Aren
/
NetBSD
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

adapt to new pmap.

This commit is contained in:
uch 2002-05-09 12:36:17 +00:00
parent 0aaff2a14f
commit 242aff8afc
1 changed files with 24 additions and 34 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

58
sys/arch/mmeye/mmeye/machdep.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: machdep.c,v 1.26 2002/03/24 18:21:20 uch Exp $ */
/* $NetBSD: machdep.c,v 1.27 2002/05/09 12:36:17 uch Exp $ */
/*-
* Copyright (c) 1996, 1997, 1998 The NetBSD Foundation, Inc.
@ -107,11 +107,6 @@
char machine[] = MACHINE; /* mmeye */
char machine_arch[] = MACHINE_ARCH; /* sh3eb */
paddr_t msgbuf_paddr;
extern paddr_t avail_start, avail_end;
#define IOM_RAM_END ((paddr_t)IOM_RAM_BEGIN + IOM_RAM_SIZE - 1)
void initSH3 __P((void *));
void LoadAndReset __P((char *));
void XLoadAndReset __P((char *));
@ -124,8 +119,6 @@ struct mmeye_intrhand {
int irq;
} mmeye_intrhand[_INTR_N];
extern char start[], etext[], edata[], end[];
/*
* Machine-dependent startup code
*
@ -231,14 +224,9 @@ haltsys:
void
initSH3(void *pc) /* XXX return address */
{
extern char edata[], end[];
vaddr_t kernend;
vsize_t sz;
kernend = sh3_round_page(end);
#ifdef DDB
/* XXX Currently symbol table size is not passed to the kernel. */
kernend += 0x40000; /* XXX */
#endif
/* Clear bss */
memset(edata, 0, end - edata);
@ -250,36 +238,38 @@ initSH3(void *pc) /* XXX return address */
#else
#warning "unknown product"
#endif
/* Initialize proc0 and enable MMU. */
sz = sh_proc0_init(kernend, IOM_RAM_BEGIN, IOM_RAM_END);
/* Number of pages of physmem addr space */
physmem = atop(IOM_RAM_END - IOM_RAM_BEGIN + 1);
/* avail_start is first available physical memory address */
avail_start = kernend + sz;
avail_end = IOM_RAM_END + 1;
consinit();
kernend = atop(round_page(SH3_P1SEG_TO_PHYS(end)));
#ifdef DDB
/* XXX Currently symbol table size is not passed to the kernel. */
kernend += 0x40000; /* XXX */
#endif
/* Load memory to UVM */
physmem = atop(IOM_RAM_SIZE);
uvm_page_physload(
kernend, atop(IOM_RAM_BEGIN + IOM_RAM_SIZE),
kernend, atop(IOM_RAM_BEGIN + IOM_RAM_SIZE),
VM_FREELIST_DEFAULT);
/* Initialize proc0 u-area */
sh_proc0_init();
/* Initialize pmap and start to address translation */
pmap_bootstrap();
#ifdef DDB
ddb_init(1, end, end + 0x40000); /* XXX */
#endif
/* Call pmap initialization to make new kernel address space */
pmap_bootstrap(VM_MIN_KERNEL_ADDRESS);
/*
* Initialize error message buffer (at end of core).
*/
initmsgbuf((caddr_t)msgbuf_paddr, round_page(MSGBUFSIZE));
/*
* XXX We can't return here, because we change stack pointer.
* So jump to return address directly.
*/
__asm __volatile (
"jmp @%0;"
"mov %1, r15" :: "r"(pc), "r"(proc0.p_addr->u_pcb.pcb_sp));
"mov %1, r15"
:: "r"(pc),"r"(proc0.p_md.md_pcb->pcb_sf.sf_r7_bank));
}
/*