haraldwolff/qemu-patch-raspberry4
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Merge remote-tracking branch 'pmaydell/armhw-for-upstream' into staging

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This commit is contained in:
Anthony Liguori 2011-08-21 18:34:33 -05:00
parent 957f1f99f2 dc804ab776
commit f1a7104a5f
9 changed files with 416 additions and 137 deletions
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49
hw/arm_sysctl.c
View file

@ -17,6 +17,8 @@
typedef struct {
SysBusDevice busdev;
qemu_irq pl110_mux_ctrl;
uint32_t sys_id;
uint32_t leds;
uint16_t lockval;
@ -30,11 +32,12 @@ typedef struct {
uint32_t sys_cfgdata;
uint32_t sys_cfgctrl;
uint32_t sys_cfgstat;
uint32_t sys_clcd;
} arm_sysctl_state;
static const VMStateDescription vmstate_arm_sysctl = {
.name = "realview_sysctl",
.version_id = 2,
.version_id = 3,
.minimum_version_id = 1,
.fields = (VMStateField[]) {
VMSTATE_UINT32(leds, arm_sysctl_state),
@ -48,6 +51,7 @@ static const VMStateDescription vmstate_arm_sysctl = {
VMSTATE_UINT32_V(sys_cfgdata, arm_sysctl_state, 2),
VMSTATE_UINT32_V(sys_cfgctrl, arm_sysctl_state, 2),
VMSTATE_UINT32_V(sys_cfgstat, arm_sysctl_state, 2),
VMSTATE_UINT32_V(sys_clcd, arm_sysctl_state, 3),
VMSTATE_END_OF_LIST()
}
};
@ -78,6 +82,13 @@ static void arm_sysctl_reset(DeviceState *d)
s->cfgdata2 = 0;
s->flags = 0;
s->resetlevel = 0;
if (board_id(s) == BOARD_ID_VEXPRESS) {
/* On VExpress this register will RAZ/WI */
s->sys_clcd = 0;
} else {
/* All others: CLCDID 0x1f, indicating VGA */
s->sys_clcd = 0x1f00;
}
}
static uint32_t arm_sysctl_read(void *opaque, target_phys_addr_t offset)
@ -124,7 +135,7 @@ static uint32_t arm_sysctl_read(void *opaque, target_phys_addr_t offset)
case 0x4c: /* FLASH */
return 0;
case 0x50: /* CLCD */
return 0x1000;
return s->sys_clcd;
case 0x54: /* CLCDSER */
return 0;
case 0x58: /* BOOTCS */
@ -232,7 +243,39 @@ static void arm_sysctl_write(void *opaque, target_phys_addr_t offset,
/* nothing to do. */
break;
case 0x4c: /* FLASH */
break;
case 0x50: /* CLCD */
switch (board_id(s)) {
case BOARD_ID_PB926:
/* On 926 bits 13:8 are R/O, bits 1:0 control
* the mux that defines how to interpret the PL110
* graphics format, and other bits are r/w but we
* don't implement them to do anything.
*/
s->sys_clcd &= 0x3f00;
s->sys_clcd |= val & ~0x3f00;
qemu_set_irq(s->pl110_mux_ctrl, val & 3);
break;
case BOARD_ID_EB:
/* The EB is the same except that there is no mux since
* the EB has a PL111.
*/
s->sys_clcd &= 0x3f00;
s->sys_clcd |= val & ~0x3f00;
break;
case BOARD_ID_PBA8:
case BOARD_ID_PBX:
/* On PBA8 and PBX bit 7 is r/w and all other bits
* are either r/o or RAZ/WI.
*/
s->sys_clcd &= (1 << 7);
s->sys_clcd |= val & ~(1 << 7);
break;
case BOARD_ID_VEXPRESS:
default:
/* On VExpress this register is unimplemented and will RAZ/WI */
break;
}
case 0x54: /* CLCDSER */
case 0x64: /* DMAPSR0 */
case 0x68: /* DMAPSR1 */
@ -334,7 +377,7 @@ static int arm_sysctl_init1(SysBusDevice *dev)
DEVICE_NATIVE_ENDIAN);
sysbus_init_mmio(dev, 0x1000, iomemtype);
qdev_init_gpio_in(&s->busdev.qdev, arm_sysctl_gpio_set, 2);
/* ??? Save/restore. */
qdev_init_gpio_out(&s->busdev.qdev, &s->pl110_mux_ctrl, 1);
return 0;
}

181
hw/pl061.c
View file

@ -30,31 +30,62 @@ static const uint8_t pl061_id_luminary[12] =
typedef struct {
SysBusDevice busdev;
int locked;
uint8_t data;
uint8_t old_data;
uint8_t dir;
uint8_t isense;
uint8_t ibe;
uint8_t iev;
uint8_t im;
uint8_t istate;
uint8_t afsel;
uint8_t dr2r;
uint8_t dr4r;
uint8_t dr8r;
uint8_t odr;
uint8_t pur;
uint8_t pdr;
uint8_t slr;
uint8_t den;
uint8_t cr;
uint8_t float_high;
uint32_t locked;
uint32_t data;
uint32_t old_data;
uint32_t dir;
uint32_t isense;
uint32_t ibe;
uint32_t iev;
uint32_t im;
uint32_t istate;
uint32_t afsel;
uint32_t dr2r;
uint32_t dr4r;
uint32_t dr8r;
uint32_t odr;
uint32_t pur;
uint32_t pdr;
uint32_t slr;
uint32_t den;
uint32_t cr;
uint32_t float_high;
uint32_t amsel;
qemu_irq irq;
qemu_irq out[8];
const unsigned char *id;
} pl061_state;
static const VMStateDescription vmstate_pl061 = {
.name = "pl061",
.version_id = 2,
.minimum_version_id = 1,
.fields = (VMStateField[]) {
VMSTATE_UINT32(locked, pl061_state),
VMSTATE_UINT32(data, pl061_state),
VMSTATE_UINT32(old_data, pl061_state),
VMSTATE_UINT32(dir, pl061_state),
VMSTATE_UINT32(isense, pl061_state),
VMSTATE_UINT32(ibe, pl061_state),
VMSTATE_UINT32(iev, pl061_state),
VMSTATE_UINT32(im, pl061_state),
VMSTATE_UINT32(istate, pl061_state),
VMSTATE_UINT32(afsel, pl061_state),
VMSTATE_UINT32(dr2r, pl061_state),
VMSTATE_UINT32(dr4r, pl061_state),
VMSTATE_UINT32(dr8r, pl061_state),
VMSTATE_UINT32(odr, pl061_state),
VMSTATE_UINT32(pur, pl061_state),
VMSTATE_UINT32(pdr, pl061_state),
VMSTATE_UINT32(slr, pl061_state),
VMSTATE_UINT32(den, pl061_state),
VMSTATE_UINT32(cr, pl061_state),
VMSTATE_UINT32(float_high, pl061_state),
VMSTATE_UINT32_V(amsel, pl061_state, 2),
VMSTATE_END_OF_LIST()
}
};
static void pl061_update(pl061_state *s)
{
uint8_t changed;
@ -128,6 +159,8 @@ static uint32_t pl061_read(void *opaque, target_phys_addr_t offset)
return s->locked;
case 0x524: /* Commit */
return s->cr;
case 0x528: /* Analog mode select */
return s->amsel;
default:
hw_error("pl061_read: Bad offset %x\n", (int)offset);
return 0;
@ -148,19 +181,19 @@ static void pl061_write(void *opaque, target_phys_addr_t offset,
}
switch (offset) {
case 0x400: /* Direction */
s->dir = value;
s->dir = value & 0xff;
break;
case 0x404: /* Interrupt sense */
s->isense = value;
s->isense = value & 0xff;
break;
case 0x408: /* Interrupt both edges */
s->ibe = value;
s->ibe = value & 0xff;
break;
case 0x40c: /* Interrupt event */
s->iev = value;
s->iev = value & 0xff;
break;
case 0x410: /* Interrupt mask */
s->im = value;
s->im = value & 0xff;
break;
case 0x41c: /* Interrupt clear */
s->istate &= ~value;
@ -170,35 +203,38 @@ static void pl061_write(void *opaque, target_phys_addr_t offset,
s->afsel = (s->afsel & ~mask) | (value & mask);
break;
case 0x500: /* 2mA drive */
s->dr2r = value;
s->dr2r = value & 0xff;
break;
case 0x504: /* 4mA drive */
s->dr4r = value;
s->dr4r = value & 0xff;
break;
case 0x508: /* 8mA drive */
s->dr8r = value;
s->dr8r = value & 0xff;
break;
case 0x50c: /* Open drain */
s->odr = value;
s->odr = value & 0xff;
break;
case 0x510: /* Pull-up */
s->pur = value;
s->pur = value & 0xff;
break;
case 0x514: /* Pull-down */
s->pdr = value;
s->pdr = value & 0xff;
break;
case 0x518: /* Slew rate control */
s->slr = value;
s->slr = value & 0xff;
break;
case 0x51c: /* Digital enable */
s->den = value;
s->den = value & 0xff;
break;
case 0x520: /* Lock */
s->locked = (value != 0xacce551);
break;
case 0x524: /* Commit */
if (!s->locked)
s->cr = value;
s->cr = value & 0xff;
break;
case 0x528:
s->amsel = value & 0xff;
break;
default:
hw_error("pl061_write: Bad offset %x\n", (int)offset);
@ -238,62 +274,6 @@ static CPUWriteMemoryFunc * const pl061_writefn[] = {
pl061_write
};
static void pl061_save(QEMUFile *f, void *opaque)
{
pl061_state *s = (pl061_state *)opaque;
qemu_put_be32(f, s->locked);
qemu_put_be32(f, s->data);
qemu_put_be32(f, s->old_data);
qemu_put_be32(f, s->dir);
qemu_put_be32(f, s->isense);
qemu_put_be32(f, s->ibe);
qemu_put_be32(f, s->iev);
qemu_put_be32(f, s->im);
qemu_put_be32(f, s->istate);
qemu_put_be32(f, s->afsel);
qemu_put_be32(f, s->dr2r);
qemu_put_be32(f, s->dr4r);
qemu_put_be32(f, s->dr8r);
qemu_put_be32(f, s->odr);
qemu_put_be32(f, s->pur);
qemu_put_be32(f, s->pdr);
qemu_put_be32(f, s->slr);
qemu_put_be32(f, s->den);
qemu_put_be32(f, s->cr);
qemu_put_be32(f, s->float_high);
}
static int pl061_load(QEMUFile *f, void *opaque, int version_id)
{
pl061_state *s = (pl061_state *)opaque;
if (version_id != 1)
return -EINVAL;
s->locked = qemu_get_be32(f);
s->data = qemu_get_be32(f);
s->old_data = qemu_get_be32(f);
s->dir = qemu_get_be32(f);
s->isense = qemu_get_be32(f);
s->ibe = qemu_get_be32(f);
s->iev = qemu_get_be32(f);
s->im = qemu_get_be32(f);
s->istate = qemu_get_be32(f);
s->afsel = qemu_get_be32(f);
s->dr2r = qemu_get_be32(f);
s->dr4r = qemu_get_be32(f);
s->dr8r = qemu_get_be32(f);
s->odr = qemu_get_be32(f);
s->pur = qemu_get_be32(f);
s->pdr = qemu_get_be32(f);
s->slr = qemu_get_be32(f);
s->den = qemu_get_be32(f);
s->cr = qemu_get_be32(f);
s->float_high = qemu_get_be32(f);
return 0;
}
static int pl061_init(SysBusDevice *dev, const unsigned char *id)
{
int iomemtype;
@ -307,7 +287,6 @@ static int pl061_init(SysBusDevice *dev, const unsigned char *id)
qdev_init_gpio_in(&dev->qdev, pl061_set_irq, 8);
qdev_init_gpio_out(&dev->qdev, s->out, 8);
pl061_reset(s);
register_savevm(&dev->qdev, "pl061_gpio", -1, 1, pl061_save, pl061_load, s);
return 0;
}
@ -321,12 +300,24 @@ static int pl061_init_arm(SysBusDevice *dev)
return pl061_init(dev, pl061_id);
}
static SysBusDeviceInfo pl061_info = {
.init = pl061_init_arm,
.qdev.name = "pl061",
.qdev.size = sizeof(pl061_state),
.qdev.vmsd = &vmstate_pl061,
};
static SysBusDeviceInfo pl061_luminary_info = {
.init = pl061_init_luminary,
.qdev.name = "pl061_luminary",
.qdev.size = sizeof(pl061_state),
.qdev.vmsd = &vmstate_pl061,
};
static void pl061_register_devices(void)
{
sysbus_register_dev("pl061", sizeof(pl061_state),
pl061_init_arm);
sysbus_register_dev("pl061_luminary", sizeof(pl061_state),
pl061_init_luminary);
sysbus_register_withprop(&pl061_info);
sysbus_register_withprop(&pl061_luminary_info);
}
device_init(pl061_register_devices)

115
hw/pl110.c
View file

@ -24,15 +24,25 @@ enum pl110_bppmode
BPP_4,
BPP_8,
BPP_16,
BPP_32
BPP_32,
BPP_16_565, /* PL111 only */
BPP_12 /* PL111 only */
};
/* The Versatile/PB uses a slightly modified PL110 controller. */
enum pl110_version
{
PL110,
PL110_VERSATILE,
PL111
};
typedef struct {
SysBusDevice busdev;
DisplayState *ds;
/* The Versatile/PB uses a slightly modified PL110 controller. */
int versatile;
int version;
uint32_t timing[4];
uint32_t cr;
uint32_t upbase;
@ -43,6 +53,7 @@ typedef struct {
int rows;
enum pl110_bppmode bpp;
int invalidate;
uint32_t mux_ctrl;
uint32_t pallette[256];
uint32_t raw_pallette[128];
qemu_irq irq;
@ -50,10 +61,10 @@ typedef struct {
static const VMStateDescription vmstate_pl110 = {
.name = "pl110",
.version_id = 1,
.version_id = 2,
.minimum_version_id = 1,
.fields = (VMStateField[]) {
VMSTATE_INT32(versatile, pl110_state),
VMSTATE_INT32(version, pl110_state),
VMSTATE_UINT32_ARRAY(timing, pl110_state, 4),
VMSTATE_UINT32(cr, pl110_state),
VMSTATE_UINT32(upbase, pl110_state),
@ -66,6 +77,7 @@ static const VMStateDescription vmstate_pl110 = {
VMSTATE_INT32(invalidate, pl110_state),
VMSTATE_UINT32_ARRAY(pallette, pl110_state, 256),
VMSTATE_UINT32_ARRAY(raw_pallette, pl110_state, 128),
VMSTATE_UINT32_V(mux_ctrl, pl110_state, 2),
VMSTATE_END_OF_LIST()
}
};
@ -82,6 +94,17 @@ static const unsigned char pl110_versatile_id[] =
#define pl110_versatile_id pl110_id
#endif
static const unsigned char pl111_id[] = {
0x11, 0x11, 0x24, 0x00, 0x0d, 0xf0, 0x05, 0xb1
};
/* Indexed by pl110_version */
static const unsigned char *idregs[] = {
pl110_id,
pl110_versatile_id,
pl111_id
};
#include "pixel_ops.h"
#define BITS 8
@ -144,12 +167,40 @@ static void pl110_update_display(void *opaque)
if (s->cr & PL110_CR_BGR)
bpp_offset = 0;
else
bpp_offset = 18;
bpp_offset = 24;
if ((s->version != PL111) && (s->bpp == BPP_16)) {
/* The PL110's native 16 bit mode is 5551; however
* most boards with a PL110 implement an external
* mux which allows bits to be reshuffled to give
* 565 format. The mux is typically controlled by
* an external system register.
* This is controlled by a GPIO input pin
* so boards can wire it up to their register.
*
* The PL111 straightforwardly implements both
* 5551 and 565 under control of the bpp field
* in the LCDControl register.
*/
switch (s->mux_ctrl) {
case 3: /* 565 BGR */
bpp_offset = (BPP_16_565 - BPP_16);
break;
case 1: /* 5551 */
break;
case 0: /* 888; also if we have loaded vmstate from an old version */
case 2: /* 565 RGB */
default:
/* treat as 565 but honour BGR bit */
bpp_offset += (BPP_16_565 - BPP_16);
break;
}
}
if (s->cr & PL110_CR_BEBO)
fn = fntable[s->bpp + 6 + bpp_offset];
fn = fntable[s->bpp + 8 + bpp_offset];
else if (s->cr & PL110_CR_BEPO)
fn = fntable[s->bpp + 12 + bpp_offset];
fn = fntable[s->bpp + 16 + bpp_offset];
else
fn = fntable[s->bpp + bpp_offset];
@ -167,6 +218,8 @@ static void pl110_update_display(void *opaque)
case BPP_8:
break;
case BPP_16:
case BPP_16_565:
case BPP_12:
src_width <<= 1;
break;
case BPP_32:
@ -253,10 +306,7 @@ static uint32_t pl110_read(void *opaque, target_phys_addr_t offset)
pl110_state *s = (pl110_state *)opaque;
if (offset >= 0xfe0 && offset < 0x1000) {
if (s->versatile)
return pl110_versatile_id[(offset - 0xfe0) >> 2];
else
return pl110_id[(offset - 0xfe0) >> 2];
return idregs[s->version][(offset - 0xfe0) >> 2];
}
if (offset >= 0x200 && offset < 0x400) {
return s->raw_pallette[(offset - 0x200) >> 2];
@ -275,12 +325,14 @@ static uint32_t pl110_read(void *opaque, target_phys_addr_t offset)
case 5: /* LCDLPBASE */
return s->lpbase;
case 6: /* LCDIMSC */
if (s->versatile)
return s->cr;
if (s->version != PL110) {
return s->cr;
}
return s->int_mask;
case 7: /* LCDControl */
if (s->versatile)
return s->int_mask;
if (s->version != PL110) {
return s->int_mask;
}
return s->cr;
case 8: /* LCDRIS */
return s->int_status;
@ -337,15 +389,17 @@ static void pl110_write(void *opaque, target_phys_addr_t offset,
s->lpbase = val;
break;
case 6: /* LCDIMSC */
if (s->versatile)
if (s->version != PL110) {
goto control;
}
imsc:
s->int_mask = val;
pl110_update(s);
break;
case 7: /* LCDControl */
if (s->versatile)
if (s->version != PL110) {
goto imsc;
}
control:
s->cr = val;
s->bpp = (val >> 1) & 7;
@ -374,6 +428,12 @@ static CPUWriteMemoryFunc * const pl110_writefn[] = {
pl110_write
};
static void pl110_mux_ctrl_set(void *opaque, int line, int level)
{
pl110_state *s = (pl110_state *)opaque;
s->mux_ctrl = level;
}
static int pl110_init(SysBusDevice *dev)
{
pl110_state *s = FROM_SYSBUS(pl110_state, dev);
@ -384,6 +444,7 @@ static int pl110_init(SysBusDevice *dev)
DEVICE_NATIVE_ENDIAN);
sysbus_init_mmio(dev, 0x1000, iomemtype);
sysbus_init_irq(dev, &s->irq);
qdev_init_gpio_in(&s->busdev.qdev, pl110_mux_ctrl_set, 1);
s->ds = graphic_console_init(pl110_update_display,
pl110_invalidate_display,
NULL, NULL, s);
@ -393,7 +454,14 @@ static int pl110_init(SysBusDevice *dev)
static int pl110_versatile_init(SysBusDevice *dev)
{
pl110_state *s = FROM_SYSBUS(pl110_state, dev);
s->versatile = 1;
s->version = PL110_VERSATILE;
return pl110_init(dev);
}
static int pl111_init(SysBusDevice *dev)
{
pl110_state *s = FROM_SYSBUS(pl110_state, dev);
s->version = PL111;
return pl110_init(dev);
}
@ -413,10 +481,19 @@ static SysBusDeviceInfo pl110_versatile_info = {
.qdev.no_user = 1,
};
static SysBusDeviceInfo pl111_info = {
.init = pl111_init,
.qdev.name = "pl111",
.qdev.size = sizeof(pl110_state),
.qdev.vmsd = &vmstate_pl110,
.qdev.no_user = 1,
};
static void pl110_register_devices(void)
{
sysbus_register_withprop(&pl110_info);
sysbus_register_withprop(&pl110_versatile_info);
sysbus_register_withprop(&pl111_info);
}
device_init(pl110_register_devices)

102
hw/pl110_template.h
View file

@ -43,49 +43,61 @@
#include "pl110_template.h"
#undef BORDER
static drawfn glue(pl110_draw_fn_,BITS)[36] =
static drawfn glue(pl110_draw_fn_,BITS)[48] =
{
glue(pl110_draw_line1_lblp_bgr,BITS),
glue(pl110_draw_line2_lblp_bgr,BITS),
glue(pl110_draw_line4_lblp_bgr,BITS),
glue(pl110_draw_line8_lblp_bgr,BITS),
glue(pl110_draw_line16_lblp_bgr,BITS),
glue(pl110_draw_line16_555_lblp_bgr,BITS),
glue(pl110_draw_line32_lblp_bgr,BITS),
glue(pl110_draw_line16_lblp_bgr,BITS),
glue(pl110_draw_line12_lblp_bgr,BITS),
glue(pl110_draw_line1_bbbp_bgr,BITS),
glue(pl110_draw_line2_bbbp_bgr,BITS),
glue(pl110_draw_line4_bbbp_bgr,BITS),
glue(pl110_draw_line8_bbbp_bgr,BITS),
glue(pl110_draw_line16_bbbp_bgr,BITS),
glue(pl110_draw_line16_555_bbbp_bgr,BITS),
glue(pl110_draw_line32_bbbp_bgr,BITS),
glue(pl110_draw_line16_bbbp_bgr,BITS),
glue(pl110_draw_line12_bbbp_bgr,BITS),
glue(pl110_draw_line1_lbbp_bgr,BITS),
glue(pl110_draw_line2_lbbp_bgr,BITS),
glue(pl110_draw_line4_lbbp_bgr,BITS),
glue(pl110_draw_line8_lbbp_bgr,BITS),
glue(pl110_draw_line16_lbbp_bgr,BITS),
glue(pl110_draw_line16_555_lbbp_bgr,BITS),
glue(pl110_draw_line32_lbbp_bgr,BITS),
glue(pl110_draw_line16_lbbp_bgr,BITS),
glue(pl110_draw_line12_lbbp_bgr,BITS),
glue(pl110_draw_line1_lblp_rgb,BITS),
glue(pl110_draw_line2_lblp_rgb,BITS),
glue(pl110_draw_line4_lblp_rgb,BITS),
glue(pl110_draw_line8_lblp_rgb,BITS),
glue(pl110_draw_line16_lblp_rgb,BITS),
glue(pl110_draw_line16_555_lblp_rgb,BITS),
glue(pl110_draw_line32_lblp_rgb,BITS),
glue(pl110_draw_line16_lblp_rgb,BITS),
glue(pl110_draw_line12_lblp_rgb,BITS),
glue(pl110_draw_line1_bbbp_rgb,BITS),
glue(pl110_draw_line2_bbbp_rgb,BITS),
glue(pl110_draw_line4_bbbp_rgb,BITS),
glue(pl110_draw_line8_bbbp_rgb,BITS),
glue(pl110_draw_line16_bbbp_rgb,BITS),
glue(pl110_draw_line16_555_bbbp_rgb,BITS),
glue(pl110_draw_line32_bbbp_rgb,BITS),
glue(pl110_draw_line16_bbbp_rgb,BITS),
glue(pl110_draw_line12_bbbp_rgb,BITS),
glue(pl110_draw_line1_lbbp_rgb,BITS),
glue(pl110_draw_line2_lbbp_rgb,BITS),
glue(pl110_draw_line4_lbbp_rgb,BITS),
glue(pl110_draw_line8_lbbp_rgb,BITS),
glue(pl110_draw_line16_lbbp_rgb,BITS),
glue(pl110_draw_line16_555_lbbp_rgb,BITS),
glue(pl110_draw_line32_lbbp_rgb,BITS),
glue(pl110_draw_line16_lbbp_rgb,BITS),
glue(pl110_draw_line12_lbbp_rgb,BITS),
};
#undef BITS
@ -299,6 +311,82 @@ static void glue(pl110_draw_line32_,NAME)(void *opaque, uint8_t *d, const uint8_
}
}
static void glue(pl110_draw_line16_555_,NAME)(void *opaque, uint8_t *d, const uint8_t *src, int width, int deststep)
{
/* RGB 555 plus an intensity bit (which we ignore) */
uint32_t data;
unsigned int r, g, b;
while (width > 0) {
data = *(uint32_t *)src;
#ifdef SWAP_WORDS
data = bswap32(data);
#endif
#ifdef RGB
#define LSB r
#define MSB b
#else
#define LSB b
#define MSB r
#endif
LSB = (data & 0x1f) << 3;
data >>= 5;
g = (data & 0x1f) << 3;
data >>= 5;
MSB = (data & 0x1f) << 3;
data >>= 5;
COPY_PIXEL(d, glue(rgb_to_pixel,BITS)(r, g, b));
LSB = (data & 0x1f) << 3;
data >>= 5;
g = (data & 0x1f) << 3;
data >>= 5;
MSB = (data & 0x1f) << 3;
data >>= 6;
COPY_PIXEL(d, glue(rgb_to_pixel,BITS)(r, g, b));
#undef MSB
#undef LSB
width -= 2;
src += 4;
}
}
static void glue(pl110_draw_line12_,NAME)(void *opaque, uint8_t *d, const uint8_t *src, int width, int deststep)
{
/* RGB 444 with 4 bits of zeroes at the top of each halfword */
uint32_t data;
unsigned int r, g, b;
while (width > 0) {
data = *(uint32_t *)src;
#ifdef SWAP_WORDS
data = bswap32(data);
#endif
#ifdef RGB
#define LSB r
#define MSB b
#else
#define LSB b
#define MSB r
#endif
LSB = (data & 0xf) << 4;
data >>= 4;
g = (data & 0xf) << 4;
data >>= 4;
MSB = (data & 0xf) << 4;
data >>= 8;
COPY_PIXEL(d, glue(rgb_to_pixel,BITS)(r, g, b));
LSB = (data & 0xf) << 4;
data >>= 4;
g = (data & 0xf) << 4;
data >>= 4;
MSB = (data & 0xf) << 4;
data >>= 8;
COPY_PIXEL(d, glue(rgb_to_pixel,BITS)(r, g, b));
#undef MSB
#undef LSB
width -= 2;
src += 4;
}
}
#undef SWAP_PIXELS
#undef NAME
#undef SWAP_WORDS

2
hw/realview.c
View file

@ -251,7 +251,7 @@ static void realview_init(ram_addr_t ram_size,
sysbus_create_simple("pl061", 0x10014000, pic[7]);
gpio2 = sysbus_create_simple("pl061", 0x10015000, pic[8]);
sysbus_create_simple("pl110_versatile", 0x10020000, pic[23]);
sysbus_create_simple("pl111", 0x10020000, pic[23]);
dev = sysbus_create_varargs("pl181", 0x10005000, pic[17], pic[18], NULL);
/* Wire up MMC card detect and read-only signals. These have

72
hw/stellaris.c
View file

@ -332,6 +332,7 @@ typedef struct {
uint32_t int_mask;
uint32_t resc;
uint32_t rcc;
uint32_t rcc2;
uint32_t rcgc[3];
uint32_t scgc[3];
uint32_t dcgc[3];
@ -386,6 +387,32 @@ static uint32_t pllcfg_fury[16] = {
0xb11c /* 8.192 Mhz */
};
#define DID0_VER_MASK 0x70000000
#define DID0_VER_0 0x00000000
#define DID0_VER_1 0x10000000
#define DID0_CLASS_MASK 0x00FF0000
#define DID0_CLASS_SANDSTORM 0x00000000
#define DID0_CLASS_FURY 0x00010000
static int ssys_board_class(const ssys_state *s)
{
uint32_t did0 = s->board->did0;
switch (did0 & DID0_VER_MASK) {
case DID0_VER_0:
return DID0_CLASS_SANDSTORM;
case DID0_VER_1:
switch (did0 & DID0_CLASS_MASK) {
case DID0_CLASS_SANDSTORM:
case DID0_CLASS_FURY:
return did0 & DID0_CLASS_MASK;
}
/* for unknown classes, fall through */
default:
hw_error("ssys_board_class: Unknown class 0x%08x\n", did0);
}
}
static uint32_t ssys_read(void *opaque, target_phys_addr_t offset)
{
ssys_state *s = (ssys_state *)opaque;
@ -429,12 +456,18 @@ static uint32_t ssys_read(void *opaque, target_phys_addr_t offset)
{
int xtal;
xtal = (s->rcc >> 6) & 0xf;
if (s->board->did0 & (1 << 16)) {
switch (ssys_board_class(s)) {
case DID0_CLASS_FURY:
return pllcfg_fury[xtal];
} else {
case DID0_CLASS_SANDSTORM:
return pllcfg_sandstorm[xtal];
default:
hw_error("ssys_read: Unhandled class for PLLCFG read.\n");
return 0;
}
}
case 0x070: /* RCC2 */
return s->rcc2;
case 0x100: /* RCGC0 */
return s->rcgc[0];
case 0x104: /* RCGC1 */
@ -467,9 +500,21 @@ static uint32_t ssys_read(void *opaque, target_phys_addr_t offset)
}
}
static bool ssys_use_rcc2(ssys_state *s)
{
return (s->rcc2 >> 31) & 0x1;
}
/*
* Caculate the sys. clock period in ms.
*/
static void ssys_calculate_system_clock(ssys_state *s)
{
system_clock_scale = 5 * (((s->rcc >> 23) & 0xf) + 1);
if (ssys_use_rcc2(s)) {
system_clock_scale = 5 * (((s->rcc2 >> 23) & 0x3f) + 1);
} else {
system_clock_scale = 5 * (((s->rcc >> 23) & 0xf) + 1);
}
}
static void ssys_write(void *opaque, target_phys_addr_t offset, uint32_t value)
@ -505,6 +550,18 @@ static void ssys_write(void *opaque, target_phys_addr_t offset, uint32_t value)
s->rcc = value;
ssys_calculate_system_clock(s);
break;
case 0x070: /* RCC2 */
if (ssys_board_class(s) == DID0_CLASS_SANDSTORM) {
break;
}
if ((s->rcc2 & (1 << 13)) != 0 && (value & (1 << 13)) == 0) {
/* PLL enable. */
s->int_status |= (1 << 6);
}
s->rcc2 = value;
ssys_calculate_system_clock(s);
break;
case 0x100: /* RCGC0 */
s->rcgc[0] = value;
break;
@ -562,6 +619,12 @@ static void ssys_reset(void *opaque)
s->pborctl = 0x7ffd;
s->rcc = 0x078e3ac0;
if (ssys_board_class(s) == DID0_CLASS_SANDSTORM) {
s->rcc2 = 0;
} else {
s->rcc2 = 0x07802810;
}
s->rcgc[0] = 1;
s->scgc[0] = 1;
s->dcgc[0] = 1;
@ -578,7 +641,7 @@ static int stellaris_sys_post_load(void *opaque, int version_id)
static const VMStateDescription vmstate_stellaris_sys = {
.name = "stellaris_sys",
.version_id = 1,
.version_id = 2,
.minimum_version_id = 1,
.minimum_version_id_old = 1,
.post_load = stellaris_sys_post_load,
@ -589,6 +652,7 @@ static const VMStateDescription vmstate_stellaris_sys = {
VMSTATE_UINT32(int_status, ssys_state),
VMSTATE_UINT32(resc, ssys_state),
VMSTATE_UINT32(rcc, ssys_state),
VMSTATE_UINT32_V(rcc2, ssys_state, 2),
VMSTATE_UINT32_ARRAY(rcgc, ssys_state, 3),
VMSTATE_UINT32_ARRAY(scgc, ssys_state, 3),
VMSTATE_UINT32_ARRAY(dcgc, ssys_state, 3),

17
hw/syborg_fb.c
View file

@ -217,15 +217,24 @@ static void syborg_fb_update_display(void *opaque)
}
if (s->rgb) {
bpp_offset = 18;
bpp_offset = 24;
} else {
bpp_offset = 0;
}
if (s->endian) {
bpp_offset += 6;
bpp_offset += 8;
}
fn = fntable[s->bpp + bpp_offset];
/* Our bpp constants mostly match the PL110/PL111 but
* not for the 16 bit case
*/
switch (s->bpp) {
case BPP_SRC_16:
bpp_offset += 6;
break;
default:
bpp_offset += s->bpp;
}
fn = fntable[bpp_offset];
if (s->pitch) {
src_width = s->pitch;

13
hw/versatilepb.c
View file

@ -180,7 +180,7 @@ static void versatile_init(ram_addr_t ram_size,
qemu_irq *cpu_pic;
qemu_irq pic[32];
qemu_irq sic[32];
DeviceState *dev;
DeviceState *dev, *sysctl;
PCIBus *pci_bus;
NICInfo *nd;
int n;
@ -198,7 +198,12 @@ static void versatile_init(ram_addr_t ram_size,
/* SDRAM at address zero. */
cpu_register_physical_memory(0, ram_size, ram_offset | IO_MEM_RAM);
arm_sysctl_init(0x10000000, 0x41007004, 0x02000000);
sysctl = qdev_create(NULL, "realview_sysctl");
qdev_prop_set_uint32(sysctl, "sys_id", 0x41007004);
qdev_init_nofail(sysctl);
qdev_prop_set_uint32(sysctl, "proc_id", 0x02000000);
sysbus_mmio_map(sysbus_from_qdev(sysctl), 0, 0x10000000);
cpu_pic = arm_pic_init_cpu(env);
dev = sysbus_create_varargs("pl190", 0x10140000,
cpu_pic[0], cpu_pic[1], NULL);
@ -250,7 +255,9 @@ static void versatile_init(ram_addr_t ram_size,
/* The versatile/PB actually has a modified Color LCD controller
that includes hardware cursor support from the PL111. */
sysbus_create_simple("pl110_versatile", 0x10120000, pic[16]);
dev = sysbus_create_simple("pl110_versatile", 0x10120000, pic[16]);
/* Wire up the mux control signals from the SYS_CLCD register */
qdev_connect_gpio_out(sysctl, 0, qdev_get_gpio_in(dev, 0));
sysbus_create_varargs("pl181", 0x10005000, sic[22], sic[1], NULL);
sysbus_create_varargs("pl181", 0x1000b000, sic[23], sic[2], NULL);

2
hw/vexpress.c
View file

@ -150,7 +150,7 @@ static void vexpress_a9_init(ram_addr_t ram_size,
/* Daughterboard peripherals : 0x10020000 .. 0x20000000 */
/* 0x10020000 PL111 CLCD (daughterboard) */
sysbus_create_simple("pl110", 0x10020000, pic[44]);
sysbus_create_simple("pl111", 0x10020000, pic[44]);
/* 0x10060000 AXI RAM */
/* 0x100e0000 PL341 Dynamic Memory Controller */