#include "pci.h"
#include "console.h"
#include "vga_int.h"
-#include "kvm.h"
#include "loader.h"
/*
#define CIRRUS_PNPMMIO_SIZE 0x1000
-#define ABS(a) ((signed)(a) > 0 ? a : -a)
-
#define BLTUNSAFE(s) \
( \
( /* check dst is within bounds */ \
typedef struct CirrusVGAState {
VGACommonState vga;
- int cirrus_linear_io_addr;
- int cirrus_linear_bitblt_io_addr;
- int cirrus_mmio_io_addr;
+ MemoryRegion cirrus_linear_io;
+ MemoryRegion cirrus_linear_bitblt_io;
+ MemoryRegion cirrus_mmio_io;
+ MemoryRegion pci_bar;
+ bool linear_vram; /* vga.vram mapped over cirrus_linear_io */
+ MemoryRegion low_mem_container; /* container for 0xa0000-0xc0000 */
+ MemoryRegion low_mem; /* always mapped, overridden by: */
+ MemoryRegion *cirrus_bank[2]; /* aliases at 0xa0000-0xb0000 */
uint32_t cirrus_addr_mask;
uint32_t linear_mmio_mask;
uint8_t cirrus_shadow_gr0;
off_cur_end = (off_cur + bytesperline) & s->cirrus_addr_mask;
off_cur &= TARGET_PAGE_MASK;
while (off_cur < off_cur_end) {
- cpu_physical_memory_set_dirty(s->vga.vram_offset + off_cur);
+ memory_region_set_dirty(&s->vga.vram, off_cur);
off_cur += TARGET_PAGE_SIZE;
}
off_begin += off_pitch;
static void cirrus_do_copy(CirrusVGAState *s, int dst, int src, int w, int h)
{
- int sx, sy;
- int dx, dy;
- int width, height;
- int depth;
+ int sx = 0, sy = 0;
+ int dx = 0, dy = 0;
+ int depth = 0;
int notify = 0;
- depth = s->vga.get_bpp(&s->vga) / 8;
- s->vga.get_resolution(&s->vga, &width, &height);
-
- /* extra x, y */
- sx = (src % ABS(s->cirrus_blt_srcpitch)) / depth;
- sy = (src / ABS(s->cirrus_blt_srcpitch));
- dx = (dst % ABS(s->cirrus_blt_dstpitch)) / depth;
- dy = (dst / ABS(s->cirrus_blt_dstpitch));
-
- /* normalize width */
- w /= depth;
-
- /* if we're doing a backward copy, we have to adjust
- our x/y to be the upper left corner (instead of the lower
- right corner) */
- if (s->cirrus_blt_dstpitch < 0) {
- sx -= (s->cirrus_blt_width / depth) - 1;
- dx -= (s->cirrus_blt_width / depth) - 1;
- sy -= s->cirrus_blt_height - 1;
- dy -= s->cirrus_blt_height - 1;
- }
+ /* make sure to only copy if it's a plain copy ROP */
+ if (*s->cirrus_rop == cirrus_bitblt_rop_fwd_src ||
+ *s->cirrus_rop == cirrus_bitblt_rop_bkwd_src) {
- /* are we in the visible portion of memory? */
- if (sx >= 0 && sy >= 0 && dx >= 0 && dy >= 0 &&
- (sx + w) <= width && (sy + h) <= height &&
- (dx + w) <= width && (dy + h) <= height) {
- notify = 1;
- }
+ int width, height;
+
+ depth = s->vga.get_bpp(&s->vga) / 8;
+ s->vga.get_resolution(&s->vga, &width, &height);
+
+ /* extra x, y */
+ sx = (src % ABS(s->cirrus_blt_srcpitch)) / depth;
+ sy = (src / ABS(s->cirrus_blt_srcpitch));
+ dx = (dst % ABS(s->cirrus_blt_dstpitch)) / depth;
+ dy = (dst / ABS(s->cirrus_blt_dstpitch));
+
+ /* normalize width */
+ w /= depth;
+
+ /* if we're doing a backward copy, we have to adjust
+ our x/y to be the upper left corner (instead of the lower
+ right corner) */
+ if (s->cirrus_blt_dstpitch < 0) {
+ sx -= (s->cirrus_blt_width / depth) - 1;
+ dx -= (s->cirrus_blt_width / depth) - 1;
+ sy -= s->cirrus_blt_height - 1;
+ dy -= s->cirrus_blt_height - 1;
+ }
- /* make to sure only copy if it's a plain copy ROP */
- if (*s->cirrus_rop != cirrus_bitblt_rop_fwd_src &&
- *s->cirrus_rop != cirrus_bitblt_rop_bkwd_src)
- notify = 0;
+ /* are we in the visible portion of memory? */
+ if (sx >= 0 && sy >= 0 && dx >= 0 && dy >= 0 &&
+ (sx + w) <= width && (sy + h) <= height &&
+ (dx + w) <= width && (dy + h) <= height) {
+ notify = 1;
+ }
+ }
/* we have to flush all pending changes so that the copy
is generated at the appropriate moment in time */
}
if (limit > 0) {
- /* Thinking about changing bank base? First, drop the dirty bitmap information
- * on the current location, otherwise we lose this pointer forever */
- if (s->vga.lfb_vram_mapped) {
- target_phys_addr_t base_addr = isa_mem_base + 0xa0000 + bank_index * 0x8000;
- cpu_physical_sync_dirty_bitmap(base_addr, base_addr + 0x8000);
- }
s->cirrus_bank_base[bank_index] = offset;
s->cirrus_bank_limit[bank_index] = limit;
} else {
val <<= 1;
dst++;
}
- cpu_physical_memory_set_dirty(s->vga.vram_offset + offset);
- cpu_physical_memory_set_dirty(s->vga.vram_offset + offset + 7);
+ memory_region_set_dirty(&s->vga.vram, offset);
+ memory_region_set_dirty(&s->vga.vram, offset + 7);
}
static void cirrus_mem_writeb_mode4and5_16bpp(CirrusVGAState * s,
val <<= 1;
dst += 2;
}
- cpu_physical_memory_set_dirty(s->vga.vram_offset + offset);
- cpu_physical_memory_set_dirty(s->vga.vram_offset + offset + 15);
+ memory_region_set_dirty(&s->vga.vram, offset);
+ memory_region_set_dirty(&s->vga.vram, offset + 15);
}
/***************************************
*
***************************************/
-static uint32_t cirrus_vga_mem_readb(void *opaque, target_phys_addr_t addr)
+static uint64_t cirrus_vga_mem_read(void *opaque,
+ target_phys_addr_t addr,
+ uint32_t size)
{
CirrusVGAState *s = opaque;
unsigned bank_index;
uint32_t val;
if ((s->vga.sr[0x07] & 0x01) == 0) {
- return vga_mem_readb(s, addr);
+ return vga_mem_readb(&s->vga, addr);
}
- addr &= 0x1ffff;
-
if (addr < 0x10000) {
/* XXX handle bitblt */
/* video memory */
return val;
}
-static uint32_t cirrus_vga_mem_readw(void *opaque, target_phys_addr_t addr)
-{
- uint32_t v;
-#ifdef TARGET_WORDS_BIGENDIAN
- v = cirrus_vga_mem_readb(opaque, addr) << 8;
- v |= cirrus_vga_mem_readb(opaque, addr + 1);
-#else
- v = cirrus_vga_mem_readb(opaque, addr);
- v |= cirrus_vga_mem_readb(opaque, addr + 1) << 8;
-#endif
- return v;
-}
-
-static uint32_t cirrus_vga_mem_readl(void *opaque, target_phys_addr_t addr)
-{
- uint32_t v;
-#ifdef TARGET_WORDS_BIGENDIAN
- v = cirrus_vga_mem_readb(opaque, addr) << 24;
- v |= cirrus_vga_mem_readb(opaque, addr + 1) << 16;
- v |= cirrus_vga_mem_readb(opaque, addr + 2) << 8;
- v |= cirrus_vga_mem_readb(opaque, addr + 3);
-#else
- v = cirrus_vga_mem_readb(opaque, addr);
- v |= cirrus_vga_mem_readb(opaque, addr + 1) << 8;
- v |= cirrus_vga_mem_readb(opaque, addr + 2) << 16;
- v |= cirrus_vga_mem_readb(opaque, addr + 3) << 24;
-#endif
- return v;
-}
-
-static void cirrus_vga_mem_writeb(void *opaque, target_phys_addr_t addr,
- uint32_t mem_value)
+static void cirrus_vga_mem_write(void *opaque,
+ target_phys_addr_t addr,
+ uint64_t mem_value,
+ uint32_t size)
{
CirrusVGAState *s = opaque;
unsigned bank_index;
unsigned mode;
if ((s->vga.sr[0x07] & 0x01) == 0) {
- vga_mem_writeb(s, addr, mem_value);
+ vga_mem_writeb(&s->vga, addr, mem_value);
return;
}
- addr &= 0x1ffff;
-
if (addr < 0x10000) {
if (s->cirrus_srcptr != s->cirrus_srcptr_end) {
/* bitblt */
mode = s->vga.gr[0x05] & 0x7;
if (mode < 4 || mode > 5 || ((s->vga.gr[0x0B] & 0x4) == 0)) {
*(s->vga.vram_ptr + bank_offset) = mem_value;
- cpu_physical_memory_set_dirty(s->vga.vram_offset +
- bank_offset);
+ memory_region_set_dirty(&s->vga.vram, bank_offset);
} else {
if ((s->vga.gr[0x0B] & 0x14) != 0x14) {
cirrus_mem_writeb_mode4and5_8bpp(s, mode,
}
}
-static void cirrus_vga_mem_writew(void *opaque, target_phys_addr_t addr, uint32_t val)
-{
-#ifdef TARGET_WORDS_BIGENDIAN
- cirrus_vga_mem_writeb(opaque, addr, (val >> 8) & 0xff);
- cirrus_vga_mem_writeb(opaque, addr + 1, val & 0xff);
-#else
- cirrus_vga_mem_writeb(opaque, addr, val & 0xff);
- cirrus_vga_mem_writeb(opaque, addr + 1, (val >> 8) & 0xff);
-#endif
-}
-
-static void cirrus_vga_mem_writel(void *opaque, target_phys_addr_t addr, uint32_t val)
-{
-#ifdef TARGET_WORDS_BIGENDIAN
- cirrus_vga_mem_writeb(opaque, addr, (val >> 24) & 0xff);
- cirrus_vga_mem_writeb(opaque, addr + 1, (val >> 16) & 0xff);
- cirrus_vga_mem_writeb(opaque, addr + 2, (val >> 8) & 0xff);
- cirrus_vga_mem_writeb(opaque, addr + 3, val & 0xff);
-#else
- cirrus_vga_mem_writeb(opaque, addr, val & 0xff);
- cirrus_vga_mem_writeb(opaque, addr + 1, (val >> 8) & 0xff);
- cirrus_vga_mem_writeb(opaque, addr + 2, (val >> 16) & 0xff);
- cirrus_vga_mem_writeb(opaque, addr + 3, (val >> 24) & 0xff);
-#endif
-}
-
-static CPUReadMemoryFunc * const cirrus_vga_mem_read[3] = {
- cirrus_vga_mem_readb,
- cirrus_vga_mem_readw,
- cirrus_vga_mem_readl,
-};
-
-static CPUWriteMemoryFunc * const cirrus_vga_mem_write[3] = {
- cirrus_vga_mem_writeb,
- cirrus_vga_mem_writew,
- cirrus_vga_mem_writel,
+static const MemoryRegionOps cirrus_vga_mem_ops = {
+ .read = cirrus_vga_mem_read,
+ .write = cirrus_vga_mem_write,
+ .endianness = DEVICE_LITTLE_ENDIAN,
+ .impl = {
+ .min_access_size = 1,
+ .max_access_size = 1,
+ },
};
/***************************************
*
***************************************/
-static uint32_t cirrus_linear_readb(void *opaque, target_phys_addr_t addr)
+static uint64_t cirrus_linear_read(void *opaque, target_phys_addr_t addr,
+ unsigned size)
{
CirrusVGAState *s = opaque;
uint32_t ret;
return ret;
}
-static uint32_t cirrus_linear_readw(void *opaque, target_phys_addr_t addr)
-{
- uint32_t v;
-#ifdef TARGET_WORDS_BIGENDIAN
- v = cirrus_linear_readb(opaque, addr) << 8;
- v |= cirrus_linear_readb(opaque, addr + 1);
-#else
- v = cirrus_linear_readb(opaque, addr);
- v |= cirrus_linear_readb(opaque, addr + 1) << 8;
-#endif
- return v;
-}
-
-static uint32_t cirrus_linear_readl(void *opaque, target_phys_addr_t addr)
-{
- uint32_t v;
-#ifdef TARGET_WORDS_BIGENDIAN
- v = cirrus_linear_readb(opaque, addr) << 24;
- v |= cirrus_linear_readb(opaque, addr + 1) << 16;
- v |= cirrus_linear_readb(opaque, addr + 2) << 8;
- v |= cirrus_linear_readb(opaque, addr + 3);
-#else
- v = cirrus_linear_readb(opaque, addr);
- v |= cirrus_linear_readb(opaque, addr + 1) << 8;
- v |= cirrus_linear_readb(opaque, addr + 2) << 16;
- v |= cirrus_linear_readb(opaque, addr + 3) << 24;
-#endif
- return v;
-}
-
-static void cirrus_linear_writeb(void *opaque, target_phys_addr_t addr,
- uint32_t val)
+static void cirrus_linear_write(void *opaque, target_phys_addr_t addr,
+ uint64_t val, unsigned size)
{
CirrusVGAState *s = opaque;
unsigned mode;
mode = s->vga.gr[0x05] & 0x7;
if (mode < 4 || mode > 5 || ((s->vga.gr[0x0B] & 0x4) == 0)) {
*(s->vga.vram_ptr + addr) = (uint8_t) val;
- cpu_physical_memory_set_dirty(s->vga.vram_offset + addr);
+ memory_region_set_dirty(&s->vga.vram, addr);
} else {
if ((s->vga.gr[0x0B] & 0x14) != 0x14) {
cirrus_mem_writeb_mode4and5_8bpp(s, mode, addr, val);
}
}
-static void cirrus_linear_writew(void *opaque, target_phys_addr_t addr,
- uint32_t val)
-{
-#ifdef TARGET_WORDS_BIGENDIAN
- cirrus_linear_writeb(opaque, addr, (val >> 8) & 0xff);
- cirrus_linear_writeb(opaque, addr + 1, val & 0xff);
-#else
- cirrus_linear_writeb(opaque, addr, val & 0xff);
- cirrus_linear_writeb(opaque, addr + 1, (val >> 8) & 0xff);
-#endif
-}
-
-static void cirrus_linear_writel(void *opaque, target_phys_addr_t addr,
- uint32_t val)
-{
-#ifdef TARGET_WORDS_BIGENDIAN
- cirrus_linear_writeb(opaque, addr, (val >> 24) & 0xff);
- cirrus_linear_writeb(opaque, addr + 1, (val >> 16) & 0xff);
- cirrus_linear_writeb(opaque, addr + 2, (val >> 8) & 0xff);
- cirrus_linear_writeb(opaque, addr + 3, val & 0xff);
-#else
- cirrus_linear_writeb(opaque, addr, val & 0xff);
- cirrus_linear_writeb(opaque, addr + 1, (val >> 8) & 0xff);
- cirrus_linear_writeb(opaque, addr + 2, (val >> 16) & 0xff);
- cirrus_linear_writeb(opaque, addr + 3, (val >> 24) & 0xff);
-#endif
-}
-
-
-static CPUReadMemoryFunc * const cirrus_linear_read[3] = {
- cirrus_linear_readb,
- cirrus_linear_readw,
- cirrus_linear_readl,
-};
-
-static CPUWriteMemoryFunc * const cirrus_linear_write[3] = {
- cirrus_linear_writeb,
- cirrus_linear_writew,
- cirrus_linear_writel,
-};
-
/***************************************
*
* system to screen memory access
***************************************/
-static uint32_t cirrus_linear_bitblt_readb(void *opaque, target_phys_addr_t addr)
+static uint64_t cirrus_linear_bitblt_read(void *opaque,
+ target_phys_addr_t addr,
+ unsigned size)
{
+ CirrusVGAState *s = opaque;
uint32_t ret;
/* XXX handle bitblt */
+ (void)s;
ret = 0xff;
return ret;
}
-static uint32_t cirrus_linear_bitblt_readw(void *opaque, target_phys_addr_t addr)
-{
- uint32_t v;
-#ifdef TARGET_WORDS_BIGENDIAN
- v = cirrus_linear_bitblt_readb(opaque, addr) << 8;
- v |= cirrus_linear_bitblt_readb(opaque, addr + 1);
-#else
- v = cirrus_linear_bitblt_readb(opaque, addr);
- v |= cirrus_linear_bitblt_readb(opaque, addr + 1) << 8;
-#endif
- return v;
-}
-
-static uint32_t cirrus_linear_bitblt_readl(void *opaque, target_phys_addr_t addr)
-{
- uint32_t v;
-#ifdef TARGET_WORDS_BIGENDIAN
- v = cirrus_linear_bitblt_readb(opaque, addr) << 24;
- v |= cirrus_linear_bitblt_readb(opaque, addr + 1) << 16;
- v |= cirrus_linear_bitblt_readb(opaque, addr + 2) << 8;
- v |= cirrus_linear_bitblt_readb(opaque, addr + 3);
-#else
- v = cirrus_linear_bitblt_readb(opaque, addr);
- v |= cirrus_linear_bitblt_readb(opaque, addr + 1) << 8;
- v |= cirrus_linear_bitblt_readb(opaque, addr + 2) << 16;
- v |= cirrus_linear_bitblt_readb(opaque, addr + 3) << 24;
-#endif
- return v;
-}
-
-static void cirrus_linear_bitblt_writeb(void *opaque, target_phys_addr_t addr,
- uint32_t val)
+static void cirrus_linear_bitblt_write(void *opaque,
+ target_phys_addr_t addr,
+ uint64_t val,
+ unsigned size)
{
CirrusVGAState *s = opaque;
}
}
-static void cirrus_linear_bitblt_writew(void *opaque, target_phys_addr_t addr,
- uint32_t val)
-{
-#ifdef TARGET_WORDS_BIGENDIAN
- cirrus_linear_bitblt_writeb(opaque, addr, (val >> 8) & 0xff);
- cirrus_linear_bitblt_writeb(opaque, addr + 1, val & 0xff);
-#else
- cirrus_linear_bitblt_writeb(opaque, addr, val & 0xff);
- cirrus_linear_bitblt_writeb(opaque, addr + 1, (val >> 8) & 0xff);
-#endif
-}
-
-static void cirrus_linear_bitblt_writel(void *opaque, target_phys_addr_t addr,
- uint32_t val)
-{
-#ifdef TARGET_WORDS_BIGENDIAN
- cirrus_linear_bitblt_writeb(opaque, addr, (val >> 24) & 0xff);
- cirrus_linear_bitblt_writeb(opaque, addr + 1, (val >> 16) & 0xff);
- cirrus_linear_bitblt_writeb(opaque, addr + 2, (val >> 8) & 0xff);
- cirrus_linear_bitblt_writeb(opaque, addr + 3, val & 0xff);
-#else
- cirrus_linear_bitblt_writeb(opaque, addr, val & 0xff);
- cirrus_linear_bitblt_writeb(opaque, addr + 1, (val >> 8) & 0xff);
- cirrus_linear_bitblt_writeb(opaque, addr + 2, (val >> 16) & 0xff);
- cirrus_linear_bitblt_writeb(opaque, addr + 3, (val >> 24) & 0xff);
-#endif
-}
-
-
-static CPUReadMemoryFunc * const cirrus_linear_bitblt_read[3] = {
- cirrus_linear_bitblt_readb,
- cirrus_linear_bitblt_readw,
- cirrus_linear_bitblt_readl,
+static const MemoryRegionOps cirrus_linear_bitblt_io_ops = {
+ .read = cirrus_linear_bitblt_read,
+ .write = cirrus_linear_bitblt_write,
+ .endianness = DEVICE_LITTLE_ENDIAN,
+ .impl = {
+ .min_access_size = 1,
+ .max_access_size = 1,
+ },
};
-static CPUWriteMemoryFunc * const cirrus_linear_bitblt_write[3] = {
- cirrus_linear_bitblt_writeb,
- cirrus_linear_bitblt_writew,
- cirrus_linear_bitblt_writel,
-};
-
-static void map_linear_vram(CirrusVGAState *s)
+static void unmap_bank(CirrusVGAState *s, unsigned bank)
{
- if (!s->vga.map_addr && s->vga.lfb_addr && s->vga.lfb_end) {
- s->vga.map_addr = s->vga.lfb_addr;
- s->vga.map_end = s->vga.lfb_end;
- cpu_register_physical_memory(s->vga.map_addr, s->vga.map_end - s->vga.map_addr, s->vga.vram_offset);
+ if (s->cirrus_bank[bank]) {
+ memory_region_del_subregion(&s->low_mem_container,
+ s->cirrus_bank[bank]);
+ memory_region_destroy(s->cirrus_bank[bank]);
+ g_free(s->cirrus_bank[bank]);
+ s->cirrus_bank[bank] = NULL;
}
+}
- if (!s->vga.map_addr)
- return;
-
- s->vga.lfb_vram_mapped = 0;
+static void map_linear_vram_bank(CirrusVGAState *s, unsigned bank)
+{
+ MemoryRegion *mr;
+ static const char *names[] = { "vga.bank0", "vga.bank1" };
if (!(s->cirrus_srcptr != s->cirrus_srcptr_end)
&& !((s->vga.sr[0x07] & 0x01) == 0)
&& !((s->vga.gr[0x0B] & 0x14) == 0x14)
&& !(s->vga.gr[0x0B] & 0x02)) {
- cpu_register_physical_memory(isa_mem_base + 0xa0000, 0x8000,
- (s->vga.vram_offset + s->cirrus_bank_base[0]) | IO_MEM_RAM);
- cpu_register_physical_memory(isa_mem_base + 0xa8000, 0x8000,
- (s->vga.vram_offset + s->cirrus_bank_base[1]) | IO_MEM_RAM);
-
- s->vga.lfb_vram_mapped = 1;
- }
- else {
- cpu_register_physical_memory(isa_mem_base + 0xa0000, 0x20000,
- s->vga.vga_io_memory);
+ mr = g_malloc(sizeof(*mr));
+ memory_region_init_alias(mr, names[bank], &s->vga.vram,
+ s->cirrus_bank_base[bank], 0x8000);
+ memory_region_add_subregion_overlap(
+ &s->low_mem_container,
+ 0x8000 * bank,
+ mr,
+ 1);
+ unmap_bank(s, bank);
+ s->cirrus_bank[bank] = mr;
+ } else {
+ unmap_bank(s, bank);
}
+}
- vga_dirty_log_start(&s->vga);
+static void map_linear_vram(CirrusVGAState *s)
+{
+ if (s->bustype == CIRRUS_BUSTYPE_PCI && !s->linear_vram) {
+ s->linear_vram = true;
+ memory_region_add_subregion_overlap(&s->pci_bar, 0, &s->vga.vram, 1);
+ }
+ map_linear_vram_bank(s, 0);
+ map_linear_vram_bank(s, 1);
}
static void unmap_linear_vram(CirrusVGAState *s)
{
- if (s->vga.map_addr && s->vga.lfb_addr && s->vga.lfb_end) {
- s->vga.map_addr = s->vga.map_end = 0;
- cpu_register_physical_memory(s->vga.lfb_addr, s->vga.vram_size,
- s->cirrus_linear_io_addr);
+ if (s->bustype == CIRRUS_BUSTYPE_PCI && s->linear_vram) {
+ s->linear_vram = false;
+ memory_region_del_subregion(&s->pci_bar, &s->vga.vram);
}
- cpu_register_physical_memory(isa_mem_base + 0xa0000, 0x20000,
- s->vga.vga_io_memory);
+ unmap_bank(s, 0);
+ unmap_bank(s, 1);
}
/* Compute the memory access functions */
{
unsigned mode;
+ memory_region_transaction_begin();
if ((s->vga.sr[0x17] & 0x44) == 0x44) {
goto generic_io;
} else if (s->cirrus_srcptr != s->cirrus_srcptr_end) {
unmap_linear_vram(s);
}
}
+ memory_region_transaction_commit();
}
*
***************************************/
-static uint32_t cirrus_mmio_readb(void *opaque, target_phys_addr_t addr)
+static uint64_t cirrus_mmio_read(void *opaque, target_phys_addr_t addr,
+ unsigned size)
{
CirrusVGAState *s = opaque;
- addr &= CIRRUS_PNPMMIO_SIZE - 1;
-
if (addr >= 0x100) {
return cirrus_mmio_blt_read(s, addr - 0x100);
} else {
}
}
-static uint32_t cirrus_mmio_readw(void *opaque, target_phys_addr_t addr)
-{
- uint32_t v;
-#ifdef TARGET_WORDS_BIGENDIAN
- v = cirrus_mmio_readb(opaque, addr) << 8;
- v |= cirrus_mmio_readb(opaque, addr + 1);
-#else
- v = cirrus_mmio_readb(opaque, addr);
- v |= cirrus_mmio_readb(opaque, addr + 1) << 8;
-#endif
- return v;
-}
-
-static uint32_t cirrus_mmio_readl(void *opaque, target_phys_addr_t addr)
-{
- uint32_t v;
-#ifdef TARGET_WORDS_BIGENDIAN
- v = cirrus_mmio_readb(opaque, addr) << 24;
- v |= cirrus_mmio_readb(opaque, addr + 1) << 16;
- v |= cirrus_mmio_readb(opaque, addr + 2) << 8;
- v |= cirrus_mmio_readb(opaque, addr + 3);
-#else
- v = cirrus_mmio_readb(opaque, addr);
- v |= cirrus_mmio_readb(opaque, addr + 1) << 8;
- v |= cirrus_mmio_readb(opaque, addr + 2) << 16;
- v |= cirrus_mmio_readb(opaque, addr + 3) << 24;
-#endif
- return v;
-}
-
-static void cirrus_mmio_writeb(void *opaque, target_phys_addr_t addr,
- uint32_t val)
+static void cirrus_mmio_write(void *opaque, target_phys_addr_t addr,
+ uint64_t val, unsigned size)
{
CirrusVGAState *s = opaque;
- addr &= CIRRUS_PNPMMIO_SIZE - 1;
-
if (addr >= 0x100) {
cirrus_mmio_blt_write(s, addr - 0x100, val);
} else {
}
}
-static void cirrus_mmio_writew(void *opaque, target_phys_addr_t addr,
- uint32_t val)
-{
-#ifdef TARGET_WORDS_BIGENDIAN
- cirrus_mmio_writeb(opaque, addr, (val >> 8) & 0xff);
- cirrus_mmio_writeb(opaque, addr + 1, val & 0xff);
-#else
- cirrus_mmio_writeb(opaque, addr, val & 0xff);
- cirrus_mmio_writeb(opaque, addr + 1, (val >> 8) & 0xff);
-#endif
-}
-
-static void cirrus_mmio_writel(void *opaque, target_phys_addr_t addr,
- uint32_t val)
-{
-#ifdef TARGET_WORDS_BIGENDIAN
- cirrus_mmio_writeb(opaque, addr, (val >> 24) & 0xff);
- cirrus_mmio_writeb(opaque, addr + 1, (val >> 16) & 0xff);
- cirrus_mmio_writeb(opaque, addr + 2, (val >> 8) & 0xff);
- cirrus_mmio_writeb(opaque, addr + 3, val & 0xff);
-#else
- cirrus_mmio_writeb(opaque, addr, val & 0xff);
- cirrus_mmio_writeb(opaque, addr + 1, (val >> 8) & 0xff);
- cirrus_mmio_writeb(opaque, addr + 2, (val >> 16) & 0xff);
- cirrus_mmio_writeb(opaque, addr + 3, (val >> 24) & 0xff);
-#endif
-}
-
-
-static CPUReadMemoryFunc * const cirrus_mmio_read[3] = {
- cirrus_mmio_readb,
- cirrus_mmio_readw,
- cirrus_mmio_readl,
-};
-
-static CPUWriteMemoryFunc * const cirrus_mmio_write[3] = {
- cirrus_mmio_writeb,
- cirrus_mmio_writew,
- cirrus_mmio_writel,
+static const MemoryRegionOps cirrus_mmio_io_ops = {
+ .read = cirrus_mmio_read,
+ .write = cirrus_mmio_write,
+ .endianness = DEVICE_LITTLE_ENDIAN,
+ .impl = {
+ .min_access_size = 1,
+ .max_access_size = 1,
+ },
};
/* load/save state */
s->cirrus_hidden_dac_data = 0;
}
-static void cirrus_init_common(CirrusVGAState * s, int device_id, int is_pci)
+static const MemoryRegionOps cirrus_linear_io_ops = {
+ .read = cirrus_linear_read,
+ .write = cirrus_linear_write,
+ .endianness = DEVICE_LITTLE_ENDIAN,
+ .impl = {
+ .min_access_size = 1,
+ .max_access_size = 1,
+ },
+};
+
+static void cirrus_init_common(CirrusVGAState * s, int device_id, int is_pci,
+ MemoryRegion *system_memory)
{
int i;
static int inited;
register_ioport_read(0x3ba, 1, 1, cirrus_vga_ioport_read, s);
register_ioport_read(0x3da, 1, 1, cirrus_vga_ioport_read, s);
- s->vga.vga_io_memory = cpu_register_io_memory(cirrus_vga_mem_read,
- cirrus_vga_mem_write, s,
- DEVICE_NATIVE_ENDIAN);
- cpu_register_physical_memory(isa_mem_base + 0x000a0000, 0x20000,
- s->vga.vga_io_memory);
- qemu_register_coalesced_mmio(isa_mem_base + 0x000a0000, 0x20000);
+ memory_region_init(&s->low_mem_container,
+ "cirrus-lowmem-container",
+ 0x20000);
+
+ memory_region_init_io(&s->low_mem, &cirrus_vga_mem_ops, s,
+ "cirrus-low-memory", 0x20000);
+ memory_region_add_subregion(&s->low_mem_container, 0, &s->low_mem);
+ memory_region_add_subregion_overlap(system_memory,
+ isa_mem_base + 0x000a0000,
+ &s->low_mem_container,
+ 1);
+ memory_region_set_coalescing(&s->low_mem);
/* I/O handler for LFB */
- s->cirrus_linear_io_addr =
- cpu_register_io_memory(cirrus_linear_read, cirrus_linear_write, s,
- DEVICE_NATIVE_ENDIAN);
+ memory_region_init_io(&s->cirrus_linear_io, &cirrus_linear_io_ops, s,
+ "cirrus-linear-io", VGA_RAM_SIZE);
/* I/O handler for LFB */
- s->cirrus_linear_bitblt_io_addr =
- cpu_register_io_memory(cirrus_linear_bitblt_read,
- cirrus_linear_bitblt_write, s,
- DEVICE_NATIVE_ENDIAN);
+ memory_region_init_io(&s->cirrus_linear_bitblt_io,
+ &cirrus_linear_bitblt_io_ops,
+ s,
+ "cirrus-bitblt-mmio",
+ 0x400000);
/* I/O handler for memory-mapped I/O */
- s->cirrus_mmio_io_addr =
- cpu_register_io_memory(cirrus_mmio_read, cirrus_mmio_write, s,
- DEVICE_NATIVE_ENDIAN);
+ memory_region_init_io(&s->cirrus_mmio_io, &cirrus_mmio_io_ops, s,
+ "cirrus-mmio", CIRRUS_PNPMMIO_SIZE);
s->real_vram_size =
(s->device_id == CIRRUS_ID_CLGD5446) ? 4096 * 1024 : 2048 * 1024;
s->vga.cursor_draw_line = cirrus_cursor_draw_line;
qemu_register_reset(cirrus_reset, s);
- cirrus_reset(s);
}
/***************************************
*
***************************************/
-void isa_cirrus_vga_init(void)
+void isa_cirrus_vga_init(MemoryRegion *system_memory)
{
CirrusVGAState *s;
- s = qemu_mallocz(sizeof(CirrusVGAState));
+ s = g_malloc0(sizeof(CirrusVGAState));
vga_common_init(&s->vga, VGA_RAM_SIZE);
- cirrus_init_common(s, CIRRUS_ID_CLGD5430, 0);
+ cirrus_init_common(s, CIRRUS_ID_CLGD5430, 0, system_memory);
s->vga.ds = graphic_console_init(s->vga.update, s->vga.invalidate,
s->vga.screen_dump, s->vga.text_update,
&s->vga);
*
***************************************/
-static void cirrus_pci_lfb_map(PCIDevice *d, int region_num,
- pcibus_t addr, pcibus_t size, int type)
-{
- CirrusVGAState *s = &DO_UPCAST(PCICirrusVGAState, dev, d)->cirrus_vga;
-
- /* XXX: add byte swapping apertures */
- cpu_register_physical_memory(addr, s->vga.vram_size,
- s->cirrus_linear_io_addr);
- cpu_register_physical_memory(addr + 0x1000000, 0x400000,
- s->cirrus_linear_bitblt_io_addr);
-
- s->vga.map_addr = s->vga.map_end = 0;
- s->vga.lfb_addr = addr & TARGET_PAGE_MASK;
- s->vga.lfb_end = ((addr + VGA_RAM_SIZE) + TARGET_PAGE_SIZE - 1) & TARGET_PAGE_MASK;
- /* account for overflow */
- if (s->vga.lfb_end < addr + VGA_RAM_SIZE)
- s->vga.lfb_end = addr + VGA_RAM_SIZE;
-
- vga_dirty_log_start(&s->vga);
-}
-
-static void cirrus_pci_mmio_map(PCIDevice *d, int region_num,
- pcibus_t addr, pcibus_t size, int type)
-{
- CirrusVGAState *s = &DO_UPCAST(PCICirrusVGAState, dev, d)->cirrus_vga;
-
- cpu_register_physical_memory(addr, CIRRUS_PNPMMIO_SIZE,
- s->cirrus_mmio_io_addr);
-}
-
-static void pci_cirrus_write_config(PCIDevice *d,
- uint32_t address, uint32_t val, int len)
-{
- PCICirrusVGAState *pvs = DO_UPCAST(PCICirrusVGAState, dev, d);
- CirrusVGAState *s = &pvs->cirrus_vga;
-
- pci_default_write_config(d, address, val, len);
- if (s->vga.map_addr && d->io_regions[0].addr == PCI_BAR_UNMAPPED)
- s->vga.map_addr = 0;
- cirrus_update_memory_access(s);
-}
-
static int pci_cirrus_vga_initfn(PCIDevice *dev)
{
PCICirrusVGAState *d = DO_UPCAST(PCICirrusVGAState, dev, dev);
CirrusVGAState *s = &d->cirrus_vga;
- uint8_t *pci_conf = d->dev.config;
- int device_id = CIRRUS_ID_CLGD5446;
+ PCIDeviceInfo *info = DO_UPCAST(PCIDeviceInfo, qdev, dev->qdev.info);
+ int16_t device_id = info->device_id;
/* setup VGA */
vga_common_init(&s->vga, VGA_RAM_SIZE);
- cirrus_init_common(s, device_id, 1);
+ cirrus_init_common(s, device_id, 1, pci_address_space(dev));
s->vga.ds = graphic_console_init(s->vga.update, s->vga.invalidate,
s->vga.screen_dump, s->vga.text_update,
&s->vga);
/* setup PCI */
- pci_config_set_vendor_id(pci_conf, PCI_VENDOR_ID_CIRRUS);
- pci_config_set_device_id(pci_conf, device_id);
- pci_config_set_class(pci_conf, PCI_CLASS_DISPLAY_VGA);
+
+ memory_region_init(&s->pci_bar, "cirrus-pci-bar0", 0x2000000);
+
+ /* XXX: add byte swapping apertures */
+ memory_region_add_subregion(&s->pci_bar, 0, &s->cirrus_linear_io);
+ memory_region_add_subregion(&s->pci_bar, 0x1000000,
+ &s->cirrus_linear_bitblt_io);
/* setup memory space */
/* memory #0 LFB */
/* memory #1 memory-mapped I/O */
/* XXX: s->vga.vram_size must be a power of two */
- pci_register_bar(&d->dev, 0, 0x2000000,
- PCI_BASE_ADDRESS_MEM_PREFETCH, cirrus_pci_lfb_map);
+ pci_register_bar(&d->dev, 0, PCI_BASE_ADDRESS_MEM_PREFETCH, &s->pci_bar);
if (device_id == CIRRUS_ID_CLGD5446) {
- pci_register_bar(&d->dev, 1, CIRRUS_PNPMMIO_SIZE,
- PCI_BASE_ADDRESS_SPACE_MEMORY, cirrus_pci_mmio_map);
+ pci_register_bar(&d->dev, 1, 0, &s->cirrus_mmio_io);
}
return 0;
}
.qdev.desc = "Cirrus CLGD 54xx VGA",
.qdev.size = sizeof(PCICirrusVGAState),
.qdev.vmsd = &vmstate_pci_cirrus_vga,
+ .no_hotplug = 1,
.init = pci_cirrus_vga_initfn,
.romfile = VGABIOS_CIRRUS_FILENAME,
- .config_write = pci_cirrus_write_config,
+ .vendor_id = PCI_VENDOR_ID_CIRRUS,
+ .device_id = CIRRUS_ID_CLGD5446,
+ .class_id = PCI_CLASS_DISPLAY_VGA,
};
static void cirrus_vga_register(void)
projects / qemu.git / blobdiff