diff options
author | 2017-04-25 03:31:15 -0700 | |
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committer | 2017-05-22 06:48:08 +0000 | |
commit | bb756eebdac6fd24e8919e2c43f7d2c8c4091f59 (patch) | |
tree | ca11e03542edf2d8f631efeca5e1626d211107e3 /qemu/hw/display/pxa2xx_lcd.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/pxa2xx_lcd.c')
-rw-r--r-- | qemu/hw/display/pxa2xx_lcd.c | 1065 |
1 files changed, 0 insertions, 1065 deletions
diff --git a/qemu/hw/display/pxa2xx_lcd.c b/qemu/hw/display/pxa2xx_lcd.c deleted file mode 100644 index 845521c5b..000000000 --- a/qemu/hw/display/pxa2xx_lcd.c +++ /dev/null @@ -1,1065 +0,0 @@ -/* - * Intel XScale PXA255/270 LCDC emulation. - * - * Copyright (c) 2006 Openedhand Ltd. - * Written by Andrzej Zaborowski <balrog@zabor.org> - * - * This code is licensed under the GPLv2. - * - * Contributions after 2012-01-13 are licensed under the terms of the - * GNU GPL, version 2 or (at your option) any later version. - */ - -#include "qemu/osdep.h" -#include "hw/hw.h" -#include "ui/console.h" -#include "hw/arm/pxa.h" -#include "ui/pixel_ops.h" -/* FIXME: For graphic_rotate. Should probably be done in common code. */ -#include "sysemu/sysemu.h" -#include "framebuffer.h" - -struct DMAChannel { - uint32_t branch; - uint8_t up; - uint8_t palette[1024]; - uint8_t pbuffer[1024]; - void (*redraw)(PXA2xxLCDState *s, hwaddr addr, - int *miny, int *maxy); - - uint32_t descriptor; - uint32_t source; - uint32_t id; - uint32_t command; -}; - -struct PXA2xxLCDState { - MemoryRegion *sysmem; - MemoryRegion iomem; - MemoryRegionSection fbsection; - qemu_irq irq; - int irqlevel; - - int invalidated; - QemuConsole *con; - drawfn *line_fn[2]; - int dest_width; - int xres, yres; - int pal_for; - int transp; - enum { - pxa_lcdc_2bpp = 1, - pxa_lcdc_4bpp = 2, - pxa_lcdc_8bpp = 3, - pxa_lcdc_16bpp = 4, - pxa_lcdc_18bpp = 5, - pxa_lcdc_18pbpp = 6, - pxa_lcdc_19bpp = 7, - pxa_lcdc_19pbpp = 8, - pxa_lcdc_24bpp = 9, - pxa_lcdc_25bpp = 10, - } bpp; - - uint32_t control[6]; - uint32_t status[2]; - uint32_t ovl1c[2]; - uint32_t ovl2c[2]; - uint32_t ccr; - uint32_t cmdcr; - uint32_t trgbr; - uint32_t tcr; - uint32_t liidr; - uint8_t bscntr; - - struct DMAChannel dma_ch[7]; - - qemu_irq vsync_cb; - int orientation; -}; - -typedef struct QEMU_PACKED { - uint32_t fdaddr; - uint32_t fsaddr; - uint32_t fidr; - uint32_t ldcmd; -} PXAFrameDescriptor; - -#define LCCR0 0x000 /* LCD Controller Control register 0 */ -#define LCCR1 0x004 /* LCD Controller Control register 1 */ -#define LCCR2 0x008 /* LCD Controller Control register 2 */ -#define LCCR3 0x00c /* LCD Controller Control register 3 */ -#define LCCR4 0x010 /* LCD Controller Control register 4 */ -#define LCCR5 0x014 /* LCD Controller Control register 5 */ - -#define FBR0 0x020 /* DMA Channel 0 Frame Branch register */ -#define FBR1 0x024 /* DMA Channel 1 Frame Branch register */ -#define FBR2 0x028 /* DMA Channel 2 Frame Branch register */ -#define FBR3 0x02c /* DMA Channel 3 Frame Branch register */ -#define FBR4 0x030 /* DMA Channel 4 Frame Branch register */ -#define FBR5 0x110 /* DMA Channel 5 Frame Branch register */ -#define FBR6 0x114 /* DMA Channel 6 Frame Branch register */ - -#define LCSR1 0x034 /* LCD Controller Status register 1 */ -#define LCSR0 0x038 /* LCD Controller Status register 0 */ -#define LIIDR 0x03c /* LCD Controller Interrupt ID register */ - -#define TRGBR 0x040 /* TMED RGB Seed register */ -#define TCR 0x044 /* TMED Control register */ - -#define OVL1C1 0x050 /* Overlay 1 Control register 1 */ -#define OVL1C2 0x060 /* Overlay 1 Control register 2 */ -#define OVL2C1 0x070 /* Overlay 2 Control register 1 */ -#define OVL2C2 0x080 /* Overlay 2 Control register 2 */ -#define CCR 0x090 /* Cursor Control register */ - -#define CMDCR 0x100 /* Command Control register */ -#define PRSR 0x104 /* Panel Read Status register */ - -#define PXA_LCDDMA_CHANS 7 -#define DMA_FDADR 0x00 /* Frame Descriptor Address register */ -#define DMA_FSADR 0x04 /* Frame Source Address register */ -#define DMA_FIDR 0x08 /* Frame ID register */ -#define DMA_LDCMD 0x0c /* Command register */ - -/* LCD Buffer Strength Control register */ -#define BSCNTR 0x04000054 - -/* Bitfield masks */ -#define LCCR0_ENB (1 << 0) -#define LCCR0_CMS (1 << 1) -#define LCCR0_SDS (1 << 2) -#define LCCR0_LDM (1 << 3) -#define LCCR0_SOFM0 (1 << 4) -#define LCCR0_IUM (1 << 5) -#define LCCR0_EOFM0 (1 << 6) -#define LCCR0_PAS (1 << 7) -#define LCCR0_DPD (1 << 9) -#define LCCR0_DIS (1 << 10) -#define LCCR0_QDM (1 << 11) -#define LCCR0_PDD (0xff << 12) -#define LCCR0_BSM0 (1 << 20) -#define LCCR0_OUM (1 << 21) -#define LCCR0_LCDT (1 << 22) -#define LCCR0_RDSTM (1 << 23) -#define LCCR0_CMDIM (1 << 24) -#define LCCR0_OUC (1 << 25) -#define LCCR0_LDDALT (1 << 26) -#define LCCR1_PPL(x) ((x) & 0x3ff) -#define LCCR2_LPP(x) ((x) & 0x3ff) -#define LCCR3_API (15 << 16) -#define LCCR3_BPP(x) ((((x) >> 24) & 7) | (((x) >> 26) & 8)) -#define LCCR3_PDFOR(x) (((x) >> 30) & 3) -#define LCCR4_K1(x) (((x) >> 0) & 7) -#define LCCR4_K2(x) (((x) >> 3) & 7) -#define LCCR4_K3(x) (((x) >> 6) & 7) -#define LCCR4_PALFOR(x) (((x) >> 15) & 3) -#define LCCR5_SOFM(ch) (1 << (ch - 1)) -#define LCCR5_EOFM(ch) (1 << (ch + 7)) -#define LCCR5_BSM(ch) (1 << (ch + 15)) -#define LCCR5_IUM(ch) (1 << (ch + 23)) -#define OVLC1_EN (1 << 31) -#define CCR_CEN (1 << 31) -#define FBR_BRA (1 << 0) -#define FBR_BINT (1 << 1) -#define FBR_SRCADDR (0xfffffff << 4) -#define LCSR0_LDD (1 << 0) -#define LCSR0_SOF0 (1 << 1) -#define LCSR0_BER (1 << 2) -#define LCSR0_ABC (1 << 3) -#define LCSR0_IU0 (1 << 4) -#define LCSR0_IU1 (1 << 5) -#define LCSR0_OU (1 << 6) -#define LCSR0_QD (1 << 7) -#define LCSR0_EOF0 (1 << 8) -#define LCSR0_BS0 (1 << 9) -#define LCSR0_SINT (1 << 10) -#define LCSR0_RDST (1 << 11) -#define LCSR0_CMDINT (1 << 12) -#define LCSR0_BERCH(x) (((x) & 7) << 28) -#define LCSR1_SOF(ch) (1 << (ch - 1)) -#define LCSR1_EOF(ch) (1 << (ch + 7)) -#define LCSR1_BS(ch) (1 << (ch + 15)) -#define LCSR1_IU(ch) (1 << (ch + 23)) -#define LDCMD_LENGTH(x) ((x) & 0x001ffffc) -#define LDCMD_EOFINT (1 << 21) -#define LDCMD_SOFINT (1 << 22) -#define LDCMD_PAL (1 << 26) - -/* Route internal interrupt lines to the global IC */ -static void pxa2xx_lcdc_int_update(PXA2xxLCDState *s) -{ - int level = 0; - level |= (s->status[0] & LCSR0_LDD) && !(s->control[0] & LCCR0_LDM); - level |= (s->status[0] & LCSR0_SOF0) && !(s->control[0] & LCCR0_SOFM0); - level |= (s->status[0] & LCSR0_IU0) && !(s->control[0] & LCCR0_IUM); - level |= (s->status[0] & LCSR0_IU1) && !(s->control[5] & LCCR5_IUM(1)); - level |= (s->status[0] & LCSR0_OU) && !(s->control[0] & LCCR0_OUM); - level |= (s->status[0] & LCSR0_QD) && !(s->control[0] & LCCR0_QDM); - level |= (s->status[0] & LCSR0_EOF0) && !(s->control[0] & LCCR0_EOFM0); - level |= (s->status[0] & LCSR0_BS0) && !(s->control[0] & LCCR0_BSM0); - level |= (s->status[0] & LCSR0_RDST) && !(s->control[0] & LCCR0_RDSTM); - level |= (s->status[0] & LCSR0_CMDINT) && !(s->control[0] & LCCR0_CMDIM); - level |= (s->status[1] & ~s->control[5]); - - qemu_set_irq(s->irq, !!level); - s->irqlevel = level; -} - -/* Set Branch Status interrupt high and poke associated registers */ -static inline void pxa2xx_dma_bs_set(PXA2xxLCDState *s, int ch) -{ - int unmasked; - if (ch == 0) { - s->status[0] |= LCSR0_BS0; - unmasked = !(s->control[0] & LCCR0_BSM0); - } else { - s->status[1] |= LCSR1_BS(ch); - unmasked = !(s->control[5] & LCCR5_BSM(ch)); - } - - if (unmasked) { - if (s->irqlevel) - s->status[0] |= LCSR0_SINT; - else - s->liidr = s->dma_ch[ch].id; - } -} - -/* Set Start Of Frame Status interrupt high and poke associated registers */ -static inline void pxa2xx_dma_sof_set(PXA2xxLCDState *s, int ch) -{ - int unmasked; - if (!(s->dma_ch[ch].command & LDCMD_SOFINT)) - return; - - if (ch == 0) { - s->status[0] |= LCSR0_SOF0; - unmasked = !(s->control[0] & LCCR0_SOFM0); - } else { - s->status[1] |= LCSR1_SOF(ch); - unmasked = !(s->control[5] & LCCR5_SOFM(ch)); - } - - if (unmasked) { - if (s->irqlevel) - s->status[0] |= LCSR0_SINT; - else - s->liidr = s->dma_ch[ch].id; - } -} - -/* Set End Of Frame Status interrupt high and poke associated registers */ -static inline void pxa2xx_dma_eof_set(PXA2xxLCDState *s, int ch) -{ - int unmasked; - if (!(s->dma_ch[ch].command & LDCMD_EOFINT)) - return; - - if (ch == 0) { - s->status[0] |= LCSR0_EOF0; - unmasked = !(s->control[0] & LCCR0_EOFM0); - } else { - s->status[1] |= LCSR1_EOF(ch); - unmasked = !(s->control[5] & LCCR5_EOFM(ch)); - } - - if (unmasked) { - if (s->irqlevel) - s->status[0] |= LCSR0_SINT; - else - s->liidr = s->dma_ch[ch].id; - } -} - -/* Set Bus Error Status interrupt high and poke associated registers */ -static inline void pxa2xx_dma_ber_set(PXA2xxLCDState *s, int ch) -{ - s->status[0] |= LCSR0_BERCH(ch) | LCSR0_BER; - if (s->irqlevel) - s->status[0] |= LCSR0_SINT; - else - s->liidr = s->dma_ch[ch].id; -} - -/* Load new Frame Descriptors from DMA */ -static void pxa2xx_descriptor_load(PXA2xxLCDState *s) -{ - PXAFrameDescriptor desc; - hwaddr descptr; - int i; - - for (i = 0; i < PXA_LCDDMA_CHANS; i ++) { - s->dma_ch[i].source = 0; - - if (!s->dma_ch[i].up) - continue; - - if (s->dma_ch[i].branch & FBR_BRA) { - descptr = s->dma_ch[i].branch & FBR_SRCADDR; - if (s->dma_ch[i].branch & FBR_BINT) - pxa2xx_dma_bs_set(s, i); - s->dma_ch[i].branch &= ~FBR_BRA; - } else - descptr = s->dma_ch[i].descriptor; - - if (!((descptr >= PXA2XX_SDRAM_BASE && descptr + - sizeof(desc) <= PXA2XX_SDRAM_BASE + ram_size) || - (descptr >= PXA2XX_INTERNAL_BASE && descptr + sizeof(desc) <= - PXA2XX_INTERNAL_BASE + PXA2XX_INTERNAL_SIZE))) { - continue; - } - - cpu_physical_memory_read(descptr, &desc, sizeof(desc)); - s->dma_ch[i].descriptor = le32_to_cpu(desc.fdaddr); - s->dma_ch[i].source = le32_to_cpu(desc.fsaddr); - s->dma_ch[i].id = le32_to_cpu(desc.fidr); - s->dma_ch[i].command = le32_to_cpu(desc.ldcmd); - } -} - -static uint64_t pxa2xx_lcdc_read(void *opaque, hwaddr offset, - unsigned size) -{ - PXA2xxLCDState *s = (PXA2xxLCDState *) opaque; - int ch; - - switch (offset) { - case LCCR0: - return s->control[0]; - case LCCR1: - return s->control[1]; - case LCCR2: - return s->control[2]; - case LCCR3: - return s->control[3]; - case LCCR4: - return s->control[4]; - case LCCR5: - return s->control[5]; - - case OVL1C1: - return s->ovl1c[0]; - case OVL1C2: - return s->ovl1c[1]; - case OVL2C1: - return s->ovl2c[0]; - case OVL2C2: - return s->ovl2c[1]; - - case CCR: - return s->ccr; - - case CMDCR: - return s->cmdcr; - - case TRGBR: - return s->trgbr; - case TCR: - return s->tcr; - - case 0x200 ... 0x1000: /* DMA per-channel registers */ - ch = (offset - 0x200) >> 4; - if (!(ch >= 0 && ch < PXA_LCDDMA_CHANS)) - goto fail; - - switch (offset & 0xf) { - case DMA_FDADR: - return s->dma_ch[ch].descriptor; - case DMA_FSADR: - return s->dma_ch[ch].source; - case DMA_FIDR: - return s->dma_ch[ch].id; - case DMA_LDCMD: - return s->dma_ch[ch].command; - default: - goto fail; - } - - case FBR0: - return s->dma_ch[0].branch; - case FBR1: - return s->dma_ch[1].branch; - case FBR2: - return s->dma_ch[2].branch; - case FBR3: - return s->dma_ch[3].branch; - case FBR4: - return s->dma_ch[4].branch; - case FBR5: - return s->dma_ch[5].branch; - case FBR6: - return s->dma_ch[6].branch; - - case BSCNTR: - return s->bscntr; - - case PRSR: - return 0; - - case LCSR0: - return s->status[0]; - case LCSR1: - return s->status[1]; - case LIIDR: - return s->liidr; - - default: - fail: - hw_error("%s: Bad offset " REG_FMT "\n", __FUNCTION__, offset); - } - - return 0; -} - -static void pxa2xx_lcdc_write(void *opaque, hwaddr offset, - uint64_t value, unsigned size) -{ - PXA2xxLCDState *s = (PXA2xxLCDState *) opaque; - int ch; - - switch (offset) { - case LCCR0: - /* ACK Quick Disable done */ - if ((s->control[0] & LCCR0_ENB) && !(value & LCCR0_ENB)) - s->status[0] |= LCSR0_QD; - - if (!(s->control[0] & LCCR0_LCDT) && (value & LCCR0_LCDT)) - printf("%s: internal frame buffer unsupported\n", __FUNCTION__); - - if ((s->control[3] & LCCR3_API) && - (value & LCCR0_ENB) && !(value & LCCR0_LCDT)) - s->status[0] |= LCSR0_ABC; - - s->control[0] = value & 0x07ffffff; - pxa2xx_lcdc_int_update(s); - - s->dma_ch[0].up = !!(value & LCCR0_ENB); - s->dma_ch[1].up = (s->ovl1c[0] & OVLC1_EN) || (value & LCCR0_SDS); - break; - - case LCCR1: - s->control[1] = value; - break; - - case LCCR2: - s->control[2] = value; - break; - - case LCCR3: - s->control[3] = value & 0xefffffff; - s->bpp = LCCR3_BPP(value); - break; - - case LCCR4: - s->control[4] = value & 0x83ff81ff; - break; - - case LCCR5: - s->control[5] = value & 0x3f3f3f3f; - break; - - case OVL1C1: - if (!(s->ovl1c[0] & OVLC1_EN) && (value & OVLC1_EN)) - printf("%s: Overlay 1 not supported\n", __FUNCTION__); - - s->ovl1c[0] = value & 0x80ffffff; - s->dma_ch[1].up = (value & OVLC1_EN) || (s->control[0] & LCCR0_SDS); - break; - - case OVL1C2: - s->ovl1c[1] = value & 0x000fffff; - break; - - case OVL2C1: - if (!(s->ovl2c[0] & OVLC1_EN) && (value & OVLC1_EN)) - printf("%s: Overlay 2 not supported\n", __FUNCTION__); - - s->ovl2c[0] = value & 0x80ffffff; - s->dma_ch[2].up = !!(value & OVLC1_EN); - s->dma_ch[3].up = !!(value & OVLC1_EN); - s->dma_ch[4].up = !!(value & OVLC1_EN); - break; - - case OVL2C2: - s->ovl2c[1] = value & 0x007fffff; - break; - - case CCR: - if (!(s->ccr & CCR_CEN) && (value & CCR_CEN)) - printf("%s: Hardware cursor unimplemented\n", __FUNCTION__); - - s->ccr = value & 0x81ffffe7; - s->dma_ch[5].up = !!(value & CCR_CEN); - break; - - case CMDCR: - s->cmdcr = value & 0xff; - break; - - case TRGBR: - s->trgbr = value & 0x00ffffff; - break; - - case TCR: - s->tcr = value & 0x7fff; - break; - - case 0x200 ... 0x1000: /* DMA per-channel registers */ - ch = (offset - 0x200) >> 4; - if (!(ch >= 0 && ch < PXA_LCDDMA_CHANS)) - goto fail; - - switch (offset & 0xf) { - case DMA_FDADR: - s->dma_ch[ch].descriptor = value & 0xfffffff0; - break; - - default: - goto fail; - } - break; - - case FBR0: - s->dma_ch[0].branch = value & 0xfffffff3; - break; - case FBR1: - s->dma_ch[1].branch = value & 0xfffffff3; - break; - case FBR2: - s->dma_ch[2].branch = value & 0xfffffff3; - break; - case FBR3: - s->dma_ch[3].branch = value & 0xfffffff3; - break; - case FBR4: - s->dma_ch[4].branch = value & 0xfffffff3; - break; - case FBR5: - s->dma_ch[5].branch = value & 0xfffffff3; - break; - case FBR6: - s->dma_ch[6].branch = value & 0xfffffff3; - break; - - case BSCNTR: - s->bscntr = value & 0xf; - break; - - case PRSR: - break; - - case LCSR0: - s->status[0] &= ~(value & 0xfff); - if (value & LCSR0_BER) - s->status[0] &= ~LCSR0_BERCH(7); - break; - - case LCSR1: - s->status[1] &= ~(value & 0x3e3f3f); - break; - - default: - fail: - hw_error("%s: Bad offset " REG_FMT "\n", __FUNCTION__, offset); - } -} - -static const MemoryRegionOps pxa2xx_lcdc_ops = { - .read = pxa2xx_lcdc_read, - .write = pxa2xx_lcdc_write, - .endianness = DEVICE_NATIVE_ENDIAN, -}; - -/* Load new palette for a given DMA channel, convert to internal format */ -static void pxa2xx_palette_parse(PXA2xxLCDState *s, int ch, int bpp) -{ - DisplaySurface *surface = qemu_console_surface(s->con); - int i, n, format, r, g, b, alpha; - uint32_t *dest; - uint8_t *src; - s->pal_for = LCCR4_PALFOR(s->control[4]); - format = s->pal_for; - - switch (bpp) { - case pxa_lcdc_2bpp: - n = 4; - break; - case pxa_lcdc_4bpp: - n = 16; - break; - case pxa_lcdc_8bpp: - n = 256; - break; - default: - format = 0; - return; - } - - src = (uint8_t *) s->dma_ch[ch].pbuffer; - dest = (uint32_t *) s->dma_ch[ch].palette; - alpha = r = g = b = 0; - - for (i = 0; i < n; i ++) { - switch (format) { - case 0: /* 16 bpp, no transparency */ - alpha = 0; - if (s->control[0] & LCCR0_CMS) { - r = g = b = *(uint16_t *) src & 0xff; - } - else { - r = (*(uint16_t *) src & 0xf800) >> 8; - g = (*(uint16_t *) src & 0x07e0) >> 3; - b = (*(uint16_t *) src & 0x001f) << 3; - } - src += 2; - break; - case 1: /* 16 bpp plus transparency */ - alpha = *(uint32_t *) src & (1 << 24); - if (s->control[0] & LCCR0_CMS) - r = g = b = *(uint32_t *) src & 0xff; - else { - r = (*(uint32_t *) src & 0xf80000) >> 16; - g = (*(uint32_t *) src & 0x00fc00) >> 8; - b = (*(uint32_t *) src & 0x0000f8); - } - src += 4; - break; - case 2: /* 18 bpp plus transparency */ - alpha = *(uint32_t *) src & (1 << 24); - if (s->control[0] & LCCR0_CMS) - r = g = b = *(uint32_t *) src & 0xff; - else { - r = (*(uint32_t *) src & 0xfc0000) >> 16; - g = (*(uint32_t *) src & 0x00fc00) >> 8; - b = (*(uint32_t *) src & 0x0000fc); - } - src += 4; - break; - case 3: /* 24 bpp plus transparency */ - alpha = *(uint32_t *) src & (1 << 24); - if (s->control[0] & LCCR0_CMS) - r = g = b = *(uint32_t *) src & 0xff; - else { - r = (*(uint32_t *) src & 0xff0000) >> 16; - g = (*(uint32_t *) src & 0x00ff00) >> 8; - b = (*(uint32_t *) src & 0x0000ff); - } - src += 4; - break; - } - switch (surface_bits_per_pixel(surface)) { - case 8: - *dest = rgb_to_pixel8(r, g, b) | alpha; - break; - case 15: - *dest = rgb_to_pixel15(r, g, b) | alpha; - break; - case 16: - *dest = rgb_to_pixel16(r, g, b) | alpha; - break; - case 24: - *dest = rgb_to_pixel24(r, g, b) | alpha; - break; - case 32: - *dest = rgb_to_pixel32(r, g, b) | alpha; - break; - } - dest ++; - } -} - -static void pxa2xx_lcdc_dma0_redraw_rot0(PXA2xxLCDState *s, - hwaddr addr, int *miny, int *maxy) -{ - DisplaySurface *surface = qemu_console_surface(s->con); - int src_width, dest_width; - drawfn fn = NULL; - if (s->dest_width) - fn = s->line_fn[s->transp][s->bpp]; - if (!fn) - return; - - src_width = (s->xres + 3) & ~3; /* Pad to a 4 pixels multiple */ - if (s->bpp == pxa_lcdc_19pbpp || s->bpp == pxa_lcdc_18pbpp) - src_width *= 3; - else if (s->bpp > pxa_lcdc_16bpp) - src_width *= 4; - else if (s->bpp > pxa_lcdc_8bpp) - src_width *= 2; - - dest_width = s->xres * s->dest_width; - *miny = 0; - if (s->invalidated) { - framebuffer_update_memory_section(&s->fbsection, s->sysmem, - addr, s->yres, src_width); - } - framebuffer_update_display(surface, &s->fbsection, s->xres, s->yres, - src_width, dest_width, s->dest_width, - s->invalidated, - fn, s->dma_ch[0].palette, miny, maxy); -} - -static void pxa2xx_lcdc_dma0_redraw_rot90(PXA2xxLCDState *s, - hwaddr addr, int *miny, int *maxy) -{ - DisplaySurface *surface = qemu_console_surface(s->con); - int src_width, dest_width; - drawfn fn = NULL; - if (s->dest_width) - fn = s->line_fn[s->transp][s->bpp]; - if (!fn) - return; - - src_width = (s->xres + 3) & ~3; /* Pad to a 4 pixels multiple */ - if (s->bpp == pxa_lcdc_19pbpp || s->bpp == pxa_lcdc_18pbpp) - src_width *= 3; - else if (s->bpp > pxa_lcdc_16bpp) - src_width *= 4; - else if (s->bpp > pxa_lcdc_8bpp) - src_width *= 2; - - dest_width = s->yres * s->dest_width; - *miny = 0; - if (s->invalidated) { - framebuffer_update_memory_section(&s->fbsection, s->sysmem, - addr, s->yres, src_width); - } - framebuffer_update_display(surface, &s->fbsection, s->xres, s->yres, - src_width, s->dest_width, -dest_width, - s->invalidated, - fn, s->dma_ch[0].palette, - miny, maxy); -} - -static void pxa2xx_lcdc_dma0_redraw_rot180(PXA2xxLCDState *s, - hwaddr addr, int *miny, int *maxy) -{ - DisplaySurface *surface = qemu_console_surface(s->con); - int src_width, dest_width; - drawfn fn = NULL; - if (s->dest_width) { - fn = s->line_fn[s->transp][s->bpp]; - } - if (!fn) { - return; - } - - src_width = (s->xres + 3) & ~3; /* Pad to a 4 pixels multiple */ - if (s->bpp == pxa_lcdc_19pbpp || s->bpp == pxa_lcdc_18pbpp) { - src_width *= 3; - } else if (s->bpp > pxa_lcdc_16bpp) { - src_width *= 4; - } else if (s->bpp > pxa_lcdc_8bpp) { - src_width *= 2; - } - - dest_width = s->xres * s->dest_width; - *miny = 0; - if (s->invalidated) { - framebuffer_update_memory_section(&s->fbsection, s->sysmem, - addr, s->yres, src_width); - } - framebuffer_update_display(surface, &s->fbsection, s->xres, s->yres, - src_width, -dest_width, -s->dest_width, - s->invalidated, - fn, s->dma_ch[0].palette, miny, maxy); -} - -static void pxa2xx_lcdc_dma0_redraw_rot270(PXA2xxLCDState *s, - hwaddr addr, int *miny, int *maxy) -{ - DisplaySurface *surface = qemu_console_surface(s->con); - int src_width, dest_width; - drawfn fn = NULL; - if (s->dest_width) { - fn = s->line_fn[s->transp][s->bpp]; - } - if (!fn) { - return; - } - - src_width = (s->xres + 3) & ~3; /* Pad to a 4 pixels multiple */ - if (s->bpp == pxa_lcdc_19pbpp || s->bpp == pxa_lcdc_18pbpp) { - src_width *= 3; - } else if (s->bpp > pxa_lcdc_16bpp) { - src_width *= 4; - } else if (s->bpp > pxa_lcdc_8bpp) { - src_width *= 2; - } - - dest_width = s->yres * s->dest_width; - *miny = 0; - if (s->invalidated) { - framebuffer_update_memory_section(&s->fbsection, s->sysmem, - addr, s->yres, src_width); - } - framebuffer_update_display(surface, &s->fbsection, s->xres, s->yres, - src_width, -s->dest_width, dest_width, - s->invalidated, - fn, s->dma_ch[0].palette, - miny, maxy); -} - -static void pxa2xx_lcdc_resize(PXA2xxLCDState *s) -{ - int width, height; - if (!(s->control[0] & LCCR0_ENB)) - return; - - width = LCCR1_PPL(s->control[1]) + 1; - height = LCCR2_LPP(s->control[2]) + 1; - - if (width != s->xres || height != s->yres) { - if (s->orientation == 90 || s->orientation == 270) { - qemu_console_resize(s->con, height, width); - } else { - qemu_console_resize(s->con, width, height); - } - s->invalidated = 1; - s->xres = width; - s->yres = height; - } -} - -static void pxa2xx_update_display(void *opaque) -{ - PXA2xxLCDState *s = (PXA2xxLCDState *) opaque; - hwaddr fbptr; - int miny, maxy; - int ch; - if (!(s->control[0] & LCCR0_ENB)) - return; - - pxa2xx_descriptor_load(s); - - pxa2xx_lcdc_resize(s); - miny = s->yres; - maxy = 0; - s->transp = s->dma_ch[2].up || s->dma_ch[3].up; - /* Note: With overlay planes the order depends on LCCR0 bit 25. */ - for (ch = 0; ch < PXA_LCDDMA_CHANS; ch ++) - if (s->dma_ch[ch].up) { - if (!s->dma_ch[ch].source) { - pxa2xx_dma_ber_set(s, ch); - continue; - } - fbptr = s->dma_ch[ch].source; - if (!((fbptr >= PXA2XX_SDRAM_BASE && - fbptr <= PXA2XX_SDRAM_BASE + ram_size) || - (fbptr >= PXA2XX_INTERNAL_BASE && - fbptr <= PXA2XX_INTERNAL_BASE + PXA2XX_INTERNAL_SIZE))) { - pxa2xx_dma_ber_set(s, ch); - continue; - } - - if (s->dma_ch[ch].command & LDCMD_PAL) { - cpu_physical_memory_read(fbptr, s->dma_ch[ch].pbuffer, - MAX(LDCMD_LENGTH(s->dma_ch[ch].command), - sizeof(s->dma_ch[ch].pbuffer))); - pxa2xx_palette_parse(s, ch, s->bpp); - } else { - /* Do we need to reparse palette */ - if (LCCR4_PALFOR(s->control[4]) != s->pal_for) - pxa2xx_palette_parse(s, ch, s->bpp); - - /* ACK frame start */ - pxa2xx_dma_sof_set(s, ch); - - s->dma_ch[ch].redraw(s, fbptr, &miny, &maxy); - s->invalidated = 0; - - /* ACK frame completed */ - pxa2xx_dma_eof_set(s, ch); - } - } - - if (s->control[0] & LCCR0_DIS) { - /* ACK last frame completed */ - s->control[0] &= ~LCCR0_ENB; - s->status[0] |= LCSR0_LDD; - } - - if (miny >= 0) { - switch (s->orientation) { - case 0: - dpy_gfx_update(s->con, 0, miny, s->xres, maxy - miny + 1); - break; - case 90: - dpy_gfx_update(s->con, miny, 0, maxy - miny + 1, s->xres); - break; - case 180: - maxy = s->yres - maxy - 1; - miny = s->yres - miny - 1; - dpy_gfx_update(s->con, 0, maxy, s->xres, miny - maxy + 1); - break; - case 270: - maxy = s->yres - maxy - 1; - miny = s->yres - miny - 1; - dpy_gfx_update(s->con, maxy, 0, miny - maxy + 1, s->xres); - break; - } - } - pxa2xx_lcdc_int_update(s); - - qemu_irq_raise(s->vsync_cb); -} - -static void pxa2xx_invalidate_display(void *opaque) -{ - PXA2xxLCDState *s = (PXA2xxLCDState *) opaque; - s->invalidated = 1; -} - -static void pxa2xx_lcdc_orientation(void *opaque, int angle) -{ - PXA2xxLCDState *s = (PXA2xxLCDState *) opaque; - - switch (angle) { - case 0: - s->dma_ch[0].redraw = pxa2xx_lcdc_dma0_redraw_rot0; - break; - case 90: - s->dma_ch[0].redraw = pxa2xx_lcdc_dma0_redraw_rot90; - break; - case 180: - s->dma_ch[0].redraw = pxa2xx_lcdc_dma0_redraw_rot180; - break; - case 270: - s->dma_ch[0].redraw = pxa2xx_lcdc_dma0_redraw_rot270; - break; - } - - s->orientation = angle; - s->xres = s->yres = -1; - pxa2xx_lcdc_resize(s); -} - -static const VMStateDescription vmstate_dma_channel = { - .name = "dma_channel", - .version_id = 0, - .minimum_version_id = 0, - .fields = (VMStateField[]) { - VMSTATE_UINT32(branch, struct DMAChannel), - VMSTATE_UINT8(up, struct DMAChannel), - VMSTATE_BUFFER(pbuffer, struct DMAChannel), - VMSTATE_UINT32(descriptor, struct DMAChannel), - VMSTATE_UINT32(source, struct DMAChannel), - VMSTATE_UINT32(id, struct DMAChannel), - VMSTATE_UINT32(command, struct DMAChannel), - VMSTATE_END_OF_LIST() - } -}; - -static int pxa2xx_lcdc_post_load(void *opaque, int version_id) -{ - PXA2xxLCDState *s = opaque; - - s->bpp = LCCR3_BPP(s->control[3]); - s->xres = s->yres = s->pal_for = -1; - - return 0; -} - -static const VMStateDescription vmstate_pxa2xx_lcdc = { - .name = "pxa2xx_lcdc", - .version_id = 0, - .minimum_version_id = 0, - .post_load = pxa2xx_lcdc_post_load, - .fields = (VMStateField[]) { - VMSTATE_INT32(irqlevel, PXA2xxLCDState), - VMSTATE_INT32(transp, PXA2xxLCDState), - VMSTATE_UINT32_ARRAY(control, PXA2xxLCDState, 6), - VMSTATE_UINT32_ARRAY(status, PXA2xxLCDState, 2), - VMSTATE_UINT32_ARRAY(ovl1c, PXA2xxLCDState, 2), - VMSTATE_UINT32_ARRAY(ovl2c, PXA2xxLCDState, 2), - VMSTATE_UINT32(ccr, PXA2xxLCDState), - VMSTATE_UINT32(cmdcr, PXA2xxLCDState), - VMSTATE_UINT32(trgbr, PXA2xxLCDState), - VMSTATE_UINT32(tcr, PXA2xxLCDState), - VMSTATE_UINT32(liidr, PXA2xxLCDState), - VMSTATE_UINT8(bscntr, PXA2xxLCDState), - VMSTATE_STRUCT_ARRAY(dma_ch, PXA2xxLCDState, 7, 0, - vmstate_dma_channel, struct DMAChannel), - VMSTATE_END_OF_LIST() - } -}; - -#define BITS 8 -#include "pxa2xx_template.h" -#define BITS 15 -#include "pxa2xx_template.h" -#define BITS 16 -#include "pxa2xx_template.h" -#define BITS 24 -#include "pxa2xx_template.h" -#define BITS 32 -#include "pxa2xx_template.h" - -static const GraphicHwOps pxa2xx_ops = { - .invalidate = pxa2xx_invalidate_display, - .gfx_update = pxa2xx_update_display, -}; - -PXA2xxLCDState *pxa2xx_lcdc_init(MemoryRegion *sysmem, - hwaddr base, qemu_irq irq) -{ - PXA2xxLCDState *s; - DisplaySurface *surface; - - s = (PXA2xxLCDState *) g_malloc0(sizeof(PXA2xxLCDState)); - s->invalidated = 1; - s->irq = irq; - s->sysmem = sysmem; - - pxa2xx_lcdc_orientation(s, graphic_rotate); - - memory_region_init_io(&s->iomem, NULL, &pxa2xx_lcdc_ops, s, - "pxa2xx-lcd-controller", 0x00100000); - memory_region_add_subregion(sysmem, base, &s->iomem); - - s->con = graphic_console_init(NULL, 0, &pxa2xx_ops, s); - surface = qemu_console_surface(s->con); - - switch (surface_bits_per_pixel(surface)) { - case 0: - s->dest_width = 0; - break; - case 8: - s->line_fn[0] = pxa2xx_draw_fn_8; - s->line_fn[1] = pxa2xx_draw_fn_8t; - s->dest_width = 1; - break; - case 15: - s->line_fn[0] = pxa2xx_draw_fn_15; - s->line_fn[1] = pxa2xx_draw_fn_15t; - s->dest_width = 2; - break; - case 16: - s->line_fn[0] = pxa2xx_draw_fn_16; - s->line_fn[1] = pxa2xx_draw_fn_16t; - s->dest_width = 2; - break; - case 24: - s->line_fn[0] = pxa2xx_draw_fn_24; - s->line_fn[1] = pxa2xx_draw_fn_24t; - s->dest_width = 3; - break; - case 32: - s->line_fn[0] = pxa2xx_draw_fn_32; - s->line_fn[1] = pxa2xx_draw_fn_32t; - s->dest_width = 4; - break; - default: - fprintf(stderr, "%s: Bad color depth\n", __FUNCTION__); - exit(1); - } - - vmstate_register(NULL, 0, &vmstate_pxa2xx_lcdc, s); - - return s; -} - -void pxa2xx_lcd_vsync_notifier(PXA2xxLCDState *s, qemu_irq handler) -{ - s->vsync_cb = handler; -} |