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Merge "msm: modem-8960: Add ramdump support" into msm-3.0

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2011-12-09 02:43:11 -08:00
committed by QuIC Gerrit Code Review
parent c1ab5d376f 09802376c7
commit d22f17065f
1 changed files with 78 additions and 2 deletions
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80
arch/arm/mach-msm/modem-8960.c
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@@ -149,9 +149,58 @@ void modem_crash_shutdown(const struct subsys_data *subsys)
smsm_reset_modem(SMSM_RESET);
}
int modem_ramdump(int enable, const struct subsys_data *subsys)
/* FIXME: Get address, size from PIL */
static struct ramdump_segment modemsw_segments[] = {
{0x89000000, 0x8D400000 - 0x89000000},
};
static struct ramdump_segment modemfw_segments[] = {
{0x8D400000, 0x8DA00000 - 0x8D400000},
};
static struct ramdump_segment smem_segments[] = {
{0x80000000, 0x00200000},
};
static void *modemfw_ramdump_dev;
static void *modemsw_ramdump_dev;
static void *smem_ramdump_dev;
static int modem_ramdump(int enable,
const struct subsys_data *crashed_subsys)
{
return 0;
int ret = 0;
if (enable) {
ret = do_ramdump(modemsw_ramdump_dev, modemsw_segments,
ARRAY_SIZE(modemsw_segments));
if (ret < 0) {
pr_err("Unable to dump modem sw memory (rc = %d).\n",
ret);
goto out;
}
ret = do_ramdump(modemfw_ramdump_dev, modemfw_segments,
ARRAY_SIZE(modemfw_segments));
if (ret < 0) {
pr_err("Unable to dump modem fw memory (rc = %d).\n",
ret);
goto out;
}
ret = do_ramdump(smem_ramdump_dev, smem_segments,
ARRAY_SIZE(smem_segments));
if (ret < 0) {
pr_err("Unable to dump smem memory (rc = %d).\n", ret);
goto out;
}
}
out:
return ret;
}
static irqreturn_t modem_wdog_bite_irq(int irq, void *dev_id)
@@ -263,6 +312,33 @@ static int __init modem_8960_init(void)
goto out;
}
modemfw_ramdump_dev = create_ramdump_device("modem_fw");
if (!modemfw_ramdump_dev) {
pr_err("%s: Unable to create modem fw ramdump device. (%d)\n",
__func__, -ENOMEM);
ret = -ENOMEM;
goto out;
}
modemsw_ramdump_dev = create_ramdump_device("modem_sw");
if (!modemsw_ramdump_dev) {
pr_err("%s: Unable to create modem sw ramdump device. (%d)\n",
__func__, -ENOMEM);
ret = -ENOMEM;
goto out;
}
smem_ramdump_dev = create_ramdump_device("smem");
if (!smem_ramdump_dev) {
pr_err("%s: Unable to create smem ramdump device. (%d)\n",
__func__, -ENOMEM);
ret = -ENOMEM;
goto out;
}
ret = modem_debugfs_init();
pr_info("%s: modem fatal driver init'ed.\n", __func__);