diff options
| author | Michael Shalayeff <mickey@cvs.openbsd.org> | 2002-02-12 05:23:28 +0000 |
|---|---|---|
| committer | Michael Shalayeff <mickey@cvs.openbsd.org> | 2002-02-12 05:23:28 +0000 |
| commit | 8d8c991cf0d879846a6732ca48f7952c9bd0a879 (patch) | |
| tree | 2fc278f3d04abff49a613e8ec43e1a0499c1c44e /sys | |
| parent | a01373409717027e19a0dd93cef069497aa498ec (diff) | |
small repairs to hpmc and toc handlers
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/arch/hppa/hppa/locore.S | 17 | ||||
| -rw-r--r-- | sys/arch/hppa/hppa/machdep.c | 27 |
2 files changed, 38 insertions, 6 deletions
diff --git a/sys/arch/hppa/hppa/locore.S b/sys/arch/hppa/hppa/locore.S index f0e86519fc4..db667355df5 100644 --- a/sys/arch/hppa/hppa/locore.S +++ b/sys/arch/hppa/hppa/locore.S @@ -1,4 +1,4 @@ -/* $OpenBSD: locore.S,v 1.52 2002/02/11 21:29:37 mickey Exp $ */ +/* $OpenBSD: locore.S,v 1.53 2002/02/12 05:23:27 mickey Exp $ */ /* * Copyright (c) 1998-2001 Michael Shalayeff @@ -1027,6 +1027,21 @@ hpmc_never_dies nop EXIT(TLABEL(hpmc)) +ENTRY(hppa_toc,0) + + .import boot, code + ldil L%boot, t1 + ldo R%boot(t1), t1 + ldi 0, arg0 + .call + blr r0, rp + bv,n 0(t1) + nop + +ALTENTRY(hppa_toc_end) + .word 0 +EXIT(hppa_toc) + .export TLABEL(emu), entry LEAF_ENTRY(TLABEL(emu)) /* restore %r1 from CTRAP() */ diff --git a/sys/arch/hppa/hppa/machdep.c b/sys/arch/hppa/hppa/machdep.c index 7e39aa3d9c8..3f135d0cd7b 100644 --- a/sys/arch/hppa/hppa/machdep.c +++ b/sys/arch/hppa/hppa/machdep.c @@ -1,4 +1,4 @@ -/* $OpenBSD: machdep.c,v 1.56 2002/02/11 19:42:11 mickey Exp $ */ +/* $OpenBSD: machdep.c,v 1.57 2002/02/12 05:23:27 mickey Exp $ */ /* * Copyright (c) 1999-2002 Michael Shalayeff @@ -323,15 +323,29 @@ hppa_init(start) /* setup hpmc handler */ { - extern u_int hpmc_v; /* from locore.s */ - register u_int *p = &hpmc_v; + extern u_int hpmc_v[]; /* from locore.s */ + register u_int *p = hpmc_v; if (pdc_call((iodcio_t)pdc, 0, PDC_INSTR, PDC_INSTR_DFLT, p)) - *p = 0; /* XXX nop is more appropriate? */ + *p = 0x08000240; + p[6] = (u_int)&hpmc_dump; + p[7] = 32; p[5] = -(p[0] + p[1] + p[2] + p[3] + p[4] + p[6] + p[7]); } + { + extern u_int hppa_toc[], hppa_toc_end[]; + register u_int cksum, *p; + + for (cksum = 0, p = hppa_toc; p < hppa_toc_end; p++) + cksum += *p; + + *p = cksum; + PAGE0->ivec_toc = (int (*)(void))hppa_toc; + PAGE0->ivec_toclen = hppa_toc_end - hppa_toc + 1; + } + /* BTLB params */ if ((error = pdc_call((iodcio_t)pdc, 0, PDC_BLOCK_TLB, PDC_BTLB_DEFAULT, &pdc_btlb)) < 0) { @@ -912,8 +926,8 @@ boot(howto) if (howto & RB_DUMP) dumpsys(); -haltsys: doshutdownhooks(); +haltsys: if (howto & RB_HALT) { printf("System halted!\n"); @@ -955,7 +969,10 @@ cpu_dumpsize() void hpmc_dump() { + printf("HPMC\n"); + cold = 0; + boot(RB_NOSYNC); } int |