forked from M-Labs/artiq
PPP support (TCP broken)
This commit is contained in:
parent
063e88d75a
commit
dc709a77b8
@ -1,42 +0,0 @@
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import logging
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import serial
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import struct
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from artiq.coredevice.comm_generic import CommGeneric
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logger = logging.getLogger(__name__)
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class Comm(CommGeneric):
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def __init__(self, dmgr, serial_dev, baud_rate=115200):
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super().__init__()
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self.serial_dev = serial_dev
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self.baud_rate = baud_rate
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def open(self):
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if hasattr(self, "port"):
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return
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self.port = serial.serial_for_url(self.serial_dev,
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baudrate=self.baud_rate)
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self.reset_session()
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def close(self):
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if not hasattr(self, "port"):
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return
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self.port.close()
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del self.port
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def read(self, length):
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result = bytes()
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while len(result) < length:
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result += self.port.read(length - len(result))
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return result
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def write(self, data):
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remaining = len(data)
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pos = 0
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while remaining:
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written = self.port.write(data[pos:])
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remaining -= written
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pos += written
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@ -32,8 +32,33 @@ CORE4FILES=core/ipv4/icmp.c \
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# NETIFFILES: Files implementing various generic network interface functions.
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NETIFFILES=netif/etharp.c
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PPPFILES=netif/ppp/auth.c \
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netif/ppp/ccp.c \
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netif/ppp/chap-md5.c \
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netif/ppp/chap_ms.c \
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netif/ppp/chap-new.c \
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netif/ppp/demand.c \
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netif/ppp/eap.c \
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netif/ppp/ecp.c \
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netif/ppp/eui64.c \
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netif/ppp/fsm.c \
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netif/ppp/ipcp.c \
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netif/ppp/ipv6cp.c \
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netif/ppp/lcp.c \
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netif/ppp/magic.c \
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netif/ppp/mppe.c \
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netif/ppp/multilink.c \
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netif/ppp/ppp.c \
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netif/ppp/pppcrypt.c \
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netif/ppp/pppoe.c \
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netif/ppp/pppol2tp.c \
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netif/ppp/pppos.c \
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netif/ppp/upap.c \
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netif/ppp/utils.c \
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netif/ppp/vj.c
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# LWIPFILES: All the above.
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LWIPFILES=$(COREFILES) $(CORE4FILES) $(NETIFFILES)
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LWIPFILES=$(COREFILES) $(CORE4FILES) $(NETIFFILES) $(PPPFILES)
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LWIPOBJS:=$(LWIPFILES:.c=.o) liteethif.o
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@ -46,6 +71,7 @@ prepare:
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ln -s $(LIBLWIP_DIRECTORY)/arch arch
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mkdir -p core/ipv4
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mkdir -p netif
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mkdir -p netif/ppp
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core/%.o: $(LWIPDIR)/core/%.c
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$(compile)
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@ -56,6 +82,9 @@ core/ipv4/%.o: $(LWIPDIR)/core/ipv4/%.c
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netif/%.o: $(LWIPDIR)/netif/%.c
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$(compile)
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netif/ppp/%.o: $(LWIPDIR)/netif/ppp/%.c
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$(compile)
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%.o: $(LIBLWIP_DIRECTORY)/%.c
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$(compile)
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@ -181,4 +181,10 @@ a lot of data that needs to be copied, this should be set high. */
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#define SYS_STATS
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#endif /* STATS */
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/* ---------- PPP ---------- */
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#define PPP_SUPPORT 1
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#define PPPOS_SUPPORT 1
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#define PPP_IPV4_SUPPORT 1
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#endif /* __LWIPOPTS_H__ */
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@ -8,7 +8,6 @@
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#include <generated/csr.h>
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#include <hw/flags.h>
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#ifdef CSR_ETHMAC_BASE
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#include <lwip/init.h>
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#include <lwip/memp.h>
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#include <lwip/ip4_addr.h>
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@ -17,8 +16,13 @@
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#include <lwip/sys.h>
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#include <lwip/tcp.h>
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#include <lwip/timers.h>
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#ifdef CSR_ETHMAC_BASE
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#include <netif/etharp.h>
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#include <liteethif.h>
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#else
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#include <netif/ppp/ppp.h>
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#include <netif/ppp/pppos.h>
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#include <lwip/sio.h>
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#endif
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#include "bridge_ctl.h"
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@ -32,24 +36,40 @@
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#include "analyzer.h"
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#include "moninj.h"
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#ifdef CSR_ETHMAC_BASE
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u32_t sys_now(void)
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{
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return clock_get_ms();
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}
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u32_t sys_jiffies(void)
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{
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return clock_get_ms();
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}
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static struct netif netif;
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#ifndef CSR_ETHMAC_BASE
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static ppp_pcb *ppp;
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#endif
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static void lwip_service(void)
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{
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sys_check_timeouts();
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#ifdef CSR_ETHMAC_BASE
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if(ethmac_sram_writer_ev_pending_read() & ETHMAC_EV_SRAM_WRITER) {
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liteeth_input(&netif);
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ethmac_sram_writer_ev_pending_write(ETHMAC_EV_SRAM_WRITER);
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}
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#else
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if(uart_read_nonblock()) {
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u8_t c;
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c = uart_read();
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pppos_input(ppp, &c, 1);
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}
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#endif
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}
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#ifdef CSR_ETHMAC_BASE
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unsigned char macadr[6];
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static int hex2nib(int c)
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@ -128,6 +148,31 @@ static void network_init(void)
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netif_set_up(&netif);
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netif_set_link_up(&netif);
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}
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#else /* CSR_ETHMAC_BASE */
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static void ppp_status_cb(ppp_pcb *pcb, int err_code, void *ctx)
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{
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}
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u32_t sio_write(sio_fd_t fd, u8_t *data, u32_t len)
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{
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int i;
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for(i=0;i<len;i++)
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uart_write(data[i]);
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return len;
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}
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static void network_init(void)
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{
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ppp = pppos_create(&netif, NULL, ppp_status_cb, NULL);
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ppp_set_auth(ppp, PPPAUTHTYPE_NONE, "", "");
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ppp_set_default(ppp);
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ppp_connect(ppp, 0);
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}
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#endif /* CSR_ETHMAC_BASE */
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static struct net_server_instance session_inst = {
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.port = 1381,
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@ -153,7 +198,7 @@ static struct net_server_instance analyzer_inst = {
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static void regular_main(void)
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{
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puts("Accepting sessions on Ethernet.");
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puts("Accepting sessions on Network.");
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network_init();
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net_server_init(&session_inst);
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#ifdef CSR_RTIO_ANALYZER_BASE
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@ -170,69 +215,6 @@ static void regular_main(void)
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}
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}
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#else /* CSR_ETHMAC_BASE */
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static void reset_serial_session(int signal)
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{
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int i;
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session_end();
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if(signal) {
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/* Signal end-of-session inband with zero length packet. */
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for(i=0;i<4;i++)
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uart_write(0x5a);
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for(i=0;i<4;i++)
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uart_write(0x00);
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}
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session_start();
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}
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static void serial_service(void)
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{
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char *txdata;
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int txlen;
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static char rxdata;
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static int rxpending;
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int r, i;
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if(!rxpending && uart_read_nonblock()) {
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rxdata = uart_read();
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rxpending = 1;
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}
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if(rxpending) {
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r = session_input(&rxdata, 1);
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if(r > 0)
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rxpending = 0;
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if(r < 0)
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/* do not signal if reset was requested by host */
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reset_serial_session(r != -2);
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}
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session_poll((void **)&txdata, &txlen);
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if(txlen > 0) {
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for(i = 0; i < txlen; i++)
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uart_write(txdata[i]);
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session_ack_consumed(txlen);
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session_ack_sent(txlen);
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} else if(txlen < 0) {
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reset_serial_session(1);
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}
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}
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static void regular_main(void)
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{
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puts("Accepting sessions on serial link.");
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/* Open the session for the serial control. */
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session_start();
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while(1) {
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kloader_service_essential_kmsg();
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serial_service();
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}
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}
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#endif
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static void blink_led(void)
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{
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int i;
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@ -1,8 +1,5 @@
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#include <generated/csr.h>
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#ifdef CSR_ETHMAC_BASE
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#include <netif/etharp.h>
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#include <lwip/init.h>
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#include <lwip/memp.h>
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#include <lwip/ip4_addr.h>
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@ -152,5 +149,3 @@ void moninj_init(void)
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udp_bind(listen_pcb, IP_ADDR_ANY, 3250);
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udp_recv(listen_pcb, moninj_recv, NULL);
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}
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#endif /* CSR_ETHMAC_BASE */
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@ -1,7 +1,5 @@
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#include <generated/csr.h>
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#ifdef CSR_ETHMAC_BASE
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#include <lwip/init.h>
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#include <lwip/memp.h>
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#include <lwip/ip4_addr.h>
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@ -10,8 +8,6 @@
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#include <lwip/sys.h>
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#include <lwip/tcp.h>
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#include <lwip/timers.h>
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#include <netif/etharp.h>
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#include <liteethif.h>
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#include "net_server.h"
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@ -227,5 +223,3 @@ void net_server_service(void)
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pcb = pcb->next;
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}
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}
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#endif /* CSR_ETHMAC_BASE */
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