diff options
Diffstat (limited to 'bsps/sparc/include/bsp/satcan.h')
| -rw-r--r-- | bsps/sparc/include/bsp/satcan.h | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/bsps/sparc/include/bsp/satcan.h b/bsps/sparc/include/bsp/satcan.h new file mode 100644 index 0000000000..ab9f5e0cd4 --- /dev/null +++ b/bsps/sparc/include/bsp/satcan.h @@ -0,0 +1,142 @@ +/* + * Header file for RTEMS SATCAN FPGA driver + * + * COPYRIGHT (c) 2009. + * Cobham Gaisler AB. + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.org/license/LICENSE. + */ + +#ifndef __SATCAN_H__ +#define __SATCAN_H__ + +#ifdef __cplusplus +extern "C" { +#endif + +/* Config structure passed to SatCAN_init(..) */ +typedef struct { + /* Configuration */ + int nodeno; + int dps; + /* Callback functions */ + void (*ahb_irq_callback)(void); + void (*pps_irq_callback)(void); + void (*m5_irq_callback)(void); + void (*m4_irq_callback)(void); + void (*m3_irq_callback)(void); + void (*m2_irq_callback)(void); + void (*m1_irq_callback)(void); + void (*sync_irq_callback)(void); + void (*can_irq_callback)(unsigned int fifo); +} satcan_config; + +#define SATCAN_HEADER_SIZE 4 +#define SATCAN_HEADER_NMM_POS 3 +#define SATCAN_PAYLOAD_SIZE 8 + +/* SatCAN message */ +typedef struct { + unsigned char header[SATCAN_HEADER_SIZE]; /* Header of SatCAN message */ + unsigned char payload[SATCAN_PAYLOAD_SIZE]; /* Payload of SatCAN message */ +} satcan_msg; + +/* SatCAN modify register structure */ +typedef struct { + unsigned int reg; + unsigned int val; +} satcan_regmod; + +/* Driver interface */ +int satcan_register(satcan_config *conf); + +/* SatCAN interrupt IDs */ +#define SATCAN_IRQ_NONACT_TO_ACT 0 +#define SATCAN_IRQ_ACTIVE_TO_NONACT 1 +#define SATCAN_IRQ_STR1_TO_DPS 2 +#define SATCAN_IRQ_DPS_TO_STR1 3 +#define SATCAN_IRQ_STR2_TO_DPS 4 +#define SATCAN_IRQ_DPS_TO_STR2 5 +#define SATCAN_IRQ_STR3_TO_DPS 6 +#define SATCAN_IRQ_DPS_TO_STR3 7 +#define SATCAN_IRQ_PLD1_TO_DPS 8 +#define SATCAN_IRQ_DPS_TO_PLD1 9 +#define SATCAN_IRQ_PLD2_TO_DPS 10 +#define SATCAN_IRQ_DPS_TO_PLD2 11 +#define SATCAN_IRQ_SYNC 16 +#define SATCAN_IRQ_TIME_MARKER1 17 +#define SATCAN_IRQ_TIME_MARKER2 18 +#define SATCAN_IRQ_TIME_MARKER3 19 +#define SATCAN_IRQ_TIME_MARKER4 20 +#define SATCAN_IRQ_TIME_MARKER5 21 +#define SATCAN_IRQ_EOD1 22 +#define SATCAN_IRQ_EOD2 23 +#define SATCAN_IRQ_TOD 24 +#define SATCAN_IRQ_CRITICAL 25 + +/* IOC */ +#define SATCAN_IOC_DMA_2K 1 /* Use DMA area for 2K messages */ +#define SATCAN_IOC_DMA_8K 2 /* Use DMA area for 8K messages */ +#define SATCAN_IOC_GET_REG 3 /* Provides direct read access to all core registers */ +#define SATCAN_IOC_SET_REG 4 /* Provides direct write access to all core registers */ +#define SATCAN_IOC_OR_REG 5 /* Provides direct read access to all core registers */ +#define SATCAN_IOC_AND_REG 6 /* Provides direct write access to all core registers */ +#define SATCAN_IOC_EN_TX1_DIS_TX2 7 /* Enable DMA TX channel 1, Disable DMA TX channel 2 */ +#define SATCAN_IOC_EN_TX2_DIS_TX1 8 /* Enable DMA TX channel 2, Disable DMA TX channel 1 */ +#define SATCAN_IOC_GET_DMA_MODE 9 /* Returns the current DMA mode */ +#define SATCAN_IOC_SET_DMA_MODE 10 /* Sets the DMA mode */ +#define SATCAN_IOC_ACTIVATE_DMA 11 /* Directly activate DMA channel */ +#define SATCAN_IOC_DEACTIVATE_DMA 12 /* Directly deactivate DMA channel */ +#define SATCAN_IOC_DMA_STATUS 13 /* Returns status of directly activated DMA */ +#define SATCAN_IOC_GET_DOFFSET 14 /* Get TX DMA offset */ +#define SATCAN_IOC_SET_DOFFSET 15 /* Set TX DMA offset */ +#define SATCAN_IOC_GET_TIMEOUT 16 /* Set TX DMA timeout */ +#define SATCAN_IOC_SET_TIMEOUT 17 /* Get TX DMA timeout */ + + +/* Values used to select core register with IOC_SET_REG/IOC_GET_REG */ +#define SATCAN_SWRES 0 /* Software reset */ +#define SATCAN_INT_EN 1 /* Interrupt enable */ +#define SATCAN_FIFO 3 /* FIFO read */ +#define SATCAN_FIFO_RES 4 /* FIFO reset */ +#define SATCAN_TSTAMP 5 /* Current time stamp */ +#define SATCAN_CMD0 6 /* Command register 0 */ +#define SATCAN_CMD1 7 /* Command register 1 */ +#define SATCAN_START_CTC 8 /* Start cycle time counter */ +#define SATCAN_RAM_BASE 9 /* RAM offset address */ +#define SATCAN_STOP_CTC 10 /* Stop cycle time counter / DPS active status */ +#define SATCAN_DPS_ACT 10 /* Stop cycle time counter / DPS active status */ +#define SATCAN_PLL_RST 11 /* DPLL reset */ +#define SATCAN_PLL_CMD 12 /* DPLL command */ +#define SATCAN_PLL_STAT 13 /* DPLL status */ +#define SATCAN_PLL_OFF 14 /* DPLL offset */ +#define SATCAN_DMA 15 /* DMA channel enable */ +#define SATCAN_DMA_TX_1_CUR 16 /* DMA channel 1 TX current address */ +#define SATCAN_DMA_TX_1_END 17 /* DMA channel 1 TX end address */ +#define SATCAN_DMA_TX_2_CUR 18 /* DMA channel 2 TX current address */ +#define SATCAN_DMA_TX_2_END 19 /* DMA channel 2 TX end address */ +#define SATCAN_RX 20 /* CAN RX enable / Filter start ID */ +#define SATCAN_FILTER_START 20 /* CAN RX enable / Filter start ID */ +#define SATCAN_FILTER_SETUP 21 /* Filter setup / Filter stop ID */ +#define SATCAN_FILTER_STOP 21 /* Filter setup / Filter stop ID */ +#define SATCAN_WCTRL 32 /* Wrapper status/control register */ +#define SATCAN_WIPEND 33 /* Wrapper interrupt pending register */ +#define SATCAN_WIMASK 34 /* Wrapper interrupt mask register */ +#define SATCAN_WAHBADDR 35 /* Wrapper AHB address register */ + + +/* Values used to communicate DMA mode */ +#define SATCAN_DMA_MODE_USER 0 +#define SATCAN_DMA_MODE_SYSTEM 1 + +/* Values used to directly activate DMA channel */ +#define SATCAN_DMA_ENABLE_TX1 1 +#define SATCAN_DMA_ENABLE_TX2 2 + +#ifdef __cplusplus +} +#endif + +#endif /* __SATCAN_H__ */ |