| /* |
| * PDC support |
| */ |
| #define OPT_PDC_CACHE 5 |
| #define OPT_PDC_ADD_VALID 12 |
| #define OPT_PDC_CHASSIS 2 /* LED's */ |
| #define OPT_PDC_IODC 8 /* console I/O */ |
| #define IODC_CONSOLE_OUT 3 /* bytes out serial port */ |
| #define IODC_CONSOLE_IN 2 /* bytes in serial port */ |
| |
| #define PGZ_MEM_PDC 0x0388 /* location of PDC_ENTRY in memory */ |
| #define PGZ_CONSOLE_STRUCT 0x3A0 /* console config info */ |
| #define CALL_PDC (*(int (*)())((int *)(*((int *)PGZ_MEM_PDC)))) |
| |
| #define putDebugChar outbyte |
| #define getDebugChar inbyte |
| |
| /* |
| * IODC support |
| */ |
| #define MAX_BUS_CONVERTERS 6 |
| #define MAX_LAYERS 6 |
| #define IO_CONSOLE_INPUT 2 |
| #define IO_CONSOLE_OUTPUT 3 |
| |
| struct _dev { |
| unsigned char flags; /* auto-search and auto-boot */ |
| unsigned char bus_convert[MAX_BUS_CONVERTERS]; |
| unsigned char pm; /* fixed field of HPA */ |
| unsigned int layer[MAX_LAYERS]; /* device dependent layers */ |
| unsigned int hpa; /* device HPA */ |
| unsigned int spa; /* device SPA */ |
| unsigned int *iodc_io; /* address of ENTRY_IO in mem */ |
| unsigned int class; /* device class */ |
| }; |
| |
| /* |
| * Register defintions |
| */ |
| #define gr0 %r0 /* always ZERO */ |
| #define gr1 %r1 /* ADDIL results only */ |
| #define gr2 %r2 /* return address */ |
| #define gr3 %r3 /* scratch registers */ |
| #define gr4 %r4 |
| #define gr5 %r5 |
| #define gr6 %r6 |
| #define gr7 %r7 |
| #define gr8 %r8 |
| #define gr9 %r9 |
| #define gr10 %r10 |
| #define gr11 %r11 |
| #define gr12 %r12 |
| #define gr13 %r13 |
| #define gr14 %r14 |
| #define gr15 %r15 |
| #define gr16 %r16 |
| #define gr17 %r17 |
| #define gr18 %r18 |
| #define gr19 %r19 /* 4th temp register */ |
| #define gr20 %r20 /* 3rd temp register */ |
| #define gr21 %r21 /* 2rd temp register */ |
| #define gr22 %r22 /* 1rd temp register */ |
| #define gr23 %r23 /* argument 3 */ |
| #define gr24 %r24 /* argument 2 */ |
| #define gr25 %r25 /* argument 1 */ |
| #define gr26 %r26 /* argument 0 */ |
| #define gr27 %r27 /* global data pointer */ |
| #define gr28 %r28 /* return value */ |
| #define gr29 %r29 /* return value, static link */ |
| #define gr30 %r30 /* stack pointer */ |
| #define gr31 %r31 /* millicode return pointer */ |
| |
| /* |
| * extra definitions, calling conventions |
| */ |
| #define rp gr2 /* return address */ |
| #define sp gr30 /* stack pointer */ |
| #define dp gr27 /* global data area pointer */ |
| |
| /* |
| * extra definitions, argument passing |
| */ |
| #define Arg0 gr26 /* pdc function to perform */ |
| #define Arg1 gr25 /* args to the pdc function */ |
| #define Arg2 gr24 |
| #define Arg3 gr23 |
| |
| /* |
| * Special Processor Registers |
| */ |
| #define SAR %cr11 /* shift amount register */ |
| #define IVA %cr14 /* Interruption Vector Address */ |
| #define EIEM %cr15 /* EIEM reg */ |
| #define EIR %cr23 /* EIR reg */ |
| #define TIMER %cr16 /* interval timer */ |
| #define CCR %cr10 /* coprocessor control reg. */ |
| |
| /* |
| * ASCII escape code |
| */ |
| #define NULL 0x00 /* <break> soft-reset (input only) */ |
| #define DELP 0x03 /* <ctrl>C del-collapse (input only, non-std) */ |
| #define DELE 0x04 /* <ctrl>D del-to_eol (input only, non-std) */ |
| #define BELL 0x07 /* <ctrl>G bell - audio */ |
| #define BS 0x08 /* <ctrl>H back space (left arrow) */ |
| #define HT 0x09 /* <ctrl>I horizontal tab */ |
| #define LF 0x0a /* <ctrl>J line feed (down arrow) */ |
| #define VT 0x0b /* <ctrl>K vertical tab (up arrow) */ |
| #define FF 0x0c /* <ctrl>L form feed (right arrow) */ |
| #define RTN 0x0d /* <ctrl>M carrage return */ |
| #define CR 0x0d /* <ctrl>M carrage return */ |
| |
| #define INSC 0x0e /* <ctrl>N insert char (input only, non-std) */ |
| #define XON 0x11 /* <ctrl>Q DC1 - continue */ |
| #define BT 0x12 /* <ctrl>R reverse tab (input only, non-std) */ |
| #define XOFF 0x13 /* <ctrl>S DC3 - wait */ |
| #define INSE 0x16 /* <ctrl>V insert-expand (input only, non-std) */ |
| #define DELC 0x18 /* <ctrl>X delete char (input only, non-std) */ |
| #define CLRH 0x1a /* <ctrl>Z clear/home (input only) */ |
| #define ESC 0x1b /* <ctrl>[ escape (must call key again) */ |
| #define ENDL 0x1c /* <ctrl>\ cursor-to-eol (input only, non-std) */ |
| #define HOME 0x1e /* <ctrl>^ cursor home (input only) */ |
| #define DEL 0x7f /* <shift>BS destructive backspace */ |
