diff options
Diffstat (limited to 'system/alpha')
| -rw-r--r-- | system/alpha/console/console.c | 58 | ||||
| -rw-r--r-- | system/alpha/h/rpb.h | 79 |
2 files changed, 95 insertions, 42 deletions
diff --git a/system/alpha/console/console.c b/system/alpha/console/console.c index 508cd1fc1..c616c1cdb 100644 --- a/system/alpha/console/console.c +++ b/system/alpha/console/console.c @@ -470,6 +470,7 @@ unixBoot(int argc, char **argv) /* Region 1 */ second[SECOND(0x20000000) + i] = KPTE(PFN(third_kernel) + i); } + /* Region 2 */ second[SECOND(0x40000000)] = KPTE(PFN(second)); @@ -489,8 +490,9 @@ unixBoot(int argc, char **argv) #define DATABASE_END 0x20020000 ulong *dbPage = (ulong*)unix_boot_alloc(1); + bzero(dbPage, PAGE_SIZE); second[SECOND(DATABASE_BASE)] = KPTE(PFN(dbPage)); - for (i = DATABASE_BASE; i < DATABASE_END ; i += 8096) { + for (i = DATABASE_BASE; i < DATABASE_END ; i += PAGE_SIZE) { ulong *db = (ulong*)unix_boot_alloc(1); dbPage[THIRD(i)] = KPTE(PFN(db)); } @@ -523,30 +525,27 @@ unixBoot(int argc, char **argv) kernel_end - m5Conf.kernStart ); panic("kernel too big\n"); } - + printf_lock("kstart = 0x%x, kend = 0x%x, kentry = 0x%x, numCPUs = 0x%x\n", m5Conf.kernStart, m5Conf.kernEnd, m5Conf.entryPoint, m5Conf.numCPUs); /* Map the kernel's pages into the third level of region 2 */ - for (ptr = m5Conf.kernStart; ptr < kernel_end; ptr += PAGE_SIZE) { - third_kernel[THIRD_XXX(ptr)] = KPTE(PFN(ptr)); - } - - /* blow 2 pages of phys mem for guards since it maintains 1-to-1 mapping */ - ksp = ksp_top + (3 * PAGE_SIZE); - if (ksp - m5Conf.kernStart > (0x800000*NUM_KERNEL_THIRD)) { - printf_lock("Kernel stack pushd us over 8MB\n"); - panic("ksp too big\n"); - } - if (THIRD_XXX((ulong)ksp_top) > NUM_KERNEL_THIRD * 1024) { - panic("increase NUM_KERNEL_THIRD, and change THIRD_XXX\n"); - } + //for (ptr = m5Conf.kernStart; ptr < kernel_end; ptr += PAGE_SIZE) { + // third_kernel[THIRD_XXX(ptr)] = KPTE(PFN(ptr)); + //} + + ksp_top = (ulong)unix_boot_alloc(1); + ksp = ksp_top + PAGE_SIZE; + + //if (ksp - m5Conf.kernStart > (0x800000*NUM_KERNEL_THIRD)) { + // printf_lock("Kernel stack pushd us over 8MB\n"); + // panic("ksp too big\n"); + //} + //if (THIRD_XXX((ulong)ksp_top) > NUM_KERNEL_THIRD * 1024) { + // panic("increase NUM_KERNEL_THIRD, and change THIRD_XXX\n"); + //} ptr = (ulong) ksp_top; bzero((char *)ptr, PAGE_SIZE * 2); - third_kernel[THIRD_XXX(ptr)] = 0; /* Stack Guard Page */ - ptr += PAGE_SIZE; - third_kernel[THIRD_XXX(ptr)] = KPTE(PFN(ptr)); /* Kernel Stack Pages */ - ptr += PAGE_SIZE; - third_kernel[THIRD_XXX(ptr)] = KPTE(PFN(ptr)); - ptr += PAGE_SIZE; - third_kernel[THIRD_XXX(ptr)] = 0; /* Stack Guard Page */ + dbPage[THIRD(0x20040000)] = 0; /* Stack Guard Page */ + dbPage[THIRD(0x20042000)] = KPTE(PFN(ptr)); /* Kernel Stack Pages */ + dbPage[THIRD(0x20046000)] = 0; /* Stack Guard Page */ /* put argv into the bottom of the stack - argv starts at 1 because * the command thatr got us here (i.e. "unixboot) is in argv[0]. @@ -563,7 +562,7 @@ unixBoot(int argc, char **argv) kargv[kargc] = NULL; /* just to be sure; doesn't seem to be used */ ksp -= sizeof(char *); /* point above last arg for no real reason */ - free_pfn = PFN(ptr); + free_pfn = PFN(kernel_end); bcopy((char *)&m5_rpb, (char *)rpb, sizeof(struct rpb)); @@ -610,7 +609,7 @@ unixBoot(int argc, char **argv) bcopy((char *)&m5_rpb_percpu, (char *)thisCPU, sizeof(struct rpb_percpu)); - thisCPU->rpb_pcb.rpb_ksp = ksp; + thisCPU->rpb_pcb.rpb_ksp = (0x20044000 - 0x18); thisCPU->rpb_pcb.rpb_ptbr = PFN(first); thisCPU->rpb_logout = KSEG_TO_PHYS(percpu_logout); @@ -633,18 +632,15 @@ unixBoot(int argc, char **argv) bzero((char *)rpb_ctb, sizeof(struct ctb_tt)); - rpb_ctb->rpb_type = CONS_DZ; + rpb_ctb->rpb_type = CONS_REM; rpb_ctb->rpb_length = sizeof(ctb_tt) - sizeof(rpb_ctb); /* * uart initizliation */ - ctb_tt->ctb_csr = 0; - ctb_tt->ctb_tivec = 0x6c0; /* matches tlaser pal code */ - ctb_tt->ctb_rivec = 0x680; /* matches tlaser pal code */ - ctb_tt->ctb_baud = 9600; - ctb_tt->ctb_put_sts = 0; - ctb_tt->ctb_get_sts = 0; + ctb_tt->ctb_tintr_vec = 0x6c0; /* matches tlaser pal code */ + ctb_tt->ctb_rintr_vec = 0x680; /* matches tlaser pal code */ + ctb_tt->ctb_term_type = CTB_GRAPHICS; rpb_crb = (struct rpb_crb *) (((ulong)rpb_ctb) + sizeof(struct ctb_tt)); rpb->rpb_crb_off = ((ulong)rpb_crb) - (ulong)rpb; diff --git a/system/alpha/h/rpb.h b/system/alpha/h/rpb.h index 81ed5bb14..5082f5bbb 100644 --- a/system/alpha/h/rpb.h +++ b/system/alpha/h/rpb.h @@ -22,6 +22,36 @@ * SOFTWARE. */ +/* $NetBSD: rpb.h,v 1.20 1998/04/15 00:47:33 mjacob Exp $ */ +/* $FreeBSD: src/sys/alpha/include/rpb.h,v 1.9 2001/03/30 22:04:08 gallatin Exp $ */ + +/* + * Copyright (c) 1994, 1995, 1996 Carnegie-Mellon University. + * All rights reserved. + * + * Author: Keith Bostic, Chris G. Demetriou + * + * Permission to use, copy, modify and distribute this software and + * its documentation is hereby granted, provided that both the copyright + * notice and this permission notice appear in all copies of the + * software, derivative works or modified versions, and any portions + * thereof, and that both notices appear in supporting documentation. + * + * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" + * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND + * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. + * + * Carnegie Mellon requests users of this software to return to + * + * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU + * School of Computer Science + * Carnegie Mellon University + * Pittsburgh PA 15213-3890 + * + * any improvements or extensions that they make and grant Carnegie the + * rights to redistribute these changes. + */ + /* * Defines for the architected startup addresses. */ @@ -258,17 +288,44 @@ struct rpb_mdt { * UART console device. */ struct ctb_tt { - long ctb_type; /* 000: console type */ - long ctb_unit; /* 008: console unit */ - long ctb_resv; /* 010: reserved */ - long ctb_length; /* 018: byte length of device dep portion */ - long ctb_csr; /* 020: CSR Address */ - long ctb_tivec; /* 028: <63>=tie; interrupt vector */ - long ctb_rivec; /* 030: <63>=rie; interrupt vector */ - long ctb_baud; /* 038: baud rate */ - long ctb_put_sts; /* 040: PUTS callback extended status */ - long ctb_get_sts; /* 048: GETS callback extended status */ - long ctb_rsvd[1]; /* 050: reserved for console use */ + + long ctb_type; /* 0: always 4 */ + long ctb_unit; /* 8: */ + long ctb_reserved; /* 16: */ + long ctb_len; /* 24: bytes of info */ + long ctb_ipl; /* 32: console ipl level */ + long ctb_tintr_vec; /* 40: transmit vec (0x800) */ + long ctb_rintr_vec; /* 48: receive vec (0x800) */ +#define CTB_GRAPHICS 3 /* graphics device */ +#define CTB_NETWORK 0xC0 /* network device */ +#define CTB_PRINTERPORT 2 /* printer port on the SCC */ + long ctb_term_type; /* 56: terminal type */ + long ctb_keybd_type; /* 64: keyboard nationality */ + long ctb_keybd_trans; /* 72: trans. table addr */ + long ctb_keybd_map; /* 80: map table addr */ + long ctb_keybd_state; /* 88: keyboard flags */ + long ctb_keybd_last; /* 96: last key entered */ + long ctb_font_us; /* 104: US font table addr */ + long ctb_font_mcs; /* 112: MCS font table addr */ + long ctb_font_width; /* 120: font width, height */ + long ctb_font_height; /* 128: in pixels */ + long ctb_mon_width; /* 136: monitor width, height */ + long ctb_mon_height; /* 144: in pixels */ + long ctb_dpi; /* 152: monitor dots per inch */ + long ctb_planes; /* 160: # of planes */ + long ctb_cur_width; /* 168: cursor width, height */ + long ctb_cur_height; /* 176: in pixels */ + long ctb_head_cnt; /* 184: # of heads */ + long ctb_opwindow; /* 192: opwindow on screen */ + long ctb_head_offset; /* 200: offset to head info */ + long ctb_putchar; /* 208: output char to TURBO */ + long ctb_io_state; /* 216: I/O flags */ + long ctb_listen_state; /* 224: listener flags */ + long ctb_xaddr; /* 232: extended info addr */ + long ctb_turboslot; /* 248: TURBOchannel slot # */ + long ctb_server_off; /* 256: offset to server info */ + long ctb_line_off; /* 264: line parameter offset */ + char ctb_csd; /* 272: console specific data */ }; /* |