Tue, 14 Dec 2010 02:41:40 +0000
add CHS param checking (FDC), fix DMA address setting (DMA_XFER)
* Floppy controller wasn't checking CHS values. Fixed.
* DMA ADDRESS COUNT register was implemented completely wrong -- shifts and ANDmasks were wrong. Fixed.
Boot PROM and Loader now run to the point of booting the kernel!
1 #ifndef SIM__HEADER
2 #define SIM__HEADER
4 unsigned int m68k_read_memory_8(unsigned int address);
5 unsigned int m68k_read_memory_16(unsigned int address);
6 unsigned int m68k_read_memory_32(unsigned int address);
7 void m68k_write_memory_8(unsigned int address, unsigned int value);
8 void m68k_write_memory_16(unsigned int address, unsigned int value);
9 void m68k_write_memory_32(unsigned int address, unsigned int value);
10 void cpu_pulse_reset(void);
11 void cpu_set_fc(unsigned int fc);
12 int cpu_irq_ack(int level);
14 #endif /* SIM__HEADER */