PATCH: rioboot (2 of 3)
From: Alan Cox
Date: Tue Feb 14 2006 - 14:20:06 EST
Perform the indent (this is the result of indent -kr -i8 -bri0 -l255
after patch 1 is applied)
Signed-off-by: Alan Cox <alan@xxxxxxxxxx>
--- rioboot.ref 2006-02-14 19:10:49.017586472 +0000
+++ linux-2.6.16-rc3/drivers/char/rio/rioboot.c 2006-02-14 19:11:12.090078920 +0000
@@ -80,149 +80,141 @@
#include "cmdblk.h"
#include "route.h"
-static int RIOBootComplete( struct rio_info *p, struct Host *HostP, uint Rup, struct PktCmd *PktCmdP );
+static int RIOBootComplete(struct rio_info *p, struct Host *HostP, uint Rup, struct PktCmd *PktCmdP);
-static uchar
-RIOAtVec2Ctrl[] =
-{
- /* 0 */ INTERRUPT_DISABLE,
- /* 1 */ INTERRUPT_DISABLE,
- /* 2 */ INTERRUPT_DISABLE,
- /* 3 */ INTERRUPT_DISABLE,
- /* 4 */ INTERRUPT_DISABLE,
- /* 5 */ INTERRUPT_DISABLE,
- /* 6 */ INTERRUPT_DISABLE,
- /* 7 */ INTERRUPT_DISABLE,
- /* 8 */ INTERRUPT_DISABLE,
- /* 9 */ IRQ_9|INTERRUPT_ENABLE,
+static uchar RIOAtVec2Ctrl[] = {
+ /* 0 */ INTERRUPT_DISABLE,
+ /* 1 */ INTERRUPT_DISABLE,
+ /* 2 */ INTERRUPT_DISABLE,
+ /* 3 */ INTERRUPT_DISABLE,
+ /* 4 */ INTERRUPT_DISABLE,
+ /* 5 */ INTERRUPT_DISABLE,
+ /* 6 */ INTERRUPT_DISABLE,
+ /* 7 */ INTERRUPT_DISABLE,
+ /* 8 */ INTERRUPT_DISABLE,
+ /* 9 */ IRQ_9 | INTERRUPT_ENABLE,
/* 10 */ INTERRUPT_DISABLE,
- /* 11 */ IRQ_11|INTERRUPT_ENABLE,
- /* 12 */ IRQ_12|INTERRUPT_ENABLE,
+ /* 11 */ IRQ_11 | INTERRUPT_ENABLE,
+ /* 12 */ IRQ_12 | INTERRUPT_ENABLE,
/* 13 */ INTERRUPT_DISABLE,
/* 14 */ INTERRUPT_DISABLE,
- /* 15 */ IRQ_15|INTERRUPT_ENABLE
+ /* 15 */ IRQ_15 | INTERRUPT_ENABLE
};
/*
** Load in the RTA boot code.
*/
-int
-RIOBootCodeRTA(p, rbp)
-struct rio_info * p;
-struct DownLoad * rbp;
+int RIOBootCodeRTA(p, rbp)
+struct rio_info *p;
+struct DownLoad *rbp;
{
int offset;
- func_enter ();
+ func_enter();
/* Linux doesn't allow you to disable interrupts during a
"copyin". (Crash when a pagefault occurs). */
/* disable(oldspl); */
-
- rio_dprintk (RIO_DEBUG_BOOT, "Data at user address 0x%x\n",(int)rbp->DataP);
+
+ rio_dprintk(RIO_DEBUG_BOOT, "Data at user address 0x%x\n", (int) rbp->DataP);
/*
- ** Check that we have set asside enough memory for this
- */
- if ( rbp->Count > SIXTY_FOUR_K ) {
- rio_dprintk (RIO_DEBUG_BOOT, "RTA Boot Code Too Large!\n");
+ ** Check that we have set asside enough memory for this
+ */
+ if (rbp->Count > SIXTY_FOUR_K) {
+ rio_dprintk(RIO_DEBUG_BOOT, "RTA Boot Code Too Large!\n");
p->RIOError.Error = HOST_FILE_TOO_LARGE;
/* restore(oldspl); */
- func_exit ();
+ func_exit();
return -ENOMEM;
}
- if ( p->RIOBooting ) {
- rio_dprintk (RIO_DEBUG_BOOT, "RTA Boot Code : BUSY BUSY BUSY!\n");
+ if (p->RIOBooting) {
+ rio_dprintk(RIO_DEBUG_BOOT, "RTA Boot Code : BUSY BUSY BUSY!\n");
p->RIOError.Error = BOOT_IN_PROGRESS;
/* restore(oldspl); */
- func_exit ();
+ func_exit();
return -EBUSY;
}
/*
- ** The data we load in must end on a (RTA_BOOT_DATA_SIZE) byte boundary,
- ** so calculate how far we have to move the data up the buffer
- ** to achieve this.
- */
- offset = (RTA_BOOT_DATA_SIZE - (rbp->Count % RTA_BOOT_DATA_SIZE)) %
- RTA_BOOT_DATA_SIZE;
-
- /*
- ** Be clean, and clear the 'unused' portion of the boot buffer,
- ** because it will (eventually) be part of the Rta run time environment
- ** and so should be zeroed.
- */
- bzero( (caddr_t)p->RIOBootPackets, offset );
-
- /*
- ** Copy the data from user space.
- */
-
- if ( copyin((int)rbp->DataP,((caddr_t)(p->RIOBootPackets))+offset,
- rbp->Count) ==COPYFAIL ) {
- rio_dprintk (RIO_DEBUG_BOOT, "Bad data copy from user space\n");
+ ** The data we load in must end on a (RTA_BOOT_DATA_SIZE) byte boundary,
+ ** so calculate how far we have to move the data up the buffer
+ ** to achieve this.
+ */
+ offset = (RTA_BOOT_DATA_SIZE - (rbp->Count % RTA_BOOT_DATA_SIZE)) % RTA_BOOT_DATA_SIZE;
+
+ /*
+ ** Be clean, and clear the 'unused' portion of the boot buffer,
+ ** because it will (eventually) be part of the Rta run time environment
+ ** and so should be zeroed.
+ */
+ bzero((caddr_t) p->RIOBootPackets, offset);
+
+ /*
+ ** Copy the data from user space.
+ */
+
+ if (copyin((int) rbp->DataP, ((caddr_t) (p->RIOBootPackets)) + offset, rbp->Count) == COPYFAIL) {
+ rio_dprintk(RIO_DEBUG_BOOT, "Bad data copy from user space\n");
p->RIOError.Error = COPYIN_FAILED;
/* restore(oldspl); */
- func_exit ();
+ func_exit();
return -EFAULT;
}
/*
- ** Make sure that our copy of the size includes that offset we discussed
- ** earlier.
- */
- p->RIONumBootPkts = (rbp->Count+offset)/RTA_BOOT_DATA_SIZE;
- p->RIOBootCount = rbp->Count;
+ ** Make sure that our copy of the size includes that offset we discussed
+ ** earlier.
+ */
+ p->RIONumBootPkts = (rbp->Count + offset) / RTA_BOOT_DATA_SIZE;
+ p->RIOBootCount = rbp->Count;
/* restore(oldspl); */
func_exit();
return 0;
}
-void rio_start_card_running (struct Host * HostP)
+void rio_start_card_running(struct Host *HostP)
{
- func_enter ();
+ func_enter();
- switch ( HostP->Type ) {
+ switch (HostP->Type) {
case RIO_AT:
- rio_dprintk (RIO_DEBUG_BOOT, "Start ISA card running\n");
- WBYTE(HostP->Control,
- BOOT_FROM_RAM | EXTERNAL_BUS_ON
- | HostP->Mode
- | RIOAtVec2Ctrl[HostP->Ivec & 0xF] );
+ rio_dprintk(RIO_DEBUG_BOOT, "Start ISA card running\n");
+ WBYTE(HostP->Control, BOOT_FROM_RAM | EXTERNAL_BUS_ON | HostP->Mode | RIOAtVec2Ctrl[HostP->Ivec & 0xF]);
break;
-
+
#ifdef FUTURE_RELEASE
case RIO_MCA:
- /*
- ** MCA handles IRQ vectors differently, so we don't write
- ** them to this register.
- */
- rio_dprintk (RIO_DEBUG_BOOT, "Start MCA card running\n");
+ /*
+ ** MCA handles IRQ vectors differently, so we don't write
+ ** them to this register.
+ */
+ rio_dprintk(RIO_DEBUG_BOOT, "Start MCA card running\n");
WBYTE(HostP->Control, McaTpBootFromRam | McaTpBusEnable | HostP->Mode);
break;
case RIO_EISA:
- /*
- ** EISA is totally different and expects OUTBZs to turn it on.
- */
- rio_dprintk (RIO_DEBUG_BOOT, "Start EISA card running\n");
- OUTBZ( HostP->Slot, EISA_CONTROL_PORT, HostP->Mode | RIOEisaVec2Ctrl[HostP->Ivec] | EISA_TP_RUN | EISA_TP_BUS_ENABLE | EISA_TP_BOOT_FROM_RAM );
+ /*
+ ** EISA is totally different and expects OUTBZs to turn it on.
+ */
+ rio_dprintk(RIO_DEBUG_BOOT, "Start EISA card running\n");
+ OUTBZ(HostP->Slot, EISA_CONTROL_PORT, HostP->Mode | RIOEisaVec2Ctrl[HostP->Ivec] | EISA_TP_RUN | EISA_TP_BUS_ENABLE | EISA_TP_BOOT_FROM_RAM);
break;
#endif
case RIO_PCI:
- /*
- ** PCI is much the same as MCA. Everything is once again memory
- ** mapped, so we are writing to memory registers instead of io
- ** ports.
- */
- rio_dprintk (RIO_DEBUG_BOOT, "Start PCI card running\n");
+ /*
+ ** PCI is much the same as MCA. Everything is once again memory
+ ** mapped, so we are writing to memory registers instead of io
+ ** ports.
+ */
+ rio_dprintk(RIO_DEBUG_BOOT, "Start PCI card running\n");
WBYTE(HostP->Control, PCITpBootFromRam | PCITpBusEnable | HostP->Mode);
break;
default:
- rio_dprintk (RIO_DEBUG_BOOT, "Unknown host type %d\n", HostP->Type);
+ rio_dprintk(RIO_DEBUG_BOOT, "Unknown host type %d\n", HostP->Type);
break;
}
/*
@@ -239,9 +231,8 @@
** Put your rubber pants on before messing with this code - even the magic
** numbers have trouble understanding what they are doing here.
*/
-int
-RIOBootCodeHOST(p, rbp)
-struct rio_info * p;
+int RIOBootCodeHOST(p, rbp)
+struct rio_info *p;
register struct DownLoad *rbp;
{
register struct Host *HostP;
@@ -254,355 +245,346 @@
BYTE *DestP;
int wait_count;
ushort OldParmMap;
- ushort offset; /* It is very important that this is a ushort */
+ ushort offset; /* It is very important that this is a ushort */
/* uint byte; */
caddr_t DownCode = NULL;
unsigned long flags;
- HostP = NULL; /* Assure the compiler we've initialized it */
- for ( host=0; host<p->RIONumHosts; host++ ) {
- rio_dprintk (RIO_DEBUG_BOOT, "Attempt to boot host %d\n",host);
+ HostP = NULL; /* Assure the compiler we've initialized it */
+ for (host = 0; host < p->RIONumHosts; host++) {
+ rio_dprintk(RIO_DEBUG_BOOT, "Attempt to boot host %d\n", host);
HostP = &p->RIOHosts[host];
-
- rio_dprintk (RIO_DEBUG_BOOT, "Host Type = 0x%x, Mode = 0x%x, IVec = 0x%x\n",
- HostP->Type, HostP->Mode, HostP->Ivec);
+ rio_dprintk(RIO_DEBUG_BOOT, "Host Type = 0x%x, Mode = 0x%x, IVec = 0x%x\n", HostP->Type, HostP->Mode, HostP->Ivec);
- if ( (HostP->Flags & RUN_STATE) != RC_WAITING ) {
- rio_dprintk (RIO_DEBUG_BOOT, "%s %d already running\n","Host",host);
+
+ if ((HostP->Flags & RUN_STATE) != RC_WAITING) {
+ rio_dprintk(RIO_DEBUG_BOOT, "%s %d already running\n", "Host", host);
continue;
}
/*
- ** Grab a 32 bit pointer to the card.
- */
+ ** Grab a 32 bit pointer to the card.
+ */
Cad = HostP->Caddr;
/*
- ** We are going to (try) and load in rbp->Count bytes.
- ** The last byte will reside at p->RIOConf.HostLoadBase-1;
- ** Therefore, we need to start copying at address
- ** (caddr+p->RIOConf.HostLoadBase-rbp->Count)
- */
- StartP = (caddr_t)&Cad[p->RIOConf.HostLoadBase-rbp->Count];
-
- rio_dprintk (RIO_DEBUG_BOOT, "kernel virtual address for host is 0x%x\n", (int)Cad );
- rio_dprintk (RIO_DEBUG_BOOT, "kernel virtual address for download is 0x%x\n", (int)StartP);
- rio_dprintk (RIO_DEBUG_BOOT, "host loadbase is 0x%x\n",p->RIOConf.HostLoadBase);
- rio_dprintk (RIO_DEBUG_BOOT, "size of download is 0x%x\n", rbp->Count);
+ ** We are going to (try) and load in rbp->Count bytes.
+ ** The last byte will reside at p->RIOConf.HostLoadBase-1;
+ ** Therefore, we need to start copying at address
+ ** (caddr+p->RIOConf.HostLoadBase-rbp->Count)
+ */
+ StartP = (caddr_t) & Cad[p->RIOConf.HostLoadBase - rbp->Count];
+
+ rio_dprintk(RIO_DEBUG_BOOT, "kernel virtual address for host is 0x%x\n", (int) Cad);
+ rio_dprintk(RIO_DEBUG_BOOT, "kernel virtual address for download is 0x%x\n", (int) StartP);
+ rio_dprintk(RIO_DEBUG_BOOT, "host loadbase is 0x%x\n", p->RIOConf.HostLoadBase);
+ rio_dprintk(RIO_DEBUG_BOOT, "size of download is 0x%x\n", rbp->Count);
- if ( p->RIOConf.HostLoadBase < rbp->Count ) {
- rio_dprintk (RIO_DEBUG_BOOT, "Bin too large\n");
+ if (p->RIOConf.HostLoadBase < rbp->Count) {
+ rio_dprintk(RIO_DEBUG_BOOT, "Bin too large\n");
p->RIOError.Error = HOST_FILE_TOO_LARGE;
- func_exit ();
+ func_exit();
return -EFBIG;
}
/*
- ** Ensure that the host really is stopped.
- ** Disable it's external bus & twang its reset line.
- */
- RIOHostReset( HostP->Type, (struct DpRam *)HostP->CardP, HostP->Slot );
-
- /*
- ** Copy the data directly from user space to the SRAM.
- ** This ain't going to be none too clever if the download
- ** code is bigger than this segment.
- */
- rio_dprintk (RIO_DEBUG_BOOT, "Copy in code\n");
-
- /*
- ** PCI hostcard can't cope with 32 bit accesses and so need to copy
- ** data to a local buffer, and then dripfeed the card.
- */
- if ( HostP->Type == RIO_PCI ) {
- /* int offset; */
+ ** Ensure that the host really is stopped.
+ ** Disable it's external bus & twang its reset line.
+ */
+ RIOHostReset(HostP->Type, (struct DpRam *) HostP->CardP, HostP->Slot);
+
+ /*
+ ** Copy the data directly from user space to the SRAM.
+ ** This ain't going to be none too clever if the download
+ ** code is bigger than this segment.
+ */
+ rio_dprintk(RIO_DEBUG_BOOT, "Copy in code\n");
+
+ /*
+ ** PCI hostcard can't cope with 32 bit accesses and so need to copy
+ ** data to a local buffer, and then dripfeed the card.
+ */
+ if (HostP->Type == RIO_PCI) {
+ /* int offset; */
DownCode = sysbrk(rbp->Count);
- if ( !DownCode ) {
- rio_dprintk (RIO_DEBUG_BOOT, "No system memory available\n");
+ if (!DownCode) {
+ rio_dprintk(RIO_DEBUG_BOOT, "No system memory available\n");
p->RIOError.Error = NOT_ENOUGH_CORE_FOR_PCI_COPY;
- func_exit ();
+ func_exit();
return -ENOMEM;
}
bzero(DownCode, rbp->Count);
- if ( copyin((int)rbp->DataP,DownCode,rbp->Count)==COPYFAIL ) {
- rio_dprintk (RIO_DEBUG_BOOT, "Bad copyin of host data\n");
- sysfree( DownCode, rbp->Count );
+ if (copyin((int) rbp->DataP, DownCode, rbp->Count) == COPYFAIL) {
+ rio_dprintk(RIO_DEBUG_BOOT, "Bad copyin of host data\n");
+ sysfree(DownCode, rbp->Count);
p->RIOError.Error = COPYIN_FAILED;
- func_exit ();
+ func_exit();
return -EFAULT;
}
- HostP->Copy( DownCode, StartP, rbp->Count );
+ HostP->Copy(DownCode, StartP, rbp->Count);
- sysfree( DownCode, rbp->Count );
- }
- else if ( copyin((int)rbp->DataP,StartP,rbp->Count)==COPYFAIL ) {
- rio_dprintk (RIO_DEBUG_BOOT, "Bad copyin of host data\n");
+ sysfree(DownCode, rbp->Count);
+ } else if (copyin((int) rbp->DataP, StartP, rbp->Count) == COPYFAIL) {
+ rio_dprintk(RIO_DEBUG_BOOT, "Bad copyin of host data\n");
p->RIOError.Error = COPYIN_FAILED;
- func_exit ();
+ func_exit();
return -EFAULT;
}
- rio_dprintk (RIO_DEBUG_BOOT, "Copy completed\n");
+ rio_dprintk(RIO_DEBUG_BOOT, "Copy completed\n");
/*
- ** S T O P !
- **
- ** Upto this point the code has been fairly rational, and possibly
- ** even straight forward. What follows is a pile of crud that will
- ** magically turn into six bytes of transputer assembler. Normally
- ** you would expect an array or something, but, being me, I have
- ** chosen [been told] to use a technique whereby the startup code
- ** will be correct if we change the loadbase for the code. Which
- ** brings us onto another issue - the loadbase is the *end* of the
- ** code, not the start.
- **
- ** If I were you I wouldn't start from here.
- */
-
- /*
- ** We now need to insert a short boot section into
- ** the memory at the end of Sram2. This is normally (de)composed
- ** of the last eight bytes of the download code. The
- ** download has been assembled/compiled to expect to be
- ** loaded from 0x7FFF downwards. We have loaded it
- ** at some other address. The startup code goes into the small
- ** ram window at Sram2, in the last 8 bytes, which are really
- ** at addresses 0x7FF8-0x7FFF.
- **
- ** If the loadbase is, say, 0x7C00, then we need to branch to
- ** address 0x7BFE to run the host.bin startup code. We assemble
- ** this jump manually.
- **
- ** The two byte sequence 60 08 is loaded into memory at address
- ** 0x7FFE,F. This is a local branch to location 0x7FF8 (60 is nfix 0,
- ** which adds '0' to the .O register, complements .O, and then shifts
- ** it left by 4 bit positions, 08 is a jump .O+8 instruction. This will
- ** add 8 to .O (which was 0xFFF0), and will branch RELATIVE to the new
- ** location. Now, the branch starts from the value of .PC (or .IP or
- ** whatever the bloody register is called on this chip), and the .PC
- ** will be pointing to the location AFTER the branch, in this case
- ** .PC == 0x8000, so the branch will be to 0x8000+0xFFF8 = 0x7FF8.
- **
- ** A long branch is coded at 0x7FF8. This consists of loading a four
- ** byte offset into .O using nfix (as above) and pfix operators. The
- ** pfix operates in exactly the same way as the nfix operator, but
- ** without the complement operation. The offset, of course, must be
- ** relative to the address of the byte AFTER the branch instruction,
- ** which will be (urm) 0x7FFC, so, our final destination of the branch
- ** (loadbase-2), has to be reached from here. Imagine that the loadbase
- ** is 0x7C00 (which it is), then we will need to branch to 0x7BFE (which
- ** is the first byte of the initial two byte short local branch of the
- ** download code).
- **
- ** To code a jump from 0x7FFC (which is where the branch will start
- ** from) to 0x7BFE, we will need to branch 0xFC02 bytes (0x7FFC+0xFC02)=
- ** 0x7BFE.
- ** This will be coded as four bytes:
- ** 60 2C 20 02
- ** being nfix .O+0
- ** pfix .O+C
- ** pfix .O+0
- ** jump .O+2
- **
- ** The nfix operator is used, so that the startup code will be
- ** compatible with the whole Tp family. (lies, damn lies, it'll never
- ** work in a month of Sundays).
- **
- ** The nfix nyble is the 1s complement of the nyble value you
- ** want to load - in this case we wanted 'F' so we nfix loaded '0'.
- */
-
-
- /*
- ** Dest points to the top 8 bytes of Sram2. The Tp jumps
- ** to 0x7FFE at reset time, and starts executing. This is
- ** a short branch to 0x7FF8, where a long branch is coded.
- */
+ ** S T O P !
+ **
+ ** Upto this point the code has been fairly rational, and possibly
+ ** even straight forward. What follows is a pile of crud that will
+ ** magically turn into six bytes of transputer assembler. Normally
+ ** you would expect an array or something, but, being me, I have
+ ** chosen [been told] to use a technique whereby the startup code
+ ** will be correct if we change the loadbase for the code. Which
+ ** brings us onto another issue - the loadbase is the *end* of the
+ ** code, not the start.
+ **
+ ** If I were you I wouldn't start from here.
+ */
+
+ /*
+ ** We now need to insert a short boot section into
+ ** the memory at the end of Sram2. This is normally (de)composed
+ ** of the last eight bytes of the download code. The
+ ** download has been assembled/compiled to expect to be
+ ** loaded from 0x7FFF downwards. We have loaded it
+ ** at some other address. The startup code goes into the small
+ ** ram window at Sram2, in the last 8 bytes, which are really
+ ** at addresses 0x7FF8-0x7FFF.
+ **
+ ** If the loadbase is, say, 0x7C00, then we need to branch to
+ ** address 0x7BFE to run the host.bin startup code. We assemble
+ ** this jump manually.
+ **
+ ** The two byte sequence 60 08 is loaded into memory at address
+ ** 0x7FFE,F. This is a local branch to location 0x7FF8 (60 is nfix 0,
+ ** which adds '0' to the .O register, complements .O, and then shifts
+ ** it left by 4 bit positions, 08 is a jump .O+8 instruction. This will
+ ** add 8 to .O (which was 0xFFF0), and will branch RELATIVE to the new
+ ** location. Now, the branch starts from the value of .PC (or .IP or
+ ** whatever the bloody register is called on this chip), and the .PC
+ ** will be pointing to the location AFTER the branch, in this case
+ ** .PC == 0x8000, so the branch will be to 0x8000+0xFFF8 = 0x7FF8.
+ **
+ ** A long branch is coded at 0x7FF8. This consists of loading a four
+ ** byte offset into .O using nfix (as above) and pfix operators. The
+ ** pfix operates in exactly the same way as the nfix operator, but
+ ** without the complement operation. The offset, of course, must be
+ ** relative to the address of the byte AFTER the branch instruction,
+ ** which will be (urm) 0x7FFC, so, our final destination of the branch
+ ** (loadbase-2), has to be reached from here. Imagine that the loadbase
+ ** is 0x7C00 (which it is), then we will need to branch to 0x7BFE (which
+ ** is the first byte of the initial two byte short local branch of the
+ ** download code).
+ **
+ ** To code a jump from 0x7FFC (which is where the branch will start
+ ** from) to 0x7BFE, we will need to branch 0xFC02 bytes (0x7FFC+0xFC02)=
+ ** 0x7BFE.
+ ** This will be coded as four bytes:
+ ** 60 2C 20 02
+ ** being nfix .O+0
+ ** pfix .O+C
+ ** pfix .O+0
+ ** jump .O+2
+ **
+ ** The nfix operator is used, so that the startup code will be
+ ** compatible with the whole Tp family. (lies, damn lies, it'll never
+ ** work in a month of Sundays).
+ **
+ ** The nfix nyble is the 1s complement of the nyble value you
+ ** want to load - in this case we wanted 'F' so we nfix loaded '0'.
+ */
+
+
+ /*
+ ** Dest points to the top 8 bytes of Sram2. The Tp jumps
+ ** to 0x7FFE at reset time, and starts executing. This is
+ ** a short branch to 0x7FF8, where a long branch is coded.
+ */
- DestP = (BYTE *)&Cad[0x7FF8]; /* <<<---- READ THE ABOVE COMMENTS */
+ DestP = (BYTE *) & Cad[0x7FF8]; /* <<<---- READ THE ABOVE COMMENTS */
#define NFIX(N) (0x60 | (N)) /* .O = (~(.O + N))<<4 */
#define PFIX(N) (0x20 | (N)) /* .O = (.O + N)<<4 */
-#define JUMP(N) (0x00 | (N)) /* .PC = .PC + .O */
+#define JUMP(N) (0x00 | (N)) /* .PC = .PC + .O */
/*
- ** 0x7FFC is the address of the location following the last byte of
- ** the four byte jump instruction.
- ** READ THE ABOVE COMMENTS
- **
- ** offset is (TO-FROM) % MEMSIZE, but with compound buggering about.
- ** Memsize is 64K for this range of Tp, so offset is a short (unsigned,
- ** cos I don't understand 2's complement).
- */
- offset = (p->RIOConf.HostLoadBase-2)-0x7FFC;
- WBYTE( DestP[0] , NFIX(((ushort)(~offset) >> (ushort)12) & 0xF) );
- WBYTE( DestP[1] , PFIX(( offset >> 8) & 0xF) );
- WBYTE( DestP[2] , PFIX(( offset >> 4) & 0xF) );
- WBYTE( DestP[3] , JUMP( offset & 0xF) );
-
- WBYTE( DestP[6] , NFIX(0) );
- WBYTE( DestP[7] , JUMP(8) );
+ ** 0x7FFC is the address of the location following the last byte of
+ ** the four byte jump instruction.
+ ** READ THE ABOVE COMMENTS
+ **
+ ** offset is (TO-FROM) % MEMSIZE, but with compound buggering about.
+ ** Memsize is 64K for this range of Tp, so offset is a short (unsigned,
+ ** cos I don't understand 2's complement).
+ */
+ offset = (p->RIOConf.HostLoadBase - 2) - 0x7FFC;
+ WBYTE(DestP[0], NFIX(((ushort) (~offset) >> (ushort) 12) & 0xF));
+ WBYTE(DestP[1], PFIX((offset >> 8) & 0xF));
+ WBYTE(DestP[2], PFIX((offset >> 4) & 0xF));
+ WBYTE(DestP[3], JUMP(offset & 0xF));
+
+ WBYTE(DestP[6], NFIX(0));
+ WBYTE(DestP[7], JUMP(8));
- rio_dprintk (RIO_DEBUG_BOOT, "host loadbase is 0x%x\n",p->RIOConf.HostLoadBase);
- rio_dprintk (RIO_DEBUG_BOOT, "startup offset is 0x%x\n",offset);
+ rio_dprintk(RIO_DEBUG_BOOT, "host loadbase is 0x%x\n", p->RIOConf.HostLoadBase);
+ rio_dprintk(RIO_DEBUG_BOOT, "startup offset is 0x%x\n", offset);
/*
- ** Flag what is going on
- */
+ ** Flag what is going on
+ */
HostP->Flags &= ~RUN_STATE;
HostP->Flags |= RC_STARTUP;
/*
- ** Grab a copy of the current ParmMap pointer, so we
- ** can tell when it has changed.
- */
+ ** Grab a copy of the current ParmMap pointer, so we
+ ** can tell when it has changed.
+ */
OldParmMap = RWORD(HostP->__ParmMapR);
- rio_dprintk (RIO_DEBUG_BOOT, "Original parmmap is 0x%x\n",OldParmMap);
+ rio_dprintk(RIO_DEBUG_BOOT, "Original parmmap is 0x%x\n", OldParmMap);
/*
- ** And start it running (I hope).
- ** As there is nothing dodgy or obscure about the
- ** above code, this is guaranteed to work every time.
- */
- rio_dprintk (RIO_DEBUG_BOOT, "Host Type = 0x%x, Mode = 0x%x, IVec = 0x%x\n",
- HostP->Type, HostP->Mode, HostP->Ivec);
+ ** And start it running (I hope).
+ ** As there is nothing dodgy or obscure about the
+ ** above code, this is guaranteed to work every time.
+ */
+ rio_dprintk(RIO_DEBUG_BOOT, "Host Type = 0x%x, Mode = 0x%x, IVec = 0x%x\n", HostP->Type, HostP->Mode, HostP->Ivec);
rio_start_card_running(HostP);
- rio_dprintk (RIO_DEBUG_BOOT, "Set control port\n");
+ rio_dprintk(RIO_DEBUG_BOOT, "Set control port\n");
/*
- ** Now, wait for upto five seconds for the Tp to setup the parmmap
- ** pointer:
- */
- for ( wait_count=0; (wait_count<p->RIOConf.StartupTime)&&
- (RWORD(HostP->__ParmMapR)==OldParmMap); wait_count++ ) {
- rio_dprintk (RIO_DEBUG_BOOT, "Checkout %d, 0x%x\n",wait_count,RWORD(HostP->__ParmMapR));
+ ** Now, wait for upto five seconds for the Tp to setup the parmmap
+ ** pointer:
+ */
+ for (wait_count = 0; (wait_count < p->RIOConf.StartupTime) && (RWORD(HostP->__ParmMapR) == OldParmMap); wait_count++) {
+ rio_dprintk(RIO_DEBUG_BOOT, "Checkout %d, 0x%x\n", wait_count, RWORD(HostP->__ParmMapR));
delay(HostP, HUNDRED_MS);
}
/*
- ** If the parmmap pointer is unchanged, then the host code
- ** has crashed & burned in a really spectacular way
- */
- if ( RWORD(HostP->__ParmMapR) == OldParmMap ) {
- rio_dprintk (RIO_DEBUG_BOOT, "parmmap 0x%x\n", RWORD(HostP->__ParmMapR));
- rio_dprintk (RIO_DEBUG_BOOT, "RIO Mesg Run Fail\n");
-
-#define HOST_DISABLE \
- HostP->Flags &= ~RUN_STATE; \
- HostP->Flags |= RC_STUFFED; \
- RIOHostReset( HostP->Type, (struct DpRam *)HostP->CardP, HostP->Slot );\
- continue
-
- HOST_DISABLE;
- }
-
- rio_dprintk (RIO_DEBUG_BOOT, "Running 0x%x\n", RWORD(HostP->__ParmMapR));
-
- /*
- ** Well, the board thought it was OK, and setup its parmmap
- ** pointer. For the time being, we will pretend that this
- ** board is running, and check out what the error flag says.
- */
-
- /*
- ** Grab a 32 bit pointer to the parmmap structure
- */
- ParmMapP = (PARM_MAP *)RIO_PTR(Cad,RWORD(HostP->__ParmMapR));
- rio_dprintk (RIO_DEBUG_BOOT, "ParmMapP : %x\n", (int)ParmMapP);
- ParmMapP = (PARM_MAP *)((unsigned long)Cad +
- (unsigned long)((RWORD((HostP->__ParmMapR))) & 0xFFFF));
- rio_dprintk (RIO_DEBUG_BOOT, "ParmMapP : %x\n", (int)ParmMapP);
-
- /*
- ** The links entry should be 0xFFFF; we set it up
- ** with a mask to say how many PHBs to use, and
- ** which links to use.
- */
- if ( (RWORD(ParmMapP->links) & 0xFFFF) != 0xFFFF ) {
- rio_dprintk (RIO_DEBUG_BOOT, "RIO Mesg Run Fail %s\n", HostP->Name);
- rio_dprintk (RIO_DEBUG_BOOT, "Links = 0x%x\n",RWORD(ParmMapP->links));
- HOST_DISABLE;
- }
-
- WWORD(ParmMapP->links , RIO_LINK_ENABLE);
-
- /*
- ** now wait for the card to set all the parmmap->XXX stuff
- ** this is a wait of upto two seconds....
- */
- rio_dprintk (RIO_DEBUG_BOOT, "Looking for init_done - %d ticks\n",p->RIOConf.StartupTime);
+ ** If the parmmap pointer is unchanged, then the host code
+ ** has crashed & burned in a really spectacular way
+ */
+ if (RWORD(HostP->__ParmMapR) == OldParmMap) {
+ rio_dprintk(RIO_DEBUG_BOOT, "parmmap 0x%x\n", RWORD(HostP->__ParmMapR));
+ rio_dprintk(RIO_DEBUG_BOOT, "RIO Mesg Run Fail\n");
+ HostP->Flags &= ~RUN_STATE;
+ HostP->Flags |= RC_STUFFED;
+ RIOHostReset(HostP->Type, (struct DpRam *) HostP->CardP, HostP->Slot);
+ continue}
+
+ rio_dprintk(RIO_DEBUG_BOOT, "Running 0x%x\n", RWORD(HostP->__ParmMapR));
+
+ /*
+ ** Well, the board thought it was OK, and setup its parmmap
+ ** pointer. For the time being, we will pretend that this
+ ** board is running, and check out what the error flag says.
+ */
+
+ /*
+ ** Grab a 32 bit pointer to the parmmap structure
+ */
+ ParmMapP = (PARM_MAP *) RIO_PTR(Cad, RWORD(HostP->__ParmMapR));
+ rio_dprintk(RIO_DEBUG_BOOT, "ParmMapP : %x\n", (int) ParmMapP);
+ ParmMapP = (PARM_MAP *) ((unsigned long) Cad + (unsigned long) ((RWORD((HostP->__ParmMapR))) & 0xFFFF));
+ rio_dprintk(RIO_DEBUG_BOOT, "ParmMapP : %x\n", (int) ParmMapP);
+
+ /*
+ ** The links entry should be 0xFFFF; we set it up
+ ** with a mask to say how many PHBs to use, and
+ ** which links to use.
+ */
+ if ((RWORD(ParmMapP->links) & 0xFFFF) != 0xFFFF) {
+ rio_dprintk(RIO_DEBUG_BOOT, "RIO Mesg Run Fail %s\n", HostP->Name);
+ rio_dprintk(RIO_DEBUG_BOOT, "Links = 0x%x\n", RWORD(ParmMapP->links));
+ HostP->Flags &= ~RUN_STATE;
+ HostP->Flags |= RC_STUFFED;
+ RIOHostReset(HostP->Type, (struct DpRam *) HostP->CardP, HostP->Slot);
+ continue}
+
+ WWORD(ParmMapP->links, RIO_LINK_ENABLE);
+
+ /*
+ ** now wait for the card to set all the parmmap->XXX stuff
+ ** this is a wait of upto two seconds....
+ */
+ rio_dprintk(RIO_DEBUG_BOOT, "Looking for init_done - %d ticks\n", p->RIOConf.StartupTime);
HostP->timeout_id = 0;
- for ( wait_count=0; (wait_count<p->RIOConf.StartupTime) &&
- !RWORD(ParmMapP->init_done); wait_count++ ) {
- rio_dprintk (RIO_DEBUG_BOOT, "Waiting for init_done\n");
+ for (wait_count = 0; (wait_count < p->RIOConf.StartupTime) && !RWORD(ParmMapP->init_done); wait_count++) {
+ rio_dprintk(RIO_DEBUG_BOOT, "Waiting for init_done\n");
delay(HostP, HUNDRED_MS);
}
- rio_dprintk (RIO_DEBUG_BOOT, "OK! init_done!\n");
+ rio_dprintk(RIO_DEBUG_BOOT, "OK! init_done!\n");
- if (RWORD(ParmMapP->error) != E_NO_ERROR ||
- !RWORD(ParmMapP->init_done) ) {
- rio_dprintk (RIO_DEBUG_BOOT, "RIO Mesg Run Fail %s\n", HostP->Name);
- rio_dprintk (RIO_DEBUG_BOOT, "Timedout waiting for init_done\n");
- HOST_DISABLE;
- }
+ if (RWORD(ParmMapP->error) != E_NO_ERROR || !RWORD(ParmMapP->init_done)) {
+ rio_dprintk(RIO_DEBUG_BOOT, "RIO Mesg Run Fail %s\n", HostP->Name);
+ rio_dprintk(RIO_DEBUG_BOOT, "Timedout waiting for init_done\n");
+ HostP->Flags &= ~RUN_STATE;
+ HostP->Flags |= RC_STUFFED;
+ RIOHostReset(HostP->Type, (struct DpRam *) HostP->CardP, HostP->Slot);
+ continue}
- rio_dprintk (RIO_DEBUG_BOOT, "Got init_done\n");
+ rio_dprintk(RIO_DEBUG_BOOT, "Got init_done\n");
/*
- ** It runs! It runs!
- */
- rio_dprintk (RIO_DEBUG_BOOT, "Host ID %x Running\n",HostP->UniqueNum);
+ ** It runs! It runs!
+ */
+ rio_dprintk(RIO_DEBUG_BOOT, "Host ID %x Running\n", HostP->UniqueNum);
/*
- ** set the time period between interrupts.
- */
- WWORD(ParmMapP->timer, (short)p->RIOConf.Timer );
+ ** set the time period between interrupts.
+ */
+ WWORD(ParmMapP->timer, (short) p->RIOConf.Timer);
/*
- ** Translate all the 16 bit pointers in the __ParmMapR into
- ** 32 bit pointers for the driver.
- */
- HostP->ParmMapP = ParmMapP;
- HostP->PhbP = (PHB*)RIO_PTR(Cad,RWORD(ParmMapP->phb_ptr));
- HostP->RupP = (RUP*)RIO_PTR(Cad,RWORD(ParmMapP->rups));
- HostP->PhbNumP = (ushort*)RIO_PTR(Cad,RWORD(ParmMapP->phb_num_ptr));
- HostP->LinkStrP = (LPB*)RIO_PTR(Cad,RWORD(ParmMapP->link_str_ptr));
+ ** Translate all the 16 bit pointers in the __ParmMapR into
+ ** 32 bit pointers for the driver.
+ */
+ HostP->ParmMapP = ParmMapP;
+ HostP->PhbP = (PHB *) RIO_PTR(Cad, RWORD(ParmMapP->phb_ptr));
+ HostP->RupP = (RUP *) RIO_PTR(Cad, RWORD(ParmMapP->rups));
+ HostP->PhbNumP = (ushort *) RIO_PTR(Cad, RWORD(ParmMapP->phb_num_ptr));
+ HostP->LinkStrP = (LPB *) RIO_PTR(Cad, RWORD(ParmMapP->link_str_ptr));
/*
- ** point the UnixRups at the real Rups
- */
- for ( RupN = 0; RupN<MAX_RUP; RupN++ ) {
- HostP->UnixRups[RupN].RupP = &HostP->RupP[RupN];
- HostP->UnixRups[RupN].Id = RupN+1;
+ ** point the UnixRups at the real Rups
+ */
+ for (RupN = 0; RupN < MAX_RUP; RupN++) {
+ HostP->UnixRups[RupN].RupP = &HostP->RupP[RupN];
+ HostP->UnixRups[RupN].Id = RupN + 1;
HostP->UnixRups[RupN].BaseSysPort = NO_PORT;
spin_lock_init(&HostP->UnixRups[RupN].RupLock);
}
- for ( RupN = 0; RupN<LINKS_PER_UNIT; RupN++ ) {
- HostP->UnixRups[RupN+MAX_RUP].RupP = &HostP->LinkStrP[RupN].rup;
- HostP->UnixRups[RupN+MAX_RUP].Id = 0;
- HostP->UnixRups[RupN+MAX_RUP].BaseSysPort = NO_PORT;
- spin_lock_init(&HostP->UnixRups[RupN+MAX_RUP].RupLock);
+ for (RupN = 0; RupN < LINKS_PER_UNIT; RupN++) {
+ HostP->UnixRups[RupN + MAX_RUP].RupP = &HostP->LinkStrP[RupN].rup;
+ HostP->UnixRups[RupN + MAX_RUP].Id = 0;
+ HostP->UnixRups[RupN + MAX_RUP].BaseSysPort = NO_PORT;
+ spin_lock_init(&HostP->UnixRups[RupN + MAX_RUP].RupLock);
}
/*
- ** point the PortP->Phbs at the real Phbs
- */
- for ( PortN=p->RIOFirstPortsMapped;
- PortN<p->RIOLastPortsMapped+PORTS_PER_RTA; PortN++ ) {
- if ( p->RIOPortp[PortN]->HostP == HostP ) {
+ ** point the PortP->Phbs at the real Phbs
+ */
+ for (PortN = p->RIOFirstPortsMapped; PortN < p->RIOLastPortsMapped + PORTS_PER_RTA; PortN++) {
+ if (p->RIOPortp[PortN]->HostP == HostP) {
struct Port *PortP = p->RIOPortp[PortN];
struct PHB *PhbP;
/* int oldspl; */
- if ( !PortP->Mapped )
+ if (!PortP->Mapped)
continue;
PhbP = &HostP->PhbP[PortP->HostPort];
@@ -610,40 +592,40 @@
PortP->PhbP = PhbP;
- PortP->TxAdd = (WORD *)RIO_PTR(Cad,RWORD(PhbP->tx_add));
- PortP->TxStart = (WORD *)RIO_PTR(Cad,RWORD(PhbP->tx_start));
- PortP->TxEnd = (WORD *)RIO_PTR(Cad,RWORD(PhbP->tx_end));
- PortP->RxRemove = (WORD *)RIO_PTR(Cad,RWORD(PhbP->rx_remove));
- PortP->RxStart = (WORD *)RIO_PTR(Cad,RWORD(PhbP->rx_start));
- PortP->RxEnd = (WORD *)RIO_PTR(Cad,RWORD(PhbP->rx_end));
+ PortP->TxAdd = (WORD *) RIO_PTR(Cad, RWORD(PhbP->tx_add));
+ PortP->TxStart = (WORD *) RIO_PTR(Cad, RWORD(PhbP->tx_start));
+ PortP->TxEnd = (WORD *) RIO_PTR(Cad, RWORD(PhbP->tx_end));
+ PortP->RxRemove = (WORD *) RIO_PTR(Cad, RWORD(PhbP->rx_remove));
+ PortP->RxStart = (WORD *) RIO_PTR(Cad, RWORD(PhbP->rx_start));
+ PortP->RxEnd = (WORD *) RIO_PTR(Cad, RWORD(PhbP->rx_end));
rio_spin_unlock_irqrestore(&PortP->portSem, flags);
/*
- ** point the UnixRup at the base SysPort
- */
- if ( !(PortN % PORTS_PER_RTA) )
+ ** point the UnixRup at the base SysPort
+ */
+ if (!(PortN % PORTS_PER_RTA))
HostP->UnixRups[PortP->RupNum].BaseSysPort = PortN;
}
}
- rio_dprintk (RIO_DEBUG_BOOT, "Set the card running... \n");
+ rio_dprintk(RIO_DEBUG_BOOT, "Set the card running... \n");
/*
- ** last thing - show the world that everything is in place
- */
+ ** last thing - show the world that everything is in place
+ */
HostP->Flags &= ~RUN_STATE;
HostP->Flags |= RC_RUNNING;
}
/*
- ** MPX always uses a poller. This is actually patched into the system
- ** configuration and called directly from each clock tick.
- **
- */
+ ** MPX always uses a poller. This is actually patched into the system
+ ** configuration and called directly from each clock tick.
+ **
+ */
p->RIOPolling = 1;
p->RIOSystemUp++;
-
- rio_dprintk (RIO_DEBUG_BOOT, "Done everything %x\n", HostP->Ivec);
- func_exit ();
+
+ rio_dprintk(RIO_DEBUG_BOOT, "Done everything %x\n", HostP->Ivec);
+ func_exit();
return 0;
}
@@ -653,23 +635,22 @@
** Boot an RTA. If we have successfully processed this boot, then
** return 1. If we havent, then return 0.
*/
-int
-RIOBootRup( p, Rup, HostP, PacketP)
-struct rio_info * p;
+int RIOBootRup(p, Rup, HostP, PacketP)
+struct rio_info *p;
uint Rup;
struct Host *HostP;
-struct PKT *PacketP;
+struct PKT *PacketP;
{
- struct PktCmd *PktCmdP = (struct PktCmd *)PacketP->data;
+ struct PktCmd *PktCmdP = (struct PktCmd *) PacketP->data;
struct PktCmd_M *PktReplyP;
struct CmdBlk *CmdBlkP;
uint sequence;
/*
- ** If we haven't been told what to boot, we can't boot it.
- */
- if ( p->RIONumBootPkts == 0 ) {
- rio_dprintk (RIO_DEBUG_BOOT, "No RTA code to download yet\n");
+ ** If we haven't been told what to boot, we can't boot it.
+ */
+ if (p->RIONumBootPkts == 0) {
+ rio_dprintk(RIO_DEBUG_BOOT, "No RTA code to download yet\n");
return 0;
}
@@ -677,117 +658,111 @@
/* ShowPacket( DBG_BOOT, PacketP ); */
/*
- ** Special case of boot completed - if we get one of these then we
- ** don't need a command block. For all other cases we do, so handle
- ** this first and then get a command block, then handle every other
- ** case, relinquishing the command block if disaster strikes!
- */
- if ( (RBYTE(PacketP->len) & PKT_CMD_BIT) &&
- (RBYTE(PktCmdP->Command)==BOOT_COMPLETED) )
- return RIOBootComplete(p, HostP, Rup, PktCmdP );
+ ** Special case of boot completed - if we get one of these then we
+ ** don't need a command block. For all other cases we do, so handle
+ ** this first and then get a command block, then handle every other
+ ** case, relinquishing the command block if disaster strikes!
+ */
+ if ((RBYTE(PacketP->len) & PKT_CMD_BIT) && (RBYTE(PktCmdP->Command) == BOOT_COMPLETED))
+ return RIOBootComplete(p, HostP, Rup, PktCmdP);
/*
- ** try to unhook a command block from the command free list.
- */
- if ( !(CmdBlkP = RIOGetCmdBlk()) ) {
- rio_dprintk (RIO_DEBUG_BOOT, "No command blocks to boot RTA! come back later.\n");
+ ** try to unhook a command block from the command free list.
+ */
+ if (!(CmdBlkP = RIOGetCmdBlk())) {
+ rio_dprintk(RIO_DEBUG_BOOT, "No command blocks to boot RTA! come back later.\n");
return 0;
}
/*
- ** Fill in the default info on the command block
- */
- CmdBlkP->Packet.dest_unit = Rup < (ushort)MAX_RUP ? Rup : 0;
+ ** Fill in the default info on the command block
+ */
+ CmdBlkP->Packet.dest_unit = Rup < (ushort) MAX_RUP ? Rup : 0;
CmdBlkP->Packet.dest_port = BOOT_RUP;
- CmdBlkP->Packet.src_unit = 0;
- CmdBlkP->Packet.src_port = BOOT_RUP;
+ CmdBlkP->Packet.src_unit = 0;
+ CmdBlkP->Packet.src_port = BOOT_RUP;
CmdBlkP->PreFuncP = CmdBlkP->PostFuncP = NULL;
- PktReplyP = (struct PktCmd_M *)CmdBlkP->Packet.data;
+ PktReplyP = (struct PktCmd_M *) CmdBlkP->Packet.data;
/*
- ** process COMMANDS on the boot rup!
- */
- if ( RBYTE(PacketP->len) & PKT_CMD_BIT ) {
- /*
- ** We only expect one type of command - a BOOT_REQUEST!
- */
- if ( RBYTE(PktCmdP->Command) != BOOT_REQUEST ) {
- rio_dprintk (RIO_DEBUG_BOOT, "Unexpected command %d on BOOT RUP %d of host %d\n",
- PktCmdP->Command,Rup,HostP-p->RIOHosts);
- ShowPacket( DBG_BOOT, PacketP );
- RIOFreeCmdBlk( CmdBlkP );
+ ** process COMMANDS on the boot rup!
+ */
+ if (RBYTE(PacketP->len) & PKT_CMD_BIT) {
+ /*
+ ** We only expect one type of command - a BOOT_REQUEST!
+ */
+ if (RBYTE(PktCmdP->Command) != BOOT_REQUEST) {
+ rio_dprintk(RIO_DEBUG_BOOT, "Unexpected command %d on BOOT RUP %d of host %d\n", PktCmdP->Command, Rup, HostP - p->RIOHosts);
+ ShowPacket(DBG_BOOT, PacketP);
+ RIOFreeCmdBlk(CmdBlkP);
return 1;
}
/*
- ** Build a Boot Sequence command block
- **
- ** 02.03.1999 ARG - ESIL 0820 fix
- ** We no longer need to use "Boot Mode", we'll always allow
- ** boot requests - the boot will not complete if the device
- ** appears in the bindings table.
- ** So, this conditional is not required ...
- **
- if (p->RIOBootMode == RC_BOOT_NONE)
- **
- ** If the system is in slave mode, and a boot request is
- ** received, set command to BOOT_ABORT so that the boot
- ** will not complete.
- **
- PktReplyP->Command = BOOT_ABORT;
- else
- **
- ** We'll just (always) set the command field in packet reply
- ** to allow an attempted boot sequence :
- */
+ ** Build a Boot Sequence command block
+ **
+ ** 02.03.1999 ARG - ESIL 0820 fix
+ ** We no longer need to use "Boot Mode", we'll always allow
+ ** boot requests - the boot will not complete if the device
+ ** appears in the bindings table.
+ ** So, this conditional is not required ...
+ **
+ if (p->RIOBootMode == RC_BOOT_NONE)
+ **
+ ** If the system is in slave mode, and a boot request is
+ ** received, set command to BOOT_ABORT so that the boot
+ ** will not complete.
+ **
+ PktReplyP->Command = BOOT_ABORT;
+ else
+ **
+ ** We'll just (always) set the command field in packet reply
+ ** to allow an attempted boot sequence :
+ */
PktReplyP->Command = BOOT_SEQUENCE;
PktReplyP->BootSequence.NumPackets = p->RIONumBootPkts;
- PktReplyP->BootSequence.LoadBase = p->RIOConf.RtaLoadBase;
- PktReplyP->BootSequence.CodeSize = p->RIOBootCount;
+ PktReplyP->BootSequence.LoadBase = p->RIOConf.RtaLoadBase;
+ PktReplyP->BootSequence.CodeSize = p->RIOBootCount;
- CmdBlkP->Packet.len = BOOT_SEQUENCE_LEN | PKT_CMD_BIT;
+ CmdBlkP->Packet.len = BOOT_SEQUENCE_LEN | PKT_CMD_BIT;
- bcopy("BOOT",(void *)&CmdBlkP->Packet.data[BOOT_SEQUENCE_LEN],4);
+ bcopy("BOOT", (void *) &CmdBlkP->Packet.data[BOOT_SEQUENCE_LEN], 4);
- rio_dprintk (RIO_DEBUG_BOOT, "Boot RTA on Host %d Rup %d - %d (0x%x) packets to 0x%x\n",
- HostP-p->RIOHosts, Rup, p->RIONumBootPkts, p->RIONumBootPkts,
- p->RIOConf.RtaLoadBase);
+ rio_dprintk(RIO_DEBUG_BOOT, "Boot RTA on Host %d Rup %d - %d (0x%x) packets to 0x%x\n", HostP - p->RIOHosts, Rup, p->RIONumBootPkts, p->RIONumBootPkts, p->RIOConf.RtaLoadBase);
/*
- ** If this host is in slave mode, send the RTA an invalid boot
- ** sequence command block to force it to kill the boot. We wait
- ** for half a second before sending this packet to prevent the RTA
- ** attempting to boot too often. The master host should then grab
- ** the RTA and make it its own.
- */
+ ** If this host is in slave mode, send the RTA an invalid boot
+ ** sequence command block to force it to kill the boot. We wait
+ ** for half a second before sending this packet to prevent the RTA
+ ** attempting to boot too often. The master host should then grab
+ ** the RTA and make it its own.
+ */
p->RIOBooting++;
- RIOQueueCmdBlk( HostP, Rup, CmdBlkP );
+ RIOQueueCmdBlk(HostP, Rup, CmdBlkP);
return 1;
}
/*
- ** It is a request for boot data.
- */
+ ** It is a request for boot data.
+ */
sequence = RWORD(PktCmdP->Sequence);
- rio_dprintk (RIO_DEBUG_BOOT, "Boot block %d on Host %d Rup%d\n",sequence,HostP-p->RIOHosts,Rup);
+ rio_dprintk(RIO_DEBUG_BOOT, "Boot block %d on Host %d Rup%d\n", sequence, HostP - p->RIOHosts, Rup);
- if ( sequence >= p->RIONumBootPkts ) {
- rio_dprintk (RIO_DEBUG_BOOT, "Got a request for packet %d, max is %d\n", sequence,
- p->RIONumBootPkts);
- ShowPacket( DBG_BOOT, PacketP );
+ if (sequence >= p->RIONumBootPkts) {
+ rio_dprintk(RIO_DEBUG_BOOT, "Got a request for packet %d, max is %d\n", sequence, p->RIONumBootPkts);
+ ShowPacket(DBG_BOOT, PacketP);
}
PktReplyP->Sequence = sequence;
- bcopy( p->RIOBootPackets[ p->RIONumBootPkts - sequence - 1 ],
- PktReplyP->BootData, RTA_BOOT_DATA_SIZE );
+ bcopy(p->RIOBootPackets[p->RIONumBootPkts - sequence - 1], PktReplyP->BootData, RTA_BOOT_DATA_SIZE);
CmdBlkP->Packet.len = PKT_MAX_DATA_LEN;
- ShowPacket( DBG_BOOT, &CmdBlkP->Packet );
- RIOQueueCmdBlk( HostP, Rup, CmdBlkP );
+ ShowPacket(DBG_BOOT, &CmdBlkP->Packet);
+ RIOQueueCmdBlk(HostP, Rup, CmdBlkP);
return 1;
}
@@ -797,422 +772,348 @@
** If booted by an RTA, HostP->Mapping[Rup].RtaUniqueNum is the booting RTA.
** RtaUniq is the booted RTA.
*/
-static int RIOBootComplete( struct rio_info *p, struct Host *HostP, uint Rup, struct PktCmd *PktCmdP )
+static int RIOBootComplete(struct rio_info *p, struct Host *HostP, uint Rup, struct PktCmd *PktCmdP)
{
- struct Map *MapP = NULL;
- struct Map *MapP2 = NULL;
- int Flag;
- int found;
- int host, rta;
- int EmptySlot = -1;
- int entry, entry2;
- char *MyType, *MyName;
- uint MyLink;
- ushort RtaType;
- uint RtaUniq = (RBYTE(PktCmdP->UniqNum[0])) +
- (RBYTE(PktCmdP->UniqNum[1]) << 8) +
- (RBYTE(PktCmdP->UniqNum[2]) << 16) +
- (RBYTE(PktCmdP->UniqNum[3]) << 24);
+ struct Map *MapP = NULL;
+ struct Map *MapP2 = NULL;
+ int Flag;
+ int found;
+ int host, rta;
+ int EmptySlot = -1;
+ int entry, entry2;
+ char *MyType, *MyName;
+ uint MyLink;
+ ushort RtaType;
+ uint RtaUniq = (RBYTE(PktCmdP->UniqNum[0])) + (RBYTE(PktCmdP->UniqNum[1]) << 8) + (RBYTE(PktCmdP->UniqNum[2]) << 16) + (RBYTE(PktCmdP->UniqNum[3]) << 24);
/* Was RIOBooting-- . That's bad. If an RTA sends two of them, the
driver will never think that the RTA has booted... -- REW */
p->RIOBooting = 0;
- rio_dprintk (RIO_DEBUG_BOOT, "RTA Boot completed - BootInProgress now %d\n", p->RIOBooting);
+ rio_dprintk(RIO_DEBUG_BOOT, "RTA Boot completed - BootInProgress now %d\n", p->RIOBooting);
/*
- ** Determine type of unit (16/8 port RTA).
- */
+ ** Determine type of unit (16/8 port RTA).
+ */
RtaType = GetUnitType(RtaUniq);
- if ( Rup >= (ushort)MAX_RUP ) {
- rio_dprintk (RIO_DEBUG_BOOT, "RIO: Host %s has booted an RTA(%d) on link %c\n",
- HostP->Name, 8 * RtaType, RBYTE(PktCmdP->LinkNum)+'A');
+ if (Rup >= (ushort) MAX_RUP) {
+ rio_dprintk(RIO_DEBUG_BOOT, "RIO: Host %s has booted an RTA(%d) on link %c\n", HostP->Name, 8 * RtaType, RBYTE(PktCmdP->LinkNum) + 'A');
} else {
- rio_dprintk (RIO_DEBUG_BOOT, "RIO: RTA %s has booted an RTA(%d) on link %c\n",
- HostP->Mapping[Rup].Name, 8 * RtaType,
- RBYTE(PktCmdP->LinkNum)+'A');
- }
-
- rio_dprintk (RIO_DEBUG_BOOT, "UniqNum is 0x%x\n",RtaUniq);
-
- if ( ( RtaUniq == 0x00000000 ) || ( RtaUniq == 0xffffffff ) )
- {
- rio_dprintk (RIO_DEBUG_BOOT, "Illegal RTA Uniq Number\n");
- return TRUE;
+ rio_dprintk(RIO_DEBUG_BOOT, "RIO: RTA %s has booted an RTA(%d) on link %c\n", HostP->Mapping[Rup].Name, 8 * RtaType, RBYTE(PktCmdP->LinkNum) + 'A');
+ }
+
+ rio_dprintk(RIO_DEBUG_BOOT, "UniqNum is 0x%x\n", RtaUniq);
+
+ if ((RtaUniq == 0x00000000) || (RtaUniq == 0xffffffff)) {
+ rio_dprintk(RIO_DEBUG_BOOT, "Illegal RTA Uniq Number\n");
+ return TRUE;
}
/*
- ** If this RTA has just booted an RTA which doesn't belong to this
- ** system, or the system is in slave mode, do not attempt to create
- ** a new table entry for it.
- */
- if (!RIOBootOk(p, HostP, RtaUniq))
- {
- MyLink = RBYTE(PktCmdP->LinkNum);
- if (Rup < (ushort) MAX_RUP)
- {
- /*
- ** RtaUniq was clone booted (by this RTA). Instruct this RTA
- ** to hold off further attempts to boot on this link for 30
- ** seconds.
- */
- if (RIOSuspendBootRta(HostP, HostP->Mapping[Rup].ID, MyLink))
- {
- rio_dprintk (RIO_DEBUG_BOOT, "RTA failed to suspend booting on link %c\n",
- 'A' + MyLink);
+ ** If this RTA has just booted an RTA which doesn't belong to this
+ ** system, or the system is in slave mode, do not attempt to create
+ ** a new table entry for it.
+ */
+ if (!RIOBootOk(p, HostP, RtaUniq)) {
+ MyLink = RBYTE(PktCmdP->LinkNum);
+ if (Rup < (ushort) MAX_RUP) {
+ /*
+ ** RtaUniq was clone booted (by this RTA). Instruct this RTA
+ ** to hold off further attempts to boot on this link for 30
+ ** seconds.
+ */
+ if (RIOSuspendBootRta(HostP, HostP->Mapping[Rup].ID, MyLink)) {
+ rio_dprintk(RIO_DEBUG_BOOT, "RTA failed to suspend booting on link %c\n", 'A' + MyLink);
+ }
+ } else {
+ /*
+ ** RtaUniq was booted by this host. Set the booting link
+ ** to hold off for 30 seconds to give another unit a
+ ** chance to boot it.
+ */
+ WWORD(HostP->LinkStrP[MyLink].WaitNoBoot, 30);
}
- }
- else
- {
- /*
- ** RtaUniq was booted by this host. Set the booting link
- ** to hold off for 30 seconds to give another unit a
- ** chance to boot it.
- */
- WWORD(HostP->LinkStrP[MyLink].WaitNoBoot, 30);
- }
- rio_dprintk (RIO_DEBUG_BOOT, "RTA %x not owned - suspend booting down link %c on unit %x\n",
- RtaUniq, 'A' + MyLink, HostP->Mapping[Rup].RtaUniqueNum);
- return TRUE;
+ rio_dprintk(RIO_DEBUG_BOOT, "RTA %x not owned - suspend booting down link %c on unit %x\n", RtaUniq, 'A' + MyLink, HostP->Mapping[Rup].RtaUniqueNum);
+ return TRUE;
}
/*
- ** Check for a SLOT_IN_USE entry for this RTA attached to the
- ** current host card in the driver table.
- **
- ** If it exists, make a note that we have booted it. Other parts of
- ** the driver are interested in this information at a later date,
- ** in particular when the booting RTA asks for an ID for this unit,
- ** we must have set the BOOTED flag, and the NEWBOOT flag is used
- ** to force an open on any ports that where previously open on this
- ** unit.
- */
- for ( entry=0; entry<MAX_RUP; entry++ )
- {
- uint sysport;
-
- if ((HostP->Mapping[entry].Flags & SLOT_IN_USE) &&
- (HostP->Mapping[entry].RtaUniqueNum==RtaUniq))
- {
- HostP->Mapping[entry].Flags |= RTA_BOOTED|RTA_NEWBOOT;
+ ** Check for a SLOT_IN_USE entry for this RTA attached to the
+ ** current host card in the driver table.
+ **
+ ** If it exists, make a note that we have booted it. Other parts of
+ ** the driver are interested in this information at a later date,
+ ** in particular when the booting RTA asks for an ID for this unit,
+ ** we must have set the BOOTED flag, and the NEWBOOT flag is used
+ ** to force an open on any ports that where previously open on this
+ ** unit.
+ */
+ for (entry = 0; entry < MAX_RUP; entry++) {
+ uint sysport;
+
+ if ((HostP->Mapping[entry].Flags & SLOT_IN_USE) && (HostP->Mapping[entry].RtaUniqueNum == RtaUniq)) {
+ HostP->Mapping[entry].Flags |= RTA_BOOTED | RTA_NEWBOOT;
#ifdef NEED_TO_FIX
- RIO_SV_BROADCAST(HostP->svFlags[entry]);
+ RIO_SV_BROADCAST(HostP->svFlags[entry]);
#endif
- if ( (sysport=HostP->Mapping[entry].SysPort) != NO_PORT )
- {
- if ( sysport < p->RIOFirstPortsBooted )
- p->RIOFirstPortsBooted = sysport;
- if ( sysport > p->RIOLastPortsBooted )
- p->RIOLastPortsBooted = sysport;
- /*
- ** For a 16 port RTA, check the second bank of 8 ports
- */
- if (RtaType == TYPE_RTA16)
- {
- entry2 = HostP->Mapping[entry].ID2 - 1;
- HostP->Mapping[entry2].Flags |= RTA_BOOTED|RTA_NEWBOOT;
+ if ((sysport = HostP->Mapping[entry].SysPort) != NO_PORT) {
+ if (sysport < p->RIOFirstPortsBooted)
+ p->RIOFirstPortsBooted = sysport;
+ if (sysport > p->RIOLastPortsBooted)
+ p->RIOLastPortsBooted = sysport;
+ /*
+ ** For a 16 port RTA, check the second bank of 8 ports
+ */
+ if (RtaType == TYPE_RTA16) {
+ entry2 = HostP->Mapping[entry].ID2 - 1;
+ HostP->Mapping[entry2].Flags |= RTA_BOOTED | RTA_NEWBOOT;
#ifdef NEED_TO_FIX
- RIO_SV_BROADCAST(HostP->svFlags[entry2]);
+ RIO_SV_BROADCAST(HostP->svFlags[entry2]);
#endif
- sysport = HostP->Mapping[entry2].SysPort;
- if ( sysport < p->RIOFirstPortsBooted )
- p->RIOFirstPortsBooted = sysport;
- if ( sysport > p->RIOLastPortsBooted )
- p->RIOLastPortsBooted = sysport;
- }
- }
- if (RtaType == TYPE_RTA16) {
- rio_dprintk (RIO_DEBUG_BOOT, "RTA will be given IDs %d+%d\n",
- entry+1, entry2+1);
- } else {
- rio_dprintk (RIO_DEBUG_BOOT, "RTA will be given ID %d\n",entry+1);
+ sysport = HostP->Mapping[entry2].SysPort;
+ if (sysport < p->RIOFirstPortsBooted)
+ p->RIOFirstPortsBooted = sysport;
+ if (sysport > p->RIOLastPortsBooted)
+ p->RIOLastPortsBooted = sysport;
+ }
+ }
+ if (RtaType == TYPE_RTA16) {
+ rio_dprintk(RIO_DEBUG_BOOT, "RTA will be given IDs %d+%d\n", entry + 1, entry2 + 1);
+ } else {
+ rio_dprintk(RIO_DEBUG_BOOT, "RTA will be given ID %d\n", entry + 1);
+ }
+ return TRUE;
}
- return TRUE;
- }
}
- rio_dprintk (RIO_DEBUG_BOOT, "RTA not configured for this host\n");
+ rio_dprintk(RIO_DEBUG_BOOT, "RTA not configured for this host\n");
- if ( Rup >= (ushort)MAX_RUP )
- {
- /*
- ** It was a host that did the booting
- */
- MyType = "Host";
- MyName = HostP->Name;
- }
- else
- {
- /*
- ** It was an RTA that did the booting
- */
- MyType = "RTA";
- MyName = HostP->Mapping[Rup].Name;
+ if (Rup >= (ushort) MAX_RUP) {
+ /*
+ ** It was a host that did the booting
+ */
+ MyType = "Host";
+ MyName = HostP->Name;
+ } else {
+ /*
+ ** It was an RTA that did the booting
+ */
+ MyType = "RTA";
+ MyName = HostP->Mapping[Rup].Name;
}
MyLink = RBYTE(PktCmdP->LinkNum);
/*
- ** There is no SLOT_IN_USE entry for this RTA attached to the current
- ** host card in the driver table.
- **
- ** Check for a SLOT_TENTATIVE entry for this RTA attached to the
- ** current host card in the driver table.
- **
- ** If we find one, then we re-use that slot.
- */
- for ( entry=0; entry<MAX_RUP; entry++ )
- {
- if ( (HostP->Mapping[entry].Flags & SLOT_TENTATIVE) &&
- (HostP->Mapping[entry].RtaUniqueNum == RtaUniq) )
- {
- if (RtaType == TYPE_RTA16)
- {
- entry2 = HostP->Mapping[entry].ID2 - 1;
- if ( (HostP->Mapping[entry2].Flags & SLOT_TENTATIVE) &&
- (HostP->Mapping[entry2].RtaUniqueNum == RtaUniq) )
- rio_dprintk (RIO_DEBUG_BOOT, "Found previous tentative slots (%d+%d)\n",
- entry, entry2);
- else
- continue;
+ ** There is no SLOT_IN_USE entry for this RTA attached to the current
+ ** host card in the driver table.
+ **
+ ** Check for a SLOT_TENTATIVE entry for this RTA attached to the
+ ** current host card in the driver table.
+ **
+ ** If we find one, then we re-use that slot.
+ */
+ for (entry = 0; entry < MAX_RUP; entry++) {
+ if ((HostP->Mapping[entry].Flags & SLOT_TENTATIVE) && (HostP->Mapping[entry].RtaUniqueNum == RtaUniq)) {
+ if (RtaType == TYPE_RTA16) {
+ entry2 = HostP->Mapping[entry].ID2 - 1;
+ if ((HostP->Mapping[entry2].Flags & SLOT_TENTATIVE) && (HostP->Mapping[entry2].RtaUniqueNum == RtaUniq))
+ rio_dprintk(RIO_DEBUG_BOOT, "Found previous tentative slots (%d+%d)\n", entry, entry2);
+ else
+ continue;
+ } else
+ rio_dprintk(RIO_DEBUG_BOOT, "Found previous tentative slot (%d)\n", entry);
+ if (!p->RIONoMessage)
+ cprintf("RTA connected to %s '%s' (%c) not configured.\n", MyType, MyName, MyLink + 'A');
+ return TRUE;
}
- else
- rio_dprintk (RIO_DEBUG_BOOT, "Found previous tentative slot (%d)\n",entry);
- if (! p->RIONoMessage)
- cprintf("RTA connected to %s '%s' (%c) not configured.\n",MyType,MyName,MyLink+'A');
- return TRUE;
- }
}
/*
- ** There is no SLOT_IN_USE or SLOT_TENTATIVE entry for this RTA
- ** attached to the current host card in the driver table.
- **
- ** Check if there is a SLOT_IN_USE or SLOT_TENTATIVE entry on another
- ** host for this RTA in the driver table.
- **
- ** For a SLOT_IN_USE entry on another host, we need to delete the RTA
- ** entry from the other host and add it to this host (using some of
- ** the functions from table.c which do this).
- ** For a SLOT_TENTATIVE entry on another host, we must cope with the
- ** following scenario:
- **
- ** + Plug 8 port RTA into host A. (This creates SLOT_TENTATIVE entry
- ** in table)
- ** + Unplug RTA and plug into host B. (We now have 2 SLOT_TENTATIVE
- ** entries)
- ** + Configure RTA on host B. (This slot now becomes SLOT_IN_USE)
- ** + Unplug RTA and plug back into host A.
- ** + Configure RTA on host A. We now have the same RTA configured
- ** with different ports on two different hosts.
- */
- rio_dprintk (RIO_DEBUG_BOOT, "Have we seen RTA %x before?\n", RtaUniq );
+ ** There is no SLOT_IN_USE or SLOT_TENTATIVE entry for this RTA
+ ** attached to the current host card in the driver table.
+ **
+ ** Check if there is a SLOT_IN_USE or SLOT_TENTATIVE entry on another
+ ** host for this RTA in the driver table.
+ **
+ ** For a SLOT_IN_USE entry on another host, we need to delete the RTA
+ ** entry from the other host and add it to this host (using some of
+ ** the functions from table.c which do this).
+ ** For a SLOT_TENTATIVE entry on another host, we must cope with the
+ ** following scenario:
+ **
+ ** + Plug 8 port RTA into host A. (This creates SLOT_TENTATIVE entry
+ ** in table)
+ ** + Unplug RTA and plug into host B. (We now have 2 SLOT_TENTATIVE
+ ** entries)
+ ** + Configure RTA on host B. (This slot now becomes SLOT_IN_USE)
+ ** + Unplug RTA and plug back into host A.
+ ** + Configure RTA on host A. We now have the same RTA configured
+ ** with different ports on two different hosts.
+ */
+ rio_dprintk(RIO_DEBUG_BOOT, "Have we seen RTA %x before?\n", RtaUniq);
found = 0;
- Flag = 0; /* Convince the compiler this variable is initialized */
- for ( host = 0; !found && (host < p->RIONumHosts); host++ )
- {
- for ( rta=0; rta<MAX_RUP; rta++ )
- {
- if ((p->RIOHosts[host].Mapping[rta].Flags &
- (SLOT_IN_USE | SLOT_TENTATIVE)) &&
- (p->RIOHosts[host].Mapping[rta].RtaUniqueNum==RtaUniq))
- {
- Flag = p->RIOHosts[host].Mapping[rta].Flags;
- MapP = &p->RIOHosts[host].Mapping[rta];
- if (RtaType == TYPE_RTA16)
- {
- MapP2 = &p->RIOHosts[host].Mapping[MapP->ID2 - 1];
- rio_dprintk (RIO_DEBUG_BOOT, "This RTA is units %d+%d from host %s\n",
- rta+1, MapP->ID2, p->RIOHosts[host].Name);
- }
- else
- rio_dprintk (RIO_DEBUG_BOOT, "This RTA is unit %d from host %s\n",
- rta+1, p->RIOHosts[host].Name);
- found = 1;
- break;
+ Flag = 0; /* Convince the compiler this variable is initialized */
+ for (host = 0; !found && (host < p->RIONumHosts); host++) {
+ for (rta = 0; rta < MAX_RUP; rta++) {
+ if ((p->RIOHosts[host].Mapping[rta].Flags & (SLOT_IN_USE | SLOT_TENTATIVE)) && (p->RIOHosts[host].Mapping[rta].RtaUniqueNum == RtaUniq)) {
+ Flag = p->RIOHosts[host].Mapping[rta].Flags;
+ MapP = &p->RIOHosts[host].Mapping[rta];
+ if (RtaType == TYPE_RTA16) {
+ MapP2 = &p->RIOHosts[host].Mapping[MapP->ID2 - 1];
+ rio_dprintk(RIO_DEBUG_BOOT, "This RTA is units %d+%d from host %s\n", rta + 1, MapP->ID2, p->RIOHosts[host].Name);
+ } else
+ rio_dprintk(RIO_DEBUG_BOOT, "This RTA is unit %d from host %s\n", rta + 1, p->RIOHosts[host].Name);
+ found = 1;
+ break;
+ }
}
- }
}
/*
- ** There is no SLOT_IN_USE or SLOT_TENTATIVE entry for this RTA
- ** attached to the current host card in the driver table.
- **
- ** If we have not found a SLOT_IN_USE or SLOT_TENTATIVE entry on
- ** another host for this RTA in the driver table...
- **
- ** Check for a SLOT_IN_USE entry for this RTA in the config table.
- */
- if ( !MapP )
- {
- rio_dprintk (RIO_DEBUG_BOOT, "Look for RTA %x in RIOSavedTable\n",RtaUniq);
- for ( rta=0; rta < TOTAL_MAP_ENTRIES; rta++ )
- {
- rio_dprintk (RIO_DEBUG_BOOT, "Check table entry %d (%x)",
- rta,
- p->RIOSavedTable[rta].RtaUniqueNum);
-
- if ( (p->RIOSavedTable[rta].Flags & SLOT_IN_USE) &&
- (p->RIOSavedTable[rta].RtaUniqueNum == RtaUniq) )
- {
- MapP = &p->RIOSavedTable[rta];
- Flag = p->RIOSavedTable[rta].Flags;
- if (RtaType == TYPE_RTA16)
- {
- for (entry2 = rta + 1; entry2 < TOTAL_MAP_ENTRIES;
- entry2++)
- {
- if (p->RIOSavedTable[entry2].RtaUniqueNum == RtaUniq)
- break;
- }
- MapP2 = &p->RIOSavedTable[entry2];
- rio_dprintk (RIO_DEBUG_BOOT, "This RTA is from table entries %d+%d\n",
- rta, entry2);
- }
- else
- rio_dprintk (RIO_DEBUG_BOOT, "This RTA is from table entry %d\n", rta);
- break;
+ ** There is no SLOT_IN_USE or SLOT_TENTATIVE entry for this RTA
+ ** attached to the current host card in the driver table.
+ **
+ ** If we have not found a SLOT_IN_USE or SLOT_TENTATIVE entry on
+ ** another host for this RTA in the driver table...
+ **
+ ** Check for a SLOT_IN_USE entry for this RTA in the config table.
+ */
+ if (!MapP) {
+ rio_dprintk(RIO_DEBUG_BOOT, "Look for RTA %x in RIOSavedTable\n", RtaUniq);
+ for (rta = 0; rta < TOTAL_MAP_ENTRIES; rta++) {
+ rio_dprintk(RIO_DEBUG_BOOT, "Check table entry %d (%x)", rta, p->RIOSavedTable[rta].RtaUniqueNum);
+
+ if ((p->RIOSavedTable[rta].Flags & SLOT_IN_USE) && (p->RIOSavedTable[rta].RtaUniqueNum == RtaUniq)) {
+ MapP = &p->RIOSavedTable[rta];
+ Flag = p->RIOSavedTable[rta].Flags;
+ if (RtaType == TYPE_RTA16) {
+ for (entry2 = rta + 1; entry2 < TOTAL_MAP_ENTRIES; entry2++) {
+ if (p->RIOSavedTable[entry2].RtaUniqueNum == RtaUniq)
+ break;
+ }
+ MapP2 = &p->RIOSavedTable[entry2];
+ rio_dprintk(RIO_DEBUG_BOOT, "This RTA is from table entries %d+%d\n", rta, entry2);
+ } else
+ rio_dprintk(RIO_DEBUG_BOOT, "This RTA is from table entry %d\n", rta);
+ break;
+ }
}
- }
}
/*
- ** There is no SLOT_IN_USE or SLOT_TENTATIVE entry for this RTA
- ** attached to the current host card in the driver table.
- **
- ** We may have found a SLOT_IN_USE entry on another host for this
- ** RTA in the config table, or a SLOT_IN_USE or SLOT_TENTATIVE entry
- ** on another host for this RTA in the driver table.
- **
- ** Check the driver table for room to fit this newly discovered RTA.
- ** RIOFindFreeID() first looks for free slots and if it does not
- ** find any free slots it will then attempt to oust any
- ** tentative entry in the table.
- */
+ ** There is no SLOT_IN_USE or SLOT_TENTATIVE entry for this RTA
+ ** attached to the current host card in the driver table.
+ **
+ ** We may have found a SLOT_IN_USE entry on another host for this
+ ** RTA in the config table, or a SLOT_IN_USE or SLOT_TENTATIVE entry
+ ** on another host for this RTA in the driver table.
+ **
+ ** Check the driver table for room to fit this newly discovered RTA.
+ ** RIOFindFreeID() first looks for free slots and if it does not
+ ** find any free slots it will then attempt to oust any
+ ** tentative entry in the table.
+ */
EmptySlot = 1;
- if (RtaType == TYPE_RTA16)
- {
- if (RIOFindFreeID(p, HostP, &entry, &entry2) == 0)
- {
- RIODefaultName(p, HostP, entry);
- FillSlot(entry, entry2, RtaUniq, HostP);
- EmptySlot = 0;
- }
- }
- else
- {
- if (RIOFindFreeID(p, HostP, &entry, NULL) == 0)
- {
- RIODefaultName(p, HostP, entry);
- FillSlot(entry, 0, RtaUniq, HostP);
- EmptySlot = 0;
- }
+ if (RtaType == TYPE_RTA16) {
+ if (RIOFindFreeID(p, HostP, &entry, &entry2) == 0) {
+ RIODefaultName(p, HostP, entry);
+ FillSlot(entry, entry2, RtaUniq, HostP);
+ EmptySlot = 0;
+ }
+ } else {
+ if (RIOFindFreeID(p, HostP, &entry, NULL) == 0) {
+ RIODefaultName(p, HostP, entry);
+ FillSlot(entry, 0, RtaUniq, HostP);
+ EmptySlot = 0;
+ }
}
/*
- ** There is no SLOT_IN_USE or SLOT_TENTATIVE entry for this RTA
- ** attached to the current host card in the driver table.
- **
- ** If we found a SLOT_IN_USE entry on another host for this
- ** RTA in the config or driver table, and there are enough free
- ** slots in the driver table, then we need to move it over and
- ** delete it from the other host.
- ** If we found a SLOT_TENTATIVE entry on another host for this
- ** RTA in the driver table, just delete the other host entry.
- */
- if (EmptySlot == 0)
- {
- if ( MapP )
- {
- if (Flag & SLOT_IN_USE)
- {
- rio_dprintk (RIO_DEBUG_BOOT,
- "This RTA configured on another host - move entry to current host (1)\n");
- HostP->Mapping[entry].SysPort = MapP->SysPort;
- CCOPY( MapP->Name, HostP->Mapping[entry].Name, MAX_NAME_LEN );
- HostP->Mapping[entry].Flags =
- SLOT_IN_USE | RTA_BOOTED | RTA_NEWBOOT;
+ ** There is no SLOT_IN_USE or SLOT_TENTATIVE entry for this RTA
+ ** attached to the current host card in the driver table.
+ **
+ ** If we found a SLOT_IN_USE entry on another host for this
+ ** RTA in the config or driver table, and there are enough free
+ ** slots in the driver table, then we need to move it over and
+ ** delete it from the other host.
+ ** If we found a SLOT_TENTATIVE entry on another host for this
+ ** RTA in the driver table, just delete the other host entry.
+ */
+ if (EmptySlot == 0) {
+ if (MapP) {
+ if (Flag & SLOT_IN_USE) {
+ rio_dprintk(RIO_DEBUG_BOOT, "This RTA configured on another host - move entry to current host (1)\n");
+ HostP->Mapping[entry].SysPort = MapP->SysPort;
+ CCOPY(MapP->Name, HostP->Mapping[entry].Name, MAX_NAME_LEN);
+ HostP->Mapping[entry].Flags = SLOT_IN_USE | RTA_BOOTED | RTA_NEWBOOT;
#ifdef NEED_TO_FIX
- RIO_SV_BROADCAST(HostP->svFlags[entry]);
+ RIO_SV_BROADCAST(HostP->svFlags[entry]);
#endif
- RIOReMapPorts( p, HostP, &HostP->Mapping[entry] );
- if ( HostP->Mapping[entry].SysPort < p->RIOFirstPortsBooted )
- p->RIOFirstPortsBooted = HostP->Mapping[entry].SysPort;
- if ( HostP->Mapping[entry].SysPort > p->RIOLastPortsBooted )
- p->RIOLastPortsBooted = HostP->Mapping[entry].SysPort;
- rio_dprintk (RIO_DEBUG_BOOT, "SysPort %d, Name %s\n",(int)MapP->SysPort,MapP->Name);
- }
- else
- {
- rio_dprintk (RIO_DEBUG_BOOT,
- "This RTA has a tentative entry on another host - delete that entry (1)\n");
- HostP->Mapping[entry].Flags =
- SLOT_TENTATIVE | RTA_BOOTED | RTA_NEWBOOT;
+ RIOReMapPorts(p, HostP, &HostP->Mapping[entry]);
+ if (HostP->Mapping[entry].SysPort < p->RIOFirstPortsBooted)
+ p->RIOFirstPortsBooted = HostP->Mapping[entry].SysPort;
+ if (HostP->Mapping[entry].SysPort > p->RIOLastPortsBooted)
+ p->RIOLastPortsBooted = HostP->Mapping[entry].SysPort;
+ rio_dprintk(RIO_DEBUG_BOOT, "SysPort %d, Name %s\n", (int) MapP->SysPort, MapP->Name);
+ } else {
+ rio_dprintk(RIO_DEBUG_BOOT, "This RTA has a tentative entry on another host - delete that entry (1)\n");
+ HostP->Mapping[entry].Flags = SLOT_TENTATIVE | RTA_BOOTED | RTA_NEWBOOT;
#ifdef NEED_TO_FIX
- RIO_SV_BROADCAST(HostP->svFlags[entry]);
+ RIO_SV_BROADCAST(HostP->svFlags[entry]);
#endif
- }
- if (RtaType == TYPE_RTA16)
- {
- if (Flag & SLOT_IN_USE)
- {
- HostP->Mapping[entry2].Flags = SLOT_IN_USE |
- RTA_BOOTED | RTA_NEWBOOT | RTA16_SECOND_SLOT;
+ }
+ if (RtaType == TYPE_RTA16) {
+ if (Flag & SLOT_IN_USE) {
+ HostP->Mapping[entry2].Flags = SLOT_IN_USE | RTA_BOOTED | RTA_NEWBOOT | RTA16_SECOND_SLOT;
#ifdef NEED_TO_FIX
- RIO_SV_BROADCAST(HostP->svFlags[entry2]);
+ RIO_SV_BROADCAST(HostP->svFlags[entry2]);
#endif
- HostP->Mapping[entry2].SysPort = MapP2->SysPort;
- /*
- ** Map second block of ttys for 16 port RTA
- */
- RIOReMapPorts( p, HostP, &HostP->Mapping[entry2] );
- if (HostP->Mapping[entry2].SysPort < p->RIOFirstPortsBooted)
- p->RIOFirstPortsBooted = HostP->Mapping[entry2].SysPort;
- if (HostP->Mapping[entry2].SysPort > p->RIOLastPortsBooted)
- p->RIOLastPortsBooted = HostP->Mapping[entry2].SysPort;
- rio_dprintk (RIO_DEBUG_BOOT, "SysPort %d, Name %s\n",
- (int)HostP->Mapping[entry2].SysPort,
- HostP->Mapping[entry].Name);
- }
- else
- HostP->Mapping[entry2].Flags = SLOT_TENTATIVE |
- RTA_BOOTED | RTA_NEWBOOT | RTA16_SECOND_SLOT;
+ HostP->Mapping[entry2].SysPort = MapP2->SysPort;
+ /*
+ ** Map second block of ttys for 16 port RTA
+ */
+ RIOReMapPorts(p, HostP, &HostP->Mapping[entry2]);
+ if (HostP->Mapping[entry2].SysPort < p->RIOFirstPortsBooted)
+ p->RIOFirstPortsBooted = HostP->Mapping[entry2].SysPort;
+ if (HostP->Mapping[entry2].SysPort > p->RIOLastPortsBooted)
+ p->RIOLastPortsBooted = HostP->Mapping[entry2].SysPort;
+ rio_dprintk(RIO_DEBUG_BOOT, "SysPort %d, Name %s\n", (int) HostP->Mapping[entry2].SysPort, HostP->Mapping[entry].Name);
+ } else
+ HostP->Mapping[entry2].Flags = SLOT_TENTATIVE | RTA_BOOTED | RTA_NEWBOOT | RTA16_SECOND_SLOT;
#ifdef NEED_TO_FIX
- RIO_SV_BROADCAST(HostP->svFlags[entry2]);
+ RIO_SV_BROADCAST(HostP->svFlags[entry2]);
#endif
- bzero( (caddr_t)MapP2, sizeof(struct Map) );
- }
- bzero( (caddr_t)MapP, sizeof(struct Map) );
- if (! p->RIONoMessage)
- cprintf("An orphaned RTA has been adopted by %s '%s' (%c).\n",MyType,MyName,MyLink+'A');
- }
- else if (! p->RIONoMessage)
- cprintf("RTA connected to %s '%s' (%c) not configured.\n",MyType,MyName,MyLink+'A');
- RIOSetChange(p);
- return TRUE;
+ bzero((caddr_t) MapP2, sizeof(struct Map));
+ }
+ bzero((caddr_t) MapP, sizeof(struct Map));
+ if (!p->RIONoMessage)
+ cprintf("An orphaned RTA has been adopted by %s '%s' (%c).\n", MyType, MyName, MyLink + 'A');
+ } else if (!p->RIONoMessage)
+ cprintf("RTA connected to %s '%s' (%c) not configured.\n", MyType, MyName, MyLink + 'A');
+ RIOSetChange(p);
+ return TRUE;
}
/*
- ** There is no room in the driver table to make an entry for the
- ** booted RTA. Keep a note of its Uniq Num in the overflow table,
- ** so we can ignore it's ID requests.
- */
- if (! p->RIONoMessage)
- cprintf("The RTA connected to %s '%s' (%c) cannot be configured. You cannot configure more than 128 ports to one host card.\n",MyType,MyName,MyLink+'A');
- for ( entry=0; entry<HostP->NumExtraBooted; entry++ )
- {
- if ( HostP->ExtraUnits[entry] == RtaUniq )
- {
- /*
- ** already got it!
- */
- return TRUE;
- }
+ ** There is no room in the driver table to make an entry for the
+ ** booted RTA. Keep a note of its Uniq Num in the overflow table,
+ ** so we can ignore it's ID requests.
+ */
+ if (!p->RIONoMessage)
+ cprintf("The RTA connected to %s '%s' (%c) cannot be configured. You cannot configure more than 128 ports to one host card.\n", MyType, MyName, MyLink + 'A');
+ for (entry = 0; entry < HostP->NumExtraBooted; entry++) {
+ if (HostP->ExtraUnits[entry] == RtaUniq) {
+ /*
+ ** already got it!
+ */
+ return TRUE;
+ }
}
/*
- ** If there is room, add the unit to the list of extras
- */
- if ( HostP->NumExtraBooted < MAX_EXTRA_UNITS )
- HostP->ExtraUnits[HostP->NumExtraBooted++] = RtaUniq;
+ ** If there is room, add the unit to the list of extras
+ */
+ if (HostP->NumExtraBooted < MAX_EXTRA_UNITS)
+ HostP->ExtraUnits[HostP->NumExtraBooted++] = RtaUniq;
return TRUE;
}
@@ -1226,25 +1127,20 @@
** We no longer support the RIOBootMode variable. It is all done from the
** "boot/noboot" field in the rio.cf file.
*/
-int
-RIOBootOk(p, HostP, RtaUniq)
-struct rio_info * p;
-struct Host * HostP;
+int RIOBootOk(p, HostP, RtaUniq)
+struct rio_info *p;
+struct Host *HostP;
ulong RtaUniq;
{
- int Entry;
- uint HostUniq = HostP->UniqueNum;
+ int Entry;
+ uint HostUniq = HostP->UniqueNum;
/*
- ** Search bindings table for RTA or its parent.
- ** If it exists, return 0, else 1.
- */
- for (Entry = 0;
- ( Entry < MAX_RTA_BINDINGS ) && ( p->RIOBindTab[Entry] != 0 );
- Entry++)
- {
- if ( (p->RIOBindTab[Entry] == HostUniq) ||
- (p->RIOBindTab[Entry] == RtaUniq) )
+ ** Search bindings table for RTA or its parent.
+ ** If it exists, return 0, else 1.
+ */
+ for (Entry = 0; (Entry < MAX_RTA_BINDINGS) && (p->RIOBindTab[Entry] != 0); Entry++) {
+ if ((p->RIOBindTab[Entry] == HostUniq) || (p->RIOBindTab[Entry] == RtaUniq))
return 0;
}
return 1;
@@ -1255,16 +1151,15 @@
** slots tentative, and the second one RTA_SECOND_SLOT as well.
*/
-void
-FillSlot(entry, entry2, RtaUniq, HostP)
+void FillSlot(entry, entry2, RtaUniq, HostP)
int entry;
int entry2;
uint RtaUniq;
struct Host *HostP;
{
- int link;
+ int link;
- rio_dprintk (RIO_DEBUG_BOOT, "FillSlot(%d, %d, 0x%x...)\n", entry, entry2, RtaUniq);
+ rio_dprintk(RIO_DEBUG_BOOT, "FillSlot(%d, %d, 0x%x...)\n", entry, entry2, RtaUniq);
HostP->Mapping[entry].Flags = (RTA_BOOTED | RTA_NEWBOOT | SLOT_TENTATIVE);
HostP->Mapping[entry].SysPort = NO_PORT;
@@ -1273,8 +1168,7 @@
HostP->Mapping[entry].ID = entry + 1;
HostP->Mapping[entry].ID2 = 0;
if (entry2) {
- HostP->Mapping[entry2].Flags = (RTA_BOOTED | RTA_NEWBOOT |
- SLOT_TENTATIVE | RTA16_SECOND_SLOT);
+ HostP->Mapping[entry2].Flags = (RTA_BOOTED | RTA_NEWBOOT | SLOT_TENTATIVE | RTA16_SECOND_SLOT);
HostP->Mapping[entry2].SysPort = NO_PORT;
HostP->Mapping[entry2].RtaUniqueNum = RtaUniq;
HostP->Mapping[entry2].HostUniqueNum = HostP->UniqueNum;
@@ -1284,10 +1178,10 @@
HostP->Mapping[entry].ID2 = entry2 + 1;
}
/*
- ** Must set these up, so that utilities show
- ** topology of 16 port RTAs correctly
- */
- for ( link=0; link<LINKS_PER_UNIT; link++ ) {
+ ** Must set these up, so that utilities show
+ ** topology of 16 port RTAs correctly
+ */
+ for (link = 0; link < LINKS_PER_UNIT; link++) {
HostP->Mapping[entry].Topology[link].Unit = ROUTE_DISCONNECT;
HostP->Mapping[entry].Topology[link].Link = NO_LINK;
if (entry2) {
@@ -1296,4 +1190,3 @@
}
}
}
-
-
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