1 /* Copyright 2008 Broadcom Corporation
3 * Unless you and Broadcom execute a separate written software license
4 * agreement governing use of this software, this software is licensed to you
5 * under the terms of the GNU General Public License version 2, available
6 * at http://www.gnu.org/licenses/old-licenses/gpl-2.0.html (the "GPL").
8 * Notwithstanding the above, under no circumstances may you combine this
9 * software in any way with any other Broadcom software provided under a
10 * license other than the GPL, without Broadcom's express prior written
13 * Written by Yaniv Rosner
22 /***********************************************************/
24 /***********************************************************/
25 #define DEFAULT_PHY_DEV_ADDR 3
29 #define FLOW_CTRL_AUTO PORT_FEATURE_FLOW_CONTROL_AUTO
30 #define FLOW_CTRL_TX PORT_FEATURE_FLOW_CONTROL_TX
31 #define FLOW_CTRL_RX PORT_FEATURE_FLOW_CONTROL_RX
32 #define FLOW_CTRL_BOTH PORT_FEATURE_FLOW_CONTROL_BOTH
33 #define FLOW_CTRL_NONE PORT_FEATURE_FLOW_CONTROL_NONE
35 #define SPEED_AUTO_NEG 0
36 #define SPEED_12000 12000
37 #define SPEED_12500 12500
38 #define SPEED_13000 13000
39 #define SPEED_15000 15000
40 #define SPEED_16000 16000
43 /***********************************************************/
45 /***********************************************************/
46 /* Inputs parameters to the CLC */
51 /* Default / User Configuration */
53 #define LOOPBACK_NONE 0
54 #define LOOPBACK_EMAC 1
55 #define LOOPBACK_BMAC 2
56 #define LOOPBACK_XGXS_10 3
57 #define LOOPBACK_EXT_PHY 4
58 #define LOOPBACK_EXT 5
62 u16 req_fc_auto_adv; /* Should be set to TX / BOTH when
63 req_flow_ctrl is set to AUTO */
64 u16 req_line_speed; /* Also determine AutoNeg */
66 /* Device parameters */
71 /* shmem parameters */
75 #define SWITCH_CFG_1G PORT_FEATURE_CON_SWITCH_1G_SWITCH
76 #define SWITCH_CFG_10G PORT_FEATURE_CON_SWITCH_10G_SWITCH
77 #define SWITCH_CFG_AUTO_DETECT PORT_FEATURE_CON_SWITCH_AUTO_DETECT
79 u16 hw_led_mode; /* part of the hw_config read from the shmem */
83 #define XGXS_EXT_PHY_TYPE(ext_phy_config) (ext_phy_config & \
84 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK)
85 #define SERDES_EXT_PHY_TYPE(ext_phy_config) (ext_phy_config & \
86 PORT_HW_CFG_SERDES_EXT_PHY_TYPE_MASK)
87 /* Phy register parameter */
90 /* phy_addr populated by the CLC */
92 /* Device pointer passed to all callback functions */
96 /* Output parameters */
98 u8 phy_link_up; /* internal phy link indication */
105 #define MAC_TYPE_NONE 0
106 #define MAC_TYPE_EMAC 1
107 #define MAC_TYPE_BMAC 2
110 #define AUTO_NEG_DISABLED 0x0
111 #define AUTO_NEG_ENABLED 0x1
112 #define AUTO_NEG_COMPLETE 0x2
113 #define AUTO_NEG_PARALLEL_DETECTION_USED 0x3
117 /* The same definitions as the shmem parameter */
121 /***********************************************************/
123 /***********************************************************/
125 /* Initialize the phy */
126 u8 bnx2x_phy_init(struct link_params *input, struct link_vars *output);
128 /* Reset the link. Should be called when driver or interface goes down */
129 u8 bnx2x_link_reset(struct link_params *params, struct link_vars *vars);
131 /* bnx2x_link_update should be called upon link interrupt */
132 u8 bnx2x_link_update(struct link_params *input, struct link_vars *output);
134 /* use the following cl45 functions to read/write from external_phy
135 In order to use it to read/write internal phy registers, use
136 DEFAULT_PHY_DEV_ADDR as devad, and (_bank + (_addr & 0xf)) as
137 Use ext_phy_type of 0 in case of cl22 over cl45
139 u8 bnx2x_cl45_read(struct bnx2x *bp, u8 port, u32 ext_phy_type,
140 u8 phy_addr, u8 devad, u16 reg, u16 *ret_val);
142 u8 bnx2x_cl45_write(struct bnx2x *bp, u8 port, u32 ext_phy_type,
143 u8 phy_addr, u8 devad, u16 reg, u16 val);
145 /* Reads the link_status from the shmem,
146 and update the link vars accordingly */
147 void bnx2x_link_status_update(struct link_params *input,
148 struct link_vars *output);
149 /* returns string representing the fw_version of the external phy */
150 u8 bnx2x_get_ext_phy_fw_version(struct link_params *params, u8 driver_loaded,
151 u8 *version, u16 len);
154 Basically, the CLC takes care of the led for the link, but in case one needs
155 to set/unset the led unnaturally, set the "mode" to LED_MODE_OPER to
156 blink the led, and LED_MODE_OFF to set the led off.*/
157 u8 bnx2x_set_led(struct bnx2x *bp, u8 port, u8 mode, u32 speed,
158 u16 hw_led_mode, u32 chip_id);
159 #define LED_MODE_OFF 0
160 #define LED_MODE_OPER 2
162 u8 bnx2x_override_led_value(struct bnx2x *bp, u8 port, u32 led_idx, u32 value);
164 u8 bnx2x_flash_download(struct bnx2x *bp, u8 port, u32 ext_phy_config,
165 u8 driver_loaded, char data[], u32 size);
166 /* Get the actual link status. In case it returns 0, link is up,
167 otherwise link is down*/
168 u8 bnx2x_test_link(struct link_params *input, struct link_vars *vars);
170 /* One-time initialization for external phy after power up */
171 u8 bnx2x_common_init_phy(struct bnx2x *bp, u32 shmem_base);
173 #endif /* BNX2X_LINK_H */