diff options
Diffstat (limited to 'target/linux/realtek/files/drivers/char/rtl_mdio/rtl_mdio.h')
| -rw-r--r-- | target/linux/realtek/files/drivers/char/rtl_mdio/rtl_mdio.h | 309 |
1 files changed, 309 insertions, 0 deletions
diff --git a/target/linux/realtek/files/drivers/char/rtl_mdio/rtl_mdio.h b/target/linux/realtek/files/drivers/char/rtl_mdio/rtl_mdio.h new file mode 100644 index 000000000..5def6bd34 --- /dev/null +++ b/target/linux/realtek/files/drivers/char/rtl_mdio/rtl_mdio.h @@ -0,0 +1,309 @@ +/* +################################################################################ +# +# RTL8198 MDIO char driver header
+# +# Copyright(c) 2010 Realtek Semiconductor Corp. All rights reserved.
+# +# This program is free software; you can redistribute it and/or modify it +# under the terms of the GNU General Public License as published by the Free +# Software Foundation; either version 2 of the License, or (at your option) +# any later version. +# +# This program is distributed in the hope that it will be useful, but WITHOUT +# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or +# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for +# more details. +# +# You should have received a copy of the GNU General Public License along with +# this program; if not, see <http://www.gnu.org/licenses/>. +# +# Author: +# Realtek WiFi AP software team <cn_sd8@realtek.com>
+# No. 2, Innovation Road II, Hsinchu Science Park, Hsinchu 300, Taiwan +# +################################################################################ +*/
+/*================================================================*/
+
+#ifndef INCLUDE_RTL_MDIO_H
+#define INCLUDE_RTL_MDIO_H
+
+
+/*================================================================*/
+/* Compiling Flags */
+
+#define KDB_ERR // defined to print out error message
+//#define KDB_MSG // defined to print out debug message
+//#define SIMULATION // defined to do simuation
+#ifndef CONFIG_RTK_VOIP_ETHERNET_DSP_IS_DSP
+#define JUMP_CMD // defined to add jump ioctl cmd, for development purpose
+#endif
+
+
+/*================================================================*/
+/* Constant Definitions */
+
+#define DRIVER_NAME "rtl_mdio"
+#define DRIVER_VER "0.2"
+#define IO_LEN 0x40
+#define DRIVER_MAJOR 14
+#define MDIO_BUFSIZE 516 //2 + 2 + 2*255 + 2
+#define EV_QUE_MAX 16
+//#define BIT(x) (1 << (x))
+
+// RTL8197B IRQ number and Register offset
+#define NFBI_BASE 0xb8019000 // NFBI base address
+#define REG_RCR (0x00+NFBI_BASE) // Receive Command Register
+#define REG_SSR (0x04+NFBI_BASE) // Send Status Register
+#define REG_SYSCR (0x08+NFBI_BASE) // System Control Register
+#define REG_SYSSR (0x0C+NFBI_BASE) // System Status Register
+#define REG_IMR (0x10+NFBI_BASE) // Interrupt Mask Register
+#define REG_ISR (0x14+NFBI_BASE) // Interrupt Status Register
+#define REG_BMCR (0x20+NFBI_BASE) // Basic Mode Control Register
+#define REG_BMSR (0x24+NFBI_BASE) // Basic Mode Status Register
+#define REG_ANAR (0x28+NFBI_BASE) // Auto-Negotiation Advertisement Register
+#define REG_ANLPAR (0x2C+NFBI_BASE) // Auto-Negotiation Link Partner Ability Register
+#define REG_NFBIRR (0x30+NFBI_BASE) // NFBI Reset Control Register
+
+// bitmask definition for ISR
+#define IP_ISOLATION BIT(15) // ISOLATION Interrupt Pending
+#define IP_ETHMAC BIT(14) // Enable/disable Ethernet MAC
+#define IP_WLANMAC BIT(13) // Enable/disable WLAN MAC
+#define IP_ETHPHY BIT(12) // Enable/disable Ethernet PHY
+#define IP_WLANPHY BIT(11) // Enable/disable WLAN PHY
+#define IP_SELMIICLK BIT(10) // Select MII Clock Speed
+#define IP_RSVD9 BIT(9) // Reserved
+#define IP_CUSTOM8 BIT(8) // Customized used 8
+#define IP_CUSTOM7 BIT(7) // Customized used 7
+#define IP_CUSTOM6 BIT(6) // Customized used 6
+#define IP_CUSTOM5 BIT(5) // Customized used 5
+#define IP_CUSTOM4 BIT(4) // Customized used 4
+#define IP_CUSTOM3 BIT(3) // Customized used 3
+#define IP_MSGFETCH BIT(2) // Previous msg has been fetched
+#define IP_NEWMSG BIT(1) // New msg has come
+#define IP_RSVD0 BIT(0) // Reserved
+
+// bitmask definition for SCR
+#define CR_ISOLATION BIT(15) // ISOLATION control bit
+#define CR_ETHMAC BIT(14) // Ethernet MAC control bit
+#define CR_WLANMAC BIT(13) // WLAN MAC control bit
+#define CR_ETHPHY BIT(12) // Ethernet PHY control bi
+#define CR_WLANPHY BIT(11) // WLAN PHY control bit
+#define CR_SELMIICLK (BIT(10)|BIT(9)) // Select MII Clock Speed control bit
+#define CR_CUSTOM8 BIT(8) // Customized used 8
+#define CR_CUSTOM7 BIT(7) // Customized used 7
+#define CR_CUSTOM6 BIT(6) // Customized used 6
+#define CR_CUSTOM5 BIT(5) // Customized used 5
+#define CR_CUSTOM4 BIT(4) // Customized used 4
+#define CR_CUSTOM3 BIT(3) // Customized used 3
+#define CR_CUSTOM2 BIT(2) // Customized used 2
+#define CR_CUSTOM1 BIT(1) // Customized used 1
+#define CR_CUSTOM0 BIT(0) // Customized used 0
+
+// bitmask definition for SYSSR
+#define SR_CheckSumDone BIT(15)
+#define SR_CheckSumOK BIT(14)
+#define SR_WLANLink BIT(13)
+#define SR_EthLink BIT(12)
+#define SR_EthPHYStatusChange BIT(11)
+#define SR_AllSoftwareReady BIT(10)
+#define SR_USBInsertStatus BIT(7)
+#define SR_USBRemoveStatus BIT(6)
+#define SR_BootcodeReady BIT(5)
+
+// rx cmd id bitmask
+#define FIRST_CMD_MASK BIT(15)
+
+// All received interrupt mask
+#ifdef CONFIG_RTK_VOIP_ETHERNET_DSP_IS_DSP
+#define NEEDED_IRQ_MASK (IP_NEWMSG|IP_MSGFETCH|IP_SELMIICLK|IP_WLANPHY| \
+ IP_ETHPHY|IP_WLANMAC|IP_ETHMAC|IP_ISOLATION|IP_CUSTOM3)
+#else
+#define NEEDED_IRQ_MASK (IP_NEWMSG|IP_MSGFETCH|IP_SELMIICLK|IP_WLANPHY| \
+ IP_ETHPHY|IP_WLANMAC|IP_ETHMAC|IP_ISOLATION)
+#endif
+
+/* Ether register base address */
+#define MACCR_BASE 0xbb804000 /* Internal Ether MAC base address */
+#define PCRAM_BASE (MACCR_BASE+0x100) /* Per-port Configuration Register */
+#define PCRP0 (0x004 + PCRAM_BASE) /* Port Configuration Register of Port 0 */
+#define PCRP3 (0x010 + PCRAM_BASE) /* Port Configuration Register of Port 3 */
+#define P0GMIICR (0x04C + PCRAM_BASE) /* Port-0 GMII Configuration Register */
+#define PauseFlowControl 8 /* Bit-shift number of PauseFlowControl */
+
+/* MAC control register field definitions */
+#define MDCIOCR (0x004+MACCR_BASE) /* MDC/MDIO Command */
+#define MDCIOSR (0x008+MACCR_BASE) /* MDC/MDIO Status */
+//#define STATUS (1<<31) /* 0: Process Done, 1: In progress */
+//STATUS has been defined in linux-2.6.30/arch/rlx/include/asm/ptrace.h
+#define MDCIO_STATUS (1<<31) /* 0: Process Done, 1: In progress */
+
+/* MDCIOCR - MDC/MDIO Command */
+#define COMMAND_READ (0<<31) /* 0:Read Access, 1:Write Access */
+#define COMMAND_WRITE (1<<31) /* 0:Read Access, 1:Write Access */
+
+#define PHYADD_OFFSET (24) /* PHY Address, said, PHY ID */
+#define REGADD_OFFSET (16) /* PHY Register */
+
+#define ETH_PORT_NUM (3) /* Port number of built-in Ether phy */
+#define MII_PORT_NUM (0) /* Port number of NFBI MII */
+
+// rx cmd state
+enum {
+ STATE_RX_INIT,
+ STATE_RX_WAIT_LEN,
+ STATE_RX_WAIT_DATA,
+ STATE_RX_WAIT_DAEMON
+};
+
+// tx status state
+enum {
+ STATE_TX_INIT,
+ STATE_TX_IN_PROGRESS
+};
+
+// indication event id
+enum {
+ IND_CMD_EV,
+ IND_SYSCTL_EV
+};
+
+// cmd id of write data
+enum {
+ WRITE_MDIO,
+ SET_CMD_TIMEOUT,
+ SET_PHY_POLL_TIME,
+ SET_HOST_PID,
+};
+
+// cmd id of ioctl
+#define MDIO_IOC_MAGIC 'k'
+
+#define MDIO_IOCTL_SET_HOST_PID _IOW(MDIO_IOC_MAGIC, 0, int)
+#define MDIO_IOCTL_SET_CMD_TIMEOUT _IOW(MDIO_IOC_MAGIC, 1, char)
+#define MDIO_IOCTL_SET_PHY_POLL_TIME _IOW(MDIO_IOC_MAGIC, 2, char)
+#define MDIO_IOCTL_READ_MEM _IOWR(MDIO_IOC_MAGIC, 3, int)
+#define MDIO_IOCTL_WRITE_MEM _IOW(MDIO_IOC_MAGIC, 4, struct mdio_mem32_param)
+#define MDIO_IOCTL_SET_MII_PAUSE _IOW(MDIO_IOC_MAGIC, 5, char)
+#define MDIO_IOCTL_SET_SUSPEND _IOW(MDIO_IOC_MAGIC, 6, char)
+#define MDIO_IOCTL_READ_SCR _IOR(MDIO_IOC_MAGIC, 7, int)
+#define MDIO_IOCTL_JUMP_ADDR _IOW(MDIO_IOC_MAGIC, 8, int)
+#define MDIO_IOCTL_PRIV_CMD _IOW(MDIO_IOC_MAGIC, 9, int)
+#define MDIO_IOCTL_GET_REG _IOWR(MDIO_IOC_MAGIC, 10, struct reg_param)
+#define MDIO_IOCTL_SET_REG _IOW(MDIO_IOC_MAGIC, 11, struct reg_param)
+#define MDIO_IOCTL_SET_MII_CLK _IOW(MDIO_IOC_MAGIC, 12, int)
+#define MDIO_IOCTL_SET_ETH_PAUSE _IOW(MDIO_IOC_MAGIC, 13, char)
+#ifdef CONFIG_RTK_VOIP_ETHERNET_DSP_IS_DSP
+#define MDIO_IOCTL_READ_DSP_ID _IOW(MDIO_IOC_MAGIC, 14, unsigned int)
+#define MDIO_IOCTL_MAXNR 14
+#else
+#define MDIO_IOCTL_MAXNR 13
+#endif
+
+#define TIME_DIFF(a, b) ((a >= b)? (a - b):(0xffffffff - b + a + 1))
+#define EVT_BUF_OFFSET ((int)(long *)&(((struct evt_msg *)0)->buf))
+#ifdef REG32
+ #undef REG32
+#endif
+#define REG32(reg) (*((volatile unsigned long *)(reg)))
+
+#ifdef WRITE_MEM32
+ #undef WRITE_MEM32
+ #undef READ_MEM32
+#endif
+#define WRITE_MEM32(reg,val) REG32(reg)=val
+#define READ_MEM32(reg) REG32(reg)
+
+#ifndef SIMULATION
+#define register_read_dw(offset) (REG32(offset))
+#define register_write_dw(offset, data) (REG32(offset)=data)
+#endif
+
+#define PUT_IN_DATA(data) { \
+ memcpy(&priv->data_in.buf[priv->data_in.len], &data, 2); \
+ priv->data_in.len += 2; \
+}
+
+#define RESET_RX_STATE { \
+ priv->rx_cmd_state = STATE_RX_INIT; \
+ priv->data_in.len = 0; \
+ priv->rx_cmd_time = 0; \
+}
+
+#ifdef KDB_MSG
+ #define DEBUGK_OUT(fmt, args...) printk("%s_%s: "fmt, DRIVER_NAME, __FUNCTION__, ## args)
+
+ #define ASSERT(expr) \
+ if(!(expr)) { \
+ printk( "\033[33;41m%s:%d: assert(%s)\033[m\n", \
+ __FILE__,__LINE__,#expr); \
+ }
+#else
+ #define DEBUGK_OUT(fmt, args...)
+
+ #define ASSERT(expr)
+#endif
+
+#ifdef KDB_ERR
+ #define DEBUGK_ERR(fmt, args...) printk("%s_%s_ERR: "fmt, DRIVER_NAME, __FUNCTION__, ## args)
+#else
+ #define DEBUGK_ERR(fmt, args...)
+#endif
+
+/*================================================================*/
+/* Structure Definition */
+
+struct buf_ar {
+ int len;
+ unsigned char buf[MDIO_BUFSIZE];
+};
+
+struct evt_msg {
+ int id; // event id
+ int len; // length in buf
+ unsigned char buf[MDIO_BUFSIZE];
+};
+
+struct mdio_mem32_param {
+ unsigned long addr;
+ unsigned long val;
+};
+
+struct reg_param {
+ unsigned long addr;
+ unsigned long val;
+};
+
+#ifdef __KERNEL__
+struct mdio_priv {
+ int cmd_timeout; // in 10ms
+ int phy_reg_poll_time; // in 10ms
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,27)
+ int host_pid; // pid of host-daemon
+#else
+ struct pid *host_pid;
+#endif
+ int poll_timer_up;
+ int force_power_down;
+ struct timer_list reg_poll_timer;
+ unsigned long reg_BMCR_read, reg_BMCR_write;
+ unsigned long reg_BMSR_read;
+ unsigned long reg_ANAR_read, reg_ANAR_write;
+ unsigned long reg_ANLPAR_read;
+ int eth_phy_link_status;
+ struct file *filp;
+ struct buf_ar data_out;
+ struct buf_ar data_in;
+ int rx_cmd_state;
+ unsigned long rx_cmd_time;
+ int rx_cmd_remain_len;
+ int tx_status_state;
+ int tx_status_transmitting_len;
+ int evt_que_head, evt_que_tail;
+ struct evt_msg ind_evt_que[EV_QUE_MAX];
+ spinlock_t reglock;
+};
+#endif
+
+#endif // INCLUDE_RTL_MDIO_H
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