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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/arch/arm/mach-wmt/wmt_secure_wait_wake.c | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/arch/arm/mach-wmt/wmt_secure_wait_wake.c')
-rwxr-xr-x | ANDROID_3.4.5/arch/arm/mach-wmt/wmt_secure_wait_wake.c | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/ANDROID_3.4.5/arch/arm/mach-wmt/wmt_secure_wait_wake.c b/ANDROID_3.4.5/arch/arm/mach-wmt/wmt_secure_wait_wake.c deleted file mode 100755 index 7f52cb43..00000000 --- a/ANDROID_3.4.5/arch/arm/mach-wmt/wmt_secure_wait_wake.c +++ /dev/null @@ -1,92 +0,0 @@ -#include <linux/init.h> -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/wait.h> -#include <linux/workqueue.h> -#include <linux/sched.h> - -#include <mach/wmt_secure.h> -#include <mach/wmt_env.h> - -#define WMT_SMC_CMD_WW_BASE 60 -#define WMT_SMC_CMD_WAIT_STUB (WMT_SMC_CMD_WW_BASE + 1) -#define WMT_SMC_CMD_WAKE_STUB (WMT_SMC_CMD_WW_BASE + 2) -#define WMT_SMC_CMD_WAKE_BEGIN (WMT_SMC_CMD_WW_BASE + 3) -#define WMT_SMC_CMD_WAKE_DONE (WMT_SMC_CMD_WW_BASE + 4) -#define WMT_SMC_CMD_WW_TEST (WMT_SMC_CMD_WW_BASE + 5) - -DECLARE_WAIT_QUEUE_HEAD(wmt_smc_wait); -static int smc_done = 0; - -static void wmt_smc_wait_stub(void) -{ - wait_event_interruptible(wmt_smc_wait, smc_done); - smc_done = 0; - wmt_smc(WMT_SMC_CMD_WAKE_DONE, 0); -} - -static void wmt_smc_wake_stub(void) -{ - /* irq already been disabled in secure world */ - smc_done = 1; - wake_up_interruptible(&wmt_smc_wait); - wmt_smc(WMT_SMC_CMD_WAKE_BEGIN, 0); -} - -static void wmt_setup_wait_stub(u32 wait_stub) -{ - wmt_smc(WMT_SMC_CMD_WAIT_STUB, wait_stub); -} - -static void wmt_setup_wake_stub(u32 wake_stub) -{ - wmt_smc(WMT_SMC_CMD_WAKE_STUB, wake_stub); -} - -static int __init wmt_check_secure_env(void) -{ - int ret = 0; - int varlen = 128; - unsigned int sec_en = 0; - unsigned char buf[128] = {0}; - - /* uboot env name is: wmt.secure.param */ - ret = wmt_getsyspara("wmt.secure.param", buf, &varlen); - if (ret) { - ret = -ENODATA; - goto out; - } - - sscanf(buf, "%d", &sec_en); - if (sec_en != 1) { - printk(KERN_INFO "wmt security extension disaled\n"); - ret = -ENODEV; - goto out; - } - -out: - return ret; -} -static int __init wmt_secure_wait_wake_init(void) -{ - /* if secure os disabled, we do not setup stubs */ - if (wmt_check_secure_env()) - return -EINVAL; - - wmt_setup_wait_stub((u32)wmt_smc_wait_stub); - wmt_setup_wake_stub((u32)wmt_smc_wake_stub); - - return 0; -} -module_init(wmt_secure_wait_wake_init); - -static void __exit wmt_secure_wait_wake_exit(void) -{ - return ; -} -module_exit(wmt_secure_wait_wake_exit); - -MODULE_AUTHOR("WonderMedia Technologies, Inc"); -MODULE_DESCRIPTION("WMT Secure Wait & Wake Implementation"); -MODULE_LICENSE("Dual BSD/GPL"); |