Subversion Repositories minsoc

/trunk/utils/cable_parallel.c File deleted

trunk/utils/cable_parallel.c Property changes : Deleted: svn:executable ## -1 +0,0 ## -* \ No newline at end of property Index: trunk/utils/minsoc_wb_32_8_bridge.v =================================================================== --- trunk/utils/minsoc_wb_32_8_bridge.v (revision 36) +++ trunk/utils/minsoc_wb_32_8_bridge.v (nonexistent) @@ -1,52 +0,0 @@ - -module minsoc_wb_32_8_bridge( - wb_32_sel_i, - wb_32_dat_i, wb_32_dat_o, wb_32_adr_i, - - wb_8_dat_i, wb_8_dat_o, wb_8_adr_i -); - -input [3:0] wb_32_sel_i; - -input [31:0] wb_32_dat_i; -output reg [31:0] wb_32_dat_o; -input [31:0] wb_32_adr_i; - -output reg [7:0] wb_8_dat_i; -input [7:0] wb_8_dat_o; -output [31:0] wb_8_adr_i; - -reg [1:0] wb_8_adr; - -// put output to the correct byte in 32 bits using select line -always @(wb_32_sel_i or wb_8_dat_o) - case (wb_32_sel_i) - 4'b0001: wb_32_dat_o <= #1 {24'b0, wb_8_dat_o}; - 4'b0010: wb_32_dat_o <= #1 {16'b0, wb_8_dat_o , 8'b0}; - 4'b0100: wb_32_dat_o <= #1 {8'b0, wb_8_dat_o , 16'b0}; - 4'b1000: wb_32_dat_o <= #1 {wb_8_dat_o , 24'b0}; - 4'b1111: wb_32_dat_o <= #1 {24'b0, wb_8_dat_o}; - default: wb_32_dat_o <= #1 0; - endcase // case(wb_sel_i) - -always @(wb_32_sel_i or wb_32_dat_i) -begin - case (wb_32_sel_i) - 4'b0001 : wb_8_dat_i = wb_32_dat_i[7:0]; - 4'b0010 : wb_8_dat_i = wb_32_dat_i[15:8]; - 4'b0100 : wb_8_dat_i = wb_32_dat_i[23:16]; - 4'b1000 : wb_8_dat_i = wb_32_dat_i[31:24]; - default : wb_8_dat_i = wb_32_dat_i[7:0]; - endcase // case(wb_sel_i) - case (wb_32_sel_i) - 4'b0001 : wb_8_adr = 2'h3; - 4'b0010 : wb_8_adr = 2'h2; - 4'b0100 : wb_8_adr = 2'h1; - 4'b1000 : wb_8_adr = 2'h0; - default : wb_8_adr = 2'h0; - endcase // case(wb_sel_i) -end - -assign wb_8_adr_i = { wb_32_adr_i[31:2] , wb_8_adr }; - -endmodule Index: trunk/doc/src/INSTALL.odt =================================================================== Cannot display: file marked as a binary type. svn:mime-type = application/octet-stream Index: trunk/doc/src/FAQ.odt =================================================================== Cannot display: file marked as a binary type. svn:mime-type = application/octet-stream Index: trunk/doc/src/HOWTO.odt =================================================================== Cannot display: file marked as a binary type. svn:mime-type = application/octet-stream Index: trunk/doc/FAQ.pdf =================================================================== Cannot display: file marked as a binary type. svn:mime-type = application/octet-stream Index: trunk/doc/INSTALL.pdf =================================================================== Cannot display: file marked as a binary type. svn:mime-type = application/octet-stream Index: trunk/doc/HOWTO.pdf =================================================================== Cannot display: file marked as a binary type. svn:mime-type = application/octet-stream Index: trunk/sw/drivers/uart.h =================================================================== --- trunk/sw/drivers/uart.h (revision 36) +++ trunk/sw/drivers/uart.h (nonexistent) @@ -1,9 +0,0 @@ - -#include "../support/uart.h" - -void uart_print_str(char *); -void uart_print_long(unsigned long); - -void uart_interrupt(); -void uart_print_short(unsigned long ul); - Index: trunk/sw/drivers/eth.c =================================================================== --- trunk/sw/drivers/eth.c (revision 36) +++ trunk/sw/drivers/eth.c (nonexistent) @@ -1,102 +0,0 @@ -#include "../support/board.h" -#include "../support/support.h" -#include "eth.h" - -int eth_tx_done; -int eth_rx_done; -int eth_rx_len; -unsigned char eth_tx_packet[1536]; //max length -unsigned char eth_rx_packet[1536]; -unsigned char * eth_tx_data; -unsigned char * eth_rx_data; - -void eth_recv_ack(void) -{ - eth_rx_done = 0; - eth_rx_len = 0; - //accept further data (reset RXBD to empty) - REG32(ETH_BASE + ETH_RXBD0L) = RX_READY; //len = 0 | IRQ & WR = 1 | EMPTY = 1 -} - -void eth_init() -{ - //TXEN & RXEN = 1; PAD & CRC = 1; FULLD = 1 - REG32(ETH_BASE + ETH_MODER) = ETH_TXEN | ETH_RXEN | ETH_PAD | ETH_CRCEN | ETH_FULLD; - //PHY Address = 0x001 - REG32(ETH_BASE + ETH_MIIADDRESS) = 0x00000001; - - //enable all interrupts - REG32(ETH_BASE + ETH_INT_MASK) = ETH_RXB | ETH_TXB; - - //set MAC ADDRESS - REG32(ETH_BASE + ETH_MAC_ADDR1) = (OWN_MAC_ADDRESS_5 << 8) | OWN_MAC_ADDRESS_4; //low word = mac address high word - REG32(ETH_BASE + ETH_MAC_ADDR0) = (OWN_MAC_ADDRESS_3 << 24) | (OWN_MAC_ADDRESS_2 << 16) - | (OWN_MAC_ADDRESS_1 << 8) | OWN_MAC_ADDRESS_0; //mac address rest - - //configure TXBD0 - REG32(ETH_BASE + ETH_TXBD0H) = eth_tx_packet; //address used for tx_data - REG32(ETH_BASE + ETH_TXBD0L) = TX_READY; //length = 0 | PAD & CRC = 1 | IRQ & WR = 1 - - //configure RXBD0 - REG32(ETH_BASE + ETH_RXBD0H) = eth_rx_packet; //address used for tx_data - REG32(ETH_BASE + ETH_RXBD0L) = RX_READY; //len = 0 | IRQ & WR = 1 | EMPTY = 1 - - //set txdata - eth_tx_packet[0] = BROADCAST_ADDRESS_5; - eth_tx_packet[1] = BROADCAST_ADDRESS_4; - eth_tx_packet[2] = BROADCAST_ADDRESS_3; - eth_tx_packet[3] = BROADCAST_ADDRESS_2; - eth_tx_packet[4] = BROADCAST_ADDRESS_1; - eth_tx_packet[5] = BROADCAST_ADDRESS_0; - - eth_tx_packet[6] = OWN_MAC_ADDRESS_5; - eth_tx_packet[7] = OWN_MAC_ADDRESS_4; - eth_tx_packet[8] = OWN_MAC_ADDRESS_3; - eth_tx_packet[9] = OWN_MAC_ADDRESS_2; - eth_tx_packet[10] = OWN_MAC_ADDRESS_1; - eth_tx_packet[11] = OWN_MAC_ADDRESS_0; - - //erase interrupts - REG32(ETH_BASE + ETH_INT_SOURCE) = ETH_RXC | ETH_TXC | ETH_BUSY | ETH_RXE | ETH_RXB | ETH_TXE | ETH_TXB; - - eth_tx_done = 1; - eth_rx_done = 0; - eth_rx_len = 0; - eth_tx_data = ð_tx_packet[HDR_LEN]; - eth_rx_data = ð_rx_packet[HDR_LEN]; -} - -int eth_send(int length) -{ - if (!eth_tx_done) //if previous command not fully processed, bail out - return -1; - - int i; - - eth_tx_done = 0; - eth_tx_packet[12] = length >> 8; - eth_tx_packet[13] = length; - - REG32(ETH_BASE + ETH_TXBD0L) = (( 0x0000FFFF & ( length + HDR_LEN ) ) << 16) | BD_SND; - - return length; -} - -void eth_interrupt() -{ - unsigned long source = REG32(ETH_BASE + ETH_INT_SOURCE); - if ( source & ETH_TXB ) - { - eth_tx_done = 1; - //erase interrupt - REG32(ETH_BASE + ETH_INT_SOURCE) |= ETH_TXB; - } - if ( source & ETH_RXB ) - { - eth_rx_done = 1; - eth_rx_len = (REG32(ETH_BASE + ETH_RXBD0L) >> 16) - HDR_LEN - CRC_LEN; - //erase interrupt - REG32(ETH_BASE + ETH_INT_SOURCE) |= ETH_RXB; - } -} - Index: trunk/sw/drivers/can.c =================================================================== --- trunk/sw/drivers/can.c (revision 36) +++ trunk/sw/drivers/can.c (nonexistent) @@ -1,150 +0,0 @@ -#include "../support/board.h" -#include "../support/support.h" -#include "can.h" - -int can_rx_done, can_tx_done; - -int can_rx_rd_ptr; -int can_rx_wr_ptr; -int can_rx_buf_overflow; - -can_type can_rx_data[CAN_BUF_LEN], can_tx_data; - -can_type * can_get(void) -{ - if ( !can_rx_done ) - return NULL; - - can_rx_done--; - - int tmp; - tmp = can_rx_rd_ptr; - - if (can_rx_rd_ptr < CAN_BUF_LEN-1) - can_rx_rd_ptr++; - else - can_rx_rd_ptr = 0; - - return &can_rx_data[tmp]; -} - -void can_init(void) -{ - unsigned char sync_jmp, baudrate_presc, timing_seg1, timing_seg2, tripple_samp = 0; - unsigned char acpt_code, acpt_mask = 0; - unsigned char clk_div = 0 & CAN_BUS_CLKDIV_MASK; - - sync_jmp = 1; - baudrate_presc = 1; - timing_seg1 = 11; - timing_seg2 = 2; - tripple_samp = 1; - - acpt_code = 0x81; - acpt_mask = 0xFF; - - char timing0, timing1 = 0; - - timing0 = (sync_jmp << CAN_BUS_TIMING_0_SYNC_JMP_SHIFT) & CAN_BUS_TIMING_0_SYNC_JMP; - timing0 |= baudrate_presc & CAN_BUS_TIMING_0_BAUD_PRESC; - - timing1 = (tripple_samp << CAN_BUS_TIMING_1_TRIPLE_SAMP_SHIFT) & CAN_BUS_TIMING_1_TRIPLE_SAMP; - timing1 |= (timing_seg2 << CAN_BUS_TIMING_1_TIME_SEG2_SHIFT) & CAN_BUS_TIMING_1_TIME_SEG2; - timing1 |= timing_seg1 & CAN_BUS_TIMING_1_TIME_SEG1; - - REG8(CAN_BASE+CAN_MODE) = CAN_MODE_RESET; - - REG8(CAN_BASE+CAN_BUS_TIMING_0) = timing0; - REG8(CAN_BASE+CAN_BUS_TIMING_1) = timing1; - - REG8(CAN_BASE+CAN_ACPT_CODE0) = acpt_code; - REG8(CAN_BASE+CAN_ACPT_MASK0) = acpt_mask; - - REG8(CAN_BASE+CAN_BUS_MODE) &= ~CAN_BUS_MODE_CLOCK_OFF & ~CAN_BUS_MODE_EXTENDED_MODE; - - REG8(CAN_BASE+CAN_MODE) &= ~CAN_MODE_RESET; - REG8(CAN_BASE+CAN_BUS_CLKDIV) = clk_div; - - REG8(CAN_BASE+CAN_MODE) |= CAN_MODE_TX_IRQ_EN | CAN_MODE_RECV_IRQ_EN; - - can_tx_done = 1; - can_rx_done = 0; - can_rx_rd_ptr = 0; - can_rx_wr_ptr = 0; - can_rx_buf_overflow = 0; -} - -void can_recv_basic() -{ - unsigned char byte0, byte1; - - byte0 = REG8(CAN_BASE+CAN_RX_BUF); - byte1 = REG8(CAN_BASE+CAN_RX_BUF+1); - - can_rx_data[can_rx_wr_ptr].data[0] = REG8(CAN_BASE+CAN_RX_BUF+2); - can_rx_data[can_rx_wr_ptr].data[1] = REG8(CAN_BASE+CAN_RX_BUF+3); - can_rx_data[can_rx_wr_ptr].data[2] = REG8(CAN_BASE+CAN_RX_BUF+4); - can_rx_data[can_rx_wr_ptr].data[3] = REG8(CAN_BASE+CAN_RX_BUF+5); - can_rx_data[can_rx_wr_ptr].data[4] = REG8(CAN_BASE+CAN_RX_BUF+6); - can_rx_data[can_rx_wr_ptr].data[5] = REG8(CAN_BASE+CAN_RX_BUF+7); - can_rx_data[can_rx_wr_ptr].data[6] = REG8(CAN_BASE+CAN_RX_BUF+8); - can_rx_data[can_rx_wr_ptr].data[7] = REG8(CAN_BASE+CAN_RX_BUF+9); - - REG8(CAN_BASE+CAN_CMD) = CAN_CMD_RELEASE_BUFFER; - - can_rx_data[can_rx_wr_ptr].identifier = (byte0 << 3) | (byte1 >> 5); - can_rx_data[can_rx_wr_ptr].rtr = byte1 & 0x10; - can_rx_data[can_rx_wr_ptr].len = byte1 & 0x0F; - - if (can_rx_wr_ptr < CAN_BUF_LEN-1) - can_rx_wr_ptr++; - else - can_rx_wr_ptr = 0; - - if (can_rx_wr_ptr == can_rx_rd_ptr+1) //buffer overflow - { - can_rx_done = 1; - can_rx_buf_overflow++; - } - else - can_rx_done++; -} - -int can_send_basic() -{ - if (!can_tx_done) //if previous command not fully processed, bail out - return -1; - - can_tx_done = 0; - REG8(CAN_BASE+CAN_TX_BUF) = can_tx_data.identifier >> 3; - REG8(CAN_BASE+CAN_TX_BUF+1) = (can_tx_data.identifier << 5) | ((can_tx_data.rtr << 4) & 0x10) | (can_tx_data.len & 0x0F); - - REG8(CAN_BASE+CAN_TX_BUF+2) = can_tx_data.data[0]; - REG8(CAN_BASE+CAN_TX_BUF+3) = can_tx_data.data[1]; - REG8(CAN_BASE+CAN_TX_BUF+4) = can_tx_data.data[2]; - REG8(CAN_BASE+CAN_TX_BUF+5) = can_tx_data.data[3]; - REG8(CAN_BASE+CAN_TX_BUF+6) = can_tx_data.data[4]; - REG8(CAN_BASE+CAN_TX_BUF+7) = can_tx_data.data[5]; - REG8(CAN_BASE+CAN_TX_BUF+8) = can_tx_data.data[6]; - REG8(CAN_BASE+CAN_TX_BUF+9) = can_tx_data.data[7]; - - REG8(CAN_BASE+CAN_CMD) = CAN_CMD_TX_REQ; - - return can_tx_data.len; -} - -void can_irq(void) -{ - unsigned char irq_req, rx_done; - irq_req = REG8(CAN_BASE+IRQ_READ); - rx_done = irq_req & CAN_IRQ_READ_RX; - can_tx_done = irq_req & CAN_IRQ_READ_TX; - if (rx_done) - can_recv_basic(); -} - -void can_abort(void) -{ - REG8(CAN_BASE+CAN_CMD) = CAN_CMD_ABORT_TX; -} - Index: trunk/sw/drivers/i2c.h =================================================================== --- trunk/sw/drivers/i2c.h (revision 36) +++ trunk/sw/drivers/i2c.h (nonexistent) @@ -1,62 +0,0 @@ - -struct i2c_type -{ - unsigned char address; - unsigned char pointer; - unsigned short data; -}; - -struct i2c_mode -{ - unsigned char read_write; - unsigned char byte_word; - unsigned char ptr_set; -}; - -typedef struct i2c_type i2c_type; -typedef struct i2c_mode i2c_mode; - -#define I2C_BUF_LEN 10 - -void i2c_init(void); -void i2c_irq(void); - -i2c_type * i2c_get(void); //return pointer to first non read received data - -void i2c_set_ack_lvl(int ack_lvl, int final_ack_lvl); -int i2c_trans(i2c_mode * mode, i2c_type * data); //return (-1) or length (still processing previous) or asserted - -#define I2C_PRESC_LO 0x00 -#define I2C_PRESC_HI 0x01 - -#define I2C_CTR 0x02 - -#define I2C_TXR 0x03 -#define I2C_RXR 0x03 - -#define I2C_CR 0x04 -#define I2C_SR 0x04 - - -//BITS -#define I2C_CTR_EN 0x80 -#define I2C_CTR_IRQ_EN 0x40 - -#define I2C_TXR_ADR 0xFE -#define I2C_TXR_W 0x00 -#define I2C_TXR_R 0x01 - -#define I2C_CR_STA 0x80 -#define I2C_CR_STO 0x40 -#define I2C_CR_RD 0x20 -#define I2C_CR_WR 0x10 -#define I2C_CR_ACK 0x00 -#define I2C_CR_NACK 0x08 -#define I2C_CR_CLR_IRQ 0x01 - -#define I2C_SR_R_ACK 0x80 -#define I2C_SR_BUSY 0x40 -#define I2C_SR_ARB_LOST 0x20 -#define I2C_SR_TX_BUSY 0x02 -#define I2C_SR_IRQ_FLAG 0x01 - Index: trunk/sw/drivers/eth.h =================================================================== --- trunk/sw/drivers/eth.h (revision 36) +++ trunk/sw/drivers/eth.h (nonexistent) @@ -1,111 +0,0 @@ - -void eth_init(); -void eth_interrupt(); -void eth_recv_ack(void); - -int eth_send(int length); //return (-1) or length (still processing previous) or asserted - -#define ETH_MODER 0x00 -#define ETH_INT_SOURCE 0x04 -#define ETH_INT_MASK 0x08 -#define ETH_IPGT 0x0C -#define ETH_IPGR1 0x10 -#define ETH_IPGR2 0x14 -#define ETH_PACKETLEN 0x18 -#define ETH_COLLCONF 0x1C -#define ETH_TX_BD_NUM 0x20 -#define ETH_CTRLMODER 0x24 -#define ETH_MIIMODER 0x28 -#define ETH_MIICOMMAND 0x2C -#define ETH_MIIADDRESS 0x30 -#define ETH_MIITX_DATA 0x34 -#define ETH_MIIRX_DATA 0x38 -#define ETH_MIISTATUS 0x3C -#define ETH_MAC_ADDR0 0x40 -#define ETH_MAC_ADDR1 0x44 -#define ETH_HASH0_ADR 0x48 -#define ETH_HASH1_ADR 0x4C -#define ETH_TXCTRL 0x50 - -#define ETH_TXBD0H 0x404 -#define ETH_TXBD0L 0x400 - -#define ETH_RXBD0H 0x604 //this depends on TX_BD_NUM but this is the standard value -#define ETH_RXBD0L 0x600 //this depends on TX_BD_NUM but this is the standard value - -//MODER BITS -#define ETH_RECSMALL 0x00010000 -#define ETH_PAD 0x00008000 -#define ETH_HUGEN 0x00004000 -#define ETH_CRCEN 0x00002000 -#define ETH_DLYCRCEN 0x00001000 -#define ETH_FULLD 0x00000400 -#define ETH_EXDFREN 0x00000200 -#define ETH_NOBCKOF 0x00000100 -#define ETH_LOOPBCK 0x00000080 -#define ETH_IFG 0x00000040 -#define ETH_PRO 0x00000020 -#define ETH_IAM 0x00000010 -#define ETH_BRO 0x00000008 -#define ETH_NOPRE 0x00000004 -#define ETH_TXEN 0x00000002 -#define ETH_RXEN 0x00000001 - -//INTERRUPTS BITS -#define ETH_RXC 0x00000040 -#define ETH_TXC 0x00000020 -#define ETH_BUSY 0x00000010 -#define ETH_RXE 0x00000008 -#define ETH_RXB 0x00000004 -#define ETH_TXE 0x00000002 -#define ETH_TXB 0x00000001 - -//BUFFER DESCRIPTOR BITS -#define ETH_RXBD_EMPTY 0x00008000 -#define ETH_RXBD_IRQ 0x00004000 -#define ETH_RXBD_WRAP 0x00002000 -#define ETH_RXBD_CF 0x00000100 -#define ETH_RXBD_MISS 0x00000080 -#define ETH_RXBD_OR 0x00000040 -#define ETH_RXBD_IS 0x00000020 -#define ETH_RXBD_DN 0x00000010 -#define ETH_RXBD_TL 0x00000008 -#define ETH_RXBD_SF 0x00000004 -#define ETH_RXBD_CRC 0x00000002 -#define ETH_RXBD_LC 0x00000001 - -#define ETH_TXBD_READY 0x00008000 -#define ETH_TXBD_IRQ 0x00004000 -#define ETH_TXBD_WRAP 0x00002000 -#define ETH_TXBD_PAD 0x00001000 -#define ETH_TXBD_CRC 0x00000800 -#define ETH_TXBD_UR 0x00000100 -#define ETH_TXBD_RL 0x00000008 -#define ETH_TXBD_LC 0x00000004 -#define ETH_TXBD_DF 0x00000002 -#define ETH_TXBD_CS 0x00000001 - -//user defines -#define OWN_MAC_ADDRESS_5 0x55 -#define OWN_MAC_ADDRESS_4 0x47 -#define OWN_MAC_ADDRESS_3 0x34 -#define OWN_MAC_ADDRESS_2 0x22 -#define OWN_MAC_ADDRESS_1 0x88 -#define OWN_MAC_ADDRESS_0 0x92 - -#define BROADCAST_ADDRESS_5 0xFF -#define BROADCAST_ADDRESS_4 0xFF -#define BROADCAST_ADDRESS_3 0xFF -#define BROADCAST_ADDRESS_2 0xFF -#define BROADCAST_ADDRESS_1 0xFF -#define BROADCAST_ADDRESS_0 0xFF - -#define HDR_LEN 14 -#define CRC_LEN 4 -#define BD_SND ( ETH_TXBD_READY | ETH_TXBD_IRQ | ETH_TXBD_WRAP | ETH_TXBD_PAD | ETH_TXBD_CRC ) -#define RX_READY ( ETH_RXBD_EMPTY | ETH_RXBD_IRQ | ETH_RXBD_WRAP ) -#define TX_READY ( ETH_TXBD_IRQ | ETH_TXBD_WRAP | ETH_TXBD_PAD | ETH_TXBD_CRC ) - -//~user defines - - Index: trunk/sw/drivers/can.h =================================================================== --- trunk/sw/drivers/can.h (revision 36) +++ trunk/sw/drivers/can.h (nonexistent) @@ -1,158 +0,0 @@ - -struct can_type -{ - unsigned char rtr; - unsigned char len; - unsigned short identifier; - unsigned char data[8]; -}; - -typedef struct can_type can_type; - -#define CAN_BUF_LEN 10 - -void can_init(void); -void can_irq(void); - -can_type * can_get(void); //return pointer to first non read received data - -int can_send_basic(); //return (-1) or length (still processing previous) or asserted -void can_abort(void); - -//BOTH MODES -#define CAN_MODE 0x00 -#define CAN_CMD 0x01 -#define CAN_STATUS 0x02 -#define IRQ_READ 0x03 - -#define CAN_ACPT_CODE0 0x04 //only writable while in reset mode -#define CAN_ACPT_MASK0 0x05 //only writable while in reset mode - -#define CAN_BUS_TIMING_0 0x06 //only writable while in reset mode -#define CAN_BUS_TIMING_1 0x07 //only writable while in reset mode - -#define CAN_BUS_CLKDIV 0x1F //only writable while NOT in reset mode - -#define CAN_TX_BUF 0x0A //only accessable while NOT in reset mode -#define CAN_TX_LEN 10 - -#define CAN_RX_BUF 0x14 //free read access for basic mode -#define CAN_RX_LEN 10 - -//only accessable while in reset mode -#define CAN_BUS_MODE 0x1F - - -//EXTENDED MODE ONLY -//only for extended mode & only accessable while in reset mode -#define CAN_IRQ_EN_EXT 0x04 //also writable if NOT in reset mode - -//read only regs -#define CAN_ARBIT_LOSS_CNT 0x0B //cnt of arbitration loss -#define CAN_ERROR_CAPTURE_CODE 0x0C -#define CAN_RX_MSG_CNT 0x1D -//~read only regs - -#define CAN_ERROR_WARN_LIMIT 0x0D - -#define CAN_RX_ERR_CNT 0x0E -#define CAN_TX_ERR_CNT 0x0F - -#define CAN_ACPT_CODE0_EXT 0x10 //also writable if NOT in reset mode -#define CAN_ACPT_CODE1 0x11 -#define CAN_ACPT_CODE2 0x12 -#define CAN_ACPT_CODE3 0x13 - -#define CAN_ACPT_MASK0_EXT 0x14 //also writable if NOT in reset mode -#define CAN_ACPT_MASK1 0x15 -#define CAN_ACPT_MASK2 0x16 -#define CAN_ACPT_MASK3 0x17 - -#define CAN_TX_BUF_EXT 0x10 //accessable if transmit_buffer_status=1 -#define CAN_TX_LEN_EXT 13 //ignores reset mode - -#define CAN_RX_BUF_EXT 0x10 //read access only in NOT reset mode -#define CAN_RX_LEN_EXT 13 - - -//BITS DEFINITIONS - -//BASIC MODE -#define CAN_MODE_RESET 0x01 -#define CAN_MODE_LISTEN_ONLY_BASIC 0x20 -#define CAN_MODE_RECV_IRQ_EN 0x02 -#define CAN_MODE_TX_IRQ_EN 0x04 -#define CAN_MODE_ERROR_IRQ_EN 0x08 -#define CAN_MODE_OVERRUN_IRQ_EN 0x10 -//EXTENDED MODE -#define CAN_MODE_LISTEN_ONLY_EXT 0x02 -#define CAN_MODE_SELF_TEST_MODE 0x04 -#define CAN_MODE_ACPT_FILTER_MODE 0x08 - -//CMD -#define CAN_CMD_CLR_DATA_OVERRUN 0x08 -#define CAN_CMD_RELEASE_BUFFER 0x04 -#define CAN_CMD_TX_REQ 0x11 -#define CAN_CMD_ABORT_TX 0x02 - -//STATUS -#define CAN_STATUS_NODE_BUS_OFF 0x80 -#define CAN_STATUS_ERROR 0x40 -#define CAN_STATUS_TX 0x20 -#define CAN_STATUS_RX 0x10 -#define CAN_STATUS_TX_COMPLETE 0x08 -#define CAN_STATUS_TX_BUF 0x04 -#define CAN_STATUS_OVERRUN 0x02 -#define CAN_STATUS_RX_BUF 0x01 - -//IRQ READ -#define CAN_IRQ_READ_BUS_ERROR 0x80 -#define CAN_IRQ_READ_ARBIT_LOST 0x40 -#define CAN_IRQ_READ_ERROR_PASSIV 0x20 -#define CAN_IRQ_READ_OVERRUN 0x08 -#define CAN_IRQ_READ_ERROR 0x04 -#define CAN_IRQ_READ_TX 0x02 -#define CAN_IRQ_READ_RX 0x01 - -//BUS_TIMING_0 -#define CAN_BUS_TIMING_0_SYNC_JMP_SHIFT 6 -#define CAN_BUS_TIMING_0_SYNC_JMP 0xC0 -#define CAN_BUS_TIMING_0_BAUD_PRESC 0x3F - -//BUS_TIMING_1 -#define CAN_BUS_TIMING_1_TRIPLE_SAMP_SHIFT 7 -#define CAN_BUS_TIMING_1_TRIPLE_SAMP 0x80 -#define CAN_BUS_TIMING_1_TIME_SEG2_SHIFT 4 -#define CAN_BUS_TIMING_1_TIME_SEG2 0x70 -#define CAN_BUS_TIMING_1_TIME_SEG1 0x0F - -//CLKDIV -//only writable while NOT in reset mode -#define CAN_BUS_CLKDIV_MASK 0x07 - - -//EXTENDED MODE ONLY -//CLKMODE -//only writable while in reset mode -#define CAN_BUS_MODE_CLOCK_OFF 0x08 -#define CAN_BUS_MODE_EXTENDED_MODE 0x80 - -//EXTENDED MODE IRQ -#define CAN_IRQ_EN_EXT_BUS_ERROR 0x80 -#define CAN_IRQ_EN_EXT_ARBIT_LOST 0x40 -#define CAN_IRQ_EN_EXT_ERROR_PASSIV 0x20 -#define CAN_IRQ_EN_EXT_OVERRUN 0x08 -#define CAN_IRQ_EN_EXT_ERROR 0x04 -#define CAN_IRQ_EN_EXT_TX 0x02 -#define CAN_IRQ_EN_EXT_RX 0x01 - -//EXTENDED ERROR CODES -#define CAN_ERROR_CAPTURE_CODE_TYPE_SHIFT 6 -#define CAN_ERROR_CAPTURE_CODE_TYPE 0xC0 -#define CAN_ERROR_CAPTURE_CODE_TYPE_BIT 0x0 -#define CAN_ERROR_CAPTURE_CODE_TYPE_FORM 0x1 -#define CAN_ERROR_CAPTURE_CODE_TYPE_STUFF 0x2 -#define CAN_ERROR_CAPTURE_CODE_TYPE_OTHER 0x3 -#define CAN_ERROR_CAPTURE_CODE_DIR 0x40 //1 = TX | 0 = RX -#define CAN_ERROR_CAPTURE_CODE_SEG 0x1F - Index: trunk/sw/drivers/tick.c =================================================================== --- trunk/sw/drivers/tick.c (revision 36) +++ trunk/sw/drivers/tick.c (nonexistent) @@ -1,31 +0,0 @@ -#include "../support/spr_defs.h" -#include "../support/support.h" -#include "tick.h" - -int tick_int; - -void tick_ack(void) -{ - tick_int--; -} - -void tick_init(void) -{ - mtspr(SPR_TTMR, 25000000 & SPR_TTMR_PERIOD); //1s -// mtspr(SPR_TTMR, 125000 & SPR_TTMR_PERIOD); //5ms - - mtspr(SPR_TTMR, mfspr(SPR_TTMR) | SPR_TTMR_RT | SPR_TTMR_IE); //restart after match, enable interrupt - mtspr(SPR_TTMR, mfspr(SPR_TTMR) & ~(SPR_TTMR_IP)); //clears interrupt - - //set OR1200 to accept exceptions - mtspr(SPR_SR, mfspr(SPR_SR) | SPR_SR_TEE); - - tick_int = 0; -} - -void tick_except(void) -{ - tick_int++; - mtspr(SPR_TTMR, mfspr(SPR_TTMR) & ~(SPR_TTMR_IP)); //clears interrupt -} - Index: trunk/sw/drivers/uart.c =================================================================== --- trunk/sw/drivers/uart.c (revision 36) +++ trunk/sw/drivers/uart.c (nonexistent) @@ -1,68 +0,0 @@ -#include "../support/board.h" -#include "../support/support.h" -#include "../support/uart.h" -#include "uart.h" - -void uart_interrupt() -{ - char lala; - unsigned char interrupt_id; - interrupt_id = REG8(UART_BASE + UART_IIR); - if ( interrupt_id & UART_IIR_RDI ) - { - lala = uart_getc(); - uart_putc(lala+1); - } - -} - -void uart_print_str(char *p) -{ - while(*p != 0) { - uart_putc(*p); - p++; - } -} - -void uart_print_long(unsigned long ul) -{ - int i; - char c; - - - uart_print_str("0x"); - for(i=0; i<8; i++) { - - c = (char) (ul>>((7-i)*4)) & 0xf; - if(c >= 0x0 && c<=0x9) - c += '0'; - else - c += 'a' - 10; - uart_putc(c); - } - -} - -void uart_print_short(unsigned long ul) -{ - int i; - char c; - char flag=0; - - - uart_print_str("0x"); - for(i=0; i<8; i++) { - - c = (char) (ul>>((7-i)*4)) & 0xf; - if(c >= 0x0 && c<=0x9) - c += '0'; - else - c += 'a' - 10; - if ((c != '0') || (i==7)) - flag=1; - if(flag) - uart_putc(c); - } - -} - Index: trunk/sw/drivers/Makefile =================================================================== --- trunk/sw/drivers/Makefile (revision 36) +++ trunk/sw/drivers/Makefile (nonexistent) @@ -1,25 +0,0 @@ -all: libdrivers.a - -libdrivers.a: eth.o uart.o interrupts.o can.o i2c.o tick.o - $(OR32_TOOL_PREFIX)-ar cru libdrivers.a eth.o uart.o interrupts.o can.o i2c.o tick.o - $(OR32_TOOL_PREFIX)-ranlib libdrivers.a - -eth.o: eth.c - $(OR32_TOOL_PREFIX)-gcc $(GCC_OPT) $? -c -o $@ - -uart.o: uart.c - $(OR32_TOOL_PREFIX)-gcc $(GCC_OPT) $? -c -o $@ - -interrupts.o: interrupts.c - $(OR32_TOOL_PREFIX)-gcc $(GCC_OPT) $? -c -o $@ - -can.o: can.c - $(OR32_TOOL_PREFIX)-gcc $(GCC_OPT) $? -c -o $@ - -i2c.o: i2c.c - $(OR32_TOOL_PREFIX)-gcc $(GCC_OPT) $? -c -o $@ - -tick.o: tick.c - $(OR32_TOOL_PREFIX)-gcc $(GCC_OPT) $? -c -o $@ - -include ../support/Makefile.inc Index: trunk/sw/drivers/i2c.c =================================================================== --- trunk/sw/drivers/i2c.c (revision 36) +++ trunk/sw/drivers/i2c.c (nonexistent) @@ -1,166 +0,0 @@ -#include "../support/board.h" -#include "../support/support.h" -#include "i2c.h" - -int i2c_rd_done, i2c_wr_done; - -int i2c_pending_write; - -int i2c_rd_ptr, i2c_wr_ptr; - -int i2c_buf_overflow; -i2c_type i2c_data[I2C_BUF_LEN]; - -unsigned char start, pointer_write, write_hbyte, write_lbyte, read_hbyte, read_lbyte; -unsigned char cmd_list[5]; -unsigned char dat_list[5]; -int i2c_index; -int i2c_end; - -i2c_type * i2c_get(void) -{ - if ( !i2c_rd_done ) - return NULL; - - i2c_rd_done--; - - int tmp; - tmp = i2c_rd_ptr; - - if (i2c_rd_ptr < I2C_BUF_LEN-1) - i2c_rd_ptr++; - else - i2c_rd_ptr = 0; - - return &i2c_data[tmp]; -} - -void i2c_init(void) -{ - REG8(I2C_BASE+I2C_PRESC_HI) = 0x00; - REG8(I2C_BASE+I2C_PRESC_LO) = 49; //100kHz - REG8(I2C_BASE+I2C_CTR) = I2C_CTR_EN | I2C_CTR_IRQ_EN; - i2c_rd_done = 0; - i2c_wr_done = 0; - i2c_index = 0; - i2c_wr_ptr = 0; - i2c_rd_ptr = 0; - i2c_buf_overflow = 0; -} - -void i2c_set_ack_lvl(int ack_lvl, int final_ack_lvl) -{ - int ack, final_ack; - - ack = ( ack_lvl ) ? I2C_CR_NACK : I2C_CR_ACK; - final_ack = ( final_ack_lvl ) ? I2C_CR_NACK : I2C_CR_ACK; - - start = I2C_CR_STA | I2C_CR_WR | ack; - pointer_write = I2C_CR_WR | ack; - write_hbyte = I2C_CR_WR | ack; - write_lbyte = I2C_CR_WR | I2C_CR_STO | final_ack; - read_hbyte = I2C_CR_RD | ack; - read_lbyte = I2C_CR_RD | I2C_CR_STO | final_ack; -} - -void i2c_byte_transfer(void) -{ - if ( i2c_index > 0 ) - if ( cmd_list[i2c_index-1] == read_hbyte ) - i2c_data[i2c_wr_ptr].data = (REG8(I2C_BASE+I2C_RXR) << 8) & 0xFF00; - - REG8(I2C_BASE+I2C_TXR) = dat_list[i2c_index]; - REG8(I2C_BASE+I2C_CR) = cmd_list[i2c_index]; - - i2c_index++; -} - -void i2c_irq(void) -{ - REG8(I2C_BASE+I2C_CR) = I2C_CR_CLR_IRQ; - if (i2c_index <= i2c_end ) - i2c_byte_transfer(); - else - { - if ( cmd_list[i2c_index-1] == read_lbyte ) - i2c_data[i2c_wr_ptr].data |= REG8(I2C_BASE+I2C_RXR); - - i2c_index = 0; - - if ( i2c_pending_write ) - i2c_wr_done = 1; - else - { - if (i2c_wr_ptr < I2C_BUF_LEN-1) - i2c_wr_ptr++; - else - i2c_wr_ptr = 0; - - if (i2c_wr_ptr == i2c_rd_ptr+1) - { - i2c_rd_done = 1; - i2c_buf_overflow++; - } - else - i2c_rd_done++; - } - } -} - -int i2c_trans(i2c_mode * mode, i2c_type * data) -{ - if ( i2c_index != 0 ) //if previous command not fully processed, bail out - return -1; - - i2c_wr_done = 0; - - int i = 0; - - if ( mode->ptr_set || mode->read_write ) //start conditions with pointer set: (write always set ptr) - { - dat_list[i] = (data->address << 1) & I2C_TXR_ADR; - dat_list[i] |= I2C_TXR_W; - cmd_list[i++] = start; - - dat_list[i] = data->pointer; - cmd_list[i++] = pointer_write; - - if ( !mode->read_write ) //REstart for read, NO-REstart for write - { - dat_list[i] = (data->address << 1) & I2C_TXR_ADR; - dat_list[i] |= I2C_TXR_R; - cmd_list[i++] = start; - } - } - else //start conditions with NO pointer set (read only): ONE start - { - dat_list[i] = (data->address << 1) & I2C_TXR_ADR; - dat_list[i] |= I2C_TXR_R; - cmd_list[i++] = start; - } - - if ( mode->byte_word ) //read/write high byte - { - dat_list[i] = data->data >> 8; - cmd_list[i++] = (mode->read_write) ? write_hbyte : read_hbyte; - } - - dat_list[i] = data->data; //read/write low byte - cmd_list[i] = (mode->read_write) ? write_lbyte : read_lbyte; - - i2c_end = i; - - if ( !mode->read_write ) //set data to 0 for read, avoid or implications ((short)data |= byte) - { - i2c_data[i2c_wr_ptr] = *data; - i2c_data[i2c_wr_ptr].data = 0x0000; - } - - i2c_pending_write = mode->read_write; - - i2c_index = 0; - i2c_byte_transfer(); - - return mode->read_write+1; -} - Index: trunk/sw/drivers/interrupts.c =================================================================== --- trunk/sw/drivers/interrupts.c (revision 36) +++ trunk/sw/drivers/interrupts.c (nonexistent) @@ -1,15 +0,0 @@ - -// Dummy or32 except vectors -void buserr_except(){} -void dpf_except(){} -void ipf_except(){} -void align_except(){} -void illegal_except(){} -void dtlbmiss_except(){} -void itlbmiss_except(){} -void range_except(){} -void syscall_except(){} -void res1_except(){} -void trap_except(){} -void res2_except(){} - Index: trunk/sw/drivers/tick.h =================================================================== --- trunk/sw/drivers/tick.h (revision 36) +++ trunk/sw/drivers/tick.h (nonexistent) @@ -1,4 +0,0 @@ - -void tick_init(void); - -void tick_ack(void); Index: trunk/sw/support/Makefile.inc =================================================================== --- trunk/sw/support/Makefile.inc (revision 36) +++ trunk/sw/support/Makefile.inc (revision 35) @@ -4,7 +4,7 @@ #GCC_LIB_OPTS= -lgcc -liberty -GCC_OPT=-mhard-mul -g -nostdlib +GCC_OPT=-mhard-mul -g ifdef UART_PRINTF GCC_OPT += -DUART_PRINTF

/trunk/sw/support/except.S

/trunk/sw/support/uart.c

/trunk/sw/support/support.c

/trunk/sw/support/vfnprintf.c

/trunk/sw/support/support.h

/trunk/sw/support/board.h

/trunk/sw/support/Makefile

/trunk/sw/eth/eth.c

/trunk/sw/eth/eth.h

/trunk/sw/eth/Makefile

/trunk/sw/uart/uart.c

/trunk/sw/uart/Makefile