/*
* structure for Interpacket gap reg in mac address map.
* located at address 0x5008
+ *
+ * 31: reserved
+ * 30-24: non B2B ipg 1
+ * 23: undefined
+ * 22-16: non B2B ipg 2
+ * 15-8: Min ifg enforce
+ * 7-0: B2B ipg
*/
-typedef union _MAC_IPG_t {
- u32 value;
- struct {
-#ifdef _BIT_FIELDS_HTOL
- u32 reserved:1; /* bit 31 */
- u32 non_B2B_ipg_1:7; /* bits 24-30 */
- u32 undefined2:1; /* bit 23 */
- u32 non_B2B_ipg_2:7; /* bits 16-22 */
- u32 min_ifg_enforce:8; /* bits 8-15 */
- u32 undefined1:1; /* bit 7 */
- u32 B2B_ipg:7; /* bits 0-6 */
-#else
- u32 B2B_ipg:7; /* bits 0-6 */
- u32 undefined1:1; /* bit 7 */
- u32 min_ifg_enforce:8; /* bits 8-15 */
- u32 non_B2B_ipg_2:7; /* bits 16-22 */
- u32 undefined2:1; /* bit 23 */
- u32 non_B2B_ipg_1:7; /* bits 24-30 */
- u32 reserved:1; /* bit 31 */
-#endif
- } bits;
-} MAC_IPG_t, *PMAC_IPG_t;
/*
* structure for half duplex reg in mac address map.
typedef struct _MAC_t { /* Location: */
MAC_CFG1_t cfg1; /* 0x5000 */
MAC_CFG2_t cfg2; /* 0x5004 */
- MAC_IPG_t ipg; /* 0x5008 */
+ u32 ipg; /* 0x5008 */
MAC_HFDP_t hfdp; /* 0x500C */
MAC_MAX_FM_LEN_t max_fm_len; /* 0x5010 */
u32 rsv1; /* 0x5014 */
struct _MAC_t __iomem *pMac = &etdev->regs->mac;
MAC_STATION_ADDR1_t station1;
MAC_STATION_ADDR2_t station2;
- MAC_IPG_t ipg;
+ u32 ipg;
MAC_HFDP_t hfdp;
MII_MGMT_CFG_t mii_mgmt_cfg;
writel(0xC00F0000, &pMac->cfg1.value);
/* Next lets configure the MAC Inter-packet gap register */
- ipg.bits.non_B2B_ipg_1 = 0x38; /* 58d */
- ipg.bits.non_B2B_ipg_2 = 0x58; /* 88d */
- ipg.bits.min_ifg_enforce = 0x50; /* 80d */
- ipg.bits.B2B_ipg = 0x60; /* 96d */
- writel(ipg.value, &pMac->ipg.value);
+ ipg = 0x38005860; /* IPG1 0x38 IPG2 0x58 B2B 0x60 */
+ ipg |= 0x50 << 8; /* ifg enforce 0x50 */
+ writel(ipg, &pMac->ipg);
/* Next lets configure the MAC Half Duplex register */
hfdp.bits.alt_beb_trunc = 0xA;