diff options
author | Juan Quintela <quintela@redhat.com> | 2009-08-31 16:07:20 +0200 |
---|---|---|
committer | Anthony Liguori <aliguori@us.ibm.com> | 2009-09-09 14:55:13 -0500 |
commit | b6343073067d962d9611131bf9d646d3b0dd28ee (patch) | |
tree | 2ae7c4cb760520d9abfe9489fdd9844c1fd83945 | |
parent | 25a18cbd27d1556aafe268d48bffbb3c883de081 (diff) |
cirrus_vga: Add a VGACommonState local var to cirrus_vga_ioport_{read, write}
Signed-off-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
-rw-r--r-- | hw/cirrus_vga.c | 162 |
1 files changed, 82 insertions, 80 deletions
diff --git a/hw/cirrus_vga.c b/hw/cirrus_vga.c index 7e63399bd8..b8a3ea27c2 100644 --- a/hw/cirrus_vga.c +++ b/hw/cirrus_vga.c @@ -2658,95 +2658,96 @@ static void cirrus_update_memory_access(CirrusVGAState *s) static uint32_t cirrus_vga_ioport_read(void *opaque, uint32_t addr) { - CirrusVGAState *s = opaque; + CirrusVGAState *c = opaque; + VGACommonState *s = &c->vga; int val, index; - if (vga_ioport_invalid(&s->vga, addr)) { + if (vga_ioport_invalid(s, addr)) { val = 0xff; } else { switch (addr) { case 0x3c0: - if (s->vga.ar_flip_flop == 0) { - val = s->vga.ar_index; + if (s->ar_flip_flop == 0) { + val = s->ar_index; } else { val = 0; } break; case 0x3c1: - index = s->vga.ar_index & 0x1f; + index = s->ar_index & 0x1f; if (index < 21) - val = s->vga.ar[index]; + val = s->ar[index]; else val = 0; break; case 0x3c2: - val = s->vga.st00; + val = s->st00; break; case 0x3c4: - val = s->vga.sr_index; + val = s->sr_index; break; case 0x3c5: - if (cirrus_hook_read_sr(s, s->vga.sr_index, &val)) + if (cirrus_hook_read_sr(c, s->sr_index, &val)) break; - val = s->vga.sr[s->vga.sr_index]; + val = s->sr[s->sr_index]; #ifdef DEBUG_VGA_REG - printf("vga: read SR%x = 0x%02x\n", s->vga.sr_index, val); + printf("vga: read SR%x = 0x%02x\n", s->sr_index, val); #endif break; case 0x3c6: - cirrus_read_hidden_dac(s, &val); + cirrus_read_hidden_dac(c, &val); break; case 0x3c7: - val = s->vga.dac_state; + val = s->dac_state; break; case 0x3c8: - val = s->vga.dac_write_index; - s->cirrus_hidden_dac_lockindex = 0; + val = s->dac_write_index; + c->cirrus_hidden_dac_lockindex = 0; break; case 0x3c9: - if (cirrus_hook_read_palette(s, &val)) + if (cirrus_hook_read_palette(c, &val)) break; - val = s->vga.palette[s->vga.dac_read_index * 3 + s->vga.dac_sub_index]; - if (++s->vga.dac_sub_index == 3) { - s->vga.dac_sub_index = 0; - s->vga.dac_read_index++; + val = s->palette[s->dac_read_index * 3 + s->dac_sub_index]; + if (++s->dac_sub_index == 3) { + s->dac_sub_index = 0; + s->dac_read_index++; } break; case 0x3ca: - val = s->vga.fcr; + val = s->fcr; break; case 0x3cc: - val = s->vga.msr; + val = s->msr; break; case 0x3ce: - val = s->vga.gr_index; + val = s->gr_index; break; case 0x3cf: - if (cirrus_hook_read_gr(s, s->vga.gr_index, &val)) + if (cirrus_hook_read_gr(c, s->gr_index, &val)) break; - val = s->vga.gr[s->vga.gr_index]; + val = s->gr[s->gr_index]; #ifdef DEBUG_VGA_REG - printf("vga: read GR%x = 0x%02x\n", s->vga.gr_index, val); + printf("vga: read GR%x = 0x%02x\n", s->gr_index, val); #endif break; case 0x3b4: case 0x3d4: - val = s->vga.cr_index; + val = s->cr_index; break; case 0x3b5: case 0x3d5: - if (cirrus_hook_read_cr(s, s->vga.cr_index, &val)) + if (cirrus_hook_read_cr(c, s->cr_index, &val)) break; - val = s->vga.cr[s->vga.cr_index]; + val = s->cr[s->cr_index]; #ifdef DEBUG_VGA_REG - printf("vga: read CR%x = 0x%02x\n", s->vga.cr_index, val); + printf("vga: read CR%x = 0x%02x\n", s->cr_index, val); #endif break; case 0x3ba: case 0x3da: /* just toggle to fool polling */ - val = s->vga.st01 = s->vga.retrace(&s->vga); - s->vga.ar_flip_flop = 0; + val = s->st01 = s->retrace(s); + s->ar_flip_flop = 0; break; default: val = 0x00; @@ -2761,11 +2762,12 @@ static uint32_t cirrus_vga_ioport_read(void *opaque, uint32_t addr) static void cirrus_vga_ioport_write(void *opaque, uint32_t addr, uint32_t val) { - CirrusVGAState *s = opaque; + CirrusVGAState *c = opaque; + VGACommonState *s = &c->vga; int index; /* check port range access depending on color/monochrome mode */ - if (vga_ioport_invalid(&s->vga, addr)) { + if (vga_ioport_invalid(s, addr)) { return; } #ifdef DEBUG_VGA @@ -2774,120 +2776,120 @@ static void cirrus_vga_ioport_write(void *opaque, uint32_t addr, uint32_t val) switch (addr) { case 0x3c0: - if (s->vga.ar_flip_flop == 0) { + if (s->ar_flip_flop == 0) { val &= 0x3f; - s->vga.ar_index = val; + s->ar_index = val; } else { - index = s->vga.ar_index & 0x1f; + index = s->ar_index & 0x1f; switch (index) { case 0x00 ... 0x0f: - s->vga.ar[index] = val & 0x3f; + s->ar[index] = val & 0x3f; break; case 0x10: - s->vga.ar[index] = val & ~0x10; + s->ar[index] = val & ~0x10; break; case 0x11: - s->vga.ar[index] = val; + s->ar[index] = val; break; case 0x12: - s->vga.ar[index] = val & ~0xc0; + s->ar[index] = val & ~0xc0; break; case 0x13: - s->vga.ar[index] = val & ~0xf0; + s->ar[index] = val & ~0xf0; break; case 0x14: - s->vga.ar[index] = val & ~0xf0; + s->ar[index] = val & ~0xf0; break; default: break; } } - s->vga.ar_flip_flop ^= 1; + s->ar_flip_flop ^= 1; break; case 0x3c2: - s->vga.msr = val & ~0x10; - s->vga.update_retrace_info(&s->vga); + s->msr = val & ~0x10; + s->update_retrace_info(s); break; case 0x3c4: - s->vga.sr_index = val; + s->sr_index = val; break; case 0x3c5: - if (cirrus_hook_write_sr(s, s->vga.sr_index, val)) + if (cirrus_hook_write_sr(c, s->sr_index, val)) break; #ifdef DEBUG_VGA_REG - printf("vga: write SR%x = 0x%02x\n", s->vga.sr_index, val); + printf("vga: write SR%x = 0x%02x\n", s->sr_index, val); #endif - s->vga.sr[s->vga.sr_index] = val & sr_mask[s->vga.sr_index]; - if (s->vga.sr_index == 1) s->vga.update_retrace_info(&s->vga); + s->sr[s->sr_index] = val & sr_mask[s->sr_index]; + if (s->sr_index == 1) s->update_retrace_info(s); break; case 0x3c6: - cirrus_write_hidden_dac(s, val); + cirrus_write_hidden_dac(c, val); break; case 0x3c7: - s->vga.dac_read_index = val; - s->vga.dac_sub_index = 0; - s->vga.dac_state = 3; + s->dac_read_index = val; + s->dac_sub_index = 0; + s->dac_state = 3; break; case 0x3c8: - s->vga.dac_write_index = val; - s->vga.dac_sub_index = 0; - s->vga.dac_state = 0; + s->dac_write_index = val; + s->dac_sub_index = 0; + s->dac_state = 0; break; case 0x3c9: - if (cirrus_hook_write_palette(s, val)) + if (cirrus_hook_write_palette(c, val)) break; - s->vga.dac_cache[s->vga.dac_sub_index] = val; - if (++s->vga.dac_sub_index == 3) { - memcpy(&s->vga.palette[s->vga.dac_write_index * 3], s->vga.dac_cache, 3); - s->vga.dac_sub_index = 0; - s->vga.dac_write_index++; + s->dac_cache[s->dac_sub_index] = val; + if (++s->dac_sub_index == 3) { + memcpy(&s->palette[s->dac_write_index * 3], s->dac_cache, 3); + s->dac_sub_index = 0; + s->dac_write_index++; } break; case 0x3ce: - s->vga.gr_index = val; + s->gr_index = val; break; case 0x3cf: - if (cirrus_hook_write_gr(s, s->vga.gr_index, val)) + if (cirrus_hook_write_gr(c, s->gr_index, val)) break; #ifdef DEBUG_VGA_REG - printf("vga: write GR%x = 0x%02x\n", s->vga.gr_index, val); + printf("vga: write GR%x = 0x%02x\n", s->gr_index, val); #endif - s->vga.gr[s->vga.gr_index] = val & gr_mask[s->vga.gr_index]; + s->gr[s->gr_index] = val & gr_mask[s->gr_index]; break; case 0x3b4: case 0x3d4: - s->vga.cr_index = val; + s->cr_index = val; break; case 0x3b5: case 0x3d5: - if (cirrus_hook_write_cr(s, s->vga.cr_index, val)) + if (cirrus_hook_write_cr(c, s->cr_index, val)) break; #ifdef DEBUG_VGA_REG - printf("vga: write CR%x = 0x%02x\n", s->vga.cr_index, val); + printf("vga: write CR%x = 0x%02x\n", s->cr_index, val); #endif /* handle CR0-7 protection */ - if ((s->vga.cr[0x11] & 0x80) && s->vga.cr_index <= 7) { + if ((s->cr[0x11] & 0x80) && s->cr_index <= 7) { /* can always write bit 4 of CR7 */ - if (s->vga.cr_index == 7) - s->vga.cr[7] = (s->vga.cr[7] & ~0x10) | (val & 0x10); + if (s->cr_index == 7) + s->cr[7] = (s->cr[7] & ~0x10) | (val & 0x10); return; } - switch (s->vga.cr_index) { + switch (s->cr_index) { case 0x01: /* horizontal display end */ case 0x07: case 0x09: case 0x0c: case 0x0d: case 0x12: /* vertical display end */ - s->vga.cr[s->vga.cr_index] = val; + s->cr[s->cr_index] = val; break; default: - s->vga.cr[s->vga.cr_index] = val; + s->cr[s->cr_index] = val; break; } - switch(s->vga.cr_index) { + switch(s->cr_index) { case 0x00: case 0x04: case 0x05: @@ -2895,13 +2897,13 @@ static void cirrus_vga_ioport_write(void *opaque, uint32_t addr, uint32_t val) case 0x07: case 0x11: case 0x17: - s->vga.update_retrace_info(&s->vga); + s->update_retrace_info(s); break; } break; case 0x3ba: case 0x3da: - s->vga.fcr = val & 0x10; + s->fcr = val & 0x10; break; } } |