diff options
author | 2017-04-25 03:31:15 -0700 | |
---|---|---|
committer | 2017-05-22 06:48:08 +0000 | |
commit | bb756eebdac6fd24e8919e2c43f7d2c8c4091f59 (patch) | |
tree | ca11e03542edf2d8f631efeca5e1626d211107e3 /qemu/hw/display/pl110.c | |
parent | a14b48d18a9ed03ec191cf16b162206998a895ce (diff) |
Adding qemu as a submodule of KVMFORNFV
This Patch includes the changes to add qemu as a submodule to
kvmfornfv repo and make use of the updated latest qemu for the
execution of all testcase
Change-Id: I1280af507a857675c7f81d30c95255635667bdd7
Signed-off-by:RajithaY<rajithax.yerrumsetty@intel.com>
Diffstat (limited to 'qemu/hw/display/pl110.c')
-rw-r--r-- | qemu/hw/display/pl110.c | 539 |
1 files changed, 0 insertions, 539 deletions
diff --git a/qemu/hw/display/pl110.c b/qemu/hw/display/pl110.c deleted file mode 100644 index d589959f1..000000000 --- a/qemu/hw/display/pl110.c +++ /dev/null @@ -1,539 +0,0 @@ -/* - * Arm PrimeCell PL110 Color LCD Controller - * - * Copyright (c) 2005-2009 CodeSourcery. - * Written by Paul Brook - * - * This code is licensed under the GNU LGPL - */ - -#include "qemu/osdep.h" -#include "hw/sysbus.h" -#include "ui/console.h" -#include "framebuffer.h" -#include "ui/pixel_ops.h" - -#define PL110_CR_EN 0x001 -#define PL110_CR_BGR 0x100 -#define PL110_CR_BEBO 0x200 -#define PL110_CR_BEPO 0x400 -#define PL110_CR_PWR 0x800 - -enum pl110_bppmode -{ - BPP_1, - BPP_2, - BPP_4, - BPP_8, - BPP_16, - 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 -}; - -#define TYPE_PL110 "pl110" -#define PL110(obj) OBJECT_CHECK(PL110State, (obj), TYPE_PL110) - -typedef struct PL110State { - SysBusDevice parent_obj; - - MemoryRegion iomem; - MemoryRegionSection fbsection; - QemuConsole *con; - - int version; - uint32_t timing[4]; - uint32_t cr; - uint32_t upbase; - uint32_t lpbase; - uint32_t int_status; - uint32_t int_mask; - int cols; - int rows; - enum pl110_bppmode bpp; - int invalidate; - uint32_t mux_ctrl; - uint32_t palette[256]; - uint32_t raw_palette[128]; - qemu_irq irq; -} PL110State; - -static int vmstate_pl110_post_load(void *opaque, int version_id); - -static const VMStateDescription vmstate_pl110 = { - .name = "pl110", - .version_id = 2, - .minimum_version_id = 1, - .post_load = vmstate_pl110_post_load, - .fields = (VMStateField[]) { - VMSTATE_INT32(version, PL110State), - VMSTATE_UINT32_ARRAY(timing, PL110State, 4), - VMSTATE_UINT32(cr, PL110State), - VMSTATE_UINT32(upbase, PL110State), - VMSTATE_UINT32(lpbase, PL110State), - VMSTATE_UINT32(int_status, PL110State), - VMSTATE_UINT32(int_mask, PL110State), - VMSTATE_INT32(cols, PL110State), - VMSTATE_INT32(rows, PL110State), - VMSTATE_UINT32(bpp, PL110State), - VMSTATE_INT32(invalidate, PL110State), - VMSTATE_UINT32_ARRAY(palette, PL110State, 256), - VMSTATE_UINT32_ARRAY(raw_palette, PL110State, 128), - VMSTATE_UINT32_V(mux_ctrl, PL110State, 2), - VMSTATE_END_OF_LIST() - } -}; - -static const unsigned char pl110_id[] = -{ 0x10, 0x11, 0x04, 0x00, 0x0d, 0xf0, 0x05, 0xb1 }; - -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, - /* The ARM documentation (DDI0224C) says the CLCDC on the Versatile board - * has a different ID (0x93, 0x10, 0x04, 0x00, ...). However the hardware - * itself has the same ID values as a stock PL110, and guests (in - * particular Linux) rely on this. We emulate what the hardware does, - * rather than what the docs claim it ought to do. - */ - pl110_id, - pl111_id -}; - -#define BITS 8 -#include "pl110_template.h" -#define BITS 15 -#include "pl110_template.h" -#define BITS 16 -#include "pl110_template.h" -#define BITS 24 -#include "pl110_template.h" -#define BITS 32 -#include "pl110_template.h" - -static int pl110_enabled(PL110State *s) -{ - return (s->cr & PL110_CR_EN) && (s->cr & PL110_CR_PWR); -} - -static void pl110_update_display(void *opaque) -{ - PL110State *s = (PL110State *)opaque; - SysBusDevice *sbd; - DisplaySurface *surface = qemu_console_surface(s->con); - drawfn* fntable; - drawfn fn; - int dest_width; - int src_width; - int bpp_offset; - int first; - int last; - - if (!pl110_enabled(s)) { - return; - } - - sbd = SYS_BUS_DEVICE(s); - - switch (surface_bits_per_pixel(surface)) { - case 0: - return; - case 8: - fntable = pl110_draw_fn_8; - dest_width = 1; - break; - case 15: - fntable = pl110_draw_fn_15; - dest_width = 2; - break; - case 16: - fntable = pl110_draw_fn_16; - dest_width = 2; - break; - case 24: - fntable = pl110_draw_fn_24; - dest_width = 3; - break; - case 32: - fntable = pl110_draw_fn_32; - dest_width = 4; - break; - default: - fprintf(stderr, "pl110: Bad color depth\n"); - exit(1); - } - if (s->cr & PL110_CR_BGR) - bpp_offset = 0; - else - 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 + 8 + bpp_offset]; - else if (s->cr & PL110_CR_BEPO) - fn = fntable[s->bpp + 16 + bpp_offset]; - else - fn = fntable[s->bpp + bpp_offset]; - - src_width = s->cols; - switch (s->bpp) { - case BPP_1: - src_width >>= 3; - break; - case BPP_2: - src_width >>= 2; - break; - case BPP_4: - src_width >>= 1; - break; - case BPP_8: - break; - case BPP_16: - case BPP_16_565: - case BPP_12: - src_width <<= 1; - break; - case BPP_32: - src_width <<= 2; - break; - } - dest_width *= s->cols; - first = 0; - if (s->invalidate) { - framebuffer_update_memory_section(&s->fbsection, - sysbus_address_space(sbd), - s->upbase, - s->rows, src_width); - } - - framebuffer_update_display(surface, &s->fbsection, - s->cols, s->rows, - src_width, dest_width, 0, - s->invalidate, - fn, s->palette, - &first, &last); - - if (first >= 0) { - dpy_gfx_update(s->con, 0, first, s->cols, last - first + 1); - } - s->invalidate = 0; -} - -static void pl110_invalidate_display(void * opaque) -{ - PL110State *s = (PL110State *)opaque; - s->invalidate = 1; - if (pl110_enabled(s)) { - qemu_console_resize(s->con, s->cols, s->rows); - } -} - -static void pl110_update_palette(PL110State *s, int n) -{ - DisplaySurface *surface = qemu_console_surface(s->con); - int i; - uint32_t raw; - unsigned int r, g, b; - - raw = s->raw_palette[n]; - n <<= 1; - for (i = 0; i < 2; i++) { - r = (raw & 0x1f) << 3; - raw >>= 5; - g = (raw & 0x1f) << 3; - raw >>= 5; - b = (raw & 0x1f) << 3; - /* The I bit is ignored. */ - raw >>= 6; - switch (surface_bits_per_pixel(surface)) { - case 8: - s->palette[n] = rgb_to_pixel8(r, g, b); - break; - case 15: - s->palette[n] = rgb_to_pixel15(r, g, b); - break; - case 16: - s->palette[n] = rgb_to_pixel16(r, g, b); - break; - case 24: - case 32: - s->palette[n] = rgb_to_pixel32(r, g, b); - break; - } - n++; - } -} - -static void pl110_resize(PL110State *s, int width, int height) -{ - if (width != s->cols || height != s->rows) { - if (pl110_enabled(s)) { - qemu_console_resize(s->con, width, height); - } - } - s->cols = width; - s->rows = height; -} - -/* Update interrupts. */ -static void pl110_update(PL110State *s) -{ - /* TODO: Implement interrupts. */ -} - -static uint64_t pl110_read(void *opaque, hwaddr offset, - unsigned size) -{ - PL110State *s = (PL110State *)opaque; - - if (offset >= 0xfe0 && offset < 0x1000) { - return idregs[s->version][(offset - 0xfe0) >> 2]; - } - if (offset >= 0x200 && offset < 0x400) { - return s->raw_palette[(offset - 0x200) >> 2]; - } - switch (offset >> 2) { - case 0: /* LCDTiming0 */ - return s->timing[0]; - case 1: /* LCDTiming1 */ - return s->timing[1]; - case 2: /* LCDTiming2 */ - return s->timing[2]; - case 3: /* LCDTiming3 */ - return s->timing[3]; - case 4: /* LCDUPBASE */ - return s->upbase; - case 5: /* LCDLPBASE */ - return s->lpbase; - case 6: /* LCDIMSC */ - if (s->version != PL110) { - return s->cr; - } - return s->int_mask; - case 7: /* LCDControl */ - if (s->version != PL110) { - return s->int_mask; - } - return s->cr; - case 8: /* LCDRIS */ - return s->int_status; - case 9: /* LCDMIS */ - return s->int_status & s->int_mask; - case 11: /* LCDUPCURR */ - /* TODO: Implement vertical refresh. */ - return s->upbase; - case 12: /* LCDLPCURR */ - return s->lpbase; - default: - qemu_log_mask(LOG_GUEST_ERROR, - "pl110_read: Bad offset %x\n", (int)offset); - return 0; - } -} - -static void pl110_write(void *opaque, hwaddr offset, - uint64_t val, unsigned size) -{ - PL110State *s = (PL110State *)opaque; - int n; - - /* For simplicity invalidate the display whenever a control register - is written to. */ - s->invalidate = 1; - if (offset >= 0x200 && offset < 0x400) { - /* Palette. */ - n = (offset - 0x200) >> 2; - s->raw_palette[(offset - 0x200) >> 2] = val; - pl110_update_palette(s, n); - return; - } - switch (offset >> 2) { - case 0: /* LCDTiming0 */ - s->timing[0] = val; - n = ((val & 0xfc) + 4) * 4; - pl110_resize(s, n, s->rows); - break; - case 1: /* LCDTiming1 */ - s->timing[1] = val; - n = (val & 0x3ff) + 1; - pl110_resize(s, s->cols, n); - break; - case 2: /* LCDTiming2 */ - s->timing[2] = val; - break; - case 3: /* LCDTiming3 */ - s->timing[3] = val; - break; - case 4: /* LCDUPBASE */ - s->upbase = val; - break; - case 5: /* LCDLPBASE */ - s->lpbase = val; - break; - case 6: /* LCDIMSC */ - if (s->version != PL110) { - goto control; - } - imsc: - s->int_mask = val; - pl110_update(s); - break; - case 7: /* LCDControl */ - if (s->version != PL110) { - goto imsc; - } - control: - s->cr = val; - s->bpp = (val >> 1) & 7; - if (pl110_enabled(s)) { - qemu_console_resize(s->con, s->cols, s->rows); - } - break; - case 10: /* LCDICR */ - s->int_status &= ~val; - pl110_update(s); - break; - default: - qemu_log_mask(LOG_GUEST_ERROR, - "pl110_write: Bad offset %x\n", (int)offset); - } -} - -static const MemoryRegionOps pl110_ops = { - .read = pl110_read, - .write = pl110_write, - .endianness = DEVICE_NATIVE_ENDIAN, -}; - -static void pl110_mux_ctrl_set(void *opaque, int line, int level) -{ - PL110State *s = (PL110State *)opaque; - s->mux_ctrl = level; -} - -static int vmstate_pl110_post_load(void *opaque, int version_id) -{ - PL110State *s = opaque; - /* Make sure we redraw, and at the right size */ - pl110_invalidate_display(s); - return 0; -} - -static const GraphicHwOps pl110_gfx_ops = { - .invalidate = pl110_invalidate_display, - .gfx_update = pl110_update_display, -}; - -static int pl110_initfn(SysBusDevice *sbd) -{ - DeviceState *dev = DEVICE(sbd); - PL110State *s = PL110(dev); - - memory_region_init_io(&s->iomem, OBJECT(s), &pl110_ops, s, "pl110", 0x1000); - sysbus_init_mmio(sbd, &s->iomem); - sysbus_init_irq(sbd, &s->irq); - qdev_init_gpio_in(dev, pl110_mux_ctrl_set, 1); - s->con = graphic_console_init(dev, 0, &pl110_gfx_ops, s); - return 0; -} - -static void pl110_init(Object *obj) -{ - PL110State *s = PL110(obj); - - s->version = PL110; -} - -static void pl110_versatile_init(Object *obj) -{ - PL110State *s = PL110(obj); - - s->version = PL110_VERSATILE; -} - -static void pl111_init(Object *obj) -{ - PL110State *s = PL110(obj); - - s->version = PL111; -} - -static void pl110_class_init(ObjectClass *klass, void *data) -{ - DeviceClass *dc = DEVICE_CLASS(klass); - SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass); - - k->init = pl110_initfn; - set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories); - dc->vmsd = &vmstate_pl110; -} - -static const TypeInfo pl110_info = { - .name = TYPE_PL110, - .parent = TYPE_SYS_BUS_DEVICE, - .instance_size = sizeof(PL110State), - .instance_init = pl110_init, - .class_init = pl110_class_init, -}; - -static const TypeInfo pl110_versatile_info = { - .name = "pl110_versatile", - .parent = TYPE_PL110, - .instance_init = pl110_versatile_init, -}; - -static const TypeInfo pl111_info = { - .name = "pl111", - .parent = TYPE_PL110, - .instance_init = pl111_init, -}; - -static void pl110_register_types(void) -{ - type_register_static(&pl110_info); - type_register_static(&pl110_versatile_info); - type_register_static(&pl111_info); -} - -type_init(pl110_register_types) |