diff options
Diffstat (limited to 'sys/dev/em/e1000_82575.c')
| -rw-r--r-- | sys/dev/em/e1000_82575.c | 229 |
1 files changed, 48 insertions, 181 deletions
diff --git a/sys/dev/em/e1000_82575.c b/sys/dev/em/e1000_82575.c index 65eeb12..5e37829 100644 --- a/sys/dev/em/e1000_82575.c +++ b/sys/dev/em/e1000_82575.c @@ -30,15 +30,13 @@ POSSIBILITY OF SUCH DAMAGE. *******************************************************************************/ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); +/*$FreeBSD$*/ /* e1000_82575 - * e1000_adoram */ +#include "e1000_api.h" #include "e1000_82575.h" void e1000_init_function_pointers_82575(struct e1000_hw *hw); @@ -69,11 +67,9 @@ STATIC s32 e1000_write_phy_reg_sgmii_82575(struct e1000_hw *hw, STATIC void e1000_clear_hw_cntrs_82575(struct e1000_hw *hw); static s32 e1000_acquire_swfw_sync_82575(struct e1000_hw *hw, u16 mask); static s32 e1000_configure_pcs_link_82575(struct e1000_hw *hw); -static s32 e1000_get_hw_semaphore_82575(struct e1000_hw *hw); static s32 e1000_get_pcs_speed_and_duplex_82575(struct e1000_hw *hw, u16 *speed, u16 *duplex); static s32 e1000_get_phy_id_82575(struct e1000_hw *hw); -static void e1000_put_hw_semaphore_82575(struct e1000_hw *hw); static void e1000_release_swfw_sync_82575(struct e1000_hw *hw, u16 mask); static boolean_t e1000_sgmii_active_82575(struct e1000_hw *hw); STATIC s32 e1000_reset_init_script_82575(struct e1000_hw* hw); @@ -84,7 +80,7 @@ struct e1000_dev_spec_82575 { /** * e1000_init_phy_params_82575 - Init PHY func ptrs. - * @hw - pointer to the HW structure + * @hw: pointer to the HW structure * * This is a function pointer entry point called by the api module. **/ @@ -153,7 +149,7 @@ out: /** * e1000_init_nvm_params_82575 - Init NVM func ptrs. - * @hw - pointer to the HW structure + * @hw: pointer to the HW structure * * This is a function pointer entry point called by the api module. **/ @@ -209,7 +205,7 @@ e1000_init_nvm_params_82575(struct e1000_hw *hw) /** * e1000_init_mac_params_82575 - Init MAC func ptrs. - * @hw - pointer to the HW structure + * @hw: pointer to the HW structure * * This is a function pointer entry point called by the api module. **/ @@ -313,7 +309,7 @@ out: /** * e1000_init_function_pointers_82575 - Init func ptrs. - * @hw - pointer to the HW structure + * @hw: pointer to the HW structure * * The only function explicitly called by the api module to initialize * all function pointers and parameters. @@ -330,7 +326,7 @@ e1000_init_function_pointers_82575(struct e1000_hw *hw) /** * e1000_acquire_phy_82575 - Acquire rights to access PHY - * @hw - pointer to the HW structure + * @hw: pointer to the HW structure * * Acquire access rights to the correct PHY. This is a * function pointer entry point called by the api module. @@ -349,7 +345,7 @@ e1000_acquire_phy_82575(struct e1000_hw *hw) /** * e1000_release_phy_82575 - Release rights to access PHY - * @hw - pointer to the HW structure + * @hw: pointer to the HW structure * * A wrapper to release access rights to the correct PHY. This is a * function pointer entry point called by the api module. @@ -367,9 +363,9 @@ e1000_release_phy_82575(struct e1000_hw *hw) /** * e1000_read_phy_reg_sgmii_82575 - Read PHY register using sgmii - * @hw - pointer to the HW structure - * @offset - register offset to be read - * @data - pointer to the read data + * @hw: pointer to the HW structure + * @offset: register offset to be read + * @data: pointer to the read data * * Reads the PHY register at offset using the serial gigabit media independent * interface and stores the retrieved information in data. @@ -421,9 +417,9 @@ e1000_read_phy_reg_sgmii_82575(struct e1000_hw *hw, u32 offset, u16 *data) /** * e1000_write_phy_reg_sgmii_82575 - Write PHY register using sgmii - * @hw - pointer to the HW structure - * @offset - register offset to write to - * @data - data to write at register offset + * @hw: pointer to the HW structure + * @offset: register offset to write to + * @data: data to write at register offset * * Writes the data to PHY register at the offset using the serial gigabit * media independent interface. @@ -477,7 +473,7 @@ e1000_write_phy_reg_sgmii_82575(struct e1000_hw *hw, u32 offset, u16 data) /** * e1000_get_phy_id_82575 - Retreive PHY addr and id - * @hw - pointer to the HW structure + * @hw: pointer to the HW structure * * Retreives the PHY address and ID for both PHY's which do and do not use * sgmi interface. @@ -537,7 +533,7 @@ out: /** * e1000_phy_hw_reset_sgmii_82575 - Performs a PHY reset - * @hw - pointer to the HW structure + * @hw: pointer to the HW structure * * Resets the PHY using the serial gigabit media independent interface. **/ @@ -569,8 +565,8 @@ out: /** * e1000_set_d0_lplu_state_82575 - Set Low Power Linkup D0 state - * @hw - pointer to the HW structure - * @active - TRUE to enable LPLU, FALSE to disable + * @hw: pointer to the HW structure + * @active: TRUE to enable LPLU, FALSE to disable * * Sets the LPLU D0 state according to the active flag. When * activating LPLU this function also disables smart speed @@ -655,7 +651,7 @@ out: /** * e1000_acquire_nvm_82575 - Request for access to EEPROM - * @hw - pointer to the HW structure + * @hw: pointer to the HW structure * * Acquire the necessary semaphores for exclussive access to the EEPROM. * Set the EEPROM access request bit and wait for EEPROM access grant bit. @@ -684,7 +680,7 @@ out: /** * e1000_release_nvm_82575 - Release exclusive access to EEPROM - * @hw - pointer to the HW structure + * @hw: pointer to the HW structure * * Stop any current commands to the EEPROM and clear the EEPROM request bit, * then release the semaphores acquired. @@ -699,74 +695,9 @@ e1000_release_nvm_82575(struct e1000_hw *hw) } /** - * e1000_get_hw_semaphore_82575 - Acquire HW semaphore for PHY/NVM access - * @hw - pointer to the HW structure - * - * Acquire the HW semaphore to access the PHY or NVM - **/ -static s32 -e1000_get_hw_semaphore_82575(struct e1000_hw *hw) -{ - u32 swsm; - s32 ret_val = E1000_SUCCESS; - s32 timeout = hw->nvm.word_size + 1; - s32 i = 0; - - DEBUGFUNC("e1000_get_hw_semaphore_82575"); - - /* Get the SW semaphore. */ - while (i < timeout) { - swsm = E1000_READ_REG(hw, E1000_SWSM); - if (!(swsm & E1000_SWSM_SMBI)) - break; - - usec_delay(50); - i++; - } - - if (i == timeout) { - DEBUGOUT("Driver can't access device " - "- SMBI bit is set.\n"); - ret_val = -E1000_ERR_NVM; - goto out; - } - - /* Get the FW semaphore. */ - ret_val = e1000_get_hw_semaphore_generic(hw); - if (ret_val) { - /* Release 82575 semaphores */ - e1000_put_hw_semaphore_82575(hw); - goto out; - } - -out: - return ret_val; -} - -/** - * e1000_put_hw_semaphore_82575 - Release HW semaphore for PHY/NVM access - * @hw - pointer to the HW structure - * - * Release the HW semaphore used to access the PHY or NVM - **/ -static void -e1000_put_hw_semaphore_82575(struct e1000_hw *hw) -{ - u32 swsm; - - DEBUGFUNC("e1000_put_hw_semaphore_82575"); - - swsm = E1000_READ_REG(hw, E1000_SWSM); - - swsm &= ~(E1000_SWSM_SMBI | E1000_SWSM_SWESMBI); - - E1000_WRITE_REG(hw, E1000_SWSM, swsm); -} - -/** * e1000_acquire_swfw_sync_82575 - Acquire SW/FW semaphore - * @hw - pointer to the HW structure - * @mask - specifies which semaphore to acquire + * @hw: pointer to the HW structure + * @mask: specifies which semaphore to acquire * * Acquire the SW/FW semaphore to access the PHY or NVM. The mask * will also specify which port we're acquiring the lock for. @@ -783,7 +714,7 @@ e1000_acquire_swfw_sync_82575(struct e1000_hw *hw, u16 mask) DEBUGFUNC("e1000_acquire_swfw_sync_82575"); while (i < timeout) { - if (e1000_get_hw_semaphore_82575(hw)) { + if (e1000_get_hw_semaphore_generic(hw)) { ret_val = -E1000_ERR_SWFW_SYNC; goto out; } @@ -794,7 +725,7 @@ e1000_acquire_swfw_sync_82575(struct e1000_hw *hw, u16 mask) /* Firmware currently using resource (fwmask) * or other software thread using resource (swmask) */ - e1000_put_hw_semaphore_82575(hw); + e1000_put_hw_semaphore_generic(hw); msec_delay_irq(5); i++; } @@ -808,7 +739,7 @@ e1000_acquire_swfw_sync_82575(struct e1000_hw *hw, u16 mask) swfw_sync |= swmask; E1000_WRITE_REG(hw, E1000_SW_FW_SYNC, swfw_sync); - e1000_put_hw_semaphore_82575(hw); + e1000_put_hw_semaphore_generic(hw); out: return ret_val; @@ -816,8 +747,8 @@ out: /** * e1000_release_swfw_sync_82575 - Release SW/FW semaphore - * @hw - pointer to the HW structure - * @mask - specifies which semaphore to acquire + * @hw: pointer to the HW structure + * @mask: specifies which semaphore to acquire * * Release the SW/FW semaphore used to access the PHY or NVM. The mask * will also specify which port we're releasing the lock for. @@ -829,19 +760,19 @@ e1000_release_swfw_sync_82575(struct e1000_hw *hw, u16 mask) DEBUGFUNC("e1000_release_swfw_sync_82575"); - while (e1000_get_hw_semaphore_82575(hw) != E1000_SUCCESS); + while (e1000_get_hw_semaphore_generic(hw) != E1000_SUCCESS); /* Empty */ swfw_sync = E1000_READ_REG(hw, E1000_SW_FW_SYNC); swfw_sync &= ~mask; E1000_WRITE_REG(hw, E1000_SW_FW_SYNC, swfw_sync); - e1000_put_hw_semaphore_82575(hw); + e1000_put_hw_semaphore_generic(hw); } /** * e1000_get_cfg_done_82575 - Read config done bit - * @hw - pointer to the HW structure + * @hw: pointer to the HW structure * * Read the management control register for the config done bit for * completion status. NOTE: silicon which is EEPROM-less will fail trying @@ -882,9 +813,9 @@ e1000_get_cfg_done_82575(struct e1000_hw *hw) /** * e1000_get_link_up_info_82575 - Get link speed/duplex info - * @hw - pointer to the HW structure - * @speed - stores the current speed - * @duplex - stores the current duplex + * @hw: pointer to the HW structure + * @speed: stores the current speed + * @duplex: stores the current duplex * * This is a wrapper function, if using the serial gigabit media independent * interface, use pcs to retreive the link speed and duplex information. @@ -910,7 +841,7 @@ e1000_get_link_up_info_82575(struct e1000_hw *hw, u16 *speed, u16 *duplex) /** * e1000_check_for_link_82575 - Check for link - * @hw - pointer to the HW structure + * @hw: pointer to the HW structure * * If sgmii is enabled, then use the pcs register to determine link, otherwise * use the generic interface for determining link. @@ -936,9 +867,9 @@ e1000_check_for_link_82575(struct e1000_hw *hw) /** * e1000_get_pcs_speed_and_duplex_82575 - Retrieve current speed/duplex - * @hw - pointer to the HW structure - * @speed - stores the current speed - * @duplex - stores the current duplex + * @hw: pointer to the HW structure + * @speed: stores the current speed + * @duplex: stores the current duplex * * Using the physical coding sub-layer (PCS), retreive the current speed and * duplex, then store the values in the pointers provided. @@ -991,9 +922,9 @@ e1000_get_pcs_speed_and_duplex_82575(struct e1000_hw *hw, u16 *speed, /** * e1000_rar_set_82575 - Set receive address register - * @hw - pointer to the HW structure - * @addr - pointer to the receive address - * @index - receive address array register + * @hw: pointer to the HW structure + * @addr: pointer to the receive address + * @index: receive address array register * * Sets the receive address array register at index to the address passed * in by addr. @@ -1014,7 +945,7 @@ out: /** * e1000_reset_hw_82575 - Reset hardware - * @hw - pointer to the HW structure + * @hw: pointer to the HW structure * * This resets the hardware into a known state. This is a * function pointer entry point called by the api module. @@ -1071,7 +1002,7 @@ e1000_reset_hw_82575(struct e1000_hw *hw) /** * e1000_init_hw_82575 - Initialize hardware - * @hw - pointer to the HW structure + * @hw: pointer to the HW structure * * This inits the hardware readying it for operation. **/ @@ -1119,7 +1050,7 @@ out: /** * e1000_setup_copper_link_82575 - Configure copper link settings - * @hw - pointer to the HW structure + * @hw: pointer to the HW structure * * Configures the link for auto-neg or forced speed and duplex. Then we check * for link, once link is established calls to configure collision distance @@ -1205,7 +1136,7 @@ out: /** * e1000_setup_fiber_serdes_link_82575 - Setup link for fiber/serdes - * @hw - pointer to the HW structure + * @hw: pointer to the HW structure * * Configures speed and duplex for fiber and serdes links. **/ @@ -1266,7 +1197,7 @@ e1000_setup_fiber_serdes_link_82575(struct e1000_hw *hw) /** * e1000_configure_pcs_link_82575 - Configure PCS link - * @hw - pointer to the HW structure + * @hw: pointer to the HW structure * * Configure the physical coding sub-layer (PCS) link. The PCS link is * only used on copper connections where the serialized gigabit media @@ -1332,7 +1263,7 @@ out: /** * e1000_sgmii_active_82575 - Return sgmii state - * @hw - pointer to the HW structure + * @hw: pointer to the HW structure * * 82575 silicon has a serialized gigabit media independent interface (sgmii) * which can be enabled for use in the embedded applications. Simply @@ -1360,72 +1291,8 @@ out: } /** - * e1000_translate_register_adoram - Translate the proper regiser offset - * @reg - e1000 register to be read - * - * Registers in adoram are located in different offsets than other adapters - * even though they function in the same manner. This function takes in - * the name of the register to read and returns the correct offset for - * adoram silicon. - **/ -u32 -e1000_translate_register_adoram(u32 reg) -{ - /* Some of the Adoram registers are located at different - * offsets than they are in older adapters. - * Despite the difference in location, the registers - * function in the same manner. - */ - switch (reg) { - case E1000_TDBAL: - reg = 0x0E000; - break; - case E1000_TDBAH: - reg = 0x0E004; - break; - case E1000_TDLEN: - reg = 0x0E008; - break; - case E1000_TDH: - reg = 0x0E010; - break; - case E1000_TDT: - reg = 0x0E018; - break; - case E1000_TXDCTL: - reg = 0x0E028; - break; - case E1000_RDBAL: - reg = 0x0C000; - break; - case E1000_RDBAH: - reg = 0x0C004; - break; - case E1000_RDLEN: - reg = 0x0C008; - break; - case E1000_RDH: - reg = 0x0C010; - break; - case E1000_RDT: - reg = 0x0C018; - break; - case E1000_RXDCTL: - reg = 0x0C028; - break; - case E1000_SRRCTL0: - reg = 0x0C00C; - break; - default: - break; - } - - return reg; -} - -/** * e1000_reset_init_script_82575 - Inits HW defaults after reset - * @hw - pointer to the HW structure + * @hw: pointer to the HW structure * * Inits recommended HW defaults after a reset when there is no EEPROM * detected. This is only for the 82575. @@ -1464,7 +1331,7 @@ e1000_reset_init_script_82575(struct e1000_hw* hw) /** * e1000_clear_hw_cntrs_82575 - Clear device specific hardware counters - * @hw - pointer to the HW structure + * @hw: pointer to the HW structure * * Clears the hardware counters by reading the counter registers. **/ |
