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Commit before merge of v2

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This commit is contained in:
Philip Smart
2020-09-02 11:24:08 +01:00
parent 29116f8b3f
commit 08b71c8b62
9 changed files with 257 additions and 60 deletions
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22
include/tranzputer.h
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@@ -36,7 +36,7 @@
// Configurable constants.
//
//#define DECODE_Z80_IO 3 // Flag to enable code, via interrupt, to capture Z80 actions on I/O ports an Memory mapped I/O.
//#define DECODE_Z80_IO 3 // Flag to enable code, via interrupt, to capture Z80 actions on I/O ports an Memory mapped I/O.
// 0 = No code other than direct service request interrupts.
// 1 = Decode Z80 I/O address operations.
// 2 = Decode Z80 I/O operations with data.
@@ -44,6 +44,7 @@
#define REFRESH_BYTE_COUNT 8 // This constant controls the number of bytes read/written to the z80 bus before a refresh cycle is needed.
#define RFSH_BYTE_CNT 256 // Number of bytes we can write before needing a full refresh for the DRAM.
#define TZBOARD 210 // tranZPUter SW Hardware versions - v1.0 = 110, v1.1 = 110, v2.0 = 200 and v2.1 = 210
#define HOST_MON_TEST_VECTOR 0x4 // Address in the host monitor to test to identify host type.
// tranZPUter Memory Modes - select one of the 32 possible memory models using these constants.
//
@@ -156,6 +157,7 @@
#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_CMD_EXIT 0x7F // Service command to terminate TZFS and restart the machine in original mode.
#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.
@@ -411,9 +413,17 @@ enum VIDEO_FRAMES {
WORKING = 1
};
// Possible machines the tranZPUter can emulate.
// Values in the host monitor ROM to identify a machine type.
//
enum MACHINE_MODE {
enum MACHINE_MONITOR_ID {
MZ80A_MONITOR_ID = 0xa8,
MZ700_MONITOR_ID = 0xe6,
MZ80B_MONITOR_ID = 0x03
};
// Possible machines the tranZPUter can be hosted on and can emulate.
//
enum MACHINE_TYPES {
MZ80A = 0,
MZ700 = 1,
MZ80B = 2
@@ -519,8 +529,8 @@ typedef struct {
enum CTRL_MODE ctrlMode; // Mode of control, ie normal Z80 Running, controlling mainboard, controlling tranZPUter.
enum BUS_DIRECTION busDir; // Direction the bus has been configured for.
enum MACHINE_MODE machineMode; // Machine compatibility, 0 = Sharp MZ-80A, 1 = MZ-700, 2 = MZ-80B
enum MACHINE_TYPES hostType; // The underlying host machine, 0 = Sharp MZ-80A, 1 = MZ-700, 2 = MZ-80B
enum MACHINE_TYPES machineMode; // Machine compatibility, 0 = Sharp MZ-80A, 1 = MZ-700, 2 = MZ-80B
t_mz700 mz700; // MZ700 emulation control to detect IO commands and adjust the memory map accordingly.
t_mz80b mz80b; // MZ-80B emulation control to detect IO commands and adjust the memory map and I/O forwarding accordingly.
@@ -675,9 +685,11 @@ uint8_t svcReadCPMDrive(void);
uint8_t svcWriteCPMDrive(void);
uint32_t getServiceAddr(void);
void processServiceRequest(void);
uint8_t loadBIOS(const char *biosFileName, uint8_t machineMode, uint32_t loadAddr);
void loadTranZPUterDefaultROMS(void);
void tranZPUterControl(void);
uint8_t testTZFSAutoBoot(void);
void setHost(void);
void setupTranZPUter(void);
#if defined __APP__