diff options
Diffstat (limited to 'gdb/nlm')
| -rw-r--r-- | gdb/nlm/Makefile.in | 3 | ||||
| -rw-r--r-- | gdb/nlm/aio.h | 3 | ||||
| -rw-r--r-- | gdb/nlm/alpha-io.S | 901 | ||||
| -rw-r--r-- | gdb/nlm/alpha-patch.c | 243 | ||||
| -rw-r--r-- | gdb/nlm/alpha-patch.h | 651 | ||||
| -rwxr-xr-x | gdb/nlm/alpha-uart.c | 179 | ||||
| -rwxr-xr-x | gdb/nlm/alpha-uart.h | 59 | ||||
| -rw-r--r-- | gdb/nlm/alpha.c | 320 | ||||
| -rw-r--r-- | gdb/nlm/alpha.h | 12 |
9 files changed, 424 insertions, 1947 deletions
diff --git a/gdb/nlm/Makefile.in b/gdb/nlm/Makefile.in index 517fc0f..ea765b1 100644 --- a/gdb/nlm/Makefile.in +++ b/gdb/nlm/Makefile.in @@ -196,6 +196,9 @@ TAGFILES = $(SOURCES) ${HFILES} ${ALLPARAM} ${POSSLIBS} .c.o: ${CC_FOR_TARGET} -c ${INTERNAL_CFLAGS} $< +.S.o: + ${CC_FOR_TARGET} -c ${INTERNAL_CFLAGS} $< + all: gdbserve.nlm # Traditionally "install" depends on "all". But it may be useful diff --git a/gdb/nlm/aio.h b/gdb/nlm/aio.h index 37bc28f..7b007db 100644 --- a/gdb/nlm/aio.h +++ b/gdb/nlm/aio.h @@ -1,3 +1,5 @@ +#ifndef _AIO_H_ +#define _AIO_H_ /*----------------------------------------------------------------------------* * * @@ -634,3 +636,4 @@ extern int AIOWriteStatus ( int portHandle, WORD *state ); +#endif /* _AIO_H_ */ diff --git a/gdb/nlm/alpha-io.S b/gdb/nlm/alpha-io.S index 7bb5001..495caac 100644 --- a/gdb/nlm/alpha-io.S +++ b/gdb/nlm/alpha-io.S @@ -20,856 +20,133 @@ */ -/*#include "kxalpha.h"*/ #include "alpha-regdef.h" #define LEAF_ENTRY(NAME) .text ; .align 4 ; .globl NAME ; .ent NAME, 0 ; NAME: ; .frame sp, 0, ra ; .prologue 0 ; -#define PICIACKADR 0xfffffc0100000000 -#define EISABAD 0xfffffc0200000000 -#define EISABIO 0xfffffc0300000000 -#define EISA_SHIFT 7 -#define EISA_BYTE_ADJ 0x80 -#define EISA_WORD_ADJ 0x100 -#define EISA_LONG_ADJ 0x200 -#define HALF_USEC 75 -#define ONE_USEC 150 - - LEAF_ENTRY(flush_i_cache) - call_pal 0x86 // IMB - ret zero, (ra) // return - .end outportb - -//++ -// -// VOID -// { outportX -// ULONG port -// ULONG data -// ) -// X variants are: -// -// b - byte 8 bits -// w - word 16 bits -// t - tri-byte 24 bits -// l - long 32 bits -// -// -// Routine Description: -// -// This function uses the 64-bit super-page to write data to a port -// of the EISA bus for JENSEN. Only AT (ISA) cycles are supported. -// -// Arguments: -// -// port (a0) - port address on the EISA to which to write data -// data (a1) - data to write to the port. -// -// -// Return Value: -// -// None. -// -//-- - - -//+ -// outportb -//-- - LEAF_ENTRY(outportb) - // - // generate super-page address of EISA base address - // upper bits must be sign extension of bit 42 - // va<42:41> = 10 (binary) for super-page address - // - and a0,3,t0 // get byte index from address - insbl a1,t0,t5 // put byte in proper position - and a0,0x1ffffff,t1 // 25 bit mask - ldiq t0,EISABIO // get EISA IO base address - sll t1, 7, a0 // shift 7 for EISA - bis t0,a0,t0 // t0 = address of EISA - stl t5, 0(t0) // write data to port - mb // guarantee write ordering - ret zero, (ra) // return - .end outportb - - -//+ -// outportw -//-- - LEAF_ENTRY(outportw) - // - // generate super-page address of EISA base address - // upper bits must be sign extension of bit 42 - // va<42:41> = 10 (binary) for super-page address - // - and a0,3,t0 // get byte index from address - inswl a1,t0,t5 // put byte in proper position - and a0,0x1ffffff,t1 // 25 bit mask - ldiq t0,EISABIO // get EISA IO base address - or t0,0x20,t0 // t0 = ffff fc03 0000 0020 - word - sll t1, 7, a0 // shift 7 for EISA - bis t0,a0,t0 // t0 = address of EISA - stl t5, 0(t0) // write data to port - mb // guarantee write ordering - ret zero, (ra) // return - .end outportw - - -//+ -// outportl -//-- - LEAF_ENTRY(outportl) - // - // generate super-page address of EISA base address - // upper bits must be sign extension of bit 42 - // va<42:41> = 10 (binary) for super-page address - // - and a0,0x1ffffff,t1 // 25 bit mask - ldiq t0,EISABIO // get EISA IO base address - or t0,0x60,t0 // t0 = ffff fc03 0000 0060 - long - sll t1, 7, a0 // shift 7 for EISA - bis t0,a0,t0 // t0 = address of EISA - stl a1, 0(t0) // write data to port - mb // guarantee write ordering - ret zero, (ra) // return - .end outportl - - - -//+ -// vgastl -//-- - LEAF_ENTRY(vgastl) - // - // generate super-page address of EISA base address - // upper bits must be sign extension of bit 42 - // va<42:41> = 10 (binary) for super-page address - // - sra a0, 3, t0 // right shift addr by 3 - and t0, 3, t1 // and addr with 3 - s8addq t1, zero, t2 // multiply by 8 - sll a1, t2, t3 // left shift data - sll a0, 4, t4 // left shift addr by 4 - lda t0,0xfc00 // t0 = 0000 0000 0000 0c00 - ldah t0,-1(t0) // t0 = ffff ffff ffff 0c00 - sll t0,32,t0 // t0 = ffff fc00 0000 0000 - or t0,t4,t4 // make io address - stl t3, 0(t4) // store data - mb // guarantee write ordering - ret zero, (ra) // return - .end vgastl - - - - -//++ -// -// ULONG -// inportX( -// ULONG port -// ) -// -// X variants are: -// -// b - byte 8 bits -// w - word 16 bits -// t - tri-byte 24 bits -// l - long 32 bits -// -// Routine Description: -// -// This function uses the 64-bit super-page to read data from an EISA -// port for JENSEN. -// -// Arguments: -// -// port (a0) - EISA port number. -// -// Return Value: -// -// data (v0) - the data read and only the low byte is valid -// -//-- - -//+ -// inportb -//-- - LEAF_ENTRY(inportb) - - // - // generate super-page address of EISA, base address - // upper bits must be sign extension of bit 42 - // va<42:41> = 10 (binary) for super-page address - // - and a0,0x1ffffff,t1 // 25 bit mask - ldiq t0,EISABIO // get EISA IO base address - sll t1, 7, t2 // shift 7 for EISA - bis t0,t2,t0 // t0 = address of EISA - ldl v0, 0(t0) // get EISA IO byte - and a0,0x3,t1 // setup word shift count - extbl v0,t1,v0 // put into low byte - ret zero, (ra) // return - .end inportb - - -//+ -// inportw -//-- - LEAF_ENTRY(inportw) - // - // generate super-page address of vti, base address - // upper bits must be sign extension of bit 42 - // va<42:41> = 10 (binary) for super-page address - // - and a0,0x1ffffff,t1 // 25 bit mask - ldiq t0,EISABIO // get EISA IO base addr - or t0,0x20,t0 // t0 = ffff fc03 0000 0020 - word - sll t1, 7, t2 // shift 7 for EISA - bis t0,t2,t0 // t0 = address of EISA - ldl v0, 0(t0) // load EISA word - and a0,0x3,t1 // setup shift count - extwl v0,t1,v0 // put into low word - ret zero, (ra) // return - .end inportw - - - -//+ -// inportl -//-- - LEAF_ENTRY(inportl) - // - // generate super-page address of vti, base address - // upper bits must be sign extension of bit 42 - // va<42:41> = 10 (binary) for super-page address - // - and a0,0x1ffffff,t1 // 25 bit mask - ldiq t0,EISABIO // get EISA IO base address - or t0,0x60,t0 // t0 = ffff fc03 0000 0060 - sll t1, 7, t2 // shift 7 for EISA - bis t0,t2,t0 // t0 = address of EISA - ldl v0, 0(t0) // load EISA word - ret zero, (ra) // return - .end inportl - - -//+ -// vgaldl -//-- - LEAF_ENTRY(vgaldl) - // - // generate super-page address of EISA base address - // upper bits must be sign extension of bit 42 - // va<42:41> = 10 (binary) for super-page address - // - sll a0, 4, t5 // left shift address by 4 - lda t0,0xfc00 // t0 = 0000 0000 0000 fc00 - ldah t0,-1(t0) // t0 = ffff ffff ffff fc00 - sll t0,32,t0 // t0 = ffff fc00 0000 0000 - or t0,t5,t0 // make io address - ldl t4, 0(t0) // load data - sra a0, 3, t1 // right shift addr by 3 - and t1, 3, t2 // and addr with 3 - s8addq t2, zero, t3 // multiply by 8 - srl t4, t3, v0 // right shift data - ret zero, (ra) // return - .end vgaldl - - - - -//+ -// inIack -//-- - - LEAF_ENTRY(inIack) - - // - // get Iack from pic, need two to get the vector - // - ldiq t0,PICIACKADR - ldl v0,0(t0) // load data - and v0,0xff,v0 // make it a byte - ret zero, (ra) // return - .end inIack - - - - - - LEAF_ENTRY(outmemb) - // - // generate super-page address of EISA base address - // upper bits must be sign extension of bit 42 - // va<42:41> = 10 (binary) for super-page address - // - and a0,3,t0 // get byte index from address - insbl a1,t0,t5 // put byte in proper position - - and a0,0x1ffffff,t1 // 25 bit mask - ldiq t0,EISABAD // get EISA address - - sll t1, 7, a0 // shift 7 for EISA - bis t0,a0,t0 // t0 = address of EISA - stl t5, 0(t0) // write data to port - ret zero, (ra) // return - - .end outmemb - - - - LEAF_ENTRY(outmemw) - // - // generate super-page address of EISA base address - // upper bits must be sign extension of bit 42 - // va<42:41> = 10 (binary) for super-page address - // - and a0,3,t0 // get byte index from address - inswl a1,t0,t5 // put byte in proper position - - and a0,0x1ffffff,t1 // 25 bit mask - - ldiq t0,EISABAD // get EISA address - or t0,0x20,t0 // t0 = ffff fc02 0000 0020 - word - - sll t1, 7, a0 // shift 7 for EISA - bis t0,a0,t0 // t0 = address of EISA - stl t5, 0(t0) // write data to port - ret zero, (ra) // return - - .end outmemw - - - - - LEAF_ENTRY(outmeml) - // - // generate super-page address of EISA base address - // upper bits must be sign extension of bit 42 - // va<42:41> = 10 (binary) for super-page address - // - and a0,0x1ffffff,t1 // 25 bit mask - - ldiq t0,EISABAD // get EISA address - or t0,0x60,t0 // t0 = ffff fc02 0000 0060 - long - - sll t1, 7, a0 // shift 7 for EISA - bis t0,a0,t0 // t0 = address of EISA - stl a1, 0(t0) // write data to port - ret zero, (ra) // return - - .end outmeml - - - - LEAF_ENTRY(outbuffb) - - /* Arguments: - a0 address of destination buffer (byte aligned). - a1 address of source buffer in memory (byte aligned) - a2 Number of bytes to move (Count). - */ - - // - // generate super-page address of EISA base address - // upper bits must be sign extension of bit 42 - // va<42:41> = 10 (binary) for super-page address - // - beq a2, donewb // leave if nothing to do - - ldiq t0,EISABAD // get EISA address - - and a0,3,t3 // get byte index from dst address - - and a0,0x1ffffff,t1 // 25 bit mask - sll t1,EISA_SHIFT,t4 // shift 7 for EISA - bis t0,t4,t0 // t0 = address of EISA - -loopwb: - ldq_u t1, 0(a1) // get src data - subl a2, 1, a2 // decrement count - extbl t1, a1,t1 // extract byte - addl a1, 1, a1 // point ot next src address - insbl t1,t3,t1 // insert byte in proper place - stl t1, 0(t0) // write data to EISA memory - addq t0,EISA_BYTE_ADJ, t0 // increment EISA memory pointer - addl t3,1,t3 // increment index - and t3,3,t3 // mask off overflow - bne a2, loopwb -donewb: - ret zero, (ra) - - .end outbuffb - - - - LEAF_ENTRY(outbuffw) - - /* Arguments: - a0 address of destination buffer (word aligned), eisa. - a1 address of source buffer in memory (word aligned) - a2 Number of words to move (Count). - */ - - // - // generate super-page address of EISA base address - // upper bits must be sign extension of bit 42 - // va<42:41> = 10 (binary) for super-page address - // - beq a2, doneww // leave if nothing to do - - ldiq t0,EISABAD // get EISA address - or t0,0x20,t0 // t0 = ffff fc02 0000 0020 - word - - and a0,3,t3 // get word index from dst address - - and a0,0x1ffffff,t1 // 25 bit mask - sll t1,EISA_SHIFT,t4 // shift 7 for EISA - bis t0,t4,t0 // t0 = address of EISA - -loopww: - ldq_u t1, 0(a1) // get src data - subl a2, 1, a2 // decrement count - extwl t1, a1,t1 // extract word - addl a1, 2, a1 // point ot next src address - inswl t1,t3,t1 // insert in proper place - stl t1, 0(t0) // write data to EISA memory - addq t0,EISA_WORD_ADJ, t0 // increment EISA memory pointer - addl t3,2,t3 // increment index - and t3,3,t3 // mask off overflow - bne a2, loopww -doneww: - ret zero, (ra) - - .end outbuffw - - - - - - LEAF_ENTRY(outbuffl) - - /* Arguments: - a0 address of destination buffer (long aligned), eisa. - a1 address of source buffer in memory (long aligned) - a2 Number of longs to move (Count). - */ - - // - // generate super-page address of EISA base address - // upper bits must be sign extension of bit 42 - // va<42:41> = 10 (binary) for super-page address - // - beq a2, donewl // leave if nothing to do - - ldiq t0,EISABAD // get EISA address - or t0,0x60,t0 // t0 = ffff fc02 0000 0060 - long - - and a0,0x1ffffff,t1 // 25 bit mask - sll t1,EISA_SHIFT,t4 // shift 7 for EISA - bis t0,t4,t0 // t0 = address of EISA - -loopwl: - ldl t1, 0(a1) // get src data - subl a2, 1, a2 // decrement count - stl t1, 0(t0) // write data to EISA memory - addl a1, 4, a1 // point ot next src address - addq t0,EISA_LONG_ADJ, t0 // increment EISA memory pointer - bne a2, loopwl -donewl: - ret zero, (ra) - - .end outbuffw - - - - LEAF_ENTRY(inmemb) - - // - // generate super-page address of EISA, base address - // upper bits must be sign extension of bit 42 - // va<42:41> = 10 (binary) for super-page address - // - and a0,0x1ffffff,t1 // 25 bit mask - - ldiq t0,EISABAD // get EISA address - - sll t1, 7, t2 // shift 7 for EISA - bis t0,t2,t0 // t0 = address of EISA - ldl v0, 0(t0) // get EISA byte - - and a0,0x3,t1 // setup word shift count - extbl v0,t1,v0 // put into low byte - - ret zero, (ra) // return - - .end inmemb - - - - - LEAF_ENTRY(inmemw) - - // - // generate super-page address of EISA, base address - // upper bits must be sign extension of bit 42 - // va<42:41> = 10 (binary) for super-page address - // - and a0,0x1ffffff,t1 // 25 bit mask - - ldiq t0,EISABAD // get EISA base addr - or t0,0x20,t0 // t0 = ffff fc02 0000 0020 - word - - sll t1, 7, t2 // shift 7 for EISA - bis t0,t2,t0 // t0 = address of EISA - - ldl v0, 0(t0) // get EISA short - - and a0,0x3,t1 // setup byte shift count - extwl v0,t1,v0 // put into low word - - ret zero, (ra) // return - - .end inmemw - - - - - LEAF_ENTRY(inmeml) - - // - // generate super-page address of EISA, base address - // upper bits must be sign extension of bit 42 - // va<42:41> = 10 (binary) for super-page address - // - and a0,0x1ffffff,t1 // 25 bit mask - - ldiq t0,EISABAD // get EISA base address - or t0,0x60,t0 // t0 = ffff fc02 0000 0060 - long - - sll t1, 7, t2 // shift 7 for EISA - bis t0,t2,t0 // t0 = address of EISA - - ldl v0, 0(t0) // get EISA 4 bytes - ret zero, (ra) // return - - .end inmeml + call_pal 0x86 /* IMB */ + ret zero, (ra) /* return */ + .end flush_i_cache +/* ++ + * + * VOID + * outVti( + * ULONG Port + * ULONG Data + * ) + * + * Routine Description: + * + * This Function Uses The 64-Bit Super-Page To Write Data To A Port + * Of The On-Board VTI Combo Chip For JENSEN. + * + * Arguments: + * + * Port (A0) - Port Number On VTI Chip To Which To Write Data + * data (a1) - data to write to the port, only low byte is significant + * To The VTI + * + * Return Value: + * + * None. + * + */ - LEAF_ENTRY(inbuffb) + LEAF_ENTRY(outVti) /* - Arguments: - - a0 source buffer in eisa bus memory. - a1 destination buffer in memory. - a2 Number of bytes to move (Count). - */ - - // - // generate super-page address of EISA, base address - // upper bits must be sign extension of bit 42 - // va<42:41> = 10 (binary) for super-page address - // - beq a2, donerb // leave if nothing to do - - ldiq t0,EISABAD // get EISA base address - - and a0,3,t3 // get byte index from src address - - and a0,0x1ffffff,t1 // 25 bit mask - sll t1, EISA_SHIFT, t4 // shift 7 for EISA - bis t0,t4,t0 // t0 = address of EISA - -looprb: - ldl t1, 0(t0) // get EISA 4 bytes - subl a2, 1, a2 // decrement byte count - extbl t1, t3, t1 // extract byte - addq t0, EISA_BYTE_ADJ, t0 // increment EISA address - stb t1, 0(a1) // assembler preserves the memory - // behind the newly stored byte - addl a1, 1, a1 // increment memory pointer - addl t3, 1, t3 // point to next byte in long - and t3, 3, t3 // get new index - bne a2, looprb -donerb: - ret zero, (ra) // return - - .end inbuffb - + * generate super-page address of vti, base address + * N.B. - Upper Bits Must Be Sign Extension Of Bit 42 + * va<42:41> = 10 (binary) for super-page address + */ + lda t0, 0xc01c(zero) /* t0 = 0000 0000 0000 c01c */ + ldah t0, -1(t0) /* t0 = ffff ffff ffff c01c */ + sll t0, 28, t0 /* t0 = ffff fc01 c000 0000 */ - LEAF_ENTRY(inbuffw) /* - Arguments: - - a0 source buffer in eisa bus memory. - a1 destination buffer in memory. - a2 Number of words to move (Count). - */ + * Shift In The Port Number To Generate The Port Address We + * wish to access + * N.B. - Access Width Is Always Zero = Byte Access For VTI + */ + sll a0, 9, a0 /* a0 << 9 */ + bis t0, a0, t0 /* T0 = Address Of VTI Port */ - // - // generate super-page address of EISA, base address - // upper bits must be sign extension of bit 42 - // va<42:41> = 10 (binary) for super-page address - // - beq a2, donerw // leave if nothing to do - ldiq t0,EISABAD // get EISA base address - or t0,0x20,t0 // t0 = ffff fc02 0000 0020 - word - - - and a0,3,t3 // get byte index from src address - - and a0,0x1ffffff,t1 // 25 bit mask - sll t1, EISA_SHIFT, t4 // shift 7 for EISA - bis t0,t4,t0 // t0 = address of EISA - -looprw: - ldl t1, 0(t0) // get EISA 4 bytes - subl a2, 1, a2 // decrement word count - extwl t1, t3, t1 // extract word - addq t0, EISA_WORD_ADJ, t0 // increment EISA address - stw t1, 0(a1) // store in dst memory - addl a1, 2, a1 // increment memory pointer - addl t3, 2, t3 // point to next word in long - and t3, 3, t3 // get new index - bne a2, looprw -donerw: - ret zero, (ra) // return - - .end inbuffw - - - - LEAF_ENTRY(inbuffl) /* - Arguments: - - a0 source buffer in eisa bus memory. - a1 destination buffer in memory. - a2 Number of longs to move (Count). - */ - - // - // generate super-page address of EISA, base address - // upper bits must be sign extension of bit 42 - // va<42:41> = 10 (binary) for super-page address - // - beq a2, donerl // leave if nothing to do - - ldiq t0,EISABAD // get EISA base address - or t0,0x60,t0 // t0 = ffff fc02 0000 0060 - long - - and a0,0x1ffffff,t1 // 25 bit mask - sll t1, EISA_SHIFT, t4 // shift 7 for EISA - bis t0,t4,t0 // t0 = address of EISA - -looprl: - ldl v0, 0(t0) // get EISA 4 bytes - subl a2, 1, a2 // decrement long count - stl v0, 0(a1) // store in dst memory - addl a1, 4, a1 // increment memory pointer - addq t0, EISA_LONG_ADJ, t0 // increment EISA address - bne a2, looprl -donerl: - ret zero, (ra) // return - - .end inbuffl - - - - LEAF_ENTRY(inctl) - - // - // generate super-page address of EISA, base address - // upper bits must be sign extension of bit 42 - // va<42:41> = 10 (binary) for super-page address - // - lda t0,0xfc01 // t0 = 0000 0000 0000 fc01 - ldah t0,-1(t0) // t0 = ffff ffff ffff fc01 - sll t0,32,t0 // t0 = ffff fc01 0000 0000 - bis t0,0xe0000000,t0 // t0 = ffff fc01 e000 0000 - - ldl v0, 0(t0) // get EISA byte - and v0,0xff,v0 - - ret zero, (ra) // return - - .end inctl - - - - -//++ -// -// VOID -// outVti( -// ULONG port -// ULONG data -// ) -// -// Routine Description: -// -// This function uses the 64-bit super-page to write data to a port -// of the on-board VTI combo chip for JENSEN. -// -// Arguments: -// -// port (a0) - port number on VTI chip to which to write data -// data (a1) - data to write to the port, only low byte is significant -// to the VTI -// -// Return Value: -// -// None. -// -//-- - - LEAF_ENTRY(outVti) - - // - // generate super-page address of vti, base address - // N.B. - upper bits must be sign extension of bit 42 - // va<42:41> = 10 (binary) for super-page address - // - - lda t0, 0xc01c(zero) // t0 = 0000 0000 0000 c01c - ldah t0, -1(t0) // t0 = ffff ffff ffff c01c - sll t0, 28, t0 // t0 = ffff fc01 c000 0000 - - - // - // Shift in the port number to generate the port address we - // wish to access - // N.B. - access width is always zero = byte access for VTI - // - - sll a0, 9, a0 // a0 << 9 - bis t0, a0, t0 // t0 = address of VTI port + * Do The Port Write, Guarantee That Subsequent Writes (And Reads) + * are ordered with respect to this write and return to caller + */ + stl a1, 0(t0) /* write data to port */ + mb /* guarantee write ordering */ - // - // Do the port write, guarantee that subsequent writes (and reads) - // are ordered with respect to this write and return to caller - // - - stl a1, 0(t0) // write data to port - mb // guarantee write ordering - - ret zero, (ra) // return + ret zero, (ra) /* return */ .end outVti -//++ -// -// ULONG -// inVti( -// ULONG port -// ) -// -// Routine Description: -// -// This function uses the 64-bit super-page to read data from a port -// of the on-board VTI combo chip for JENSEN. -// -// Arguments: -// -// port (a0) - port number on VTI chip to which to write data -// -// Return Value: -// -// data (v0) - the data read from the VTI chip, only the low byte will -// be valid -// -//-- +/* + * + * ULONG + * inVti( + * ULONG Port + * ) + * + * Routine Description: + * + * This Function Uses The 64-Bit Super-Page To Read Data From A Port + * Of The On-Board VTI Combo Chip For JENSEN. + * + * Arguments: + * + * Port (A0) - Port Number On VTI Chip To Which To Write Data + * + * Return Value: + * + * Data (V0) - The Data Read From The VTI Chip, Only The Low Byte Will + * be valid + * + */ LEAF_ENTRY(inVti) - // - // generate super-page address of vti, base address - // N.B. - upper bits must be sign extension of bit 42 - // va<42:41> = 10 (binary) for super-page address - // + /* + * generate super-page address of vti, base address + * N.B. - Upper Bits Must Be Sign Extension Of Bit 42 + * va<42:41> = 10 (binary) for super-page address + */ - lda t0, 0xc01c(zero) // t0 = 0000 0000 0000 c01c - ldah t0, -1(t0) // t0 = ffff ffff ffff c01c - sll t0, 28, t0 // t0 = ffff fc01 c000 0000 + lda t0, 0xc01c(zero) /* t0 = 0000 0000 0000 c01c */ + ldah t0, -1(t0) /* t0 = ffff ffff ffff c01c */ + sll t0, 28, t0 /* t0 = ffff fc01 c000 0000 */ - // - // Shift in the port number to generate the port address we - // wish to access - // N.B. - access width for VTI is always 0 = byte access - // + /* + * Shift In The Port Number To Generate The Port Address We + * wish to access + * N.B. - Access Width For VTI Is Always 0 = Byte Access + */ - sll a0, 9, a0 // a0 << 9 - bis t0, a0, t0 // t0 = address of VTI port + sll a0, 9, a0 /* a0 << 9 */ + bis t0, a0, t0 /* T0 = Address Of VTI Port */ - // - // Do the super-page i/o access and return data to caller - // + /* + * Do The Super-Page I/O Access And Return Data To Caller + */ - ldl v0, 0(t0) // read data from port + ldl v0, 0(t0) /* read data from port */ and v0, 0xff, v0 - ret zero, (ra) // return + ret zero, (ra) /* return */ .end inVti - - - -LEAF_ENTRY(delay_us) - bis zero, ONE_USEC, t1 - rpcc t0 /* RCC T0, read cycle counter */ - -loop0: rpcc t2 /* RCC T2, read cycle counter */ - subl t2, t0, t2 /* check for wrapping */ - bge t2, over0 /* check, and see if negative */ - - ornot t0, zero, t4 /* calculate the offset */ - zap t4, 0xf0, t4 - cmplt t4, t1, t2 - beq t2, done0 - subl t1, t4, t1 /* adjust the counter */ - and zero, t0, t0 /* set t0 to zero */ - -over0: cmplt t2, t1, t2 /* compare these for usec timer */ - bne t2, loop0 /* stay in... */ -done0: ret zero, (ra) - .end delay_us - - - -LEAF_ENTRY(delay_500ns) - bis zero, HALF_USEC, t1 - rpcc t0 /* RCC T0, read cycle counter */ - -loop1: rpcc t2 /* RCC T2, read cycle counter */ - subl t2, t0, t2 /* check for wrapping */ - bge t2, over1 /* check, and see if negative */ - - ornot t0, zero, t4 /* calculate the offset */ - zap t4, 0xf0, t4 - cmplt t4, t1, t2 - beq t2, done1 - subl t1, t4, t1 /* adjust the counter */ - and zero, t0, t0 /* set t0 to zero */ - -over1: cmplt t2, t1, t2 /* compare these for usec timer */ - bne t2, loop1 /* stay in... */ -done1: ret zero, (ra) - .end delay_500ns - - - diff --git a/gdb/nlm/alpha-patch.c b/gdb/nlm/alpha-patch.c deleted file mode 100644 index 7128c3c..0000000 --- a/gdb/nlm/alpha-patch.c +++ /dev/null @@ -1,243 +0,0 @@ -#include <nwtypes.h> -#include "alpha-patch.h" -#include <errno.h> -#include <stdio.h> - -#define CONST const - -/* This file provides stubs and equivalent interfaces for all functions that - the debugger stub needs, but aren't yet implemented. */ - -int -AIOReadData (int portHandle, char *buffer, LONG length, LONG *numberBytesRead) -{ - ULONG c; - - while (1) - { - c = com_interrupt (); - if ((c & ~0377) == COM1) - break; - } - - *buffer = c; - *numberBytesRead = 1; - - return AIO_SUCCESS; -} - -int -AIOWriteData (int portHandle, char *buffer, LONG length, - LONG *numberBytesWritten) - -{ - *numberBytesWritten = length; - - while (length-- > 0) - uart_putchar (COM1, *buffer++); - - return AIO_SUCCESS; -} - -int -AIOAcquirePort (int *hardwareType, int *boardNumber, int *portNumber, - int *portHandle) -{ - return AIO_SUCCESS; -} - -int -AIOConfigurePort (int portHandle, BYTE bitRate, BYTE dataBits, BYTE stopBits, - BYTE parityMode, BYTE flowCtrlMode) -{ - uart_init_line (1, 9600); - - return AIO_SUCCESS; -} - -int -AIOGetPortConfiguration (int portHandle, AIOPORTCONFIG *pPortConfig, - AIODVRCONFIG *pDvrConfig) -{ - fprintf (stderr, "AIOGetPortConfiguration stubbed out\n"); - exit (1); -} - -int -AIOReleasePort (int portHandle) -{ - return AIO_SUCCESS; -} - -int -AIOSetExternalControl (int portHandle, int requestType, int requestValue) -{ - return AIO_SUCCESS; -} - -int -AIOGetExternalStatus (int portHandle, LONG *extStatus, LONG *chgdExtStatus) -{ - fprintf (stderr, "AIOGetExternalStatus stubbed out\n"); - exit (1); -} - -void -StopBell () -{ -} - -int -Breakpoint (int __arg) -{ - fprintf (stderr, "Breakpoint() stubbed out\n"); - exit (1); -} - -/* - * strtol : convert a string to long. - * - * Andy Wilson, 2-Oct-89. - */ - -/* FIXME: It'd be nice to configure around these, but the include files are too - painful. These macros should at least be more portable than hardwired hex - constants. */ - -#define ULONG_MAX ((unsigned long)(~0L)) /* 0xFFFFFFFF */ -#define LONG_MAX ((long)(ULONG_MAX >> 1)) /* 0x7FFFFFFF */ -#define LONG_MIN ((long)(~LONG_MAX)) /* 0x80000000 */ - -extern int errno; - -long -strtol(s, ptr, base) - CONST char *s; char **ptr; int base; -{ - extern unsigned long strtoul(); - int minus=0; - unsigned long tmp; - CONST char *start=s, *eptr; - - if (s==NULL) - { - errno = ERANGE; - if (!ptr) - *ptr = (char *)start; - return 0L; - } - while (isspace(*s)) - s++; - if (*s == '-') { - s++; - minus = 1; - } - else if (*s == '+') - s++; - - /* - * let strtoul do the hard work. - */ - tmp = strtoul(s, &eptr, base); - if (ptr != NULL) - *ptr = (char *)((eptr==s) ? (char *)start : eptr); - if (tmp > (minus ? - (unsigned long) LONG_MIN : (unsigned long) LONG_MAX)) - { - errno = ERANGE; - return (minus ? LONG_MIN : LONG_MAX); - } - return (minus ? (long) -tmp : (long) tmp); -} - -/* - * strtol : convert a string to long. - * - * Andy Wilson, 2-Oct-89. - */ - -#ifndef ULONG_MAX -#define ULONG_MAX ((unsigned long)(~0L)) /* 0xFFFFFFFF */ -#endif - -extern int errno; - -unsigned long -strtoul(s, ptr, base) - CONST char *s; char **ptr; int base; -{ - unsigned long total = 0; - unsigned digit; - CONST char *start=s; - int did_conversion=0; - int overflow = 0; - int negate = 0; - unsigned long maxdiv, maxrem; - - if (s==NULL) - { - errno = ERANGE; - if (!ptr) - *ptr = (char *)start; - return 0L; - } - - while (isspace(*s)) - s++; - if (*s == '+') - s++; - else if (*s == '-') - s++, negate = 1; - if (base==0 || base==16) /* the 'base==16' is for handling 0x */ - { - int tmp; - - /* - * try to infer base from the string - */ - if (*s != '0') - tmp = 10; /* doesn't start with 0 - assume decimal */ - else if (s[1] == 'X' || s[1] == 'x') - tmp = 16, s += 2; /* starts with 0x or 0X - hence hex */ - else - tmp = 8; /* starts with 0 - hence octal */ - if (base==0) - base = (int)tmp; - } - - maxdiv = ULONG_MAX / base; - maxrem = ULONG_MAX % base; - - while ((digit = *s) != '\0') - { - if (digit >= '0' && digit < ('0'+base)) - digit -= '0'; - else - if (base > 10) - { - if (digit >= 'a' && digit < ('a'+(base-10))) - digit = digit - 'a' + 10; - else if (digit >= 'A' && digit < ('A'+(base-10))) - digit = digit - 'A' + 10; - else - break; - } - else - break; - did_conversion = 1; - if (total > maxdiv - || (total == maxdiv && digit > maxrem)) - overflow = 1; - total = (total * base) + digit; - s++; - } - if (overflow) - { - errno = ERANGE; - if (ptr != NULL) - *ptr = (char *)s; - return (ULONG_MAX); - } - if (ptr != NULL) - *ptr = (char *) ((did_conversion) ? (char *)s : (char *)start); - return negate ? -total : total; -} diff --git a/gdb/nlm/alpha-patch.h b/gdb/nlm/alpha-patch.h deleted file mode 100644 index 4452f09..0000000 --- a/gdb/nlm/alpha-patch.h +++ /dev/null @@ -1,651 +0,0 @@ -/* This contains defs for the stubs defined in alpha-patch.c. Many of these - defs are ripped off of other files. */ - -#include "altdebug.h" /* Get StackFrame structure */ - -/* -=-=-= aio.h -=-=-= */ - -/*----------------------------------------------------------------------------* - * * - * NetWare 386 Developer's Asynchronous I/O (AIO) Runtime library * - * * - * This include file defines the constants and prototypes required * - * to use the AIO application interface. * - * * - * (c) Copyright. 1991 Novell, Inc. All rights reserved. * - * * - *----------------------------------------------------------------------------*/ - -typedef unsigned long DWORD; - - -/*----------------------------------------------------------------------------* - * * - * Predefined hardware types for use with the AIOAcquirePort function. * - * * - *----------------------------------------------------------------------------*/ - -#define AIO_COMX_TYPE (1) -#define AIO_ARTIC_TYPE (2) -#define AIO_WNIM_TYPE (3) - - -/*----------------------------------------------------------------------------* - * * - * Function completion code status values. * - * * - * Note that all error statuses are negative values. * - * * - *----------------------------------------------------------------------------*/ - -#define AIO_SUCCESS (0) -#define AIO_BAD_HANDLE (-1) -#define AIO_FAILURE (-2) -#define AIO_FUNC_NOT_SUPPORTED (-3) -#define AIO_INVALID_PARAMETER (-5) -#define AIO_PORT_NOT_AVAILABLE (-6) -#define AIO_QUALIFIED_SUCCESS (-7) -#define AIO_NO_MORE_PORTS (-8) -#define AIO_TYPE_NUMBER_INVALID (-10) -#define AIO_BOARD_NUMBER_INVALID (-11) -#define AIO_PORT_NUMBER_INVALID (-12) -#define AIO_RESOURCE_TAG_INVALID (-13) -#define AIO_DATA_PRESENT (-14) -#define AIO_BAD_REQUEST_TYPE (-15) -#define AIO_PORT_GONE (-20) -#define AIO_RTAG_INVALID (-21) - - -/* This is only for non-CLIB application */ - -#define ASYNCIOSignature 0x4E595341 /* 'NYSA' */ - -/*----------------------------------------------------------------------------* - * * - * Definitions for use with the AIOSetExternalControl function. * - * * - *----------------------------------------------------------------------------*/ - -#define AIO_EXTERNAL_CONTROL (1) -#define AIO_EXTCTRL_DTR (1) -#define AIO_EXTCTRL_RTS (2) - - -#define AIO_BREAK_CONTROL (2) -#define AIO_SET_BREAK_OFF (0) -#define AIO_SET_BREAK_ON (1) - - -#define AIO_FLOW_CONTROL (3) -#define AIO_SOFTWARE_FLOW_CONTROL_OFF (0) -#define AIO_SOFTWARE_FLOW_CONTROL_ON (1) -#define AIO_HARDWARE_FLOW_CONTROL_OFF (0) -#define AIO_HARDWARE_FLOW_CONTROL_ON (2) - - -#define AIO_FLOW_CONTROL_CHARACTERS (4) - -#define AIO_SET_DEADMAN_TIMER (5) - -/*----------------------------------------------------------------------------* - * * - * Definitions for use with the AIOGetExternalStatus function. * - * * - *----------------------------------------------------------------------------*/ - -#define AIO_EXTSTA_RI (0x00000001) -#define AIO_EXTSTA_DCD (0x00000008) -#define AIO_EXTSTA_DSR (0x00000010) -#define AIO_EXTSTA_CTS (0x00000020) -#define AIO_EXTSTA_BREAK (0x00000080) - - -/*----------------------------------------------------------------------------* - * * - * Definitions for use with the AIOFlushBuffers function. * - * * - *----------------------------------------------------------------------------*/ - -#define AIO_FLUSH_WRITE_BUFFER (0x0001) -#define AIO_FLUSH_READ_BUFFER (0x0002) - - -/*----------------------------------------------------------------------------* - * * - * Definitions for use with the AIOReadStatus function. * - * * - *----------------------------------------------------------------------------*/ - -#define AIO_RECEIVE_ACTIVE (0) -#define AIO_RECEIVE_FULL (1) - -/*----------------------------------------------------------------------------* - * * - * Definitions for use with the AIOWriteStatus function. * - * * - *----------------------------------------------------------------------------*/ - -#define AIO_TRANSMIT_IDLE (0) -#define AIO_TRANSMIT_ACTIVE (1) -#define AIO_TRANSMIT_XOFFED (2) - -/*----------------------------------------------------------------------------* - * * - * Definitions for use with the AIOAcquirePort function. * - * * - *----------------------------------------------------------------------------*/ - -#define AIO_HARDWARE_TYPE_WILDCARD (-1) -#define AIO_BOARD_NUMBER_WILDCARD (-1) -#define AIO_PORT_NUMBER_WILDCARD (-1) - -/*----------------------------------------------------------------------------* - * * - * Definitions for use with the AIOConfigurePort function. * - * * - *----------------------------------------------------------------------------*/ - -/* BitRate */ - -#define AIO_BAUD_50 (0) -#define AIO_BAUD_75 (1) -#define AIO_BAUD_110 (2) -#define AIO_BAUD_134p5 (3) -#define AIO_BAUD_150 (4) -#define AIO_BAUD_300 (5) -#define AIO_BAUD_600 (6) -#define AIO_BAUD_1200 (7) -#define AIO_BAUD_1800 (8) -#define AIO_BAUD_2000 (9) -#define AIO_BAUD_2400 (10) -#define AIO_BAUD_3600 (11) -#define AIO_BAUD_4800 (12) -#define AIO_BAUD_7200 (13) -#define AIO_BAUD_9600 (14) -#define AIO_BAUD_19200 (15) -#define AIO_BAUD_38400 (16) -#define AIO_BAUD_57600 (17) -#define AIO_BAUD_115200 (18) - -/* DataBits */ - -#define AIO_DATA_BITS_5 (0) -#define AIO_DATA_BITS_6 (1) -#define AIO_DATA_BITS_7 (2) -#define AIO_DATA_BITS_8 (3) - -/* StopBits */ - -#define AIO_STOP_BITS_1 (0) -#define AIO_STOP_BITS_1p5 (1) -#define AIO_STOP_BITS_2 (2) - -/* Parity */ - -#define AIO_PARITY_NONE (0) -#define AIO_PARITY_ODD (1) -#define AIO_PARITY_EVEN (2) -#define AIO_PARITY_MARK (3) -#define AIO_PARITY_SPACE (4) - -/* FlowControl */ - -#define AIO_SOFTWARE_FLOWCONTROL_OFF (0) -#define AIO_SOFTWARE_FLOWCONTROL_ON (1) -#define AIO_HARDWARE_FLOWCONTROL_OFF (0) -#define AIO_HARDWARE_FLOWCONTROL_ON (2) - -#define AIO_DROPOUT_VALUE (0xFF) - -/*----------------------------------------------------------------------------* - * * - * Definitions for use with AIOPORTCAPABILITIES structure. * - * * - *----------------------------------------------------------------------------*/ - -typedef struct - { - WORD returnLength; /* byte length of capabilities data */ - BYTE majorVersion; - BYTE minorVersion; - LONG notSupportedMask; - BYTE minBitRate; /* minimum bit rate index supported */ - BYTE maxBitRate; /* maximum bit rate index supported */ - BYTE minDataBits; /* minimum data bits per char index supported */ - BYTE maxDataBits; /* maximum data bits per char index supported */ - BYTE minStopBits; /* minimum stop bits per char index supported */ - BYTE maxStopBits; /* maximum stop bits per char index supported */ - BYTE minParityMode; /* minimum parity mode index supported */ - BYTE maxParityMode; /* maximum parity mode index supported */ - BYTE minFlowCtrlMode; /* minimum flow control mode index supported */ - BYTE maxFlowCtrlMode; /* maximum flow control mode index supported */ - LONG miscCapabilities; /* miscellaneous capability flags */ - LONG minReadBufferSize; /* minimum length of receive buffer */ - LONG maxReadBufferSize; /* maximum length of receive buffer */ - LONG minWriteBufferSize; /* minimum length of transmit buffer */ - LONG maxWriteBufferSize; /* maximum length of transmit buffer */ - WORD minDeadmanTime; /* minimum deadman time (seconds) */ - WORD maxDeadmanTime; /* maximum deadman time (seconds) */ - } AIOPORTCAPABILITIES; - -#define AIO_PORT_NS_MINBITRATE (0x80000000) -#define AIO_PORT_NS_MAXBITRATE (0x40000000) -#define AIO_PORT_NS_MINDATABITS (0x20000000) -#define AIO_PORT_NS_MAXDATABITS (0x10000000) -#define AIO_PORT_NS_MINSTOPBITS (0x08000000) -#define AIO_PORT_NS_MAXSTOPBITS (0x04000000) -#define AIO_PORT_NS_MINPARITYMODE (0x02000000) -#define AIO_PORT_NS_MAXPARITYMODE (0x01000000) -#define AIO_PORT_NS_MINFLOWCTRLMODE (0x00800000) -#define AIO_PORT_NS_MAXFLOWCTRLMODE (0x00400000) -#define AIO_PORT_NS_MISCCAPABILITIES (0x00200000) -#define AIO_PORT_NS_MINREADBUFFERSIZE (0x00100000) -#define AIO_PORT_NS_MAXREADBUFFERSIZE (0x00080000) -#define AIO_PORT_NS_MINWRITEBUFFERSIZE (0x00040000) -#define AIO_PORT_NS_MAXWRITEBUFFERSIZE (0x00020000) -#define AIO_PORT_NS_MINDEADMANTIME (0x00010000) -#define AIO_PORT_NS_MAXDEADMANTIME (0x00008000) - -#define AIO_PORT_CAPS_NOT_SUPPORTED (0x00007FFF) -#define AIO_PORT_CAPS_MAJOR_VERSION (1) -#define AIO_PORT_CAPS_MINOR_VERSION (0) - -#define AIO_CAP_OUTPUT_BREAK (0x00000002) -#define AIO_CAP_FLOWCTRLCHARS (0x00000004) -#define AIO_CAP_PROGRAMMABLE (0x00000008) -#define AIO_CAP_INPUT (0x00000010) -#define AIO_CAP_OUTPUT (0x00000020) - - -typedef struct - { - WORD returnLength; /* byte length of driver capabilities structure */ - BYTE byteData[2]; - } AIODVRCAPABILITIES; - -#define AIO_NO_STRUCT_DATA_RETURNED (2) - -/*----------------------------------------------------------------------------* - * * - * Definitions for use with the AIOGetPortsRollCall function. * - * * - *----------------------------------------------------------------------------*/ - -typedef struct - { - WORD returnLength; /* byte length of port info data */ - BYTE majorVersion; - BYTE minorVersion; - LONG notSupportedMask; - int hardwareType; /* value used with AIOAcquirePort */ - int boardNumber; /* " */ - int portNumber; /* " */ - WORD availability; /* availability of port for acquire */ - LONG externalStatus; /* current external status value for port */ - LONG chgdExternalStatus; /* changed external status value for port */ - } AIOPORTINFO; - -#define AIO_INFO_NS_HARDWARETYPE (0x80000000) -#define AIO_INFO_NS_BOARDNUMBER (0x40000000) -#define AIO_INFO_NS_PORTNUMBER (0x20000000) -#define AIO_INFO_NS_AVAILABILITY (0x10000000) -#define AIO_INFO_NS_EXTERNALSTATUS (0x08000000) -#define AIO_INFO_NS_CHGDEXTERNALSTATUS (0x04000000) - -#define AIO_PORT_INFO_NOT_SUPPORTED (0x03FFFFFF) -#define AIO_PORT_INFO_MAJOR_VERSION (1) -#define AIO_PORT_INFO_MINOR_VERSION (0) - -#define AIO_AVAILABLE_FOR_ACQUIRE (0) -#define AIO_ALREADY_ACQUIRED (1) -#define AIO_UNAVAILABLE (0xFF) - -#define AIO_INITIAL (0) -#define AIO_SUCCESSOR (1) - - -/*----------------------------------------------------------------------------* - * * - * Definitions for use with the AIOGetPortConfiguration function. * - * * - *----------------------------------------------------------------------------*/ - -typedef struct - { - WORD returnLength; /* byte length of port configuration data */ - BYTE majorVersion; - BYTE minorVersion; - LONG notSupportedMask; - int hardwareType; /* value used with AIOAcquirePort */ - int boardNumber; /* " */ - int portNumber; /* " */ - BYTE bitRate; /* Bits per second index */ - BYTE dataBits; /* Bits per character index */ - BYTE stopBits; /* Stop bits per char index */ - BYTE parityMode; /* Generated parity index */ - BYTE flowCtrlMode; /* Flow control mode */ - BYTE breakMode; /* Break control mode */ - LONG readSize; /* Receive buffer size */ - LONG writeSize; /* Transmit buffer size */ - BYTE transmitXon; - BYTE transmitXoff; - BYTE receiveXon; - BYTE receiveXoff; - WORD externalControl; /* set with AIO_EXTERNAL_CONTROL */ - - } AIOPORTCONFIG; - -#define AIO_CONFIG_NS_HARDWARETYPE (0x80000000) -#define AIO_CONFIG_NS_BOARDNUMBER (0x40000000) -#define AIO_CONFIG_NS_PORTNUMBER (0x20000000) -#define AIO_CONFIG_NS_BITRATE (0x10000000) -#define AIO_CONFIG_NS_DATABITS (0x08000000) -#define AIO_CONFIG_NS_STOPBITS (0x04000000) -#define AIO_CONFIG_NS_PARITYMODE (0x02000000) -#define AIO_CONFIG_NS_FLOWCTRLMODE (0x01000000) -#define AIO_CONFIG_NS_BREAKMODE (0x00800000) -#define AIO_CONFIG_NS_READSIZE (0x00400000) -#define AIO_CONFIG_NS_WRITESIZE (0x00200000) -#define AIO_CONFIG_NS_TRANSMITXON (0x00100000) -#define AIO_CONFIG_NS_TRANSMITXOFF (0x00080000) -#define AIO_CONFIG_NS_RECEIVEXON (0x00040000) -#define AIO_CONFIG_NS_RECEIVEXOFF (0x00020000) -#define AIO_CONFIG_NS_EXTERNALCONTROL (0x00010000) - -#define AIO_PORT_CONFIG_NOT_SUPPORTED (0x0007FFFF) -#define AIO_PORT_CONFIG_MAJOR_VERSION (1) -#define AIO_PORT_CONFIG_MINOR_VERSION (0) - -#define AIO_EXTCTRL_DTR_ENABLE (1) -#define AIO_EXTCTRL_DTR_DISABLE (0) -#define AIO_EXTCTRL_RTS_ENABLE (2) -#define AIO_EXTCTRL_RTS_DISABLE (0) - -#define AIO_BREAK_MODE_OFF (0) -#define AIO_BREAK_MODE_ON (1) - -typedef struct - { - WORD returnLength; /* byte length of driver config structure */ - BYTE byteData[2]; - } AIODVRCONFIG; - -/*----------------------------------------------------------------------------* - * * - * Definitions for use with the AIOGetStatistics function. * - * * - *----------------------------------------------------------------------------*/ - -typedef struct - { - WORD returnLength; /* byte length of port statistics structure */ - BYTE majorVersion; - BYTE minorVersion; - LONG notSupportedMask; - LONG receiveBytes; /* total number of bytes received on port */ - LONG transmitBytes; /* total number of bytes transmitted from port */ - LONG parityErrors; /* number of receive parity errors */ - LONG framingErrors; /* number of receive framing errors */ - LONG overrunSoftware; /* number of software overruns (occurrences) */ - LONG overrunHardware; /* number of hardware overruns (occurrences) */ - } AIOPORTSTATISTICS; - -#define AIO_STATS_NS_RECEIVEBYTES (0x80000000) -#define AIO_STATS_NS_TRANSMITBYTES (0x40000000) -#define AIO_STATS_NS_PARITYERRORS (0x20000000) -#define AIO_STATS_NS_FRAMINGERRORS (0x10000000) -#define AIO_STATS_NS_OVERRUNSOFTWARE (0x08000000) -#define AIO_STATS_NS_OVERRUNHARDWARE (0x04000000) - -#define AIO_PORT_STATS_NOT_SUPPORTED (0x03FFFFFF) -#define AIO_PORT_STATS_MAJOR_VERSION (1) -#define AIO_PORT_STATS_MINOR_VERSION (0) - -typedef struct - { - WORD returnLength; /* byte length of driver statistics structure */ - BYTE byteData[2]; - } AIODVRSTATISTICS; - -/*----------------------------------------------------------------------------* - * * - * Definitions for use with AIOGetDriverList function. * - * * - *----------------------------------------------------------------------------*/ - -typedef struct - { - int hardwareType; - int ports; - char name[128]; - } AIODRIVERLISTENTRY; - -typedef struct - { - WORD returnLength; - AIODRIVERLISTENTRY driver[1]; - } AIODRIVERLIST; - -#define AIO_DRIVER_LIST_GET_FIRST (-1) - - -/*----------------------------------------------------------------------------* - * * - * Definitions for use with AIOGetBoardList function. * - * * - *----------------------------------------------------------------------------*/ - -typedef struct - { - int boardNumber; - int ports; - char name[128]; - } AIOBOARDLISTENTRY; - -typedef struct - { - WORD returnLength; - AIOBOARDLISTENTRY board[1]; - } AIOBOARDLIST; - -#define AIO_BOARD_LIST_GET_FIRST (-1) - -/*----------------------------------------------------------------------------* - * * - * Definitions for use with AIOSetControlData function. * - * * - *----------------------------------------------------------------------------*/ - -typedef struct - { - WORD returnLength; /* byte length of control data structure */ - BYTE byteData[2]; - } AIOCONTROLDATA; - -/*----------------------------------------------------------------------------* - * * - * Definitions for use with AIOGetFirstPortInfo and AIOGetNextPortInfo * - * * - *----------------------------------------------------------------------------*/ - -typedef struct - { - int typeMask; - int boardMask; - int portMask; - int reserved[6]; - } AIOPORTSEARCH; - - /* reserved index values */ - -#define SEARCH_TYPE_INDEX 0 -#define SEARCH_BOARD_INDEX 1 -#define SEARCH_PORT_INDEX 2 - - -/*----------------------------------------------------------------------------* - * * - * Definition of AIO functions. * - * * - *----------------------------------------------------------------------------*/ - -extern int AIOAcquirePort ( int *hardwareType, - int *boardNumber, - int *portNumber, - int *portHandle - ); - -extern int AIOAcquirePortWithRTag ( int *hardwareType, - int *boardNumber, - int *portNumber, - int *portHandle, - LONG RTag - ); - -extern int AIOConfigurePort ( int portHandle, - BYTE bitRate, - BYTE dataBits, - BYTE stopBits, - BYTE parityMode, - BYTE flowCtrlMode - ); - -extern int AIOFlushBuffers ( int portHandle, - WORD flushFlag - ); - -extern int AIOGetBoardList( int hardwareType, - int boardIndex, - AIOBOARDLIST *pBoardList ); - -extern int AIOGetDriverList ( int lastHardwareType, - AIODRIVERLIST *pDriverList - ); - -extern int AIOGetExternalStatus ( int portHandle, - LONG *extStatus, - LONG *chgdExtStatus - ); - -extern int AIOGetFirstPortInfo ( int hardwareType, - int boardNumber, - int portNumber, - AIOPORTSEARCH *portSearchP, - AIOPORTINFO *portInfoP, - AIOPORTCAPABILITIES *capabilitiesP, - AIODVRCAPABILITIES *dvrCapabilitiesP, - char *NLMModuleNameP ); - -extern int AIOGetNextPortInfo ( AIOPORTSEARCH *portSearchP, - AIOPORTINFO *portInfoP, - AIOPORTCAPABILITIES *capabilitiesP, - AIODVRCAPABILITIES *dvrCapabilitiesP, - char *NLMModuleNameP ); - -extern int AIOGetPortCapability ( int portHandle, - AIOPORTCAPABILITIES *pCapabilities, - AIODVRCAPABILITIES *pDvrCapabilities - ); - -extern int AIOGetPortConfiguration ( int portHandle, - AIOPORTCONFIG *pPortConfig, - AIODVRCONFIG *pDvrConfig - ); - -extern int AIOGetPortStatus ( int portHandle, - LONG *writeCount, - WORD *writeState, - LONG *readCount, - WORD *readState, - LONG *extStatus, - LONG *chgdExtStatus - ); - -extern int AIOGetReadBufferSize ( int portHandle, - LONG *readSize - ); - -extern int AIOGetPortStatistics ( int portHandle, - AIOPORTSTATISTICS *pPortStatistics, - AIODVRSTATISTICS *pDvrStatistics - ); - -extern int AIOGetFirstPortStatistics( int hardwareType, - int boardNumber, - int portNumber, - AIOPORTSEARCH *portSearchP, - AIOPORTSTATISTICS *pPortStatistics, - AIODVRSTATISTICS *pDvrStatistics - ); - -extern int AIOGetNextPortStatistics ( AIOPORTSEARCH *portSearchP, - AIOPORTSTATISTICS *pPortStatistics, - AIODVRSTATISTICS *pDvrStatistics - ); - -extern int AIOGetWriteBufferSize ( int portHandle, - LONG *writeSize - ); - -extern int AIOReadData ( int portHandle, - char *buffer, - LONG length, - LONG *numberBytesRead - ); - -extern int AIOReadStatus ( int portHandle, - LONG *count, - WORD *state - ); - -extern int AIOReleasePort ( int portHandle ); - -extern int AIOSetControlData ( int portHandle, - int requestType, - AIOCONTROLDATA *requestStructValue - ); - -extern int AIOSetExternalControl ( int portHandle, - int requestType, - int requestValue - ); - -extern int AIOSetFlowControl ( int portHandle, - int flowCtrlMode - ); - -extern int AIOSetFlowControlCharacters( int portHandle, - BYTE transmitXon, - BYTE transmitXoff, - BYTE receiveXon, - BYTE receiveXoff - ); - -extern int AIOSetReadBufferSize ( int portHandle, - LONG bufferSize - ); - -extern int AIOSetWriteBufferSize ( int portHandle, - LONG bufferSize - ); - -extern int AIOWriteData ( int portHandle, - char *buffer, - LONG length, - LONG *numberBytesWritten - ); - -extern int AIOWriteStatus ( int portHandle, - LONG *count, - WORD *state - ); - -/* -=-=-= Random stuff -=-=-=-= */ - -#define isspace(C) (C == '\n' || C == '\r' || C == ' ' || C == '\t') -int Breakpoint (int __arg); - -#define ULONG unsigned long - -#define COM1 0x8000 -#define COM2 0x9000 diff --git a/gdb/nlm/alpha-uart.c b/gdb/nlm/alpha-uart.c deleted file mode 100755 index 00c33e0..0000000 --- a/gdb/nlm/alpha-uart.c +++ /dev/null @@ -1,179 +0,0 @@ -/* - * Copyright (C) 1993, 1994 by - * Digital Equipment Corporation, Maynard, Massachusetts. - * All rights reserved. - * - * This software is furnished under a license and may be used and copied - * only in accordance of the terms of such license and with the - * inclusion of the above copyright notice. This software or any other - * copies thereof may not be provided or otherwise made available to any - * other person. No title to and ownership of the software is hereby - * transferred. - * - * The information in this software is subject to change without notice - * and should not be construed as a commitment by Digital Equipment - * Corporation. - * - * Digital assumes no responsibility for the use or reliability of its - * software on equipment which is not supplied by Digital. - * - */ - - - -/*$Id$*/ - -#include "nwtypes.h" -#include "alpha-uart.h" -/*#include "alphansi.h"*/ -#include "alpha-patch.h" -#include <stdio.h> - -ULONG com_interrupt() -{ - if (inVti(com1Lsr) & 1) - return COM1 | inVti (com1Rbr); - - return 0; -} - -void - putcLpt(int c) -{ - int i, s; - while(!((s = inVti(lptSr)) & 0x80)) - ; - - for(i=0;i<lptDly;++i) - ; - - outVti(lptDr, c); - for(i=0;i<lptDly;++i) - ; - - outVti(lptCr, lptnInit|lptSTB|lptAFD); - for(i=0;i<lptDly;++i) - ; - - outVti(lptCr, lptnInit|lptAFD); - for(i=0;i<lptDly;++i) - ; - - s = inVti(lptSr); -} - - - -void - uart_putchar(int port, char c) -{ - int lsr, thr; - switch(port) - { - case COM1: - lsr = com1Lsr; - thr = com1Thr; - break; - case COM2: - lsr = com2Lsr; - thr = com2Thr; - break; -#if 0 - case LPT: - putcLpt(c); - return; - case VGA: - vga_putc(c); - return; -#endif - default: - return; - } - - while ((inVti(lsr) & 0x20) == 0); - outVti(thr,c); - if (c == '\n') uart_putchar(port, '\r'); -} - - - -int uart_init_line(int line, int baud) -{ - int i; - int baudconst; - - switch (baud) - { - case 57600: baudconst = 2; break; - case 38400: baudconst = 3; break; - case 19200: baudconst = 6; break; - case 9600: baudconst = 12; break; - case 4800: baudconst = 24; break; - case 2400: baudconst = 48; break; - case 1200: baudconst = 96; break; - case 300: baudconst = 384; break; - case 150: baudconst = 768; break; - default: baudconst = 12; break; - } - - if (line == 1) - { - outVti(com1Lcr, 0x87); - outVti(com1Dlm, 0); - outVti(com1Dll, baudconst); - outVti(com1Lcr, 0x07); - outVti(com1Mcr, 0x0F); - com1_disable_int(); - } - - else if (line == 2) - { - outVti(com2Lcr, 0x87); - outVti(com2Dlm, 0); - outVti(com2Dll, baudconst); - outVti(com2Lcr, 0x07); - outVti(com2Mcr, 0x0F); - } - fprintf (stderr, "com1Ier = 0x%x\n", inVti(com1Ier)); - fprintf (stderr, "com1Lcr = 0x%x\n", inVti(com1Lcr)); - fprintf (stderr, "com1Dlm = 0x%x\n", inVti(com1Dlm)); - fprintf (stderr, "com1Dll = 0x%x\n", inVti(com1Dll)); - fprintf (stderr, "com1Lcr = 0x%x\n", inVti(com1Lcr)); - fprintf (stderr, "com1Mcr = 0x%x\n", inVti(com1Mcr)); -} - - - -int - uart_init() -{ - uart_init_line(1, 19200); -} - - - -com1_enable_int() -{ - outVti(com1Ier, 0x01); -} - - - -com1_disable_int() -{ - outVti(com1Ier, 0x0); -} - - - -com2_enable_int() -{ - outVti(com2Ier, 0x01); -} - - - -com2_disable_int() -{ - outVti(com2Ier, 0x0); -} diff --git a/gdb/nlm/alpha-uart.h b/gdb/nlm/alpha-uart.h deleted file mode 100755 index 77f5f05..0000000 --- a/gdb/nlm/alpha-uart.h +++ /dev/null @@ -1,59 +0,0 @@ -/* - * Copyright (C) 1993, 1994 by - * Digital Equipment Corporation, Maynard, Massachusetts. - * All rights reserved. - * - * This software is furnished under a license and may be used and copied - * only in accordance of the terms of such license and with the - * inclusion of the above copyright notice. This software or any other - * copies thereof may not be provided or otherwise made available to any - * other person. No title to and ownership of the software is hereby - * transferred. - * - * The information in this software is subject to change without notice - * and should not be construed as a commitment by Digital Equipment - * Corporation. - * - * Digital assumes no responsibility for the use or reliability of its - * software on equipment which is not supplied by Digital. - * - */ - - -#define com1Rbr 0x3f8 /* Receiver Buffer - Read */ -#define com1Thr 0x3f8 /* Transmitter Holding - Write */ -#define com1Ier 0x3f9 /* Interrupt Enable */ -#define com1Iir 0x3fa /* Interrupt Identification */ -#define com1Lcr 0x3fb /* Line Control */ -#define com1Mcr 0x3fc /* Modem Control */ -#define com1Lsr 0x3fd /* Line Status */ -#define com1Msr 0x3fe /* Modem Status */ -#define com1Scr 0x3ff /* Scratch */ -#define com1Dll 0x3f8 /* Divisor Latch - lsb */ -#define com1Dlm 0x3f9 /* Divisor Latch - msb */ - -#define com2Rbr 0x2f8 /* Receiver Buffer - Read */ -#define com2Thr 0x2f8 /* Transmitter Holding - Write */ -#define com2Ier 0x2f9 /* Interrupt Enable */ -#define com2Iir 0x2fa /* Interrupt Identification */ -#define com2Lcr 0x2fb /* Line Control */ -#define com2Mcr 0x2fc /* Modem Control */ -#define com2Lsr 0x2fd /* Line Status */ -#define com2Msr 0x2fe /* Modem Status */ -#define com2Scr 0x2ff /* Scratch */ -#define com2Dll 0x2f8 /* Divisor Latch - lsb */ -#define com2Dlm 0x2f9 /* Divisor Latch - msb */ - -#define lptDr 0x3bc -#define lptSr 0x3bd -#define lptCr 0x3be - -#define lptSTB 0x01 -#define lptAFD 0x02 -#define lptnInit 0x04 -#define lptSlct 0x08 -#define lptIrq 0x10 -#define lptDir 0x20 - -#define lptDly 100000 - diff --git a/gdb/nlm/alpha.c b/gdb/nlm/alpha.c index 62547cb..ab6bd90 100644 --- a/gdb/nlm/alpha.c +++ b/gdb/nlm/alpha.c @@ -1,5 +1,21 @@ +#include <stdio.h> +#include <string.h> +#include <stdlib.h> +#include <time.h> +#include <errno.h> +#include <nwdfs.h> +#include <nwconio.h> +#include <nwadv.h> +#include <nwdbgapi.h> +#include <nwthread.h> +#include <aio.h> + #include "alpha.h" +extern char *mem2hex (void *mem, char *buf, int count, int may_fault); +extern char *hex2mem (char *buf, void *mem, int count, int may_fault); +extern int computeSignal (int exceptionVector); + /* Get the registers out of the frame information. */ void @@ -150,3 +166,307 @@ do_status (ptr, frame) *ptr = '\000'; } + +/* This section provides stubs and equivalent interfaces for all functions that + the debugger stub needs, but aren't yet implemented (such as the AIO nlm). */ + +#include <nwtypes.h> +#include <errno.h> +#include <stdio.h> +#include <aio.h> + +#define CONST const + +#define com1Rbr 0x3f8 /* Receiver Buffer - Read */ +#define com1Thr 0x3f8 /* Transmitter Holding - Write */ +#define com1Ier 0x3f9 /* Interrupt Enable */ +#define com1Iir 0x3fa /* Interrupt Identification */ +#define com1Lcr 0x3fb /* Line Control */ +#define com1Mcr 0x3fc /* Modem Control */ +#define com1Lsr 0x3fd /* Line Status */ +#define com1Msr 0x3fe /* Modem Status */ +#define com1Scr 0x3ff /* Scratch */ +#define com1Dll 0x3f8 /* Divisor Latch - lsb */ +#define com1Dlm 0x3f9 /* Divisor Latch - msb */ + +#define com2Rbr 0x2f8 /* Receiver Buffer - Read */ +#define com2Thr 0x2f8 /* Transmitter Holding - Write */ +#define com2Ier 0x2f9 /* Interrupt Enable */ +#define com2Iir 0x2fa /* Interrupt Identification */ +#define com2Lcr 0x2fb /* Line Control */ +#define com2Mcr 0x2fc /* Modem Control */ +#define com2Lsr 0x2fd /* Line Status */ +#define com2Msr 0x2fe /* Modem Status */ +#define com2Scr 0x2ff /* Scratch */ +#define com2Dll 0x2f8 /* Divisor Latch - lsb */ +#define com2Dlm 0x2f9 /* Divisor Latch - msb */ + +#define COM1 0x8000 +#define COM2 0x9000 + +static ULONG +uart_getchar (void) +{ + while ((inVti(com1Lsr) & 1) == 0); + + return inVti (com1Rbr); +} + +static void +uart_putchar (char c) +{ + while ((inVti(com1Lsr) & 0x20) == 0); + + outVti (com1Thr,c); +} + +static int +uart_init (int baud) +{ + int i; + int baudconst; + + baudconst = 115200 / baud; + + outVti (com1Lcr, 0x87); + outVti (com1Dlm, 0); + outVti (com1Dll, baudconst); + outVti (com1Lcr, 0x07); + outVti (com1Mcr, 0x0F); + outVti (com1Ier, 0x0); +} + +int +AIOReadData (int portHandle, char *buffer, LONG length, LONG *numberBytesRead) +{ + ULONG c; + + while (1) + { + c = uart_getchar (); + if ((c & ~0377) == COM1) + break; + } + + *buffer = c; + *numberBytesRead = 1; + + return AIO_SUCCESS; +} + +int +AIOWriteData (int portHandle, char *buffer, LONG length, + LONG *numberBytesWritten) + +{ + *numberBytesWritten = length; + + while (length-- > 0) + uart_putchar (*buffer++); + + return AIO_SUCCESS; +} + +int +AIOAcquirePort (int *hardwareType, int *boardNumber, int *portNumber, + int *portHandle) +{ + return AIO_SUCCESS; +} + +int +AIOConfigurePort (int portHandle, BYTE bitRate, BYTE dataBits, BYTE stopBits, + BYTE parityMode, BYTE flowCtrlMode) +{ + uart_init (9600); + + return AIO_SUCCESS; +} + +int +AIOGetPortConfiguration (int portHandle, AIOPORTCONFIG *pPortConfig, + AIODVRCONFIG *pDvrConfig) +{ + fprintf (stderr, "AIOGetPortConfiguration stubbed out\n"); + exit (1); +} + +int +AIOReleasePort (int portHandle) +{ + return AIO_SUCCESS; +} + +int +AIOSetExternalControl (int portHandle, int requestType, int requestValue) +{ + return AIO_SUCCESS; +} + +int +AIOGetExternalStatus (int portHandle, LONG *extStatus, LONG *chgdExtStatus) +{ + fprintf (stderr, "AIOGetExternalStatus stubbed out\n"); + exit (1); +} + +void +StopBell () +{ +} + +int +Breakpoint (int __arg) +{ + fprintf (stderr, "Breakpoint() stubbed out\n"); + exit (1); +} + +/* + * strtol : convert a string to long. + * + * Andy Wilson, 2-Oct-89. + */ + +/* FIXME: It'd be nice to configure around these, but the include files are too + painful. These macros should at least be more portable than hardwired hex + constants. */ + +#define ULONG_MAX ((unsigned long)(~0L)) /* 0xFFFFFFFF */ +#define LONG_MAX ((long)(ULONG_MAX >> 1)) /* 0x7FFFFFFF */ +#define LONG_MIN ((long)(~LONG_MAX)) /* 0x80000000 */ + +extern int errno; + +long +strtol(s, ptr, base) + CONST char *s; char **ptr; int base; +{ + extern unsigned long strtoul(); + int minus=0; + unsigned long tmp; + CONST char *start=s; + char *eptr; + + if (s==NULL) + { + errno = ERANGE; + if (!ptr) + *ptr = (char *)start; + return 0L; + } + while (isspace(*s)) + s++; + if (*s == '-') { + s++; + minus = 1; + } + else if (*s == '+') + s++; + + /* + * let strtoul do the hard work. + */ + tmp = strtoul(s, &eptr, base); + if (ptr != NULL) + *ptr = (char *)((eptr==s) ? (char *)start : eptr); + if (tmp > (minus ? - (unsigned long) LONG_MIN : (unsigned long) LONG_MAX)) + { + errno = ERANGE; + return (minus ? LONG_MIN : LONG_MAX); + } + return (minus ? (long) -tmp : (long) tmp); +} + +/* + * strtol : convert a string to long. + * + * Andy Wilson, 2-Oct-89. + */ + +#ifndef ULONG_MAX +#define ULONG_MAX ((unsigned long)(~0L)) /* 0xFFFFFFFF */ +#endif + +extern int errno; + +unsigned long +strtoul(s, ptr, base) + CONST char *s; char **ptr; int base; +{ + unsigned long total = 0; + unsigned digit; + CONST char *start=s; + int did_conversion=0; + int overflow = 0; + int negate = 0; + unsigned long maxdiv, maxrem; + + if (s==NULL) + { + errno = ERANGE; + if (!ptr) + *ptr = (char *)start; + return 0L; + } + + while (isspace(*s)) + s++; + if (*s == '+') + s++; + else if (*s == '-') + s++, negate = 1; + if (base==0 || base==16) /* the 'base==16' is for handling 0x */ + { + int tmp; + + /* + * try to infer base from the string + */ + if (*s != '0') + tmp = 10; /* doesn't start with 0 - assume decimal */ + else if (s[1] == 'X' || s[1] == 'x') + tmp = 16, s += 2; /* starts with 0x or 0X - hence hex */ + else + tmp = 8; /* starts with 0 - hence octal */ + if (base==0) + base = (int)tmp; + } + + maxdiv = ULONG_MAX / base; + maxrem = ULONG_MAX % base; + + while ((digit = *s) != '\0') + { + if (digit >= '0' && digit < ('0'+base)) + digit -= '0'; + else + if (base > 10) + { + if (digit >= 'a' && digit < ('a'+(base-10))) + digit = digit - 'a' + 10; + else if (digit >= 'A' && digit < ('A'+(base-10))) + digit = digit - 'A' + 10; + else + break; + } + else + break; + did_conversion = 1; + if (total > maxdiv + || (total == maxdiv && digit > maxrem)) + overflow = 1; + total = (total * base) + digit; + s++; + } + if (overflow) + { + errno = ERANGE; + if (ptr != NULL) + *ptr = (char *)s; + return (ULONG_MAX); + } + if (ptr != NULL) + *ptr = (char *) ((did_conversion) ? (char *)s : (char *)start); + return negate ? -total : total; +} diff --git a/gdb/nlm/alpha.h b/gdb/nlm/alpha.h index 8fc7ab1..440faff 100644 --- a/gdb/nlm/alpha.h +++ b/gdb/nlm/alpha.h @@ -1,5 +1,3 @@ -#include "alpha-patch.h" - /* Register values. All of these values *MUST* agree with tm.h */ #define RA_REGNUM 26 /* Contains return address value */ #define SP_REGNUM 30 /* Contains address of top of stack */ @@ -12,8 +10,16 @@ #define ExceptionPC ExceptionRegs[SF_REG_PC].lo #define DECR_PC_AFTER_BREAK 0 /* NT's Palcode gets this right! */ #define BREAKPOINT {0x80, 0, 0, 0} /* call_pal bpt */ -unsigned char breakpoint_insn; +extern unsigned char breakpoint_insn[]; #define BREAKPOINT_SIZE 4 /*#define flush_i_cache() asm("call_pal 0x86")*/ +/* Temporary defs until DEC gets their netware includes straightened out */ + +#include "altdebug.h" /* Get StackFrame structure */ + +#define isspace(C) (C == '\n' || C == '\r' || C == ' ' || C == '\t') +int Breakpoint (int __arg); + +typedef unsigned long ULONG; |