diff mbox series

[PULL,10/54] hw/display: Remove tc6393xb device

Message ID 20241001163918.1275441-11-peter.maydell@linaro.org (mailing list archive)
State New, archived
Headers show
Series [PULL,01/54] MAINTAINERS: Update STM32L4x5 and B-L475E-IOT01A maintainers | expand

Commit Message

Peter Maydell Oct. 1, 2024, 4:38 p.m. UTC
The tc6393xb was used only by the XScale-based Zaurus machine types.
Now they have been removed we can remove this device too.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20240903160751.4100218-7-peter.maydell@linaro.org
---
 MAINTAINERS                   |   2 -
 include/hw/display/tc6393xb.h |  21 --
 hw/display/tc6393xb.c         | 568 ----------------------------------
 hw/display/meson.build        |   1 -
 4 files changed, 592 deletions(-)
 delete mode 100644 include/hw/display/tc6393xb.h
 delete mode 100644 hw/display/tc6393xb.c
diff mbox series

Patch

diff --git a/MAINTAINERS b/MAINTAINERS
index 42e37db3b00..bb74aff54c0 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -936,7 +936,6 @@  S: Odd Fixes
 F: hw/arm/mainstone.c
 F: hw/arm/z2.c
 F: hw/*/pxa2xx*
-F: hw/display/tc6393xb.c
 F: hw/gpio/max7310.c
 F: hw/gpio/zaurus.c
 F: hw/misc/mst_fpga.c
@@ -944,7 +943,6 @@  F: hw/adc/max111x.c
 F: include/hw/adc/max111x.h
 F: include/hw/arm/pxa.h
 F: include/hw/arm/sharpsl.h
-F: include/hw/display/tc6393xb.h
 F: docs/system/arm/mainstone.rst
 
 SABRELITE / i.MX6
diff --git a/include/hw/display/tc6393xb.h b/include/hw/display/tc6393xb.h
deleted file mode 100644
index f9263bf98a6..00000000000
--- a/include/hw/display/tc6393xb.h
+++ /dev/null
@@ -1,21 +0,0 @@ 
-/*
- * Toshiba TC6393XB I/O Controller.
- * Found in Sharp Zaurus SL-6000 (tosa) or some
- * Toshiba e-Series PDAs.
- *
- * Copyright (c) 2007 Hervé Poussineau
- *
- * This work is licensed under the terms of the GNU GPL, version 2 or later.
- * See the COPYING file in the top-level directory.
- */
-
-#ifndef HW_DISPLAY_TC6393XB_H
-#define HW_DISPLAY_TC6393XB_H
-
-typedef struct TC6393xbState TC6393xbState;
-
-TC6393xbState *tc6393xb_init(struct MemoryRegion *sysmem,
-                             uint32_t base, qemu_irq irq);
-qemu_irq tc6393xb_l3v_get(TC6393xbState *s);
-
-#endif
diff --git a/hw/display/tc6393xb.c b/hw/display/tc6393xb.c
deleted file mode 100644
index c7beba453b0..00000000000
--- a/hw/display/tc6393xb.c
+++ /dev/null
@@ -1,568 +0,0 @@ 
-/*
- * Toshiba TC6393XB I/O Controller.
- * Found in Sharp Zaurus SL-6000 (tosa) or some
- * Toshiba e-Series PDAs.
- *
- * Most features are currently unsupported!!!
- *
- * This code is licensed under the GNU GPL v2.
- *
- * 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 "qapi/error.h"
-#include "qemu/host-utils.h"
-#include "hw/irq.h"
-#include "hw/display/tc6393xb.h"
-#include "exec/memory.h"
-#include "hw/block/flash.h"
-#include "ui/console.h"
-#include "ui/pixel_ops.h"
-#include "sysemu/blockdev.h"
-
-#define IRQ_TC6393_NAND		0
-#define IRQ_TC6393_MMC		1
-#define IRQ_TC6393_OHCI		2
-#define IRQ_TC6393_SERIAL	3
-#define IRQ_TC6393_FB		4
-
-#define	TC6393XB_NR_IRQS	8
-
-#define TC6393XB_GPIOS  16
-
-#define SCR_REVID	0x08		/* b Revision ID	*/
-#define SCR_ISR		0x50		/* b Interrupt Status	*/
-#define SCR_IMR		0x52		/* b Interrupt Mask	*/
-#define SCR_IRR		0x54		/* b Interrupt Routing	*/
-#define SCR_GPER	0x60		/* w GP Enable		*/
-#define SCR_GPI_SR(i)	(0x64 + (i))	/* b3 GPI Status	*/
-#define SCR_GPI_IMR(i)	(0x68 + (i))	/* b3 GPI INT Mask	*/
-#define SCR_GPI_EDER(i)	(0x6c + (i))	/* b3 GPI Edge Detect Enable */
-#define SCR_GPI_LIR(i)	(0x70 + (i))	/* b3 GPI Level Invert	*/
-#define SCR_GPO_DSR(i)	(0x78 + (i))	/* b3 GPO Data Set	*/
-#define SCR_GPO_DOECR(i) (0x7c + (i))	/* b3 GPO Data OE Control */
-#define SCR_GP_IARCR(i)	(0x80 + (i))	/* b3 GP Internal Active Register Control */
-#define SCR_GP_IARLCR(i) (0x84 + (i))	/* b3 GP INTERNAL Active Register Level Control */
-#define SCR_GPI_BCR(i)	(0x88 + (i))	/* b3 GPI Buffer Control */
-#define SCR_GPA_IARCR	0x8c		/* w GPa Internal Active Register Control */
-#define SCR_GPA_IARLCR	0x90		/* w GPa Internal Active Register Level Control */
-#define SCR_GPA_BCR	0x94		/* w GPa Buffer Control */
-#define SCR_CCR		0x98		/* w Clock Control	*/
-#define SCR_PLL2CR	0x9a		/* w PLL2 Control	*/
-#define SCR_PLL1CR	0x9c		/* l PLL1 Control	*/
-#define SCR_DIARCR	0xa0		/* b Device Internal Active Register Control */
-#define SCR_DBOCR	0xa1		/* b Device Buffer Off Control */
-#define SCR_FER		0xe0		/* b Function Enable	*/
-#define SCR_MCR		0xe4		/* w Mode Control	*/
-#define SCR_CONFIG	0xfc		/* b Configuration Control */
-#define SCR_DEBUG	0xff		/* b Debug		*/
-
-#define NAND_CFG_COMMAND    0x04    /* w Command        */
-#define NAND_CFG_BASE       0x10    /* l Control Base Address */
-#define NAND_CFG_INTP       0x3d    /* b Interrupt Pin  */
-#define NAND_CFG_INTE       0x48    /* b Int Enable     */
-#define NAND_CFG_EC         0x4a    /* b Event Control  */
-#define NAND_CFG_ICC        0x4c    /* b Internal Clock Control */
-#define NAND_CFG_ECCC       0x5b    /* b ECC Control    */
-#define NAND_CFG_NFTC       0x60    /* b NAND Flash Transaction Control */
-#define NAND_CFG_NFM        0x61    /* b NAND Flash Monitor */
-#define NAND_CFG_NFPSC      0x62    /* b NAND Flash Power Supply Control */
-#define NAND_CFG_NFDC       0x63    /* b NAND Flash Detect Control */
-
-#define NAND_DATA   0x00        /* l Data       */
-#define NAND_MODE   0x04        /* b Mode       */
-#define NAND_STATUS 0x05        /* b Status     */
-#define NAND_ISR    0x06        /* b Interrupt Status */
-#define NAND_IMR    0x07        /* b Interrupt Mask */
-
-#define NAND_MODE_WP        0x80
-#define NAND_MODE_CE        0x10
-#define NAND_MODE_ALE       0x02
-#define NAND_MODE_CLE       0x01
-#define NAND_MODE_ECC_MASK  0x60
-#define NAND_MODE_ECC_EN    0x20
-#define NAND_MODE_ECC_READ  0x40
-#define NAND_MODE_ECC_RST   0x60
-
-struct TC6393xbState {
-    MemoryRegion iomem;
-    qemu_irq irq;
-    qemu_irq *sub_irqs;
-    struct {
-        uint8_t ISR;
-        uint8_t IMR;
-        uint8_t IRR;
-        uint16_t GPER;
-        uint8_t GPI_SR[3];
-        uint8_t GPI_IMR[3];
-        uint8_t GPI_EDER[3];
-        uint8_t GPI_LIR[3];
-        uint8_t GP_IARCR[3];
-        uint8_t GP_IARLCR[3];
-        uint8_t GPI_BCR[3];
-        uint16_t GPA_IARCR;
-        uint16_t GPA_IARLCR;
-        uint16_t CCR;
-        uint16_t PLL2CR;
-        uint32_t PLL1CR;
-        uint8_t DIARCR;
-        uint8_t DBOCR;
-        uint8_t FER;
-        uint16_t MCR;
-        uint8_t CONFIG;
-        uint8_t DEBUG;
-    } scr;
-    uint32_t gpio_dir;
-    uint32_t gpio_level;
-    uint32_t prev_level;
-    qemu_irq handler[TC6393XB_GPIOS];
-    qemu_irq *gpio_in;
-
-    struct {
-        uint8_t mode;
-        uint8_t isr;
-        uint8_t imr;
-    } nand;
-    int nand_enable;
-    uint32_t nand_phys;
-    DeviceState *flash;
-    ECCState ecc;
-
-    QemuConsole *con;
-    MemoryRegion vram;
-    uint16_t *vram_ptr;
-    uint32_t scr_width, scr_height; /* in pixels */
-    qemu_irq l3v;
-    unsigned blank : 1,
-             blanked : 1;
-};
-
-static void tc6393xb_gpio_set(void *opaque, int line, int level)
-{
-//    TC6393xbState *s = opaque;
-
-    if (line > TC6393XB_GPIOS) {
-        printf("%s: No GPIO pin %i\n", __func__, line);
-        return;
-    }
-
-    // FIXME: how does the chip reflect the GPIO input level change?
-}
-
-static void tc6393xb_gpio_handler_update(TC6393xbState *s)
-{
-    uint32_t level, diff;
-    int bit;
-
-    level = s->gpio_level & s->gpio_dir;
-    level &= MAKE_64BIT_MASK(0, TC6393XB_GPIOS);
-
-    for (diff = s->prev_level ^ level; diff; diff ^= 1 << bit) {
-        bit = ctz32(diff);
-        qemu_set_irq(s->handler[bit], (level >> bit) & 1);
-    }
-
-    s->prev_level = level;
-}
-
-qemu_irq tc6393xb_l3v_get(TC6393xbState *s)
-{
-    return s->l3v;
-}
-
-static void tc6393xb_l3v(void *opaque, int line, int level)
-{
-    TC6393xbState *s = opaque;
-    s->blank = !level;
-    fprintf(stderr, "L3V: %d\n", level);
-}
-
-static void tc6393xb_sub_irq(void *opaque, int line, int level) {
-    TC6393xbState *s = opaque;
-    uint8_t isr = s->scr.ISR;
-    if (level)
-        isr |= 1 << line;
-    else
-        isr &= ~(1 << line);
-    s->scr.ISR = isr;
-    qemu_set_irq(s->irq, isr & s->scr.IMR);
-}
-
-#define SCR_REG_B(N)                            \
-    case SCR_ ##N: return s->scr.N
-#define SCR_REG_W(N)                            \
-    case SCR_ ##N: return s->scr.N;             \
-    case SCR_ ##N + 1: return s->scr.N >> 8;
-#define SCR_REG_L(N)                            \
-    case SCR_ ##N: return s->scr.N;             \
-    case SCR_ ##N + 1: return s->scr.N >> 8;    \
-    case SCR_ ##N + 2: return s->scr.N >> 16;   \
-    case SCR_ ##N + 3: return s->scr.N >> 24;
-#define SCR_REG_A(N)                            \
-    case SCR_ ##N(0): return s->scr.N[0];       \
-    case SCR_ ##N(1): return s->scr.N[1];       \
-    case SCR_ ##N(2): return s->scr.N[2]
-
-static uint32_t tc6393xb_scr_readb(TC6393xbState *s, hwaddr addr)
-{
-    switch (addr) {
-        case SCR_REVID:
-            return 3;
-        case SCR_REVID+1:
-            return 0;
-        SCR_REG_B(ISR);
-        SCR_REG_B(IMR);
-        SCR_REG_B(IRR);
-        SCR_REG_W(GPER);
-        SCR_REG_A(GPI_SR);
-        SCR_REG_A(GPI_IMR);
-        SCR_REG_A(GPI_EDER);
-        SCR_REG_A(GPI_LIR);
-        case SCR_GPO_DSR(0):
-        case SCR_GPO_DSR(1):
-        case SCR_GPO_DSR(2):
-            return (s->gpio_level >> ((addr - SCR_GPO_DSR(0)) * 8)) & 0xff;
-        case SCR_GPO_DOECR(0):
-        case SCR_GPO_DOECR(1):
-        case SCR_GPO_DOECR(2):
-            return (s->gpio_dir >> ((addr - SCR_GPO_DOECR(0)) * 8)) & 0xff;
-        SCR_REG_A(GP_IARCR);
-        SCR_REG_A(GP_IARLCR);
-        SCR_REG_A(GPI_BCR);
-        SCR_REG_W(GPA_IARCR);
-        SCR_REG_W(GPA_IARLCR);
-        SCR_REG_W(CCR);
-        SCR_REG_W(PLL2CR);
-        SCR_REG_L(PLL1CR);
-        SCR_REG_B(DIARCR);
-        SCR_REG_B(DBOCR);
-        SCR_REG_B(FER);
-        SCR_REG_W(MCR);
-        SCR_REG_B(CONFIG);
-        SCR_REG_B(DEBUG);
-    }
-    fprintf(stderr, "tc6393xb_scr: unhandled read at %08x\n", (uint32_t) addr);
-    return 0;
-}
-#undef SCR_REG_B
-#undef SCR_REG_W
-#undef SCR_REG_L
-#undef SCR_REG_A
-
-#define SCR_REG_B(N)                                \
-    case SCR_ ##N: s->scr.N = value; return;
-#define SCR_REG_W(N)                                \
-    case SCR_ ##N: s->scr.N = (s->scr.N & ~0xff) | (value & 0xff); return; \
-    case SCR_ ##N + 1: s->scr.N = (s->scr.N & 0xff) | (value << 8); return
-#define SCR_REG_L(N)                                \
-    case SCR_ ##N: s->scr.N = (s->scr.N & ~0xff) | (value & 0xff); return;   \
-    case SCR_ ##N + 1: s->scr.N = (s->scr.N & ~(0xff << 8)) | (value & (0xff << 8)); return;     \
-    case SCR_ ##N + 2: s->scr.N = (s->scr.N & ~(0xff << 16)) | (value & (0xff << 16)); return;   \
-    case SCR_ ##N + 3: s->scr.N = (s->scr.N & ~(0xff << 24)) | (value & (0xff << 24)); return;
-#define SCR_REG_A(N)                                \
-    case SCR_ ##N(0): s->scr.N[0] = value; return;   \
-    case SCR_ ##N(1): s->scr.N[1] = value; return;   \
-    case SCR_ ##N(2): s->scr.N[2] = value; return
-
-static void tc6393xb_scr_writeb(TC6393xbState *s, hwaddr addr, uint32_t value)
-{
-    switch (addr) {
-        SCR_REG_B(ISR);
-        SCR_REG_B(IMR);
-        SCR_REG_B(IRR);
-        SCR_REG_W(GPER);
-        SCR_REG_A(GPI_SR);
-        SCR_REG_A(GPI_IMR);
-        SCR_REG_A(GPI_EDER);
-        SCR_REG_A(GPI_LIR);
-        case SCR_GPO_DSR(0):
-        case SCR_GPO_DSR(1):
-        case SCR_GPO_DSR(2):
-            s->gpio_level = (s->gpio_level & ~(0xff << ((addr - SCR_GPO_DSR(0))*8))) | ((value & 0xff) << ((addr - SCR_GPO_DSR(0))*8));
-            tc6393xb_gpio_handler_update(s);
-            return;
-        case SCR_GPO_DOECR(0):
-        case SCR_GPO_DOECR(1):
-        case SCR_GPO_DOECR(2):
-            s->gpio_dir = (s->gpio_dir & ~(0xff << ((addr - SCR_GPO_DOECR(0))*8))) | ((value & 0xff) << ((addr - SCR_GPO_DOECR(0))*8));
-            tc6393xb_gpio_handler_update(s);
-            return;
-        SCR_REG_A(GP_IARCR);
-        SCR_REG_A(GP_IARLCR);
-        SCR_REG_A(GPI_BCR);
-        SCR_REG_W(GPA_IARCR);
-        SCR_REG_W(GPA_IARLCR);
-        SCR_REG_W(CCR);
-        SCR_REG_W(PLL2CR);
-        SCR_REG_L(PLL1CR);
-        SCR_REG_B(DIARCR);
-        SCR_REG_B(DBOCR);
-        SCR_REG_B(FER);
-        SCR_REG_W(MCR);
-        SCR_REG_B(CONFIG);
-        SCR_REG_B(DEBUG);
-    }
-    fprintf(stderr, "tc6393xb_scr: unhandled write at %08x: %02x\n",
-                                        (uint32_t) addr, value & 0xff);
-}
-#undef SCR_REG_B
-#undef SCR_REG_W
-#undef SCR_REG_L
-#undef SCR_REG_A
-
-static void tc6393xb_nand_irq(TC6393xbState *s) {
-    qemu_set_irq(s->sub_irqs[IRQ_TC6393_NAND],
-            (s->nand.imr & 0x80) && (s->nand.imr & s->nand.isr));
-}
-
-static uint32_t tc6393xb_nand_cfg_readb(TC6393xbState *s, hwaddr addr) {
-    switch (addr) {
-        case NAND_CFG_COMMAND:
-            return s->nand_enable ? 2 : 0;
-        case NAND_CFG_BASE:
-        case NAND_CFG_BASE + 1:
-        case NAND_CFG_BASE + 2:
-        case NAND_CFG_BASE + 3:
-            return s->nand_phys >> (addr - NAND_CFG_BASE);
-    }
-    fprintf(stderr, "tc6393xb_nand_cfg: unhandled read at %08x\n", (uint32_t) addr);
-    return 0;
-}
-static void tc6393xb_nand_cfg_writeb(TC6393xbState *s, hwaddr addr, uint32_t value) {
-    switch (addr) {
-        case NAND_CFG_COMMAND:
-            s->nand_enable = (value & 0x2);
-            return;
-        case NAND_CFG_BASE:
-        case NAND_CFG_BASE + 1:
-        case NAND_CFG_BASE + 2:
-        case NAND_CFG_BASE + 3:
-            s->nand_phys &= ~(0xff << ((addr - NAND_CFG_BASE) * 8));
-            s->nand_phys |= (value & 0xff) << ((addr - NAND_CFG_BASE) * 8);
-            return;
-    }
-    fprintf(stderr, "tc6393xb_nand_cfg: unhandled write at %08x: %02x\n",
-                                        (uint32_t) addr, value & 0xff);
-}
-
-static uint32_t tc6393xb_nand_readb(TC6393xbState *s, hwaddr addr) {
-    switch (addr) {
-        case NAND_DATA + 0:
-        case NAND_DATA + 1:
-        case NAND_DATA + 2:
-        case NAND_DATA + 3:
-            return nand_getio(s->flash);
-        case NAND_MODE:
-            return s->nand.mode;
-        case NAND_STATUS:
-            return 0x14;
-        case NAND_ISR:
-            return s->nand.isr;
-        case NAND_IMR:
-            return s->nand.imr;
-    }
-    fprintf(stderr, "tc6393xb_nand: unhandled read at %08x\n", (uint32_t) addr);
-    return 0;
-}
-static void tc6393xb_nand_writeb(TC6393xbState *s, hwaddr addr, uint32_t value) {
-//    fprintf(stderr, "tc6393xb_nand: write at %08x: %02x\n",
-//					(uint32_t) addr, value & 0xff);
-    switch (addr) {
-        case NAND_DATA + 0:
-        case NAND_DATA + 1:
-        case NAND_DATA + 2:
-        case NAND_DATA + 3:
-            nand_setio(s->flash, value);
-            s->nand.isr |= 1;
-            tc6393xb_nand_irq(s);
-            return;
-        case NAND_MODE:
-            s->nand.mode = value;
-            nand_setpins(s->flash,
-                    value & NAND_MODE_CLE,
-                    value & NAND_MODE_ALE,
-                    !(value & NAND_MODE_CE),
-                    value & NAND_MODE_WP,
-                    0); // FIXME: gnd
-            switch (value & NAND_MODE_ECC_MASK) {
-                case NAND_MODE_ECC_RST:
-                    ecc_reset(&s->ecc);
-                    break;
-                case NAND_MODE_ECC_READ:
-                    // FIXME
-                    break;
-                case NAND_MODE_ECC_EN:
-                    ecc_reset(&s->ecc);
-            }
-            return;
-        case NAND_ISR:
-            s->nand.isr = value;
-            tc6393xb_nand_irq(s);
-            return;
-        case NAND_IMR:
-            s->nand.imr = value;
-            tc6393xb_nand_irq(s);
-            return;
-    }
-    fprintf(stderr, "tc6393xb_nand: unhandled write at %08x: %02x\n",
-                                        (uint32_t) addr, value & 0xff);
-}
-
-static void tc6393xb_draw_graphic(TC6393xbState *s, int full_update)
-{
-    DisplaySurface *surface = qemu_console_surface(s->con);
-    int i;
-    uint16_t *data_buffer;
-    uint8_t *data_display;
-
-    data_buffer = s->vram_ptr;
-    data_display = surface_data(surface);
-    for (i = 0; i < s->scr_height; i++) {
-        int j;
-        for (j = 0; j < s->scr_width; j++, data_display += 4, data_buffer++) {
-            uint16_t color = *data_buffer;
-            uint32_t dest_color = rgb_to_pixel32(
-                           ((color & 0xf800) * 0x108) >> 11,
-                           ((color & 0x7e0) * 0x41) >> 9,
-                           ((color & 0x1f) * 0x21) >> 2
-                           );
-            *(uint32_t *)data_display = dest_color;
-        }
-    }
-    dpy_gfx_update_full(s->con);
-}
-
-static void tc6393xb_draw_blank(TC6393xbState *s, int full_update)
-{
-    DisplaySurface *surface = qemu_console_surface(s->con);
-    int i, w;
-    uint8_t *d;
-
-    if (!full_update)
-        return;
-
-    w = s->scr_width * surface_bytes_per_pixel(surface);
-    d = surface_data(surface);
-    for(i = 0; i < s->scr_height; i++) {
-        memset(d, 0, w);
-        d += surface_stride(surface);
-    }
-
-    dpy_gfx_update_full(s->con);
-}
-
-static void tc6393xb_update_display(void *opaque)
-{
-    TC6393xbState *s = opaque;
-    DisplaySurface *surface = qemu_console_surface(s->con);
-    int full_update;
-
-    if (s->scr_width == 0 || s->scr_height == 0)
-        return;
-
-    full_update = 0;
-    if (s->blanked != s->blank) {
-        s->blanked = s->blank;
-        full_update = 1;
-    }
-    if (s->scr_width != surface_width(surface) ||
-        s->scr_height != surface_height(surface)) {
-        qemu_console_resize(s->con, s->scr_width, s->scr_height);
-        full_update = 1;
-    }
-    if (s->blanked)
-        tc6393xb_draw_blank(s, full_update);
-    else
-        tc6393xb_draw_graphic(s, full_update);
-}
-
-
-static uint64_t tc6393xb_readb(void *opaque, hwaddr addr,
-                               unsigned size)
-{
-    TC6393xbState *s = opaque;
-
-    switch (addr >> 8) {
-        case 0:
-            return tc6393xb_scr_readb(s, addr & 0xff);
-        case 1:
-            return tc6393xb_nand_cfg_readb(s, addr & 0xff);
-    };
-
-    if ((addr &~0xff) == s->nand_phys && s->nand_enable) {
-//        return tc6393xb_nand_readb(s, addr & 0xff);
-        uint8_t d = tc6393xb_nand_readb(s, addr & 0xff);
-//        fprintf(stderr, "tc6393xb_nand: read at %08x: %02hhx\n", (uint32_t) addr, d);
-        return d;
-    }
-
-//    fprintf(stderr, "tc6393xb: unhandled read at %08x\n", (uint32_t) addr);
-    return 0;
-}
-
-static void tc6393xb_writeb(void *opaque, hwaddr addr,
-                            uint64_t value, unsigned size) {
-    TC6393xbState *s = opaque;
-
-    switch (addr >> 8) {
-        case 0:
-            tc6393xb_scr_writeb(s, addr & 0xff, value);
-            return;
-        case 1:
-            tc6393xb_nand_cfg_writeb(s, addr & 0xff, value);
-            return;
-    };
-
-    if ((addr &~0xff) == s->nand_phys && s->nand_enable)
-        tc6393xb_nand_writeb(s, addr & 0xff, value);
-    else
-        fprintf(stderr, "tc6393xb: unhandled write at %08x: %02x\n",
-                (uint32_t) addr, (int)value & 0xff);
-}
-
-static const GraphicHwOps tc6393xb_gfx_ops = {
-    .gfx_update  = tc6393xb_update_display,
-};
-
-TC6393xbState *tc6393xb_init(MemoryRegion *sysmem, uint32_t base, qemu_irq irq)
-{
-    TC6393xbState *s;
-    DriveInfo *nand;
-    static const MemoryRegionOps tc6393xb_ops = {
-        .read = tc6393xb_readb,
-        .write = tc6393xb_writeb,
-        .endianness = DEVICE_NATIVE_ENDIAN,
-        .impl = {
-            .min_access_size = 1,
-            .max_access_size = 1,
-        },
-    };
-
-    s = g_new0(TC6393xbState, 1);
-    s->irq = irq;
-    s->gpio_in = qemu_allocate_irqs(tc6393xb_gpio_set, s, TC6393XB_GPIOS);
-
-    s->l3v = qemu_allocate_irq(tc6393xb_l3v, s, 0);
-    s->blanked = 1;
-
-    s->sub_irqs = qemu_allocate_irqs(tc6393xb_sub_irq, s, TC6393XB_NR_IRQS);
-
-    nand = drive_get(IF_MTD, 0, 0);
-    s->flash = nand_init(nand ? blk_by_legacy_dinfo(nand) : NULL,
-                         NAND_MFR_TOSHIBA, 0x76);
-
-    memory_region_init_io(&s->iomem, NULL, &tc6393xb_ops, s, "tc6393xb", 0x10000);
-    memory_region_add_subregion(sysmem, base, &s->iomem);
-
-    memory_region_init_ram(&s->vram, NULL, "tc6393xb.vram", 0x100000,
-                           &error_fatal);
-    s->vram_ptr = memory_region_get_ram_ptr(&s->vram);
-    memory_region_add_subregion(sysmem, base + 0x100000, &s->vram);
-    s->scr_width = 480;
-    s->scr_height = 640;
-    s->con = graphic_console_init(NULL, 0, &tc6393xb_gfx_ops, s);
-
-    return s;
-}
diff --git a/hw/display/meson.build b/hw/display/meson.build
index 7db05eace97..dabc0d1da6b 100644
--- a/hw/display/meson.build
+++ b/hw/display/meson.build
@@ -25,7 +25,6 @@  system_ss.add(when: 'CONFIG_BOCHS_DISPLAY', if_true: files('bochs-display.c'))
 system_ss.add(when: 'CONFIG_BLIZZARD', if_true: files('blizzard.c'))
 system_ss.add(when: 'CONFIG_EXYNOS4', if_true: files('exynos4210_fimd.c'))
 system_ss.add(when: 'CONFIG_FRAMEBUFFER', if_true: files('framebuffer.c'))
-system_ss.add(when: 'CONFIG_ZAURUS', if_true: files('tc6393xb.c'))
 
 system_ss.add(when: 'CONFIG_OMAP', if_true: files('omap_dss.c'))
 system_ss.add(when: 'CONFIG_PXA2XX', if_true: files('pxa2xx_lcd.c'))