zddebug2.c

该代码为linux下通过usb驱动实现的无线网络驱动程序,在2.6.18的内核下调试通过

#ifndef _ZD_DEBUG2_C_
#define _ZD_DEBUG2_C_

#include "zddebug2.h"
#include "menu_drv_macro.h"

#ifdef CONFIG_MENUDBG
extern zd_80211Obj_t dot11Obj;
//for debug message show
extern U8 mDynKeyMode;
extern U8 mKeyFormat;
struct zd1205_private *lmacp;
extern  struct net_device *g_dev;
 
#define CNT_MAX	64
static u32 CNT_TBL[CNT_MAX];


static void copy_cnt_tally() {
	struct zd1205_private *macp = (struct zd1205_private *)g_dev->priv;

	memset(CNT_TBL,0,sizeof(CNT_TBL));

	CNT_TBL[T_bcnCnt]=macp->bcnCnt;
	CNT_TBL[T_txCmpCnt]=macp->txCmpCnt;	
    CNT_TBL[T_dtimCnt]=macp->dtimCnt;
    CNT_TBL[T_rxCnt]=macp->rxCnt;
    CNT_TBL[T_retryFailCnt]=macp->retryFailCnt;
    CNT_TBL[T_txCnt]=macp->txCnt;
	

}
static void acquire_ctrl_of_phy_req(void *regp)
{
	u32 tmpValue;

	tmpValue = zd_readl(CtlReg1);
	tmpValue &= ~0x80;
	zd_writel(tmpValue, CtlReg1);
}


static void release_ctrl_of_phy_req(void *regp)
{
	u32 tmpValue;
	
	tmpValue = zd_readl(CtlReg1);
	tmpValue |= 0x80;
	zd_writel(tmpValue, CtlReg1);
}

int zd1205_zd_dbg2_ioctl(struct zd1205_private *macp, struct zdap_ioctl *zdreq, u32 *ret)
{
	void *regp = macp->regp;
	u16 zd_cmd;
	u32 tmp_value;
	u32 tmp_addr;
	u32 CRn;
    
	*ret=0;
	zd_cmd = zdreq->cmd;
	switch(zd_cmd) {
		case RDCNT:
			copy_cnt_tally();
			if(zdreq->addr < CNT_MAX-1)
				*ret = CNT_TBL[zdreq->addr];
			break;	
		case RDMAC:
			acquire_ctrl_of_phy_req(regp);
			tmp_value = zd_readl(zdreq->addr);
			release_ctrl_of_phy_req(regp);
			zdreq->value = tmp_value;
	
			*ret =  tmp_value;
			//if (copy_to_user(ifr->ifr_data, &zdreq, sizeof (zdreq)))
			//return -EFAULT;
			break;

		case WRMAC:
			acquire_ctrl_of_phy_req(regp);
			zd_writel(zdreq->value, zdreq->addr);
			release_ctrl_of_phy_req(regp);
			
			if (zdreq->addr == RX_OFFSET_BYTE)
				macp->rxOffset = zdreq->value;
			break;

		case RDPhy:
		case WRPhy:	
			acquire_ctrl_of_phy_req(regp);
			tmp_addr = zdreq->addr;
			CRn=    ((tmp_addr & 0xF00)>>8)*100+
				((tmp_addr & 0xF0)>>4)*10+
				(tmp_addr & 0xF);
			if (CRn >= 4 && CRn <= 8)//Special handling for CR4 to CR8
			{
				u8 cnvtbl1[]={0x20, 0x10, 0x14, 0x18, 0x1c};
				tmp_addr = cnvtbl1[CRn-4];
			}
			else
			{
				tmp_addr = CRn*4;
			}
			if (zd_cmd == RDPhy)
			{	
				zdreq->value = zd_readl(tmp_addr);
				*ret =  zdreq->value;
			}
			else
			{// ZD_IOCTL_WRITE_PHY
				zd_writel(zdreq->value, tmp_addr);
			}
			release_ctrl_of_phy_req(regp);
			break;

		default :
			printk(KERN_ERR "zd1205: error command = %x\n", zd_cmd);
			break;
	}
    
	return 0;
}    
#endif
#endif