Merge branch 'master' of git://git.devl.org/git/malvira/libmc1322x into uart-upstream

Conflicts:
	cpu/mc1322x/lib/include/uart.h
	cpu/mc1322x/src/default_lowlevel.c

cpu/mc1322x/doc/lqi-pdr/plot.asy

@@ -2,7 +2,8 @@ import graph;
 size(350,250,IgnoreAspect);
 
 file fin=input("./1000pkt-64len.csv");
-real[][] A=dimension(csv(fin),0,2);
+fin.csv();
+real[][] A=fin.dimension(0,2);
 real[][] pdr=transpose(A);
 
 int[] lqi = sequence(100);

cpu/mc1322x/lib/include/isr.h

@@ -163,6 +163,7 @@ extern void kbi7_isr(void) __attribute__((weak));
 extern void cal_isr(void) __attribute__((weak));
 
 extern void uart1_isr(void) __attribute__((weak));
+extern void uart2_isr(void) __attribute__((weak));
 
 extern void maca_isr(void) __attribute__((weak));
 

cpu/mc1322x/lib/include/mc1322x.h

@@ -44,7 +44,7 @@
 #include "kbi.h"
 #include "maca.h"
 #include "packet.h"
-#include "uart1.h"
+#include "uart.h"
 #include "utils.h"
 #include "asm.h"
 

cpu/mc1322x/lib/include/uart.h

@@ -33,11 +33,94 @@
  *
  */
 
-#ifndef UART1_H
+#ifndef UART_H
-#define UART1_H
+#define UART_H
 
 #include <stdint.h>
 
+/* Timer registers are all 16-bit wide with 16-bit access only */
+#define UART1_BASE      (0x80005000)
+#define UART2_BASE      (0x8000B000)
+
+struct UART_struct {
+	union {
+		uint32_t CON;
+		struct UART_CON {
+           		uint32_t :16;
+			uint32_t TST:1;
+			uint32_t MRXR:1;
+			uint32_t MTXR:1;
+			uint32_t FCE:1;
+			uint32_t FCP:1;
+			uint32_t XTIM:1;
+			uint32_t :2;
+			uint32_t TXOENB:1;
+			uint32_t CONTX:1;
+			uint32_t SB:1;
+			uint32_t ST2:1;
+			uint32_t EP:1;
+			uint32_t PEN:1;
+			uint32_t RXE:1;
+			uint32_t TXE:1;
+		} CONbits;
+	};
+	union {
+		uint32_t STAT;
+		struct UART_STAT {
+           		uint32_t :24;
+			uint32_t TXRDY:1;
+			uint32_t RXRDY:1;
+			uint32_t RUE:1;
+			uint32_t ROE:1;
+			uint32_t TOE:1;
+			uint32_t FE:1;
+			uint32_t PE:1;
+			uint32_t SE:1;
+		} USTATbits;
+	};
+	union {
+		uint32_t DATA;
+		struct UART_DATA {
+           		uint32_t :24;
+			uint32_t DATA:8;
+		} DATAbits;
+	};
+	union {
+		uint32_t RXCON;
+		struct UART_URXCON {
+                        uint32_t :26;
+                        uint32_t LVL:6;
+		} RXCONbits;
+	};
+	union {
+		uint32_t TXCON;
+		struct UART_TXCON {
+                        uint32_t :26;
+			uint32_t LVL:6;
+		} TXCONbits;
+	};
+	union {
+		uint32_t CTS;
+		struct UART_CTS {
+           		uint32_t :27;
+			uint32_t LVL:5;
+		} CTSbits;
+	};
+	union {
+		uint32_t BR;
+		struct UART_BR {
+           		uint32_t INC:16;
+			uint32_t MOD:16;
+		} BRbits;
+	};
+};
+
+static volatile struct UART_struct * const UART1 = (void *) (UART1_BASE);
+static volatile struct UART_struct * const UART2 = (void *) (UART2_BASE);
+
+/* Old uart definitions, for compatibility */
+#ifndef REG_NO_COMPAT
+
 #define UCON      (0)
 /* UCON bits */
 #define UCON_SAMP     10
@@ -51,9 +134,6 @@
 #define UCTS      (0x14)
 #define UBRCNT    (0x18)
 
-#define UART1_BASE (0x80005000)
-#define UART2_BASE (0x8000b000)
-
 #define UART1_UCON       ((volatile uint32_t *) ( UART1_BASE + UCON   ))
 #define UART1_USTAT      ((volatile uint32_t *) ( UART1_BASE + USTAT  ))
 #define UART1_UDATA      ((volatile uint32_t *) ( UART1_BASE + UDATA  ))
@@ -70,6 +150,8 @@
 #define UART2_UCTS       ((volatile uint32_t *) ( UART2_BASE + UCTS   ))
 #define UART2_UBRCNT     ((volatile uint32_t *) ( UART2_BASE + UBRCNT ))
 
+#endif /* REG_NO_COMPAT */
+
 /* The mc1322x has a 32 byte hardware FIFO for transmitted characters.
  * Currently it is always filled from a larger RAM buffer. It would be
  * possible to eliminate that overhead by filling directly from a chain
@@ -95,6 +177,9 @@ extern volatile uint32_t  u1_rx_head, u1_rx_tail;
 #endif
 uint8_t uart1_getc(void);
 
-
+extern volatile uint32_t  u2_head, u2_tail;
+void uart2_putc(char c);
+#define uart2_can_get() (*UART2_URXCON > 0)
+uint8_t uart2_getc(void);
 
 #endif

cpu/mc1322x/lib/uart2.c

@@ -0,0 +1,78 @@
+/*
+ * Copyright (c) 2010, Mariano Alvira <mar@devl.org> and other contributors
+ * to the MC1322x project (http://mc1322x.devl.org)
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the Institute nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * This file is part of libmc1322x: see http://mc1322x.devl.org
+ * for details. 
+ *
+ *
+ */
+
+#include <mc1322x.h>
+#include <stdint.h>
+
+volatile char u2_tx_buf[64];
+volatile uint32_t u2_head, u2_tail;
+
+void uart2_isr(void) {
+ 	while( *UART1_UTXCON != 0 ) {
+		if (u2_head == u2_tail) {
+			disable_irq(UART2);
+			return;
+		}
+		*UART2_UDATA = u2_tx_buf[u2_tail];
+		u2_tail++;		
+		if (u2_tail >= sizeof(u2_tx_buf))
+			u2_tail = 0;
+	}
+}
+
+void uart2_putc(char c) {
+	/* disable UART2 since */
+	/* UART2 isr modifies u2_head and u2_tail */ 
+	disable_irq(UART2);
+
+	if( (u2_head == u2_tail) &&
+	    (*UART2_UTXCON != 0)) {
+		*UART2_UDATA = c;
+	} else {
+		u2_tx_buf[u2_head] = c;
+		u2_head += 1;
+		if (u2_head >= sizeof(u2_tx_buf))
+			u2_head = 0;
+		if (u2_head == u2_tail) { /* drop chars when no room */
+			if (u2_head) { u2_head -=1; } else { u2_head = sizeof(u2_tx_buf); }
+		}
+		enable_irq(UART1);
+	}
+}
+
+uint8_t uart2_getc(void) {
+	while(uart2_can_get() == 0) { continue; }
+	return *UART2_UDATA;
+}

cpu/mc1322x/src/default_lowlevel.c

@@ -45,11 +45,12 @@ void default_vreg_init(void) {
 	*CRM_VREG_CNTL = 0x00000ff8; /* start the regulators */
 }
 
-void uart1_init(uint16_t inc, uint16_t mod, uint8_t samp) {
+void uart1_init(volatile uint16_t inc, volatile uint16_t mod, volatile uint8_t samp) {
 
         /* UART must be disabled to set the baudrate */
-	*UART1_UCON = 0;
+	UART1->CON = 0;
-	*UART1_UBRCNT = ( inc << 16 ) | mod; 
+	
+	UART1->BR = ( inc << 16 ) | mod;
 
 	/* TX and CTS as outputs */
 	GPIO->PAD_DIR_SET.GPIO_14 = 1;
@@ -90,3 +91,34 @@ void uart1_init(uint16_t inc, uint16_t mod, uint8_t samp) {
 	/* enable UART1 interrupts in the interrupt controller */
 	enable_irq(UART1);
 }
+
+void uart2_init(volatile uint16_t inc, volatile uint16_t mod, volatile uint8_t samp) {
+		
+	/* UART must be disabled to set the baudrate */
+	UART2->CON = 0; 
+	UART2->BR = ( inc << 16 ) | mod; 
+
+	/* see Section 11.5.1.2 Alternate Modes */
+	/* you must enable the peripheral first BEFORE setting the function in GPIO_FUNC_SEL */
+	/* From the datasheet: "The peripheral function will control operation of the pad IF */
+	/* THE PERIPHERAL IS ENABLED. Can override with U2_ENABLE_DEFAULT. */
+	UART2->CON = (1 << 0) | (1 << 1); /* enable receive, transmit */
+
+	if(samp == UCON_SAMP_16X) 
+		set_bit(*UART2_UCON, samp);
+
+	/* set GPIO18-19 to UART (UART2 TX and RX)*/
+	GPIO->FUNC_SEL.GPIO_18 = 1;
+	GPIO->FUNC_SEL.GPIO_19 = 1;
+       
+	/* interrupt when there are this number or more bytes free in the TX buffer*/
+	UART2->TXCON = 16;
+	UART2->RXCON = 16;
+
+	u2_head = 0; u2_tail = 0;
+
+	/* tx and rx interrupts are enabled in the UART by default */
+	/* see status register bits 13 and 14 */
+	/* enable UART2 interrupts in the interrupt controller */
+	enable_irq(UART2);
+}

cpu/mc1322x/src/default_lowlevel.h

@@ -42,6 +42,7 @@
 
 void default_vreg_init(void);
 void uart1_init(uint16_t inc, uint16_t mod, uint8_t samp);
+void uart2_init(uint16_t inc, uint16_t mod, uint8_t samp);
 
 void irq_register_timer_handler(int timer, void (*isr)(void));
 

cpu/mc1322x/src/isr.c

@@ -74,6 +74,9 @@ void irq(void)
 		if(bit_is_set(pending, INT_NUM_UART1)) {
 	 		if(uart1_isr != 0) { uart1_isr(); } 
 		}
+		if(bit_is_set(pending, INT_NUM_UART2)) {
+	 		if(uart2_isr != 0) { uart2_isr(); } 
+		}
 		if(bit_is_set(pending, INT_NUM_CRM)) {
 			if(rtc_wu_evt() && (rtc_isr != 0)) { rtc_isr(); }
 			if(kbi_evnt(4) && (kbi4_isr != 0)) { kbi4_isr(); }

cpu/mc1322x/tests/Makefile

@@ -8,13 +8,15 @@ COBJS := tests.o put.o
 # all of the target programs to build
 TARGETS := blink-red blink-green blink-blue blink-white blink-allio \
            uart1-loopback \
+           u1u2-loopback \
            tmr tmr-ints \
            sleep \
            printf \
 	   asm \
 	   adc \
 	   pwm \
-           wdt
+           wdt \
+	   xtal-trim
 
 # these targets are built with space reserved for variables needed by ROM services
 # this space is initialized with a rom call to rom_data_init

cpu/mc1322x/tests/u1u2-loopback.c

@@ -0,0 +1,58 @@
+/*
+ * Copyright (c) 2010, Mariano Alvira <mar@devl.org> and other contributors
+ * to the MC1322x project (http://mc1322x.devl.org)
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the Institute nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * This file is part of libmc1322x: see http://mc1322x.devl.org
+ * for details. 
+ *
+ *
+ */
+
+#include <mc1322x.h>
+#include <board.h>
+
+#include "tests.h"
+#include "config.h"
+
+void main(void) {
+
+	uart1_init(INC,MOD,SAMP);
+	uart2_init(INC,MOD,SAMP);
+	
+	while(1) {
+		if(uart1_can_get()) {
+			/* Receive buffer isn't empty */
+			/* read a byte and write it to the transmit buffer */
+			uart2_putc(uart1_getc());
+		}
+		if(uart2_can_get()) {
+			uart1_putc(uart2_getc());
+		}
+	}
+	
+}

cpu/mc1322x/tests/xtal-trim.c

@@ -0,0 +1,71 @@
+/*
+ * Copyright (c) 2010, Mariano Alvira <mar@devl.org> and other contributors
+ * to the MC1322x project (http://mc1322x.devl.org)
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the Institute nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * This file is part of libmc1322x: see http://mc1322x.devl.org
+ * for details.
+ *
+ *
+ */
+
+#include <mc1322x.h>
+#include <board.h>
+#include <stdio.h>
+
+#include "config.h"
+#include "tests.h"
+
+int main(void) 
+{
+	uint8_t ctune_4pf, ctune, ftune;
+
+	ctune_4pf = 0;
+	ctune = 0;
+	ftune = 0;
+	
+	uart1_init(INC,MOD,SAMP);
+	
+	print_welcome("pwm test\r\n");
+	pack_XTAL_CNTL(ctune_4pf, ctune, ftune, IBIAS);
+
+	for(;;) {
+		switch(uart1_getc()) {
+		case '[': if(ctune > 0)  ctune -= 1; break;
+		case ']': if(ctune < 15) ctune += 1; break;
+		case '-': if(ftune > 0)  ftune -= 1; break;
+		case '=': if(ftune < 31) ftune += 1; break;
+		case ' ': if(ctune_4pf) { ctune_4pf = 0; } else { ctune_4pf = 1;} break;
+		}
+
+		printf("ctune_4pf %d; ctune %d; ftune %d\n\r", ctune_4pf, ctune, ftune);
+		pack_XTAL_CNTL(ctune_4pf, ctune, ftune, IBIAS);
+
+	}
+}
+
+

cpu/mc1322x/tools/burn-mac.pl

@@ -6,10 +6,12 @@ my $oui;
 my $addr = "0x1e000";
 my $iab;
 my $term = "/dev/ttyUSB1";
+my $index = 0;
 
 GetOptions ('iab=s' => \$iab,
 	    'oui=s' => \$oui,
 	    'term=s' => \$term,
+	    'index=s' => \$index,
     ) or die 'bad options';
 
 my $bin = shift;
@@ -59,7 +61,7 @@ reverse @words;
 my $word1 = sprintf("%02X%02X%02X%02X",$words[4],$words[5],$words[6],$words[7]);
 my $word2 = sprintf("%02X%02X%02X%02X",$words[0],$words[1],$words[2],$words[3]);
 
-my $cmd = "mc1322x-load.pl -e -f $bin -z -t $term  -c 'bbmc -l redbee-econotag reset' $addr,0x$word1,0x$word2 &";
+my $cmd = "mc1322x-load.pl -e -f $bin -z -t $term  -c 'bbmc -i $index -l redbee-econotag reset' $addr,0x$word1,0x$word2 &";
 print "$cmd\n";
 system($cmd);
 

cpu/mc1322x/tools/rftestrx2pcap.pl

@@ -47,6 +47,7 @@ my $network = 230; # 802.15.4 no FCS
 
 my $newpacket = 0;
 my $len = 0;
+my $file_empty = 1;
 
 print pack('LSSLLLL',($magic,$major,$minor,$zone,$sig,$snaplen,$network));
 
@@ -75,9 +76,13 @@ while(1) {
 		    $newpacket = 0;
 		    print pack('LLLL',($sec,$usec,$len,$len));
 		    print STDERR "new packet: $sec $usec $len " . ($len) . "\n\r";
+		    # This header starts the file
+		    if ($file_empty == 1) {
+		    	$file_empty = 0;
 		    }
-
+		}
-		# packet payload
+		# packet payload (don't start the file with a payload)
+		if ($file_empty == 0) {
 		    print STDERR "dataline: ";		
 		    print STDERR $str . "\n\r";
 
@@ -85,6 +90,8 @@ while(1) {
 		    print pack ('C',hex($data));
 		    }
 		}
+
+	    }
 	    $str = '';
 	}
     }

cpu/mc1322x/tools/test-grid/burn-macs.pl

@@ -44,7 +44,8 @@ for (my $t=0; $t<$terms; $t++) {
 	my $word2 = sprintf("%02X%02X%02X%02X",$words[0],$words[1],$words[2],$words[3]);
 
 	my $ftdi_num = $terms - $t - 1;
-	my $cmd = "mc1322x-load.pl -e -f $bin -z -t /dev/ttyUSB$dev_num  -c 'bbmc -l redbee-econotag -i $ftdi_num reset' $addr,0x$word1,0x$word2 &";
+
+	my $cmd = "../burn-mac.pl --iab=a8c --term=/dev/ttyUSB$dev_num --index=$ftdi_num $bin $dev_num";
 	print "$cmd\n";
 	system($cmd);
 }