Added custom log function for CBM machines.
The log function writes directly to the screen. Combined with the usage of PFS this means that the POSIX layer of the C library isn't referenced anymore thus reducing the memory requirements.
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@ -74,6 +74,12 @@ typedef unsigned short uip_stats_t;
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#define LOADER_CONF_ARCH "lib/unload.h"
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#ifdef HAVE_LOGSCR
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void logscr(const void *msg, unsigned len);
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#else
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#define logscr(msg, len) write(STDERR_FILENO, msg, len)
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#endif
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#if MTU_SIZE
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#define UIP_CONF_BUFFER_SIZE (UIP_LLH_LEN + MTU_SIZE)
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#else /* MTU_SIZE */
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@ -32,7 +32,6 @@
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*
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*/
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#include <unistd.h>
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#include <string.h>
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#include "net/ip/uip.h"
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@ -43,8 +42,8 @@
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void
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uip_log(char *message)
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{
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write(STDERR_FILENO, message, strlen(message));
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write(STDERR_FILENO, "\n", 1);
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logscr(message, strlen(message));
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logscr("\n", 1);
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}
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#endif /* UIP_LOGGING */
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/*-----------------------------------------------------------------------------------*/
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@ -52,9 +51,9 @@ uip_log(char *message)
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void
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log_message(const char *part1, const char *part2)
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{
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write(STDERR_FILENO, part1, strlen(part1));
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write(STDERR_FILENO, part2, strlen(part2));
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write(STDERR_FILENO, "\n", 1);
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logscr(part1, strlen(part1));
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logscr(part2, strlen(part2));
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logscr("\n", 1);
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}
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#endif /* LOG_CONF_ENABLED */
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/*-----------------------------------------------------------------------------------*/
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@ -31,7 +31,7 @@
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# Author: Oliver Schmidt <ol.sc@web.de>
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#
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CONTIKI_TARGET_SOURCEFILES += exec.c lseek.c \
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CONTIKI_TARGET_SOURCEFILES += exec.c logscr.S lseek.c \
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pfs.S pfs-dir.c pfs-dir-asm.S pfs_remove.S pfs_seek.S pfs_write.S
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CONTIKI_CPU = $(CONTIKI)/cpu/6502
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@ -35,6 +35,8 @@
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#ifndef CONTIKI_CONF_H_
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#define CONTIKI_CONF_H_
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#define HAVE_LOGSCR
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#include "6502def.h"
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#if (WITH_PFS && !CFS_IMPL)
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5
platform/c128/lib/logscr.S
Normal file
5
platform/c128/lib/logscr.S
Normal file
@ -0,0 +1,5 @@
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; 2016-04-28, Greg King
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;
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; The C128 function is the same as the C64 function.
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.include "../../c64/lib/logscr.S"
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@ -31,7 +31,7 @@
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# Author: Oliver Schmidt <ol.sc@web.de>
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#
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CONTIKI_TARGET_SOURCEFILES += exec.c lseek.c \
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CONTIKI_TARGET_SOURCEFILES += exec.c logscr.S lseek.c \
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pfs.S pfs-dir.c pfs-dir-asm.S pfs_remove.S pfs_seek.S pfs_write.S
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CONTIKI_CPU = $(CONTIKI)/cpu/6502
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@ -35,6 +35,8 @@
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#ifndef CONTIKI_CONF_H_
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#define CONTIKI_CONF_H_
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#define HAVE_LOGSCR
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#include "6502def.h"
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#if (WITH_PFS && !CFS_IMPL)
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38
platform/c64/lib/logscr.S
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38
platform/c64/lib/logscr.S
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@ -0,0 +1,38 @@
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; 2002-11-16, Ullrich von Bassewitz
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; 2016-04-28, Greg King
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;
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; void logscr(const void *msg, unsigned len);
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.export _logscr
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.import BSOUT
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.import popax
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.importzp ptr1, ptr2
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;--------------------------------------------------------------------------
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.proc _logscr
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eor #$FF
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sta ptr2
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txa
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eor #$FF
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sta ptr2+1 ; remember -count-1
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jsr popax ; get buf
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sta ptr1
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stx ptr1+1
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L1: inc ptr2 ; count the char that will be printed
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bne L2
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inc ptr2+1
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beq L9
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L2: ldy #$00
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lda (ptr1),y
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jsr BSOUT
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inc ptr1
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bne L1
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inc ptr1+1
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bne L1 ; branch always
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L9: rts
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.endproc
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