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mist-devel.mist-firmware/config.c

421 lines
12 KiB
C

#include "errors.h"
#include "hardware.h"
#include "mmc.h"
#include "fat.h"
#include "osd.h"
#include "fpga.h"
#include "fdd.h"
#include "hdd.h"
#include "firmware.h"
#include "menu.h"
#include "config.h"
#include <stdio.h>
#include <string.h>
configTYPE config;
fileTYPE file;
extern char s[40];
char configfilename[12];
char DebugMode=0;
unsigned char romkey[3072];
RAFile romfile;
char UploadKickstart(char *name)
{
int keysize=0;
char filename[12];
strncpy(filename, name, 8); // copy base name
strcpy(&filename[8], "ROM"); // add extension
BootPrint("Checking for Amiga Forever key file:");
if(FileOpen(&file,"ROM KEY"))
{
keysize=file.size;
if(file.size<sizeof(romkey))
{
int c=0;
while(c<keysize)
{
FileRead(&file, &romkey[c]);
c+=512;
FileNextSector(&file);
}
BootPrint("Loaded Amiga Forever key file");
}
else
BootPrint("Amiga Forever keyfile is too large!");
}
BootPrint("Loading file: ");
BootPrint(filename);
if (RAOpen(&romfile, filename))
{
if (romfile.size == 0x80000)
{ // 512KB Kickstart ROM
BootPrint("Uploading 512 KB Kickstart...");
PrepareBootUpload(0xF8, 0x08);
SendFile(&romfile);
return(1);
}
if ((romfile.size == 0x8000b) && keysize)
{ // 512KB Kickstart ROM
BootPrint("Uploading 512 KB Kickstart (Probably Amiga Forever encrypted...)");
PrepareBootUpload(0xF8, 0x08);
SendFileEncrypted(&romfile,romkey,keysize);
return(1);
}
else if (romfile.size == 0x40000)
{ // 256KB Kickstart ROM
BootPrint("Uploading 256 KB Kickstart...");
PrepareBootUpload(0xF8, 0x04);
SendFile(&romfile);
return(1);
}
else if ((romfile.size == 0x4000b) && keysize)
{ // 256KB Kickstart ROM
BootPrint("Uploading 256 KB Kickstart (Probably Amiga Forever encrypted...");
PrepareBootUpload(0xF8, 0x04);
SendFileEncrypted(&romfile,romkey,keysize);
return(1);
}
else
{
BootPrint("Unsupported ROM file size!");
}
}
else
{
siprintf(s, "No \"%s\" file!", filename);
BootPrint(s);
}
return(0);
}
char UploadActionReplay()
{
if (RAOpen(&romfile, "AR3 ROM"))
{
if (romfile.file.size == 0x40000)
{ // 256 KB Action Replay 3 ROM
BootPrint("\nUploading Action Replay ROM...");
PrepareBootUpload(0x40, 0x04);
SendFile(&romfile);
ClearMemory(0x440000, 0x40000);
return(1);
}
else
{
BootPrint("\nUnsupported AR3.ROM file size!!!");
/* FatalError(6); */
return(0);
}
}
return(0);
}
void SetConfigurationFilename(int config)
{
if(config)
siprintf(configfilename,"MINIMIG%dCFG",config);
else
strcpy(configfilename,"MINIMIG CFG");
}
unsigned char ConfigurationExists(char *filename)
{
if(!filename)
filename=configfilename; // Use slot-based filename if none provided.
if (FileOpen(&file, filename))
{
return(1);
}
return(0);
}
unsigned char LoadConfiguration(char *filename)
{
static const char config_id[] = "MNMGCFG0";
char updatekickstart=0;
char result=0;
unsigned char key;
if(!filename)
filename=configfilename; // Use slot-based filename if none provided.
// load configuration data
if (FileOpen(&file, filename))
{
BootPrint("Opened configuration file\n");
iprintf("Configuration file size: %lu\r", file.size);
if (file.size == sizeof(config))
{
FileRead(&file, sector_buffer);
configTYPE *tmpconf=(configTYPE *)&sector_buffer;
// check file id and version
if (strncmp(tmpconf->id, config_id, sizeof(config.id)) == 0)
{
// A few more sanity checks...
if(tmpconf->floppy.drives<=4)
{
// If either the old config and new config have a different kickstart file,
// or this is the first boot, we need to upload a kickstart image.
if(strncmp(tmpconf->kickstart.name,config.kickstart.name,8)!=0)
updatekickstart=true;
memcpy((void*)&config, (void*)sector_buffer, sizeof(config));
result=1; // We successfully loaded the config.
}
else
BootPrint("Config file sanity check failed!\n");
}
else
BootPrint("Wrong configuration file format!\n");
}
else
iprintf("Wrong configuration file size: %lu (expected: %lu)\r", file.size, sizeof(config));
}
if(!result)
{
BootPrint("Can not open configuration file!\n");
BootPrint("Setting config defaults\n");
// set default configuration
memset((void*)&config, 0, sizeof(config)); // Finally found default config bug - params were reversed!
strncpy(config.id, config_id, sizeof(config.id));
strncpy(config.kickstart.name, "KICK ", sizeof(config.kickstart.name));
config.kickstart.long_name[0] = 0;
config.memory = 0x15;
config.cpu = 0;
config.chipset = 0;
config.floppy.speed=CONFIG_FLOPPY2X;
config.floppy.drives=1;
config.enable_ide=0;
config.hardfile[0].enabled = 1;
strncpy(config.hardfile[0].name, "HARDFILE", sizeof(config.hardfile[0].name));
config.hardfile[0].long_name[0]=0;
strncpy(config.hardfile[1].name, "HARDFILE", sizeof(config.hardfile[1].name));
config.hardfile[1].long_name[0]=0;
config.hardfile[1].enabled = 2; // Default is access to entire SD card
updatekickstart=true;
BootPrint("Defaults set\n");
}
key = OsdGetCtrl();
if (key == KEY_F1)
config.chipset |= CONFIG_NTSC; // force NTSC mode if F1 pressed
if (key == KEY_F2)
config.chipset &= ~CONFIG_NTSC; // force PAL mode if F2 pressed
ApplyConfiguration(updatekickstart);
return(result);
}
void ApplyConfiguration(char reloadkickstart)
{
ConfigCPU(config.cpu);
if(reloadkickstart)
{
ConfigChipset(config.chipset | CONFIG_TURBO); // set CPU in turbo mode
ConfigFloppy(1, CONFIG_FLOPPY2X); // set floppy speed
OsdReset(RESET_BOOTLOADER);
if (!UploadKickstart(config.kickstart.name))
{
strcpy(config.kickstart.name, "KICK ");
if (!UploadKickstart(config.kickstart.name))
FatalError(6);
}
if (!CheckButton() && !config.disable_ar3) // if menu button pressed don't load Action Replay
{
#ifndef ACTIONREPLAY_BROKEN
if(config.memory & 0x20)
BootPrint("More than 2MB of Fast RAM configured - disabling Action Replay!");
else
UploadActionReplay();
#endif
}
}
else
{
ConfigChipset(config.chipset);
ConfigFloppy(config.floppy.drives, config.floppy.speed);
}
// Whether or not we uploaded a kickstart image we now need to set various parameters from the config.
if(OpenHardfile(0))
{
switch(hdf[0].type) // Customise message for SD card access
{
case (HDF_FILE | HDF_SYNTHRDB):
siprintf(s, "\nHardfile 1 (with fake RDB): %.8s.%.3s", hdf[1].file.name, &hdf[1].file.name[8]);
break;
case HDF_FILE:
siprintf(s, "\nHardfile 0: %.8s.%.3s", hdf[0].file.name, &hdf[0].file.name[8]);
break;
case HDF_CARD:
siprintf(s, "\nHardfile 0: using entire SD card");
break;
default:
siprintf(s, "\nHardfile 0: using SD card partition %d",hdf[0].type-HDF_CARD); // Number from 1
break;
}
BootPrint(s);
siprintf(s, "CHS: %u.%u.%u", hdf[0].cylinders, hdf[0].heads, hdf[0].sectors);
BootPrint(s);
siprintf(s, "Size: %lu MB", ((((unsigned long) hdf[0].cylinders) * hdf[0].heads * hdf[0].sectors) >> 11));
BootPrint(s);
siprintf(s, "Offset: %ld", hdf[0].offset);
BootPrint(s);
}
if(OpenHardfile(1))
{
switch(hdf[1].type)
{
case (HDF_FILE | HDF_SYNTHRDB):
siprintf(s, "\nHardfile 1 (with fake RDB): %.8s.%.3s", hdf[1].file.name, &hdf[1].file.name[8]);
break;
case HDF_FILE:
siprintf(s, "\nHardfile 1: %.8s.%.3s", hdf[1].file.name, &hdf[1].file.name[8]);
break;
case HDF_CARD:
siprintf(s, "\nHardfile 1: using entire SD card");
break;
default:
siprintf(s, "\nHardfile 1: using SD card partition %d",hdf[1].type-HDF_CARD); // Number from 1
break;
}
BootPrint(s);
siprintf(s, "CHS: %u.%u.%u", hdf[1].cylinders, hdf[1].heads, hdf[1].sectors);
BootPrint(s);
siprintf(s, "Size: %lu MB", ((((unsigned long) hdf[1].cylinders) * hdf[1].heads * hdf[1].sectors) >> 11));
BootPrint(s);
siprintf(s, "Offset: %ld", hdf[1].offset);
BootPrint(s);
}
ConfigIDE(config.enable_ide, config.hardfile[0].present && config.hardfile[0].enabled, config.hardfile[1].present && config.hardfile[1].enabled);
siprintf(s, "CPU clock : %s", config.chipset & 0x01 ? "turbo" : "normal");
BootPrint(s);
siprintf(s, "Chip RAM size : %s", config_memory_chip_msg[config.memory & 0x03]);
BootPrint(s);
siprintf(s, "Slow RAM size : %s", config_memory_slow_msg[config.memory >> 2 & 0x03]);
BootPrint(s);
siprintf(s, "Fast RAM size : %s", config_memory_fast_msg[config.memory >> 4 & 0x03]);
BootPrint(s);
siprintf(s, "Floppy drives : %u", config.floppy.drives + 1);
BootPrint(s);
siprintf(s, "Floppy speed : %s", config.floppy.speed ? "fast": "normal");
BootPrint(s);
BootPrint("");
siprintf(s, "\nA600 IDE HDC is %s.", config.enable_ide ? "enabled" : "disabled");
BootPrint(s);
siprintf(s, "Master HDD is %s.", config.hardfile[0].present ? config.hardfile[0].enabled ? "enabled" : "disabled" : "not present");
BootPrint(s);
siprintf(s, "Slave HDD is %s.", config.hardfile[1].present ? config.hardfile[1].enabled ? "enabled" : "disabled" : "not present");
BootPrint(s);
#if 0
if (cluster_size < 64)
{
BootPrint("\n***************************************************");
BootPrint( "* It's recommended to reformat your memory card *");
BootPrint( "* using 32 KB clusters to improve performance *");
BootPrint( "* when using large hardfiles. *"); // AMR
BootPrint( "***************************************************");
}
iprintf("Bootloading is complete.\r");
#endif
BootPrint("\nExiting bootloader...");
ConfigMemory(config.memory);
ConfigCPU(config.cpu);
ConfigFilter(config.filter.lores, config.filter.hires);
ConfigScanlines(config.scanlines);
if(reloadkickstart)
{
WaitTimer(5000);
BootExit();
}
else
OsdReset(RESET_NORMAL);
ConfigChipset(config.chipset);
ConfigFloppy(config.floppy.drives, config.floppy.speed);
}
unsigned char SaveConfiguration(char *filename)
{
if(!filename)
filename=configfilename; // Use slot-based filename if none provided.
// save configuration data
if (FileOpen(&file, filename))
{
iprintf("Configuration file size: %lu\r", file.size);
if (file.size != sizeof(config))
{
file.size = sizeof(config);
if (!UpdateEntry(&file))
return(0);
}
memset((void*)&sector_buffer, 0, sizeof(sector_buffer));
memcpy((void*)&sector_buffer, (void*)&config, sizeof(config));
FileWrite(&file, sector_buffer);
return(1);
}
else
{
iprintf("Configuration file not found!\r");
iprintf("Trying to create a new one...\r");
strncpy(file.name, filename, 11);
file.attributes = 0;
file.size = sizeof(config);
if (FileCreate(0, &file))
{
iprintf("File created.\r");
iprintf("Trying to write new data...\r");
memset((void*)sector_buffer, 0, sizeof(sector_buffer));
memcpy((void*)sector_buffer, (void*)&config, sizeof(config));
if (FileWrite(&file, sector_buffer))
{
iprintf("File written successfully.\r");
return(1);
}
else
iprintf("File write failed!\r");
}
else
iprintf("File creation failed!\r");
}
return(0);
}