diff options
Diffstat (limited to 'sys/dev/hfa/fore_init.c')
| -rw-r--r-- | sys/dev/hfa/fore_init.c | 380 |
1 files changed, 0 insertions, 380 deletions
diff --git a/sys/dev/hfa/fore_init.c b/sys/dev/hfa/fore_init.c deleted file mode 100644 index ccaed3f0e085..000000000000 --- a/sys/dev/hfa/fore_init.c +++ /dev/null @@ -1,380 +0,0 @@ -/*- - * - * =================================== - * HARP | Host ATM Research Platform - * =================================== - * - * - * This Host ATM Research Platform ("HARP") file (the "Software") is - * made available by Network Computing Services, Inc. ("NetworkCS") - * "AS IS". NetworkCS does not provide maintenance, improvements or - * support of any kind. - * - * NETWORKCS MAKES NO WARRANTIES OR REPRESENTATIONS, EXPRESS OR IMPLIED, - * INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY - * AND FITNESS FOR A PARTICULAR PURPOSE, AS TO ANY ELEMENT OF THE - * SOFTWARE OR ANY SUPPORT PROVIDED IN CONNECTION WITH THIS SOFTWARE. - * In no event shall NetworkCS be responsible for any damages, including - * but not limited to consequential damages, arising from or relating to - * any use of the Software or related support. - * - * Copyright 1994-1998 Network Computing Services, Inc. - * - * Copies of this Software may be made, however, the above copyright - * notice must be reproduced on all copies. - * - * @(#) $FreeBSD$ - * - */ - -/* - * FORE Systems 200-Series Adapter Support - * --------------------------------------- - * - * Cell Processor (CP) initialization routines - * - */ - -#include <sys/param.h> -#include <sys/kernel.h> -#include <sys/systm.h> -#include <sys/socket.h> -#include <sys/socketvar.h> -#include <sys/syslog.h> -#include <vm/vm.h> -#include <vm/pmap.h> -#include <net/if.h> -#include <netatm/port.h> -#include <netatm/queue.h> -#include <netatm/atm.h> -#include <netatm/atm_sys.h> -#include <netatm/atm_sap.h> -#include <netatm/atm_cm.h> -#include <netatm/atm_if.h> -#include <netatm/atm_stack.h> -#include <netatm/atm_pcb.h> -#include <netatm/atm_var.h> -#include <dev/pci/pcivar.h> -#include <dev/hfa/fore.h> -#include <dev/hfa/fore_aali.h> -#include <dev/hfa/fore_slave.h> -#include <dev/hfa/fore_stats.h> -#include <dev/hfa/fore_var.h> -#include <dev/hfa/fore_include.h> - -#ifndef lint -__RCSID("@(#) $FreeBSD$"); -#endif - - -/* - * Local functions - */ -static void fore_get_prom(Fore_unit *); - - -/* - * Begin CP Initialization - * - * This function will poll for the successful downloading and starting of - * the CP microcode program. After the microcode is running, we will allocate - * any needed kernel memory (must do it in non-interrupt mode), build the CP - * queue configurations and issue an Initialize command to the CP. - * - * Arguments: - * fup pointer to device unit structure - * - * Returns: - * none - */ -void -fore_initialize(fup) - Fore_unit *fup; -{ - Aali *aap; - Init_parms *inp; - caddr_t errmsg; - u_long vers; - u_int c, wait; -#define MAX_WAIT 100 - - /* - * Must wait until firmware has been downloaded and is running - */ - if (CP_READ(fup->fu_mon->mon_bstat) != BOOT_RUNNING) { - - /* - * Try again later - */ - fup->fu_thandle = - timeout((KTimeout_ret(*)(void *))fore_initialize, - (void *)fup, hz); - return; - } else - callout_handle_init(&fup->fu_thandle); - - /* - * Allocate queues and whatever else is needed - */ - if (fore_xmit_allocate(fup)) { - errmsg = "transmit queue allocation"; - goto failed; - } - if (fore_recv_allocate(fup)) { - errmsg = "receive queue allocation"; - goto failed; - } - if (fore_buf_allocate(fup)) { - errmsg = "buffer supply queue allocation"; - goto failed; - } - if (fore_cmd_allocate(fup)) { - errmsg = "command queue allocation"; - goto failed; - } - - /* - * CP microcode is downloaded - locate shared memory interface - */ - aap = (Aali *)(fup->fu_ram + CP_READ(fup->fu_mon->mon_appl)); - fup->fu_aali = aap; - - /* - * Pick out any interesting info from the microcode - */ - vers = CP_READ(aap->aali_ucode_ver); - if (vers < FORE_MIN_UCODE) { - errmsg = "unsupported microcode version"; - goto failed; - } - snprintf(fup->fu_config.ac_firm_vers, - sizeof(fup->fu_config.ac_firm_vers), "%ld.%ld.%ld", - (vers >> 16) & 0xff, (vers >> 8) & 0xff, vers & 0xff); - - if (((vers >> 16) & 0xff) == 4) - fup->fu_ft4 = 1; - else - fup->fu_ft4 = 0; - -#ifdef notdef - /* - * Turn on CP debugging - */ - aap->aali_hostlog = 1; -#endif - - /* - * Build the initialization block - */ - inp = &aap->aali_init; - inp->init_numvcc = CP_WRITE(FORE_MAX_VCC); - inp->init_cmd_elem = CP_WRITE(CMD_QUELEN); - inp->init_xmit_elem = CP_WRITE(XMIT_QUELEN); - inp->init_recv_elem = CP_WRITE(RECV_QUELEN); - inp->init_recv_ext = CP_WRITE(RECV_EXTRA_SEGS); - inp->init_xmit_ext = CP_WRITE(XMIT_EXTRA_SEGS); - inp->init_buf1s.bfs_quelen = CP_WRITE(BUF1_SM_QUELEN); - inp->init_buf1s.bfs_bufsize = CP_WRITE(BUF1_SM_SIZE); - inp->init_buf1s.bfs_cppool = CP_WRITE(BUF1_SM_CPPOOL); - inp->init_buf1s.bfs_entsize = CP_WRITE(BUF1_SM_ENTSIZE); - inp->init_buf1l.bfs_quelen = CP_WRITE(BUF1_LG_QUELEN); - inp->init_buf1l.bfs_bufsize = CP_WRITE(BUF1_LG_SIZE); - inp->init_buf1l.bfs_cppool = CP_WRITE(BUF1_LG_CPPOOL); - inp->init_buf1l.bfs_entsize = CP_WRITE(BUF1_LG_ENTSIZE); - inp->init_buf2s.bfs_quelen = CP_WRITE(0); - inp->init_buf2s.bfs_bufsize = CP_WRITE(0); - inp->init_buf2s.bfs_cppool = CP_WRITE(0); - inp->init_buf2s.bfs_entsize = CP_WRITE(0); - inp->init_buf2l.bfs_quelen = CP_WRITE(0); - inp->init_buf2l.bfs_bufsize = CP_WRITE(0); - inp->init_buf2l.bfs_cppool = CP_WRITE(0); - inp->init_buf2l.bfs_entsize = CP_WRITE(0); - - /* - * Enable device interrupts - */ - aap->aali_intr_ena = CP_WRITE(1); - - /* - * Issue the Initialize command to the CP and wait for - * the CP to interrupt to signal completion - */ - inp->init_status = CP_WRITE(QSTAT_PENDING); - - if (!fup->fu_ft4) { - inp->init_cmd = CP_WRITE(CMD_INIT | CMD_INTR_REQ); - return; - } - inp->init_cmd = CP_WRITE(CMD_INIT); - - /* - * With the ForeThought 4.X image it appears that we need to - * busy wait on the initializisation command to complete. - * Otherwise the command queue address (the first word - * of the queue structure) will be mangled. - */ - c = 0; - for (wait = 0; wait < MAX_WAIT; wait++) { - c = CP_READ(inp->init_status); - if (c & QSTAT_COMPLETED) - break; - DELAY(1000); - } - if (c & QSTAT_ERROR) { - log(LOG_ERR, "fore initialization failed: intf=%s%d, " - "hbeat=0x%lx\n", fup->fu_pif.pif_name, - fup->fu_pif.pif_unit, (u_long)CP_READ(aap->aali_heartbeat)); - fore_interface_free(fup); - return; - } - if (!(c & QSTAT_COMPLETED)) { - log(LOG_ERR, "fore initialization timed out: intf=%s%d, " - "hbeat=0x%lx\n", fup->fu_pif.pif_name, fup->fu_pif.pif_unit, - (u_long)CP_READ(aap->aali_heartbeat)); - fore_interface_free(fup); - return; - } - fore_initialize_complete(fup); - return; - -failed: - /* - * Initialization failure - */ - fore_interface_free(fup); - log(LOG_ERR, "fore initialization failed: intf=%s%d, err=%s\n", - fup->fu_pif.pif_name, fup->fu_pif.pif_unit, errmsg); - return; -} - - -/* - * Complete CP Initialization - * - * Called after the CP has successfully completed processing of the - * Initialize command. We will now finish off our part of the - * initialization process by setting up all the host-based queue - * management structures. - * - * Called at interrupt level. - * - * Arguments: - * fup pointer to device unit structure - * - * Returns: - * none - */ -void -fore_initialize_complete(fup) - Fore_unit *fup; -{ - Aali *aap = fup->fu_aali; - - /* - * Log an initialization failure - */ - if (CP_READ(aap->aali_init.init_status) & QSTAT_ERROR) { - - log(LOG_ERR, - "fore initialization failed: intf=%s%d, hbeat=0x%lx\n", - fup->fu_pif.pif_name, fup->fu_pif.pif_unit, - (u_long)CP_READ(aap->aali_heartbeat)); - return; - } - - ATM_DEBUG1("heap=0x%lx\n", aap->aali_heap); - ATM_DEBUG1("heaplen=0x%lx\n", aap->aali_heaplen); - ATM_DEBUG1("cmd_q=0x%lx\n", aap->aali_cmd_q); - ATM_DEBUG1("xmit_q=0x%lx\n", aap->aali_xmit_q); - ATM_DEBUG1("recv_q=0x%lx\n", aap->aali_recv_q); - ATM_DEBUG1("buf1s_q=0x%lx\n", aap->aali_buf1s_q); - ATM_DEBUG1("buf1l_q=0x%lx\n", aap->aali_buf1l_q); - ATM_DEBUG1("buf2s_q=0x%lx\n", aap->aali_buf2s_q); - ATM_DEBUG1("buf2l_q=0x%lx\n", aap->aali_buf2l_q); - - /* - * Initialize all of our queues - */ - fore_xmit_initialize(fup); - fore_recv_initialize(fup); - fore_buf_initialize(fup); - fore_cmd_initialize(fup); - - /* - * Mark device initialization completed - */ - fup->fu_flags |= CUF_INITED; - - fore_get_prom(fup); - return; -} - - -/* - * Get device PROM values from CP - * - * This function will issue a GET_PROM command to the CP in order to - * initiate the DMA transfer of the CP's PROM structure to the host. - * This will be called after CP initialization has completed. - * There is (currently) no retry if this fails. - * - * It took me some time to find out that FT3 and FT4 use different - * operation codes for GET_PROM. - * - * Called at interrupt level. - * - * Arguments: - * fup pointer to device unit structure - * - * Returns: - * none - * - */ -static void -fore_get_prom(fup) - Fore_unit *fup; -{ - H_cmd_queue *hcp; - Cmd_queue *cqp; - - /* - * Queue command at end of command queue - */ - hcp = fup->fu_cmd_tail; - if ((*hcp->hcq_status) & QSTAT_FREE) { - - /* - * Queue entry available, so set our view of things up - */ - if (fup->fu_ft4) - hcp->hcq_code = CMD_GET_PROM4; - else - hcp->hcq_code = CMD_GET_PROM; - hcp->hcq_arg = NULL; - fup->fu_cmd_tail = hcp->hcq_next; - - /* - * Now set the CP-resident queue entry - the CP will grab - * the command when the op-code is set. - */ - cqp = hcp->hcq_cpelem; - (*hcp->hcq_status) = QSTAT_PENDING; - - fup->fu_promd = vtophys(fup->fu_prom); - if (fup->fu_promd == 0) { - fup->fu_stats->st_drv.drv_cm_nodma++; - return; - } - cqp->cmdq_prom.prom_buffer = (CP_dma) CP_WRITE(fup->fu_promd); - cqp->cmdq_prom.prom_cmd = CP_WRITE(hcp->hcq_code | CMD_INTR_REQ); - - } else { - /* - * Command queue full - */ - fup->fu_stats->st_drv.drv_cm_full++; - } - - return; -} - |