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More updates for the tranZPUter

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This commit is contained in:
Philip Smart
2020-06-17 23:10:24 +01:00
parent df0df86ced
commit dcc471fc00
12 changed files with 316 additions and 99 deletions
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57
include/tranzputer.h
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@@ -120,6 +120,7 @@
//
#define TZSVC_CMD_STRUCT_ADDR_TZFS 0x0ED80 // Address of the command structure within TZFS - exists in 64K Block 0.
#define TZSVC_CMD_STRUCT_ADDR_CPM 0x4F560 // Address of the command structure within CP/M - exists in 64K Block 4.
#define TZSVC_CMD_STRUCT_ADDR_MZ700 0x6FD80 // Address of the command structure within MZ700 compatible programs - exists in 64K Block 6.
#define TZSVC_CMD_STRUCT_SIZE 0x280 // Size of the inter z80/K64 service command memory.
#define TZSVC_CMD_SIZE (sizeof(t_svcControl)-TZSVC_SECTOR_SIZE)
#define TZVC_MAX_CMPCT_DIRENT_BLOCK TZSVC_SECTOR_SIZE/TZSVC_CMPHDR_SIZE // Maximum number of directory entries per sector.
@@ -130,12 +131,14 @@
#define TZSVC_CMD_READDIR 0x01 // Service command to open a directory and return the first block of entries.
#define TZSVC_CMD_NEXTDIR 0x02 // Service command to return the next block of an open directory.
#define TZSVC_CMD_READFILE 0x03 // Service command to open a file and return the first block.
#define TZSVC_CMD_MEXTREADFILE 0x04 // Service command to return the next block of an open file.
#define TZSVC_CMD_CLOSE 0x05 // Service command to close any open file or directory.
#define TZSVC_CMD_LOADFILE 0x06 // Service command to load a file directly into tranZPUter memory.
#define TZSVC_CMD_SAVEFILE 0x07 // Service command to save a file directly from tranZPUter memory.
#define TZSVC_CMD_ERASEFILE 0x08 // Service command to erase a file on the SD card.
#define TZSVC_CMD_CHANGEDIR 0x09 // Service command to change active directory on the SD card.
#define TZSVC_CMD_NEXTREADFILE 0x04 // Service command to return the next block of an open file.
#define TZSVC_CMD_WRITEFILE 0x05 // Service command to create a file and save the first block.
#define TZSVC_CMD_NEXTWRITEFILE 0x06 // Service command to write the next block to the open file.
#define TZSVC_CMD_CLOSE 0x07 // Service command to close any open file or directory.
#define TZSVC_CMD_LOADFILE 0x08 // Service command to load a file directly into tranZPUter memory.
#define TZSVC_CMD_SAVEFILE 0x09 // Service command to save a file directly from tranZPUter memory.
#define TZSVC_CMD_ERASEFILE 0x0a // Service command to erase a file on the SD card.
#define TZSVC_CMD_CHANGEDIR 0x0b // Service command to change active directory on the SD card.
#define TZSVC_CMD_LOAD40BIOS 0x20 // Service command requesting that the 40 column version of the SA1510 BIOS is loaded.
#define TZSVC_CMD_LOAD80BIOS 0x21 // Service command requesting that the 80 column version of the SA1510 BIOS is loaded.
#define TZSVC_CMD_LOAD700BIOS40 0x22 // Service command requesting that the MZ700 1Z-013A 40 column BIOS is loaded.
@@ -148,8 +151,12 @@
#define TZSVC_CMD_CPU_BASEFREQ 0x40 // Service command to switch to the mainboard frequency.
#define TZSVC_CMD_CPU_ALTFREQ 0x41 // Service command to switch to the alternate frequency provided by the K64F.
#define TZSVC_CMD_CPU_CHGFREQ 0x42 // Service command to set the alternate frequency in hertz.
#define TZSVC_DEFAULT_DIR "MZF" // Default directory where MZF files are stored.
#define TZSVC_DEFAULT_EXT "MZF" // Default file extension for MZF files.
#define TZSVC_DEFAULT_MZF_DIR "MZF" // Default directory where MZF files are stored.
#define TZSVC_DEFAULT_CAS_DIR "CAS" // Default directory where BASIC CASsette files are stored.
#define TZSVC_DEFAULT_BAS_DIR "BAS" // Default directory where BASIC text files are stored.
#define TZSVC_DEFAULT_MZF_EXT "MZF" // Default file extension for MZF files.
#define TZSVC_DEFAULT_CAS_EXT "CAS" // Default file extension for CASsette files.
#define TZSVC_DEFAULT_BAS_EXT "BAS" // Default file extension for BASic script files stored in readable text.
#define TZSVC_DEFAULT_WILDCARD "*" // Default wildcard file matching.
#define TZSVC_RESULT_OFFSET 0x01 // Offset into structure of the result byte.
#define TZSVC_DIRNAME_SIZE 20 // Limit is size of FAT32 directory name.
@@ -176,6 +183,11 @@
#define MZF_COMMENT 0x18 // Comment, used for details of the file or startup code.
#define MZF_COMMENT_LEN 104 // Length of the comment field.
// Constants for other handled file formats.
//
#define CAS_HEADER_SIZE 256 // Size of the CASsette header.
// Pin Constants - Pins assigned at the hardware level to specific tasks/signals.
//
#define MAX_TRANZPUTER_PINS 52
@@ -419,6 +431,14 @@ enum MACHINE_MODE {
MZ80B = 2
};
// Types of file which have handlers and can be processed.
//
enum FILE_TYPE {
MZF = 0,
CAS = 1,
BAS = 2
};
// Structure to define a Sharp MZ80A MZF directory structure. This header appears at the beginning of every Sharp MZ80A tape (and more recently archived/emulator) images.
//
typedef struct __attribute__((__packed__)) {
@@ -552,11 +572,16 @@ typedef struct __attribute__((__packed__)) {
uint16_t trackNo; // For virtual drives with track and sector this is the track number
uint16_t sectorNo; // For virtual drives with tracl and sector this is the sector number.
uint8_t fileNo; // File number of a file within the last directory listing to open/update.
uint8_t fileType; // Type of file being processed.
union {
uint16_t loadAddr; // Load address for ROM/File images which need to be dynamic.
uint16_t saveAddr; // Save address for ROM/File images which need to be dynamic.
uint16_t cpuFreq; // CPU Frequency in KHz - used for setting of the alternate CPU clock frequency.
};
uint16_t loadSize; // Size for ROM/File to be loaded.
union {
uint16_t loadSize; // Size for ROM/File to be loaded.
uint16_t saveSize; // Size for ROM/File to be saved.
};
uint8_t directory[TZSVC_DIRNAME_SIZE]; // Directory in which to look for a file. If no directory is given default to MZF.
uint8_t filename[TZSVC_FILENAME_SIZE]; // File to open or create.
uint8_t wildcard[TZSVC_WILDCARD_SIZE]; // A basic wildcard pattern match filter to be applied to a directory search.
@@ -627,9 +652,9 @@ FRESULT loadVideoFrameBuffer(char *, enum VIDEO_FRAMES);
FRESULT saveVideoFrameBuffer(char *, enum VIDEO_FRAMES);
char *getVideoFrame(enum VIDEO_FRAMES);
char *getAttributeFrame(enum VIDEO_FRAMES);
FRESULT loadZ80Memory(const char *, uint32_t, uint32_t, uint32_t, uint8_t, uint8_t);
FRESULT loadZ80Memory(const char *, uint32_t, uint32_t, uint32_t, uint32_t *, uint8_t, uint8_t);
FRESULT saveZ80Memory(const char *, uint32_t, uint32_t, t_svcDirEnt *, uint8_t);
FRESULT loadMZFZ80Memory(const char *, uint32_t, uint8_t, uint8_t);
FRESULT loadMZFZ80Memory(const char *, uint32_t, uint32_t *, uint8_t, uint8_t);
// Getter/Setter methods!
uint8_t isZ80Reset(void);
@@ -640,15 +665,17 @@ void convertSharpFilenameToAscii(char *, char *, uint8_t);
// tranZPUter OS i/f methods.
uint8_t setZ80SvcStatus(uint8_t);
void svcSetDefaults(void);
void svcSetDefaults(enum FILE_TYPE);
uint8_t svcReadDir(uint8_t);
uint8_t svcFindFile(char *, char *, uint8_t);
uint8_t svcReadDirCache(uint8_t);
uint8_t svcFindFileCache(char *, char *, uint8_t);
uint8_t svcCacheDir(const char *, uint8_t);
uint8_t svcReadFile(uint8_t);
uint8_t svcLoadFile(void);
uint8_t svcEraseFile(void);
uint8_t svcReadFile(uint8_t, enum FILE_TYPE);
uint8_t svcWriteFile(uint8_t, enum FILE_TYPE);
uint8_t svcLoadFile(enum FILE_TYPE);
uint8_t svcSaveFile(enum FILE_TYPE);
uint8_t svcEraseFile(enum FILE_TYPE);
uint8_t svcAddCPMDrive(void);
uint8_t svcReadCPMDrive(void);
uint8_t svcWriteCPMDrive(void);