bios: Remove shuffle and boot comapi call

Remove the shuffle and boot comapi call.  This is the last of the
comapi calls left; we should now be able to completely remove the
comapi support.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>

2 files changed, 42 insertions, 8 deletions

diff --git a/com32/lib/syslinux/biosboot.c b/com32/lib/syslinux/biosboot.c
new file mode 100644
index 00000000..9bdf84fb
--- /dev/null
+++ b/com32/lib/syslinux/biosboot.c
@@ -0,0 +1,39 @@
+/* ----------------------------------------------------------------------- *
+ *
+ *   Copyright 2014 Intel Corporation; author: H. Peter Anvin
+ *
+ *   Permission is hereby granted, free of charge, to any person
+ *   obtaining a copy of this software and associated documentation
+ *   files (the "Software"), to deal in the Software without
+ *   restriction, including without limitation the rights to use,
+ *   copy, modify, merge, publish, distribute, sublicense, and/or
+ *   sell copies of the Software, and to permit persons to whom
+ *   the Software is furnished to do so, subject to the following
+ *   conditions:
+ *
+ *   The above copyright notice and this permission notice shall
+ *   be included in all copies or substantial portions of the Software.
+ *
+ *   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ *   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ *   OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ *   NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ *   HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ *   WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ *   FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ *   OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * ----------------------------------------------------------------------- */
+
+#include <syslinux/boot.h>
+#include <syslinux/movebits.h>
+
+void bios_do_shuffle_and_boot(uint16_t bootflags, uint32_t descaddr,
+			      const void *descbuf, uint32_t dsize)
+{
+    extern void do_raw_shuffle_and_boot(addr_t, const void *, addr_t);
+
+    syslinux_final_cleanup(bootflags);
+    do_raw_shuffle_and_boot(descaddr, descbuf, dsize);
+    /* Should not return */
+}
diff --git a/com32/lib/syslinux/shuffle.c b/com32/lib/syslinux/shuffle.c
index ce85a5c4..2752c881 100644
--- a/com32/lib/syslinux/shuffle.c
+++ b/com32/lib/syslinux/shuffle.c
@@ -43,6 +43,7 @@
 #include <dprintf.h>
 #include <syslinux/movebits.h>
 #include <klibc/compiler.h>
+#include <syslinux/boot.h>
 
 struct shuffle_descriptor {
     uint32_t dst, src, len;
@@ -78,7 +79,6 @@ int syslinux_do_shuffle(struct syslinux_movelist *fraglist,
     int need_ptrs;
     addr_t desczone, descfree, descaddr;
     int nmoves, nzero;
-    com32sys_t ireg;
 
     descaddr = 0;
     dp = dbuf = NULL;
@@ -224,13 +224,8 @@ bail:
 	return rv;
 
     /* Actually do it... */
-    memset(&ireg, 0, sizeof ireg);
-    ireg.edi.l = descaddr;
-    ireg.esi.l = (addr_t) dbuf;
-    ireg.ecx.l = (addr_t) dp - (addr_t) dbuf;
-    ireg.edx.w[0] = bootflags;
-    ireg.eax.w[0] = 0x0024;
-    __intcall(0x22, &ireg, NULL);
+    bios_do_shuffle_and_boot(bootflags, descaddr, dbuf,
+			     (addr_t)dp - (addr_t)dbuf);
 
     return -1;			/* Shouldn't have returned! */
 }