
|
||||
0x1000,
|
||||
0X0200
|
||||
};
|
||||
|
||||
/*
|
||||
* L3 Target standard Error register offsets
|
||||
*/
|
||||
u32 l3_targ_stderrlog_main_clk1[] = {
|
||||
0x148, /* DMM1 */
|
||||
0x248, /* DMM2 */
|
||||
0x348, /* ABE */
|
||||
0x448, /* L4CFG */
|
||||
0x648 /* CLK2 PWR DISC */
|
||||
/* L3 Target standard Error register offsets */
|
||||
static u32 l3_targ_inst_clk1[] = {
|
||||
0x100, /* DMM1 */
|
||||
0x200, /* DMM2 */
|
||||
0x300, /* ABE */
|
||||
0x400, /* L4CFG */
|
||||
0x600 /* CLK2 PWR DISC */
|
||||
};
|
||||
|
||||
u32 l3_targ_stderrlog_main_clk2[] = {
|
||||
0x548, /* CORTEX M3 */
|
||||
0x348, /* DSS */
|
||||
0x148, /* GPMC */
|
||||
0x448, /* ISS */
|
||||
0x748, /* IVAHD */
|
||||
0xD48, /* missing in TRM corresponds to AES1*/
|
||||
0x948, /* L4 PER0*/
|
||||
0x248, /* OCMRAM */
|
||||
0x148, /* missing in TRM corresponds to GPMC sERROR*/
|
||||
0x648, /* SGX */
|
||||
0x848, /* SL2 */
|
||||
0x1648, /* C2C */
|
||||
0x1148, /* missing in TRM corresponds PWR DISC CLK1*/
|
||||
0xF48, /* missing in TRM corrsponds to SHA1*/
|
||||
0xE48, /* missing in TRM corresponds to AES2*/
|
||||
0xC48, /* L4 PER3 */
|
||||
0xA48, /* L4 PER1*/
|
||||
0xB48 /* L4 PER2*/
|
||||
static u32 l3_targ_inst_clk2[] = {
|
||||
0x500, /* CORTEX M3 */
|
||||
0x300, /* DSS */
|
||||
0x100, /* GPMC */
|
||||
0x400, /* ISS */
|
||||
0x700, /* IVAHD */
|
||||
0xD00, /* missing in TRM corresponds to AES1*/
|
||||
0x900, /* L4 PER0*/
|
||||
0x200, /* OCMRAM */
|
||||
0x100, /* missing in TRM corresponds to GPMC sERROR*/
|
||||
0x600, /* SGX */
|
||||
0x800, /* SL2 */
|
||||
0x1600, /* C2C */
|
||||
0x1100, /* missing in TRM corresponds PWR DISC CLK1*/
|
||||
0xF00, /* missing in TRM corrsponds to SHA1*/
|
||||
0xE00, /* missing in TRM corresponds to AES2*/
|
||||
0xC00, /* L4 PER3 */
|
||||
0xA00, /* L4 PER1*/
|
||||
0xB00 /* L4 PER2*/
|
||||
};
|
||||
|
||||
u32 l3_targ_stderrlog_main_clk3[] = {
|
||||
0x0148 /* EMUSS */
|
||||
static u32 l3_targ_inst_clk3[] = {
|
||||
0x0100 /* EMUSS */
|
||||
};
|
||||
|
||||
char *l3_targ_stderrlog_main_name[L3_MODULES][18] = {
|
||||
static struct l3_masters_data {
|
||||
u32 id;
|
||||
char name[10];
|
||||
} l3_masters[] = {
|
||||
{ 0x0 , "MPU"},
|
||||
{ 0x10, "CS_ADP"},
|
||||
{ 0x14, "xxx"},
|
||||
{ 0x20, "DSP"},
|
||||
{ 0x30, "IVAHD"},
|
||||
{ 0x40, "ISS"},
|
||||
{ 0x44, "DucatiM3"},
|
||||
{ 0x48, "FaceDetect"},
|
||||
{ 0x50, "SDMA_Rd"},
|
||||
{ 0x54, "SDMA_Wr"},
|
||||
{ 0x58, "xxx"},
|
||||
{ 0x5C, "xxx"},
|
||||
{ 0x60, "SGX"},
|
||||
{ 0x70, "DSS"},
|
||||
{ 0x80, "C2C"},
|
||||
{ 0x88, "xxx"},
|
||||
{ 0x8C, "xxx"},
|
||||
{ 0x90, "HSI"},
|
||||
{ 0xA0, "MMC1"},
|
||||
{ 0xA4, "MMC2"},
|
||||
{ 0xA8, "MMC6"},
|
||||
{ 0xB0, "UNIPRO1"},
|
||||
{ 0xC0, "USBHOSTHS"},
|
||||
{ 0xC4, "USBOTGHS"},
|
||||
{ 0xC8, "USBHOSTFS"}
|
||||
};
|
||||
|
||||
static char *l3_targ_inst_name[L3_MODULES][18] = {
|
||||
{
|
||||
"DMM1",
|
||||
"DMM2",
|
||||
"ABE",
|
||||
"L4CFG",
|
||||
"CLK2 PWR DISC",
|
||||
"DMM1",
|
||||
"DMM2",
|
||||
"ABE",
|
||||
"L4CFG",
|
||||
"CLK2 PWR DISC",
|
||||
},
|
||||
{
|
||||
"CORTEX M3" ,
|
||||
"DSS ",
|
||||
"GPMC ",
|
||||
"ISS ",
|
||||
"IVAHD ",
|
||||
"AES1",
|
||||
"L4 PER0",
|
||||
"OCMRAM ",
|
||||
"GPMC sERROR",
|
||||
"SGX ",
|
||||
"SL2 ",
|
||||
"C2C ",
|
||||
"PWR DISC CLK1",
|
||||
"SHA1",
|
||||
"AES2",
|
||||
"L4 PER3",
|
||||
"L4 PER1",
|
||||
"L4 PER2",
|
||||
"CORTEX M3" ,
|
||||
"DSS ",
|
||||
"GPMC ",
|
||||
"ISS ",
|
||||
"IVAHD ",
|
||||
"AES1",
|
||||
"L4 PER0",
|
||||
"OCMRAM ",
|
||||
"GPMC sERROR",
|
||||
"SGX ",
|
||||
"SL2 ",
|
||||
"C2C ",
|
||||
"PWR DISC CLK1",
|
||||
"SHA1",
|
||||
"AES2",
|
||||
"L4 PER3",
|
||||
"L4 PER1",
|
||||
"L4 PER2",
|
||||
},
|
||||
{
|
||||
"EMUSS",
|
||||
"EMUSS",
|
||||
},
|
||||
};
|
||||
|
||||
u32 *l3_targ[L3_MODULES] = {
|
||||
l3_targ_stderrlog_main_clk1,
|
||||
l3_targ_stderrlog_main_clk2,
|
||||
l3_targ_stderrlog_main_clk3,
|
||||
static u32 *l3_targ[L3_MODULES] = {
|
||||
l3_targ_inst_clk1,
|
||||
l3_targ_inst_clk2,
|
||||
l3_targ_inst_clk3,
|
||||
};
|
||||
|
||||
struct omap4_l3 {
|
||||
struct device *dev;
|
||||
struct clk *ick;
|
||||
struct device *dev;
|
||||
struct clk *ick;
|
||||
|
||||
/* memory base */
|
||||
void __iomem *l3_base[4];
|
||||
void __iomem *l3_base[L3_MODULES];
|
||||
|
||||
int debug_irq;
|
||||
int app_irq;
|
||||
int debug_irq;
|
||||
int app_irq;
|
||||
};
|
||||
|
||||
#endif
|
||||
|
@ -1,26 +1,26 @@
|
||||
/*
|
||||
* OMAP3XXX L3 Interconnect Driver
|
||||
*
|
||||
* Copyright (C) 2011 Texas Corporation
|
||||
* Felipe Balbi <balbi@ti.com>
|
||||
* Santosh Shilimkar <santosh.shilimkar@ti.com>
|
||||
* Sricharan <r.sricharan@ti.com>
|
||||
*
|
||||
* 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; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
|
||||
* USA
|
||||
*/
|
||||
/*
|
||||
* OMAP3XXX L3 Interconnect Driver
|
||||
*
|
||||
* Copyright (C) 2011 Texas Corporation
|
||||
* Felipe Balbi <balbi@ti.com>
|
||||
* Santosh Shilimkar <santosh.shilimkar@ti.com>
|
||||
* Sricharan <r.sricharan@ti.com>
|
||||
*
|
||||
* 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; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
|
||||
* USA
|
||||
*/
|
||||
|
||||
#include <linux/kernel.h>
|
||||
#include <linux/slab.h>
|
||||
@ -135,7 +135,7 @@ static char *omap3_l3_initiator_string(u8 initid)
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
/*
|
||||
* omap3_l3_block_irq - handles a register block's irq
|
||||
* @l3: struct omap3_l3 *
|
||||
* @base: register block base address
|
||||
@ -150,30 +150,29 @@ static char *omap3_l3_initiator_string(u8 initid)
|
||||
static irqreturn_t omap3_l3_block_irq(struct omap3_l3 *l3,
|
||||
u64 error, int error_addr)
|
||||
{
|
||||
u8 code = omap3_l3_decode_error_code(error);
|
||||
u8 initid = omap3_l3_decode_initid(error);
|
||||
u8 multi = error & L3_ERROR_LOG_MULTI;
|
||||
u32 address = omap3_l3_decode_addr(error_addr);
|
||||
u8 code = omap3_l3_decode_error_code(error);
|
||||
u8 initid = omap3_l3_decode_initid(error);
|
||||
u8 multi = error & L3_ERROR_LOG_MULTI;
|
||||
u32 address = omap3_l3_decode_addr(error_addr);
|
||||
|
||||
WARN(true, "%s seen by %s %s at address %x\n",
|
||||
omap3_l3_code_string(code),
|
||||
omap3_l3_initiator_string(initid),
|
||||
multi ? "Multiple Errors" : "",
|
||||
address);
|
||||
omap3_l3_code_string(code),
|
||||
omap3_l3_initiator_string(initid),
|
||||
multi ? "Multiple Errors" : "", address);
|
||||
|
||||
return IRQ_HANDLED;
|
||||
}
|
||||
|
||||
static irqreturn_t omap3_l3_app_irq(int irq, void *_l3)
|
||||
{
|
||||
struct omap3_l3 *l3 = _l3;
|
||||
u64 status, clear;
|
||||
u64 error;
|
||||
u64 error_addr;
|
||||
u64 err_source = 0;
|
||||
void __iomem *base;
|
||||
int int_type;
|
||||
irqreturn_t ret = IRQ_NONE;
|
||||
struct omap3_l3 *l3 = _l3;
|
||||
u64 status, clear;
|
||||
u64 error;
|
||||
u64 error_addr;
|
||||
u64 err_source = 0;
|
||||
void __iomem *base;
|
||||
int int_type;
|
||||
irqreturn_t ret = IRQ_NONE;
|
||||
|
||||
int_type = irq == l3->app_irq ? L3_APPLICATION_ERROR : L3_DEBUG_ERROR;
|
||||
if (!int_type) {
|
||||
@ -191,14 +190,12 @@ static irqreturn_t omap3_l3_app_irq(int irq, void *_l3)
|
||||
}
|
||||
|
||||
/* identify the error source */
|
||||
for (err_source = 0; !(status & (1 << err_source)); err_source++)
|
||||
;
|
||||
err_source = __ffs(status);
|
||||
|
||||
base = l3->rt + *(omap3_l3_bases[int_type] + err_source);
|
||||
base = l3->rt + omap3_l3_bases[int_type][err_source];
|
||||
error = omap3_l3_readll(base, L3_ERROR_LOG);
|
||||
if (error) {
|
||||
error_addr = omap3_l3_readll(base, L3_ERROR_LOG_ADDR);
|
||||
|
||||
ret |= omap3_l3_block_irq(l3, error, error_addr);
|
||||
}
|
||||
|
||||
@ -215,9 +212,9 @@ static irqreturn_t omap3_l3_app_irq(int irq, void *_l3)
|
||||
|
||||
static int __init omap3_l3_probe(struct platform_device *pdev)
|
||||
{
|
||||
struct omap3_l3 *l3;
|
||||
struct resource *res;
|
||||
int ret;
|
||||
struct omap3_l3 *l3;
|
||||
struct resource *res;
|
||||
int ret;
|
||||
|
||||
l3 = kzalloc(sizeof(*l3), GFP_KERNEL);
|
||||
if (!l3)
|
||||
|
@ -1,26 +1,26 @@
|
||||
/*
|
||||
* OMAP3XXX L3 Interconnect Driver header
|
||||
*
|
||||
* Copyright (C) 2011 Texas Corporation
|
||||
* Felipe Balbi <balbi@ti.com>
|
||||
* Santosh Shilimkar <santosh.shilimkar@ti.com>
|
||||
* sricharan <r.sricharan@ti.com>
|
||||
*
|
||||
* 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; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
|
||||
* USA
|
||||
*/
|
||||
/*
|
||||
* OMAP3XXX L3 Interconnect Driver header
|
||||
*
|
||||
* Copyright (C) 2011 Texas Corporation
|
||||
* Felipe Balbi <balbi@ti.com>
|
||||
* Santosh Shilimkar <santosh.shilimkar@ti.com>
|
||||
* sricharan <r.sricharan@ti.com>
|
||||
*
|
||||
* 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; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
|
||||
* USA
|
||||
*/
|
||||
#ifndef __ARCH_ARM_MACH_OMAP2_L3_INTERCONNECT_3XXX_H
|
||||
#define __ARCH_ARM_MACH_OMAP2_L3_INTERCONNECT_3XXX_H
|
||||
|
||||
@ -40,7 +40,7 @@
|
||||
#define L3_SI_CONTROL 0x020
|
||||
#define L3_SI_FLAG_STATUS_0 0x510
|
||||
|
||||
const u64 shift = 1;
|
||||
static const u64 shift = 1;
|
||||
|
||||
#define L3_STATUS_0_MPUIA_BRST (shift << 0)
|
||||
#define L3_STATUS_0_MPUIA_RSP (shift << 1)
|
||||
@ -78,32 +78,32 @@ const u64 shift = 1;
|
||||
#define L3_STATUS_0_L4EMUTA_REQ (shift << 60)
|
||||
#define L3_STATUS_0_MAD2DTA_REQ (shift << 61)
|
||||
|
||||
#define L3_STATUS_0_TIMEOUT_MASK (L3_STATUS_0_MPUIA_BRST \
|
||||
| L3_STATUS_0_MPUIA_RSP \
|
||||
| L3_STATUS_0_IVAIA_BRST \
|
||||
| L3_STATUS_0_IVAIA_RSP \
|
||||
| L3_STATUS_0_SGXIA_BRST \
|
||||
| L3_STATUS_0_SGXIA_RSP \
|
||||
| L3_STATUS_0_CAMIA_BRST \
|
||||
| L3_STATUS_0_CAMIA_RSP \
|
||||
| L3_STATUS_0_DISPIA_BRST \
|
||||
| L3_STATUS_0_DISPIA_RSP \
|
||||
| L3_STATUS_0_DMARDIA_BRST \
|
||||
| L3_STATUS_0_DMARDIA_RSP \
|
||||
| L3_STATUS_0_DMAWRIA_BRST \
|
||||
| L3_STATUS_0_DMAWRIA_RSP \
|
||||
| L3_STATUS_0_USBOTGIA_BRST \
|
||||
| L3_STATUS_0_USBOTGIA_RSP \
|
||||
| L3_STATUS_0_USBHOSTIA_BRST \
|
||||
| L3_STATUS_0_SMSTA_REQ \
|
||||
| L3_STATUS_0_GPMCTA_REQ \
|
||||
| L3_STATUS_0_OCMRAMTA_REQ \
|
||||
| L3_STATUS_0_OCMROMTA_REQ \
|
||||
| L3_STATUS_0_IVATA_REQ \
|
||||
| L3_STATUS_0_SGXTA_REQ \
|
||||
| L3_STATUS_0_L4CORETA_REQ \
|
||||
| L3_STATUS_0_L4PERTA_REQ \
|
||||
| L3_STATUS_0_L4EMUTA_REQ \
|
||||
#define L3_STATUS_0_TIMEOUT_MASK (L3_STATUS_0_MPUIA_BRST \
|
||||
| L3_STATUS_0_MPUIA_RSP \
|
||||
| L3_STATUS_0_IVAIA_BRST \
|
||||
| L3_STATUS_0_IVAIA_RSP \
|
||||
| L3_STATUS_0_SGXIA_BRST \
|
||||
| L3_STATUS_0_SGXIA_RSP \
|
||||
| L3_STATUS_0_CAMIA_BRST \
|
||||
| L3_STATUS_0_CAMIA_RSP \
|
||||
| L3_STATUS_0_DISPIA_BRST \
|
||||
| L3_STATUS_0_DISPIA_RSP \
|
||||
| L3_STATUS_0_DMARDIA_BRST \
|
||||
| L3_STATUS_0_DMARDIA_RSP \
|
||||
| L3_STATUS_0_DMAWRIA_BRST \
|
||||
| L3_STATUS_0_DMAWRIA_RSP \
|
||||
| L3_STATUS_0_USBOTGIA_BRST \
|
||||
| L3_STATUS_0_USBOTGIA_RSP \
|
||||
| L3_STATUS_0_USBHOSTIA_BRST \
|
||||
| L3_STATUS_0_SMSTA_REQ \
|
||||
| L3_STATUS_0_GPMCTA_REQ \
|
||||
| L3_STATUS_0_OCMRAMTA_REQ \
|
||||
| L3_STATUS_0_OCMROMTA_REQ \
|
||||
| L3_STATUS_0_IVATA_REQ \
|
||||
| L3_STATUS_0_SGXTA_REQ \
|
||||
| L3_STATUS_0_L4CORETA_REQ \
|
||||
| L3_STATUS_0_L4PERTA_REQ \
|
||||
| L3_STATUS_0_L4EMUTA_REQ \
|
||||
| L3_STATUS_0_MAD2DTA_REQ)
|
||||
|
||||
#define L3_SI_FLAG_STATUS_1 0x530
|
||||
@ -137,19 +137,19 @@ const u64 shift = 1;
|
||||
|
||||
enum omap3_l3_initiator_id {
|
||||
/* LCD has 1 ID */
|
||||
OMAP_L3_LCD = 29,
|
||||
OMAP_L3_LCD = 29,
|
||||
/* SAD2D has 1 ID */
|
||||
OMAP_L3_SAD2D = 28,
|
||||
OMAP_L3_SAD2D = 28,
|
||||
/* MPU has 5 IDs */
|
||||
OMAP_L3_IA_MPU_SS_1 = 27,
|
||||
OMAP_L3_IA_MPU_SS_2 = 26,
|
||||
OMAP_L3_IA_MPU_SS_3 = 25,
|
||||
OMAP_L3_IA_MPU_SS_4 = 24,
|
||||
OMAP_L3_IA_MPU_SS_5 = 23,
|
||||
OMAP_L3_IA_MPU_SS_1 = 27,
|
||||
OMAP_L3_IA_MPU_SS_2 = 26,
|
||||
OMAP_L3_IA_MPU_SS_3 = 25,
|
||||
OMAP_L3_IA_MPU_SS_4 = 24,
|
||||
OMAP_L3_IA_MPU_SS_5 = 23,
|
||||
/* IVA2.2 SS has 3 IDs*/
|
||||
OMAP_L3_IA_IVA_SS_1 = 22,
|
||||
OMAP_L3_IA_IVA_SS_2 = 21,
|
||||
OMAP_L3_IA_IVA_SS_3 = 20,
|
||||
OMAP_L3_IA_IVA_SS_1 = 22,
|
||||
OMAP_L3_IA_IVA_SS_2 = 21,
|
||||
OMAP_L3_IA_IVA_SS_3 = 20,
|
||||
/* IVA 2.2 SS DMA has 6 IDS */
|
||||
OMAP_L3_IA_IVA_SS_DMA_1 = 19,
|
||||
OMAP_L3_IA_IVA_SS_DMA_2 = 18,
|
||||
@ -158,25 +158,25 @@ enum omap3_l3_initiator_id {
|
||||
OMAP_L3_IA_IVA_SS_DMA_5 = 15,
|
||||
OMAP_L3_IA_IVA_SS_DMA_6 = 14,
|
||||
/* SGX has 1 ID */
|
||||
OMAP_L3_IA_SGX = 13,
|
||||
OMAP_L3_IA_SGX = 13,
|
||||
/* CAM has 3 ID */
|
||||
OMAP_L3_IA_CAM_1 = 12,
|
||||
OMAP_L3_IA_CAM_2 = 11,
|
||||
OMAP_L3_IA_CAM_3 = 10,
|
||||
OMAP_L3_IA_CAM_1 = 12,
|
||||
OMAP_L3_IA_CAM_2 = 11,
|
||||
OMAP_L3_IA_CAM_3 = 10,
|
||||
/* DAP has 1 ID */
|
||||
OMAP_L3_IA_DAP = 9,
|
||||
OMAP_L3_IA_DAP = 9,
|
||||
/* SDMA WR has 2 IDs */
|
||||
OMAP_L3_SDMA_WR_1 = 8,
|
||||
OMAP_L3_SDMA_WR_2 = 7,
|
||||
OMAP_L3_SDMA_WR_1 = 8,
|
||||
OMAP_L3_SDMA_WR_2 = 7,
|
||||
/* SDMA RD has 4 IDs */
|
||||
OMAP_L3_SDMA_RD_1 = 6,
|
||||
OMAP_L3_SDMA_RD_2 = 5,
|
||||
OMAP_L3_SDMA_RD_3 = 4,
|
||||
OMAP_L3_SDMA_RD_4 = 3,
|
||||
OMAP_L3_SDMA_RD_1 = 6,
|
||||
OMAP_L3_SDMA_RD_2 = 5,
|
||||
OMAP_L3_SDMA_RD_3 = 4,
|
||||
OMAP_L3_SDMA_RD_4 = 3,
|
||||
/* HSUSB OTG has 1 ID */
|
||||
OMAP_L3_USBOTG = 2,
|
||||
OMAP_L3_USBOTG = 2,
|
||||
/* HSUSB HOST has 1 ID */
|
||||
OMAP_L3_USBHOST = 1,
|
||||
OMAP_L3_USBHOST = 1,
|
||||
};
|
||||
|
||||
enum omap3_l3_code {
|
||||
@ -192,21 +192,21 @@ enum omap3_l3_code {
|
||||
};
|
||||
|
||||
struct omap3_l3 {
|
||||
struct device *dev;
|
||||
struct clk *ick;
|
||||
struct device *dev;
|
||||
struct clk *ick;
|
||||
|
||||
/* memory base*/
|
||||
void __iomem *rt;
|
||||
void __iomem *rt;
|
||||
|
||||
int debug_irq;
|
||||
int app_irq;
|
||||
int debug_irq;
|
||||
int app_irq;
|
||||
|
||||
/* true when and inband functional error occurs */
|
||||
unsigned inband:1;
|
||||
unsigned inband:1;
|
||||
};
|
||||
|
||||
/* offsets for l3 agents in order with the Flag status register */
|
||||
unsigned int __iomem omap3_l3_app_bases[] = {
|
||||
static unsigned int omap3_l3_app_bases[] = {
|
||||
/* MPU IA */
|
||||
0x1400,
|
||||
0x1400,
|
||||
@ -305,7 +305,7 @@ unsigned int __iomem omap3_l3_app_bases[] = {
|
||||
0,
|
||||
};
|
||||
|
||||
unsigned int __iomem omap3_l3_debug_bases[] = {
|
||||
static unsigned int omap3_l3_debug_bases[] = {
|
||||
/* MPU DATA IA */
|
||||
0x1400,
|
||||
/* RESERVED */
|
||||
@ -321,7 +321,7 @@ unsigned int __iomem omap3_l3_debug_bases[] = {
|
||||
/* REST RESERVED */
|
||||
};
|
||||
|
||||
u32 *omap3_l3_bases[] = {
|
||||
static u32 *omap3_l3_bases[] = {
|
||||
omap3_l3_app_bases,
|
||||
omap3_l3_debug_bases,
|
||||
};
|
||||
|
@ -228,13 +228,13 @@
|
||||
|
||||
#define OMAP44XX_EMIF2_PHYS OMAP44XX_EMIF2_BASE
|
||||
/* 0x4d000000 --> 0xfd200000 */
|
||||
#define OMAP44XX_EMIF2_VIRT (OMAP44XX_EMIF2_PHYS + OMAP4_L3_PER_IO_OFFSET)
|
||||
#define OMAP44XX_EMIF2_SIZE SZ_1M
|
||||
#define OMAP44XX_EMIF2_VIRT (OMAP44XX_EMIF1_VIRT + OMAP44XX_EMIF1_SIZE)
|
||||
|
||||
#define OMAP44XX_DMM_PHYS OMAP44XX_DMM_BASE
|
||||
/* 0x4e000000 --> 0xfd300000 */
|
||||
#define OMAP44XX_DMM_VIRT (OMAP44XX_DMM_PHYS + OMAP4_L3_PER_IO_OFFSET)
|
||||
#define OMAP44XX_DMM_SIZE SZ_1M
|
||||
#define OMAP44XX_DMM_VIRT (OMAP44XX_EMIF2_VIRT + OMAP44XX_EMIF2_SIZE)
|
||||
/*
|
||||
* ----------------------------------------------------------------------------
|
||||
* Omap specific register access
|
||||
|
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Reference in New Issue
Block a user