diff options
Diffstat (limited to 'drivers/char')
| -rw-r--r-- | drivers/char/rio/rioboot.c | 429 |
1 files changed, 177 insertions, 252 deletions
diff --git a/drivers/char/rio/rioboot.c b/drivers/char/rio/rioboot.c index 9a96fc6..e1542e8 100644 --- a/drivers/char/rio/rioboot.c +++ b/drivers/char/rio/rioboot.c @@ -30,25 +30,19 @@ ** ----------------------------------------------------------------------------- */ -#ifdef SCCS_LABELS -static char *_rioboot_c_sccs_ = "@(#)rioboot.c 1.3"; -#endif - #include <linux/module.h> #include <linux/slab.h> +#include <linux/termios.h> +#include <linux/serial.h> +#include <asm/semaphore.h> +#include <linux/generic_serial.h> #include <linux/errno.h> #include <linux/interrupt.h> +#include <linux/delay.h> #include <asm/io.h> #include <asm/system.h> #include <asm/string.h> -#include <asm/semaphore.h> - - -#include <linux/termios.h> -#include <linux/serial.h> - -#include <linux/generic_serial.h> - +#include <asm/uaccess.h> #include "linux_compat.h" @@ -80,9 +74,9 @@ static char *_rioboot_c_sccs_ = "@(#)rioboot.c 1.3"; #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, unsigned int Rup, struct PktCmd *PktCmdP); -static uchar RIOAtVec2Ctrl[] = { +static const unsigned char RIOAtVec2Ctrl[] = { /* 0 */ INTERRUPT_DISABLE, /* 1 */ INTERRUPT_DISABLE, /* 2 */ INTERRUPT_DISABLE, @@ -101,22 +95,22 @@ static uchar RIOAtVec2Ctrl[] = { /* 15 */ IRQ_15 | INTERRUPT_ENABLE }; -/* -** Load in the RTA boot code. -*/ -int RIOBootCodeRTA(p, rbp) -struct rio_info *p; -struct DownLoad *rbp; +/** + * RIOBootCodeRTA - Load RTA boot code + * @p: RIO to load + * @rbp: Download descriptor + * + * Called when the user process initiates booting of the card firmware. + * Lads the firmware + */ + +int RIOBootCodeRTA(struct rio_info *p, struct DownLoad * rbp) { int offset; 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 %p\n", rbp->DataP); /* ** Check that we have set asside enough memory for this @@ -124,7 +118,6 @@ struct DownLoad *rbp; 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(); return -ENOMEM; } @@ -132,7 +125,6 @@ struct DownLoad *rbp; 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(); return -EBUSY; } @@ -149,16 +141,15 @@ struct DownLoad *rbp; ** because it will (eventually) be part of the Rta run time environment ** and so should be zeroed. */ - bzero((caddr_t) p->RIOBootPackets, offset); + memset(p->RIOBootPackets, 0, offset); /* - ** Copy the data from user space. + ** Copy the data from user space into the array */ - if (copyin((int) rbp->DataP, ((caddr_t) (p->RIOBootPackets)) + offset, rbp->Count) == COPYFAIL) { + if (copy_from_user(((u8 *)p->RIOBootPackets) + offset, rbp->DataP, rbp->Count)) { rio_dprintk(RIO_DEBUG_BOOT, "Bad data copy from user space\n"); p->RIOError.Error = COPYIN_FAILED; - /* restore(oldspl); */ func_exit(); return -EFAULT; } @@ -170,40 +161,25 @@ struct DownLoad *rbp; p->RIONumBootPkts = (rbp->Count + offset) / RTA_BOOT_DATA_SIZE; p->RIOBootCount = rbp->Count; - /* restore(oldspl); */ func_exit(); return 0; } +/** + * rio_start_card_running - host card start + * @HostP: The RIO to kick off + * + * Start a RIO processor unit running. Encapsulates the knowledge + * of the card type. + */ + void rio_start_card_running(struct Host *HostP) { - func_enter(); - 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]); - 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"); - 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); + writeb(BOOT_FROM_RAM | EXTERNAL_BUS_ON | HostP->Mode | RIOAtVec2Ctrl[HostP->Ivec & 0xF], &HostP->Control); break; -#endif - case RIO_PCI: /* ** PCI is much the same as MCA. Everything is once again memory @@ -211,16 +187,12 @@ void rio_start_card_running(struct Host *HostP) ** ports. */ rio_dprintk(RIO_DEBUG_BOOT, "Start PCI card running\n"); - WBYTE(HostP->Control, PCITpBootFromRam | PCITpBusEnable | HostP->Mode); + writeb(PCITpBootFromRam | PCITpBusEnable | HostP->Mode, &HostP->Control); break; default: rio_dprintk(RIO_DEBUG_BOOT, "Unknown host type %d\n", HostP->Type); break; } -/* - printk (KERN_INFO "Done with starting the card\n"); - func_exit (); -*/ return; } @@ -231,40 +203,41 @@ void rio_start_card_running(struct Host *HostP) ** 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; -register struct DownLoad *rbp; + +int RIOBootCodeHOST(struct rio_info *p, struct DownLoad *rbp) { - register struct Host *HostP; - register caddr_t Cad; - register PARM_MAP *ParmMapP; - register int RupN; + struct Host *HostP; + u8 *Cad; + PARM_MAP *ParmMapP; + int RupN; int PortN; - uint host; - caddr_t StartP; - BYTE *DestP; + unsigned int host; + u8 *StartP; + u8 *DestP; int wait_count; - ushort OldParmMap; - ushort offset; /* It is very important that this is a ushort */ - /* uint byte; */ - caddr_t DownCode = NULL; + u16 OldParmMap; + u16 offset; /* It is very important that this is a u16 */ + u8 *DownCode = NULL; unsigned long flags; HostP = NULL; /* Assure the compiler we've initialized it */ + + + /* Walk the hosts */ 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); - + /* Don't boot hosts already running */ 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 pointer to the card (ioremapped) */ Cad = HostP->Caddr; @@ -274,13 +247,14 @@ register struct DownLoad *rbp; ** Therefore, we need to start copying at address ** (caddr+p->RIOConf.HostLoadBase-rbp->Count) */ - StartP = (caddr_t) & Cad[p->RIOConf.HostLoadBase - rbp->Count]; + StartP = &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, "kernel virtual address for host is %p\n", Cad); + rio_dprintk(RIO_DEBUG_BOOT, "kernel virtual address for download is %p\n", 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); + /* Make sure it fits */ if (p->RIOConf.HostLoadBase < rbp->Count) { rio_dprintk(RIO_DEBUG_BOOT, "Bin too large\n"); p->RIOError.Error = HOST_FILE_TOO_LARGE; @@ -300,39 +274,23 @@ register struct DownLoad *rbp; */ 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"); - p->RIOError.Error = NOT_ENOUGH_CORE_FOR_PCI_COPY; - 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); - p->RIOError.Error = COPYIN_FAILED; - func_exit(); - return -EFAULT; - } - - HostP->Copy(DownCode, StartP, rbp->Count); + /* Buffer to local memory as we want to use I/O space and + some cards only do 8 or 16 bit I/O */ - 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"); + DownCode = vmalloc(rbp->Count); + if (!DownCode) { + p->RIOError.Error = NOT_ENOUGH_CORE_FOR_PCI_COPY; + func_exit(); + return -ENOMEM; + } + if (copy_from_user(rbp->DataP, DownCode, rbp->Count)) { + kfree(DownCode); p->RIOError.Error = COPYIN_FAILED; func_exit(); return -EFAULT; } + HostP->Copy(DownCode, StartP, rbp->Count); + vfree(DownCode); rio_dprintk(RIO_DEBUG_BOOT, "Copy completed\n"); @@ -411,7 +369,7 @@ register struct DownLoad *rbp; ** a short branch to 0x7FF8, where a long branch is coded. */ - DestP = (BYTE *) & Cad[0x7FF8]; /* <<<---- READ THE ABOVE COMMENTS */ + DestP = (u8 *) &Cad[0x7FF8]; /* <<<---- READ THE ABOVE COMMENTS */ #define NFIX(N) (0x60 | (N)) /* .O = (~(.O + N))<<4 */ #define PFIX(N) (0x20 | (N)) /* .O = (.O + N)<<4 */ @@ -427,13 +385,14 @@ register struct DownLoad *rbp; ** 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)); + writeb(NFIX(((ushort) (~offset) >> (ushort) 12) & 0xF), DestP); + writeb(PFIX((offset >> 8) & 0xF), DestP + 1); + writeb(PFIX((offset >> 4) & 0xF), DestP + 2); + writeb(JUMP(offset & 0xF), DestP + 3); + + writeb(NFIX(0), DestP + 6); + writeb(JUMP(8), DestP + 7); 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); @@ -448,7 +407,7 @@ register struct DownLoad *rbp; ** Grab a copy of the current ParmMap pointer, so we ** can tell when it has changed. */ - OldParmMap = RWORD(HostP->__ParmMapR); + OldParmMap = readw(&HostP->__ParmMapR); rio_dprintk(RIO_DEBUG_BOOT, "Original parmmap is 0x%x\n", OldParmMap); @@ -467,9 +426,9 @@ register struct DownLoad *rbp; ** 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); + for (wait_count = 0; (wait_count < p->RIOConf.StartupTime) && (readw(&HostP->__ParmMapR) == OldParmMap); wait_count++) { + rio_dprintk(RIO_DEBUG_BOOT, "Checkout %d, 0x%x\n", wait_count, readw(&HostP->__ParmMapR)); + mdelay(100); } @@ -477,15 +436,16 @@ register struct DownLoad *rbp; ** 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)); + if (readw(&HostP->__ParmMapR) == OldParmMap) { + rio_dprintk(RIO_DEBUG_BOOT, "parmmap 0x%x\n", readw(&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} + RIOHostReset( HostP->Type, (struct DpRam *)HostP->CardP, HostP->Slot ); + continue; + } - rio_dprintk(RIO_DEBUG_BOOT, "Running 0x%x\n", RWORD(HostP->__ParmMapR)); + rio_dprintk(RIO_DEBUG_BOOT, "Running 0x%x\n", readw(&HostP->__ParmMapR)); /* ** Well, the board thought it was OK, and setup its parmmap @@ -496,25 +456,26 @@ register struct DownLoad *rbp; /* ** 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); + ParmMapP = (PARM_MAP *) RIO_PTR(Cad, readw(&HostP->__ParmMapR)); + rio_dprintk(RIO_DEBUG_BOOT, "ParmMapP : %p\n", ParmMapP); + ParmMapP = (PARM_MAP *) ((unsigned long) Cad + readw(&HostP->__ParmMapR)); + rio_dprintk(RIO_DEBUG_BOOT, "ParmMapP : %p\n", 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) { + if (readw(&ParmMapP->links) != 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)); + rio_dprintk(RIO_DEBUG_BOOT, "Links = 0x%x\n", readw(&ParmMapP->links)); HostP->Flags &= ~RUN_STATE; HostP->Flags |= RC_STUFFED; - RIOHostReset(HostP->Type, (struct DpRam *) HostP->CardP, HostP->Slot); - continue} + RIOHostReset( HostP->Type, (struct DpRam *)HostP->CardP, HostP->Slot ); + continue; + } - WWORD(ParmMapP->links, RIO_LINK_ENABLE); + writew(RIO_LINK_ENABLE, &ParmMapP->links); /* ** now wait for the card to set all the parmmap->XXX stuff @@ -522,19 +483,20 @@ register struct DownLoad *rbp; */ 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++) { + for (wait_count = 0; (wait_count < p->RIOConf.StartupTime) && !readw(&ParmMapP->init_done); wait_count++) { rio_dprintk(RIO_DEBUG_BOOT, "Waiting for init_done\n"); - delay(HostP, HUNDRED_MS); + mdelay(100); } rio_dprintk(RIO_DEBUG_BOOT, "OK! init_done!\n"); - if (RWORD(ParmMapP->error) != E_NO_ERROR || !RWORD(ParmMapP->init_done)) { + if (readw(&ParmMapP->error) != E_NO_ERROR || !readw(&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} + RIOHostReset( HostP->Type, (struct DpRam *)HostP->CardP, HostP->Slot ); + continue; + } rio_dprintk(RIO_DEBUG_BOOT, "Got init_done\n"); @@ -546,17 +508,17 @@ register struct DownLoad *rbp; /* ** set the time period between interrupts. */ - WWORD(ParmMapP->timer, (short) p->RIOConf.Timer); + writew(p->RIOConf.Timer, &ParmMapP->timer); /* ** Translate all the 16 bit pointers in the __ParmMapR into - ** 32 bit pointers for the driver. + ** 32 bit pointers for the driver in ioremap space. */ 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)); + HostP->PhbP = (PHB *) RIO_PTR(Cad, readw(&ParmMapP->phb_ptr)); + HostP->RupP = (RUP *) RIO_PTR(Cad, readw(&ParmMapP->rups)); + HostP->PhbNumP = (ushort *) RIO_PTR(Cad, readw(&ParmMapP->phb_num_ptr)); + HostP->LinkStrP = (LPB *) RIO_PTR(Cad, readw(&ParmMapP->link_str_ptr)); /* ** point the UnixRups at the real Rups @@ -592,12 +554,12 @@ register struct DownLoad *rbp; 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 = (u16 *) RIO_PTR(Cad, readw(&PhbP->tx_add)); + PortP->TxStart = (u16 *) RIO_PTR(Cad, readw(&PhbP->tx_start)); + PortP->TxEnd = (u16 *) RIO_PTR(Cad, readw(&PhbP->tx_end)); + PortP->RxRemove = (u16 *) RIO_PTR(Cad, readw(&PhbP->rx_remove)); + PortP->RxStart = (u16 *) RIO_PTR(Cad, readw(&PhbP->rx_start)); + PortP->RxEnd = (u16 *) RIO_PTR(Cad, readw(&PhbP->rx_end)); rio_spin_unlock_irqrestore(&PortP->portSem, flags); /* @@ -631,20 +593,23 @@ register struct DownLoad *rbp; -/* -** 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; -uint Rup; -struct Host *HostP; -struct PKT *PacketP; +/** + * RIOBootRup - Boot an RTA + * @p: rio we are working with + * @Rup: Rup number + * @HostP: host object + * @PacketP: packet to use + * + * If we have successfully processed this boot, then + * return 1. If we havent, then return 0. + */ + +int RIOBootRup(struct rio_info *p, unsigned int Rup, struct Host *HostP, struct PKT *PacketP) { struct PktCmd *PktCmdP = (struct PktCmd *) PacketP->data; struct PktCmd_M *PktReplyP; struct CmdBlk *CmdBlkP; - uint sequence; + unsigned int sequence; /* ** If we haven't been told what to boot, we can't boot it. @@ -654,20 +619,17 @@ struct PKT *PacketP; return 0; } - /* rio_dprint(RIO_DEBUG_BOOT, NULL,DBG_BOOT,"Incoming command packet\n"); */ - /* 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)) + if ((readb(&PacketP->len) & PKT_CMD_BIT) && (readb(&PktCmdP->Command) == BOOT_COMPLETED)) return RIOBootComplete(p, HostP, Rup, PktCmdP); /* - ** try to unhook a command block from the command free list. + ** Try to allocate a command block. This is in kernel space */ if (!(CmdBlkP = RIOGetCmdBlk())) { rio_dprintk(RIO_DEBUG_BOOT, "No command blocks to boot RTA! come back later.\n"); @@ -688,13 +650,12 @@ struct PKT *PacketP; /* ** process COMMANDS on the boot rup! */ - if (RBYTE(PacketP->len) & PKT_CMD_BIT) { + if (readb(&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); + if (readb(&PktCmdP->Command) != BOOT_REQUEST) { + rio_dprintk(RIO_DEBUG_BOOT, "Unexpected command %d on BOOT RUP %d of host %Zd\n", readb(&PktCmdP->Command), Rup, HostP - p->RIOHosts); RIOFreeCmdBlk(CmdBlkP); return 1; } @@ -702,20 +663,9 @@ struct PKT *PacketP; /* ** 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 : @@ -728,9 +678,9 @@ struct PKT *PacketP; CmdBlkP->Packet.len = BOOT_SEQUENCE_LEN | PKT_CMD_BIT; - bcopy("BOOT", (void *) &CmdBlkP->Packet.data[BOOT_SEQUENCE_LEN], 4); + memcpy((void *) &CmdBlkP->Packet.data[BOOT_SEQUENCE_LEN], "BOOT", 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 %Zd 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 @@ -747,32 +697,35 @@ struct PKT *PacketP; /* ** It is a request for boot data. */ - sequence = RWORD(PktCmdP->Sequence); + sequence = readw(&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 %Zd 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); } PktReplyP->Sequence = sequence; - - bcopy(p->RIOBootPackets[p->RIONumBootPkts - sequence - 1], PktReplyP->BootData, RTA_BOOT_DATA_SIZE); - + memcpy(PktReplyP->BootData, p->RIOBootPackets[p->RIONumBootPkts - sequence - 1], RTA_BOOT_DATA_SIZE); CmdBlkP->Packet.len = PKT_MAX_DATA_LEN; - ShowPacket(DBG_BOOT, &CmdBlkP->Packet); RIOQueueCmdBlk(HostP, Rup, CmdBlkP); return 1; } -/* -** This function is called when an RTA been booted. -** If booted by a host, HostP->HostUniqueNum is the booting host. -** 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) +/** + * RIOBootComplete - RTA boot is done + * @p: RIO we are working with + * @HostP: Host structure + * @Rup: RUP being used + * @PktCmdP: Packet command that was used + * + * This function is called when an RTA been booted. + * If booted by a host, HostP->HostUniqueNum is the booting host. + * 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, unsigned int Rup, struct PktCmd *PktCmdP) { struct Map *MapP = NULL; struct Map *MapP2 = NULL; @@ -782,12 +735,10 @@ static int RIOBootComplete(struct rio_info *p, struct Host *HostP, uint Rup, str 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); + unsigned int MyLink; + unsigned short RtaType; + u32 RtaUniq = (readb(&PktCmdP->UniqNum[0])) + (readb(&PktCmdP->UniqNum[1]) << 8) + (readb(&PktCmdP->UniqNum[2]) << 16) + (readb(&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); @@ -795,16 +746,16 @@ static int RIOBootComplete(struct rio_info *p, struct Host *HostP, uint Rup, str /* ** 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'); - } 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'); - } + 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, readb(&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, readb(&PktCmdP->LinkNum) + 'A'); rio_dprintk(RIO_DEBUG_BOOT, "UniqNum is 0x%x\n", RtaUniq); - if ((RtaUniq == 0x00000000) || (RtaUniq == 0xffffffff)) { + if (RtaUniq == 0x00000000 || RtaUniq == 0xffffffff) { rio_dprintk(RIO_DEBUG_BOOT, "Illegal RTA Uniq Number\n"); return TRUE; } @@ -814,9 +765,10 @@ static int RIOBootComplete(struct rio_info *p, struct Host *HostP, uint Rup, str ** 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) { + MyLink = readb(&PktCmdP->LinkNum); + if (Rup < (unsigned short) MAX_RUP) { /* ** RtaUniq was clone booted (by this RTA). Instruct this RTA ** to hold off further attempts to boot on this link for 30 @@ -825,14 +777,13 @@ static int RIOBootComplete(struct rio_info *p, struct Host *HostP, uint Rup, str 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 { + } 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); - } + writew(30, &HostP->LinkStrP[MyLink].WaitNoBoot); 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; } @@ -849,13 +800,10 @@ static int RIOBootComplete(struct rio_info *p, struct Host *HostP, uint Rup, str ** unit. */ for (entry = 0; entry < MAX_RUP; entry++) { - uint sysport; + unsigned int 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]); -#endif if ((sysport = HostP->Mapping[entry].SysPort) != NO_PORT) { if (sysport < p->RIOFirstPortsBooted) p->RIOFirstPortsBooted = sysport; @@ -867,9 +815,6 @@ static int RIOBootComplete(struct rio_info *p, struct Host *HostP, uint Rup, str 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]); -#endif sysport = HostP->Mapping[entry2].SysPort; if (sysport < p->RIOFirstPortsBooted) p->RIOFirstPortsBooted = sysport; @@ -877,18 +822,17 @@ static int RIOBootComplete(struct rio_info *p, struct Host *HostP, uint Rup, str p->RIOLastPortsBooted = sysport; } } - if (RtaType == TYPE_RTA16) { + if (RtaType == TYPE_RTA16) rio_dprintk(RIO_DEBUG_BOOT, "RTA will be given IDs %d+%d\n", entry + 1, entry2 + 1); - } else { + else rio_dprintk(RIO_DEBUG_BOOT, "RTA will be given ID %d\n", entry + 1); - } return TRUE; } } rio_dprintk(RIO_DEBUG_BOOT, "RTA not configured for this host\n"); - if (Rup >= (ushort) MAX_RUP) { + if (Rup >= (unsigned short) MAX_RUP) { /* ** It was a host that did the booting */ @@ -901,7 +845,7 @@ static int RIOBootComplete(struct rio_info *p, struct Host *HostP, uint Rup, str MyType = "RTA"; MyName = HostP->Mapping[Rup].Name; } - MyLink = RBYTE(PktCmdP->LinkNum); + MyLink = readb(&PktCmdP->LinkNum); /* ** There is no SLOT_IN_USE entry for this RTA attached to the current @@ -923,7 +867,7 @@ static int RIOBootComplete(struct rio_info *p, struct Host *HostP, uint Rup, str } 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'); + printk("RTA connected to %s '%s' (%c) not configured.\n", MyType, MyName, MyLink + 'A'); return TRUE; } } @@ -1044,11 +988,8 @@ static int RIOBootComplete(struct rio_info *p, struct Host *HostP, uint Rup, str 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); + memcpy(HostP->Mapping[entry].Name, MapP->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]); -#endif RIOReMapPorts(p, HostP, &HostP->Mapping[entry]); if (HostP->Mapping[entry].SysPort < p->RIOFirstPortsBooted) p->RIOFirstPortsBooted = HostP->Mapping[entry].SysPort; @@ -1058,16 +999,10 @@ static int RIOBootComplete(struct rio_info *p, struct Host *HostP, uint Rup, str } 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]); -#endif } 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]); -#endif HostP->Mapping[entry2].SysPort = MapP2->SysPort; /* ** Map second block of ttys for 16 port RTA @@ -1080,16 +1015,13 @@ static int RIOBootComplete(struct rio_info *p, struct Host *HostP, uint Rup, str 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]); -#endif - bzero((caddr_t) MapP2, sizeof(struct Map)); + memset(MapP2, 0, sizeof(struct Map)); } - bzero((caddr_t) MapP, sizeof(struct Map)); + memset(MapP, 0, sizeof(struct Map)); if (!p->RIONoMessage) - cprintf("An orphaned RTA has been adopted by %s '%s' (%c).\n", MyType, MyName, MyLink + 'A'); + printk("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'); + printk("RTA connected to %s '%s' (%c) not configured.\n", MyType, MyName, MyLink + 'A'); RIOSetChange(p); return TRUE; } @@ -1100,7 +1032,7 @@ static int RIOBootComplete(struct rio_info *p, struct Host *HostP, uint Rup, str ** 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'); + printk("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) { /* @@ -1127,13 +1059,10 @@ static int RIOBootComplete(struct rio_info *p, struct Host *HostP, uint Rup, str ** 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; -ulong RtaUniq; +int RIOBootOk(struct rio_info *p, struct Host *HostP, unsigned long RtaUniq) { int Entry; - uint HostUniq = HostP->UniqueNum; + unsigned int HostUniq = HostP->UniqueNum; /* ** Search bindings table for RTA or its parent. @@ -1151,11 +1080,7 @@ ulong RtaUniq; ** slots tentative, and the second one RTA_SECOND_SLOT as well. */ -void FillSlot(entry, entry2, RtaUniq, HostP) -int entry; -int entry2; -uint RtaUniq; -struct Host *HostP; +void FillSlot(int entry, int entry2, unsigned int RtaUniq, struct Host *HostP) { int link; |