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implement handling of to specified disks > 0 in the command codes as only 

1 disk (disk 0) is supported
This commit is contained in:
Oliver Lehmann 2013-05-09 12:30:25 +00:00
parent 77b370f20b
commit 298f0c3816
6 changed files with 39 additions and 11 deletions
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4
P8000_WDC_Emulator/P8000_WDC_Emulator/wdc_if_disk.h
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@ -26,7 +26,7 @@
*/ */
/* /*
* $Id: wdc_if_disk.h,v 1.10 2013/05/04 15:40:14 olivleh1 Exp $ * $Id: wdc_if_disk.h,v 1.11 2013/05/09 12:30:25 olivleh1 Exp $
*/ */
#ifndef WDC_IF_DISK_H_ #ifndef WDC_IF_DISK_H_
@ -56,6 +56,8 @@ t_drv_write_block drv_write_block;
t_drv_read_multiblock drv_read_multiblock; t_drv_read_multiblock drv_read_multiblock;
t_drv_write_multiblock drv_write_multiblock; t_drv_write_multiblock drv_write_multiblock;
#define wdc_number_of_disks() 1
#define WDC_BLOCKLEN 512 #define WDC_BLOCKLEN 512
#endif /* WDC_IF_DISK_H_ */ #endif /* WDC_IF_DISK_H_ */

12
P8000_WDC_Emulator/P8000_WDC_Emulator/wdc_if_p8000.c
View File

@ -26,7 +26,7 @@
*/ */
/* /*
* $Id: wdc_if_p8000.c,v 1.16 2013/05/04 15:40:15 olivleh1 Exp $ * $Id: wdc_if_p8000.c,v 1.17 2013/05/09 12:30:25 olivleh1 Exp $
*/ */
#include "wdc_config.h" #include "wdc_config.h"
@ -38,11 +38,11 @@
void wdc_wait_for_reset () void wdc_wait_for_reset ()
{ {
while ( isset_info_reset() ) { port_data_set ( DATA_CLEAR );
port_data_set ( DATA_CLEAR ); port_info_set ( INFO_CLEAR );
port_info_set ( INFO_CLEAR ); wdc_set_initialized ( 1 );
wdc_set_initialized ( 1 );
} while ( isset_info_reset() ) {}
} }
uint8_t wdc_read_data_from_p8k ( uint8_t *buffer, uint16_t count, uint8_t wdc_status ) uint8_t wdc_read_data_from_p8k ( uint8_t *buffer, uint16_t count, uint8_t wdc_status )

18
P8000_WDC_Emulator/P8000_WDC_Emulator/wdc_main.c
View File

@ -27,7 +27,7 @@
/* /*
* $Id: wdc_main.c,v 1.35 2013/05/09 00:16:04 olivleh1 Exp $ * $Id: wdc_main.c,v 1.36 2013/05/09 12:30:25 olivleh1 Exp $
* *
*/ */
@ -165,6 +165,22 @@ main ( void )
} else { } else {
wdc_send_error(); wdc_send_error();
} }
/* if the specified drive exceeds the number of drives, no drive commands are allowed */
} else if ( cmd_buffer[1] >= wdc_number_of_disks()
&& ( cmd_buffer[0] == CMD_RD_SECTOR
|| cmd_buffer[0] == CMD_FMTRD_TRACK
|| cmd_buffer[0] == CMD_RD_BLOCK
|| cmd_buffer[0] == CMD_WR_BLOCK
|| cmd_buffer[0] == CMD_FMTBTT_TRACK
|| cmd_buffer[0] == CMD_VER_TRACK
|| ( cmd_buffer[0] == CMD_RD_BTTAB && !wdc_get_btt_cleared() )
)
) {
if ( cmd_buffer[0] == CMD_RD_BTTAB ) {
wdc_send_errorcode ( ERR_BTT_INVALID );
} else {
wdc_send_errorcode ( ERR_DRIVE_NOT_READY );
}
} else { } else {
switch ( cmd_buffer[0] ) { switch ( cmd_buffer[0] ) {

4
P8000_WDC_Emulator/P8000_WDC_Emulator/wdc_main.h
View File

@ -26,7 +26,7 @@
*/ */
/* /*
* $Id: wdc_main.h,v 1.14 2013/05/04 15:40:15 olivleh1 Exp $ * $Id: wdc_main.h,v 1.15 2013/05/09 12:30:25 olivleh1 Exp $
*/ */
#ifndef MAIN_H_ #ifndef MAIN_H_
@ -59,8 +59,10 @@
#define CMD_ST_PARBTT 0xc2 /* store Parameter block and BTT on hard disk */ #define CMD_ST_PARBTT 0xc2 /* store Parameter block and BTT on hard disk */
#define ERR_STANDARD 0x01 #define ERR_STANDARD 0x01
#define ERR_DRIVE_NOT_READY 0x03
#define ERR_SECT_N_ON_SURFACE 0x0A #define ERR_SECT_N_ON_SURFACE 0x0A
#define ERR_BTT_FULL 0x16 #define ERR_BTT_FULL 0x16
#define ERR_BTT_INVALID 0x18
#define ERR_NO_DRIVE_READY 0x27 #define ERR_NO_DRIVE_READY 0x27
#define ERR_CYL0_NOT_READABLE 0x31 #define ERR_CYL0_NOT_READABLE 0x31

9
P8000_WDC_Emulator/P8000_WDC_Emulator/wdc_par.c
View File

@ -26,7 +26,7 @@
*/ */
/* /*
* $Id: wdc_par.c,v 1.9 2013/05/04 15:40:15 olivleh1 Exp $ * $Id: wdc_par.c,v 1.10 2013/05/09 12:30:25 olivleh1 Exp $
*/ */
#include <avr/pgmspace.h> #include <avr/pgmspace.h>
@ -104,6 +104,7 @@ const uint8_t
uint8_t valid_disk = 1; uint8_t valid_disk = 1;
uint8_t initialized; uint8_t initialized;
uint8_t btt_cleared = 0;
void wdc_read_par_table ( uint8_t *buffer, uint16_t count ) void wdc_read_par_table ( uint8_t *buffer, uint16_t count )
{ {
@ -146,6 +147,7 @@ void wdc_del_wdc_btt ()
} }
par_table[122 + POS_PAR_WDC_BTT] = 0xff; par_table[122 + POS_PAR_WDC_BTT] = 0xff;
btt_cleared = 1;
} }
void wdc_read_wdc_btt ( uint8_t *buffer, uint16_t count ) void wdc_read_wdc_btt ( uint8_t *buffer, uint16_t count )
@ -278,3 +280,8 @@ uint8_t wdc_get_initialized ()
{ {
return initialized; return initialized;
} }
uint8_t wdc_get_btt_cleared ()
{
return btt_cleared;
}

3
P8000_WDC_Emulator/P8000_WDC_Emulator/wdc_par.h
View File

@ -26,7 +26,7 @@
*/ */
/* /*
* $Id: wdc_par.h,v 1.6 2013/05/04 15:40:15 olivleh1 Exp $ * $Id: wdc_par.h,v 1.7 2013/05/09 12:30:25 olivleh1 Exp $
*/ */
#ifndef WDC_PAR_H_ #ifndef WDC_PAR_H_
@ -52,6 +52,7 @@ extern void wdc_set_no_disk ();
extern uint8_t wdc_get_num_of_drvs (); extern uint8_t wdc_get_num_of_drvs ();
extern void wdc_set_initialized ( uint8_t num ); extern void wdc_set_initialized ( uint8_t num );
extern uint8_t wdc_get_initialized (); extern uint8_t wdc_get_initialized ();
extern uint8_t wdc_get_btt_cleared ();
#define POS_PAR_VERSION 0 /* defines at which position in the PAR table the WDC version string starts */ #define POS_PAR_VERSION 0 /* defines at which position in the PAR table the WDC version string starts */
#define POS_PAR_WDC_PAR 8 /* defines at which position in the PAR table the WDC parameter section starts */ #define POS_PAR_WDC_PAR 8 /* defines at which position in the PAR table the WDC parameter section starts */