#include "hal_machperiph.h"
#include "cpu_def.h"
#include "system_def.h"
+
+#include "can/can.h"
#include "can/canmsg.h"
#ifdef __cplusplus
#define CAN1_REGS_BASE 0x40044000UL
#define CAN2_REGS_BASE 0x40048000UL
+#define CANAF_REGS_BASE 0x4003C000UL
#define CAN_MOD_o 0x0000
#define CAN_CMR_o 0x0004
#define CAN_TDA3_o 0x0058
#define CAN_TDB3_o 0x005C
-//----------------------------------
-#define CAN1MOD (*(uint32_t*)(CAN1_REGS_BASE+CAN_MOD_o))
-#define CAN1CMR (*(uint32_t*)(CAN1_REGS_BASE+CAN_CMR_o))
-#define CAN1GSR (*(uint32_t*)(CAN1_REGS_BASE+CAN_GSR_o))
-#define CAN1ICR (*(uint32_t*)(CAN1_REGS_BASE+CAN_ICR_o))
-#define CAN1IER (*(uint32_t*)(CAN1_REGS_BASE+CAN_IER_o))
-#define CAN1BTR (*(uint32_t*)(CAN1_REGS_BASE+CAN_BTR_o))
-#define CAN1EWL (*(uint32_t*)(CAN1_REGS_BASE+CAN_EWL_o))
-#define CAN1SR (*(uint32_t*)(CAN1_REGS_BASE+CAN_SR_o))
-#define CAN1RFS (*(uint32_t*)(CAN1_REGS_BASE+CAN_RFS_o))
-#define CAN1RID (*(uint32_t*)(CAN1_REGS_BASE+CAN_RID_o))
-#define CAN1RDA (*(uint32_t*)(CAN1_REGS_BASE+CAN_RDA_o))
-#define CAN1RDB (*(uint32_t*)(CAN1_REGS_BASE+CAN_RDB_o))
-#define CAN1TFI1 (*(uint32_t*)(CAN1_REGS_BASE+CAN_TFI1_o))
-#define CAN1TID1 (*(uint32_t*)(CAN1_REGS_BASE+CAN_TID1_o))
-#define CAN1TDA1 (*(uint32_t*)(CAN1_REGS_BASE+CAN_TDA1_o))
-#define CAN1TDB1 (*(uint32_t*)(CAN1_REGS_BASE+CAN_TDB1_o))
-#define CAN1TFI2 (*(uint32_t*)(CAN1_REGS_BASE+CAN_TFI2_o))
-#define CAN1TID2 (*(uint32_t*)(CAN1_REGS_BASE+CAN_TID2_o))
-#define CAN1TDA2 (*(uint32_t*)(CAN1_REGS_BASE+CAN_TDA2_o))
-#define CAN1TDB2 (*(uint32_t*)(CAN1_REGS_BASE+CAN_TDB2_o))
-#define CAN1TFI3 (*(uint32_t*)(CAN1_REGS_BASE+CAN_TFI3_o))
-#define CAN1TID3 (*(uint32_t*)(CAN1_REGS_BASE+CAN_TID3_o))
-#define CAN1TDA3 (*(uint32_t*)(CAN1_REGS_BASE+CAN_TDA3_o))
-#define CAN1TDB3 (*(uint32_t*)(CAN1_REGS_BASE+CAN_TDB3_o))
+#define CANAF_AFMR_o 0x0000
+#define CANAF_SFF_sa_o 0x0004
+#define CANAF_SFF_GRP_sa_o 0x0008
+#define CANAF_EFF_sa_o 0x000C
+#define CANAF_EFF_GRP_sa_o 0x0010
+#define CANAF_ENDofTable_o 0x0014
+#define CANAF_LUTerrAd_o 0x0018
+#define CANAF_LUTerr_o 0x001C
+//----------------------------------
+
+#define CAN1MOD (*(volatile uint32_t*)(CAN1_REGS_BASE+CAN_MOD_o))
+#define CAN1CMR (*(volatile uint32_t*)(CAN1_REGS_BASE+CAN_CMR_o))
+#define CAN1GSR (*(volatile uint32_t*)(CAN1_REGS_BASE+CAN_GSR_o))
+#define CAN1ICR (*(volatile uint32_t*)(CAN1_REGS_BASE+CAN_ICR_o))
+#define CAN1IER (*(volatile uint32_t*)(CAN1_REGS_BASE+CAN_IER_o))
+#define CAN1BTR (*(volatile uint32_t*)(CAN1_REGS_BASE+CAN_BTR_o))
+#define CAN1EWL (*(volatile uint32_t*)(CAN1_REGS_BASE+CAN_EWL_o))
+#define CAN1SR (*(volatile uint32_t*)(CAN1_REGS_BASE+CAN_SR_o))
+#define CAN1RFS (*(volatile uint32_t*)(CAN1_REGS_BASE+CAN_RFS_o))
+#define CAN1RID (*(volatile uint32_t*)(CAN1_REGS_BASE+CAN_RID_o))
+#define CAN1RDA (*(volatile uint32_t*)(CAN1_REGS_BASE+CAN_RDA_o))
+#define CAN1RDB (*(volatile uint32_t*)(CAN1_REGS_BASE+CAN_RDB_o))
+#define CAN1TFI1 (*(volatile uint32_t*)(CAN1_REGS_BASE+CAN_TFI1_o))
+#define CAN1TID1 (*(volatile uint32_t*)(CAN1_REGS_BASE+CAN_TID1_o))
+#define CAN1TDA1 (*(volatile uint32_t*)(CAN1_REGS_BASE+CAN_TDA1_o))
+#define CAN1TDB1 (*(volatile uint32_t*)(CAN1_REGS_BASE+CAN_TDB1_o))
+#define CAN1TFI2 (*(volatile uint32_t*)(CAN1_REGS_BASE+CAN_TFI2_o))
+#define CAN1TID2 (*(volatile uint32_t*)(CAN1_REGS_BASE+CAN_TID2_o))
+#define CAN1TDA2 (*(volatile uint32_t*)(CAN1_REGS_BASE+CAN_TDA2_o))
+#define CAN1TDB2 (*(volatile uint32_t*)(CAN1_REGS_BASE+CAN_TDB2_o))
+#define CAN1TFI3 (*(volatile uint32_t*)(CAN1_REGS_BASE+CAN_TFI3_o))
+#define CAN1TID3 (*(volatile uint32_t*)(CAN1_REGS_BASE+CAN_TID3_o))
+#define CAN1TDA3 (*(volatile uint32_t*)(CAN1_REGS_BASE+CAN_TDA3_o))
+#define CAN1TDB3 (*(volatile uint32_t*)(CAN1_REGS_BASE+CAN_TDB3_o))
+
+
+
+#define CANAF_AFMR (*(volatile uint32_t*)(CANAF_REGS_BASE+CANAF_AFMR_o))
+#define CANAF_SFF_sa (*(volatile uint32_t*)(CANAF_REGS_BASE+CANAF_SFF_sa_o))
+#define CANAF_SFF_GRP_sa (*(volatile uint32_t*)(CANAF_REGS_BASE+CANAF_SFF_GRP_sa_o))
+#define CANAF_EFF_sa (*(volatile uint32_t*)(CANAF_REGS_BASE+CANAF_EFF_sa_o))
+#define CANAF_EFF_GRP_sa (*(volatile uint32_t*)(CANAF_REGS_BASE+CANAF_EFF_GRP_sa_o))
+#define CANAF_ENDofTable (*(volatile uint32_t*)(CANAF_REGS_BASE+CANAF_ENDofTable_o))
+#define CANAF_LUTerrAd (*(volatile uint32_t*)(CANAF_REGS_BASE+CANAF_LUTerrAd_o))
+#define CANAF_LUTerr (*(volatile uint32_t*)(CANAF_REGS_BASE+CANAF_LUTerr_o))
//----------------------------------
-#define PCONP SC->PCONP
-#define PCLKSEL0 SC->PCLKSEL0
+//CAN Global Status Register
+#define CAN_GSR_BS (1<<7)
+
+//CAN Interrupt and Capture Register bits
+#define CAN_ICR_RI (1<<0)
+#define CAN_ICR_TI1 (1<<1)
+#define CAN_ICR_DOI (1<<3)
+#define CAN_ICR_IDI (1<<8)
+
+//CAN Status Register bits
+#define CAN_SR_RBS (1<<0)
+#define CAN_SR_DOS (1<<1)
+#define CAN_SR_TBS1 (1<<2)
+
+//CAN Command Register bits
+#define CAN_CMR_TR (1<<0)
+#define CAN_CMR_AT (1<<1)
+#define CAN_CMR_RRB (1<<2)
+#define CAN_CMR_CDO (1<<3)
+#define CAN_CMR_STB1 (1<<5)
+
+//CAN Transmit Frame Information register 1 bits
+#define CAN_TFI1_RTR (1<<30)
+#define CAN_TFI1_EXT (1<<31)
+
+//CAN Receive Frame Status register
+#define CAN_RFS_RTR (1<<30)
+#define CAN_RFS_EXT (1<<31)
+
+//CAN Interrupt Enable Register bits
+#define CAN_IER_RIE (1<<0)
+#define CAN_IER_TIE1 (1<<1)
+#define CAN_IER_DOIE (1<<3)
+#define CAN_IER_IDIE (1<<8)
+
+
+//----------------------------------
-#define PINSEL0 PINCON->PINSEL0
-#define PINMODE0 PINCON->PINMODE0
-#define PINMODE_OD0 PINCON->PINMODE_OD0
#define PCCAN1 (1<<13) // CAN Controller 1 power/clock control bit.
#define PCCAN2 (1<<14) // CAN Controller 2 power/clock control bit.
// CAN1_RX_BIT a CAN1_TX_BIT jiz definovany v system_def.h
-void CAN_init(uint32_t baudrate);
-void CAN_send(canmsg_t* msg);
+void CAN_init(struct canchip_t *chip);
+void CAN_send(struct canchip_t *chip, canmsg_t* msg);
+void CAN_recv(struct canchip_t *chip, canmsg_t* msg);
+void CAN_IRQHandler(void);
+
+//----------------------------------
+
+struct can_lmc1_chip_data
+{
+ int flags;
+};
+
+// board can-lmc1 specific functions:
+int can_lmc1_register(struct hwspecops_t *hwspecops);
+int can_lmc1_init_hw_data(struct candevice_t *candev);
+int can_lmc1_init_chip_data(struct candevice_t *candev, int chipnr);
+int can_lmc1_init_obj_data(struct canchip_t *chip, int objnr);
+void can_lmc1_write_register(unsigned data, unsigned long address);
+unsigned can_lmc1_read_register(unsigned long address);
+int can_lmc1_request_io(struct candevice_t *candev);
+int can_lmc1_reset(struct candevice_t *candev);
+int can_lmc1_program_irq(struct candevice_t *candev);
+
+// lpc17xx can chip specific functions:
+int lpc17xx_chip_config(struct canchip_t *chip);
+int lpc17xx_pre_write_config(struct canchip_t *chip, struct msgobj_t *obj,
+ struct canmsg_t *msg);
+int lpc17xx_send_msg(struct canchip_t *chip, struct msgobj_t *obj,
+ struct canmsg_t *msg);
+int lpc17xx_wakeup_tx(struct canchip_t *chip, struct msgobj_t *obj);
+int lpc17xx_irq_handler(int irq, struct canchip_t *chip);
+void lpc17xx_irq_write_handler(struct canchip_t *chip, struct msgobj_t *obj);
+int lpc17xx_fill_chipspecops(struct canchip_t *chip);
+int lpc17xx_register(struct chipspecops_t *chipspecops);
+int lpc17xx_attach_to_chip(struct canchip_t *chip);
+int lpc17xx_pre_read_config(struct canchip_t *chip, struct msgobj_t *obj);
+void lpc17xx_read(struct canchip_t *chip, struct msgobj_t *obj);
#ifdef __cplusplus
}
projects / lincan.git / blobdiff