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Added MZ700 modes, still work needed on the ISR for reliability

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Philip Smart
2020-06-10 21:49:02 +01:00
parent 61cbfc5455
commit 5fafddb097
8 changed files with 66 additions and 15 deletions
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15
include/tranzputer.h
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@@ -93,9 +93,12 @@
#define MZ_MEMORY_RESET 0xE010 // Address when read resets the memory to the default location 0000-0FFF.
#define MZ_CRT_NORMAL 0xE014 // Address when read sets the CRT to normal display mode.
#define MZ_CRT_INVERSE 0xE018 // Address when read sets the CRT to inverted display mode.
#define MZ_80A_CPU_FREQ 2000000 // CPU Speed of the Sharp MZ-80A
#define MZ_700_CPU_FREQ 3580000 // CPU Speed of the Sharp MZ-700
#define MZ_ROM_SA1510_40C "0:\\TZFS\\SA1510.ROM" // Original 40 character Monitor ROM.
#define MZ_ROM_SA1510_80C "0:\\TZFS\\SA1510-8.ROM" // Original Monitor ROM patched for 80 character screen mode.
#define MZ_ROM_1Z_013A "0:\\TZFS\\1Z-013A.ROM" // Original 40 character Monitor ROM for the Sharp MZ700.
#define MZ_ROM_1Z_013A_40C "0:\\TZFS\\1Z-013A.ROM" // Original 40 character Monitor ROM for the Sharp MZ700.
#define MZ_ROM_1Z_013A_80C "0:\\TZFS\\1Z-013A-8.ROM" // Original Monitor ROM patched for the Sharp MZ700 patched for 80 column mode.
#define MZ_ROM_TZFS "0:\\TZFS\\TZFS.ROM" // tranZPUter Filing System ROM.
// CP/M constants.
@@ -128,10 +131,15 @@
#define TZSVC_CMD_CHANGEDIR 0x09 // 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.
#define TZSVC_CMD_LOAD700BIOS80 0x23 //Service command requesting that the MZ700 1Z-013A 80 column patched BIOS is loaded.
#define TZSVC_CMD_LOADBDOS 0x30 // Service command to reload CPM BDOS+CCP.
#define TZSVC_CMD_ADDSDDRIVE 0x31 // Service command to attach a CPM disk to a drive number.
#define TZSVC_CMD_READSDDRIVE 0x32 // Service command to read an attached SD file as a CPM disk drive.
#define TZSVC_CMD_WRITESDDRIVE 0x33 // Service command to write to a CPM disk drive which is an attached SD file.
#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_WILDCARD "*" // Default wildcard file matching.
@@ -525,7 +533,10 @@ 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.
uint16_t loadAddr; // Load address for ROM/File images which need to be dynamic.
union {
uint16_t loadAddr; // Load 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.
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.