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disabled signal hacks for softmmu version (qemu should be much more portable now...)

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@409 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2003-10-27 21:18:35 +00:00
parent cc38b844d7
commit 3a51dee658
1 changed files with 33 additions and 29 deletions
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62
vl.c
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@ -2067,40 +2067,40 @@ static void ide_identify(IDEState *s)
memset(s->io_buffer, 0, 512);
p = (uint16_t *)s->io_buffer;
stw(p + 0, 0x0040);
stw(p + 1, s->cylinders);
stw(p + 3, s->heads);
stw(p + 4, 512 * s->sectors); /* sectors */
stw(p + 5, 512); /* sector size */
stw(p + 6, s->sectors);
stw(p + 20, 3); /* buffer type */
stw(p + 21, 512); /* cache size in sectors */
stw(p + 22, 4); /* ecc bytes */
stw_raw(p + 0, 0x0040);
stw_raw(p + 1, s->cylinders);
stw_raw(p + 3, s->heads);
stw_raw(p + 4, 512 * s->sectors); /* sectors */
stw_raw(p + 5, 512); /* sector size */
stw_raw(p + 6, s->sectors);
stw_raw(p + 20, 3); /* buffer type */
stw_raw(p + 21, 512); /* cache size in sectors */
stw_raw(p + 22, 4); /* ecc bytes */
padstr((uint8_t *)(p + 27), "QEMU HARDDISK", 40);
#if MAX_MULT_SECTORS > 1
stw(p + 47, MAX_MULT_SECTORS);
stw_raw(p + 47, MAX_MULT_SECTORS);
#endif
stw(p + 48, 1); /* dword I/O */
stw(p + 49, 1 << 9); /* LBA supported, no DMA */
stw(p + 51, 0x200); /* PIO transfer cycle */
stw(p + 52, 0x200); /* DMA transfer cycle */
stw(p + 54, s->cylinders);
stw(p + 55, s->heads);
stw(p + 56, s->sectors);
stw_raw(p + 48, 1); /* dword I/O */
stw_raw(p + 49, 1 << 9); /* LBA supported, no DMA */
stw_raw(p + 51, 0x200); /* PIO transfer cycle */
stw_raw(p + 52, 0x200); /* DMA transfer cycle */
stw_raw(p + 54, s->cylinders);
stw_raw(p + 55, s->heads);
stw_raw(p + 56, s->sectors);
oldsize = s->cylinders * s->heads * s->sectors;
stw(p + 57, oldsize);
stw(p + 58, oldsize >> 16);
stw_raw(p + 57, oldsize);
stw_raw(p + 58, oldsize >> 16);
if (s->mult_sectors)
stw(p + 59, 0x100 | s->mult_sectors);
stw(p + 60, s->nb_sectors);
stw(p + 61, s->nb_sectors >> 16);
stw(p + 80, (1 << 1) | (1 << 2));
stw(p + 82, (1 << 14));
stw(p + 83, (1 << 14));
stw(p + 84, (1 << 14));
stw(p + 85, (1 << 14));
stw(p + 86, 0);
stw(p + 87, (1 << 14));
stw_raw(p + 59, 0x100 | s->mult_sectors);
stw_raw(p + 60, s->nb_sectors);
stw_raw(p + 61, s->nb_sectors >> 16);
stw_raw(p + 80, (1 << 1) | (1 << 2));
stw_raw(p + 82, (1 << 14));
stw_raw(p + 83, (1 << 14));
stw_raw(p + 84, (1 << 14));
stw_raw(p + 85, (1 << 14));
stw_raw(p + 86, 0);
stw_raw(p + 87, (1 << 14));
}
static inline void ide_abort_command(IDEState *s)
@ -3275,6 +3275,7 @@ void dumb_display_init(DisplayState *ds)
ds->dpy_refresh = dumb_refresh;
}
#if !defined(CONFIG_SOFTMMU)
/***********************************************************/
/* cpu signal handler */
static void host_segv_handler(int host_signum, siginfo_t *info,
@ -3285,6 +3286,7 @@ static void host_segv_handler(int host_signum, siginfo_t *info,
term_exit();
abort();
}
#endif
static int timer_irq_pending;
static int timer_irq_count;
@ -3807,9 +3809,11 @@ int main(int argc, char **argv)
/* setup cpu signal handlers for MMU / self modifying code handling */
sigfillset(&act.sa_mask);
act.sa_flags = SA_SIGINFO;
#if !defined(CONFIG_SOFTMMU)
act.sa_sigaction = host_segv_handler;
sigaction(SIGSEGV, &act, NULL);
sigaction(SIGBUS, &act, NULL);
#endif
act.sa_sigaction = host_alarm_handler;
sigaction(SIGALRM, &act, NULL);