diff options
Diffstat (limited to 'ANDROID_3.4.5/drivers/usb/host/ehci-hcd.c')
| -rw-r--r-- | ANDROID_3.4.5/drivers/usb/host/ehci-hcd.c | 51 |
1 files changed, 50 insertions, 1 deletions
diff --git a/ANDROID_3.4.5/drivers/usb/host/ehci-hcd.c b/ANDROID_3.4.5/drivers/usb/host/ehci-hcd.c index bb73df65..dabd379f 100644 --- a/ANDROID_3.4.5/drivers/usb/host/ehci-hcd.c +++ b/ANDROID_3.4.5/drivers/usb/host/ehci-hcd.c @@ -130,6 +130,10 @@ MODULE_PARM_DESC(hird, "host initiated resume duration, +1 for each 75us"); /*-------------------------------------------------------------------------*/ +extern unsigned int usb_storage_id; +extern int wmt_getsyspara(char *varname, unsigned char *varval, int *varlen); +unsigned int usb_param[2] = {0xff}; + static void timer_action(struct ehci_hcd *ehci, enum ehci_timer_action action) { @@ -599,6 +603,14 @@ static void ehci_stop (struct usb_hcd *hcd) ehci_readl(ehci, &ehci->regs->status)); } +int env_mos_gpio; +unsigned int env_active; +unsigned int env_port; +unsigned int env_bitmap; +unsigned int env_ctraddr; +unsigned int env_ocaddr; +unsigned int env_odaddr; + /* one-time init, only for memory state */ static int ehci_init(struct usb_hcd *hcd) { @@ -607,7 +619,14 @@ static int ehci_init(struct usb_hcd *hcd) int retval; u32 hcc_params; struct ehci_qh_hw *hw; - + char usb_env_name[] = "wmt.usb.param"; + char usb_env_val[20] = "0"; + int varlen = 20; + + char usb_resume_env_name[] = "wmt.gpo.usb"; + char usb_resume_env_val[80] = "0"; + int varlen_resume = 80; + spin_lock_init(&ehci->lock); /* @@ -720,7 +739,37 @@ static int ehci_init(struct usb_hcd *hcd) temp |= hird << 24; } ehci->command = temp; + + if(wmt_getsyspara(usb_env_name, usb_env_val, &varlen) == 0) { + sscanf(usb_env_val,"%X:%X", &usb_param[0],&usb_param[1]); + //printk("usb_param[0] =%x ,usb_param[1]=%x \n",usb_param[0],usb_param[1]); + if (usb_param[0] & 0x01) { + if(usb_param[1] <= 0x03 ) { + usb_storage_id = usb_param[1]+1; + //printk("usb_storage_id =%x , it should be small than or equal 4 .\n",usb_storage_id); + } else { + usb_storage_id = 2;// default port B + } + } else { + usb_storage_id=0; //disable + } + } + + if(wmt_getsyspara(usb_resume_env_name, usb_resume_env_val, &varlen_resume) == 0) { + sscanf(usb_resume_env_val,"%d:%X:%X:%X:%X:%X", &env_mos_gpio,&env_active,&env_bitmap,&env_ctraddr,&env_ocaddr,&env_odaddr); + + if (env_active) { + env_port = (env_active >> 4); + env_active &= 0x1; + env_ctraddr = ((env_ctraddr & 0xffffff) | 0xfe000000); + env_ocaddr = ((env_ocaddr & 0xffffff) | 0xfe000000); + env_odaddr = ((env_odaddr & 0xffffff) | 0xfe000000); + } + } else + env_active = 0; + printk("env_mos_gpio=%d env_active =%x ,env_port=%x env_bitmap=%x env_ctraddr=%x env_ocaddr=%x env_odaddr=%x \n",env_mos_gpio,env_active,env_port,env_bitmap,env_ctraddr,env_ocaddr,env_odaddr); + /* Accept arbitrarily long scatter-gather lists */ if (!(hcd->driver->flags & HCD_LOCAL_MEM)) hcd->self.sg_tablesize = ~0; |