diff options
Diffstat (limited to 'translate_emulated')
| -rwxr-xr-x | translate_emulated | 21 |
1 files changed, 14 insertions, 7 deletions
diff --git a/translate_emulated b/translate_emulated index d8da585c..b8392095 100755 --- a/translate_emulated +++ b/translate_emulated @@ -41,19 +41,26 @@ cat a.survey |linux/bootstrap/boots dd if=a.bin of=code.img conv=notrunc -if [ `stat --printf="%s" a.bin` -ge 492544 ] # 15 tracks * 63 sectors per track * 512 bytes per sector (keep this sync'd with boot.subx) +file_size() { + stat --printf="%s" $* + # if you're on Mac OS and haven't installed GNU coreutils (coreutils on + # Homebrew or Macports), switch this to: +# stat -f "%z" $* +} + +if [ `file_size a.bin` -ge 492544 ] # 15 tracks * 63 sectors per track * 512 bytes per sector (keep this sync'd with boot.subx) then echo "a.bin won't all be loaded on boot" exit 1 fi -if [ `stat --printf="%s" a.bin` -ge 492544 ] # 15 tracks * 63 sectors per track * 512 bytes per sector +if [ `file_size a.bin` -ge 492544 ] # 15 tracks * 63 sectors per track * 512 bytes per sector then echo "a.bin will overwrite BIOS/Video memory; you'll need to adjust boot.subx to load code to some other non-contiguous area of memory" exit 1 fi -if [ `stat --printf="%s" a.bin` -ge $(($FONT*512)) ] +if [ `file_size a.bin` -ge $(($FONT*512)) ] then echo "a.bin will overwrite font in disk" exit 1 @@ -61,7 +68,7 @@ fi ## Latter half of disk is for debug info -if [ `stat --printf="%s" labels` -ge 1048576 ] # 8 reads * 256 sectors * 512 bytes per sector +if [ `file_size labels` -ge 1048576 ] # 8 reads * 256 sectors * 512 bytes per sector then echo "labels won't all be loaded on abort" exit 1 @@ -78,19 +85,19 @@ dd if=labels of=code.img seek=$DEBUG conv=notrunc ## Font data at another well-defined location cat font.subx |sed 's,/[^ ]*,,' |linux/bootstrap/bootstrap run linux/hex > a.font -if [ `stat --printf="%s" a.font` -ge 262144 ] # 0x200 sectors * 512 bytes per sector (keep this sync'd with boot.subx) +if [ `file_size a.font` -ge 262144 ] # 0x200 sectors * 512 bytes per sector (keep this sync'd with boot.subx) then echo "font won't all be loaded on boot" exit 1 fi -if [ `stat --printf="%s" a.font` -ge 14680064 ] # 0x00e00000 = 0x00f00000 - 0x00100000 +if [ `file_size a.font` -ge 14680064 ] # 0x00e00000 = 0x00f00000 - 0x00100000 then echo "font is so large it overlaps the ISA memory hole; see https://wiki.osdev.org/Memory_Map_(x86)" exit 1 fi -if [ `stat --printf="%s" a.font` -ge $(( ($DEBUG - $FONT) * 512 )) ] +if [ `file_size a.font` -ge $(( ($DEBUG - $FONT) * 512 )) ] then echo "font will overwrite debug info in disk" exit 1 |