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author | codeworkx <codeworkx@cyanogenmod.com> | 2012-09-22 09:48:20 +0200 |
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committer | codeworkx <codeworkx@cyanogenmod.com> | 2012-09-22 14:02:16 +0200 |
commit | 2489007e7d740ccbc3e0a202914e243ad5178787 (patch) | |
tree | b8e6380ea7b1da63474ad68a5dba997e01146043 /arch/arm/mach-exynos/sec_log.c | |
parent | 5f67568eb31e3a813c7c52461dcf66ade15fc2e7 (diff) | |
download | kernel_samsung_smdk4412-2489007e7d740ccbc3e0a202914e243ad5178787.zip kernel_samsung_smdk4412-2489007e7d740ccbc3e0a202914e243ad5178787.tar.gz kernel_samsung_smdk4412-2489007e7d740ccbc3e0a202914e243ad5178787.tar.bz2 |
merge opensource jb u5
Change-Id: I1aaec157aa196f3448eff8636134fce89a814cf2
Diffstat (limited to 'arch/arm/mach-exynos/sec_log.c')
-rw-r--r-- | arch/arm/mach-exynos/sec_log.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/arm/mach-exynos/sec_log.c b/arch/arm/mach-exynos/sec_log.c index b55e7da..61e73af 100644 --- a/arch/arm/mach-exynos/sec_log.c +++ b/arch/arm/mach-exynos/sec_log.c @@ -105,6 +105,31 @@ out: __setup("sec_log=", sec_log_setup); +#ifdef CONFIG_CORESIGHT_ETM +static int __init sec_etb_setup(char *str) +{ + unsigned size = memparse(str, &str); + unsigned long base = 0; + + /* If we encounter any problem parsing str ... */ + if (!size || size != roundup_pow_of_two(size) || *str != '@' + || kstrtoul(str + 1, 0, &base)) + goto out; + + if (reserve_bootmem(base, size, BOOTMEM_EXCLUSIVE)) { + pr_err("%s: failed reserving size %d " + "at base 0x%lx\n", __func__, size, base); + goto out; + } + + return 1; +out: + return 0; +} + +__setup("sec_etb=", sec_etb_setup); +#endif + #ifdef CONFIG_SEC_LOG_LAST_KMSG static void __init sec_log_save_old(void) { |