1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87
|
// 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/version.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 "./ip2/ip2types.h"
#include "./ip2/fip_firm.h" // the meat
int
ip2_loadmain(int *, int *, unsigned char *, int ); // ref into ip2main.c
#ifdef MODULE
static int io[IP2_MAX_BOARDS]= { 0,};
static int irq[IP2_MAX_BOARDS] = { 0,};
# if LINUX_VERSION_CODE >= KERNEL_VERSION(2,1,0)
MODULE_AUTHOR("Doug McNash");
MODULE_DESCRIPTION("Computone IntelliPort Plus Driver");
MODULE_PARM(irq,"1-"__MODULE_STRING(IP2_MAX_BOARDS) "i");
MODULE_PARM_DESC(irq,"Interrupts for IntelliPort Cards");
MODULE_PARM(io,"1-"__MODULE_STRING(IP2_MAX_BOARDS) "i");
MODULE_PARM_DESC(io,"I/O ports for IntelliPort Cards");
# endif /* LINUX_VERSION */
//======================================================================
int
init_module(void)
{
int rc;
MOD_INC_USE_COUNT; // hold till done
rc = ip2_loadmain(io,irq,(unsigned char *)fip_firm,sizeof(fip_firm));
// The call to lock and load main, create dep
MOD_DEC_USE_COUNT; //done - kerneld now can unload us
return rc;
}
//======================================================================
int
ip2_init(void)
{
// call to this is int tty_io.c so we need this
return 0;
}
//======================================================================
void
cleanup_module(void)
{
}
MODULE_LICENSE("GPL");
#else // !MODULE
#ifndef NULL
# define NULL ((void *) 0)
#endif
int
ip2_init(void) {
return ip2_loadmain(NULL,NULL,(unsigned char *)fip_firm,sizeof(fip_firm));
}
#endif /* !MODULE */
|