diff options
Diffstat (limited to 'drivers/block/paride/fit3.c')
| -rw-r--r-- | drivers/block/paride/fit3.c | 211 |
1 files changed, 0 insertions, 211 deletions
diff --git a/drivers/block/paride/fit3.c b/drivers/block/paride/fit3.c deleted file mode 100644 index 275d269458eb..000000000000 --- a/drivers/block/paride/fit3.c +++ /dev/null @@ -1,211 +0,0 @@ -/* - fit3.c (c) 1998 Grant R. Guenther <grant@torque.net> - Under the terms of the GNU General Public License. - - fit3.c is a low-level protocol driver for newer models - of the Fidelity International Technology parallel port adapter. - This adapter is used in their TransDisk 3000 portable - hard-drives, as well as CD-ROM, PD-CD and other devices. - - The TD-2000 and certain older devices use a different protocol. - Try the fit2 protocol module with them. - - NB: The FIT adapters do not appear to support the control - registers. So, we map ALT_STATUS to STATUS and NO-OP writes - to the device control register - this means that IDE reset - will not work on these devices. - -*/ - -#define FIT3_VERSION "1.0" - -#include <linux/module.h> -#include <linux/init.h> -#include <linux/delay.h> -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/wait.h> -#include <asm/io.h> - -#include "paride.h" - -#define j44(a,b) (((a>>3)&0x0f)|((b<<1)&0xf0)) - -#define w7(byte) {out_p(7,byte);} -#define r7() (in_p(7) & 0xff) - -/* cont = 0 - access the IDE register file - cont = 1 - access the IDE command set - -*/ - -static void fit3_write_regr( PIA *pi, int cont, int regr, int val) - -{ if (cont == 1) return; - - switch (pi->mode) { - - case 0: - case 1: w2(0xc); w0(regr); w2(0x8); w2(0xc); - w0(val); w2(0xd); - w0(0); w2(0xc); - break; - - case 2: w2(0xc); w0(regr); w2(0x8); w2(0xc); - w4(val); w4(0); - w2(0xc); - break; - - } -} - -static int fit3_read_regr( PIA *pi, int cont, int regr ) - -{ int a, b; - - if (cont) { - if (regr != 6) return 0xff; - regr = 7; - } - - switch (pi->mode) { - - case 0: w2(0xc); w0(regr + 0x10); w2(0x8); w2(0xc); - w2(0xd); a = r1(); - w2(0xf); b = r1(); - w2(0xc); - return j44(a,b); - - case 1: w2(0xc); w0(regr + 0x90); w2(0x8); w2(0xc); - w2(0xec); w2(0xee); w2(0xef); a = r0(); - w2(0xc); - return a; - - case 2: w2(0xc); w0(regr + 0x90); w2(0x8); w2(0xc); - w2(0xec); - a = r4(); b = r4(); - w2(0xc); - return a; - - } - return -1; - -} - -static void fit3_read_block( PIA *pi, char * buf, int count ) - -{ int k, a, b, c, d; - - switch (pi->mode) { - - case 0: w2(0xc); w0(0x10); w2(0x8); w2(0xc); - for (k=0;k<count/2;k++) { - w2(0xd); a = r1(); - w2(0xf); b = r1(); - w2(0xc); c = r1(); - w2(0xe); d = r1(); - buf[2*k ] = j44(a,b); - buf[2*k+1] = j44(c,d); - } - w2(0xc); - break; - - case 1: w2(0xc); w0(0x90); w2(0x8); w2(0xc); - w2(0xec); w2(0xee); - for (k=0;k<count/2;k++) { - w2(0xef); a = r0(); - w2(0xee); b = r0(); - buf[2*k ] = a; - buf[2*k+1] = b; - } - w2(0xec); - w2(0xc); - break; - - case 2: w2(0xc); w0(0x90); w2(0x8); w2(0xc); - w2(0xec); - for (k=0;k<count;k++) buf[k] = r4(); - w2(0xc); - break; - - } -} - -static void fit3_write_block( PIA *pi, char * buf, int count ) - -{ int k; - - switch (pi->mode) { - - case 0: - case 1: w2(0xc); w0(0); w2(0x8); w2(0xc); - for (k=0;k<count/2;k++) { - w0(buf[2*k ]); w2(0xd); - w0(buf[2*k+1]); w2(0xc); - } - break; - - case 2: w2(0xc); w0(0); w2(0x8); w2(0xc); - for (k=0;k<count;k++) w4(buf[k]); - w2(0xc); - break; - } -} - -static void fit3_connect ( PIA *pi ) - -{ pi->saved_r0 = r0(); - pi->saved_r2 = r2(); - w2(0xc); w0(0); w2(0xa); - if (pi->mode == 2) { - w2(0xc); w0(0x9); w2(0x8); w2(0xc); - } -} - -static void fit3_disconnect ( PIA *pi ) - -{ w2(0xc); w0(0xa); w2(0x8); w2(0xc); - w0(pi->saved_r0); - w2(pi->saved_r2); -} - -static void fit3_log_adapter( PIA *pi, char * scratch, int verbose ) - -{ char *mode_string[3] = {"4-bit","8-bit","EPP"}; - - printk("%s: fit3 %s, FIT 3000 adapter at 0x%x, " - "mode %d (%s), delay %d\n", - pi->device,FIT3_VERSION,pi->port, - pi->mode,mode_string[pi->mode],pi->delay); - -} - -static struct pi_protocol fit3 = { - .owner = THIS_MODULE, - .name = "fit3", - .max_mode = 3, - .epp_first = 2, - .default_delay = 1, - .max_units = 1, - .write_regr = fit3_write_regr, - .read_regr = fit3_read_regr, - .write_block = fit3_write_block, - .read_block = fit3_read_block, - .connect = fit3_connect, - .disconnect = fit3_disconnect, - .log_adapter = fit3_log_adapter, -}; - -static int __init fit3_init(void) -{ - return paride_register(&fit3); -} - -static void __exit fit3_exit(void) -{ - paride_unregister(&fit3); -} - -MODULE_LICENSE("GPL"); -module_init(fit3_init) -module_exit(fit3_exit) |