1 files changed, 109 insertions, 0 deletions

diff --git a/drivers/char/ip2/ip2base.c b/drivers/char/ip2/ip2base.c
new file mode 100644
index 000000000000..435ccfc74958
--- /dev/null
+++ b/drivers/char/ip2/ip2base.c
@@ -0,0 +1,109 @@
+// ip2.c
+// This is a dummy module to make the firmware available when needed
+// and allows it to be unloaded when not. Rumor is the __initdata 
+// macro doesn't always works on all platforms so we use this kludge.
+// If not compiled as a module it just makes fip_firm avaliable then
+//  __initdata should work as advertized
+//
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/wait.h>
+
+#ifndef __init
+#define __init
+#endif
+#ifndef __initfunc
+#define __initfunc(a) a
+#endif
+#ifndef __initdata
+#define __initdata
+#endif
+
+#include "ip2types.h"           
+#include "fip_firm.h"           // the meat
+
+int
+ip2_loadmain(int *, int  *, unsigned char *, int ); // ref into ip2main.c
+
+/* Note: Add compiled in defaults to these arrays, not to the structure
+        in ip2.h any longer.  That structure WILL get overridden
+        by these values, or command line values, or insmod values!!!  =mhw=
+*/
+static int io[IP2_MAX_BOARDS]= { 0, 0, 0, 0 };
+static int irq[IP2_MAX_BOARDS] = { -1, -1, -1, -1 }; 
+
+static int poll_only = 0;
+
+MODULE_AUTHOR("Doug McNash");
+MODULE_DESCRIPTION("Computone IntelliPort Plus Driver");
+module_param_array(irq, int, NULL, 0);
+MODULE_PARM_DESC(irq,"Interrupts for IntelliPort Cards");
+module_param_array(io, int, NULL, 0);
+MODULE_PARM_DESC(io,"I/O ports for IntelliPort Cards");
+module_param(poll_only, bool, 0);
+MODULE_PARM_DESC(poll_only,"Do not use card interrupts");
+
+
+static int __init ip2_init(void)
+{
+        if( poll_only ) {
+                /* Hard lock the interrupts to zero */
+                irq[0] = irq[1] = irq[2] = irq[3] = 0;
+        }
+
+        return ip2_loadmain(io,irq,(unsigned char *)fip_firm,sizeof(fip_firm));
+}
+module_init(ip2_init);
+
+MODULE_LICENSE("GPL");
+
+#ifndef MODULE
+/******************************************************************************
+ *      ip2_setup:
+ *              str: kernel command line string
+ *
+ *      Can't autoprobe the boards so user must specify configuration on
+ *      kernel command line.  Sane people build it modular but the others
+ *      come here.
+ *
+ *      Alternating pairs of io,irq for up to 4 boards.
+ *              ip2=io0,irq0,io1,irq1,io2,irq2,io3,irq3
+ *
+ *              io=0 => No board
+ *              io=1 => PCI
+ *              io=2 => EISA
+ *              else => ISA I/O address
+ *
+ *              irq=0 or invalid for ISA will revert to polling mode
+ *
+ *              Any value = -1, do not overwrite compiled in value.
+ *
+ ******************************************************************************/
+static int __init ip2_setup(char *str)
+{
+        int     ints[10];       /* 4 boards, 2 parameters + 2 */
+        int     i, j;
+
+        str = get_options (str, ARRAY_SIZE(ints), ints);
+
+        for( i = 0, j = 1; i < 4; i++ ) {
+                if( j > ints[0] ) {
+                        break;
+                }
+                if( ints[j] >= 0 ) {
+                        io[i] = ints[j];
+                }
+                j++;
+                if( j > ints[0] ) {
+                        break;
+                }
+                if( ints[j] >= 0 ) {
+                        irq[i] = ints[j];
+                }
+                j++;
+        }
+        return 1;
+}
+__setup("ip2=", ip2_setup);
+#endif /* !MODULE */