/* Region 1 */
second[SECOND(0x20000000) + i] = KPTE(PFN(third_kernel) + i);
}
+
/* Region 2 */
second[SECOND(0x40000000)] = KPTE(PFN(second));
#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));
}
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].
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));
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);
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;
* 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.
*/
* 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 */
};
/*
projects / gem5.git / commitdiff